/* v17 · v5.0 世界级视觉系统：只覆盖视觉层，不改业务选择器与数据结构 */
:root{
  --v5-space-950:#030718;--v5-space-900:#07122d;--v5-space-850:#0b193d;
  --v5-blue:#46a8ff;--v5-cyan:#67e8f9;--v5-violet:#9a7cff;--v5-gold:#ffd78a;
  --v5-coral:#ff8b9c;--v5-mint:#7ee8c7;--v5-cream:#fff8e8;--v5-ink:#11213f;
  --v5-text:#f7fbff;--v5-muted:#aebbd8;--v5-glass:rgba(9,20,48,.68);--v5-glass-strong:rgba(8,18,44,.88);
  --v5-line:rgba(185,216,255,.18);--v5-line-bright:rgba(177,222,255,.38);
  --v5-shadow:0 24px 72px rgba(0,5,26,.4);--v5-shadow-soft:0 14px 38px rgba(0,9,38,.22);
  --v5-r-sm:14px;--v5-r-md:22px;--v5-r-lg:32px;--v5-r-xl:44px;
  --v5-font:"Noto Sans SC","Microsoft YaHei UI","PingFang SC",system-ui,sans-serif;
  --v5-display:"Noto Serif SC","Microsoft YaHei UI","PingFang SC",serif;
}
*{box-sizing:border-box}html{background:var(--v5-space-950);scroll-behavior:smooth}body{font-family:var(--v5-font);letter-spacing:.01em;background:var(--v5-space-950);color:var(--v5-ink);text-rendering:optimizeLegibility}button,input,textarea,select{font:inherit}button{touch-action:manipulation}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:3px solid rgba(103,232,249,.76)!important;outline-offset:3px!important}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:9999;opacity:.035;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E")}

/* 导航舱 */
.topbar{height:76px!important;min-height:76px;padding:12px clamp(16px,3vw,48px)!important;background:linear-gradient(180deg,rgba(3,8,24,.92),rgba(3,8,24,.62))!important;border-bottom:1px solid rgba(153,207,255,.14)!important;box-shadow:0 12px 38px rgba(0,4,21,.18)!important;backdrop-filter:blur(22px) saturate(145%);-webkit-backdrop-filter:blur(22px) saturate(145%);z-index:120!important;color:var(--v5-text)}
.topbar:after{content:"";position:absolute;left:8%;right:8%;bottom:-1px;height:1px;background:linear-gradient(90deg,transparent,#5adcf7,rgba(162,126,255,.9),transparent);opacity:.55}
.brand{display:flex!important;align-items:center;gap:12px!important;color:#fff!important;border:0!important;background:transparent!important;min-width:220px}.brand img{width:42px!important;height:42px!important;object-fit:contain;filter:drop-shadow(0 6px 13px rgba(68,184,255,.28))}.brand b{font-family:var(--v5-display);font-size:18px!important;letter-spacing:.06em}.brand small{color:var(--v5-muted)!important;font-size:10px!important;letter-spacing:.18em;text-transform:uppercase}
.top-actions{gap:8px!important}.pill-tool,.model-status{height:42px!important;border:1px solid var(--v5-line)!important;border-radius:14px!important;background:rgba(14,29,61,.68)!important;color:#edf7ff!important;box-shadow:inset 0 1px rgba(255,255,255,.08)!important;backdrop-filter:blur(12px);transition:transform .16s ease,border-color .16s ease,background .16s ease!important}.pill-tool:hover,.model-status:hover{transform:translateY(-2px);border-color:var(--v5-line-bright)!important;background:rgba(29,52,95,.82)!important}.pill-tool b{font-weight:650!important}.volume-tool input{accent-color:#69d9f2}.v5-version-chip{display:inline-flex;align-items:center;height:30px;padding:0 10px;margin-left:4px;border:1px solid rgba(126,232,199,.25);border-radius:999px;color:#a9f4dc;background:rgba(38,137,111,.12);font-size:10px;letter-spacing:.1em;white-space:nowrap}
.v5-icon{display:inline-grid;place-items:center;width:20px;height:20px;flex:0 0 20px;color:currentColor}.v5-icon svg{width:100%;height:100%;display:block;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.v5-icon.lg{width:28px;height:28px;flex-basis:28px}

/* 首页深空与构图 */
.home-screen.cosmic-home{height:calc(100vh - 76px)!important;min-height:680px!important;overflow:hidden!important;background:radial-gradient(circle at 68% 46%,rgba(28,107,204,.17),transparent 27%),radial-gradient(circle at 22% 20%,rgba(120,72,200,.13),transparent 29%),linear-gradient(145deg,#020615 0%,#06132f 47%,#081333 100%)!important;isolation:isolate}
.cosmic-home:before{content:"";position:absolute;inset:-20%;z-index:-2;background:radial-gradient(ellipse at 75% 42%,rgba(71,172,255,.18),transparent 19%),radial-gradient(ellipse at 24% 68%,rgba(126,84,214,.16),transparent 24%),conic-gradient(from 210deg at 55% 50%,transparent,rgba(54,106,194,.08),transparent 22%);filter:blur(18px);animation:v5Nebula 18s ease-in-out infinite alternate;pointer-events:none}.cosmic-home:after{content:"";position:absolute;inset:0;z-index:-1;background-image:radial-gradient(circle,rgba(255,255,255,.9) 0 1px,transparent 1.5px),radial-gradient(circle,rgba(115,214,255,.65) 0 1px,transparent 1.4px);background-size:97px 97px,173px 173px;background-position:7px 20px,63px 91px;opacity:.28;mask-image:linear-gradient(to bottom,black,transparent 90%);pointer-events:none}.deep-nebula{filter:blur(62px)!important;opacity:.2!important}.home-fx-canvas{mix-blend-mode:screen;opacity:.62}
