:root{--brand-primary:#6366f1;--brand-primary-soft:#6366f11f;--brand-secondary:#8b5cf6;--brand-accent:#06b6d4;--brand-accent-soft:#06b6d424;--brand-pink:#ec4899;--brand-mint:#10b981;--bg-deep:#050714;--bg-night:#0a0e27;--bg-night-2:#0f1535;--bg-night-3:#161b3f;--text-primary:#f1f5ff;--text-secondary:#b4bbd9;--text-tertiary:#7d85a8;--text-muted:#50587a;--border-subtle:#ffffff0f;--border-soft:#ffffff1a;--border-strong:#ffffff2e;--white-03:#ffffff08;--white-025:#ffffff06;--white-04:#ffffff0a;--white-05:#ffffff0d;--white-06:#ffffff0f;--white-08:#ffffff14;--white-10:#ffffff1a;--white-12:#ffffff1f;--white-15:#ffffff26;--white-18:#ffffff2e;--white-20:#fff3;--white-25:#ffffff40;--white-30:#ffffff4d;--white-50:#ffffff80;--white-60:#fff9;--white-70:#ffffffb3;--white-85:#ffffffd9;--black-04:#0000000a;--black-10:#0000001a;--black-15:#00000026;--black-18:#0000002e;--black-25:#00000040;--black-30:#0000004d;--black-40:#0006;--grad-primary:linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06b6d4 100%);--grad-primary-soft:linear-gradient(135deg, #6366f12e 0%, #8b5cf624 50%, #06b6d42e 100%);--grad-text:linear-gradient(135deg, #a5b4fc 0%, #c4b5fd 50%, #67e8f9 100%);--grad-card:linear-gradient(145deg, #6366f10f 0%, #8b5cf608 50%, #06b6d40f 100%);--grad-border:linear-gradient(135deg, #6366f166 0%, #8b5cf64d 50%, #06b6d466 100%);--card-bg:#0f15358c;--card-bg-flat:#0f153580;--card-bg-glow:linear-gradient(160deg, #6366f126, #0f153580);--card-bg-glow-accent:linear-gradient(160deg, #06b6d426, #0f153580);--card-bg-glow-gold:linear-gradient(160deg, #f59e0b26, #0f153580);--card-bg-glow-pink:linear-gradient(160deg, #ec489926, #0f153580);--spark-bg:#0000002e;--bar-track-bg:#ffffff14;--auth-mask-top:#0507148c;--auth-mask-bot:#050714d9;--card-bg-deep:#0f1535b3;--glow-primary:0 0 60px #6366f159;--glow-accent:0 0 80px #06b6d44d;--glow-card:0 20px 60px #0a0e2780;--radius-sm:8px;--radius-md:14px;--radius-lg:20px;--radius-xl:28px;--radius-pill:999px;--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;--font-display:"SF Pro Display", -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif;--font-mono:"JetBrains Mono", "SF Mono", Consolas, Monaco, monospace;--ease-out:cubic-bezier(.16, 1, .3, 1);--ease-in-out:cubic-bezier(.65, 0, .35, 1);--container-max:1280px;--section-py:120px;--fs-hero:clamp(48px, 8vw, 96px);--fs-h1:clamp(36px, 5vw, 56px);--fs-h2:clamp(28px, 3.5vw, 40px);--fs-h3:clamp(22px, 2.4vw, 28px);--fs-body-lg:18px;--fs-body:16px;--fs-sm:14px;--fs-xs:12px;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}[data-theme=light]{--bg-deep:#f6f7fb;--bg-night:#fff;--bg-night-2:#fff;--bg-night-3:#f1f3f8;--text-primary:#0f172a;--text-secondary:#475569;--text-tertiary:#94a3b8;--text-muted:#cbd5e1;--border-subtle:#0f172a0f;--border-soft:#0f172a1a;--border-strong:#0f172a2e;--white-03:#0f172a08;--white-025:#0f172a06;--white-04:#0f172a0a;--white-05:#0f172a0d;--white-06:#0f172a0f;--white-08:#0f172a14;--white-10:#0f172a1a;--white-12:#0f172a1f;--white-15:#0f172a26;--white-18:#0f172a2e;--white-20:#0f172a33;--white-25:#0f172a40;--white-30:#0f172a4d;--white-50:#0f172a80;--white-60:#0f172a99;--white-70:#0f172ab3;--white-85:#0f172ad9;--black-04:#fff6;--black-10:#fff9;--black-15:#ffffffb3;--black-18:#ffffffbf;--black-25:#ffffffd9;--black-30:#ffffffe6;--black-40:#fffffff2;--grad-text:linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #0891b2 100%);--grad-card:linear-gradient(145deg, #6366f10a 0%, #8b5cf605 50%, #06b6d40a 100%);--card-bg:#ffffffd9;--card-bg-flat:#ffffffeb;--card-bg-glass:#ffffffb8;--card-bg-glass-strong:#ffffffd9;--card-bg-glow:linear-gradient(160deg, #6366f114, #ffffffeb);--card-bg-glow-accent:linear-gradient(160deg, #06b6d414, #ffffffeb);--card-bg-glow-gold:linear-gradient(160deg, #f59e0b14, #ffffffeb);--card-bg-glow-pink:linear-gradient(160deg, #ec489914, #ffffffeb);--spark-bg:#6366f10f;--bar-track-bg:#6366f11f;--primary-tag-bg:#10b98126;--primary-tag-color:#047857;--primary-tag-border:#10b98180;--delta-bg:#10b98126;--delta-color:#047857;--delta-border:#10b98180;--delta-down-bg:#ef44441f;--delta-down-color:#b91c1c;--delta-down-border:#ef444480;--level-pill-bg:#6366f11a;--level-pill-color:#4338ca;--level-pill-border:#6366f159;--tabs-bg:#6366f10f;--topbar-bg:#ffffffd9;--chip-active-bg:#6366f11f;--chip-active-color:#312e81;--chip-active-border:#6366f173;--cmt-bg:#06b6d41a;--card-bg-deep:#ffffffd9;--auth-mask-top:#ffffff59;--auth-mask-bot:#ffffff8c;--auth-shadow:0 