:root{--auth-accent:#c85a3a;--auth-accent-hover:#b14e32;--auth-accent-muted:#c99a8a;--auth-input-bg:#e8ecf6;--auth-card-radius:12px;--auth-shadow:0 12px 40px rgba(45,45,45,.08)}.auth-page{flex:1;justify-content:center;padding:28px 20px 48px;box-sizing:border-box}.auth-page,.auth-page-inner{display:flex;flex-direction:column;align-items:center;width:100%}.auth-page-inner{max-width:420px}.auth-page-title{margin:0 0 8px;font-size:28px;font-weight:700;color:var(--dp-text,#2d2d2d);text-align:center;letter-spacing:-.02em}.auth-page-subtitle{margin:0 0 24px;font-size:15px;color:var(--dp-text-muted,#6b6b6b);text-align:center}.auth-card{width:100%;background:var(--dp-card-bg,#fff);border-radius:var(--auth-card-radius);box-shadow:var(--auth-shadow);border:1px solid var(--dp-border-soft,#f0eeea);padding:28px 28px 22px;box-sizing:border-box}.auth-card-brand{font-size:18px;font-weight:700;color:var(--dp-text,#2d2d2d);margin-bottom:6px}.auth-card-lead{margin:0 0 22px;font-size:14px;color:var(--dp-text-muted,#6b6b6b)}.auth-form{gap:18px}.auth-field,.auth-form{display:flex;flex-direction:column}.auth-field{gap:8px}.auth-label{font-size:14px;font-weight:600}.auth-input,.auth-label{color:var(--dp-text,#2d2d2d)}.auth-input{width:100%;border:none;border-radius:6px;padding:12px 14px;font-size:15px;background:var(--auth-input-bg);box-sizing:border-box;transition:box-shadow .2s}.auth-input::-moz-placeholder{color:#9a9aaa}.auth-input::placeholder{color:#9a9aaa}.auth-input:focus{outline:none;box-shadow:0 0 0 2px rgba(200,90,58,.25)}.auth-error{font-size:13px;color:#b23b53;margin:-6px 0 0}.auth-btn{margin-top:4px;width:100%;border:none;border-radius:8px;padding:14px 16px;font-size:16px;font-weight:600;color:#fff;background:var(--auth-accent);cursor:pointer;transition:background .2s,transform 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var(--dp-border,#e8e6e1);color:var(--dp-text-muted,#6b6b6b);box-shadow:0 1px 4px rgba(45,45,45,.04)}.landing-hero-title{margin:0 0 16px;font-size:clamp(30px,5vw,44px);line-height:1.15;font-weight:800;letter-spacing:-.03em;color:var(--dp-text,#2d2d2d)}.landing-hero-lead{margin:0 auto 28px;max-width:640px;font-size:17px;line-height:1.65;color:var(--dp-text-muted,#6b6b6b)}.landing-hero-hint{font-size:14px;color:var(--dp-text-muted,#6b6b6b)}.landing-hero-hint a{color:var(--dp-primary,#5c6b7a);font-weight:600;text-decoration:underline;text-underline-offset:3px}.landing-section{padding:56px 20px}.landing-section-alt{background:hsla(36,20%,95%,.65);border-top:1px solid var(--dp-border-soft,#f0eeea);border-bottom:1px solid var(--dp-border-soft,#f0eeea)}.landing-section-inner{max-width:1120px;margin:0 auto}.landing-section-head{text-align:center;margin-bottom:40px}.landing-section-kicker{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--dp-primary,#5c6b7a);margin:0 0 10px}.landing-section-title{margin:0;font-size:clamp(22px,3vw,28px);font-weight:700;color:var(--dp-text,#2d2d2d)}.landing-section-desc{margin:10px auto 0;max-width:560px;font-size:15px;line-height:1.6;color:var(--dp-text-muted,#6b6b6b)}.landing-feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}.landing-feature-card{padding:24px;border-radius:12px;background:var(--dp-card-bg,#fff);border:1px solid var(--dp-border,#e8e6e1);box-shadow:0 4px 20px rgba(45,45,45,.05);transition:transform .2s,box-shadow .2s}.landing-feature-card:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(45,45,45,.08)}.landing-feature-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;background:var(--dp-neutral,#f5f3f0);color:var(--dp-primary,#5c6b7a);margin-bottom:14px}.landing-feature-card h3{margin:0 0 8px;font-size:16px;font-weight:600}.landing-feature-card p{margin:0;font-size:14px;line-height:1.6;color:var(--dp-text-muted,#6b6b6b)}.landing-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;counter-reset:step}.landing-step{position:relative;padding:24px 24px 24px 56px;border-radius:12px;background:var(--dp-card-bg,#fff);border:1px solid var(--dp-border,#e8e6e1)}.landing-step:before{counter-increment:step;content:counter(step);position:absolute;left:20px;top:24px;width:28px;height:28px;border-radius:8px;background:var(--dp-primary,#5c6b7a);color:#fff;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center}.landing-step h3{margin:0 0 8px;font-size:16px;font-weight:600}.landing-step p{margin:0;font-size:14px;line-height:1.6;color:var(--dp-text-muted,#6b6b6b)}.landing-sync-panel{display:grid;gap:20px;padding:28px;border-radius:12px;background:linear-gradient(135deg,rgba(92,107,122,.06),rgba(200,90,58,.05));border:1px solid var(--dp-border,#e8e6e1)}.landing-sync-panel h3{margin:0 0 8px;font-size:18px}.landing-sync-panel li,.landing-sync-panel p{font-size:14px;line-height:1.65;color:var(--dp-text-muted,#6b6b6b)}.landing-sync-panel ul{margin:0;padding-left:20px}.landing-code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,monospace;font-size:12px;padding:10px 14px;border-radius:8px;background:rgba(45,45,45,.06);color:var(--dp-text,#2d2d2d);word-break:break-all}.landing-faq{max-width:720px;margin:0 auto;display:flex;flex-direction:column;gap:10px}.landing-faq details{border:1px solid var(--dp-border,#e8e6e1);border-radius:10px;background:var(--dp-card-bg,#fff);padding:0 16px}.landing-faq summary{cursor:pointer;padding:16px 0;font-size:15px;font-weight:600;list-style:none}.landing-faq summary::-webkit-details-marker{display:none}.landing-faq details[open] summary{border-bottom:1px solid var(--dp-border-soft,#f0eeea);margin-bottom:12px}.landing-faq p{margin:0 0 16px;font-size:14px;line-height:1.65;color:var(--dp-text-muted,#6b6b6b)}.landing-bottom-cta{text-align:center;padding:48px 20px 64px}.landing-bottom-cta p{margin:0;font-size:15px;color:var(--dp-text-muted,#6b6b6b)}.landing-bottom-cta a{color:var(--dp-primary,#5c6b7a);font-weight:600}@media (max-width:640px){.landing-hero-pro{padding-top:36px}}