:root {
    --bg: #f9f7f3;
    --surface: #ffffff;
    --surface-warm: #fdfcfa;
    --text: #1c1c1c;
    --text-secondary: #5c5c5c;
    --text-tertiary: #969696;
    --accent: #2c3e6b;
    --accent-warm: #c8a87c;
    --accent-soft: #e8d5c0;
    --accent-cool: #5b7f95;
    --accent-bright: #d4765a;
    --border: #e8e4db;
    --border-light: #f0ece5;
    --shadow-xs: 0 1px 2px rgba(0,0,0,0.03);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.04);
    --shadow: 0 6px 20px rgba(0,0,0,0.05);
    --shadow-lg: 0 16px 40px rgba(0,0,0,0.07);
    --radius-xs: 3px;
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --font-sans: 'SF Pro Display',-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
    --font-serif: 'Georgia','Noto Serif SC','Times New Roman','Songti SC','STSong',serif;
    --transition: 0.3s cubic-bezier(0.25,0.1,0.25,1);
    --max-width: 1180px;
}

*{margin:0;padding:0;box-sizing:border-box}

body{
    font-family:var(--font-sans);
    background:var(--bg);
    color:var(--text);
    line-height:1.65;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
    background-image:
        radial-gradient(ellipse at 15% 5%, rgba(200,168,124,0.06) 0%, transparent 55%),
        radial-gradient(ellipse at 85% 25%, rgba(91,127,149,0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 40% 80%, rgba(212,118,90,0.03) 0%, transparent 45%);
    background-attachment:fixed;
}
body::before{
    content:'';
    position:fixed;top:0;left:0;right:0;height:3px;
    background:linear-gradient(90deg,var(--accent-warm),var(--accent-bright),var(--accent-cool),var(--accent-warm));
    z-index:100;pointer-events:none;
}

.container{max-width:var(--max-width);margin:0 auto;padding:0 32px;position:relative;z-index:1}

/* ====== Nav ====== */
.navbar{
    background:rgba(255,255,255,0.75);
    backdrop-filter:blur(16px) saturate(120%);
    -webkit-backdrop-filter:blur(16px) saturate(120%);
    border-bottom:1px solid var(--border-light);
    padding:14px 0;
    position:sticky;top:3px;z-index:50;
}
.nav-inner{
    display:flex;align-items:center;justify-content:space-between;
    max-width:var(--max-width);margin:0 auto;padding:0 32px;
}
.logo{
    display:flex;align-items:center;gap:10px;
    font-family:var(--font-serif);font-weight:600;font-size:1.35rem;
    letter-spacing:-0.3px;color:var(--text);
    cursor:pointer;transition:var(--transition);text-decoration:none;
}
.logo:hover{color:var(--accent)}
.logo-mark{
    width:36px;height:36px;background:var(--accent);border-radius:8px;
    display:flex;align-items:center;justify-content:center;
    font-size:1rem;color:#fff;flex-shrink:0;
    font-family:var(--font-sans);font-weight:500;
}
.nav-links{display:flex;gap:0}
.nav-link{
    text-decoration:none;color:var(--text-secondary);font-weight:500;
    font-size:0.88rem;padding:8px 18px;border-radius:20px;
    transition:var(--transition);cursor:pointer;white-space:nowrap;
    border:none;background:none;font-family:var(--font-sans);letter-spacing:-0.1px;
}
.nav-link.active,.nav-link:hover{color:var(--accent);background:rgba(44,62,107,0.05)}
.nav-link.active{font-weight:600}
.nav-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}

/* ====== Buttons ====== */
.btn{
    padding:9px 22px;border-radius:22px;font-weight:550;font-size:0.86rem;
    border:none;cursor:pointer;transition:var(--transition);
    display:inline-flex;align-items:center;gap:6px;
    letter-spacing:-0.15px;font-family:var(--font-sans);white-space:nowrap;line-height:1.4;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 2px 10px rgba(44,62,107,0.2)}
.btn-primary:hover{background:#1e2d52;transform:translateY(-1px);box-shadow:0 6px 20px rgba(44,62,107,0.28)}
.btn-outline{background:transparent;color:var(--accent);border:1.5px solid #d0cfc8}
.btn-outline:hover{background:rgba(44,62,107,0.03);border-color:var(--accent)}
.btn-ghost{background:transparent;color:var(--text-secondary);padding:7px 12px}
.btn-ghost:hover{background:rgba(0,0,0,0.03);color:var(--text)}
.btn-sm{padding:6px 14px;font-size:0.8rem}
.btn-xs{padding:4px 10px;font-size:0.72rem;border-radius:14px}

