:root{--bg: #efe6ff;--bg-2: #e2d6ff;--card: rgba(255, 255, 255, .72);--rose: #8b5cf6;--rose-deep: #6d3fc4;--lavender: #b78cff;--peach: #d9c5ff;--text: #3a2760;--text-dim: rgba(var(--text-rgb), .62);--shadow: 0 10px 30px rgba(var(--accent-rgb), .22);--script: "Dancing Script", cursive;--serif: "Playfair Display", Georgia, serif;--accent-rgb: 139, 92, 246;--deep-rgb: 109, 63, 196;--text-rgb: 58, 39, 96;--dark-rgb: 30, 15, 60;--glow-1: #dcc8ff;--glow-2: #d0bdff;--glow-3: #e9dcff;--panel-a: #cfb5ff;--panel-b: #eadfff;--card-tint: #f3ebff}.app-shell{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;position:relative;overflow-x:hidden;background:radial-gradient(circle at 10% 0%,var(--glow-1) 0%,transparent 45%),radial-gradient(circle at 100% 30%,var(--glow-2) 0%,transparent 50%),radial-gradient(circle at 0% 100%,var(--glow-3) 0%,transparent 50%),linear-gradient(180deg,var(--bg),var(--bg-2));background-attachment:fixed}.app-content{position:relative;z-index:2;flex:1;display:flex;flex-direction:column}.floaters{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1;pointer-events:none;overflow:hidden}.floater{position:absolute;top:0;left:0}.back-btn{align-self:flex-start;margin:20px 0 4px 20px;padding:9px 16px;border-radius:999px;background:var(--card);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);color:var(--rose-deep);font-size:.9rem;font-weight:600;box-shadow:0 4px 14px rgba(var(--accent-rgb),.18)}.intro{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:flex;align-items:center;justify-content:center;background:transparent;animation:intro-in .6s ease}.intro-panel{position:absolute;top:0;bottom:0;width:50%;background:linear-gradient(160deg,var(--panel-a),var(--panel-b) 80%);transition:transform 1.3s cubic-bezier(.77,0,.18,1);z-index:1}.intro-panel--left{left:0}.intro-panel--right{right:0}.intro--opening .intro-panel--left{transform:translate(-100%)}.intro--opening .intro-panel--right{transform:translate(100%)}.intro-content{position:relative;z-index:2;text-align:center;padding:0 24px;animation:intro-fade-out .9s ease forwards;animation-delay:2.3s}.intro-heart{display:inline-block;font-size:2.6rem;animation:intro-pulse 4s ease-in-out infinite;filter:drop-shadow(0 4px 10px rgba(var(--accent-rgb),.45))}.intro-title{margin-top:10px;font-family:var(--script);font-size:clamp(2.8rem,13vw,4.6rem);font-weight:700;color:#fff;text-shadow:0 3px 16px rgba(var(--deep-rgb),.55)}.intro-letter{display:inline-block;opacity:0;transform:translateY(18px);animation:intro-letter-in .5s ease forwards}.intro-subtitle{margin-top:12px;color:var(--rose-deep);font-size:1.05rem;font-weight:500;opacity:0;animation:intro-letter-in .6s ease forwards;animation-delay:1.1s}@keyframes intro-letter-in{to{opacity:1;transform:translateY(0)}}@keyframes intro-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.08)}}@keyframes intro-fade-out{to{opacity:0;transform:scale(1.12);filter:blur(6px)}}@keyframes intro-in{0%{opacity:0}to{opacity:1}}.home{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px 20px;gap:34px;animation:fade-up .6s ease}.home-hero{text-align:center}.home-script{display:block;font-family:var(--script);font-size:3rem;font-weight:700;line-height:1.1;background:linear-gradient(90deg,var(--rose),var(--lavender));-webkit-background-clip:text;background-clip:text;color:transparent}.home-greeting{margin-top:6px;color:var(--text-dim);font-size:1.05rem;font-weight:500}.home-cards{display:flex;flex-direction:column;gap:20px;width:100%;max-width:360px}.home-card{display:flex;flex-direction:column;align-items:center;gap:6px;padding:30px 20px;border-radius:28px;color:#fff;text-align:center;transition:transform .2s ease,box-shadow .2s ease;box-shadow:var(--shadow);border:2px solid rgba(255,255,255,.6)}.home-card:active{transform:scale(.97)}.home-card--vision{background:linear-gradient(135deg,var(--lavender),var(--rose-deep))}.home-card--playlist{background:linear-gradient(135deg,#d8b4fe,#a855f7)}.home-card-emoji{font-size:2.4rem}.home-card-title{font-family:var(--serif);font-size:1.35rem;font-weight:700}.home-card-sub{font-size:.9rem;color:#ffffffe6}@keyframes