.sky-copy.cosmic-copy{left:clamp(36px,6vw,104px)!important;top:clamp(70px,12vh,138px)!important;width:min(440px,34vw)!important;z-index:30!important;color:white;text-align:left!important}.cosmic-copy .eyebrow{display:inline-flex;padding:8px 12px;border:1px solid rgba(131,218,255,.25);border-radius:999px;background:rgba(18,39,78,.48);color:#91e5ff!important;font-size:11px!important;letter-spacing:.15em!important;backdrop-filter:blur(12px)}.cosmic-copy h1{margin:18px 0 16px!important;font-family:var(--v5-display);font-size:clamp(42px,4.1vw,68px)!important;line-height:1.08!important;letter-spacing:-.04em!important;font-weight:720!important;background:linear-gradient(112deg,#fff 14%,#cceeff 54%,#cfbeff 93%);-webkit-background-clip:text;background-clip:text;color:transparent!important;text-wrap:balance;text-shadow:none!important}.cosmic-copy p{max-width:390px;color:#b7c9e7!important;font-size:16px!important;line-height:1.8!important;letter-spacing:.04em}.cosmic-copy:after{content:"FOUR WORLDS · ONE SHARED IMAGINATION";display:block;margin-top:30px;color:rgba(180,207,239,.5);font:600 9px/1 var(--v5-font);letter-spacing:.22em}
.planet-wrap{position:absolute!important;width:min(66vw,760px)!important;height:min(66vw,760px)!important;right:clamp(-35px,2.5vw,54px)!important;left:auto!important;top:50%!important;transform:translateY(-50%)!important;filter:drop-shadow(0 42px 80px rgba(1,10,37,.58));perspective:1100px;z-index:20!important}.story-planet{width:72%!important;height:72%!important;left:14%!important;top:14%!important;border-radius:50%;overflow:visible!important;box-shadow:inset -42px -28px 64px rgba(0,4,35,.44),0 0 0 1px rgba(143,222,255,.2),0 0 80px rgba(59,169,255,.26),0 0 180px rgba(34,104,223,.18)!important;transform:translateZ(0)}.story-planet:before{content:"";position:absolute;inset:-3.5%;border-radius:50%;border:1px solid rgba(149,228,255,.34);box-shadow:inset 0 0 22px rgba(118,218,255,.42),0 0 42px rgba(61,176,255,.35);pointer-events:none;z-index:4}.story-planet:after{content:"";position:absolute;inset:-11%;border-radius:50%;background:radial-gradient(circle,transparent 59%,rgba(92,184,255,.08) 65%,transparent 72%);filter:blur(6px);pointer-events:none;z-index:-1}.story-planet canvas{border-radius:50%!important;filter:saturate(1.08) contrast(1.04)}.planet-night{opacity:.15!important;background:radial-gradient(circle at 25% 20%,transparent 0 35%,rgba(2,6,26,.72) 85%)!important}.planet-glow{box-shadow:inset 18px 16px 34px rgba(169,235,255,.13)!important}.planet-halo{inset:7%!important;border:1px solid rgba(103,207,255,.15)!important;box-shadow:0 0 70px rgba(44,156,255,.2)!important}.orbit-ring{border-color:rgba(128,210,255,.18)!important;box-shadow:0 0 18px rgba(67,167,255,.1);opacity:.8}.orbit-ring-a{transform:rotateX(68deg) rotateZ(-12deg)!important}.orbit-ring-b{transform:rotateX(78deg) rotateZ(31deg)!important}.planet-ribbon{opacity:.24!important;filter:hue-rotate(170deg) saturate(.7)}.planet-candy-ring{opacity:.3}.planet-landmarks{filter:hue-rotate(165deg) saturate(.75)}
.planet-place{min-width:0!important;width:auto!important;max-width:230px!important;display:flex!important;align-items:center!important;gap:10px!important;padding:8px 12px 8px 8px!important;border:1px solid rgba(158,218,255,.2)!important;border-radius:18px!important;background:linear-gradient(135deg,rgba(8,24,58,.9),rgba(14,40,82,.66))!important;color:#fff!important;box-shadow:0 14px 38px rgba(0,7,35,.34),inset 0 1px rgba(255,255,255,.08)!important;backdrop-filter:blur(14px) saturate(145%);transform:translate(-50%,-50%) scale(calc(.72 + var(--depth,1)*.28))!important;opacity:calc(.16 + var(--depth,1)*.84)!important;transition:box-shadow .18s ease,border-color .18s ease,filter .18s ease!important}.planet-place.front-most{border-color:rgba(121,225,255,.57)!important;box-shadow:0 18px 48px rgba(0,14,52,.46),0 0 28px rgba(74,194,255,.25),inset 0 1px rgba(255,255,255,.13)!important}.planet-place:hover{filter:brightness(1.15);border-color:#7de4ff!important}.planet-place .world-icon{width:44px!important;height:44px!important;min-width:44px!important;border-radius:14px!important;background:radial-gradient(circle at 30% 25%,rgba(255,255,255,.94),rgba(123,202,255,.75) 42%,rgba(80,105,228,.8))!important;box-shadow:inset 0 1px rgba(255,255,255,.6),0 6px 18px rgba(48,163,255,.3)!important}.planet-place .place-text{text-align:left!important}.planet-place .place-text