:root{
  --pink:#f7cfe2; --pink2:#fbe7ef; --lav:#d8c9ff; --lav2:#eee8ff;
  --ink:#3d2d46; --muted:#776b7c; --glass:rgba(255,255,255,.58);
  --shadow:0 18px 60px rgba(91,67,112,.18); --border:rgba(255,255,255,.68);
}
*{box-sizing:border-box} html,body{height:100%;margin:0;font-family:Inter,system-ui,sans-serif;color:var(--ink);overflow:hidden}
body{background:#eadcff}
.wallpaper{position:fixed;inset:0;background:
 radial-gradient(circle at 70% 18%, rgba(255,255,255,.75), transparent 18%),
 radial-gradient(circle at 22% 68%, rgba(255,230,242,.75), transparent 22%),
 linear-gradient(180deg,#d7c6ff 0%,#f8dbe8 50%,#f7e8cf 100%);
}
.wallpaper:before,.wallpaper:after{content:"";position:absolute;border-radius:50%;filter:blur(50px);opacity:.55}
.wallpaper:before{width:420px;height:420px;background:#ffd9ea;right:7%;top:15%}.wallpaper:after{width:360px;height:360px;background:#cfc4ff;left:18%;bottom:10%}
.glass{background:var(--glass);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border);box-shadow:var(--shadow)}
.topbar{position:fixed;z-index:100;top:0;left:0;right:0;height:48px;display:flex;align-items:center;padding:0 18px;gap:26px;border-radius:0}.brand{font-weight:700}.menu{font-size:14px}.status{margin-left:auto;display:flex;gap:14px;align-items:center;font-size:13px}
.desktop{position:relative;height:100vh;padding-top:58px;padding-bottom:90px}
.icons{position:absolute;left:26px;top:78px;display:grid;grid-template-columns:86px 86px;gap:18px 18px;width:190px}
.app-icon{border:0;background:transparent;color:var(--ink);display:flex;flex-direction:column;align-items:center;gap:8px;font-size:12px;cursor:pointer}.icon-tile{width:66px;height:66px;border-radius:18px;display:grid;place-items:center;font-size:30px;background:linear-gradient(145deg,rgba(255,255,255,.86),rgba(242,221,255,.72));border:1px solid rgba(255,255,255,.9);box-shadow:0 10px 25px rgba(90,60,120,.14)}
.hero-copy{position:absolute;left:23%;top:26%;max-width:330px;text-align:center}.hero-copy .eyebrow{font-family:'Patrick Hand',cursive;font-size:34px}.hero-copy h1{font-family:'Patrick Hand',cursive;font-size:70px;margin:0;color:#c85d86;font-weight:400;line-height:.95}.hero-copy p{font-family:'Patrick Hand',cursive;font-size:22px;line-height:1.35;color:#9a6277}
.widgets{position:absolute;right:30px;top:74px;width:280px;display:grid;gap:16px}.widget{border-radius:20px;padding:18px}.clock-card{text-align:center}.big-time{font-size:54px;font-weight:600}.sticky{background:#ffe9a9;box-shadow:0 15px 40px rgba(150,115,60,.16);transform:rotate(-1deg)}.sticky h3{margin:0 0 10px;font-family:'Patrick Hand',cursive;font-size:25px;color:#b76161}.sticky ul{margin:0;padding-left:20px;line-height:1.7}.muted{color:var(--muted);font-size:13px}
.dock{position:fixed;z-index:120;left:50%;bottom:18px;transform:translateX(-50%);height:68px;border-radius:22px;padding:8px 14px;display:flex;align-items:center;gap:10px}.start-btn{height:48px;border-radius:15px;border:0;padding:0 18px;background:rgba(255,255,255,.72);font-weight:600;color:var(--ink);cursor:pointer}.dock-icons{display:flex;gap:8px}.dock-icon{width:48px;height:48px;border-radius:14px;border:0;background:rgba(255,255,255,.64);font-size:24px;cursor:pointer}
.start-panel{position:fixed;left:24px;bottom:96px;width:240px;padding:16px;border-radius:20px;z-index:130}.hidden{display:none}.start-head{display:flex;gap:12px;align-items:center;margin-bottom:14px}.avatar{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:#f4cfe3;font-size:11px}.start-list{display:grid;gap:6px}.start-list button{border:0;background:rgba(255,255,255,.55);border-radius:11px;padding:10px;text-align:left;color:var(--ink);cursor:pointer}
.window{position:absolute;min-width:340px;min-height:220px;width:520px;height:350px;border-radius:18px;overflow:hidden;z-index:20}.window .titlebar{height:42px;display:flex;align-items:center;padding:0 12px;gap:10px;cursor:move;background:rgba(255,240,247,.8);border-bottom:1px solid rgba(255,255,255,.8)}.dots{display:flex;gap:7px}.dot{width:11px;height:11px;border-radius:50%}.red{background:#ff7b8a}.yellow{background:#ffcf63}.green{background:#7fd08a}.title{font-size:13px;margin:auto}.window-body{height:calc(100% - 42px);padding:18px;overflow:auto;background:rgba(255,255,255,.66)}
.memory-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.photo-card{background:#fff;border-radius:14px;padding:8px;box-shadow:0 8px 22px rgba(90,67,100,.12);transform:rotate(var(--r,-1deg))}.photo-placeholder{aspect-ratio:1.25;background:linear-gradient(135deg,#f5d8e7,#dcd3ff);border-radius:10px;display:grid;place-items:center;color:#7e6f83;font-weight:700}.caption{font-family:'Patrick Hand',cursive;font-size:18px;margin-top:7px}
.terminal{background:#2f2940;color:#d8f8da;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;border-radius:12px;padding:14px;min-height:230px;white-space:pre-wrap}.terminal input{width:100%;margin-top:12px;background:transparent;border:0;border-bottom:1px solid #8f86a8;color:#fff;outline:none;font-family:inherit}
.music-card{display:flex;gap:16px;align-items:center}.album{width:140px;height:140px;border-radius:18px;background:linear-gradient(135deg,#f3c7df,#bdb2ff);display:grid;place-items:center;font-size:42px}.music-meta h2{margin:0 0 6px}.progress{height:8px;background:#eaddeb;border-radius:999px;overflow:hidden;margin:16px 0}.progress>span{display:block;width:36%;height:100%;background:#d46d9a}.controls{display:flex;gap:12px}.controls button{border:0;background:#f3d6e4;width:42px;height:42px;border-radius:50%;cursor:pointer}
@media(max-width:900px){.menu{display:none}.hero-copy{left:50%;transform:translateX(-50%);top:21%;max-width:280px}.hero-copy h1{font-size:52px}.hero-copy p{font-size:18px}.widgets{display:none}.icons{grid-template-columns:repeat(4,72px);left:50%;transform:translateX(-50%);top:52%;width:auto}.window{left:12px!important;top:66px!important;width:calc(100vw - 24px)!important;height:calc(100vh - 150px)!important}.dock{width:calc(100vw - 20px);justify-content:center;overflow:auto}.start-btn{display:none}}

/* v2: centered launcher, custom window chrome, logoff overlay, Messages */
.start-panel{left:50%;bottom:104px;width:310px;transform:translateX(-50%);padding:18px;border-radius:24px;transform-origin:50% 100%;animation:panelPop .18s ease-out}
@keyframes panelPop{from{opacity:0;transform:translateX(-50%) translateY(10px) scale(.97)}to{opacity:1;transform:translateX(-50%) translateY(0) scale(1)}}
.start-list{grid-template-columns:1fr 1fr}.start-list button{min-height:44px}
.logout-btn{margin-top:14px;width:100%;border:1px solid rgba(255,255,255,.82);background:rgba(255,255,255,.44);border-radius:16px;padding:9px 10px;display:flex;align-items:center;gap:10px;color:var(--ink);cursor:pointer;text-align:left}
.logout-btn:hover{background:rgba(255,255,255,.7)}.logout-btn .mini{width:34px;height:34px;border-radius:50%;font-size:9px;flex:0 0 auto}.logout-btn small{display:block;color:var(--muted);margin-top:2px}.logout-arrow{margin-left:auto;font-size:18px}

.window .titlebar{position:relative;padding:0 12px 0 48px}.window .titlebar .dots{display:none}.window .titlebar .title{margin:auto;padding-right:36px}.window .close{position:absolute;left:12px;top:9px;width:24px;height:24px;border-radius:9px!important;background:rgba(255,255,255,.72)!important;border:1px solid rgba(210,130,160,.25)!important;color:#a05d78;font-size:13px;display:grid;place-items:center;transition:.15s ease}.window .close:hover{background:#ffd9e7!important;transform:scale(1.05)}

.logoff-overlay{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;background:rgba(64,45,79,.18);backdrop-filter:blur(22px) saturate(.85);-webkit-backdrop-filter:blur(22px) saturate(.85);animation:fadeIn .25s ease}
.logoff-overlay.hidden{display:none}@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.logoff-card{width:min(420px,calc(100vw - 36px));padding:34px 28px;border-radius:30px;text-align:center;background:rgba(255,247,252,.58)}
.profile-orbit{position:relative;width:104px;height:104px;margin:0 auto 16px}.profile-avatar{width:92px;height:92px;border-radius:30px;margin:auto;display:grid;place-items:center;background:linear-gradient(145deg,#ffd8e9,#d9ceff);border:4px solid rgba(255,255,255,.8);box-shadow:0 14px 35px rgba(87,54,100,.2);font-size:13px;font-weight:700}.sparkle{position:absolute;font-size:20px}.s1{right:-2px;top:7px;color:#ad86dd}.s2{left:-5px;bottom:8px;color:#e986ac}.logoff-card h2{font-family:'Patrick Hand',cursive;font-size:34px;margin:4px 0 5px}.logoff-card p{color:var(--muted);margin:0 0 20px}.logoff-card button{border:0;border-radius:16px;padding:12px 20px;background:linear-gradient(135deg,#f2cbe0,#d9cdfc);color:var(--ink);font-weight:700;cursor:pointer;box-shadow:0 9px 24px rgba(94,62,113,.14)}

.messages-shell{height:100%;display:grid;grid-template-columns:145px 1fr;background:rgba(255,255,255,.16);border-radius:14px;overflow:hidden}.message-list{padding:10px;background:rgba(248,232,244,.58);border-right:1px solid rgba(255,255,255,.75)}.message-person{width:100%;border:0;background:rgba(255,255,255,.45);border-radius:13px;padding:10px;text-align:left;color:var(--ink);cursor:pointer}.message-person.active{background:rgba(255,255,255,.86);box-shadow:0 6px 16px rgba(95,65,110,.08)}.message-thread{padding:14px;display:flex;flex-direction:column;gap:10px}.thread-head{font-weight:700;margin-bottom:5px}.bubble{max-width:78%;padding:10px 12px;border-radius:15px;line-height:1.35;font-size:14px}.bubble.them{background:#fff;border-bottom-left-radius:5px}.bubble.me{align-self:flex-end;background:#eed9fa;border-bottom-right-radius:5px}.message-compose{margin-top:auto;display:flex;gap:8px}.message-compose input{flex:1;border:1px solid rgba(170,130,180,.2);background:rgba(255,255,255,.72);border-radius:13px;padding:10px 12px;outline:none}.message-compose button{border:0;border-radius:13px;padding:0 14px;background:#ead3f7;color:var(--ink);cursor:pointer}

@media(max-width:900px){.start-panel{left:50%;bottom:92px;width:min(330px,calc(100vw - 24px));transform:translateX(-50%)}.messages-shell{grid-template-columns:95px 1fr}.message-list{padding:7px}.message-person{font-size:12px;padding:8px}}

/* v3: boot/login flow, simplified system bar, maximizeable apps */
body.locked{overflow:hidden}.os-shell{position:fixed;inset:0;z-index:10}.os-shell.hidden{display:none}
.topbar{justify-content:space-between}.topbar .status{margin-left:0}.wifi{font-size:17px;transform:rotate(-18deg);display:inline-block}

.boot-screen,.login-screen{position:fixed;inset:0;z-index:2000;display:grid;place-items:center;background:linear-gradient(165deg,rgba(229,216,255,.96),rgba(255,226,239,.96) 52%,rgba(255,240,215,.96));transition:opacity .45s ease,transform .45s ease}
.boot-screen.hidden,.login-screen.hidden{display:none}.boot-inner{text-align:center;width:min(420px,calc(100vw - 50px));padding:30px}.boot-logo{width:76px;height:76px;margin:0 auto 17px;border-radius:26px;display:grid;place-items:center;font-size:34px;color:#c65d8a;background:rgba(255,255,255,.7);box-shadow:0 18px 45px rgba(88,57,110,.15);animation:bootFloat 2s ease-in-out infinite}.boot-title{font-family:'Patrick Hand',cursive;font-size:48px;color:#b76088}.boot-sub{min-height:22px;color:#776b7c;font-size:14px}.boot-track{height:8px;margin:20px auto 14px;border-radius:999px;background:rgba(255,255,255,.65);overflow:hidden;box-shadow:inset 0 1px 2px rgba(80,50,100,.06)}.boot-track span{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,#d9c8ff,#f5bcd6);transition:width .35s ease}.boot-dots{display:flex;justify-content:center;gap:7px}.boot-dots i{width:7px;height:7px;border-radius:50%;background:#c98eb0;animation:dotPulse 1.15s infinite}.boot-dots i:nth-child(2){animation-delay:.16s}.boot-dots i:nth-child(3){animation-delay:.32s}@keyframes bootFloat{50%{transform:translateY(-7px) rotate(2deg)}}@keyframes dotPulse{0%,80%,100%{opacity:.3;transform:scale(.75)}40%{opacity:1;transform:scale(1.15)}}
.login-screen{backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);background:rgba(65,45,78,.17)}.login-card{width:min(410px,calc(100vw - 36px));padding:38px 30px;border-radius:32px;text-align:center;background:rgba(255,248,252,.60)}.login-avatar{width:108px;height:108px;border-radius:34px;margin:0 auto 18px;display:grid;place-items:center;background:linear-gradient(145deg,#ffd3e6,#d8cbff);border:4px solid rgba(255,255,255,.85);box-shadow:0 16px 45px rgba(86,57,105,.18);font-weight:700}.login-greeting{font-family:'Patrick Hand',cursive;font-size:38px;color:#a95c82}.login-date{font-size:13px;color:var(--muted);margin:3px 0 22px}.login-main{border:0;border-radius:17px;padding:13px 22px;background:linear-gradient(135deg,#f2c9df,#d9cdfc);color:var(--ink);font-weight:700;cursor:pointer;box-shadow:0 10px 28px rgba(94,62,113,.14);transition:.18s ease}.login-main:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(94,62,113,.2)}.login-hint{font-size:11px;color:#8d7d91;margin-top:16px}