.user-badge{
    display:flex;align-items:center;gap:6px;
    background:var(--surface-warm);padding:4px 14px 4px 5px;
    border-radius:22px;border:1px solid var(--border-light);
    cursor:default;white-space:nowrap;color:var(--text);
}
.avatar{
    width:30px;height:30px;background:var(--accent);color:#fff;
    border-radius:50%;display:flex;align-items:center;justify-content:center;
    font-weight:600;font-size:0.75rem;flex-shrink:0;
}
.pro-badge{background:#f5efe6;color:#8b6d4a;font-size:0.68rem;padding:2px 8px;border-radius:10px;font-weight:600;border:1px solid #e8d5c0}

/* ====== Hero ====== */
.hero-section{padding:44px 0 24px}
.hero-label{
    display:inline-flex;align-items:center;gap:10px;
    font-size:0.72rem;font-weight:600;color:var(--accent-warm);
    text-transform:uppercase;letter-spacing:1.5px;margin-bottom:12px;
}
.hero-label::after{content:'';width:40px;height:1px;background:var(--accent-warm);opacity:0.5}
.hero-tagline{
    font-size:0.92rem;color:var(--text-secondary);margin-bottom:20px;
    line-height:1.65;max-width:560px;letter-spacing:-0.1px;
}
.featured-grid{display:grid;grid-template-columns:1.4fr 0.6fr;gap:14px;margin-bottom:22px}
.featured-card{
    background:var(--surface);border-radius:var(--radius-xl);overflow:hidden;
    cursor:pointer;transition:var(--transition);border:1px solid var(--border-light);
    display:flex;flex-direction:column;box-shadow:var(--shadow-xs);
}
.featured-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#d5cfc5}
.featured-card .card-visual{
    position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.featured-card.primary .card-visual{height:240px;background:linear-gradient(160deg,#f5f0ea 0%,#ede4d8 40%,#e8d9c5 70%,#f0e8d8 100%)}
.featured-card.secondary .card-visual{height:240px;background:linear-gradient(160deg,#f0f2f5 0%,#e4e8ee 40%,#dce3eb 70%,#e8ecf2 100%)}
.card-visual-emoji{
    font-size:5.5rem;position:relative;z-index:2;
    filter:drop-shadow(0 8px 20px rgba(0,0,0,0.08));transition:var(--transition);
}
.featured-card:hover .card-visual-emoji{transform:scale(1.06)}
.card-visual-accent{position:absolute;border-radius:50%;z-index:0;opacity:0.3}
.card-visual-accent.c1{width:140px;height:140px;background:#e8d5c0;top:-30px;right:-20px}
.card-visual-accent.c2{width:70px;height:70px;background:#d4c4ad;bottom:20px;left:30px}
.featured-card .card-body{padding:18px 22px 20px;flex:1;display:flex;flex-direction:column;z-index:2}
.featured-card .card-kicker{font-size:0.68rem;font-weight:600;color:var(--accent-warm);text-transform:uppercase;letter-spacing:1px;margin-bottom:6px}
.featured-card.secondary .card-kicker{color:var(--accent-cool)}
.featured-card .card-title{font-family:var(--font-serif);font-size:1.4rem;font-weight:600;letter-spacing:-0.3px;margin-bottom:6px;color:#1a1a1a;line-height:1.3}
.featured-card.primary .card-title{font-size:1.6rem}
.featured-card .card-insight{font-size:0.85rem;color:var(--text-secondary);padding-left:14px;margin:8px 0 12px;font-weight:450;line-height:1.55;border-left:2px solid var(--accent-soft);font-style:italic;font-family:var(--font-serif)}
.featured-card .card-tags{display:flex;flex-wrap:wrap;gap:5px;margin-top:auto}