b{font-size:14px!important;letter-spacing:.04em!important}.planet-place .place-text small{display:block!important;max-width:145px;margin-top:2px;color:#aebfde!important;font-size:9px!important;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.planet-place em{position:absolute!important;top:-8px!important;right:-8px!important;padding:3px 7px!important;border-radius:999px!important;background:#102d60!important;border:1px solid rgba(130,220,255,.4)!important;color:#9beaff!important;font-size:8px!important}.planet-arrow{width:46px!important;height:46px!important;background:rgba(8,24,56,.68)!important;border:1px solid rgba(154,220,255,.26)!important;backdrop-filter:blur(12px);box-shadow:0 9px 28px rgba(0,5,26,.26)!important}.planet-arrow:hover{background:rgba(24,62,113,.85)!important;border-color:#71d9f6!important}.planet-tip{bottom:22px!important;left:50%!important;transform:translateX(-50%)!important;padding:9px 16px!important;border:1px solid var(--v5-line)!important;border-radius:999px!important;background:rgba(5,17,43,.62)!important;color:#d9ecff!important;backdrop-filter:blur(14px);box-shadow:none!important}.planet-tip span{color:#8fa5c8!important}.lumi-home{left:clamp(24px,5vw,86px)!important;bottom:clamp(25px,6vh,64px)!important;width:auto!important;max-width:350px!important;padding:10px 16px 10px 10px!important;border:1px solid rgba(255,215,138,.24)!important;border-radius:24px!important;background:linear-gradient(135deg,rgba(23,27,62,.76),rgba(38,24,68,.62))!important;box-shadow:0 18px 48px rgba(0,3,25,.34),inset 0 1px rgba(255,255,255,.09)!important;backdrop-filter:blur(18px)}.lumi-home img{width:70px!important;height:70px!important;object-fit:contain!important;filter:drop-shadow(0 8px 18px rgba(122,114,255,.34))}.lumi-label{text-align:left!important}.lumi-label b{color:#ffe9bd!important;font-size:13px!important;letter-spacing:.05em}.lumi-label small{color:#bdc9e5!important;font-size:10px!important}

/* 各世界通用高级空间 */
.screen.experience-screen,.memory-screen.world-library{min-height:calc(100vh - 76px)!important;padding:0 0 56px!important;overflow-y:auto!important;background:linear-gradient(145deg,#07132d,#0c2041)!important;color:var(--v5-text);isolation:isolate}.world-screen:before,.world-screen:after{content:"";position:fixed;pointer-events:none;z-index:-1;border-radius:50%;filter:blur(80px);opacity:.38}.world-screen:before{width:40vw;height:40vw;left:-15vw;top:15vh;background:var(--world-glow-a,#356be8)}.world-screen:after{width:36vw;height:36vw;right:-12vw;bottom:-12vw;background:var(--world-glow-b,#8459d7)}
.world-imagine{--world-glow-a:#206b9f;--world-glow-b:#9b5794;background:radial-gradient(circle at 14% 92%,rgba(245,194,133,.18),transparent 24%),radial-gradient(circle at 80% 22%,rgba(80,190,219,.14),transparent 27%),linear-gradient(145deg,#07182c,#102d48 56%,#183a4d)!important}.world-director{--world-glow-a:#6b58b7;--world-glow-b:#233a95;background:radial-gradient(ellipse at 50% 0,rgba(184,177,255,.16),transparent 32%),linear-gradient(145deg,#090d28,#171c46 55%,#101837)!important}.world-music{--world-glow-a:#0f7692;--world-glow-b:#7145ac;background:radial-gradient(ellipse at 70% 90%,rgba(46,222,208,.16),transparent 30%),linear-gradient(145deg,#061a2b,#0b3143 50%,#172a55)!important}.world-library{--world-glow-a:#4d418c;--world-glow-b:#b66949;background:radial-gradient(circle at 50% 100%,rgba(255,187,105,.13),transparent 30%),linear-gradient(145deg,#0a1027,#1a1c43 58%,#242143)!important}.world-mini[data-game="emotionWeather"]{--world-glow-a:#1d7fb7;--world-glow-b:#df8cb2;background:linear-gradient(145deg,#09213c,#194c6d 55%,#54527c)!important}.world-mini[data-game="animalFriend"]{--world-glow-a:#24775f;--world-glow-b:#8d7441;background:linear-gradient(145deg,#071e25,#164c3c 56%,#403b32)!important}
.experience-head{position:sticky!important;top:0!important;z-index:60!important;min-height:76px!important;padding:14px clamp(22px,4vw,64px)!important;display:grid!important;grid-template-columns:auto 1fr!important;grid-template-rows:auto auto!important;align-items:center!important;column-gap:18px!important;background:linear-gradient(180deg,rgba(5,12,32,.95),rgba(5,12,32,.73))!important;border-bottom:1px solid rgba(177,218,255,.14)!important;backdrop-filter:blur(20px) saturate(140%);box-shadow:0 14px 36px rgba(0,5,24,.14)!important}.experience-head .back{grid-row:1/3!important;padding:10px 14px!important;border-radius:13px!important;border:1px solid var(--v5-line)!important;background:rgba(18,39,76,.7)!important;color:#e9f7ff!important;font-weight:650!important}.experience-head>span{font-family:var(--v5-display);font-size:22px!important;font-weight:760!important;color:#fff!important;letter-spacing:.04em}.experience-head>b{font-size:11px!important;color:#9eafce!important;font-weight:500!important;letter-spacing:.08em}