.window .titlebar{padding-right:50px}.window-controls{position:absolute;right:10px;top:7px;display:flex;gap:7px}.window .expand,.window .close{position:static!important;width:28px;height:28px;border-radius:9px!important;border:1px solid rgba(210,130,160,.22)!important;background:rgba(255,255,255,.68)!important;color:#98617a;font-size:13px;display:grid;place-items:center;cursor:pointer;transition:.15s ease}.window .expand:hover,.window .close:hover{background:#ffddeb!important;transform:scale(1.05)}.window .titlebar .title{padding-right:0}.window.maximized{position:fixed!important;left:12px!important;top:60px!important;width:calc(100vw - 24px)!important;height:calc(100vh - 150px)!important;border-radius:22px}.window.maximized .window-body{height:calc(100% - 42px)}

@media(max-width:900px){.window-controls{right:8px}.window.maximized{left:6px!important;top:56px!important;width:calc(100vw - 12px)!important;height:calc(100vh - 138px)!important}.boot-title{font-size:42px}.login-card{padding:30px 22px}}

/* v4: real system glyphs + dreamy audio polish */
.status{display:flex;align-items:center;gap:13px}
.wifi-icon,.battery-icon{display:inline-flex;align-items:center;justify-content:center;color:var(--ink);opacity:.9}
.wifi-icon svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round}
.battery-icon svg{width:27px;height:15px;overflow:visible}
.battery-shell{fill:none;stroke:currentColor;stroke-width:1.4}
.battery-fill{fill:currentColor;opacity:.86;transition:width .35s ease}
.battery-tip{fill:currentColor;opacity:.62}
.battery-icon.charging .battery-fill{animation:batteryGlow 1.6s ease-in-out infinite}
@keyframes batteryGlow{50%{opacity:.48}}
.dreamy-album{font-size:48px;position:relative;overflow:hidden;animation:albumFloat 4s ease-in-out infinite}
.dreamy-album::after{content:'✦';position:absolute;right:18px;top:16px;font-size:16px;animation:sparklePulse 1.8s ease-in-out infinite}
.music-progress span{animation:dreamProgress 18s linear infinite}
@keyframes albumFloat{50%{transform:translateY(-4px) rotate(1.5deg)}}
@keyframes sparklePulse{50%{transform:scale(1.4) rotate(12deg);opacity:.55}}
@keyframes dreamProgress{from{width:8%}to{width:92%}}

/* v5: compact desktop music widget */
.desktop-music{display:grid;grid-template-columns:58px 1fr;gap:12px;align-items:center;padding:13px 14px}
.desktop-music-thumb{width:58px;height:58px;border-radius:17px;display:grid;place-items:center;font-size:28px;background:linear-gradient(145deg,#f7cadf,#cfc5ff);box-shadow:inset 0 1px 0 rgba(255,255,255,.75),0 8px 20px rgba(90,60,120,.12)}
.desktop-music-main{min-width:0}.desktop-music-main strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-size:13px;margin:2px 0 8px}
.desktop-music-controls{display:grid;grid-template-columns:34px 1fr;gap:9px;align-items:center}.desktop-music-controls button{width:34px;height:34px;border:0;border-radius:12px;background:rgba(255,255,255,.68);color:var(--ink);font-size:15px;cursor:pointer;box-shadow:0 5px 14px rgba(91,67,112,.09)}
.desktop-music-controls input[type="range"]{width:100%;accent-color:#c86d98;cursor:pointer}


/* v6: embedded mini game */
.window[data-win="game"]{width:min(760px,calc(100vw - 40px))}
.window[data-win="game"] .window-body{padding:12px;background:linear-gradient(145deg,rgba(255,235,246,.76),rgba(238,234,255,.72))}
.game-shell{display:grid;gap:8px}
.game-frame{display:block;width:100%;height:auto;aspect-ratio:16/9;border:0;border-radius:16px;background:#ffd6e6;box-shadow:inset 0 0 0 1px rgba(255,255,255,.65),0 10px 28px rgba(72,46,92,.13)}
.game-hint{text-align:center;font-size:12px;padding:0 6px 2px}
@media(max-width:900px){.window[data-win="game"]{width:calc(100vw - 24px)!important}.game-hint{display:none}}

/* v8: game window is fitted to the canvas aspect ratio (16:9) */
.window[data-win="game"]{min-width:0!important;min-height:0!important;overflow:hidden}
.window[data-win="game"] .window-body{padding:0!important;overflow:hidden!important;background:#8fd9ff}
.window[data-win="game"] .game-shell{width:100%;height:100%;display:block;overflow:hidden}
.window[data-win="game"] .game-frame{display:block;width:100%;height:100%;border:0;border-radius:0;box-shadow:none;background:#8fd9ff}
.window[data-win="game"].game-fitted .titlebar{cursor:default}


/* v9: game auto-focus + click-to-resume overlay */
.window[data-win="game"] .game-shell{position:relative}
.game-resume{position:absolute;inset:0;z-index:5;border:0;margin:0;padding:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;background:rgba(48,35,62,.30);backdrop-filter:blur(7px) saturate(.8);-webkit-backdrop-filter:blur(7px) saturate(.8);color:white;text-shadow:0 2px 12px rgba(35,20,50,.35);cursor:pointer;font-family:inherit}
.game-resume.hidden{display:none}
.game-resume span{width:64px;height:64px;border-radius:22px;display:grid;place-items:center;font-size:30px;background:rgba(255,255,255,.80);color:#6c4f7c;box-shadow:0 16px 40px rgba(35,20,50,.18);text-shadow:none}
.game-resume b{font-size:22px}
.game-resume small{font-size:13px;opacity:.9}
.window[data-win="game"].game-active{box-shadow:0 22px 65px rgba(76,48,98,.28),0 0 0 2px rgba(255,255,255,.42)}
/* v10: simpler generic shell + themes */
.start-btn{display:flex;align-items:center;gap:8px}.start-heart{width:26px;height:26px;display:grid;place-items:center;border-radius:9px;background:linear-gradient(145deg,#ff9cbd,#cfa9ff);color:white;font-size:15px;box-shadow:0 4px 12px rgba(190,92,139,.22)}
.mail-shell{height:100%;display:grid;grid-template-columns:210px 1fr;gap:14px}.mail-list{border-right:1px solid rgba(130,90,120,.12);padding-right:12px}.mail-list h3{margin-top:0}.mail-item{width:100%;text-align:left;border:0;border-radius:13px;padding:12px;margin-bottom:8px;background:rgba(255,255,255,.48);color:var(--ink)}.mail-item.active{background:#ffe2ee}.mail-item small{display:block;color:var(--muted);margin-top:4px}.mail-reader{padding:8px 12px;line-height:1.7}
.theme-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}.theme-grid button{min-height:120px;border:1px solid rgba(130,90,120,.14);border-radius:18px;background:rgba(255,255,255,.58);font-size:28px;color:var(--ink);cursor:pointer}.theme-grid button b,.theme-grid button small{display:block;font-size:14px;margin-top:7px}.theme-grid button small{font-size:11px;color:var(--muted)}.theme-grid button.active{outline:3px solid rgba(218,117,165,.3);background:#fff0f6}
body[data-theme="light"] .wallpaper{background:linear-gradient(145deg,#fffaf6,#f5f3ff 55%,#fff1f7)}
body[data-theme="light"] .wallpaper:before{background:#ffe8ef}body[data-theme="light"] .wallpaper:after{background:#e8e5ff}
body[data-theme="night"]{--ink:#f8efff;--muted:#c9b9d5}body[data-theme="night"] .wallpaper{background:radial-gradient(circle at 70% 20%,#604f89 0 10%,transparent 35%),linear-gradient(145deg,#18162b,#29203d 55%,#402b52)}body[data-theme="night"] .wallpaper:before{background:#8b5b91;opacity:.3}body[data-theme="night"] .wallpaper:after{background:#455a91;opacity:.3}body[data-theme="night"] .glass{background:rgba(38,30,55,.64);border-color:rgba(255,255,255,.13)}body[data-theme="night"] .hero-copy p{color:#d8bfd0}body[data-theme="night"] .sticky{background:#5d4d65;color:#fff}body[data-theme="night"] .window-body{background:rgba(31,25,47,.76)}body[data-theme="night"] .window .titlebar{background:rgba(54,40,66,.85)}
@media(max-width:700px){.mail-shell{grid-template-columns:1fr}.mail-list{display:none}.theme-grid{grid-template-columns:1fr}}


/* v11: BirthdayOS has one pastel identity, with day/night variants only */
.theme-grid{display:none!important}

/* Night is the existing Dream palette after sunset — not a separate dark theme. */
body[data-theme="night"]{--ink:#f8edf8;--muted:#d6bfd3;--glass:rgba(56,38,72,.52);--border:rgba(255,225,246,.16);--shadow:0 18px 60px rgba(22,14,38,.34);background:#392d57}
body[data-theme="night"] .wallpaper{background:
 radial-gradient(circle at 70% 18%,rgba(244,210,255,.20),transparent 18%),
 radial-gradient(circle at 22% 68%,rgba(255,154,199,.20),transparent 22%),
 linear-gradient(180deg,#514579 0%,#6a456a 50%,#735461 100%)}
body[data-theme="night"] .wallpaper:before{background:#b65c8c;opacity:.34}
body[data-theme="night"] .wallpaper:after{background:#7666bd;opacity:.38}
body[data-theme="night"] .glass{background:var(--glass);border-color:var(--border);box-shadow:var(--shadow)}
body[data-theme="night"] .topbar{background:rgba(52,39,71,.46)}
body[data-theme="night"] .icon-tile{background:linear-gradient(145deg,rgba(113,81,126,.82),rgba(77,64,122,.76));border-color:rgba(255,226,245,.16);box-shadow:0 10px 25px rgba(22,14,38,.22)}
body[data-theme="night"] .hero-copy h1{color:#f29abd}
body[data-theme="night"] .hero-copy p{color:#e1b5c8}
body[data-theme="night"] .sticky{background:#8d6f78;color:#fff1f6;box-shadow:0 15px 40px rgba(22,14,38,.22)}
body[data-theme="night"] .sticky h3{color:#ffd0df}
body[data-theme="night"] .window-body{background:rgba(62,44,75,.70)}
body[data-theme="night"] .window .titlebar{background:rgba(82,55,83,.78);border-bottom-color:rgba(255,228,244,.12)}
body[data-theme="night"] .start-list button,body[data-theme="night"] .start-btn,body[data-theme="night"] .dock-icon,body[data-theme="night"] .desktop-music-controls button{background:rgba(112,79,118,.58);color:#fff1f8}
body[data-theme="night"] .photo-card{background:#70536f}
body[data-theme="night"] .photo-placeholder{background:linear-gradient(135deg,#845d7b,#62568c);color:#f5deef}
body[data-theme="night"] .mail-item{background:rgba(116,79,112,.44)}
body[data-theme="night"] .mail-item.active{background:rgba(183,101,145,.48)}
body[data-theme="night"] .message-list{background:rgba(82,57,87,.58)}
body[data-theme="night"] .message-person,body[data-theme="night"] .bubble.them{background:rgba(124,87,120,.56)}
body[data-theme="night"] .bubble.me{background:rgba(111,91,158,.66)}

/* BirthdayOS profile artwork */
.profile-image{background-image:url("assets/profile/expression-01.png")!important;background-size:cover!important;background-position:center!important;color:transparent!important;overflow:hidden}
.photo-ui-image{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:10px;display:block}
.hero-art{overflow:hidden;border-radius:18px;box-shadow:0 10px 28px rgba(90,67,100,.14);background:rgba(255,255,255,.35)}
.hero-art img{display:block;width:100%;height:100%;object-fit:cover}
.memory-art{max-width:520px;aspect-ratio:2/1}.memory-art img{object-position:center 35%}
.birthday-art{max-width:420px;aspect-ratio:1/1}

/* v13: clean circular profile treatment */
.avatar.profile-image,
.login-avatar.profile-image,
.profile-avatar.profile-image,
.logout-btn .mini.profile-image {
  border-radius: 50% !important;
  background-size: cover !important;
  background-position: center !important;
  background-repeat: no-repeat !important;
  overflow: hidden !important;
}
.login-avatar.profile-image,
.profile-avatar.profile-image {
  aspect-ratio: 1 / 1;
}