/* ====== Filter ====== */
.filter-section{
    background:var(--surface);border-radius:var(--radius-xl);
    padding:14px 18px;margin:4px 0 20px;
    border:1px solid var(--border-light);box-shadow:var(--shadow-xs);
    display:flex;flex-direction:column;gap:10px;
}
.filter-row{display:flex;flex-wrap:wrap;align-items:center;gap:0}
.filter-group{display:inline-flex;align-items:center;flex-wrap:wrap;gap:0}
.filter-group-label{
    font-size:0.7rem;font-weight:600;color:var(--text-tertiary);
    text-transform:uppercase;letter-spacing:0.8px;
    white-space:nowrap;margin-right:8px;flex-shrink:0;min-width:28px;
}
.filter-chips{display:inline-flex;flex-wrap:wrap;align-items:center;gap:4px}
.filter-chip{
    padding:5px 13px;border-radius:16px;font-weight:480;
    font-size:0.79rem;cursor:pointer;transition:var(--transition);
    border:1.5px solid transparent;background:#f5f3ef;color:#6b6b6b;
    white-space:nowrap;letter-spacing:-0.1px;line-height:1.3;flex-shrink:0;
}
.filter-chip.active,.filter-chip:hover{
    background:#fff;color:var(--accent);border-color:#c8bfb0;
    font-weight:550;box-shadow:0 1px 4px rgba(0,0,0,0.04);
}
.filter-divider-v{
    width:1px;height:16px;background:var(--border-light);
    flex-shrink:0;margin:0 10px;align-self:center;
}
.filter-spacer{flex:1;min-width:10px}
.filter-active-count{font-size:0.7rem;color:var(--accent-warm);font-weight:550;white-space:nowrap;cursor:pointer}

/* ====== Signal Grid ====== */
.signal-grid{
    display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));
    gap:14px;margin:4px 0 32px;
}
.signal-card{
    background:var(--surface);border-radius:var(--radius-lg);overflow:hidden;
    border:1px solid var(--border-light);border-top:3px solid #e8e4db;transition:var(--transition);
    display:flex;flex-direction:column;box-shadow:var(--shadow-xs);cursor:pointer;
}
.signal-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d5cfc5;border-top-color:var(--accent-warm)}
.card-visual-mini{
    height:120px;position:relative;display:flex;align-items:center;justify-content:center;
    overflow:hidden;flex-shrink:0;background:#f8f6f2;
}
.card-visual-mini .visual-emoji{font-size:2.6rem;position:relative;z-index:2;filter:drop-shadow(0 4px 10px rgba(0,0,0,0.06));transition:var(--transition)}
.signal-card:hover .visual-emoji{transform:scale(1.08)}
.card-visual-mini .visual-dot{position:absolute;border-radius:50%;opacity:0.25;z-index:0}
.signal-card .card-content{padding:14px 18px 16px;flex:1;display:flex;flex-direction:column}
.signal-card .card-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px;font-size:0.7rem;color:var(--text-tertiary)}
.signal-card .card-meta .source-name{font-weight:500}
.signal-card .card-meta .grade{font-weight:600}
.signal-card .card-meta .grade.A{color:#2c3e6b}
.signal-card .card-meta .grade.B{color:#5b7f95}
.signal-card .card-title{font-family:var(--font-serif);font-weight:600;font-size:1.05rem;letter-spacing:-0.2px;margin-bottom:4px;color:#1a1a1a;line-height:1.35}
.signal-card .card-summary{font-size:0.82rem;color:var(--text-secondary);margin-bottom:6px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.signal-card .card-insight-line{
    font-size:0.8rem;color:#6b5e4a;font-weight:450;
    padding-left:10px;margin:4px 0 8px;
    border-left:2px solid var(--accent-soft);
    font-style:italic;font-family:var(--font-serif);line-height:1.4;
    background:#fdfcfa;border-radius:0 4px 4px 0;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.signal-card .tag-row{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:8px}
.tag{padding:3px 9px;border-radius:10px;font-size:0.68rem;font-weight:500;white-space:nowrap}
.tag-topic{background:#f5f3ef;color:#6b6b6b}
.tag-industry{background:#eef2f5;color:#4a6a7a}
.tag-mood{font-weight:550}
.mood-companion{background:#fdf6f0;color:#8b5e3c}
.mood-anxiety{background:#fdf3f3;color:#b85c5c}
.mood-expression{background:#f6f3fa;color:#5a4a8a}
.mood-control{background:#f2f6f8;color:#4a7a8a}
.mood-escape{background:#f2f6f2;color:#5a7a5a}
.mood-belonging{background:#fdf4f0;color:#a06050}
.mood-identity{background:#f8f4f0;color:#7a6a5a}
.mood-wandering{background:#f0f4f8;color:#5a6a7a}

