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var(--font-head);color:var(--navy-700);margin:0}.rv-ready-sub{color:var(--muted);margin:0;font-size:14px}.rv-qr-frame{margin:8px auto}.rv-student-timer{color:var(--blue-600);font-variant-numeric:tabular-nums;margin:4px 0 0;font-weight:600}.rv-student-once{color:var(--muted);margin:8px 0 0;font-size:12.5px}@media (width<=560px){.rv-link-row{flex-direction:column}.rv-link-row .btn{width:100%}.rv-present-row{grid-template-columns:24px 1fr auto}.rv-present-time{display:none}.rv-toast-layer{max-width:none;top:8px;left:8px;right:8px}}.public-page{z-index:1;flex-direction:column;min-height:100vh;display:flex;position:relative;overflow-x:hidden}.public-shell{flex-direction:column;flex:1;gap:40px;width:100%;max-width:1040px;margin:0 auto;padding:40px 24px 32px;display:flex}.public-shell-narrow{max-width:820px}.public-masthead{display:flex}.brand-link{color:inherit;cursor:pointer;text-decoration:none}.public-masthead .brand-name,.public-masthead .app-title{color:#f4f9ff}.public-masthead .brand-tag{color:var(--gold-400)}.public-main,.public-shell>main{flex-direction:column;gap:44px;display:flex}.public-hero{text-align:center;flex-direction:column;gap:16px;max-width:720px;margin:0 auto;display:flex}.public-hero-title{font-family:var(--font-head);color:#f6faff;text-shadow:0 2px 18px #000f2073;margin:0;font-size:clamp(1.7rem,1.2rem + 2.4vw,2.6rem);font-weight:700;line-height:1.15}.public-hero-lead{color:#e4eef8f0;margin:0;font-size:1.08rem;line-height:1.6}.public-hero-body{color:#c9d8e8cc;margin:0;font-size:.98rem;line-height:1.65}.public-features{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);text-align:left;flex-direction:column;gap:12px;padding:26px 22px;display:flex;position:relative;overflow:hidden}.feature-card:before{content:"";background:linear-gradient(90deg, var(--navy-700) 0%, var(--blue-600) 45%, var(--gold-500) 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a:hover{color:var(--gold-500);text-decoration:underline}.public-footer-dot{color:#ffffff73}.public-footer-note{color:#c9d8e89e;max-width:620px;margin:0;font-size:.78rem;line-height:1.55}.legal-card{text-align:left;align-items:stretch;gap:22px;width:100%;max-width:none}.legal-head{flex-direction:column;align-items:flex-start;gap:6px;display:flex}.legal-title{font-family:var(--font-head);color:var(--navy-900);margin:0;font-size:1.7rem;font-weight:700}.legal-updated{letter-spacing:.02em;color:var(--gold-700);margin:0;font-size:.85rem;font-weight:600}.legal-body{color:var(--text);flex-direction:column;gap:14px;display:flex}.legal-body h2{font-family:var(--font-head);color:var(--navy-800);margin:10px 0 0;font-size:1.12rem;font-weight:600}.legal-body p{margin:0;font-size:.95rem;line-height:1.7}.legal-body ul{flex-direction:column;gap:6px;margin:0;padding-left:22px;display:flex}.legal-body li{font-size:.95rem;line-height:1.6}.legal-body a{color:var(--blue-600);word-break:break-word;text-decoration:none}.legal-body a:hover{text-decoration:underline}.legal-home{justify-content:flex-start;display:flex}@media (width<=820px){.public-features{grid-template-columns:1fr}}@media (width<=640px){.public-shell{gap:30px;padding:28px 18px 24px}.public-main,.public-shell>main{gap:32px}.card,.legal-card{padding:26px 20px}.legal-title{font-size:1.4rem}}