/* ========================================
   SOPHIA MOM — AI 전문사업 (aibiz, ai-* pages, index AI section)
   Premium minimal dark — follows style.css tokens
   ======================================== */

:root {
    --ai-warn: #f87171;
    --ai-warn-soft: rgba(248,113,113,0.1);
    --ai-gold: #fbbf24;
    --ai-gold-soft: rgba(251,191,36,0.1);
}

/* ── Shared small pieces ── */
.ai-chip {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 14px; border-radius: 100px;
    border: 1px solid var(--border-hover);
    font-family: var(--font-display); font-size: 12px; font-weight: 600;
    letter-spacing: 1px; text-transform: uppercase; color: var(--text-secondary);
}
.ai-chip i { color: var(--accent); font-size: 11px; }
.ai-chip.warn { border-color: rgba(248,113,113,.35); color: var(--ai-warn); }
.ai-chip.warn .pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--ai-warn); box-shadow: 0 0 0 0 rgba(248,113,113,.6); animation: aiPulse 1.6s infinite; }
.ai-chip.flag { border-color: rgba(251,191,36,.4); color: var(--ai-gold); }
.ai-chip.flag i { color: var(--ai-gold); }
@keyframes aiPulse { 0% { box-shadow: 0 0 0 0 rgba(248,113,113,.6);} 70% { box-shadow: 0 0 0 8px rgba(248,113,113,0);} 100% { box-shadow: 0 0 0 0 rgba(248,113,113,0);} }

.ai-stars { display: inline-flex; gap: 2px; }
.ai-stars i { font-size: 11px; color: rgba(255,255,255,.14); }
.ai-stars i.on { color: var(--ai-gold); }

.ai-icon {
    width: 52px; height: 52px; border-radius: 14px;
    background: var(--accent-soft); color: var(--accent);
    display: flex; align-items: center; justify-content: center; font-size: 20px;
}
.ai-pill { display: inline-block; padding: 5px 12px; border-radius: 100px; background: rgba(255,255,255,.05); border: 1px solid var(--border); font-size: 12px; color: var(--text-secondary); white-space: nowrap; }

.ai-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.ai-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.ai-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.ai-grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }

.ai-head { margin-bottom: 64px; }
.ai-head.center { text-align: center; }
.ai-head.center .section-desc { margin-left: auto; margin-right: auto; }

/* ── Index: AI section ── */
.ai-home { padding: var(--section-padding); border-top: 1px solid var(--border); }
.ai-home-alert {
    display: grid; grid-template-columns: 56px 1fr auto; gap: 28px; align-items: center;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 32px 36px; margin: 0 0 56px;
}
.ai-home-alert .ai-icon { background: var(--ai-warn-soft); color: var(--ai-warn); width: 56px; height: 56px; }
.ai-home-alert h3 { font-size: 22px; font-weight: 700; margin: 10px 0 8px; letter-spacing: -.3px; }
.ai-home-alert p { font-size: 14.5px; color: var(--text-secondary); line-height: 1.75; max-width: 760px; }
.ai-home-alert .actions { display: flex; flex-direction: column; gap: 10px; }
.ai-home-alert .actions a { white-space: nowrap; }

.ai-cat-card {
    background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 32px 28px; transition: all var(--transition); position: relative;
}
.ai-cat-card:hover { background: var(--bg-card-hover); border-color: var(--border-hover); transform: translateY(-4px); }
.ai-cat-card .ai-icon { margin-bottom: 24px; }
.ai-cat-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; min-height: 2.6em; line-height: 1.3; }
.ai-cat-outlook { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-display); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--text-muted); margin-bottom: 12px; }
.ai-cat-card p { font-size: 13.5px; color: var(--text-secondary); line-height: 1.7; }

