:root{--bg: #eef7ff;--bg-soft: #dcecff;--surface: rgba(245, 251, 255, .72);--surface-strong: rgba(244, 250, 255, .94);--text: #16324a;--muted: #5b7390;--line: rgba(22, 50, 74, .1);--primary: #67a8ff;--primary-dark: #4d8fe8;--accent: #7d6dff;--shadow: 0 30px 90px rgba(103, 168, 255, .22)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;font-family:Noto Sans KR,sans-serif;color:var(--text);background:radial-gradient(circle at top left,rgba(125,109,255,.16),transparent 26%),radial-gradient(circle at 85% 15%,rgba(103,168,255,.24),transparent 24%),radial-gradient(circle at 75% 75%,rgba(255,255,255,.4),transparent 18%),linear-gradient(135deg,var(--bg),var(--bg-soft))}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(31,27,24,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(31,27,24,.03) 1px,transparent 1px);background-size:36px 36px;pointer-events:none}a{color:inherit}#app{min-height:100vh}.page-shell{position:relative;width:min(1180px,calc(100% - 32px));margin:0 auto;padding:28px 0 72px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:28px;padding:16px 18px;border:1px solid var(--line);border-radius:24px;background:#f4faff94;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 10px 40px #67a8ff1f;animation:rise-in .7s ease-out both}.brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none}.brand-mark{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;color:#fff;font-family:Space Grotesk,sans-serif;font-weight:700;background:linear-gradient(135deg,var(--primary),#8dd4ff);box-shadow:0 14px 30px #67a8ff4d}.brand-copy{display:flex;flex-direction:column;gap:2px}.brand-copy strong,.brand-copy small{display:block}.brand-copy strong{font-family:Space Grotesk,sans-serif;font-size:1rem}.brand-copy small{color:var(--muted);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase}.topbar-nav{display:flex;align-items:center;gap:18px}.topbar-nav a{text-decoration:none;color:var(--muted);font-weight:600}.hero-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(360px,430px);gap:20px;align-items:stretch}.hero-copy-block{padding:52px;border:1px solid var(--line);border-radius:34px;background:var(--surface);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--shadow);animation:rise-in .7s ease-out both}.eyebrow,.card-label,.auth-kicker{margin:0 0 12px;font-family:Space Grotesk,sans-serif;font-size:.82rem;letter-spacing:.18em;text-transform:uppercase;color:var(--primary)}h1,h2{margin:0;font-family:Space Grotesk,sans-serif;letter-spacing:-.04em}h1{font-size:clamp(3rem,7vw,5.9rem);line-height:.93}.hero-copy{max-width:640px;margin:24px 0 0;font-size:1.05rem;line-height:1.8;color:var(--muted)}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.hero-actions a{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:999px;text-decoration:none;font-weight:700;transition:transform .18s ease,background-color .18s ease,color .18s ease}.hero-actions a:hover{transform:translateY(-2px)}.primary-link{color:#fff;background:linear-gradient(135deg,var(--primary),#87c7ff)}.primary-link:hover{background:var(--primary-dark)}.secondary-link{color:var(--text);border:1px solid var(--line);background:#ffffff94}.highlight-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:34px 0 0;padding:0;list-style:none}.highlight-strip li{padding:18px;border:1px solid var(--line);border-radius:20px;background:#f2f9ffc2}.highlight-strip strong,.highlight-strip span{display:block}.highlight-strip strong{font-family:Space 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16px;border-radius:999px;background:transparent;color:var(--muted);font-weight:700;cursor:pointer}.toggle-chip.active{color:#fff;background:linear-gradient(135deg,#72b3ff,#8b7dff)}.auth-card{position:relative;z-index:1;padding:26px;border-radius:28px;background:var(--surface-strong);border:1px solid rgba(22,50,74,.08)}.auth-copy{margin:12px 0 0;color:var(--muted);line-height:1.7}.auth-form{margin-top:22px}.field{display:block;margin-bottom:14px}.field span{display:block;margin-bottom:8px;font-size:.94rem;font-weight:700}.field input{width:100%;min-height:52px;padding:0 16px;border:1px solid rgba(22,50,74,.12);border-radius:16px;background:#ffffffe6;color:var(--text);font:inherit}.field input:focus{outline:2px solid rgba(103,168,255,.24);border-color:#67a8ff5c}.status-banner{margin:18px 0 0;padding:14px 16px;border-radius:16px;font-size:.95rem;line-height:1.6}.status-banner.success{color:#16695b;background:#d9f7ede6}.status-banner.error{color:#9c2e51;background:#ffe4eef0}.auth-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:8px 0 18px}.text-button,.meta-copy{color:var(--accent);font-weight:700}.text-button{border:0;padding:0;background:transparent;cursor:pointer}.meta-copy{font-size:.88rem;text-align:right;line-height:1.5}.checkbox-row{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:.93rem}.submit-button{width:100%;min-height:54px;border-radius:18px;font:inherit;font-weight:800;cursor:pointer}.submit-button{border:0;color:#fff;background:linear-gradient(135deg,var(--primary),#8fbcff);box-shadow:0 18px 34px #67a8ff47}.submit-button:disabled{cursor:wait;opacity:.72}.user-summary{display:grid;gap:12px;margin:20px 0 18px}.user-summary>div{padding:16px;border:1px solid var(--line);border-radius:18px;background:#ffffff9e}.summary-label,.user-summary strong{display:block}.summary-label{margin-bottom:6px;color:var(--muted);font-size:.85rem;letter-spacing:.08em;text-transform:uppercase}.user-summary strong{word-break:break-word}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:20px}.feature-card,.cta-banner{padding:28px;border:1px solid var(--line);border-radius:24px;background:#f2f9ffc7;box-shadow:var(--shadow);animation:rise-in .7s ease-out both}.feature-card:nth-child(2){animation-delay:.12s}.feature-card:nth-child(3){animation-delay:.22s}.feature-card h2,.cta-banner h2{font-size:1.6rem;margin-bottom:14px}.feature-card p:last-child,.cta-banner p:last-child{margin:0;line-height:1.7;color:var(--muted)}.cta-banner{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,420px);gap:18px;align-items:center;margin-top:18px;background:linear-gradient(135deg,#e7f4fff0,#f0f1ffe0)}@keyframes rise-in{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@media(max-width:900px){.hero-layout,.feature-grid,.highlight-strip,.cta-banner{grid-template-columns:1fr}.topbar{flex-direction:column;align-items:flex-start}}@media(max-width:640px){.page-shell{width:min(100% - 20px,1120px);padding:24px 0 36px}.hero-copy-block,.feature-card,.cta-banner,.auth-panel,.auth-card{padding:24px;border-radius:24px}.hero-copy{font-size:.98rem}.topbar-nav,.auth-panel-header,.auth-meta{grid-template-columns:1fr;flex-direction:column;align-items:stretch}.topbar-nav{width:100%;gap:10px}}