:root{--paper: #f2eee5;--paper-strong: #ebe5da;--panel: rgba(255, 255, 255, .74);--panel-strong: rgba(255, 255, 255, .9);--ink: #121110;--ink-soft: #24211d;--text: #1b1a18;--text-muted: #666057;--text-faint: #938d84;--line: rgba(18, 17, 16, .1);--line-strong: rgba(18, 17, 16, .16);--shadow-sm: 0 14px 30px rgba(18, 17, 16, .06);--shadow-md: 0 28px 80px rgba(18, 17, 16, .1);--radius-sm: 18px;--radius-md: 28px;--radius-lg: 38px;--radius-pill: 999px;--ease: .22s cubic-bezier(.22, .8, .24, 1);--font: "Manrope", "Segoe UI", sans-serif;--font-display-zh: var(--font-cjk-display, "Songti SC", "STSong", "SimSun", serif);--accent: #f4cb11;--accent-strong: #f0c000}*,*:before,*:after{box-sizing:border-box}html{background:#ece7dd;scroll-behavior:smooth}body{margin:0;min-height:100vh;font-family:var(--font);color:var(--text);background:radial-gradient(circle at top left,rgba(255,255,255,.92),transparent 28%),linear-gradient(180deg,#f1ede4,#e9e2d7);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body.auth-modal-open{overflow:hidden}body:before{content:"";position:fixed;inset:0;pointer-events:none;background-image:radial-gradient(rgba(18,17,16,.06) 1px,transparent 1px);background-size:28px 28px;opacity:.22}a,button,input{font:inherit}button{border:0;background:none;cursor:pointer}input::placeholder{color:#b3aa9e}img{display:block;max-width:100%}::selection{background:#1211101f}.landing-shell{min-height:100vh}.landing-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:22px clamp(24px,4vw,48px);background:#f1ece3db;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.brand-wrap{display:flex;align-items:center;gap:14px}.brand-mark{position:relative;display:grid;place-items:center;width:46px;height:46px;border-radius:15px;background:radial-gradient(circle at 30% 30%,rgba(255,255,255,.18),transparent 42%),linear-gradient(145deg,#151515,#050505)}.brand-orb,.brand-grid{position:absolute}.brand-orb{width:14px;height:14px;border-radius:50%;background:#f7f3eb;box-shadow:0 0 0 6px #f7f3eb1f}.brand-grid{inset:8px;border-radius:12px;border:1px solid rgba(255,255,255,.1)}.brand-grid:before,.brand-grid:after{content:"";position:absolute;background:#ffffff1f}.brand-grid:before{inset:50% 8px auto;height:1px}.brand-grid:after{inset:8px auto 8px 50%;width:1px}.brand-copy{display:grid;gap:4px}.eyebrow,.auth-kicker{font-size:11px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--text-faint)}.brand-wordmark{display:inline-flex;align-items:center;gap:0;font-family:var(--font);font-size:26px;font-weight:800;line-height:1;letter-spacing:-.045em;color:var(--ink)}.brand-wordmark--header{font-size:clamp(18px,1.5vw,24px)}.brand-wordmark--modal{font-size:.6em}.brand-wordmark-trail{padding-right:0}.brand-wordmark-frame{margin-left:.01em;font-style:normal;transform:none}.landing-nav{display:flex;align-items:center;gap:28px}.landing-nav a{color:var(--text-muted);text-decoration:none;font-size:14px;font-weight:500;transition:color var(--ease),transform var(--ease)}.landing-nav a:hover{color:var(--ink);transform:translateY(-1px)}.header-actions{display:flex;align-items:center;gap:12px}.locale-toggle{display:inline-flex;align-items:center;gap:10px;min-height:42px;padding:0 14px;border:1px solid rgba(18,17,16,.1);border-radius:var(--radius-pill);background:#ffffff8f;color:var(--ink);box-shadow:inset 0 1px #fff9,0 10px 24px #1211100d;transition:transform var(--ease),background var(--ease),border-color var(--ease),box-shadow