/* v14: reduced shell — countdown + direct day/night toggle */
.theme-toggle{
  width:46px;height:25px;border:1px solid rgba(129,91,122,.15);border-radius:999px;
  padding:2px 3px;background:rgba(255,255,255,.48);display:flex;align-items:center;justify-content:space-between;
  cursor:pointer;position:relative;box-shadow:inset 0 1px 5px rgba(110,75,105,.08);color:inherit;
}
.theme-toggle:before{
  content:"";position:absolute;left:3px;top:3px;width:19px;height:19px;border-radius:50%;
  background:linear-gradient(145deg,#ffd59a,#ffbfcf);box-shadow:0 2px 7px rgba(111,70,105,.18);transition:.28s ease;
}
.theme-toggle span{font-size:11px;line-height:1;position:relative;z-index:1;opacity:.72}
.theme-toggle.night-active:before{transform:translateX(20px);background:linear-gradient(145deg,#bca7e8,#8c80c8)}
body[data-theme="night"] .theme-toggle{background:rgba(46,34,67,.5);border-color:rgba(255,229,246,.13)}

.countdown-card{text-align:center;overflow:hidden;position:relative}
.countdown-card:after{content:"♡";position:absolute;right:14px;top:8px;font-size:42px;color:#efa8c3;opacity:.18;transform:rotate(12deg)}
.countdown-kicker{font-family:'Patrick Hand',cursive;font-size:20px;color:#bf6d90;margin-bottom:2px}
.countdown-number{font-size:58px;line-height:.92;font-weight:700;color:#ca7198;letter-spacing:-3px}
.countdown-label{font-size:14px;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:#9f718d;margin-top:4px}
.countdown-detail{font-size:14px;font-weight:600;margin:9px 0 5px;color:var(--ink)}
body[data-theme="night"] .countdown-kicker{color:#f0a8c6}
body[data-theme="night"] .countdown-number{color:#f3a4c5}
body[data-theme="night"] .countdown-label{color:#d9b1ca}
body[data-theme="night"] .countdown-card:after{color:#efb1d2}


/* v15: lean asset placeholders + mobile game aspect fix */
.empty-art{min-height:220px;border:1px dashed rgba(180,125,165,.32);border-radius:20px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;background:linear-gradient(145deg,rgba(255,255,255,.28),rgba(238,222,255,.22));text-align:center;color:var(--muted)}
.empty-art span{font-size:46px;color:#d58aab}.empty-art b{color:var(--ink)}.empty-art small{font-size:12px}
.photo-placeholder{overflow:hidden}.photo-placeholder-art{aspect-ratio:1/1;display:grid;place-items:center;border-radius:10px;background:linear-gradient(145deg,#f7dbe8,#e3d9fb);font-size:36px;color:#c97fa1}
body[data-theme="night"] .photo-placeholder-art{background:linear-gradient(145deg,#62475f,#4b416b);color:#f2b6d0}
@media(max-width:900px){
  .window[data-win="game"]{width:calc(100vw - 12px)!important;height:calc((100vw - 12px)*.5625 + 42px)!important;left:6px!important;top:50%!important;transform:translateY(-50%);max-height:calc(100vh - 110px)!important}
  .window[data-win="game"] .window-body{height:calc(100% - 42px)!important;aspect-ratio:16/9!important}
  .window[data-win="game"] .game-shell,.window[data-win="game"] .game-frame{width:100%!important;height:100%!important;aspect-ratio:16/9!important;object-fit:contain}
}

/* v16: animated login + desktop entrance + compact widgets */
.login-avatar{
  animation:profileFloat 3.2s ease-in-out infinite;
  will-change:transform;
}
@keyframes profileFloat{
  0%,100%{transform:translateY(0) rotate(-.4deg)}
  50%{transform:translateY(-10px) rotate(.4deg)}
}
.login-greeting{font-size:35px;letter-spacing:.01em}
.login-main{
  min-width:210px;
  background:linear-gradient(135deg,#c85f91,#8f78c8)!important;
  color:#fff!important;
  border:1px solid rgba(255,255,255,.35)!important;
  box-shadow:0 12px 30px rgba(122,75,137,.28)!important;
}
.login-main:hover{background:linear-gradient(135deg,#d96d9f,#9c86d4)!important;box-shadow:0 16px 36px rgba(122,75,137,.34)!important}
.login-main:active{transform:translateY(0) scale(.985)}
.login-heart{display:inline-block;margin-right:6px;color:#ffe5f1;filter:drop-shadow(0 1px 4px rgba(255,255,255,.18))}
body[data-theme="night"] .login-main{
  background:linear-gradient(135deg,#e879ac,#9d88e0)!important;
  color:#fff!important;
  box-shadow:0 12px 34px rgba(19,11,34,.36)!important;
}
body[data-theme="night"] .login-card{background:rgba(49,35,67,.62)}
body[data-theme="night"] .login-greeting{color:#ffc1dc}
body[data-theme="night"] .login-hint{color:#d9c4d8}

/* Keep the right-side widgets useful but visually lighter. */
.widgets{width:258px;gap:12px}
.widgets .countdown-card,.widgets .clock-card{padding:12px 14px}
.countdown-kicker{font-size:17px}
.countdown-number{font-size:43px;letter-spacing:-2px}
.countdown-label{font-size:11px;margin-top:2px}
.countdown-detail{font-size:12px;margin:6px 0 3px}
.countdown-card .muted{font-size:11px}
.big-time{font-size:38px;line-height:1.05}
.clock-card .muted{font-size:11px;margin-top:4px}
.sticky{padding:13px 16px!important;transform:rotate(-.6deg)}
.sticky h3{font-size:21px;margin-bottom:6px}
.sticky ul{padding-left:18px;margin:0;line-height:1.55;font-family:'Patrick Hand',cursive;font-size:17px}
.sticky li{white-space:nowrap}

/* macOS-ish spring entrance: dock first, then desktop icons and widgets. */
.os-shell.desktop-entering .dock{animation:dockSpring .72s cubic-bezier(.2,1.4,.35,1) both}
.os-shell.desktop-entering .app-icon{animation:iconSpring .62s cubic-bezier(.2,1.45,.35,1) both}
.os-shell.desktop-entering .app-icon:nth-child(1){animation-delay:.12s}
.os-shell.desktop-entering .app-icon:nth-child(2){animation-delay:.17s}
.os-shell.desktop-entering .app-icon:nth-child(3){animation-delay:.22s}
.os-shell.desktop-entering .app-icon:nth-child(4){animation-delay:.27s}
.os-shell.desktop-entering .app-icon:nth-child(5){animation-delay:.32s}
.os-shell.desktop-entering .app-icon:nth-child(6){animation-delay:.37s}
.os-shell.desktop-entering .app-icon:nth-child(7){animation-delay:.42s}
.os-shell.desktop-entering .widget{animation:widgetFloatIn .72s cubic-bezier(.18,1.25,.32,1) both}
.os-shell.desktop-entering .widget:nth-child(1){animation-delay:.24s}
.os-shell.desktop-entering .widget:nth-child(2){animation-delay:.31s}
.os-shell.desktop-entering .widget:nth-child(3){animation-delay:.38s}
.os-shell.desktop-entering .widget:nth-child(4){animation-delay:.45s}
.os-shell.desktop-entering .hero-copy{animation:heroFadeIn .75s ease-out .18s both}
@keyframes dockSpring{
  0%{opacity:0;transform:translateX(-50%) translateY(90px) scale(.82)}
  68%{opacity:1;transform:translateX(-50%) translateY(-7px) scale(1.025)}
  100%{opacity:1;transform:translateX(-50%) translateY(0) scale(1)}
}
@keyframes iconSpring{
  0%{opacity:0;transform:translateY(28px) scale(.58)}
  72%{opacity:1;transform:translateY(-5px) scale(1.06)}
  100%{opacity:1;transform:translateY(0) scale(1)}
}
@keyframes widgetFloatIn{
  0%{opacity:0;transform:translateX(34px) translateY(10px) scale(.94)}
  72%{opacity:1;transform:translateX(-4px) translateY(-2px) scale(1.01)}
  100%{opacity:1;transform:none}
}
@keyframes heroFadeIn{from{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}

@media(max-width:900px){
  .sticky li{white-space:normal}
}

/* v17: subtle motion + sound polish ------------------------------------------------ */
/* Keep motion playful but restrained. */
.app-icon,.dock-icon,.start-btn,.start-list button,.logout-btn,.theme-toggle,
.window .expand,.window .close,.login-main,.logoff-card button{
  -webkit-tap-highlight-color:transparent;
}

/* Desktop icon hover: the tile lifts and the emoji does a tiny spring. */
.app-icon{transition:transform .18s ease,filter .18s ease}
.app-icon .icon-tile{transition:transform .24s cubic-bezier(.2,1.55,.35,1),box-shadow .22s ease,filter .22s ease}
.app-icon:hover{filter:saturate(1.05)}
.app-icon:hover .icon-tile{transform:translateY(-7px) scale(1.07);box-shadow:0 16px 30px rgba(90,60,120,.20)}
.app-icon:active .icon-tile{transform:translateY(-2px) scale(.97)}

/* Dock magnification, inspired by macOS without becoming huge. */
.dock-icon{transform-origin:50% 100%;transition:transform .22s cubic-bezier(.2,1.55,.35,1),background .18s ease,box-shadow .18s ease}
.dock-icon:hover{transform:translateY(-9px) scale(1.18);box-shadow:0 10px 22px rgba(84,57,105,.18)}
.dock-icon:active{transform:translateY(-3px) scale(.97)}
.start-btn{transition:transform .2s cubic-bezier(.2,1.45,.35,1),background .18s ease,box-shadow .18s ease}
.start-btn:hover{transform:translateY(-4px) scale(1.025);box-shadow:0 9px 18px rgba(84,57,105,.12)}
.start-btn:active{transform:translateY(-1px) scale(.985)}

/* Launcher rows should feel alive but not jump around. */
.start-list button,.logout-btn{transition:transform .18s cubic-bezier(.2,1.35,.35,1),background .18s ease}
.start-list button:hover{transform:translateX(5px)}
.logout-btn:hover{transform:translateY(-2px)}

/* Windows spring into the desktop instead of appearing abruptly. */
.window.window-opening{animation:windowSpringIn .34s cubic-bezier(.18,1.28,.32,1) both;transform-origin:50% 42px}
@keyframes windowSpringIn{
  0%{opacity:0;transform:translateY(18px) scale(.92)}
  72%{opacity:1;transform:translateY(-3px) scale(1.015)}
  100%{opacity:1;transform:none}
}
.window{transition:box-shadow .18s ease}
.window:hover{box-shadow:0 22px 54px rgba(74,48,94,.18)}

/* Logoff / standby gets the same dreamy motion language as login. */
.logoff-overlay{animation:logoffVeilIn .34s ease both}
.logoff-card{animation:logoffCardIn .5s cubic-bezier(.18,1.28,.32,1) both}
.logoff-overlay.closing{animation:logoffVeilOut .24s ease both;pointer-events:none}
.logoff-overlay.closing .logoff-card{animation:logoffCardOut .24s ease both}
.profile-orbit{animation:standbyFloat 3.4s ease-in-out infinite;will-change:transform}
.profile-orbit .s1{animation:sparkleDriftA 2.6s ease-in-out infinite}
.profile-orbit .s2{animation:sparkleDriftB 2.9s ease-in-out infinite}
.logoff-card button{transition:transform .2s cubic-bezier(.2,1.45,.35,1),box-shadow .18s ease,filter .18s ease}
.logoff-card button:hover{transform:translateY(-3px) scale(1.025);box-shadow:0 14px 28px rgba(94,62,113,.22);filter:saturate(1.08)}
.logoff-card button:active{transform:translateY(0) scale(.985)}
@keyframes logoffVeilIn{from{opacity:0;backdrop-filter:blur(0) saturate(.9)}to{opacity:1;backdrop-filter:blur(22px) saturate(.85)}}
@keyframes logoffVeilOut{to{opacity:0;backdrop-filter:blur(0) saturate(.9)}}
@keyframes logoffCardIn{0%{opacity:0;transform:translateY(28px) scale(.9)}72%{opacity:1;transform:translateY(-4px) scale(1.015)}100%{opacity:1;transform:none}}
@keyframes logoffCardOut{to{opacity:0;transform:translateY(18px) scale(.95)}}
@keyframes standbyFloat{0%,100%{transform:translateY(0) rotate(-.5deg)}50%{transform:translateY(-10px) rotate(.5deg)}}
@keyframes sparkleDriftA{0%,100%{transform:translate(0,0) rotate(0);opacity:.7}50%{transform:translate(5px,-6px) rotate(12deg);opacity:1}}
@keyframes sparkleDriftB{0%,100%{transform:translate(0,0) rotate(0);opacity:.7}50%{transform:translate(-4px,5px) rotate(-10deg);opacity:1}}

/* Tiny hover polish for widgets and system controls. */
.widget{transition:transform .22s ease,box-shadow .22s ease}
.widget:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(82,56,102,.12)}
.theme-toggle,.window .expand,.window .close{transition:transform .18s cubic-bezier(.2,1.4,.35,1),background .18s ease}
.theme-toggle:hover{transform:translateY(-2px) scale(1.04)}
.window .expand:hover,.window .close:hover{transform:scale(1.1)!important}

@media (prefers-reduced-motion:reduce){
  .app-icon,.app-icon .icon-tile,.dock-icon,.start-btn,.start-list button,.logout-btn,
  .window.window-opening,.logoff-overlay,.logoff-card,.profile-orbit,.profile-orbit .sparkle,
  .widget,.theme-toggle,.window .expand,.window .close{animation:none!important;transition:none!important;transform:none!important}
}