.conversation-workshop,.music-bay-shell,.imagine-layout{width:min(1500px,calc(100% - 48px))!important;margin:28px auto 0!important;gap:22px!important;align-items:stretch!important}.story-chat-panel,.magic-gallery-panel,.director-visual-choices,.music-teacher-panel,.music-choice-panel,.canvas-shell,.creation-guide{border:1px solid rgba(176,216,255,.15)!important;border-radius:var(--v5-r-lg)!important;background:linear-gradient(145deg,rgba(13,29,60,.84),rgba(9,21,47,.67))!important;color:#f4f9ff!important;box-shadow:var(--v5-shadow)!important;backdrop-filter:blur(22px) saturate(135%);overflow:hidden}.story-chat-panel,.music-teacher-panel,.creation-guide{padding:24px!important}.magic-gallery-panel,.director-visual-choices,.music-choice-panel{padding:22px!important}.story-chat-panel:before,.music-teacher-panel:before,.creation-guide:before{content:"";display:block;position:absolute;inset:0 0 auto;height:1px;background:linear-gradient(90deg,transparent,rgba(130,226,255,.7),transparent)}
.guide-fanfan,.story-host,.music-host{border:1px solid rgba(177,222,255,.13)!important;border-radius:22px!important;background:linear-gradient(135deg,rgba(57,79,129,.3),rgba(37,28,83,.24))!important;padding:16px!important;box-shadow:inset 0 1px rgba(255,255,255,.06)!important}.guide-fanfan img{object-fit:contain!important;filter:drop-shadow(0 10px 22px rgba(95,112,255,.24))}.guide-fanfan b{color:#fff!important;font-size:17px!important}.guide-fanfan p{color:#bac7df!important;line-height:1.7!important}.soft-kicker{color:#75ddf3!important;letter-spacing:.13em!important;font-size:10px!important}
.creation-progress,.director-rounds,.music-progress{background:rgba(1,10,31,.35)!important;border:1px solid rgba(160,211,255,.12)!important;border-radius:16px!important;padding:12px!important}.creation-progress i,.director-rounds i,.music-progress i{background:rgba(151,180,225,.25)!important}.creation-progress i.current,.director-rounds i.current,.music-progress i.current{background:linear-gradient(90deg,#59d8ef,#9a7cff)!important;box-shadow:0 0 14px rgba(95,216,242,.36)!important}.creation-progress span,.director-rounds span,.music-progress span{color:#bdd0eb!important}
.voice-leaf{border:1px solid rgba(104,226,213,.26)!important;border-radius:20px!important;background:linear-gradient(135deg,rgba(21,101,103,.28),rgba(31,52,99,.5))!important;color:#f4ffff!important;box-shadow:inset 0 1px rgba(255,255,255,.06)!important}.voice-leaf:hover{border-color:rgba(108,242,220,.62)!important;background:linear-gradient(135deg,rgba(24,126,124,.42),rgba(45,72,133,.62))!important}.leaf-core{background:radial-gradient(circle at 35% 30%,#d8fff8,#63e8ce 45%,#278fb3)!important;box-shadow:0 0 25px rgba(87,238,214,.38)!important}.voice-leaf small{color:#a7bdd8!important}.transcript{border:1px solid rgba(167,211,255,.12)!important;border-radius:16px!important;background:rgba(3,12,32,.42)!important;color:#bcd0e9!important}.type-box{border:1px solid rgba(170,216,255,.16)!important;border-radius:20px!important;background:rgba(3,12,31,.42)!important;box-shadow:inset 0 1px rgba(255,255,255,.04)!important}.type-box span{color:#aebfda!important}.type-box input,.type-box textarea,.music-round-tools input{color:#f7fbff!important;background:rgba(255,255,255,.04)!important;border:1px solid rgba(180,218,255,.14)!important;border-radius:12px!important}.type-box input::placeholder,.type-box textarea::placeholder{color:#7184a5!important}.type-box button,.primary-action,.confirm-card button,.music-confirm-actions button{border:0!important;border-radius:14px!important;background:linear-gradient(120deg,#5ed9ed,#7288ff 55%,#9a6ff0)!important;color:#06152f!important;font-weight:800!important;box-shadow:0 10px 28px rgba(77,151,239,.26),inset 0 1px rgba(255,255,255,.58)!important;transition:transform .16s ease,filter .16s ease!important}.type-box button:hover,.primary-action:hover:not([aria-disabled="true"]){transform:translateY(-2px);filter:brightness(1.08)}.primary-action.creation-locked{opacity:.45!important;filter:saturate(.45)!important;box-shadow:none!important}.idea-gallery-head{border-bottom:1px solid rgba(174,216,255,.12)!important;padding-bottom:15px!important}.idea-gallery-head b{color:#fff!important}.idea-gallery-head small{color:#9daecc!important}.idea-gallery-head>span{color:#8ce3ef!important;background:rgba(55,151,165,.15)!important;border:1px solid rgba(90,220,229,.2)!important;border-radius:999px!important;padding:5px 9px!important}