.ai-svc-card {
    background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 26px 22px; display: flex; flex-direction: column; gap: 10px;
    transition: all var(--transition); position: relative; overflow: hidden;
}
.ai-svc-card:hover { background: var(--bg-card-hover); border-color: var(--border-hover); transform: translateY(-4px); }
.ai-svc-card.is-flag { border-color: rgba(251,191,36,.3); }
.ai-svc-card .top { display: flex; justify-content: space-between; align-items: center; }
.ai-svc-card .ai-icon { width: 42px; height: 42px; border-radius: 11px; font-size: 16px; }
.ai-svc-card .no { font-family: var(--font-display); font-size: 12px; color: var(--text-muted); letter-spacing: 1px; }
.ai-svc-card h4 { font-size: 15px; font-weight: 600; line-height: 1.35; }
.ai-svc-card .meta { display: flex; gap: 10px; align-items: center; font-size: 11px; color: var(--text-muted); flex-wrap: wrap; }
.ai-svc-card .price { margin-top: auto; padding-top: 8px; font-size: 12px; color: var(--text-secondary); }
.ai-svc-card .flag { position: absolute; top: 0; right: 0; font-family: var(--font-display); font-size: 9px; font-weight: 700; letter-spacing: .5px; background: var(--ai-gold); color: #0a0a0a; padding: 3px 10px; border-radius: 0 var(--radius) 0 10px; }
.ai-home-more { margin-top: 48px; text-align: center; }

/* ── aibiz overview ── */
.ai-kpi { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 64px; }
.ai-kpi > div { border-top: 1px solid var(--border-hover); padding-top: 22px; }
.ai-kpi strong { display: block; font-family: var(--font-display); font-size: clamp(34px, 3.6vw, 48px); font-weight: 800; letter-spacing: -1.5px; line-height: 1.1; margin-bottom: 6px; }
.ai-kpi strong small { font-size: .45em; color: var(--text-secondary); margin-left: 2px; }
.ai-kpi span { font-size: 13px; color: var(--text-muted); }

.ai-spot { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 44px 40px; display: block; position: relative; transition: all var(--transition); }
.ai-spot:hover { background: var(--bg-card-hover); border-color: var(--border-hover); transform: translateY(-4px); }
.ai-spot .top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 26px; }
.ai-spot .ai-icon { width: 60px; height: 60px; border-radius: 16px; font-size: 24px; }
.ai-spot h3 { font-size: 26px; font-weight: 700; letter-spacing: -.5px; margin-bottom: 8px; }
.ai-spot .tag { font-size: 16px; color: var(--text-secondary); margin-bottom: 18px; }
.ai-spot .lead { font-size: 14.5px; color: var(--text-muted); line-height: 1.75; margin-bottom: 24px; }
.ai-spot ul { list-style: none; display: grid; gap: 12px; margin-bottom: 28px; }
.ai-spot li { display: flex; gap: 12px; align-items: flex-start; font-size: 14.5px; color: var(--text-secondary); line-height: 1.6; }
.ai-spot li i { flex-shrink: 0; width: 20px; height: 20px; border-radius: 6px; background: var(--accent-soft); color: var(--accent); font-size: 9px; display: flex; align-items: center; justify-content: center; margin-top: 4px; }
.ai-spot li strong { color: var(--text-primary); }
.ai-spot .go { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--text-primary); }
.ai-spot .go span { transition: transform var(--transition); }
.ai-spot:hover .go { color: var(--accent); }
.ai-spot:hover .go span { transform: translateX(4px); }

.ai-cat-big { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 40px; transition: all var(--transition); }
.ai-cat-big:hover { border-color: var(--border-hover); }
.ai-cat-big .head { display: flex; gap: 18px; align-items: center; margin-bottom: 18px; }
.ai-cat-big h3 { font-size: 21px; font-weight: 700; letter-spacing: -.3px; margin-bottom: 4px; }
.ai-cat-big .reason { font-size: 14px; color: var(--text-secondary); margin-bottom: 14px; }
.ai-cat-big .reason strong { color: var(--text-primary); }
.ai-cat-big .desc { font-size: 14.5px; color: var(--text-muted); line-height: 1.75; margin-bottom: 22px; }
.ai-cat-big .links { display: flex; flex-wrap: wrap; gap: 8px; }
.ai-cat-big .links a { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 100px; border: 1px solid var(--border); font-size: 13px; color: var(--text-secondary); transition: all var(--transition); }
.ai-cat-big .links a i { font-size: 11px; color: var(--accent); }
.ai-cat-big .links a:hover { border-color: var(--text-primary); color: var(--text-primary); }