.signal-card .card-footer{
    display:flex;justify-content:space-between;align-items:center;
    border-top:1px solid var(--border-light);padding-top:10px;margin-top:auto;
}
.icon-btn{
    display:flex;align-items:center;gap:4px;font-size:0.78rem;color:#999;
    cursor:pointer;padding:5px 8px;border-radius:6px;transition:var(--transition);
    background:none;border:none;font-weight:450;font-family:var(--font-sans);
}
.icon-btn:hover{background:#f5f3ef;color:#555}
.icon-btn.liked{color:var(--accent-bright)}
.icon-btn.favorited{color:var(--accent-warm)}
.gen-pill{
    background:var(--accent);color:#fff;
    padding:7px 15px;border-radius:18px;font-weight:550;
    font-size:0.78rem;cursor:pointer;transition:var(--transition);
    display:flex;align-items:center;gap:4px;letter-spacing:-0.1px;
    box-shadow:0 2px 8px rgba(44,62,107,0.15);border:none;font-family:var(--font-sans);
}
.gen-pill:hover{background:#1e2d52;box-shadow:0 4px 16px rgba(44,62,107,0.25);transform:translateY(-1px)}

/* ====== Detail ====== */
.detail-card{
    background:var(--surface);border-radius:var(--radius-xl);
    padding:36px 40px;margin:20px 0;
    border:1px solid var(--border-light);box-shadow:var(--shadow-sm);
}
.detail-visual{
    width:100%;height:220px;border-radius:var(--radius-lg);
    display:flex;align-items:center;justify-content:center;margin-bottom:22px;
    background:#f8f6f2;
}
.detail-visual .visual-emoji-lg{font-size:5.5rem;filter:drop-shadow(0 8px 24px rgba(0,0,0,0.08))}
.breadcrumb{
    font-size:0.78rem;color:var(--text-tertiary);margin-bottom:14px;
    display:flex;align-items:center;gap:6px;flex-wrap:wrap;
}
.breadcrumb span{cursor:pointer;transition:var(--transition)}
.breadcrumb span:hover{color:var(--accent)}
.detail-title{
    font-family:var(--font-serif);font-size:1.6rem;font-weight:600;
    letter-spacing:-0.3px;margin-bottom:10px;line-height:1.3;
}
.detail-meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.detail-meta span{font-size:0.78rem;color:var(--text-tertiary)}
.detail-summary{font-size:0.9rem;color:var(--text-secondary);line-height:1.7;margin-bottom:18px}

.action-grid{
    display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:24px 0 6px;
}
.action-card{
    background:#fdfcfa;border:1px solid var(--border-light);
    border-radius:var(--radius);padding:18px 12px;text-align:center;
    font-weight:550;cursor:pointer;transition:var(--transition);
    font-size:0.82rem;color:var(--text);
}
.action-card:hover{background:#fff;border-color:#c8bfb0;transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.action-card svg{margin-bottom:4px;color:var(--accent)}

/* ====== One-Pager ====== */
.one-pager{border:1px solid var(--border-light);border-radius:var(--radius-lg);overflow:hidden}
.one-pager-header{
    background:#f8f6f2;color:#1a1a1a;padding:18px 22px;
    font-family:var(--font-serif);font-weight:600;font-size:1.1rem;
    letter-spacing:-0.2px;display:flex;align-items:center;gap:8px;
    border-bottom:1px solid var(--border-light);
}
.one-pager-body{padding:16px 20px;display:grid;gap:12px}
.insight-block{
    background:#fdfcfa;border-radius:var(--radius);padding:14px 18px;
    border-left:3px solid var(--accent-warm);
}
.insight-block h4{font-size:0.84rem;font-weight:600;color:#1a1a1a;margin-bottom:3px}
.insight-block p{color:var(--text-secondary);font-size:0.84rem;line-height:1.6}
.insight-block.gold{border-left-color:#d4a85c}
.insight-block.green{border-left-color:#7a9a7a}
.insight-block.purple{border-left-color:#7a6a9a}

