:root{color-scheme:light;--background:#fafafa;--surface:#ffffff;--surface-light:#fff7ed;--text:#1c1917;--muted:#78716c;--primary:#f97316;--primary-dark:#ea580c;--primary-soft:#ffedd5;--border:#e7e5e4}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top right,rgba(249,115,22,.12),transparent 28rem),var(--background);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.container{margin:0 auto;max-width:1120px;padding:32px 20px 64px}.nav{align-items:center;background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);display:flex;justify-content:space-between;gap:16px;padding:20px;position:-webkit-sticky;position:sticky;top:0;z-index:10}.nav-links{display:flex;gap:14px;color:var(--muted)}.nav-links a:hover{color:var(--primary)}.brand{color:var(--primary-dark);font-size:20px;font-weight:800}.hero{padding:72px 0}.hero h1{font-size:clamp(42px,7vw,76px);line-height:.96;margin:0 0 20px;max-width:880px}.hero p{color:var(--muted);font-size:20px;line-height:1.6;max-width:720px}.grid{display:grid;grid-gap:20px;gap:20px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.card{background:var(--surface);border:1px solid var(--border);border-radius:24px;padding:24px;box-shadow:0 12px 40px rgba(249,115,22,.08);transition:transform .15s ease,box-shadow .15s ease}.card:hover{box-shadow:0 16px 48px rgba(249,115,22,.14);transform:translateY(-2px)}.card-cover{align-items:center;background:linear-gradient(135deg,#fb923c,#f97316);border-radius:18px;color:white;display:flex;font-weight:800;height:156px;justify-content:center;margin-bottom:18px}.card-cover.light{background:linear-gradient(135deg,#fff7ed,#fed7aa)}.badge,.card-cover.light{color:var(--primary-dark)}.badge{background:var(--primary-soft);border-radius:999px;display:inline-flex;font-size:13px;font-weight:700;padding:4px 10px}.muted{color:var(--muted)}.button{background:var(--primary);border:0;border-radius:999px;color:white;cursor:pointer;display:inline-flex;font-weight:800;justify-content:center;padding:12px 18px}.button:hover{background:var(--primary-dark)}.button.secondary{background:white;border:1px solid var(--border);color:var(--text)}.button.secondary:hover{border-color:var(--primary);color:var(--primary-dark)}.stack{display:grid;grid-gap:16px;gap:16px}.form-field{display:grid;grid-gap:8px;gap:8px}.input,.select,.textarea{background:white;border:1px solid var(--border);border-radius:14px;color:var(--text);padding:12px 14px;width:100%}.input:focus,.select:focus,.textarea:focus{border-color:var(--primary);outline:none}.textarea{min-height:160px;resize:vertical}.progress{background:#f5f5f4;border-radius:999px;height:12px;overflow:hidden}.preview-bar,.progress-bar{background:var(--primary);height:100%;transition:width .2s ease}.preview-panel{max-width:960px}.preview-video{background:#111;border-radius:16px;display:block;max-height:70vh;width:100%}.page-header{display:grid;grid-gap:8px;gap:8px;margin-bottom:28px}.page-header h1{margin:0}.breadcrumb{color:var(--muted);display:flex;gap:8px}.breadcrumb a{color:var(--primary-dark)}.param-grid{display:grid;grid-gap:8px;gap:8px;grid-template-columns:repeat(2,minmax(0,1fr))}.param-item{background:var(--surface-light);border-radius:12px;padding:10px 12px}.param-item span{color:var(--muted);display:block;font-size:12px}.param-item strong{font-size:14px}.error-text{color:#dc2626}.create-section{background:white;border:1px solid var(--border);border-radius:20px;padding:22px 24px}.create-step-label{align-items:center;display:flex;font-size:17px;font-weight:700;gap:10px;margin-bottom:12px}.create-step-num{align-items:center;background:var(--primary);border-radius:50%;color:white;display:inline-flex;font-size:13px;font-weight:800;height:26px;justify-content:center;width:26px;flex-shrink:0}.home-hero{background:radial-gradient(circle at 80% 20%,rgba(249,115,22,.18),transparent 32rem),linear-gradient(180deg,#fff7ed 0,var(--background) 100%);border-bottom:1px solid