/* v18: functional Mail/Messages + mobile master/detail + contrast pass ---------------- */
:root{
  --panel-soft:rgba(255,255,255,.58);
  --panel-strong:rgba(255,255,255,.88);
  --panel-selected:#f5d4e4;
  --field-bg:rgba(255,255,255,.9);
  --field-border:rgba(112,72,115,.24);
  --accent-strong:#9d4774;
  --accent-button-a:#c85f91;
  --accent-button-b:#7e68b6;
}
body[data-theme="night"]{
  --panel-soft:rgba(95,65,101,.52);
  --panel-strong:rgba(120,82,116,.72);
  --panel-selected:rgba(194,112,153,.62);
  --field-bg:rgba(45,34,60,.88);
  --field-border:rgba(255,226,244,.22);
  --accent-strong:#ffbdd9;
  --accent-button-a:#e879ac;
  --accent-button-b:#8f79ce;
}

/* One consistent primary action on login and standby. */
.login-main,.logoff-card button{
  background:linear-gradient(135deg,var(--accent-button-a),var(--accent-button-b))!important;
  color:#fff!important;
  border:1px solid rgba(255,255,255,.34)!important;
  box-shadow:0 12px 30px rgba(94,62,113,.28)!important;
  font-weight:750;
}
.logoff-card button:hover,.login-main:hover{filter:brightness(1.06) saturate(1.05)}
body[data-theme="night"] .logoff-card{background:rgba(49,35,67,.72)}
body[data-theme="night"] .logoff-card p{color:#e0cede}

/* Consistent high-contrast form controls and secondary text. */
.muted{color:var(--muted)}
input,textarea,select{color:var(--ink)}
.message-compose input,#termInput{
  background:var(--field-bg)!important;
  color:var(--ink)!important;
  border:1px solid var(--field-border)!important;
}
.message-compose input::placeholder,#termInput::placeholder{color:var(--muted);opacity:.88}
.message-compose button{
  background:linear-gradient(135deg,#d885ab,#ab92d4);
  color:#fff;
  min-width:64px;
  font-weight:700;
}
body[data-theme="night"] .message-compose button{background:linear-gradient(135deg,#cf719f,#8873c2);color:#fff}

/* Mail + Messages share one master/detail language. */
.mail-shell,.messages-shell{
  height:100%;
  min-height:0;
  display:grid;
  grid-template-columns:minmax(220px,32%) minmax(0,1fr);
  gap:0;
  border-radius:15px;
  overflow:hidden;
  background:rgba(255,255,255,.12);
}
.mail-list,.message-list{
  min-width:0;
  overflow:auto;
  padding:14px;
  background:var(--panel-soft);
  border-right:1px solid var(--border);
}
.pane-title{font-weight:800;font-size:16px;margin:2px 4px 12px;color:var(--ink)}
.mail-item,.message-person{
  display:block;
  width:100%;
  border:1px solid transparent;
  border-radius:14px;
  padding:12px;
  margin:0 0 8px;
  text-align:left;
  background:rgba(255,255,255,.42);
  color:var(--ink);
  cursor:pointer;
  transition:transform .16s ease,background .16s ease,border-color .16s ease;
}
.mail-item:hover,.message-person:hover{transform:translateX(2px);background:var(--panel-strong)}
.mail-item.active,.message-person.active{background:var(--panel-selected);border-color:rgba(157,71,116,.15);box-shadow:0 7px 18px rgba(91,58,100,.08)}
.mail-item b,.message-person b{display:block;color:var(--ink);line-height:1.25}
.mail-item small,.message-person small{display:block;color:var(--muted);margin-top:5px;line-height:1.3}
.mail-reader,.message-thread{
  min-width:0;
  overflow:auto;
  padding:22px 24px;
  background:rgba(255,255,255,.24);
  color:var(--ink);
}
.mail-reader{line-height:1.72}
.mail-reader h2{margin:8px 0 12px;color:var(--ink)}
.mail-body{max-width:760px}
.mail-body p{margin:0 0 14px}
.mail-signoff{color:var(--accent-strong);font-weight:650}
.message-thread{display:flex;flex-direction:column;gap:10px}
.thread-head{font-weight:800;font-size:17px;padding-bottom:10px;border-bottom:1px solid var(--border)}
.thread-bubbles{display:flex;flex-direction:column;gap:10px;min-height:130px}
.bubble{color:#382d3d;box-shadow:0 5px 15px rgba(74,48,94,.05)}
.bubble.them{background:#fff7fb}
.bubble.me{background:#eadcf8;color:#372d42}
body[data-theme="night"] .mail-shell,body[data-theme="night"] .messages-shell{background:rgba(29,22,44,.28)}
body[data-theme="night"] .mail-reader,body[data-theme="night"] .message-thread{background:rgba(43,31,59,.48)}
body[data-theme="night"] .mail-item,body[data-theme="night"] .message-person{background:rgba(92,62,96,.62)}
body[data-theme="night"] .mail-item:hover,body[data-theme="night"] .message-person:hover{background:rgba(119,78,113,.78)}
body[data-theme="night"] .mail-item.active,body[data-theme="night"] .message-person.active{background:rgba(177,95,139,.66)}
body[data-theme="night"] .bubble.them{background:#654d6a;color:#fff4fb}
body[data-theme="night"] .bubble.me{background:#62568f;color:#fff4ff}

/* Back control is only needed when master/detail collapses on mobile. */
.pane-back{display:none;border:0;background:transparent;color:var(--accent-strong);font-weight:750;padding:0 0 12px;cursor:pointer;font-size:14px}

/* General contrast tweaks for the shell. */
.start-panel .muted,.logout-btn small{opacity:1}
body[data-theme="night"] .start-panel,body[data-theme="night"] .dock,body[data-theme="night"] .topbar{color:#fff5fb}
body[data-theme="night"] .start-list button,body[data-theme="night"] .logout-btn{border-color:rgba(255,230,246,.16)}
body[data-theme="night"] .window .close,body[data-theme="night"] .window .expand{color:#fff3fa}

@media(max-width:700px){
  .mail-shell,.messages-shell{display:block;position:relative;height:100%;overflow:hidden;background:transparent}
  .mail-list,.message-list,.mail-reader,.message-thread{position:absolute;inset:0;border:0;padding:14px;transition:transform .28s cubic-bezier(.2,.8,.3,1),opacity .22s ease}
  .mail-list,.message-list{transform:translateX(0);opacity:1}
  .mail-reader,.message-thread{transform:translateX(100%);opacity:0;background:rgba(255,255,255,.52)}
  .mail-shell.reader-open .mail-list,.messages-shell.thread-open .message-list{transform:translateX(-24%);opacity:0;pointer-events:none}
  .mail-shell.reader-open .mail-reader,.messages-shell.thread-open .message-thread{transform:translateX(0);opacity:1}
  .pane-back{display:inline-flex;align-items:center}
  body[data-theme="night"] .mail-reader,body[data-theme="night"] .message-thread{background:rgba(48,35,64,.96)}
  .mail-item,.message-person{padding:13px}
  .thread-bubbles{min-height:0}
}

/* v19: dock state, unified auth motion, focused music library ------------------ */
.dock-icons{align-items:center}
.dock-separator{width:1px;height:34px;margin:0 3px;background:linear-gradient(180deg,transparent,rgba(106,76,112,.24),transparent);flex:0 0 auto}
body[data-theme="night"] .dock-separator{background:linear-gradient(180deg,transparent,rgba(255,225,244,.24),transparent)}
.dock-icon{position:relative;overflow:visible}
.dock-glyph{display:block;line-height:1}
.dock-active-dot{position:absolute;left:50%;bottom:2px;width:5px;height:5px;border-radius:50%;background:#c65f91;transform:translateX(-50%) scale(0);opacity:0;transition:transform .2s cubic-bezier(.2,1.5,.35,1),opacity .18s ease;box-shadow:0 0 8px rgba(198,95,145,.38)}
.dock-icon.active .dock-active-dot{transform:translateX(-50%) scale(1);opacity:1}
body[data-theme="night"] .dock-active-dot{background:#f0a3cb;box-shadow:0 0 9px rgba(240,163,203,.46)}

/* Login and standby intentionally share one profile interaction language. */
.login-avatar,.profile-orbit{transition:filter .22s ease}
.login-avatar:hover,.profile-orbit:hover{filter:drop-shadow(0 12px 22px rgba(128,77,124,.18))}
.login-avatar:hover{animation:profileHoverBounce .62s cubic-bezier(.2,1.55,.35,1) both}
.profile-orbit:hover{animation:profileOrbitHover .62s cubic-bezier(.2,1.55,.35,1) both}
.profile-orbit:hover .profile-avatar{transform:scale(1.055)}
.profile-avatar{transition:transform .3s cubic-bezier(.2,1.4,.35,1)}
@keyframes profileHoverBounce{0%{transform:translateY(0) scale(1)}45%{transform:translateY(-9px) scale(1.055)}72%{transform:translateY(2px) scale(.995)}100%{transform:translateY(0) scale(1.025)}}
@keyframes profileOrbitHover{0%{transform:translateY(0) rotate(-.5deg) scale(1)}45%{transform:translateY(-9px) rotate(.5deg) scale(1.055)}72%{transform:translateY(2px) scale(.995)}100%{transform:translateY(0) scale(1.025)}}
.login-card,.logoff-card{background:rgba(255,248,252,.60);border:1px solid rgba(255,255,255,.68)}
body[data-theme="night"] .login-card,body[data-theme="night"] .logoff-card{background:rgba(49,35,67,.72);border-color:rgba(255,226,244,.14)}
#loginBtn{min-width:190px}

/* Music is a tiny library now, not a decorative placeholder. */
.music-library{height:100%;min-height:0;display:grid;grid-template-columns:minmax(190px,34%) minmax(0,1fr);border-radius:16px;overflow:hidden;background:rgba(255,255,255,.14)}
.music-list{padding:12px;background:var(--panel-soft,rgba(248,232,244,.58));border-right:1px solid rgba(255,255,255,.62);overflow:auto}
.music-track{width:100%;border:0;background:transparent;color:var(--ink);display:grid;grid-template-columns:38px 1fr;gap:9px;align-items:center;text-align:left;padding:10px;border-radius:13px;cursor:pointer;transition:background .18s ease,transform .18s ease}
.music-track:hover{background:rgba(255,255,255,.48);transform:translateX(3px)}
.music-track.active{background:var(--panel-selected,rgba(255,255,255,.82));box-shadow:0 6px 16px rgba(95,65,110,.08)}
.music-track-icon{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(145deg,#f7d8e7,#ddd4ff);font-size:19px}
.music-track b,.music-track small{display:block}.music-track small{margin-top:2px;color:var(--muted);font-size:10px;line-height:1.25}
.music-now{padding:22px;display:grid;grid-template-columns:132px minmax(0,1fr);gap:20px;align-items:center;min-width:0}
.music-now .album{width:132px;height:132px}.music-main-controls{margin:18px 0 14px}
.music-volume-label{display:grid;grid-template-columns:auto minmax(90px,1fr);align-items:center;gap:10px;font-size:12px;color:var(--muted);max-width:300px}.music-volume-label input{width:100%;accent-color:#c85f91}
body[data-theme="night"] .music-list{background:rgba(57,42,74,.52);border-right-color:rgba(255,225,244,.12)}
body[data-theme="night"] .music-track:hover{background:rgba(255,255,255,.08)}
body[data-theme="night"] .music-track-icon{background:linear-gradient(145deg,#62475f,#4b416b)}

@media(max-width:700px){
  .music-library{grid-template-columns:1fr;grid-template-rows:auto 1fr;overflow:auto}
  .music-list{border-right:0;border-bottom:1px solid rgba(255,255,255,.5);display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;overflow:visible}
  .music-list .pane-title{grid-column:1/-1}
  .music-track{grid-template-columns:1fr;text-align:center;padding:8px 5px}.music-track-icon{margin:auto}.music-track small{display:none}
  .music-now{grid-template-columns:90px 1fr;padding:16px;gap:14px}.music-now .album{width:90px;height:90px}
}
@media(prefers-reduced-motion:reduce){.login-avatar:hover,.profile-orbit:hover{animation:none!important}.profile-orbit:hover .profile-avatar{transform:none!important}}

/* v20: compact app layout fixes + calmer alternate soundtracks ---------------- */
.window[data-win="music"] .window-body,
.window[data-win="messages"] .window-body,
.window[data-win="mail"] .window-body{
  padding:0;
  overflow:hidden;
  container-type:inline-size;
}

/* Message composer must always remain inside the thread instead of floating over it. */
.message-thread{
  min-height:0;
  overflow:hidden;
}
.thread-bubbles{
  flex:1 1 auto;
  min-height:0;
  overflow:auto;
  padding-right:2px;
}
.message-compose{
  flex:0 0 auto;
  min-width:0;
  width:100%;
  margin-top:2px;
}
.message-compose input{
  min-width:0;
  width:100%;
}
.message-compose button{
  flex:0 0 auto;
  min-height:38px;
}

/* The default 520px music window should feel intentional, not compressed. */
.music-library{min-width:0;min-height:0}
.music-now,.music-meta{min-width:0}
.music-meta h2{margin:.28em 0;line-height:1.1;overflow-wrap:anywhere}
.music-main-controls{display:flex;gap:8px;flex-wrap:wrap}
.music-main-controls button{flex:0 0 auto}

/* Container queries respond to the actual app window width, not the browser width. */
@container (max-width: 610px){
  .music-library{
    grid-template-columns:1fr;
    grid-template-rows:auto minmax(0,1fr);
    overflow:hidden;
  }
  .music-list{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:6px;
    padding:8px;
    border-right:0;
    border-bottom:1px solid var(--border);
    overflow:visible;
  }
  .music-list .pane-title{grid-column:1/-1;margin:0 3px 4px;font-size:13px}
  .music-track{
    grid-template-columns:28px minmax(0,1fr);
    gap:6px;
    padding:7px;
    min-width:0;
  }
  .music-track-icon{width:28px;height:28px;border-radius:9px;font-size:15px}
  .music-track b{font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .music-track small{display:none}
  .music-now{
    grid-template-columns:74px minmax(0,1fr);
    gap:12px;
    padding:13px 15px;
    overflow:auto;
    align-items:center;
  }
  .music-now .album{width:74px;height:74px;font-size:34px}
  .music-now h2{font-size:18px}
  .music-main-controls{margin:9px 0 8px}
  .music-volume-label{max-width:none}
}