/* ====== Result / Strategy Page ====== */
.result-container{
    background:var(--surface);border-radius:var(--radius-xl);
    padding:32px 36px;margin:20px 0;
    border:1px solid var(--border-light);box-shadow:var(--shadow-sm);
}
.result-header-bar{
    background:#fdfcfa;border-radius:var(--radius);
    padding:12px 16px;margin-bottom:20px;
    display:flex;align-items:center;gap:10px;flex-wrap:wrap;
    font-size:0.82rem;color:var(--text-secondary);
    border:1px solid var(--border-light);
}
.result-actions{
    display:flex;justify-content:flex-end;gap:10px;margin-top:20px;flex-wrap:wrap;
}

/* ====== About / Pricing ====== */
.about-page{
    background:var(--surface);border-radius:var(--radius-xl);
    padding:40px 44px;margin:20px 0;
    border:1px solid var(--border-light);box-shadow:var(--shadow-sm);
}
.about-page h2{font-family:var(--font-serif);font-size:1.5rem;margin-bottom:16px}
.about-page h3{font-family:var(--font-serif);font-size:1.1rem;margin:24px 0 10px}
.about-page p{color:var(--text-secondary);margin-bottom:10px;line-height:1.8}
.about-page ul{margin:8px 0 16px 20px;color:var(--text-secondary);line-height:1.9}

.pricing-grid{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin:36px 0}
.pricing-card{
    background:var(--surface);border-radius:var(--radius-xl);
    padding:28px 20px;width:250px;border:1px solid var(--border-light);
    text-align:center;transition:var(--transition);box-shadow:var(--shadow-xs);
}
.pricing-card.featured{border-color:var(--accent-warm);box-shadow:0 4px 24px rgba(200,168,124,0.15);position:relative}
.pricing-card.featured::before{
    content:'最受欢迎';position:absolute;top:-12px;left:50%;
    transform:translateX(-50%);background:var(--accent-warm);color:#fff;
    padding:3px 14px;border-radius:12px;font-size:0.7rem;font-weight:600;letter-spacing:0.3px;
}
.pricing-card h3{font-family:var(--font-serif);font-size:1.1rem;margin-bottom:4px;color:#1a1a1a}
.pricing-card .price{font-family:var(--font-serif);font-size:2.2rem;font-weight:600;letter-spacing:-0.5px;color:#1a1a1a}
.pricing-card .price small{font-size:0.8rem;font-weight:400;color:var(--text-tertiary);font-family:var(--font-sans)}

/* Favorites */
.favorites-page{max-width:var(--max-width);margin:0 auto;padding:36px 0}
.fav-empty{text-align:center;padding:60px 20px;color:var(--text-tertiary)}
.fav-empty-icon{font-size:3rem;margin-bottom:12px}
.fav-empty h3{font-family:var(--font-serif);font-size:1.2rem;margin-bottom:6px;color:var(--text-secondary)}
.fav-empty p{font-size:0.85rem}

/* No results */
.no-results{text-align:center;padding:60px 20px;color:var(--text-tertiary)}
.no-results-icon{font-size:2.5rem;margin-bottom:8px}

/* Gate CTA */
.gate-cta{text-align:center;padding:32px 20px 48px;color:var(--text-tertiary)}
.gate-cta span{cursor:pointer;font-weight:550;color:var(--accent)}

/* ====== Detail Nav ====== */
.detail-nav{
    display:flex;justify-content:space-between;gap:12px;
    margin:20px 0;flex-wrap:wrap;
}
.detail-nav-link{
    padding:12px 20px;background:var(--surface);border-radius:var(--radius);
    border:1px solid var(--border-light);color:var(--text-secondary);
    font-size:0.85rem;font-weight:500;cursor:pointer;
    transition:var(--transition);text-decoration:none;
    flex:1;min-width:180px;text-align:center;
}
.detail-nav-link:hover{background:#fff;border-color:#c8bfb0;color:var(--accent);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.detail-nav-link.disabled{opacity:0.4;cursor:default;pointer-events:none}
.detail-nav-link.prev{text-align:left}
.detail-nav-link.next{text-align:right}

/* ====== Detail Related ====== */
.detail-related{margin:28px 0 40px}
.detail-related-title{
    font-family:var(--font-serif);font-size:1.15rem;font-weight:600;
    margin-bottom:14px;color:var(--text);letter-spacing:-0.2px;
}