var(--ease)}.locale-toggle:hover{transform:translateY(-1px);background:#ffffffb8;border-color:#12111029}.locale-toggle-options{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.locale-toggle-option,.locale-toggle-divider{color:var(--text-faint);transition:color var(--ease)}html[data-locale=zh] .locale-toggle-option[data-locale-option=zh],html[data-locale=en] .locale-toggle-option[data-locale-option=en]{color:var(--ink)}.header-auth-link{min-height:46px;padding:0 8px;color:var(--ink);font-size:15px;font-weight:700;transition:color var(--ease),transform var(--ease)}.header-auth-link:hover{color:#000;transform:translateY(-1px)}.primary-link,.secondary-link{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:var(--radius-pill);text-decoration:none;transition:transform var(--ease),background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease)}.primary-link{min-height:50px;padding:0 22px;background:#111;color:#f4efe6;box-shadow:0 14px 34px #11111129}.primary-link-start{min-height:42px;padding:0 16px;font-size:14px;box-shadow:0 8px 18px #1111111f}.secondary-link{min-height:50px;padding:0 22px;border:1px solid var(--line-strong);color:var(--ink);background:#ffffff8f}.primary-link:hover,.secondary-link:hover{transform:translateY(-2px)}.landing-main,.landing-footer{width:min(1260px,calc(100vw - 76px));margin:0 auto}.landing-main{padding:42px 0 40px}.hero-grid{display:grid;grid-template-columns:minmax(560px,1.12fr) minmax(380px,.88fr);gap:clamp(36px,5vw,72px);align-items:center;min-height:max(680px,calc(100vh - 180px))}.hero-copy{max-width:720px;display:grid;justify-items:start;gap:18px;padding:10px 0 24px}.hero-title{margin:0;max-width:none;display:grid;gap:10px;font-size:clamp(34px,4.6vw,64px);font-weight:700;line-height:1.06;letter-spacing:-.05em;color:var(--ink)}html[data-locale=zh] .hero-title,html[data-locale=zh] .section-heading h2,html[data-locale=zh] .workflow-header h2{font-family:var(--font-display-zh);font-weight:400;letter-spacing:-.035em}.hero-title-line{display:block;white-space:nowrap}.hero-title-line-accent{background:linear-gradient(90deg,#f19b34,#f5c018 58%,#f2cc29);-webkit-background-clip:text;color:transparent}.hero-lead{max-width:28ch;margin:0;font-size:18px;line-height:1.8;color:var(--text-muted)}.hero-note{display:grid;grid-template-columns:auto 1fr;gap:12px;width:min(100%,560px);padding:16px 18px;border:1px solid rgba(18,17,16,.08);border-radius:22px;background:linear-gradient(180deg,#ffffffb3,#f8f3e9c2),radial-gradient(circle at right top,rgba(244,203,17,.1),transparent 42%);box-shadow:0 12px 26px #1211100d}.hero-note-chip{display:inline-flex;align-items:center;align-self:start;min-height:28px;padding:0 12px;border-radius:999px;background:#121110eb;color:#f4efe6;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.hero-note p{margin:0;color:var(--text-muted);font-size:14px;line-height:1.75}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:2px}.hero-meta{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:4px;color:var(--text-faint);font-size:12px;font-weight:600;letter-spacing:.04em}.hero-meta span{display:inline-flex;align-items:center;gap:8px}.hero-meta span:before{content:"";width:5px;height:5px;border-radius:50%;background:#1211105c}.hero-proof{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:2px}.hero-proof-avatars{display:flex;align-items:center}.proof-avatar{width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;margin-left:-8px;border:3px solid rgba(241,236,227,.94);border-radius:50%;color:#fff;font-size:13px;font-weight:800;box-shadow:0 8px 18px #12111014}.proof-avatar:first-child{margin-left:0}.proof-avatar-a{background:linear-gradient(135deg,#c88751,#e0b27c)}.proof-avatar-b{background:linear-gradient(135deg,#e8a63d,#f3c45f)}.proof-avatar-c{background:linear-gradient(135deg,#6a8fc8,#8bb8ea)}.hero-proof p{margin:0;color:var(--text-muted);font-size:15px;font-weight:700}.hero-demo{display:grid;gap:22px}.demo-stage,.demo-card{border:1px solid rgba(18,17,16,.08);background:linear-gradient(180deg,#ffffffc2,#f7f3ece0),linear-gradient(135deg,rgba(18,17,16,.03),transparent 42%);box-shadow:var(--shadow-sm)}.demo-stage{padding:20px;border-radius:28px}.demo-stage-head{display:flex;align-items:center;justify-content:flex-start;gap:14px;margin-bottom:14px}.demo-chip{display:inline-flex;align-items:center;min-height:30px;padding:0 12px;border-radius:var(--radius-pill);background:#ffffffb8;border:1px solid rgba(18,17,16,.08);color:var(--ink);font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase}.demo-chip.ghost{color:var(--text-faint)}.demo-placeholder{min-height:410px;display:grid;align-content:start;gap:16px;padding:20px;border-radius:26px;border:1px solid rgba(18,17,16,.08);background:radial-gradient(circle at 18% 22%,rgba(255,255,255,.3),transparent 20%),radial-gradient(circle at 82% 76%,rgba(18,17,16,.08),transparent 22%),linear-gradient(180deg,#f8f5f0f5,#efe9e0f5);overflow:hidden}.demo-route-pill,.demo-toolbar span{display:inline-flex;align-items:center;min-height:32px;padding:0 13px;border-radius:var(--radius-pill);border:1px solid rgba(18,17,16,.08);background:#ffffffad;color:var(--ink-soft);font-size:11px;font-weight:600;letter-spacing:.06em}.demo-route-pill{justify-self:start}.demo-screen{position:relative;min-height:292px;border-radius:24px;border:1px solid rgba(18,17,16,.08);background:radial-gradient(circle at top left,rgba(255,255,255,.26),transparent 28%),linear-gradient(145deg,#d9ebddeb,#d3e7f1f0);box-shadow:inset 0 1px #ffffff8f;overflow:hidden}.demo-overlay-card{position:absolute;top:18px;left:18px;z-index:2;width:min(188px,calc(100% - 36px));padding:16px;border-radius:20px;border:1px solid rgba(18,17,16,.08);background:#faf7f1c2;box-shadow:0 12px 24px #12111012;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.demo-kicker{display:inline-flex;margin-bottom:10px;color:var(--text-faint);font-size:10px;font-weight:700;letter-spacing:.12em;text-transform:uppercase}.demo-overlay-card strong{display:block;color:var(--ink);font-size:20px;font-weight:700;line-height:1.1;letter-spacing:-.05em}.demo-map-art{position:absolute;inset:0}.map-blob{position:absolute;border-radius:999px;background:#ffffff57;filter:blur(.2px)}.map-blob-a{inset:48px auto auto 50%;width:210px;height:120px;transform:rotate(-24deg)}.map-blob-b{inset:auto auto 52px 40px;width:246px;height:146px;transform:rotate(14deg)}.map-blob-c{inset:98px 42px auto auto;width:156px;height:94px;transform:rotate(22deg)}.demo-track{position:absolute;right:56px;bottom:62px;left:132px;height:3px;border-radius:999px;background:linear-gradient(90deg,#1211101a,#12111042 48%,#1211101a);transform:rotate(-11deg);transform-origin:center}.demo-track:before{content:"";position:absolute;inset:-18px 0;border-top:1px dashed rgba(18,17,16,.1);border-bottom:1px dashed rgba(18,17,16,.06);opacity:.46}.demo-stop{position:absolute;top:50%;width:16px;height:16px;border-radius:50%;border:4px solid rgba(250,247,241,.88);background:#111;box-shadow:0 6px 14px #11111129;transform:translate(-50%,-50%)}.stop-a{left:6%}.stop-b{left:54%}.stop-c{left:96%}.demo-toolbar{display:flex;flex-wrap:wrap;gap:8px}.demo-card{padding:20px;border-radius:24px}.demo-card strong{display:block;margin-bottom:10px;font-size:15px;font-weight:700;color:var(--ink)}.demo-card