:root{--bg:#f6f7f9;--card-bg:#fff;--border:#e2e5ea;--text:#1f2328;--muted:#6b7280;--primary:#2563eb;--primary-dark:#1d4ed8;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Apple SD Gothic Neo,Malgun Gothic,sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}button{cursor:pointer;font-family:inherit}input{font-family:inherit}.loading-screen{height:100vh;color:var(--muted);justify-content:center;align-items:center;display:flex}.auth-wrap{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.auth-card{background:var(--card-bg);border:1px solid var(--border);border-radius:16px;width:100%;max-width:380px;padding:32px;box-shadow:0 8px 24px #0000000a}.auth-card h1{margin:0 0 4px;font-size:22px}.auth-sub{color:var(--muted);margin:0 0 20px;font-size:14px}.auth-tabs{gap:8px;margin-bottom:16px;display:flex}.auth-tabs button{border:1px solid var(--border);background:#fff;border-radius:8px;flex:1;padding:8px;font-size:14px}.auth-tabs button.active{background:var(--primary);color:#fff;border-color:var(--primary)}.auth-card form{flex-direction:column;gap:14px;display:flex}.auth-card label{color:var(--muted);flex-direction:column;gap:6px;font-size:13px;display:flex}.auth-card input{border:1px solid var(--border);border-radius:8px;padding:10px 12px;font-size:14px}.hint{color:var(--muted);margin-top:12px;font-size:12px;line-height:1.5}.error-box{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;padding:10px 12px;font-size:13px}.app-shell{max-width:880px;margin:0 auto;padding:0 16px 60px}.app-header{justify-content:space-between;align-items:center;padding:18px 4px;display:flex}.app-header-title{font-size:18px;font-weight:700}.app-header-user{color:var(--muted);align-items:center;gap:12px;font-size:13px;display:flex}.link-btn{color:var(--primary);background:0 0;border:none;padding:0;font-size:13px}.app-main{flex-direction:column;gap:20px;display:flex}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:14px;padding:22px 24px}.card h2{margin:0 0 12px;font-size:17px}.card-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.card-header h2{margin:0}.muted{color:var(--muted);font-size:13px;line-height:1.6}.generate-card input{border:1px solid var(--border);border-radius:10px;width:100%;margin:12px 0;padding:12px 14px;font-size:14px}.topic-candidates{flex-direction:column;gap:12px;margin-top:14px;display:flex}.topic-candidate-card{border:1px solid var(--border);background:#f8f9fb;border-radius:12px;padding:16px 18px}.topic-candidate-title{margin-bottom:8px;font-size:15px;font-weight:700}.topic-candidate-meta{flex-wrap:wrap;gap:6px;margin-bottom:8px;display:flex}.badge-outline{border:1px solid var(--border);color:var(--muted);background:#fff;border-radius:999px;padding:3px 9px;font-size:11.5px;display:inline-block}.topic-candidate-reason{margin:0 0 12px}.primary-btn{background:var(--primary);color:#fff;border:none;border-radius:10px;padding:11px 18px;font-size:14px;font-weight:600}.primary-btn:hover{background:var(--primary-dark)}.primary-btn:disabled{opacity:.5;cursor:not-allowed}.secondary-btn{color:var(--primary);border:1px solid var(--primary);background:#fff;border-radius:10px;padding:11px 18px;font-size:14px;font-weight:600}.secondary-btn:disabled{opacity:.4;cursor:not-allowed}.ghost-btn{border:1px solid var(--border);color:var(--text);background:0 0;border-radius:10px;padding:10px 18px;font-size:13px}.btn-row{flex-wrap:wrap;gap:10px;display:flex}.btn-row.center{justify-content:center;margin-top:8px}.copy-btn{color:var(--primary);white-space:nowrap;background:#eef2ff;border:1px solid #c7d2fe;border-radius:8px;padding:7px 12px;font-size:12.5px;font-weight:600}.copy-btn.copied{color:#15803d;background:#dcfce7;border-color:#bbf7d0}.post-preview{font-size:14.5px;line-height:1.75}.post-title{margin-bottom:10px;font-size:19px}.post-section{margin-top:18px}.post-section h4{margin-bottom:6px;font-size:15px}.post-title-heading{margin:0 0 10px;font-size:16px;font-weight:700}.faq-item{margin-bottom:10px}.section-divider{border:none;border-top:1px dashed var(--border);margin:20px 0 0}.section-image-block{margin-top:14px}.section-image-placeholder{border:1px dashed var(--border);background:#f8f9fb;border-radius:10px;padding:14px}.section-image-placeholder .image-prompt-text{margin:0 0 10px;font-size:12.5px}.section-image-result img{border-radius:10px;width:100%;max-width:420px;margin-bottom:10px;display:block}.faq-q{margin:0 0 2px;font-weight:600}.faq-a{color:var(--muted);margin:0}.title-card .post-title{margin:0 0 8px;font-size:20px;font-weight:700}.main-image-block{margin-bottom:18px}.main-image-block .section-image-result img{max-width:100%}.content-table{border-collapse:collapse;width:100%;max-width:480px;margin:14px auto}.content-table th,.content-table td{border:1px solid var(--border);text-align:center;padding:8px 12px;font-size:13.5px}.content-table th{background:#f8f9fb}.checklist{flex-direction:column;gap:6px;margin:12px 0 0;padding:0;font-size:14px;list-style:none;display:flex}.tags-text{font-size:14px;line-height:1.7}.image-prompt-row{border-bottom:1px solid var(--border);grid-template-columns:110px 1fr auto;align-items:start;gap:12px;padding:12px 0;display:grid}.image-prompt-row:last-child{border-bottom:none}.image-prompt-label{color:var(--muted);font-size:13px;font-weight:600}.image-prompt-text{margin:0;font-size:13.5px;line-height:1.6}.log-form{grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px;display:grid}.log-form label{color:var(--muted);flex-direction:column;gap:5px;font-size:12.5px;display:flex}.log-form input{border:1px solid var(--border);color:var(--text);border-radius:8px;padding:9px 10px;font-size:13.5px}.badge{color:#15803d;vertical-align:middle;background:#dcfce7;border-radius:999px;margin-left:8px;padding:2px 8px;font-size:11px;display:inline-block}.admin-wrap{flex-direction:column;gap:20px;display:flex}.stat-row{gap:14px;margin-bottom:18px;display:flex}.stat-box{border:1px solid var(--border);text-align:center;background:#f8f9fb;border-radius:10px;flex:1;padding:14px}.stat-num{font-size:22px;font-weight:700}.stat-label{color:var(--muted);margin-top:4px;font-size:12px}.recent-list{flex-direction:column;gap:6px;margin:0;padding:0;font-size:13px;list-style:none;display:flex}.admin-table{border-collapse:collapse;width:100%;font-size:13px}.admin-table th,.admin-table td{text-align:left;border-bottom:1px solid var(--border);padding:8px 10px}.admin-actions{gap:6px;display:flex}.admin-actions button{border:1px solid var(--border);background:#fff;border-radius:6px;padding:5px 8px;font-size:12px}.admin-add-log-title{margin:20px 0 12px;font-size:14px}.recent-posts-card{margin-top:16px}.recent-posts-list{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.recent-posts-list li{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;padding:10px 0;display:flex}.recent-posts-list li:last-child{border-bottom:none}.recent-post-info{font-size:13.5px}.recent-post-title{font-weight:600}@media (width<=640px){.log-form,.image-prompt-row{grid-template-columns:1fr}}