.idea-image-gallery,.director-image-gallery,.music-starter-grid,.music-option-grid{gap:14px!important}.idea-image-gallery>*,.director-image-gallery>*,.music-starter-grid>*,.music-option-grid>*{border:1px solid rgba(174,218,255,.15)!important;border-radius:20px!important;background:rgba(7,18,41,.72)!important;box-shadow:0 12px 30px rgba(0,7,27,.22)!important;overflow:hidden!important}.idea-image-gallery img,.director-image-gallery img,.music-starter-grid img,.music-option-grid img{width:100%!important;aspect-ratio:16/10!important;object-fit:cover!important}.idea-empty{border:1px dashed rgba(166,210,255,.18)!important;border-radius:20px!important;background:radial-gradient(circle at 50% 30%,rgba(76,141,201,.12),transparent 55%)!important;color:#9db0cf!important;min-height:260px!important;display:grid!important;place-items:center!important;text-align:center!important;padding:35px!important;line-height:1.8!important}
.choice-card,.imagine-branch-card,.director-scene-card,.music-option-card{transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease!important}.choice-card:hover,.imagine-branch-card:hover,.director-scene-card:hover,.music-option-card:hover{transform:translateY(-5px)!important;border-color:rgba(111,226,249,.55)!important;box-shadow:0 20px 45px rgba(0,8,31,.34),0 0 24px rgba(65,190,236,.11)!important}.choice-card.selected,.imagine-branch-card.selected,.director-scene-card.selected,.music-option-card.selected{border-color:#6fe5f3!important;box-shadow:0 0 0 2px rgba(111,229,243,.16),0 18px 44px rgba(0,8,31,.3)!important}

/* 小玩法主题舞台 */
.canvas-shell{min-height:560px!important;padding:18px!important}.live-stage,.mini-theme-visual{border-radius:24px!important;overflow:hidden!important}.world-mini[data-game="emotionWeather"] .live-stage{background:radial-gradient(circle at 22% 18%,rgba(255,235,158,.4),transparent 19%),linear-gradient(160deg,#84cbed,#817bb9)!important}.world-mini[data-game="animalFriend"] .live-stage{background:radial-gradient(circle at 50% 75%,rgba(137,234,171,.19),transparent 30%),linear-gradient(160deg,#153d3b,#315745)!important}.mini-game-result{border-radius:22px!important;box-shadow:0 20px 50px rgba(0,8,28,.3)!important;object-fit:contain!important}.weather-sky-icons i,.clue-stars i,.transform-orbit i{font-style:normal!important;border:1px solid rgba(255,255,255,.22)!important;background:rgba(255,255,255,.13)!important;backdrop-filter:blur(10px)}

/* 作品星球 */
.story-tree-library-head{display:none!important}.world-library>.experience-head:first-child{display:grid!important}.world-library .library{width:min(1500px,calc(100% - 48px))!important;margin:26px auto!important;padding:0!important;max-height:none!important;overflow:visible!important}.works-planet-hero{border:1px solid rgba(181,218,255,.15)!important;border-radius:32px!important;background:linear-gradient(135deg,rgba(31,35,79,.8),rgba(11,25,55,.76))!important;box-shadow:var(--v5-shadow)!important;color:#fff!important;overflow:hidden!important}.works-room-grid{gap:18px!important}.works-room-card{border:1px solid rgba(180,218,255,.15)!important;border-radius:28px!important;background:linear-gradient(145deg,rgba(21,35,72,.88),rgba(9,19,42,.82))!important;color:#fff!important;box-shadow:0 18px 46px rgba(0,6,27,.27)!important;transition:transform .2s ease,border-color .2s ease!important;overflow:hidden!important}.works-room-card:hover{transform:translateY(-7px)!important;border-color:rgba(123,225,244,.48)!important}.works-room-card p,.works-room-card small{color:#aebed9!important}.works-room-preview{background:radial-gradient(circle at 50% 40%,rgba(105,179,244,.2),transparent 58%)!important}.works-room-preview img{object-fit:cover!important;border-radius:18px!important}.works-card-grid{gap:18px!important}.works-card{border:1px solid rgba(180,218,255,.14)!important;border-radius:24px!important;background:rgba(9,20,44,.83)!important;color:#fff!important;box-shadow:0 14px 38px rgba(0,6,28,.25)!important;overflow:hidden!important}.works-card img{aspect-ratio:16/10!important;object-fit:cover!important}.works-card p,.works-card small{color:#adbed7!important}.memory-detail{width:min(1500px,calc(100% - 48px))!important;margin:16px auto!important;border:1px solid rgba(180,218,255,.13)!important;border-radius:22px!important;background:rgba(8,18,40,.68)!important;color:#d8e7f8!important}.memory-detail>summary{padding:18px 22px!important;color:#c2d4e9!important}

/* 阅读器、音乐与所有弹窗统一 */