@container (max-width: 1px){
  .mail-shell,.messages-shell{display:block;position:relative;height:100%;overflow:hidden;background:transparent}
  .mail-list,.message-list,.mail-reader,.message-thread{
    position:absolute;inset:0;border:0;padding:14px;
    transition:transform .28s cubic-bezier(.2,.8,.3,1),opacity .22s ease;
  }
  .mail-list,.message-list{transform:translateX(0);opacity:1}
  .mail-reader,.message-thread{transform:translateX(100%);opacity:0;background:rgba(255,255,255,.52)}
  .mail-shell.reader-open .mail-list,.messages-shell.thread-open .message-list{transform:translateX(-24%);opacity:0;pointer-events:none}
  .mail-shell.reader-open .mail-reader,.messages-shell.thread-open .message-thread{transform:translateX(0);opacity:1}
  .pane-back{display:inline-flex;align-items:center}
  body[data-theme="night"] .mail-reader,body[data-theme="night"] .message-thread{background:rgba(48,35,64,.96)}
  .thread-bubbles{flex:1 1 auto;min-height:0;overflow:auto}
}

@container (max-width: 390px){
  .message-compose{gap:6px}
  .message-compose input{padding:9px 10px;font-size:12px}
  .message-compose button{min-width:52px;padding:0 10px;font-size:12px}
  .music-list{grid-template-columns:1fr}
  .music-track{grid-template-columns:30px 1fr}
  .music-now{grid-template-columns:58px minmax(0,1fr);padding:11px;gap:9px}
  .music-now .album{width:58px;height:58px;font-size:28px}
}

/* v21: correction pass — desktop Messages stays two-pane; Music is an audio library */
.audio-player-shell{height:100%;min-height:0;display:flex;flex-direction:column;gap:0;overflow:hidden}
.audio-now{display:grid;grid-template-columns:104px minmax(0,1fr);gap:16px;align-items:center;padding:16px 18px;border-bottom:1px solid var(--border);background:rgba(255,255,255,.18)}
.audio-cover{width:104px;height:104px;border-radius:22px;display:grid;place-items:center;font-size:42px;background:linear-gradient(145deg,#f7cadf,#cfc5ff);box-shadow:inset 0 1px 0 rgba(255,255,255,.75),0 10px 25px rgba(90,60,120,.12)}
.audio-now-meta{min-width:0}.audio-now-meta h2{margin:3px 0 2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.audio-progress-row{display:grid;grid-template-columns:34px minmax(60px,1fr) 34px;gap:8px;align-items:center;margin:10px 0 7px;color:var(--muted);font-size:10px}
.audio-progress-track{height:5px;border-radius:999px;background:rgba(120,80,130,.13);overflow:hidden}.audio-progress-track span{display:block;height:100%;width:0;background:linear-gradient(90deg,#df7cab,#a78bd7);border-radius:inherit}
.audio-main-controls{display:flex;gap:9px;margin:7px 0 9px}.audio-main-controls button{width:38px;height:38px;border:0;border-radius:50%;background:var(--panel-strong);color:var(--ink);cursor:pointer}.audio-main-controls button:nth-child(2){background:linear-gradient(135deg,#df78a8,#9b83d2);color:#fff}
.audio-library{flex:1 1 auto;min-height:0;overflow:auto;padding:12px 14px}
.audio-library .music-track{display:grid;grid-template-columns:38px minmax(0,1fr) auto;width:100%;align-items:center;gap:10px;padding:9px 10px}
.audio-row-copy{min-width:0}.audio-row-copy b,.audio-row-copy small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.audio-kind{font-size:10px;color:var(--muted);padding:4px 7px;border-radius:999px;background:var(--panel-soft)}
.audio-library-hint{margin:10px 4px 2px;padding:10px 12px;border-radius:12px;background:var(--panel-soft);color:var(--muted);font-size:11px;line-height:1.45}.audio-library-hint code{color:var(--ink)}
body[data-theme="night"] .audio-now{background:rgba(43,31,59,.34)}body[data-theme="night"] .audio-cover{background:linear-gradient(145deg,#62475f,#4b416b)}

/* Desktop and draggable desktop windows always keep Messages/Mail two-pane. */
@media (min-width: 701px){
  .messages-shell{display:grid!important;grid-template-columns:minmax(135px,32%) minmax(0,1fr)!important;position:static!important;height:100%;overflow:hidden}
  .messages-shell .message-list,.messages-shell .message-thread{position:static!important;inset:auto!important;transform:none!important;opacity:1!important;pointer-events:auto!important}
  .messages-shell .message-list{border-right:1px solid var(--border)!important}
  .messages-shell .message-thread{display:flex!important;padding:14px!important}
  .messages-shell .message-back{display:none!important}
  .mail-shell{display:grid!important;grid-template-columns:minmax(150px,32%) minmax(0,1fr)!important;position:static!important;height:100%;overflow:hidden}
  .mail-shell .mail-list,.mail-shell .mail-reader{position:static!important;inset:auto!important;transform:none!important;opacity:1!important;pointer-events:auto!important}
  .mail-shell .mail-list{border-right:1px solid var(--border)!important}.mail-shell .mail-back{display:none!important}
}
/* Only the actual phone viewport gets list -> detail navigation. */
@media (max-width: 700px){
  .mail-shell,.messages-shell{display:block;position:relative;height:100%;overflow:hidden;background:transparent}
  .mail-list,.message-list,.mail-reader,.message-thread{position:absolute;inset:0;border:0;padding:14px;transition:transform .28s cubic-bezier(.2,.8,.3,1),opacity .22s ease}
  .mail-list,.message-list{transform:translateX(0);opacity:1}.mail-reader,.message-thread{transform:translateX(100%);opacity:0;background:rgba(255,255,255,.52)}
  .mail-shell.reader-open .mail-list,.messages-shell.thread-open .message-list{transform:translateX(-24%);opacity:0;pointer-events:none}.mail-shell.reader-open .mail-reader,.messages-shell.thread-open .message-thread{transform:translateX(0);opacity:1}.pane-back{display:inline-flex!important}
  .audio-now{grid-template-columns:72px minmax(0,1fr);padding:12px;gap:11px}.audio-cover{width:72px;height:72px;border-radius:17px;font-size:32px}.audio-now-meta h2{font-size:17px}.audio-library{padding:9px}.audio-kind{display:none}
}


/* v22: Apple/YT-Music-inspired player ---------------------------------------- */
.window[data-win="music"] .window-body{padding:0!important;overflow:hidden!important}
.stream-player{height:100%;min-height:0;display:grid;grid-template-columns:minmax(250px,42%) minmax(260px,1fr);overflow:hidden;background:linear-gradient(145deg,rgba(255,244,250,.40),rgba(244,237,255,.24))}
.stream-hero{min-width:0;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:26px 24px;background:radial-gradient(circle at 50% 18%,rgba(255,213,232,.48),transparent 42%),linear-gradient(165deg,rgba(255,255,255,.30),rgba(238,223,249,.18));border-right:1px solid var(--border)}
.stream-cover{width:min(210px,72%);aspect-ratio:1;border-radius:28px;display:grid;place-items:center;background:linear-gradient(145deg,#f6bfd8,#c7b8f1);box-shadow:0 22px 55px rgba(95,62,114,.18),inset 0 1px 0 rgba(255,255,255,.82);margin-bottom:20px;overflow:hidden}
.stream-cover span{font-size:clamp(48px,8vw,86px);filter:drop-shadow(0 8px 16px rgba(95,62,114,.13))}
.stream-meta{width:min(360px,100%);min-width:0}.stream-kicker{display:block;font-size:10px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin-bottom:5px}.stream-meta h1{font-size:clamp(20px,2.5vw,30px);line-height:1.05;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.stream-meta p{font-size:12px;color:var(--muted);margin:7px 0 15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.stream-progress-track{height:5px;border-radius:999px;background:rgba(115,80,130,.14);overflow:hidden}.stream-progress-track span{display:block;height:100%;width:0;border-radius:inherit;background:linear-gradient(90deg,#e078aa,#9f88d7);transition:width .25s linear}.stream-time{display:flex;justify-content:space-between;color:var(--muted);font-size:9px;margin-top:5px}
.stream-controls{display:flex;justify-content:center;align-items:center;gap:20px;margin:14px 0}.stream-controls button{width:38px;height:38px;border:0;border-radius:50%;background:transparent;color:var(--ink);cursor:pointer;font-size:18px;transition:transform .18s ease,background .18s ease}.stream-controls button:hover{transform:scale(1.10);background:rgba(255,255,255,.42)}.stream-controls .stream-play{width:52px;height:52px;background:linear-gradient(135deg,#df78a8,#9b83d2);color:#fff;font-size:20px;box-shadow:0 9px 22px rgba(126,80,145,.20)}
.stream-volume{display:grid;grid-template-columns:18px minmax(90px,1fr);gap:8px;align-items:center;width:min(230px,100%);margin:auto}.stream-volume input{width:100%;accent-color:#c85f91}
.stream-list{min-width:0;min-height:0;overflow:auto;padding:24px 20px}.stream-list-head{display:flex;align-items:end;justify-content:space-between;gap:12px;padding:2px 5px 14px}.stream-list-head h3{font-size:22px;margin:0}.stream-list-head small{color:var(--muted);font-size:10px;white-space:nowrap}
.stream-track{width:100%;display:grid;grid-template-columns:28px 46px minmax(0,1fr) auto;gap:11px;align-items:center;border:0;background:transparent;color:var(--ink);padding:9px 10px;border-radius:14px;text-align:left;cursor:pointer;transition:background .18s ease,transform .18s ease}.stream-track:hover{background:rgba(255,255,255,.42);transform:translateX(2px)}.stream-track.active{background:rgba(255,255,255,.66);box-shadow:0 8px 20px rgba(86,60,105,.08)}
.stream-index{font-size:10px;color:var(--muted);font-variant-numeric:tabular-nums}.stream-track-art{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;font-size:22px;background:linear-gradient(145deg,#f7d7e7,#ddd3ff);box-shadow:inset 0 1px rgba(255,255,255,.72)}.stream-track-copy{min-width:0}.stream-track-copy b,.stream-track-copy small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.stream-track-copy b{font-size:12px}.stream-track-copy small{font-size:10px;color:var(--muted);margin-top:2px}.stream-track-state{font-size:10px;font-weight:800;color:#ad5e8b;padding:5px 8px;border-radius:999px;background:rgba(255,255,255,.44)}
body[data-theme="night"] .stream-player{background:linear-gradient(145deg,rgba(50,35,64,.54),rgba(39,31,61,.42))}body[data-theme="night"] .stream-hero{background:radial-gradient(circle at 50% 18%,rgba(154,90,133,.23),transparent 42%),linear-gradient(165deg,rgba(90,60,104,.24),rgba(45,38,68,.18))}body[data-theme="night"] .stream-cover{background:linear-gradient(145deg,#6a4963,#4c456f)}body[data-theme="night"] .stream-track:hover{background:rgba(255,255,255,.08)}body[data-theme="night"] .stream-track.active{background:rgba(255,255,255,.12)}body[data-theme="night"] .stream-track-art{background:linear-gradient(145deg,#62475f,#4b416b)}body[data-theme="night"] .stream-track-state{background:rgba(255,255,255,.08);color:#f2afd0}
@media (max-width:760px){.stream-player{grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr)}.stream-hero{display:grid;grid-template-columns:80px minmax(0,1fr);gap:13px;align-items:center;text-align:left;padding:13px;border-right:0;border-bottom:1px solid var(--border)}.stream-cover{width:80px;margin:0;border-radius:18px}.stream-cover span{font-size:36px}.stream-meta{width:100%}.stream-meta h1{font-size:18px}.stream-meta p{margin:3px 0 8px}.stream-controls{justify-content:flex-start;margin:7px 0;gap:11px}.stream-controls button{width:34px;height:34px}.stream-controls .stream-play{width:42px;height:42px}.stream-volume{margin:0;width:min(210px,100%)}.stream-list{padding:12px 10px}.stream-list-head{padding-bottom:8px}.stream-list-head h3{font-size:18px}.stream-list-head small{display:none}.stream-track{grid-template-columns:24px 40px minmax(0,1fr);padding:8px}.stream-track-art{width:40px;height:40px}.stream-track-state{display:none}}
@media (max-width:430px){.stream-hero{grid-template-columns:62px minmax(0,1fr);padding:10px}.stream-cover{width:62px;border-radius:15px}.stream-cover span{font-size:29px}.stream-meta h1{font-size:16px}.stream-meta p{font-size:10px}.stream-progress,.stream-volume{display:none}.stream-controls{margin:4px 0}.stream-track-copy small{display:none}}


