:root{--bg: #e6e6e1;--surface: #f1f1ec;--surface-tint: #dbdbd3;--ink: #22231e;--ink-2: #52534b;--muted: #74746b;--line: rgba(34, 35, 30, .14);--accent: #b73024;--accent-strong: #97221b;--accent-soft: rgba(183, 48, 36, .09);--accent-text: #9d271f;--on-accent: #f2ede4;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--space-7: 48px;--space-8: 64px;--radius-sm: 10px;--radius-md: 16px;--radius-lg: 24px;--shadow-sm: 0 1px 2px rgba(34, 35, 30, .05), 0 4px 12px rgba(34, 35, 30, .07);--shadow: 0 1px 2px rgba(34, 35, 30, .05), 0 8px 24px rgba(34, 35, 30, .09), 0 24px 48px -16px rgba(34, 35, 30, .14);--carve-inset: inset 0 1px 2px rgba(34, 35, 30, .22), inset 0 -1px 1px rgba(255, 255, 255, .5);--ease-out: cubic-bezier(.22, 1, .36, 1);--font-sans: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, Roboto, "Helvetica Neue", "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;--font-serif: "Noto Serif KR", "Apple SD Gothic Neo", serif}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font-family:var(--font-sans);font-size:16px;line-height:1.6;letter-spacing:-.01em;word-break:keep-all;overflow-wrap:anywhere;min-height:100dvh}body:after{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;opacity:.055;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E")}::selection{background:#b7302440}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.app-shell{max-width:520px;margin:0 auto;padding:0 var(--space-4) calc(var(--space-7) + env(safe-area-inset-bottom));position:relative;z-index:1}.site-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-4) 0;min-height:44px}.brand{display:inline-flex;align-items:center;gap:var(--space-2);text-decoration:none;color:var(--ink);transition:opacity .15s var(--ease-out)}.brand-hidden{visibility:hidden}.brand-seal{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:7px;background:var(--accent);color:var(--on-accent);font-family:var(--font-serif);font-weight:900;font-size:15px;letter-spacing:0;line-height:1}.brand-word{font-weight:700;font-size:16px;letter-spacing:-.02em}.lang-switch{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--line);background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%2374746b' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 12px center,var(--surface);color:var(--ink-2);font-family:inherit;font-size:13px;padding:7px 30px 7px 14px;border-radius:999px;cursor:pointer;min-height:34px}.page{animation:page-in .45s var(--ease-out) backwards}@keyframes page-in{0%{opacity:0;transform:translateY(13px)}to{opacity:1;transform:translateY(0)}}h1{font-size:24px;font-weight:700;line-height:1.3;letter-spacing:-.02em;margin:0 0 var(--space-3)}.kicker{color:var(--muted);font-size:12px;font-weight:600;letter-spacing:.08em;margin:var(--space-5) 0 var(--space-2)}.site-footer{margin-top:var(--space-7);padding-top:var(--space-5);border-top:1px solid var(--line);display:flex;flex-direction:column;gap:var(--space-3);font-size:13px}.site-footer a{color:var(--ink-2);text-decoration:none}.site-footer a:hover{color:var(--accent-text)}.footer-row{display:flex;justify-content:space-between;align-items:center;gap:var(--space-3)}.footer-brand,.studio-link{color:var(--muted)}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.home-title{font-size:32px;font-weight:900;line-height:1.2;letter-spacing:-.02em;white-space:pre-line;margin:var(--space-2) 0 var(--space-3)}.tagline{color:var(--ink-2);font-size:15px;margin:0 0 var(--space-5)}.seal-stage{width:min(72vw,288px);aspect-ratio:1 / 1;margin:var(--space-3) auto var(--space-6);display:grid;place-items:center}.seal-svg{width:100%;height:100%;display:block;filter:drop-shadow(0 8px 22px rgba(34,35,30,.16))}.seal-stamp{animation:stamp-in .5s var(--ease-out) both}@keyframes stamp-in{0%{opacity:0;transform:scale(1.5) rotate(-6deg)}55%{opacity:1;transform:scale(.96) rotate(1deg)}to{transform:scale(1) rotate(0)}}.seal-empty{width:100%;height:100%;display:grid;place-items:center;text-align:center;color:var(--muted);font-size:14px;padding:var(--space-5);border:1.5px dashed var(--line);border-radius:var(--radius-md);background:var(--surface)}.field{display:block;margin-bottom:var(--space-4)}.field-label,.seg-label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:var(--space-2)}.field-input{width:100%;height:52px;padding:0 var(--space-4);border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--surface);color:var(--ink);font-family:var(--font-serif);font-size:22px;font-weight:700;text-align:center;letter-spacing:.06em}.field-input::placeholder{color:var(--muted);font-weight:400}.field-help{display:block;margin-top:var(--space-2);font-size:12px;color:var(--muted)}.field-help-warn{color:var(--accent-text)}.seg-group{margin-bottom:var(--space-4)}.seg{display:grid;grid-template-columns:1fr 1fr;gap:3px;padding:3px;background:var(--surface-tint);border-radius:var(--radius-sm)}.seg-btn{border:none;background:transparent;color:var(--ink-2);font-family:inherit;font-size:12.5px;font-weight:600;line-height:1.25;padding:8px;min-height:40px;border-radius:7px;cursor:pointer;transition:background .15s var(--ease-out),color .15s var(--ease-out)}.seg-btn.is-on{background:var(--surface);color:var(--accent-text);box-shadow:var(--shadow-sm)}@media(hover:hover){.seg-btn:not(.is-on):hover{color:var(--ink)}}.actions{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3);margin-top:var(--space-5)}.btn{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 var(--space-4);border-radius:var(--radius-sm);border:1px solid transparent;font-family:inherit;font-size:15px;font-weight:700;cursor:pointer;text-decoration:none;transition:transform .15s var(--ease-out),box-shadow .15s var(--ease-out),background .15s var(--ease-out)}.btn-primary{background:var(--accent);color:var(--on-accent);box-shadow:inset 0 1px #ffffff24,var(--shadow-sm)}.btn-secondary{background:var(--surface);color:var(--ink);border-color:var(--line)}.btn-ghost{background:transparent;color:var(--ink-2);border-color:var(--line)}@media(hover:hover){.btn:hover:not(:disabled){transform:translateY(-1px)}}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.4;cursor:not-allowed}.toast{margin:var(--space-3) 0 0;text-align:center;font-size:13px;color:var(--ink-2);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);padding:var(--space-2) var(--space-3);animation:page-in .2s var(--ease-out)}.from-ireum{display:block;text-align:center;margin:var(--space-6) 0 var(--space-2);color:var(--accent-text);font-size:14px;font-weight:600;text-decoration:none}.from-ireum:hover{text-decoration:underline}.disclaimer{text-align:center;color:var(--muted);font-size:12px;margin:0}.privacy h1{margin-top:var(--space-5)}.privacy p{color:var(--ink-2);font-size:15px;margin:0 0 var(--space-4)}.privacy .btn{display:inline-flex;margin-top:var(--space-2)}