.voice-panel,.book-reader,.music-modal,.generating{background:rgba(1,4,16,.82)!important;backdrop-filter:blur(18px) saturate(120%)!important;z-index:500!important}.voice-card,.reader-card,.music-confirm-card,.music-generation-card,.music-player-card,.generation-scene{border:1px solid rgba(186,220,255,.19)!important;border-radius:32px!important;background:linear-gradient(145deg,rgba(14,28,59,.98),rgba(7,15,35,.98))!important;color:#f6faff!important;box-shadow:0 32px 110px rgba(0,2,17,.64),inset 0 1px rgba(255,255,255,.08)!important}.close{border:1px solid rgba(180,218,255,.18)!important;border-radius:12px!important;background:rgba(26,46,84,.72)!important;color:#edf7ff!important}.reader-card{width:min(1500px,calc(100vw - 36px))!important;max-height:calc(100vh - 28px)!important;padding:20px!important}.reader-card h2{font-family:var(--v5-display)!important;color:#fff!important}.reader-panel-stage{border:1px solid rgba(186,221,255,.18)!important;border-radius:24px!important;background:#030915!important;box-shadow:0 18px 50px rgba(0,3,20,.32)!important;overflow:hidden!important}.reader-panel-stage img{object-fit:contain!important;background:#030915!important}.reader-story-overlay{border:1px solid rgba(255,255,255,.54)!important;border-radius:16px!important;background:rgba(255,249,231,.93)!important;color:#172344!important;box-shadow:0 10px 26px rgba(0,5,20,.2)!important}.reader-ruby-text,.reader-page-summary{border:1px solid rgba(183,218,255,.13)!important;border-radius:18px!important;background:rgba(255,255,255,.055)!important;color:#eaf4ff!important}.reader-ruby-text rt{color:#8cdcec!important}.reader-controls button,.reader-advanced-controls button,.music-player-buttons button,.music-player-foot button{border:1px solid rgba(174,216,255,.18)!important;border-radius:12px!important;background:rgba(25,48,88,.76)!important;color:#eef8ff!important}.reader-controls button:hover,.reader-advanced-controls button:hover{border-color:#75ddef!important;background:rgba(40,78,128,.85)!important}.reader-mosaic{padding:10px!important;border:1px solid rgba(172,214,255,.11)!important;border-radius:18px!important;background:rgba(1,8,25,.35)!important}.reader-mosaic button{border-radius:13px!important;border:1px solid rgba(185,220,255,.13)!important;background:rgba(14,29,58,.9)!important;color:#ddecff!important}.reader-mosaic button.current{border-color:#69e0f1!important;box-shadow:0 0 0 2px rgba(105,224,241,.16)!important}.reader-mosaic img{border-radius:9px!important}.music-player-card{overflow:hidden!important}.music-cover-wrap img{border-radius:24px!important;box-shadow:0 20px 54px rgba(0,4,23,.35)!important}.music-player-card audio{filter:saturate(.65)}.music-player-card pre{border:1px solid rgba(181,218,255,.13)!important;border-radius:18px!important;background:rgba(1,8,25,.36)!important;color:#dcecff!important}.diagnostic-grid>div{border:1px solid rgba(179,218,255,.13)!important;border-radius:16px!important;background:rgba(255,255,255,.045)!important}.volume-meter{background:rgba(255,255,255,.08)!important}.volume-meter i{background:linear-gradient(90deg,#68e4cf,#65c8f2,#9579ef)!important}.generation-scene{overflow:hidden!important}.generation-scene:before{content:"";position:absolute;inset:-40%;background:conic-gradient(from 90deg,transparent,rgba(88,206,238,.12),transparent 27%);animation:v5Generate 8s linear infinite;pointer-events:none}.growth-line{background:rgba(255,255,255,.08)!important}.growth-line i{background:linear-gradient(90deg,#5ee1d2,#5cbff4,#9a72ee)!important;box-shadow:0 0 24px rgba(91,210,240,.42)!important}

/* 启动封面 */
.start-cover.cinematic-launch{background:radial-gradient(circle at 34% 42%,rgba(52,140,229,.2),transparent 27%),linear-gradient(145deg,#020615,#07142e 58%,#101837)!important}.launch-copy h2{font-family:var(--v5-display)!important;letter-spacing:.02em!important;background:linear-gradient(110deg,#fff,#cdeeff 55%,#dbcaff);-webkit-background-clip:text;background-clip:text;color:transparent!important}.launch-copy p{color:#aec1df!important}.launch-copy button{border:1px solid rgba(165,226,255,.35)!important;border-radius:18px!important;background:linear-gradient(120deg,#67deec,#7888f0,#a575e5)!important;color:#07142c!important;box-shadow:0 18px 48px rgba(79,148,234,.31),inset 0 1px rgba(255,255,255,.6)!important}.launch-planet{filter:hue-rotate(164deg) saturate(.78) drop-shadow(0 28px 70px rgba(38,136,235,.25))!important}.launch-kicker{color:#77dff0!important}

/* 动画与性能模式 */
@keyframes v5Nebula{to{transform:translate3d(2%,1%,0) scale(1.04)}}@keyframes v5Generate{to{transform:rotate(360deg)}}@keyframes v5Rise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.screen.active .experience-head,.screen.active .conversation-workshop,.screen.active .music-bay-shell,.screen.active .imagine-layout,.screen.active .library{animation:v5Rise .48s cubic-bezier(.2,.7,.2,1) both}.screen.active .conversation-workshop,.screen.active .music-bay-shell,.screen.active .imagine-layout,.screen.active .library{animation-delay:.08s}