/* v24: simplified BirthdayOS Radio ----------------------------------------- */
.window[data-win="music"] .window-body{padding:0!important;overflow:hidden!important}
.radio-player{height:100%;min-height:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:22px;background:radial-gradient(circle at 50% 20%,rgba(255,214,234,.58),transparent 42%),linear-gradient(160deg,rgba(255,255,255,.34),rgba(234,223,250,.24));overflow:auto}
.radio-cover{width:min(210px,58%);aspect-ratio:1;border-radius:30px;display:grid;place-items:center;background:linear-gradient(145deg,#f6bfd8,#c7b8f1);box-shadow:0 24px 54px rgba(95,62,114,.18),inset 0 1px 0 rgba(255,255,255,.84);margin-bottom:18px}
.radio-cover span{font-size:clamp(52px,9vw,90px);filter:drop-shadow(0 8px 16px rgba(95,62,114,.13))}
.radio-label{font-size:10px;font-weight:900;letter-spacing:.15em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.radio-player h1{margin:0;max-width:90%;font-size:clamp(20px,3vw,30px);line-height:1.08;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.radio-controls{display:flex;align-items:center;justify-content:center;gap:24px;margin:22px 0 14px}.radio-controls button{width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.42);color:var(--ink);font-size:19px;cursor:pointer;transition:transform .18s ease,background .18s ease,box-shadow .18s ease}.radio-controls button:hover{transform:translateY(-2px) scale(1.08);background:rgba(255,255,255,.68)}.radio-controls .radio-play{width:58px;height:58px;background:linear-gradient(135deg,#df78a8,#9b83d2);color:white;font-size:22px;box-shadow:0 10px 24px rgba(126,80,145,.24)}
.radio-dots{display:flex;gap:8px;align-items:center;justify-content:center}.radio-dot{width:8px;height:8px;padding:0;border:0;border-radius:50%;background:rgba(120,85,135,.25);cursor:pointer;transition:transform .18s ease,background .18s ease}.radio-dot.active{background:#c96c99;transform:scale(1.35)}
body[data-theme="night"] .radio-player{background:radial-gradient(circle at 50% 18%,rgba(153,91,133,.26),transparent 42%),linear-gradient(160deg,rgba(58,42,75,.58),rgba(38,31,59,.48))}body[data-theme="night"] .radio-cover{background:linear-gradient(145deg,#6a4963,#4c456f)}body[data-theme="night"] .radio-controls button{background:rgba(255,255,255,.09);color:#fff1f8}body[data-theme="night"] .radio-controls .radio-play{background:linear-gradient(135deg,#c66596,#7c6bb6)}body[data-theme="night"] .radio-dot{background:rgba(255,255,255,.2)}body[data-theme="night"] .radio-dot.active{background:#f0a5c9}
@media (max-width:700px){.radio-player{padding:16px}.radio-cover{width:min(170px,52vw);border-radius:24px}.radio-controls{margin:16px 0 12px}.radio-controls button{width:38px;height:38px}.radio-controls .radio-play{width:52px;height:52px}.radio-player h1{font-size:20px}}


/* v25: track list restored; subtitles/progress remain removed ---------------- */
.radio-player{
  height:100%;min-height:0;display:grid;grid-template-columns:minmax(240px,44%) minmax(240px,1fr);
  align-items:stretch;justify-content:stretch;text-align:left;padding:0;overflow:hidden;
  background:radial-gradient(circle at 24% 20%,rgba(255,214,234,.58),transparent 36%),linear-gradient(160deg,rgba(255,255,255,.34),rgba(234,223,250,.24));
}
.radio-now{min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px 22px;border-right:1px solid var(--border)}
.radio-now .radio-cover{width:min(190px,70%);margin-bottom:16px}
.radio-now h1{margin:0;max-width:92%;font-size:clamp(19px,2.6vw,28px);line-height:1.08;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.radio-track-list{min-width:0;min-height:0;overflow:auto;padding:18px 16px;display:flex;flex-direction:column;gap:7px}
.radio-track-list-title{font-size:13px;font-weight:900;letter-spacing:.02em;color:var(--muted);padding:2px 7px 6px}
.radio-track{width:100%;display:grid;grid-template-columns:24px 42px minmax(0,1fr) auto;gap:10px;align-items:center;border:0;background:transparent;color:var(--ink);padding:9px 10px;border-radius:14px;text-align:left;cursor:pointer;transition:transform .18s ease,background .18s ease,box-shadow .18s ease}
.radio-track:hover{transform:translateX(2px);background:rgba(255,255,255,.46)}
.radio-track.active{background:rgba(255,255,255,.72);box-shadow:0 8px 20px rgba(86,60,105,.08)}
.radio-track-num{font-size:10px;color:var(--muted);font-variant-numeric:tabular-nums}
.radio-track-art{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:20px;background:linear-gradient(145deg,#f7d7e7,#ddd3ff);box-shadow:inset 0 1px rgba(255,255,255,.72)}
.radio-track-title{font-size:12px;font-weight:850;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.radio-track-state{font-size:9px;font-weight:850;color:#ad5e8b;white-space:nowrap}
body[data-theme="night"] .radio-now{border-right-color:rgba(255,225,244,.10)}
body[data-theme="night"] .radio-track:hover{background:rgba(255,255,255,.08)}
body[data-theme="night"] .radio-track.active{background:rgba(255,255,255,.12)}
body[data-theme="night"] .radio-track-art{background:linear-gradient(145deg,#62475f,#4b416b)}
body[data-theme="night"] .radio-track-state{color:#f0a5c9}
@media (max-width:700px){
  .radio-player{grid-template-columns:1fr;grid-template-rows:auto minmax(0,1fr);overflow:auto}
  .radio-now{border-right:0;border-bottom:1px solid var(--border);padding:14px 14px 12px;display:grid;grid-template-columns:72px minmax(0,1fr);grid-template-areas:"cover label" "cover title" "cover controls";gap:2px 12px;align-items:center;text-align:left}
  .radio-now .radio-cover{grid-area:cover;width:72px;margin:0;border-radius:18px}
  .radio-now .radio-label{grid-area:label;margin:0}
  .radio-now h1{grid-area:title;max-width:100%;font-size:18px}
  .radio-now .radio-controls{grid-area:controls;justify-content:flex-start;margin:6px 0 0;gap:10px}
  .radio-now .radio-controls button{width:34px;height:34px}
  .radio-now .radio-controls .radio-play{width:42px;height:42px}
  .radio-track-list{padding:10px 9px 14px;overflow:visible}
  .radio-track{grid-template-columns:22px 38px minmax(0,1fr) auto;padding:8px}
  .radio-track-art{width:38px;height:38px}
}
@media (max-width:430px){
  .radio-now{grid-template-columns:60px minmax(0,1fr);gap:2px 10px;padding:10px}
  .radio-now .radio-cover{width:60px;border-radius:15px}
  .radio-now h1{font-size:16px}
  .radio-track-state{display:none}
}

/* v26: every mini-game uses the same fitted 16:9 BirthdayOS host window. */
.window[data-win="heartstage"],.window[data-win="piewheel"]{width:min(760px,calc(100vw - 40px));min-width:0!important;min-height:0!important;overflow:hidden}
.window[data-win="heartstage"] .window-body,.window[data-win="piewheel"] .window-body{padding:0!important;overflow:hidden!important;background:#8fd9ff}
.window[data-win="heartstage"] .game-shell,.window[data-win="piewheel"] .game-shell{width:100%;height:100%;display:block;overflow:hidden;position:relative}
.window[data-win="heartstage"] .game-frame,.window[data-win="piewheel"] .game-frame{display:block;width:100%;height:100%;border:0;border-radius:0;box-shadow:none;background:#8fd9ff}
.window[data-win="heartstage"].game-active,.window[data-win="piewheel"].game-active{box-shadow:0 22px 65px rgba(76,48,98,.28),0 0 0 2px rgba(255,255,255,.42)}
@media(max-width:900px){
  .window[data-win="heartstage"],.window[data-win="piewheel"]{width:calc(100vw - 12px)!important;height:calc((100vw - 12px)*.5625 + 42px)!important;left:6px!important;top:50%!important;transform:translateY(-50%);max-height:calc(100vh - 110px)!important}
  .window[data-win="heartstage"] .window-body,.window[data-win="piewheel"] .window-body{height:calc(100% - 42px)!important;aspect-ratio:16/9!important}
  .window[data-win="heartstage"] .game-shell,.window[data-win="heartstage"] .game-frame,.window[data-win="piewheel"] .game-shell,.window[data-win="piewheel"] .game-frame{width:100%!important;height:100%!important;aspect-ratio:16/9!important;object-fit:contain}
}
\n\n/* v28: compact Music window refinement; maximized/mobile layouts stay spacious. */
@media (min-width:701px){
  .window[data-win="music"]:not(.maximized) .radio-player{grid-template-columns:190px minmax(0,1fr)}
  .window[data-win="music"]:not(.maximized) .radio-now{padding:15px 12px;align-items:center;justify-content:center;text-align:center}
  .window[data-win="music"]:not(.maximized) .radio-now .radio-cover{width:104px;margin:0 auto 10px;border-radius:22px}
  .window[data-win="music"]:not(.maximized) .radio-now .radio-cover span{font-size:44px}
  .window[data-win="music"]:not(.maximized) .radio-now h1{font-size:16px;max-width:165px}
  .window[data-win="music"]:not(.maximized) .radio-label{font-size:8px;margin-bottom:4px}
  .window[data-win="music"]:not(.maximized) .radio-controls{flex-direction:column;gap:5px;margin:10px 0 0}
  .window[data-win="music"]:not(.maximized) .radio-controls button{width:31px;height:31px;font-size:14px}
  .window[data-win="music"]:not(.maximized) .radio-controls .radio-play{width:39px;height:39px;font-size:17px}
  .window[data-win="music"]:not(.maximized) .radio-track-list{padding:12px 10px;gap:5px}
  .window[data-win="music"]:not(.maximized) .radio-track{grid-template-columns:18px 32px minmax(0,1fr);gap:7px;padding:7px}
  .window[data-win="music"]:not(.maximized) .radio-track-art{width:32px;height:32px;border-radius:9px;font-size:16px}
  .window[data-win="music"]:not(.maximized) .radio-track-state{display:none}
}

/* v29: gain more breathing room in compact Music. */
@media (min-width:701px){
 .window[data-win="music"]:not(.maximized) .radio-now .radio-cover{width:82px!important;border-radius:18px!important;margin:0 auto 7px!important}
 .window[data-win="music"]:not(.maximized) .radio-now .radio-cover span{font-size:34px!important}
 .window[data-win="music"]:not(.maximized) .radio-controls{gap:4px!important;margin-top:7px!important}
 .window[data-win="music"]:not(.maximized) .radio-controls button{width:27px!important;height:27px!important;font-size:12px!important}
 .window[data-win="music"]:not(.maximized) .radio-controls .radio-play{width:34px!important;height:34px!important;font-size:15px!important}
}


/* v40: simplified running-app Dock ------------------------------------------- */
.dock-icons{align-items:center;overflow:visible}
.dock-icon{position:relative;overflow:visible}
.dock-icon::before{
  content:attr(data-label);
  position:absolute;
  left:50%;
  bottom:calc(100% + 12px);
  transform:translateX(-50%) translateY(5px) scale(.96);
  padding:6px 9px;
  border-radius:9px;
  background:rgba(45,32,58,.88);
  color:#fff8fd;
  font-size:11px;
  font-weight:750;
  line-height:1;
  white-space:nowrap;
  opacity:0;
  pointer-events:none;
  box-shadow:0 8px 22px rgba(33,20,44,.18);
  transition:opacity .14s ease,transform .17s cubic-bezier(.2,1.3,.35,1);
}
.dock-icon:hover::before,.dock-icon:focus-visible::before{
  opacity:1;
  transform:translateX(-50%) translateY(0) scale(1);
}
.dock-dynamic{animation:dockDynamicIn .28s cubic-bezier(.2,1.5,.35,1) both}
@keyframes dockDynamicIn{
  from{opacity:0;transform:translateY(10px) scale(.72)}
  to{opacity:1;transform:translateY(0) scale(1)}
}
.dock-separator{
  width:1px;
  height:34px;
  margin:0 2px;
  flex:0 0 1px;
  background:rgba(108,77,115,.25);
  border-radius:999px;
}
body[data-theme="night"] .dock-separator{background:rgba(255,232,246,.18)}
body[data-theme="night"] .dock-icon::before{
  background:rgba(21,15,31,.94);
  color:#fff4fb;
}

/* Hide the iframe's browser paint until the actual game document is loaded.
   This prevents the one-frame blue/default flash on game launch. */
.game-shell{background:linear-gradient(145deg,#322440,#5b3b59)}
.game-frame{
  opacity:1;
  transition:opacity .16s ease;
}
.window.game-loading .game-frame{opacity:0!important}
.window.game-loading .game-shell::after{
  content:"";
  position:absolute;
  width:28px;
  height:28px;
  left:50%;
  top:50%;
  margin:-14px 0 0 -14px;
  border-radius:50%;
  border:3px solid rgba(255,255,255,.22);
  border-top-color:rgba(255,255,255,.86);
  animation:gameLoadSpin .7s linear infinite;
  pointer-events:none;
}
@keyframes gameLoadSpin{to{transform:rotate(360deg)}}

@media(max-width:700px){
  /* Tooltip text is a hover affordance; native title/aria-label remain for touch. */
  .dock-icon::before{display:none}
}