fade-up{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.board{flex:1;display:flex;flex-direction:column;padding-bottom:32px}.board-title{margin:8px 0 2px 20px;font-family:var(--script);font-size:2.2rem;color:var(--rose-deep)}.board-hint{margin:0 20px 16px;color:var(--text-dim);font-size:.88rem}.board-columns{display:flex;flex-direction:column;gap:18px;padding:0 16px}.board-column{background:var(--card);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:22px;padding:14px;min-height:140px;box-shadow:0 6px 20px rgba(var(--accent-rgb),.15)}.board-column h3{font-family:var(--serif);font-size:1rem;margin-bottom:10px;color:var(--text)}.board-column--done{border:2px dashed #7fd6a4}.board-column--pending{border:2px dashed var(--lavender)}.board-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(72px,1fr));gap:8px}.board-image{width:100%;aspect-ratio:1 / 1;object-fit:cover;border-radius:14px;border:2px solid #fff;box-shadow:0 3px 10px rgba(var(--text-rgb),.15);touch-action:none;-webkit-user-select:none;user-select:none;-webkit-user-drag:none;transition:opacity .15s ease,transform .15s ease}.board-image--done{opacity:.95}.board-drag-ghost{position:fixed;z-index:60;border-radius:14px;border:2px solid #fff;object-fit:cover;pointer-events:none;box-shadow:0 12px 30px rgba(var(--deep-rgb),.4);transform:scale(1.08) rotate(3deg)}.board-loading,.board-empty-col{color:var(--text-dim);font-size:.85rem}.board--empty{align-items:center;justify-content:center;text-align:center;gap:8px;padding:24px}.board-empty-title{font-family:var(--serif);font-size:1.15rem;margin-top:12px}.board-empty-hint{color:var(--text-dim);font-size:.85rem;max-width:320px}.board-empty-hint code{color:var(--rose-deep)}.playlist{flex:1;padding-bottom:32px}.playlist-title{margin:8px 0 16px 20px;font-family:var(--script);font-size:2.1rem;color:var(--rose-deep)}.playlist-embed{height:calc(100dvh - 150px);min-height:420px;margin:0 16px;border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}.playlist-embed iframe{display:block;border:0}.playlist-status{margin:0 20px;color:var(--text-dim)}.playlist-status--error{color:var(--rose-deep)}.playlist-list{list-style:none;display:flex;flex-direction:column;padding:0 16px;gap:10px}.playlist-track{display:flex;align-items:center;gap:12px;background:var(--card);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-radius:18px;padding:9px 12px;box-shadow:0 4px 14px rgba(var(--accent-rgb),.14)}.playlist-cover{width:48px;height:48px;border-radius:12px;object-fit:cover;flex-shrink:0}.playlist-cover--placeholder{display:flex;align-items:center;justify-content:center;background:rgba(var(--accent-rgb),.12)}.playlist-info{display:flex;flex-direction:column;min-width:0;flex:1}.playlist-name{font-size:.95rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.playlist-artist{font-size:.8rem;color:var(--text-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.playlist-open{flex-shrink:0;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:linear-gradient(135deg,var(--rose),var(--lavender));color:#fff;font-size:.8rem;text-decoration:none;box-shadow:0 4px 10px rgba(var(--accent-rgb),.35)}.sp{margin:8px 16px 0;border-radius:20px;overflow:hidden;background:#121212;color:#fff;box-shadow:var(--shadow)}.sp-header{display:flex;align-items:flex-end;gap:16px;padding:24px 16px 18px;background:linear-gradient(180deg,var(--rose-deep) 0%,rgb(var(--dark-rgb)) 100%)}.sp-cover{width:110px;height:110px;flex-shrink:0;border-radius:6px;object-fit:cover;box-shadow:0 8px 24px #00000080}.sp-cover--ph{display:flex;align-items:center;justify-content:center;font-size:2.4rem;background:#333}.sp-head-text{display:flex;flex-direction:column;gap:4px;min-width:0}.sp-label{font-size:.75rem;font-weight:600}.sp-title{font-size:clamp(1.6rem,7vw,2.6rem);font-weight:800;line-height:1.1}.sp-meta{font-size:.8rem;color:#ffffffbf}.sp-list{list-style:none;padding:8px 0 16px}.sp-row{display:flex;align-items:center;gap:12px;padding:7px 