.low-fx .cosmic-home:before,.low-fx .generation-scene:before{animation:none!important}.low-fx .home-fx-canvas{opacity:.25!important}.low-fx *{backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.001ms!important}.home-fx-canvas{display:none!important}}

/* 响应式 */
@media(max-width:1100px){.topbar{padding-inline:18px!important}.v5-version-chip,.volume-tool b{display:none}.sky-copy.cosmic-copy{left:34px!important;width:360px!important}.cosmic-copy h1{font-size:44px!important}.planet-wrap{right:-90px!important;width:690px!important;height:690px!important}.lumi-home{left:28px!important}.conversation-workshop,.music-bay-shell{grid-template-columns:1fr!important}.magic-gallery-panel,.director-visual-choices,.music-choice-panel{min-height:430px}.works-room-grid{grid-template-columns:repeat(3,minmax(0,1fr))!important}}
@media(max-width:780px){.topbar{height:64px!important;min-height:64px!important}.brand{min-width:0}.brand b,.brand small,.pill-tool b,.model-status span{display:none!important}.pill-tool,.model-status{width:42px!important;padding:0!important;justify-content:center!important}.home-screen.cosmic-home{height:auto!important;min-height:calc(100svh - 64px)!important;overflow-y:auto!important;padding:30px 0 110px!important}.sky-copy.cosmic-copy{position:relative!important;left:auto!important;top:auto!important;width:calc(100% - 40px)!important;margin:15px 20px 0!important;text-align:center!important}.cosmic-copy h1{font-size:39px!important}.cosmic-copy p{margin-inline:auto}.cosmic-copy:after{margin-top:16px}.planet-wrap{position:relative!important;right:auto!important;top:auto!important;transform:none!important;width:min(700px,112vw)!important;height:min(700px,112vw)!important;margin:-22px 0 0 -6vw!important}.lumi-home{position:relative!important;left:auto!important;bottom:auto!important;margin:-70px auto 20px!important;width:calc(100% - 40px)!important;max-width:360px!important}.planet-tip{position:relative!important;left:auto!important;bottom:auto!important;transform:none!important;margin:-20px auto 0!important;width:max-content!important}.experience-head{top:0!important;min-height:68px!important;padding:10px 16px!important}.experience-head>span{font-size:18px!important}.conversation-workshop,.music-bay-shell,.imagine-layout,.world-library .library,.memory-detail{width:calc(100% - 24px)!important;margin-top:14px!important}.story-chat-panel,.magic-gallery-panel,.director-visual-choices,.music-teacher-panel,.music-choice-panel,.canvas-shell,.creation-guide{border-radius:24px!important}.works-room-grid{grid-template-columns:1fr!important}.reader-card{width:100vw!important;max-height:100svh!important;border-radius:0!important;padding:14px!important}.reader-panel-stage{border-radius:16px!important}.music-player-card,.music-confirm-card,.music-generation-card,.voice-card{width:calc(100vw - 20px)!important;max-height:calc(100svh - 20px)!important;overflow:auto!important}.planet-place .place-text small{display:none!important}.planet-place{max-width:175px!important}.planet-place .world-icon{width:38px!important;height:38px!important;min-width:38px!important}}
@media(max-width:520px){.cosmic-copy h1{font-size:34px!important}.planet-wrap{margin-top:-5px!important}.planet-place{padding:6px!important;border-radius:14px!important}.planet-place .place-text b{font-size:11px!important}.planet-place .world-icon{width:34px!important;height:34px!important;min-width:34px!important}.planet-place em{display:none!important}.lumi-home img{width:58px!important;height:58px!important}.experience-head>b{display:none!important}.experience-head{grid-template-columns:auto 1fr!important;grid-template-rows:1fr!important}.experience-head .back{grid-row:auto!important}.story-chat-panel,.magic-gallery-panel,.director-visual-choices,.music-teacher-panel,.music-choice-panel,.creation-guide{padding:16px!important}.idea-image-gallery,.director-image-gallery,.music-starter-grid,.music-option-grid{grid-template-columns:1fr!important}}

/* 空间景深装饰：纯视觉，不接受鼠标事件 */