20px 60px #0f172a14, 0 8px 24px #6366f11a;--field-focus-bg:#6366f114;--field-focus-ring:#6366f126;--glow-card:0 8px 24px #0f172a0f;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg-deep);color:var(--text-primary);font-family:var(--font-sans);font-size:var(--fs-body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;scroll-behavior:smooth;line-height:1.6;transition:background-color .3s,color .3s;overflow-x:hidden}body{background:radial-gradient(ellipse 80% 60% at 20% 0%, var(--brand-primary-soft), transparent 50%), radial-gradient(ellipse 60% 50% at 80% 100%, var(--brand-accent-soft), transparent 50%), var(--bg-deep);min-height:100vh;transition:background .3s}#app{width:100%;position:relative;overflow-x:hidden}a{color:inherit;text-decoration:none}button{cursor:pointer;color:inherit;background:0 0;border:none;font-family:inherit}img{max-width:100%;display:block}ul,ol{list-style:none}::selection{color:var(--text-primary);background:#6366f166}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:linear-gradient(180deg, var(--brand-primary), var(--brand-accent));border-radius:var(--radius-pill);background-clip:padding-box;border:2px solid #0000;transition:background .3s}::-webkit-scrollbar-thumb:hover{background:linear-gradient(180deg, var(--brand-primary-hover,var(--brand-primary)), var(--brand-accent));background-clip:padding-box}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 32px}.section{padding:var(--section-py) 0;position:relative}.section-eyebrow{background:var(--brand-primary-soft);border:1px solid var(--border-soft);border-radius:var(--radius-pill);font-size:var(--fs-sm);color:var(--text-secondary);letter-spacing:.5px;align-items:center;gap:8px;margin-bottom:20px;padding:6px 16px;font-weight:500;display:inline-flex}.section-eyebrow:before{content:"";background:var(--grad-primary);border-radius:50%;width:6px;height:6px;box-shadow:0 0 12px #6366f1cc}.section-title{font-size:var(--fs-h1);letter-spacing:-.02em;margin-bottom:20px;font-weight:700;line-height:1.15}.section-title .grad-text{background:var(--grad-text);color:#0000;-webkit-background-clip:text;background-clip:text}.section-subtitle{font-size:var(--fs-body-lg);color:var(--text-secondary);max-width:720px;line-height:1.7}.section-head{text-align:center;margin-bottom:80px}.section-head .section-subtitle{margin:0 auto}.gradient-border{background:var(--bg-night-2);border-radius:var(--radius-lg);position:relative}.gradient-border:before{content:"";border-radius:inherit;background:var(--grad-border);-webkit-mask-composite:xor;pointer-events:none;padding:1px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#fff 0 0),linear-gradient(#fff 0 0);-webkit-mask-position:0 0,0 0;-webkit-mask-size:auto,auto;-webkit-mask-repeat:repeat,repeat;-webkit-mask-clip:content-box,border-box;-webkit-mask-origin:content-box,border-box;-webkit-mask-composite:xor;mask-composite:exclude;-webkit-mask-source-type:auto,auto;mask-mode:match-source,match-source}.btn{font-size:var(--fs-body);border-radius:var(--radius-pill);transition:all .4s var(--ease-out);cursor:pointer;white-space:nowrap;justify-content:center;align-items:center;gap:8px;padding:14px 32px;font-weight:600;display:inline-flex;position:relative;overflow:hidden}.btn-primary{background:var(--grad-primary);color:#fff;box-shadow:0 8px 24px #6366f166}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px #6366f199}.btn-ghost{color:var(--text-primary);border:1px solid var(--border-strong);background:0 0}.btn-ghost:hover{border-color:var(--brand-primary);background:#ffffff0d}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes glow-pulse{0%,to{opacity:.6}50%{opacity:1}}@keyframes gradient-shift{0%{background-position:0%}50%{background-position:100%}to{background-position:0%}}@keyframes fade-in-up{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}.fade-in-up{animation:fade-in-up .8s var(--ease-out) both}@media (width<=768px){:root{--section-py:80px}.container{padding:0 20px}}:root{--van-primary-color:#6366f1;--van-background:#050714;--van-background-2:#0a0e27;--van-text-color:#f1f5ff;--van-text-color-2:#b4bbd9;--van-border-color:#ffffff1a}