/* v41: BirthdayOS Start + Welcome */
.start-theme-row{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:6px 0 12px}.start-theme-choice{border:1px solid #86628a22;background:#ffffff70;color:inherit;border-radius:13px;padding:10px 7px;font-weight:800;cursor:pointer}.start-theme-choice:hover,.start-theme-choice.selected{background:#ffffffc0;transform:translateY(-1px)}
.start-system-list{display:grid;gap:5px;margin-bottom:10px}.start-system-list button{border:0;background:transparent;color:inherit;border-radius:13px;padding:9px 10px;display:grid;grid-template-columns:28px 1fr;text-align:left;align-items:center;cursor:pointer}.start-system-list button:hover{background:#ffffff70}.start-system-list strong,.start-system-list small{display:block}.start-system-list small{font-size:10px;opacity:.58;margin-top:2px}
.welcome-overlay{position:fixed;inset:0;z-index:10050;display:grid;place-items:center;background:#281b343f;backdrop-filter:blur(15px);transition:opacity .18s}.welcome-overlay.hidden{display:none}.welcome-overlay.welcome-closing{opacity:0}.welcome-card{position:relative;width:min(620px,calc(100vw - 30px));min-height:450px;border-radius:30px;padding:38px 42px 27px;text-align:center;box-shadow:0 32px 90px #27183040;animation:welcomeIn .4s cubic-bezier(.2,1.25,.35,1)}@keyframes welcomeIn{from{opacity:0;transform:translateY(18px) scale(.94)}to{opacity:1;transform:none}}.welcome-close{position:absolute;right:15px;top:14px;width:32px;height:32px;border:0;border-radius:50%;background:#ffffff80;color:inherit;font-size:20px;cursor:pointer}.welcome-page{display:none;min-height:350px;align-content:center;justify-items:center}.welcome-page.active{display:grid;animation:welcomePage .26s ease}@keyframes welcomePage{from{opacity:0;transform:translateX(10px)}to{opacity:1;transform:none}}.welcome-page h1{font-size:32px;margin:8px 0}.welcome-page p{max-width:450px;line-height:1.55;margin:5px auto;color:var(--muted)}.welcome-big{font-size:20px!important;font-weight:850;color:var(--text)!important}.welcome-mark{width:66px;height:66px;display:grid;place-items:center;border-radius:22px;background:linear-gradient(145deg,#ffd9ea,#d8c7ff);font-size:31px;color:#8c4d85}.welcome-next,.welcome-enjoy{margin-top:22px;border:0;border-radius:999px;padding:12px 22px;background:linear-gradient(135deg,#ff74a9,#a965e5);color:#fff;font-weight:900;cursor:pointer}.welcome-features{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;max-width:480px;margin-top:18px}.welcome-features span{padding:7px 10px;border-radius:999px;background:#ffffff8c;font-size:12px;font-weight:750}.welcome-theme-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;width:min(430px,100%);margin-top:17px}.welcome-theme-grid button{padding:10px;border:2px solid transparent;border-radius:18px;background:#ffffff7a;color:inherit;cursor:pointer}.welcome-theme-grid button.selected{border-color:#bd79c4;background:#ffffffc5}.theme-preview{display:block;height:82px;border-radius:12px;margin-bottom:8px}.day-preview{background:linear-gradient(145deg,#ffd8e9,#e5dcff 55%,#cce8f4)}.night-preview{background:linear-gradient(145deg,#29243f,#4e3e67 55%,#76516e)}.welcome-profile{margin:0 auto 10px}.welcome-dots{display:flex;justify-content:center;gap:6px}.welcome-dots i{width:6px;height:6px;border-radius:50%;background:#684a7033}.welcome-dots i.active{width:17px;border-radius:8px;background:#ad6bad}
.about-app{height:100%;display:grid;align-content:center;justify-items:center;text-align:center;padding:32px;max-width:560px;margin:auto}.about-heart{width:72px;height:72px;border-radius:23px;display:grid;place-items:center;background:linear-gradient(145deg,#ffd8e9,#d8c9ff);font-size:34px;color:#9c558e}.about-app h2{font-size:30px;margin:15px 0 2px}.about-version{font-size:12px;color:var(--muted);font-weight:800}.about-app p{max-width:430px;line-height:1.65;margin:22px 0 15px}.about-iteration{margin-top:22px;font:700 11px ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--muted)}
body[data-theme="night"] .start-theme-choice,body[data-theme="night"] .start-system-list button:hover,body[data-theme="night"] .welcome-features span,body[data-theme="night"] .welcome-theme-grid button{background:#ffffff12}
@media(max-width:650px){.welcome-card{min-height:425px;padding:32px 18px 22px}.welcome-page h1{font-size:27px}.theme-preview{height:64px}}


/* v42: unified theme state across boot, login, topbar, Start and Welcome */
.boot-screen.night-screen,.login-screen.night-screen{
  background:
    radial-gradient(circle at 72% 18%,rgba(192,130,188,.18),transparent 34%),
    linear-gradient(165deg,rgba(34,29,53,.985),rgba(66,48,78,.985) 52%,rgba(94,56,76,.985));
  color:#fff2fa;
}
.boot-screen.night-screen .boot-logo{
  color:#ffd2e6;
  background:rgba(119,78,119,.58);
  box-shadow:0 18px 48px rgba(10,7,20,.32);
}
.boot-screen.night-screen .boot-title{color:#f2bdd8}
.boot-screen.night-screen .boot-sub,
.login-screen.night-screen .login-date,
.login-screen.night-screen .login-hint{color:#d9c5dc}
.boot-screen.night-screen .boot-track{background:rgba(255,255,255,.12)}
.boot-screen.night-screen .boot-track span{background:linear-gradient(90deg,#9d7fc7,#df91bb)}
.boot-screen.night-screen .boot-dots i{background:#d49bbf}
.login-screen.night-screen .login-card{
  background:rgba(76,56,83,.55)!important;
  border-color:rgba(255,231,245,.16)!important;
  color:#fff3fa;
  box-shadow:0 26px 80px rgba(10,7,20,.30);
}
.login-screen.night-screen .login-greeting{color:#fff4fa}

.start-theme-choice.selected{
  outline:2px solid rgba(187,104,166,.45);
  box-shadow:0 6px 18px rgba(117,67,126,.12),inset 0 0 0 1px rgba(255,255,255,.45);
}
body[data-theme="night"] .start-theme-choice.selected{
  background:rgba(180,105,155,.24)!important;
  outline-color:rgba(246,182,220,.34);
}
.welcome-theme-grid button.selected{
  transform:translateY(-2px);
  box-shadow:0 10px 24px rgba(112,68,125,.14);
}

/* About is a system window, so keep it clean in both moods. */
body[data-theme="night"] .about-heart{
  background:linear-gradient(145deg,#744e70,#655286);
  color:#ffd8eb;
}

/* v43: soundtrack step in Welcome */
.welcome-music-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:min(500px,100%);margin:18px auto 4px}
.welcome-music-choice{min-width:0;border:2px solid transparent;border-radius:18px;padding:14px 9px 12px;background:rgba(255,255,255,.52);color:inherit;cursor:pointer;display:grid;justify-items:center;gap:5px;transition:transform .17s ease,background .17s ease,border-color .17s ease,box-shadow .17s ease}
.welcome-music-choice:hover{transform:translateY(-2px);background:rgba(255,255,255,.74)}
.welcome-music-choice.selected{border-color:#bd79c4;background:rgba(255,255,255,.82);box-shadow:0 10px 24px rgba(112,68,125,.14)}
.welcome-track-icon{width:45px;height:45px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(145deg,#ffe0ed,#ded2ff);font-size:22px}
.welcome-music-choice strong{font-size:12px;line-height:1.25}.welcome-music-choice small{font-size:10px;color:var(--muted)}
.welcome-music-note{font-size:11px!important;max-width:430px!important;margin-top:13px!important}
body[data-theme="night"] .welcome-music-choice{background:rgba(255,255,255,.07)}
body[data-theme="night"] .welcome-music-choice:hover{background:rgba(255,255,255,.11)}
body[data-theme="night"] .welcome-music-choice.selected{background:rgba(180,105,155,.20);border-color:rgba(246,182,220,.42)}
body[data-theme="night"] .welcome-track-icon{background:linear-gradient(145deg,#654966,#55496f)}
@media(max-width:650px){.welcome-music-grid{grid-template-columns:1fr;gap:7px}.welcome-music-choice{grid-template-columns:42px 1fr auto;justify-items:start;align-items:center;text-align:left;padding:9px 11px}.welcome-track-icon{grid-row:1/3;width:38px;height:38px}.welcome-music-choice small{grid-column:2/4}}

/* v46: playful blocked-contact composer */
.message-compose-wrap{
  border-top:1px solid var(--field-border);
  padding-top:8px;
  margin-top:auto;
}
.message-blocked-note{
  text-align:center;
  font-size:10px;
  font-weight:750;
  color:var(--muted);
  margin:0 0 6px;
  opacity:.88;
}
.fake-message-notice{
  max-width:min(430px,88%);
  background:linear-gradient(135deg,rgba(255,226,239,.92),rgba(233,224,255,.92))!important;
  color:var(--ink)!important;
  border:1px solid rgba(179,111,155,.18);
}
body[data-theme="night"] .fake-message-notice{
  background:linear-gradient(135deg,rgba(116,70,105,.76),rgba(91,75,126,.78))!important;
  color:#fff4fa!important;
}

/* v47: About is a system overlay, not an app window */
.about-overlay{position:fixed;inset:0;z-index:10060;display:grid;place-items:center;background:rgba(38,25,50,.38);backdrop-filter:blur(15px);transition:opacity .18s ease}
.about-overlay.hidden{display:none}.about-overlay.about-closing{opacity:0}
.about-overlay-card{position:relative;width:min(540px,calc(100vw - 30px));min-height:430px;border-radius:30px;padding:42px 42px 32px;text-align:center;display:grid;align-content:center;justify-items:center;box-shadow:0 32px 90px rgba(39,24,48,.25);animation:welcomeIn .4s cubic-bezier(.2,1.25,.35,1)}
.about-overlay-card h1{font-size:32px;margin:15px 0 2px}.about-overlay-card p{max-width:430px;line-height:1.65;margin:22px 0 15px;color:var(--text)}
.about-overlay-card .about-iteration{margin-top:22px}
@media(max-width:650px){.about-overlay-card{min-height:410px;padding:36px 20px 26px}}

/* v48 Birthday system experience */
.countdown-card{cursor:pointer;transition:transform .18s ease,box-shadow .18s ease}.countdown-card:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(90,60,120,.16)}
.birthday-overlay{position:fixed;inset:0;z-index:10055;display:grid;place-items:center;background:rgba(38,25,50,.38);backdrop-filter:blur(15px);transition:opacity .18s}.birthday-overlay.hidden{display:none}.birthday-overlay.birthday-closing{opacity:0}.birthday-overlay-card{position:relative;width:min(590px,calc(100vw - 30px));min-height:470px;border-radius:30px;padding:42px 38px 28px;text-align:center;display:grid;align-content:center;justify-items:center;box-shadow:0 32px 90px rgba(39,24,48,.25);animation:welcomeIn .4s cubic-bezier(.2,1.25,.35,1)}
#birthdayExperience h1{font-size:31px;margin:12px 0 8px}#birthdayExperience p{max-width:440px;line-height:1.6;color:var(--muted);margin:auto}.birthday-big-mark{font-size:48px}
.birthday-simulator{width:100%;margin-top:28px;padding-top:16px;border-top:1px solid rgba(120,90,130,.14)}.birthday-simulator>span{display:block;font-size:10px;font-weight:850;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:9px}.birthday-simulator>div{display:flex;gap:6px;justify-content:center;flex-wrap:wrap}.birthday-simulator button{border:0;border-radius:999px;padding:7px 10px;background:rgba(255,255,255,.5);color:inherit;font-size:10px;font-weight:800;cursor:pointer}.birthday-simulator button.selected{background:linear-gradient(135deg,#ffb7d3,#d4b6f3);box-shadow:0 5px 14px rgba(120,70,130,.12)}
body[data-theme="night"] .birthday-simulator button{background:rgba(255,255,255,.08)}body[data-theme="night"] .birthday-simulator button.selected{background:rgba(190,111,164,.3)}
.countdown-card[data-birthday-state="today"]{box-shadow:0 12px 36px rgba(211,101,153,.22)}
@media(max-width:650px){.birthday-overlay-card{min-height:440px;padding:36px 18px 24px}.birthday-simulator>div{gap:5px}}

/* v49: intentional desktop hierarchy */
.icons{
  display:grid;
  grid-template-columns:86px 86px;
  grid-auto-rows:max-content;
  gap:18px 18px;
  width:210px;
}
.desktop-games-group{
  grid-column:1 / -1;
  margin-top:8px;
  padding:12px 10px 11px;
  border-radius:20px;
  border:1px solid rgba(255,255,255,.46);
  background:rgba(255,255,255,.20);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28);
  backdrop-filter:blur(5px);
}
.desktop-games-title{
  margin:0 0 9px 4px;
  font-size:9px;
  line-height:1;
  font-weight:850;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--muted);
  opacity:.78;
}
.desktop-games-icons{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:6px;
  align-items:start;
}
.desktop-games-icons .app-icon{font-size:9px;gap:5px;min-width:0}
.desktop-games-icons .icon-tile{
  width:48px;height:48px;border-radius:15px;font-size:22px;
  box-shadow:0 7px 18px rgba(90,60,120,.10);
}
body[data-theme="night"] .desktop-games-group{
  background:rgba(255,255,255,.045);
  border-color:rgba(255,255,255,.09);
}
@media(max-width:700px){
  .desktop-games-group{padding:10px 7px}
  .desktop-games-icons{grid-template-columns:repeat(3,1fr);gap:3px}
  .desktop-games-icons .icon-tile{width:44px;height:44px}
}