/* ====== Share ====== */
.share-overlay{
    display:none;position:fixed;top:0;left:0;width:100%;height:100%;
    background:rgba(0,0,0,0.4);backdrop-filter:blur(6px);
    -webkit-backdrop-filter:blur(6px);align-items:center;justify-content:center;z-index:110;
}
.share-overlay.active{display:flex}
.share-dialog{
    background:var(--surface);border-radius:var(--radius-xl);
    padding:28px 24px;max-width:360px;width:90%;text-align:center;
    box-shadow:var(--shadow-lg);border:1px solid var(--border-light);
}
.share-dialog h4{font-family:var(--font-serif);font-size:1.1rem;margin-bottom:4px;color:var(--text)}

/* ====== Skeleton ====== */
.skeleton-card{
    background:var(--surface);border-radius:var(--radius-lg);
    border:1px solid var(--border-light);overflow:hidden;
}
.skeleton-visual{height:120px;background:linear-gradient(90deg,#f0ece5 25%,#e8e4db 50%,#f0ece5 75%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite}
.skeleton-body{padding:14px 18px 16px}
.skeleton-line{height:10px;background:#f0ece5;border-radius:4px;margin-bottom:8px;animation:shimmer 1.5s ease-in-out infinite;background-size:200% 100%}
.skeleton-line.w60{width:60%}
.skeleton-line.w80{width:80%}
.skeleton-line.w40{width:40%}
.skeleton-line.w100{width:100%}
.skeleton-line.h16{height:16px}
@keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}

/* Modal */
.modal-overlay{
    display:none;position:fixed;top:0;left:0;width:100%;height:100%;
    background:rgba(0,0,0,0.4);backdrop-filter:blur(6px);
    -webkit-backdrop-filter:blur(6px);align-items:center;justify-content:center;z-index:100;
}
.modal-overlay.active{display:flex}
.modal-dialog{
    background:var(--surface);border-radius:var(--radius-xl);
    padding:32px 28px;max-width:400px;width:90%;text-align:center;
    box-shadow:var(--shadow-lg);border:1px solid var(--border-light);
    animation:modalIn 0.35s ease;
}
@keyframes modalIn{from{opacity:0;transform:translateY(24px) scale(0.95)}to{opacity:1;transform:translateY(0) scale(1)}}

/* Auth Tabs */
.auth-tabs{display:flex;gap:0;border-bottom:2px solid #e8e4db;margin-bottom:12px}
.auth-tab{flex:1;padding:10px 0;text-align:center;cursor:pointer;font-size:0.9rem;font-weight:500;color:var(--text-tertiary);border-bottom:2px solid transparent;margin-bottom:-2px;transition:var(--transition)}
.auth-tab.active{color:var(--accent);border-bottom-color:var(--accent)}

/* Search */
.search-box{display:flex;align-items:center;gap:4px}
.search-box input{
    border:1.5px solid var(--border-light);border-radius:20px;
    padding:7px 14px;font-size:0.82rem;outline:none;width:240px;
    font-family:var(--font-sans);background:var(--surface-warm);transition:var(--transition);
}
.search-box input:focus{border-color:var(--accent);width:280px}

/* ====== Responsive ====== */
@media(max-width:950px){
    .featured-grid{grid-template-columns:1fr}
    .action-grid{grid-template-columns:1fr 1fr}
    .signal-grid{grid-template-columns:1fr}
    .filter-row{flex-direction:column;align-items:flex-start;gap:4px}
    .filter-divider-v{display:none}
    .detail-card{padding:20px 16px}
    .result-container{padding:16px 12px}
    .about-page{padding:24px 20px}
    .pricing-grid{flex-direction:column;align-items:center}
    .pricing-card{width:100%;max-width:320px}
}
@media(max-width:600px){
    .container{padding:0 16px}
    .nav-inner{padding:0 16px}
    .hero-section{padding:24px 0 16px}
    .featured-card.primary .card-visual{height:160px}
    .featured-card.secondary .card-visual{height:160px}
    .card-visual-emoji{font-size:3.5rem}
    .featured-card .card-title{font-size:1.15rem}
    .featured-card.primary .card-title{font-size:1.3rem}
    .detail-visual{height:150px}
    .detail-visual .visual-emoji-lg{font-size:3.5rem}
    .detail-title{font-size:1.3rem}
    .filter-section{padding:10px 12px}
    .filter-chip{padding:4px 10px;font-size:0.74rem}
    .search-box input{width:160px}
    .search-box input:focus{width:180px}
    .detail-nav{flex-direction:column}
    .hero-tagline{font-size:0.85rem}
}