p{margin:0;font-size:14px;line-height:1.65;color:var(--text-muted)}.features-section{margin-top:72px;scroll-margin-top:110px}.section-heading{max-width:1040px}.section-heading h2{max-width:18ch;margin:12px 0;font-size:clamp(28px,3.2vw,46px);font-weight:700;line-height:1.06;letter-spacing:-.05em;color:var(--ink)}.section-heading p{margin:0;max-width:42ch;color:var(--text-muted);font-size:16px;line-height:1.8}.features-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;margin-top:28px}.feature-card{min-height:272px;display:grid;align-content:start;gap:16px;padding:24px;border:2px solid #111;border-radius:30px;box-shadow:10px 10px #111;transition:transform var(--ease),box-shadow var(--ease)}.feature-card:hover{transform:translateY(-4px);box-shadow:14px 14px #111}.feature-card-a{background:#f0dde9}.feature-card-b{background:#f6ebcb}.feature-card-c{background:#d8e8f6}.feature-card-d{background:#dcefdc}.feature-card-a .feature-icon{color:#e4589b}.feature-card-b .feature-icon{color:#f0aa16}.feature-card-c .feature-icon{color:#4e84c4}.feature-card-d .feature-icon{color:#2b9b47}.feature-icon{width:62px;height:62px;display:inline-flex;align-items:center;justify-content:center;border:2px solid #111;border-radius:20px;background:#ffffffd6}.feature-card strong{margin:0;font-size:26px;font-weight:800;letter-spacing:-.04em;color:var(--ink)}.feature-card p{margin:0;color:var(--text-muted);font-size:15px;line-height:1.75}.workflow-section{margin-top:58px;scroll-margin-top:110px}.workflow-header{text-align:center}.workflow-eyebrow{display:inline-flex;align-items:center;gap:8px;color:#f0b518;font-size:18px;font-weight:800;letter-spacing:.04em}.workflow-header h2{margin:14px 0 12px;font-size:clamp(34px,4vw,58px);font-weight:700;line-height:.98;letter-spacing:-.06em;color:var(--ink)}.workflow-header p{max-width:40ch;margin:0 auto;color:var(--text-muted);font-size:16px;line-height:1.8}.workflow-flow{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1fr);gap:20px;align-items:center;margin-top:40px}.workflow-card{position:relative;min-height:338px;display:grid;justify-items:center;align-content:center;gap:22px;padding:34px 28px;border:3px solid #111;border-radius:28px;box-shadow:12px 12px #111;text-align:center}.workflow-card-a{background:#efdcea}.workflow-card-b{background:#e3daf4}.workflow-card-c{background:#d6ecd8}.workflow-card-a .workflow-icon{color:#e4589b}.workflow-card-b .workflow-icon{color:#9c5cf2}.workflow-card-c .workflow-icon{color:#2b9b47}.workflow-card:before{content:attr(data-step);position:absolute;top:-18px;left:-12px;display:inline-flex;align-items:center;justify-content:center;width:54px;height:54px;border-radius:14px;background:#111;color:#f4efe6;font-size:18px;font-weight:800;letter-spacing:.08em;box-shadow:0 6px #1113;transform:rotate(-10deg)}.workflow-icon{width:98px;height:98px;display:inline-flex;align-items:center;justify-content:center;border:3px solid #111;border-radius:28px;background:#ffffffdb}.workflow-card strong{margin:0;font-size:28px;font-weight:800;letter-spacing:-.04em;color:var(--ink)}.workflow-card p{margin:0;max-width:18ch;color:var(--text-muted);font-size:15px;line-height:1.7}.workflow-connector{position:relative;width:116px;height:2px;background:#1211102e}.workflow-connector:before{content:"";position:absolute;inset:-1px 0 auto;border-top:2px dashed rgba(18,17,16,.18)}.workflow-connector span{position:absolute;top:50%;left:50%;display:inline-flex;align-items:center;justify-content:center;min-width:92px;min-height:44px;padding:0 14px;border:2px