/* v50: roomier Games grouping + mobile suitability notice */
.desktop-games-group{
  padding:14px 12px 13px;
  margin-top:12px;
}
.desktop-games-title{
  margin:0 0 12px 5px;
}
.desktop-games-icons{
  grid-template-columns:repeat(2,72px);
  gap:12px 14px;
  justify-content:start;
}
.desktop-games-icons .app-icon{
  font-size:10px;
  gap:7px;
}
.desktop-games-icons .icon-tile{
  width:54px;
  height:54px;
  border-radius:16px;
  font-size:24px;
}
.mobile-experience-overlay{
  position:fixed;inset:0;z-index:2100;display:grid;place-items:center;
  background:rgba(38,25,50,.34);backdrop-filter:blur(14px);
}
.mobile-experience-overlay.hidden{display:none}
.mobile-experience-card{
  width:min(420px,calc(100vw - 28px));padding:30px 24px 26px;border-radius:28px;
  text-align:center;box-shadow:0 28px 80px rgba(36,22,48,.22)
}
.mobile-experience-icon{
  width:62px;height:62px;border-radius:20px;margin:0 auto 14px;display:grid;place-items:center;
  font-size:28px;background:linear-gradient(145deg,#ffd8ea,#d8c9ff)
}
.mobile-experience-card h2{margin:0 0 10px}
.mobile-experience-card p{margin:7px auto;max-width:330px;line-height:1.5;color:var(--muted)}
.mobile-experience-card .login-main{margin-top:18px}
body[data-theme="night"] .mobile-experience-card{background:rgba(73,55,82,.72)!important}
@media(max-width:700px){
  .desktop-games-icons{grid-template-columns:repeat(2,64px);gap:10px 12px}
  .desktop-games-icons .icon-tile{width:50px;height:50px}
}

/* v51: mobile two-page vertical experience + interactive system chrome */
.brand-about{
  border:0;background:transparent;color:inherit;font:inherit;font-weight:700;
  padding:6px 8px;margin-left:-8px;border-radius:10px;cursor:pointer;
}
.brand-about:hover{background:rgba(255,255,255,.22)}
.sticky{cursor:pointer;user-select:none}
.sticky-tap-hint{margin-top:8px;font-size:9px;opacity:.52;text-align:right;font-family:Inter,system-ui,sans-serif}

@media(max-width:700px){
  html,body{height:auto!important;min-height:100%;overflow-x:hidden!important;overflow-y:auto!important}
  body.locked{overflow:hidden!important}
  .os-shell{position:relative!important;inset:auto!important;min-height:100vh;overflow:visible}
  .topbar{position:fixed}
  .desktop{
    position:relative!important;
    height:auto!important;
    min-height:200vh;
    padding:48px 0 88px!important;
    display:flex!important;
    flex-direction:column!important;
    overflow:visible!important;
  }

  /* Page 1 — widgets */
  .widgets{
    order:1!important;
    position:relative!important;
    right:auto!important;top:auto!important;
    width:100%!important;
    min-height:calc(100vh - 48px)!important;
    padding:26px 18px 105px!important;
    display:grid!important;
    align-content:center!important;
    gap:14px!important;
  }
  .widgets .widget{width:min(100%,420px);margin-inline:auto}
  .big-time{font-size:46px}

  /* Page 2 — apps + games */
  .icons{
    order:2!important;
    position:relative!important;
    left:auto!important;top:auto!important;
    width:100%!important;
    min-height:calc(100vh - 48px)!important;
    padding:32px 22px 112px!important;
    display:grid!important;
    grid-template-columns:repeat(2,minmax(88px,1fr))!important;
    grid-auto-rows:max-content!important;
    gap:22px 18px!important;
    align-content:start!important;
    justify-items:center!important;
  }
  .icons>.app-icon{width:100%;max-width:120px}
  .icons>.app-icon .icon-tile{width:64px;height:64px}

  .desktop-games-group{
    grid-column:1/-1!important;
    width:min(100%,360px)!important;
    margin:8px auto 0!important;
    padding:16px 14px 18px!important;
  }
  .desktop-games-title{font-size:10px;margin-bottom:14px}
  .desktop-games-icons{
    grid-template-columns:repeat(2,minmax(105px,1fr))!important;
    gap:15px 12px!important;
    justify-items:center!important;
  }
  .desktop-games-icons .app-icon{width:100%;font-size:10px}
  .desktop-games-icons .icon-tile{width:58px;height:58px}

  /* Hero copy is desktop decoration; on mobile the Welcome flow already explains the OS. */
  .hero-copy{display:none!important}

  /* Fixed Dock remains available while moving between the two vertical pages. */
  .dock{position:fixed!important}
}

/* v52: mobile widget width containment */
@media(max-width:700px){
  .widgets{
    box-sizing:border-box!important;
    width:100%!important;
    max-width:100vw!important;
    overflow-x:hidden!important;
  }
  .widgets .widget{
    box-sizing:border-box!important;
    width:100%!important;
    max-width:min(420px,calc(100vw - 36px))!important;
    min-width:0!important;
    overflow:hidden!important;
  }
  .sticky,
  .sticky ul,
  .sticky li{
    min-width:0!important;
    max-width:100%!important;
  }
  .sticky ul{
    box-sizing:border-box!important;
    padding-left:20px!important;
    margin-right:0!important;
    overflow-wrap:anywhere!important;
    word-break:normal!important;
  }
  .sticky li{
    white-space:normal!important;
    overflow-wrap:anywhere!important;
  }
  .sticky-tap-hint{
    max-width:100%!important;
    white-space:normal!important;
    overflow-wrap:anywhere!important;
  }
}

/* v53: global widget containment + horizontal mobile pages */

/* Global: sticky content must never resize the widgets rail. */
.widgets{
  min-width:0;
}
.widgets .widget{
  box-sizing:border-box;
  min-width:0;
  max-width:100%;
}
.sticky,
.sticky ul,
.sticky li{
  min-width:0;
  max-width:100%;
}
.sticky{
  overflow:hidden;
}
.sticky ul{
  box-sizing:border-box;
  width:100%;
  margin-right:0;
  overflow-wrap:anywhere;
}
.sticky li{
  white-space:normal!important;
  overflow-wrap:anywhere;
}
.sticky-tap-hint{
  max-width:100%;
  overflow-wrap:anywhere;
}

/* Mobile becomes two horizontally swipeable pages:
   page 1 = widgets, page 2 = apps + games. */
@media(max-width:700px){
  html,body{
    width:100%;
    height:100%;
    overflow:hidden!important;
  }
  body.locked{overflow:hidden!important}
  .os-shell{
    position:fixed!important;
    inset:0!important;
    overflow:hidden!important;
  }
  .desktop{
    position:absolute!important;
    left:0!important;
    top:48px!important;
    width:200vw!important;
    height:calc(100vh - 48px)!important;
    min-height:0!important;
    padding:0 0 88px!important;
    display:grid!important;
    grid-template-columns:100vw 100vw!important;
    grid-template-rows:1fr!important;
    gap:0!important;
    overflow-x:auto!important;
    overflow-y:hidden!important;
    scroll-snap-type:x mandatory!important;
    scroll-behavior:smooth!important;
    overscroll-behavior-x:contain!important;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .desktop::-webkit-scrollbar{display:none}

  /* Widgets page */
  .widgets{
    grid-column:1!important;
    grid-row:1!important;
    position:relative!important;
    right:auto!important;
    top:auto!important;
    width:100vw!important;
    height:100%!important;
    min-height:0!important;
    max-width:none!important;
    padding:24px 18px 110px!important;
    display:grid!important;
    align-content:center!important;
    gap:14px!important;
    overflow-y:auto!important;
    overflow-x:hidden!important;
    scroll-snap-align:start!important;
    box-sizing:border-box!important;
  }
  .widgets .widget{
    width:100%!important;
    max-width:min(420px,calc(100vw - 36px))!important;
    margin-inline:auto!important;
  }

  /* Apps + Games page */
  .icons{
    grid-column:2!important;
    grid-row:1!important;
    position:relative!important;
    left:auto!important;
    top:auto!important;
    width:100vw!important;
    height:100%!important;
    min-height:0!important;
    padding:30px 22px 112px!important;
    display:grid!important;
    grid-template-columns:repeat(2,minmax(88px,1fr))!important;
    grid-auto-rows:max-content!important;
    gap:22px 18px!important;
    align-content:start!important;
    justify-items:center!important;
    overflow-y:auto!important;
    overflow-x:hidden!important;
    scroll-snap-align:start!important;
    box-sizing:border-box!important;
  }
  .icons>.app-icon{width:100%;max-width:120px}
  .icons>.app-icon .icon-tile{width:64px;height:64px}

  .desktop-games-group{
    grid-column:1/-1!important;
    width:min(100%,360px)!important;
    margin:8px auto 0!important;
    padding:16px 14px 18px!important;
  }
  .desktop-games-icons{
    grid-template-columns:repeat(2,minmax(105px,1fr))!important;
    gap:15px 12px!important;
    justify-items:center!important;
  }

  .hero-copy{display:none!important}
  .dock{position:fixed!important}
}

/* v54: dedicated mobile shell. Desktop layout is intentionally left alone. */
.mobile-shell{display:none}

@media(max-width:700px){
  html,body{width:100%;height:100%;overflow:hidden!important}
  body.locked{overflow:hidden!important}
  .os-shell{position:fixed!important;inset:0!important;overflow:hidden!important}

  /* Keep the desktop DOM alive only for windows/state; hide desktop home surfaces. */
  .desktop{
    position:absolute!important;
    inset:48px 0 0!important;
    width:100vw!important;
    height:calc(100vh - 48px)!important;
    min-height:0!important;
    padding:0!important;
    display:block!important;
    overflow:hidden!important;
  }
  .desktop>.icons,
  .desktop>.widgets,
  .desktop>.hero-copy{display:none!important}

  .mobile-shell{
    display:block!important;
    position:absolute;
    inset:0 0 78px;
    overflow:hidden;
    z-index:1;
  }
  .mobile-pages{
    width:100%;
    height:100%;
    display:flex;
    overflow-x:auto;
    overflow-y:hidden;
    scroll-snap-type:x mandatory;
    scroll-behavior:smooth;
    overscroll-behavior-x:contain;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
  }
  .mobile-pages::-webkit-scrollbar{display:none}
  .mobile-page{
    flex:0 0 100%;
    width:100%;
    height:100%;
    box-sizing:border-box;
    scroll-snap-align:start;
    overflow-y:auto;
    overflow-x:hidden;
    padding:20px 18px 30px;
  }
  .mobile-page-head{
    display:flex;align-items:flex-end;justify-content:space-between;
    max-width:440px;margin:0 auto 14px;padding:0 3px;
  }
  .mobile-page-head span{font-weight:850;font-size:18px}
  .mobile-page-head small{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.14em}

  .mobile-page-widgets{display:grid;align-content:start;gap:13px}
  .mobile-widget{
    box-sizing:border-box;
    width:min(100%,420px);
    max-width:calc(100vw - 36px);
    min-width:0;
    margin:0 auto;
    border-radius:20px;
    padding:16px;
    overflow:hidden;
  }
  button.mobile-widget{border:1px solid var(--border);color:var(--ink);font:inherit;text-align:left;cursor:pointer}
  .mobile-birthday-main{font-size:44px;font-weight:700;text-align:center;margin:4px 0}
  .mobile-birthday-widget .countdown-kicker,
  .mobile-birthday-widget .countdown-label,
  .mobile-birthday-widget .countdown-detail,
  .mobile-birthday-widget .muted{text-align:center}
  .mobile-music-widget{display:grid;grid-template-columns:64px 1fr;gap:12px;align-items:center}
  .mobile-sticky{cursor:pointer}
  .mobile-sticky ul,.mobile-sticky li{white-space:normal!important;overflow-wrap:anywhere!important}

  .mobile-page-apps{padding-top:20px}
  .mobile-app-grid{
    width:min(100%,420px);
    margin:0 auto;
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:18px 16px;
  }
  .mobile-app-icon{
    border:0;background:transparent;color:var(--ink);font:inherit;
    display:flex;flex-direction:column;align-items:center;gap:7px;
    min-width:0;padding:4px;cursor:pointer;
  }
  .mobile-icon-tile{
    width:64px;height:64px;border-radius:19px;display:grid;place-items:center;
    font-size:28px;
    background:linear-gradient(145deg,rgba(255,255,255,.86),rgba(242,221,255,.72));
    border:1px solid rgba(255,255,255,.9);
    box-shadow:0 10px 25px rgba(90,60,120,.14);
  }
  .mobile-app-icon>span:last-child{font-size:11px;text-align:center}

  .mobile-games-box{
    width:min(100%,420px);
    margin:26px auto 0;
    padding:16px 14px 18px;
    box-sizing:border-box;
    border-radius:22px;
    border:1px solid rgba(255,255,255,.40);
    background:rgba(255,255,255,.17);
    backdrop-filter:blur(6px);
  }
  .mobile-games-title{
    margin:0 0 14px 5px;
    font-size:10px;font-weight:850;letter-spacing:.16em;text-transform:uppercase;
    color:var(--muted)
  }
  .mobile-game-grid{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:16px 12px;
  }
  .mobile-game-grid .mobile-icon-tile{width:58px;height:58px;font-size:25px}
  body[data-theme="night"] .mobile-icon-tile{
    background:linear-gradient(145deg,rgba(113,81,126,.82),rgba(77,64,122,.76));
    border-color:rgba(255,226,245,.16)
  }
  body[data-theme="night"] .mobile-games-box{
    background:rgba(255,255,255,.045);border-color:rgba(255,255,255,.09)
  }

  .mobile-page-dots{
    position:absolute;left:50%;bottom:8px;transform:translateX(-50%);
    display:flex;gap:6px;z-index:3;
  }
  .mobile-page-dots i{
    width:6px;height:6px;border-radius:50%;background:rgba(105,76,116,.26);transition:.18s
  }
  .mobile-page-dots i.active{width:18px;border-radius:999px;background:#a96aa9}
  body[data-theme="night"] .mobile-page-dots i{background:rgba(255,255,255,.18)}
  body[data-theme="night"] .mobile-page-dots i.active{background:#e8b6dc}

  /* Windows still mount in #windows exactly as on desktop, above the mobile home. */
  #windows{position:relative;z-index:20}
}