:root{--bg:#f5f5f7;--surface:rgba(255,255,255,.74);--text:#1d1d1f;--muted:#6e6e73;--border:rgba(60,60,67,.15);--accent:#007aff;--font:-apple-system,"SF Pro Display","PingFang SC",BlinkMacSystemFont,sans-serif;--ease:cubic-bezier(.25,.1,.25,1)}
*{box-sizing:border-box;margin:0}html{scroll-behavior:smooth}body{min-width:320px;background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;line-height:1.55}body::before{content:"";position:fixed;inset:-18vmax;z-index:-2;background:radial-gradient(circle at 88% 8%,rgba(0,122,255,.16) 0 21%,transparent 41%),radial-gradient(circle at 16% 82%,rgba(255,149,0,.08) 0 13%,transparent 33%);filter:blur(56px);pointer-events:none}body::after{content:"";position:fixed;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(255,255,255,.52),rgba(255,255,255,.18) 46%,rgba(255,255,255,.42));pointer-events:none}
.site-header{height:76px;max-width:1240px;margin:auto;padding:0 32px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center}.brand{display:inline-flex;align-items:center;gap:8px;width:max-content;color:var(--text);font-size:1.05rem;font-weight:650;text-decoration:none}.brand-dot{width:18px;height:18px;border-radius:50%;background:radial-gradient(circle at 36% 32%,#7bc8ff 0 17%,transparent 19%),radial-gradient(circle at 66% 44%,#007aff 0 21%,transparent 23%),radial-gradient(circle at 46% 72%,#5ac8fa 0 20%,transparent 22%),#eaf4ff;box-shadow:inset 0 0 0 1px rgba(0,122,255,.15)}.site-nav{display:flex;gap:24px}.site-nav a{color:var(--muted);font-size:.86rem;text-decoration:none;transition:color .2s var(--ease)}.site-nav a:hover{color:var(--text)}.login-button{justify-self:end;border:1px solid var(--border);border-radius:10px;padding:7px 13px;background:rgba(255,255,255,.62);color:var(--text);font:500 .84rem var(--font);cursor:pointer;box-shadow:inset 0 1px rgba(255,255,255,.8),0 1px 2px rgba(0,0,0,.025);transition:all .2s var(--ease)}.login-button:hover{background:#fff;border-color:rgba(60,60,67,.28);box-shadow:0 2px 6px rgba(0,0,0,.06)}
main{max-width:1240px;margin:auto;padding:0 32px}.hero{min-height:calc(100dvh - 76px);display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.9fr);gap:64px;align-items:center;padding:44px 5.5vw 86px}.eyebrow{color:var(--accent);font-size:.76rem;font-weight:600;letter-spacing:.05em}.hero h1{max-width:600px;margin:14px 0 18px;font-size:clamp(2.7rem,5vw,4.65rem);font-weight:650;letter-spacing:0;line-height:1.12}.hero-description{max-width:470px;color:var(--muted);font-size:1rem}.hero-actions{display:flex;align-items:center;gap:20px;margin-top:30px}.primary-action,.secondary-action{display:inline-flex;align-items:center;justify-content:center;gap:12px;border-radius:12px;background:var(--accent);color:#fff;font-size:.92rem;font-weight:550;text-decoration:none;box-shadow:0 7px 17px rgba(0,122,255,.18);transition:background .2s var(--ease),transform .2s var(--ease)}.primary-action{min-height:46px;padding:0 18px}.primary-action:hover,.secondary-action:hover{background:#0066d6;transform:translateY(-1px)}.text-action{color:var(--text);font-size:.9rem;font-weight:500;text-decoration:none}.text-action:hover{text-decoration:underline}
.bead-scene{position:relative;min-height:440px;border:1px solid rgba(255,255,255,.72);border-radius:14px;background:var(--surface);box-shadow:0 14px 42px rgba(0,0,0,.07);backdrop-filter:blur(16px) saturate(155%);overflow:hidden}.bead-art{position:absolute;top:54px;left:50%;display:grid;grid-template-columns:repeat(8,1fr);gap:5px;width:270px;padding:12px;transform:translateX(-50%) rotate(-7deg);background:rgba(255,255,255,.72);border:1px solid rgba(60,60,67,.12);border-radius:10px;box-shadow:0 18px 34px rgba(0,0,0,.1)}.b{aspect-ratio:1;border-radius:5px;box-shadow:inset 0 1px 1px rgba(255,255,255,.55),inset 0 -1px 1px rgba(0,0,0,.08)}.c1{background:#12243d}.c2{background:#1c5a89}.c3{background:#50a9d7}.c4{background:#b8e2ef}.c5{background:#f8eee1}.c6{background:#f4be63}.c7{background:#e87a5b}.c8{background:#fff}.scene-note{position:absolute;top:22px;left:24px;display:flex;align-items:center;gap:7px;color:var(--muted);font-size:.72rem;font-weight:550}.scene-note-dot{width:7px;height:7px;border-radius:50%;background:#34c759}.scene-card{position:absolute;display:flex;align-items:center;gap:7px;padding:8px 10px;border:1px solid rgba(60,60,67,.12);border-radius:9px;background:rgba(255,255,255,.82);box-shadow:0 5px 15px rgba(0,0,0,.07);font-size:.73rem;color:var(--muted)}.scene-card strong{margin-left:8px;color:var(--text);font-size:.78rem}.scene-card-a{bottom:38px;left:28px}.scene-card-b{right:24px;bottom:75px}.swatch{width:13px;height:13px;border-radius:50%;border:1px solid rgba(0,0,0,.08)}.swatch-a{background:#e87a5b}.swatch-b{background:#1c5a89}