solid rgba(18,17,16,.08);border-radius:999px;background:#ffffffe0;color:var(--text-faint);font-size:13px;font-weight:700;transform:translate(-50%,-50%)}.site-footer{margin-top:clamp(72px,10vw,116px);padding-bottom:44px;border-top:4px solid #111;background:linear-gradient(180deg,#f2ede2fa,#e8e2d3fa);box-shadow:inset 0 1px #ffffffb3}.footer-rail{height:18px;background:linear-gradient(180deg,#ffffff7a,#fff0),repeating-linear-gradient(-58deg,rgba(18,17,16,.08) 0 2px,transparent 2px 8px);opacity:.62}.footer-shell{width:min(1260px,calc(100vw - 76px));margin:0 auto;padding-top:44px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(180px,.55fr) minmax(320px,.92fr);gap:clamp(28px,4vw,56px);align-items:start}.footer-brand{display:inline-flex;align-items:center;gap:14px;color:var(--ink);text-decoration:none}.footer-brand-column,.footer-links-column,.footer-contact-column{display:grid;align-content:start}.footer-brand-column{gap:18px}.footer-copy{max-width:30ch;margin:0;color:#7a7266;font-size:16px;line-height:1.7}.footer-meta{margin:6px 0 0;color:#9a9286;font-family:ui-monospace,SFMono-Regular,SF Mono,Consolas,monospace;font-size:13px;font-weight:700;letter-spacing:.03em}.footer-links-column{gap:18px}.footer-links-column h3,.footer-contact-column h3{display:grid;gap:14px;margin:0;color:var(--ink);font-size:15px;font-weight:800;letter-spacing:-.03em}.footer-links-column h3:after,.footer-contact-column h3:after{content:"";width:92px;height:3px;border-radius:999px;background:linear-gradient(90deg,#11111124,#1110)}.footer-link-list{display:grid;gap:12px}.footer-link-list a,.footer-link-muted{width:fit-content;color:#6f685d;text-decoration:none;font-size:15px;font-weight:700;line-height:1.4;transition:color var(--ease),transform var(--ease)}.footer-link-list a:hover,.footer-link-list a[aria-current=page]{color:var(--ink);transform:translate(2px)}.footer-link-muted{color:#a49c90;cursor:default}.footer-contact-column{gap:14px}.footer-contact-column p{max-width:none;white-space:nowrap;margin:0;color:#7a7266;font-size:14px;line-height:1.62}.footer-contact-card{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:14px;padding:14px 16px;border:3px solid #111;border-radius:16px;background:#ffffffb3;box-shadow:0 6px #1111111f;text-align:left;transition:transform var(--ease),box-shadow var(--ease),background var(--ease)}.footer-contact-card:hover{transform:translateY(-2px);box-shadow:0 9px #11111124}.footer-contact-card:focus-visible,.footer-link-list a:focus-visible,.footer-brand:focus-visible{outline:3px solid rgba(244,203,17,.6);outline-offset:4px}.footer-contact-icon{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(17,17,17,.2);border-radius:11px;background:#ffffffb3}.footer-contact-icon-email{color:#db4d4d;background:#f9e0e0e0}.footer-contact-copy{display:grid;gap:3px;min-width:0}.footer-contact-label{color:#9a9286;font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.footer-contact-copy strong{min-width:0;color:var(--ink);font-size:15px;font-weight:800;line-height:1.25;letter-spacing:-.03em;overflow-wrap:anywhere}.footer-copy-chip{min-width:52px;min-height:34px;display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(17,17,17,.18);border-radius:10px;background:#ffffffb8;color:#8d867b;font-size:12px;font-weight:800;transition:background var(--ease),color var(--ease),border-color var(--ease)}.footer-contact-card[data-copy-state=success] .footer-copy-chip{background:#111;border-color:#111;color:#f5efe5}.footer-contact-card[data-copy-state=error] .footer-copy-chip{background:#e85c5c1f;border-color:#e85c5c4d;color:#b34f4f}.landing-footer{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:0 