16px;color:inherit;text-decoration:none}.sp-row:active{background:#ffffff1a}.sp-num{width:22px;text-align:right;font-size:.85rem;color:#fff9;flex-shrink:0}.sp-art{width:44px;height:44px;border-radius:4px;object-fit:cover;flex-shrink:0}.sp-art--ph{display:flex;align-items:center;justify-content:center;background:#333}.sp-info{display:flex;flex-direction:column;min-width:0;flex:1}.sp-name{font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sp-artist{font-size:.8rem;color:#fff9;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sp-time{font-size:.8rem;color:#fff9;flex-shrink:0}.gate{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:32px 24px;text-align:center;animation:fade-up .6s ease}.gate-heart{font-size:2.6rem;filter:drop-shadow(0 4px 10px rgba(var(--accent-rgb),.45))}.gate-title{font-family:var(--script);font-size:clamp(2.4rem,10vw,3.6rem);line-height:1.1;color:var(--rose-deep)}.gate-sub{color:var(--text-dim);margin-bottom:14px}.gate-input{width:100%;max-width:300px;padding:14px 18px;font:inherit;font-size:1.1rem;text-align:center;color:var(--text);background:var(--card);border:2px solid #fff;border-radius:999px;outline:none;box-shadow:var(--shadow)}.gate-input:focus{border-color:var(--rose)}.gate-input--wrong{border-color:#e0446a;animation:gate-shake .35s}.gate-error{min-height:1.4em;margin-top:6px;font-size:.9rem;color:var(--rose-deep)}.gate-btn{margin-top:6px;padding:13px 34px;border-radius:999px;font-weight:700;font-size:1rem;color:#fff;background:linear-gradient(135deg,var(--lavender),var(--rose-deep));box-shadow:var(--shadow)}.gate-btn:active{transform:scale(.97)}@keyframes gate-shake{0%,to{transform:translate(0)}25%{transform:translate(-8px)}75%{transform:translate(8px)}}.home-note{font-family:var(--script);font-size:1.5rem;color:var(--rose-deep);text-align:center}.music-fab{position:fixed;top:calc(14px + env(safe-area-inset-top,0px));right:14px;z-index:70;width:46px;height:46px;border-radius:50%;font-size:1.3rem;background:var(--card);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:0 4px 14px rgba(var(--accent-rgb),.3)}.music-fab--on{animation:intro-pulse 3s ease-in-out infinite}.music-panel{position:fixed;top:calc(68px + env(safe-area-inset-top,0px));right:14px;left:14px;max-width:340px;margin-left:auto;z-index:70;padding:14px;border-radius:22px;background:#ffffffeb;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 14px 40px rgba(var(--deep-rgb),.3);animation:fade-up .3s ease}.music-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.music-heading{font-family:var(--serif);font-weight:700;color:var(--rose-deep)}.music-close{width:30px;height:30px;border-radius:50%;color:var(--text-dim)}.music-empty{font-size:.85rem;color:var(--text-dim)}.music-empty code{color:var(--rose-deep)}.music-list{list-style:none;max-height:220px;overflow-y:auto;display:flex;flex-direction:column;gap:4px}.music-item{width:100%;display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:12px;text-align:left;font-size:.92rem}.music-item--active{background:rgba(var(--accent-rgb),.15);color:var(--rose-deep);font-weight:600}.music-item-icon{width:20px;text-align:center;font-size:.85rem}.music-item-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.music-controls{display:flex;align-items:center;justify-content:center;gap:18px;margin:12px 0 8px;font-size:1.3rem}.music-play{width:48px;height:48px;border-radius:50%;color:#fff;background:linear-gradient(135deg,var(--rose),var(--lavender));box-shadow:0 4px 12px rgba(var(--accent-rgb),.4)}.music-volume{display:flex;align-items:center;gap:10px}.music-volume input{flex:1;accent-color:var(--rose)}.music-item-text{flex:1;min-width:0;display:flex;flex-direction:column}.music-item-text .music-item-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.music-item-artist{font-size:.75rem;font-weight:400;color:var(--text-dim)}.music-pill{position:fixed;top:calc(14px + env(safe-area-inset-top,0px));right:14px;z-index:70;max-width:min(260px,calc(100vw - 28px));display:flex;align-items:center;gap:8px;padding:9px 