var(--border);padding:48px 0 72px}.home-hero-inner{align-items:center;display:grid;grid-gap:40px;gap:40px;grid-template-columns:1.1fr .9fr}.home-eyebrow{color:var(--primary-dark);font-size:14px;font-weight:700;letter-spacing:.04em;margin:0 0 16px}.home-hero-copy h1{font-size:clamp(36px,6vw,64px);line-height:1.02;margin:0 0 20px}.home-hero-title{display:grid;grid-gap:10px;gap:10px;letter-spacing:-.03em;margin:0 0 22px}.home-hero-line{color:#292524;display:block;font-size:clamp(38px,5.8vw,56px);font-weight:800;line-height:1.15}.home-hero-line-main{font-size:clamp(28px,4.6vw,46px);line-height:1.2;white-space:nowrap}.home-hero-highlight{background:linear-gradient(120deg,#fb923c,#f97316 45%,#ea580c);-webkit-background-clip:text;background-clip:text;color:transparent;display:inline-block;filter:drop-shadow(0 2px 10px rgba(249,115,22,.22));margin-right:.12em}.home-hero-warm{color:var(--primary-dark);margin-right:.08em}.home-hero-tail{color:#292524}.home-lead{color:var(--muted);font-size:18px;line-height:1.7;margin:0;max-width:560px}.home-actions{gap:12px;margin-top:28px}.home-actions,.home-stats{display:flex;flex-wrap:wrap}.home-stats{gap:28px;margin-top:36px}.home-stats strong{display:block;font-size:28px}.home-stats span{font-size:13px}.home-hero-panel{display:grid;grid-gap:16px;gap:16px}.home-panel-card{background:white;border:1px solid var(--border);border-radius:24px;box-shadow:0 16px 40px rgba(249,115,22,.1);padding:24px}.home-panel-card.accent{background:linear-gradient(135deg,#fb923c,#f97316);border-color:transparent;color:white}.home-panel-card.accent .muted{color:rgba(255,255,255,.88)}.home-panel-tag{background:var(--primary-soft);border-radius:999px;color:var(--primary-dark);display:inline-block;font-size:12px;font-weight:700;margin-bottom:12px;padding:4px 10px}.home-panel-card.accent .home-panel-tag{background:rgba(255,255,255,.18);color:white}.home-categories,.home-steps{padding-bottom:64px;padding-top:56px}.home-categories h2,.home-steps h2{margin:0 0 24px}.home-steps-grid{display:grid;grid-gap:20px;gap:20px;grid-template-columns:repeat(3,minmax(0,1fr))}.home-step{position:relative}.home-step-num{align-items:center;background:var(--primary-soft);border-radius:12px;color:var(--primary-dark);display:inline-flex;font-size:18px;font-weight:800;height:40px;justify-content:center;margin-bottom:12px;width:40px}.home-section-head{align-items:end;display:flex;justify-content:space-between;gap:16px;margin-bottom:24px}.home-category .button{margin-top:16px}.nav-login{color:var(--primary-dark);font-weight:700}.nav-user{align-items:center;display:flex;gap:10px}.nav-logout,.nav-user-name{font-size:14px}.nav-logout{background:none;border:none;color:var(--muted);cursor:pointer;padding:0}.nav-logout:hover{color:var(--primary-dark)}.auth-page{align-items:center;display:flex;justify-content:center;min-height:calc(100vh - 80px)}.auth-card{background:white;border:1px solid var(--border);border-radius:24px;box-shadow:0 20px 60px rgba(249,115,22,.1);max-width:420px;padding:32px;width:100%}.auth-eyebrow{font-size:13px}.auth-card h1,.auth-eyebrow{margin:0 0 8px}.auth-card .form{display:grid;grid-gap:16px;gap:16px;margin-top:24px}.field-label{color:var(--muted);display:block;font-size:13px;margin-bottom:6px}.auth-footer{font-size:13px;margin:20px 0 0}.auth-footer a{color:var(--primary-dark);margin-left:8px}.captcha-row{align-items:stretch;display:flex;gap:10px}.captcha-input{flex:1 1;min-width:0}.captcha-image-btn{background:white;border:1px solid var(--border);border-radius:14px;cursor:pointer;flex-shrink:0;overflow:hidden;padding:0;width:120px}.captcha-image-btn:hover{border-color:var(--primary)}.captcha-image{display:block;height:44px;object-fit:cover;width:120px}.captcha-placeholder{align-items:center;color:var(--muted);display:flex;font-size:12px;height:44px;justify-content:center;width:120px}@media (max-width:900px){.home-hero-inner,.home-steps-grid{grid-template-columns:1fr}}