0 26px;color:var(--text-faint);font-size:12px;letter-spacing:.08em;text-transform:uppercase}.landing-footer a{color:inherit;text-decoration:none}.auth-modal{position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:24px}.auth-modal[hidden]{display:none}.auth-modal-backdrop{position:absolute;inset:0;background:#201c1647;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.auth-dialog{position:relative;z-index:1;width:min(100%,492px);max-height:min(calc(100vh - 36px),820px);padding:26px 28px 24px;border-radius:38px;border:1px solid rgba(18,17,16,.12);background:radial-gradient(circle at top right,rgba(244,203,17,.14),transparent 28%),linear-gradient(180deg,#f6f1e3,#efe8d9);box-shadow:0 34px 90px #1211103d;overflow:auto}.auth-close{position:absolute;top:16px;right:16px;width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;color:#12111066;transition:background var(--ease),color var(--ease),transform var(--ease)}.auth-close:hover{background:#ffffffa6;color:var(--ink);transform:rotate(90deg)}.auth-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;width:min(100%,360px);margin:0 auto;padding:6px;border-radius:999px;border:1px solid rgba(18,17,16,.08);background:#e2ded5e6;box-shadow:inset 0 1px #ffffffb3}.auth-tab{min-height:48px;border-radius:999px;color:#12111057;font-size:17px;font-weight:800;transition:color var(--ease),background var(--ease),box-shadow var(--ease),transform var(--ease)}.auth-tab:hover{color:var(--ink)}.auth-tab.active{background:#ffffffb8;color:var(--ink);box-shadow:inset 0 0 0 1px #12111014,0 8px 20px #12111014}.auth-brand-block{display:grid;justify-items:center;gap:10px;max-width:280px;margin:0 auto;padding:24px 0 16px;text-align:center}.auth-kicker{margin:0}.auth-title{display:block;margin:0;color:var(--ink);font-size:clamp(24px,2.4vw,34px);font-weight:800;line-height:1.08;letter-spacing:-.05em}.auth-brand-name{display:none}.auth-subtitle{max-width:24ch;margin:0;color:var(--text-muted);font-size:14px;line-height:1.45}.auth-form{display:grid;gap:16px}.auth-field{display:grid;gap:10px}.auth-field-label{color:var(--text-muted);font-size:14px;font-weight:700}.auth-input{width:100%;min-height:62px;padding:0 22px;border:1px solid rgba(18,17,16,.1);border-radius:20px;background:#ffffffb3;color:var(--ink);font-size:17px;font-weight:700;outline:none;box-shadow:inset 0 1px #ffffffe0;transition:border-color var(--ease),box-shadow var(--ease),background var(--ease)}.auth-input:focus{border-color:#12111038;background:#ffffffd1;box-shadow:inset 0 1px #fffffff0,0 0 0 4px #f4cb111f}.auth-form-meta{display:flex;align-items:center;justify-content:flex-end;gap:16px;margin-top:-4px}.auth-form-meta[hidden]{display:none}.auth-meta-hint,.auth-forgot{color:var(--text-faint);font-size:13px;font-weight:700}.auth-forgot{padding:0;transition:color var(--ease)}.auth-forgot:hover{color:var(--ink)}.auth-submit,.auth-github{width:100%;min-height:62px;border-radius:20px;font-size:17px;font-weight:800;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease)}.auth-submit{margin-top:4px;background:linear-gradient(180deg,#f9d20f,var(--accent-strong));color:var(--ink);box-shadow:inset 0 -4px #cfa30038,0 18px 34px #f0c00029}.auth-submit:hover,.auth-github:hover{transform:translateY(-2px)}.auth-submit:disabled,.auth-github:disabled{opacity:.7;cursor:wait;transform:none}.auth-divider{display:flex;align-items:center;gap:18px;margin:16px 0 12px;color:var(--text-faint);font-size:13px;font-weight:800;letter-spacing:.08em}.auth-divider:before,.auth-divider:after{content:"";flex:1 