14px;border-radius:999px;background:var(--card);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:0 4px 14px rgba(var(--accent-rgb),.3);font-size:.85rem;font-weight:600;color:var(--rose-deep)}.music-pill-title{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.music-arrow{transition:transform .25s ease}.music-arrow--up{transform:rotate(180deg)}.music-note{display:inline-block}.music-seek{display:flex;align-items:center;gap:8px;margin-top:12px;font-size:.75rem;color:var(--text-dim)}.music-seek input{flex:1;accent-color:var(--rose)}.board-image{aspect-ratio:4 / 5}.board-grid{grid-template-columns:repeat(2,1fr);gap:10px}@media (min-width: 600px){.board-grid{grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}}@media (min-width: 900px){.board{width:100%;max-width:1300px;margin:0 auto;padding:0 24px 48px}.board .back-btn{margin-left:0}.board-title{margin-left:0;font-size:3rem}.board-hint{margin-left:0;font-size:1rem}.board-columns{flex-direction:row;align-items:flex-start;gap:28px;padding:0}.board-column{flex:1;min-width:0;padding:22px;min-height:320px}.board-column h3{font-size:1.2rem;margin-bottom:16px}.board-grid{grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:16px}.board-image{cursor:grab;transition:opacity .15s ease,transform .2s ease}.board-image:hover{transform:translateY(-4px) scale(1.02)}}.board-progress{margin:0 20px 18px}.board-progress-text{display:flex;justify-content:space-between;margin-bottom:6px;font-size:.85rem;color:var(--text-dim)}.board-progress-text strong{color:var(--rose-deep)}.board-progress-bar{height:10px;border-radius:999px;background:#ffffffb3;overflow:hidden;box-shadow:inset 0 1px 3px rgba(var(--deep-rgb),.15)}.board-progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--rose),var(--lavender));transition:width .5s ease}.board-column{min-height:260px;display:flex;flex-direction:column;transition:background .2s ease,border-color .2s ease,transform .2s ease}.board-column .board-grid{flex:1;align-content:start}.board-column-head{display:flex;align-items:center;justify-content:space-between}.board-count{min-width:28px;padding:2px 10px;border-radius:999px;text-align:center;font-family:var(--quicksand, inherit);font-size:.85rem;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--rose),var(--lavender))}.board-column--done .board-count{background:linear-gradient(135deg,#5fcf95,#8be0b3)}.board-column--over{background:#fffffff2;border-style:solid;transform:scale(1.01);box-shadow:0 0 0 4px rgba(var(--accent-rgb),.2),0 10px 30px rgba(var(--accent-rgb),.25)}.board-column--done.board-column--over{box-shadow:0 0 0 4px #5fcf9540,0 10px 30px #5fcf9540}.board-empty-slot{grid-column:1 / -1;height:100%;min-height:170px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:20px;border-radius:16px;text-align:center;background:#ffffff80;border:2px dashed rgba(var(--accent-rgb),.25)}.board-empty-slot-emoji{font-size:2.4rem}.board-empty-slot-text{max-width:260px;font-size:.92rem;line-height:1.4;color:var(--text-dim)}@media (min-width: 900px){.board-progress{margin:0 0 24px;max-width:520px}.board-column{min-height:480px}.board-empty-slot{min-height:340px}.board-empty-slot-emoji{font-size:3.2rem}.board-empty-slot-text{font-size:1.05rem;max-width:320px}}.board-column{-webkit-backdrop-filter:none;backdrop-filter:none;background:#ffffffd1}.board-drag-ghost{top:0;left:0;will-change:transform;transform-origin:center}.board-image{cursor:pointer;transition:opacity .15s ease}.board-image--dragging{opacity:.25}.board-columns{padding:0 8px;gap:14px}.board-column{padding:12px}.board-progress,.board-title,.board-hint{margin-left:12px;margin-right:12px}@media (min-width: 900px){.board{max-width:1700px;padding:0 28px 48px}.board-columns{padding:0;gap:32px}.board-column{padding:28px}.board-grid{grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:20px}.board-image:hover{transform:none}}.board-image{position:relative;touch-action:none;-webkit-touch-callout:none}.board-image--lifting{z-index:60;transition:none;cursor:grabbing;box-shadow:0 14px 34px