.v5-depth-field,.v5-world-aura{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:-1}.v5-depth-field i{position:absolute;width:3px;height:3px;border-radius:50%;background:#fff;box-shadow:0 0 14px #76d9ff;opacity:.55;animation:v5Float 9s ease-in-out infinite}.v5-depth-field i:nth-child(1){left:9%;top:18%;animation-delay:-1s}.v5-depth-field i:nth-child(2){left:42%;top:8%;width:2px;height:2px;animation-delay:-4s}.v5-depth-field i:nth-child(3){left:72%;top:15%;width:5px;height:5px;opacity:.3;animation-delay:-7s}.v5-depth-field i:nth-child(4){left:90%;top:63%;animation-delay:-3s}.v5-depth-field i:nth-child(5){left:23%;top:77%;width:4px;height:4px;opacity:.28;animation-delay:-5s}.v5-depth-field i:nth-child(6){left:58%;top:84%;animation-delay:-8s}.v5-world-aura i{position:absolute;border:1px solid rgba(148,215,255,.08);border-radius:50%;filter:blur(.2px)}.v5-world-aura i:nth-child(1){width:38vw;height:38vw;right:-12vw;top:15vh}.v5-world-aura i:nth-child(2){width:24vw;height:24vw;right:-3vw;top:25vh;border-color:rgba(169,134,255,.08)}.v5-world-aura i:nth-child(3){width:10px;height:10px;left:8%;top:24%;background:rgba(110,224,247,.4);box-shadow:0 0 30px rgba(110,224,247,.7)}
@keyframes v5Float{50%{transform:translate3d(12px,-18px,0) scale(1.4);opacity:.85}}
@media(prefers-reduced-motion:reduce){.v5-depth-field i{animation:none!important}}

/* v17.1 性能分级：仅调整视觉成本，不触碰业务结构与功能入口。 */
.performance-switch{display:inline-flex;gap:2px;padding:3px;border:1px solid rgba(153,207,255,.18);border-radius:12px;background:rgba(4,13,34,.58)}
.performance-switch button{min-height:30px;padding:4px 8px;border:0;border-radius:8px;background:transparent;color:#9fb2cf;font-size:10px;cursor:pointer}
.performance-switch button.active{background:rgba(91,185,231,.24);color:#eaf8ff;box-shadow:inset 0 0 0 1px rgba(127,218,255,.22)}
.screen:not(.active) *,.screen:not(.active):before,.screen:not(.active):after{animation-play-state:paused!important}
html[data-performance-mode="smooth"] .cosmic-home:before,html[data-performance-mode="smooth"] .deep-nebula,html[data-performance-mode="smooth"] .planet-halo,html[data-performance-mode="smooth"] .v5-depth-field i{animation:none!important}
html[data-performance-mode="smooth"] .topbar,html[data-performance-mode="smooth"] .experience-head,html[data-performance-mode="smooth"] .story-chat-panel,html[data-performance-mode="smooth"] .magic-gallery-panel,html[data-performance-mode="smooth"] .director-visual-choices,html[data-performance-mode="smooth"] .music-teacher-panel,html[data-performance-mode="smooth"] .music-choice-panel,html[data-performance-mode="smooth"] .canvas-shell,html[data-performance-mode="smooth"] .creation-guide,html[data-performance-mode="smooth"] .planet-place,html[data-performance-mode="smooth"] .lumi-home{backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
html[data-performance-mode="smooth"] .world-screen:before,html[data-performance-mode="smooth"] .world-screen:after{filter:blur(34px);opacity:.24}
html[data-performance-mode="smooth"] .story-planet{box-shadow:inset -26px -20px 46px rgba(0,4,35,.38),0 0 0 1px rgba(143,222,255,.18),0 0 48px rgba(59,169,255,.2)!important}
html[data-performance-mode="smooth"] .planet-place,html[data-performance-mode="smooth"] .works-room-card,html[data-performance-mode="smooth"] .works-card{box-shadow:0 8px 20px rgba(0,7,35,.2)!important}
html[data-performance-mode="reduced"] *,html[data-performance-mode="reduced"] *:before,html[data-performance-mode="reduced"] *:after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important}
html[data-performance-mode="reduced"] .deep-nebula,html[data-performance-mode="reduced"] .orbit-ring-b,html[data-performance-mode="reduced"] .v5-depth-field,html[data-performance-mode="reduced"] .v5-world-aura,html[data-performance-mode="reduced"] .home-fx-canvas{display:none!important}
html[data-performance-mode="reduced"] *{backdrop-filter:none!important;-webkit-backdrop-filter:none!important}
html[data-performance-mode="reduced"] .world-screen:before,html[data-performance-mode="reduced"] .world-screen:after{filter:none!important;opacity:.15}
@media(max-width:1100px){.v5-version-chip{display:none}.performance-switch button{padding-inline:6px}}

/* 每个世界的专属环境覆盖需高于通用 screen 选择器 */
.screen.experience-screen.world-imagine{background:radial-gradient(circle at 14% 92%,rgba(245,194,133,.18),transparent 24%),radial-gradient(circle at 80% 22%,rgba(80,190,219,.14),transparent 27%),linear-gradient(145deg,#07182c,#102d48 56%,#183a4d)!important}
.screen.experience-screen.world-director{background:radial-gradient(ellipse at 50% 0,rgba(184,177,255,.16),transparent 32%),linear-gradient(145deg,#090d28,#171c46 55%,#101837)!important}
.screen.experience-screen.world-music{background:radial-gradient(ellipse at 70% 90%,rgba(46,222,208,.16),transparent 30%),linear-gradient(145deg,#061a2b,#0b3143 50%,#172a55)!important}
.memory-screen.world-library{background:radial-gradient(circle at 50% 100%,rgba(255,187,105,.13),transparent 30%),linear-gradient(145deg,#0a1027,#1a1c43 58%,#242143)!important}