1 auto;height:1px;background:#1211101f}.auth-github{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:1px solid rgba(18,17,16,.1);background:#ffffffb8;color:#121110bd;box-shadow:inset 0 1px #ffffffe6}.auth-status{margin:12px 0 0;text-align:center;font-size:14px;font-weight:700}.auth-status[data-kind=success]{color:#3c6f31}.auth-status[data-kind=error]{color:#a14f35}.auth-status[data-kind=info]{color:var(--text-muted)}@media(max-width:1180px){.landing-main,.landing-footer{width:calc(100vw - 40px)}.footer-shell{width:calc(100vw - 40px);grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.footer-brand-column{grid-column:1 / -1}.features-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.demo-placeholder{min-height:380px}.hero-grid{grid-template-columns:minmax(0,1fr) minmax(360px,.9fr);min-height:max(640px,calc(100vh - 190px))}.workflow-flow{grid-template-columns:1fr;gap:26px}.workflow-connector{display:none}}@media(max-width:980px){.hero-grid{grid-template-columns:1fr;min-height:auto}.hero-copy{max-width:720px;padding-top:0}}@media(max-width:860px){.landing-header{flex-wrap:wrap}.landing-nav{order:3;width:100%;overflow-x:auto;padding-bottom:2px}.header-actions{margin-left:auto;flex-wrap:wrap;justify-content:flex-end}.locale-toggle,.header-auth-link{min-height:42px}.landing-main,.landing-footer{width:calc(100vw - 28px)}.footer-shell{width:calc(100vw - 28px);grid-template-columns:1fr;gap:28px}.footer-brand-column{grid-column:auto}.hero-title{font-size:clamp(32px,8vw,48px);gap:8px}.workflow-section,.demo-stage,.demo-card,.feature-card,.workflow-card{border-radius:24px}.features-grid{grid-template-columns:1fr}.feature-card,.workflow-card{box-shadow:8px 8px #111}.feature-card strong,.workflow-card strong{font-size:24px}.workflow-card{min-height:280px;padding:28px 22px}.demo-placeholder{min-height:360px}.demo-stage-head{align-items:flex-start;flex-direction:column}.demo-track{right:36px;left:98px}}@media(max-width:640px){.landing-header{padding-left:16px;padding-right:16px}.landing-main,.landing-footer{width:calc(100vw - 20px)}.site-footer{margin-top:64px;padding-bottom:28px}.footer-shell{width:calc(100vw - 20px);padding-top:30px}.footer-brand{align-items:flex-start}.footer-copy,.footer-contact-column p{font-size:14px}.footer-contact-column p{white-space:normal}.footer-contact-card{grid-template-columns:auto minmax(0,1fr);row-gap:12px}.footer-copy-chip{grid-column:2;justify-self:start}.brand-wordmark--header{font-size:21px}.hero-title-line{white-space:normal}.hero-lead,.hero-note p,.hero-proof p,.demo-card p,.feature-card p,.workflow-card p{font-size:14px}.hero-note{grid-template-columns:1fr}.demo-route-pill,.demo-toolbar span{min-height:30px;padding:0 10px;font-size:11px}.demo-screen{min-height:260px}.demo-overlay-card{top:18px;left:18px;right:18px;width:auto;padding:18px}.demo-overlay-card strong{font-size:24px}.demo-track{right:28px;bottom:54px;left:72px}.landing-footer{flex-direction:column;align-items:flex-start;padding-bottom:20px}.auth-modal{padding:12px}.auth-dialog{width:min(100%,452px);padding:20px 18px 18px;border-radius:30px}.auth-close{top:10px;right:10px}.auth-tabs{width:100%;padding:6px}.auth-tab{min-height:48px;font-size:16px}.auth-brand-block{max-width:250px;padding:20px 0 14px}.auth-title{font-size:28px}.auth-subtitle{max-width:22ch;font-size:13px}.auth-input,.auth-submit,.auth-github{min-height:60px;font-size:16px}.auth-input{padding:0 20px;border-radius:20px}.auth-form-meta{align-items:flex-start;flex-direction:column}}