.feature-section{padding:82px 5.5vw 96px;border-top:1px solid var(--border)}.section-heading{max-width:530px}.section-heading h2,.studio-banner h2{margin-top:10px;font-size:clamp(1.75rem,3vw,2.55rem);font-weight:620;line-height:1.22}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}.feature-grid article{min-height:194px;padding:20px;border:1px solid rgba(255,255,255,.65);border-radius:12px;background:var(--surface);box-shadow:0 5px 20px rgba(0,0,0,.035)}.feature-number{color:var(--accent);font-size:.75rem;font-weight:650}.feature-grid h3{margin:26px 0 7px;font-size:1rem;font-weight:600}.feature-grid p{color:var(--muted);font-size:.86rem}.studio-banner{display:flex;align-items:center;justify-content:space-between;gap:28px;margin:0 5.5vw 54px;padding:34px;border-top:1px solid rgba(60,60,67,.12);border-bottom:1px solid rgba(60,60,67,.12)}.studio-banner h2{max-width:610px;font-size:1.7rem}.secondary-action{flex-shrink:0;min-height:42px;padding:0 15px}footer{display:flex;justify-content:space-between;max-width:1240px;margin:auto;padding:20px 32px;border-top:1px solid rgba(60,60,67,.1);color:var(--muted);font-size:.75rem}
.login-button{display:inline-flex;align-items:center;text-decoration:none}.login-back{justify-self:end;color:var(--muted);font-size:.85rem;text-decoration:none}.login-back:hover{color:var(--text)}.login-main{min-height:calc(100dvh - 76px);display:grid;place-items:center;padding:32px}.login-panel{width:min(100%,400px);padding:30px;border:1px solid rgba(255,255,255,.72);border-radius:14px;background:var(--surface);box-shadow:0 14px 42px rgba(0,0,0,.07);backdrop-filter:blur(16px) saturate(155%)}.login-panel h1{margin:8px 0 25px;font-size:2rem;line-height:1.1}.login-panel form{display:grid;gap:8px}.login-panel label{font-size:.78rem;font-weight:550;color:var(--muted)}.login-panel input{width:100%;min-height:44px;padding:0 12px;border:1px solid var(--border);border-radius:10px;outline:none;background:rgba(255,255,255,.68);color:var(--text);font:400 .9rem var(--font)}.login-panel input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,122,255,.16)}.login-submit,.provider-button{min-height:44px;border-radius:10px;font:550 .88rem var(--font);cursor:pointer}.login-submit{margin-top:8px;border:0;background:var(--accent);color:#fff}.provider-button{width:100%;border:1px solid var(--border);background:rgba(255,255,255,.6);color:var(--text)}.login-divider{display:flex;align-items:center;gap:12px;margin:22px 0;color:var(--muted);font-size:.75rem}.login-divider::before,.login-divider::after{content:"";height:1px;flex:1;background:var(--border)}
@media(max-width:760px){.site-header{height:64px;padding:0 18px;grid-template-columns:1fr auto}.site-nav{display:none}main{padding:0 18px}.hero{min-height:calc(100dvh - 64px);grid-template-columns:1fr;gap:24px;padding:42px 0 58px}.hero h1{font-size:2.7rem}.hero-actions{align-items:flex-start;flex-direction:column;gap:14px}.bead-scene{min-height:330px}.bead-art{top:42px;width:214px}.scene-card-a{bottom:22px;left:18px}.scene-card-b{right:18px;bottom:55px}.feature-section{padding:58px 0}.feature-grid{grid-template-columns:1fr;gap:10px;margin-top:26px}.feature-grid article{min-height:auto}.feature-grid h3{margin-top:16px}.studio-banner{align-items:flex-start;flex-direction:column;margin:0 0 34px;padding:24px 0}.studio-banner h2{font-size:1.55rem}.login-main{min-height:calc(100dvh - 64px);padding:18px}.login-panel{padding:24px}footer{padding:18px;}}
@media(prefers-color-scheme:dark){:root{--bg:#1c1c1e;--surface:rgba(44,44,46,.74);--text:#f5f5f7;--muted:#a1a1a6;--border:rgba(235,235,245,.16);--accent:#0a84ff}body::after{background:linear-gradient(180deg,rgba(0,0,0,.2),rgba(0,0,0,.08) 48%,rgba(0,0,0,.2))}.login-button,.login-panel input,.provider-button{background:rgba(44,44,46,.72);border-color:rgba(235,235,245,.16);color:var(--text)}.login-button:hover{background:#2c2c2e}.bead-scene,.feature-grid article{border-color:rgba(255,255,255,.08)}.bead-art,.scene-card{background:rgba(44,44,46,.86);border-color:rgba(235,235,245,.14)}.scene-card strong{color:var(--text)}}