@import url("https://fonts.googleapis.com/css2?family=Noto+Serif+KR:wght@300;400;500;600&family=Pretendard:wght@300;400;500;600&display=swap");:root{--ink:#1a1a1a;--ink-soft:#4a4a4a;--ink-faint:#666;--bg:#fff;--bg-warm:#faf9f7;--bg-hover:#f5f3f0;--border:#e8e5e0;--border-focus:#777;--accent:#2a6b5e;--accent-soft:#5a9a8a;--danger:#c4444a;--font-serif:"Noto Serif KR",Georgia,serif;--font-sans:"Pretendard",-apple-system,sans-serif;--font-mono:"SF Mono","Fira Code",monospace}*{margin:0;padding:0;box-sizing:border-box}body,html{height:100%;background:var(--bg);color:var(--ink);font-family:var(--font-serif);overflow-x:hidden;-webkit-font-smoothing:antialiased}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#aaa;border-radius:2px}input::placeholder,textarea::placeholder{color:#777}input:focus,textarea:focus{outline:none;border-color:var(--border-focus)!important}.header{position:fixed;top:0;left:0;right:0;z-index:50;padding:14px 24px;display:flex;justify-content:space-between;align-items:center;background:hsla(0,0%,100%,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.header-logo{font-size:16px;color:var(--accent);font-family:var(--font-sans);font-weight:600;letter-spacing:3px}.header-meta{font-size:11px;color:var(--ink-faint);font-family:var(--font-mono);margin-left:12px}.btn{background:var(--accent);border:none;color:#fff;padding:12px 32px;font-family:var(--font-sans);font-size:14px;font-weight:500;cursor:pointer;border-radius:6px;letter-spacing:.5px;transition:all .2s}.btn:hover{background:#1f5548}.btn:disabled{background:#ccc;color:#999;cursor:default}.btn-ghost{background:none;color:var(--ink-soft);border:1px solid var(--border)}.btn-ghost:hover{background:var(--bg-hover);border-color:#999}.btn-sm{padding:6px 14px;font-size:12px;border-radius:4px}.step-label{font-size:11px;color:var(--ink-faint);letter-spacing:3px;font-family:var(--font-mono);text-align:center;margin-bottom:12px;text-transform:uppercase}.divider{width:40px;height:1px;margin:0 auto 28px;background:var(--border)}.card{padding:24px;background:var(--bg-warm);border:1px solid var(--border);border-radius:8px}.loading-overlay{position:fixed;inset:0;z-index:100;display:flex;flex-direction:column;align-items:center;justify-content:center;background:hsla(0,0%,100%,.92);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.spinner{position:relative;width:48px;height:48px;margin-bottom:24px}.spinner-ring{position:absolute;inset:0;border:2px solid var(--border);border-top-color:var(--ink);border-radius:50%;animation:spin 1s linear infinite}.spinner-ring-inner{position:absolute;inset:8px;border:2px solid var(--border);border-top-color:var(--ink-faint);border-radius:50%;animation:spin 1.5s linear infinite reverse}.spinner-dot{display:none}.loading-text{color:var(--ink-soft);font-family:var(--font-sans);font-size:14px}.modal-overlay{position:fixed;inset:0;z-index:80;display:flex;align-items:center;justify-content:center;background:hsla(0,0%,100%,.88);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:24px}.progress-bar-container{position:fixed;bottom:0;left:0;right:0;z-index:40;padding:12px 24px;background:linear-gradient(0deg,hsla(0,0%,100%,.95),hsla(0,0%,100%,0))}.progress-track{height:2px;background:var(--border);border-radius:1px}.progress-fill{height:100%;border-radius:1px;background:var(--ink);transition:width .5s ease}@keyframes spin{to{transform:rotate(1turn)}}@keyframes pulse{0%,to{opacity:.4}50%{opacity:1}}@keyframes blink{50%{opacity:0}}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .3s ease}.slide-up{animation:slideUp .4s ease}.choice-btn{width:100%;background:var(--bg-warm);border:1px solid var(--border);border-radius:8px;padding:18px 24px;cursor:pointer;text-align:left;transition:all .2s ease;font-family:var(--font-serif)}.choice-btn:hover{background:var(--bg-hover);border-color:#999}.keyword-tag{display:inline-block;padding:4px 12px;font-size:12px;color:var(--ink-soft);border:1px solid var(--border);border-radius:20px;font-family:var(--font-sans)}.editable-field{background:transparent;border:1px solid transparent;border-radius:6px;padding:8px 10px;margin:-8px -10px;transition:all .2s;width:calc(100% + 20px);font-family:inherit;color:inherit;font-size:inherit;line-height:inherit;resize:vertical}.editable-field:hover{border-color:var(--border);background:#fff}.editable-field:focus{border-color:var(--border-focus)!important;background:#fff;box-shadow:0 0 0 3px rgba(0,0,0,.04)}.edit-hint{font-size:10px;color:var(--ink-faint);font-family:var(--font-sans);opacity:0;transition:opacity .2s;position:absolute;right:8px;top:8px;pointer-events:none}.edit-group:hover .edit-hint{opacity:1}.edit-group{position:relative}.error-msg{color:var(--danger);font-size:13px;text-align:center;margin:12px 0}.error-msg,.inline-select{font-family:var(--font-sans)}.inline-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:transparent;border:1px solid transparent;padding:4px 24px 4px 8px;border-radius:4px;font-size:12px;color:var(--ink-soft);cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 6px center;transition:all .2s}.inline-select:hover{border-color:var(--border);background-color:#fff}.inline-select:focus{border-color:var(--border-focus);background-color:#fff;outline:none}.reading-flex{display:flex;gap:32px;width:100%;transition:max-width .3s ease}.reading-flex.panel-open{max-width:960px}.reading-body,.reading-flex.panel-closed{max-width:600px}.reading-body{flex:1 1;width:100%;position:relative}.reading-side-panel{width:300px;flex-shrink:0;position:-webkit-sticky;position:sticky;top:70px;align-self:flex-start;max-height:calc(100vh - 90px);overflow-y:auto}@media (max-width:768px){.reading-flex.panel-open{flex-direction:column}.reading-side-panel{width:100%;position:static;max-height:none}}.landing-nav{position:-webkit-sticky;position:sticky;top:0;z-index:50;padding:14px 24px;background:hsla(0,0%,100%,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.landing-hero{padding:80px 24px 60px;min-height:70vh;display:flex;align-items:center;justify-content:center}.landing-hero-title{font-size:40px}.landing-hero-sub{font-size:16px}.landing-section{padding:80px 24px}.landing-section-title{font-family:var(--font-serif);font-weight:400;font-size:28px;text-align:center;margin-bottom:48px;color:var(--ink);letter-spacing:-.02em}.landing-container{max-width:1120px;margin:0 auto}.landing-grid-3{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:24px;gap:24px}.landing-split{display:flex;gap:64px;align-items:center}.landing-split-reverse{flex-direction:row-reverse}.landing-cta-title{font-size:28px}.landing-br-desktop{display:inline}@media (max-width:768px){.landing-hero{padding:100px 20px 60px;min-height:auto}.landing-hero-title{font-size:28px}.landing-hero-sub{font-size:14px}.landing-section{padding:56px 20px}.landing-section-title{font-size:22px;margin-bottom:32px}.landing-grid-3{grid-template-columns:1fr}.landing-split,.landing-split-reverse{flex-direction:column;gap:32px}.landing-nav-cta{display:none!important}.landing-cta-title{font-size:22px}.landing-br-desktop{display:none}}