rgba(var(--deep-rgb),.45);will-change:transform}.home{animation:none}.home-hero,.home-card,.home-note{animation:home-rise .9s cubic-bezier(.2,.8,.2,1) both}.home-hero{animation-delay:.05s}.home-card--vision{animation-delay:.2s}.home-card--playlist{animation-delay:.35s}.home-note{animation-delay:.5s}.home--after-intro .home-hero{animation-delay:2.9s}.home--after-intro .home-card--vision{animation-delay:3.15s}.home--after-intro .home-card--playlist{animation-delay:3.4s}.home--after-intro .home-note{animation-delay:3.65s}@keyframes home-rise{0%{opacity:0;transform:translateY(28px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.home-card--invite{background:linear-gradient(135deg,#ff5a5f,#d90429);animation-delay:.5s}.home-note{animation-delay:.65s}.home--after-intro .home-card--invite{animation-delay:3.65s}.home--after-intro .home-note{animation-delay:3.9s}.invite{flex:1;display:flex;flex-direction:column;overflow-x:hidden}.invite-stage{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;padding:12px 20px 40px}.invite-photo{width:clamp(170px,46vw,260px);aspect-ratio:1 / 1;object-fit:cover;border-radius:28px;border:5px solid #fff;box-shadow:0 16px 40px rgba(var(--deep-rgb),.4);animation:invite-fly 1.2s cubic-bezier(.2,1.15,.3,1) both,invite-float 6s ease-in-out 1.4s infinite}@keyframes invite-fly{0%{opacity:0;transform:translate(-130vw) rotate(-18deg) scale(.8)}60%{opacity:1}to{opacity:1;transform:translate(0) rotate(0) scale(1)}}@keyframes invite-float{0%,to{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-6px) rotate(1deg)}}.invite-bubble{position:relative;width:100%;max-width:440px;padding:22px 20px 20px;border-radius:26px;text-align:center;background:#fffffff2;box-shadow:0 12px 34px rgba(var(--deep-rgb),.28);animation:invite-pop .7s cubic-bezier(.2,1.3,.3,1) 1.2s both}.invite-bubble--later{animation:invite-later .45s ease both}.invite-bubble:before{content:"";position:absolute;top:-12px;left:50%;margin-left:-12px;width:24px;height:24px;background:inherit;transform:rotate(45deg);border-radius:5px}@keyframes invite-pop{0%{opacity:0;transform:translate(60vw) scale(.6)}to{opacity:1;transform:translate(0) scale(1)}}@keyframes invite-later{0%{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.invite-text{font-family:var(--serif);font-size:1.3rem;font-weight:700;line-height:1.3;color:var(--rose-deep)}.invite-sub{margin-top:8px;color:var(--text-dim);font-size:1rem;line-height:1.5}.invite-sub strong{color:var(--rose-deep)}.invite-chips{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:16px}.invite-chips--times{grid-template-columns:repeat(3,1fr)}.invite-chip{padding:13px 8px;border-radius:16px;font-weight:700;font-size:1rem;color:#fff;background:linear-gradient(135deg,var(--rose),var(--lavender));box-shadow:0 6px 16px rgba(var(--accent-rgb),.35);animation:invite-chip-in .5s cubic-bezier(.2,1.2,.3,1) both;transition:transform .15s ease}.invite-chip:active{transform:scale(.95)}@keyframes invite-chip-in{0%{opacity:0;transform:translateY(14px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}.invite-link{margin-top:14px;font-size:.85rem;color:var(--rose-deep);text-decoration:underline}.invite-wa{display:inline-block;margin-top:16px;padding:12px 22px;border-radius:999px;font-weight:700;color:#fff;text-decoration:none;background:linear-gradient(135deg,#34d399,#10b981);box-shadow:0 6px 16px #10b98159}@media (min-width: 900px){.invite-stage{flex-direction:row;gap:56px}.invite-photo{width:320px}.invite-bubble{max-width:480px}.invite-bubble:before{top:50%;left:-12px;margin:-12px 0 0}}.invite-chips--stack{grid-template-columns:1fr}.invite-chips--days{grid-template-columns:repeat(3,1fr)}.invite-chip--soft{color:var(--rose-deep);background:rgba(var(--accent-rgb),.12);box-shadow:none;border:2px solid rgba(var(--accent-rgb),.35);line-height:1.3}.invite-bubble{padding:26px 22px 22px;border-radius:32px;background:linear-gradient(160deg,#ffffff 0%,var(--card-tint) 100%);box-shadow:0 0 0 3px rgba(var(--accent-rgb),.35),0 18px 44px 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