.ai-table-wrap { border: 1px solid var(--border); border-radius: var(--radius); overflow-x: auto; }
.ai-table { width: 100%; border-collapse: collapse; min-width: 820px; }
.ai-table th { text-align: left; padding: 18px 22px; font-family: var(--font-display); font-size: 11px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: var(--text-muted); border-bottom: 1px solid var(--border-hover); }
.ai-table td { padding: 20px 22px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.ai-table tr:last-child td { border-bottom: none; }
.ai-table tbody tr { transition: background var(--transition); }
.ai-table tbody tr:hover { background: rgba(255,255,255,.025); }
.ai-table .no { font-family: var(--font-display); font-size: 13px; color: var(--text-muted); letter-spacing: 1px; }
.ai-table .name { display: flex; align-items: center; gap: 14px; font-weight: 600; font-size: 15.5px; color: var(--text-primary); }
.ai-table .name .ai-icon { width: 38px; height: 38px; border-radius: 10px; font-size: 14px; }
.ai-table .name:hover { color: var(--accent); }
.ai-table .cat { display: block; font-size: 12px; color: var(--text-muted); font-weight: 400; margin-top: 2px; }
.ai-table .go { font-size: 13px; color: var(--text-muted); white-space: nowrap; }
.ai-table .go:hover { color: var(--text-primary); }
.ai-table-note { margin-top: 16px; font-size: 12px; color: var(--text-muted); text-align: right; }

.ai-why { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 36px 32px; }
.ai-why .ai-icon { margin-bottom: 22px; }
.ai-why h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.ai-why p { font-size: 14.5px; color: var(--text-secondary); line-height: 1.75; }

/* ── Service detail page ── */
.ai-hero { padding: 200px 0 100px; position: relative; overflow: hidden; }
.ai-hero::after { content: ''; position: absolute; top: -120px; right: -120px; width: 560px; height: 560px; background: radial-gradient(circle, rgba(74,125,255,.07) 0%, transparent 70%); pointer-events: none; }
.ai-hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 80px; align-items: center; }
.ai-crumb { display: flex; gap: 10px; align-items: center; font-family: var(--font-display); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--text-muted); margin-bottom: 36px; }
.ai-crumb a:hover { color: var(--text-primary); }
.ai-crumb i { font-size: 9px; }
.ai-hero .chips { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 28px; }
.ai-hero .ai-icon { width: 64px; height: 64px; border-radius: 18px; font-size: 26px; margin-bottom: 28px; }
.ai-hero h1 { font-family: var(--font-body); font-size: clamp(36px, 5vw, 60px); font-weight: 900; line-height: 1.15; letter-spacing: -2px; margin-bottom: 8px; }
.ai-hero .en { font-family: var(--font-display); font-size: 13px; letter-spacing: 2px; text-transform: uppercase; color: var(--text-muted); margin-bottom: 26px; }
.ai-hero .tagline { font-size: 22px; font-weight: 500; color: var(--text-secondary); line-height: 1.5; margin-bottom: 18px; letter-spacing: -.3px; }
.ai-hero .summary { font-size: 16px; color: var(--text-muted); line-height: 1.9; max-width: 600px; margin-bottom: 40px; }
.ai-hero .buttons { display: flex; gap: 14px; flex-wrap: wrap; }

.ai-profile { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 36px; position: relative; }
.ai-profile .label { font-family: var(--font-display); font-size: 11px; letter-spacing: 3px; text-transform: uppercase; color: var(--text-muted); margin-bottom: 22px; }
.ai-profile .no { position: absolute; right: 30px; top: 26px; font-family: var(--font-display); font-size: 48px; font-weight: 800; letter-spacing: -2px; color: rgba(255,255,255,.05); line-height: 1; }
.ai-profile .row { display: flex; justify-content: space-between; align-items: center; padding: 16px 0; border-bottom: 1px solid var(--border); font-size: 14.5px; }
.ai-profile .row:last-child { border-bottom: none; }
.ai-profile .row > span:first-child { display: flex; align-items: center; gap: 10px; color: var(--text-secondary); }
.ai-profile .row > span:first-child i { color: var(--accent); width: 16px; text-align: center; font-size: 13px; }
.ai-profile .val { color: var(--text-primary); font-weight: 600; }

/* threat */
.ai-threat { padding: var(--section-padding); background: var(--bg-secondary); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); position: relative; overflow: hidden; }
.ai-threat::before { content: ''; position: absolute; top: -200px; left: -200px; width: 600px; height: 600px; background: radial-gradient(circle, rgba(248,113,113,.07) 0%, transparent 70%); pointer-events: none; }
.ai-threat-head { display: grid; grid-template-columns: 1.1fr .9fr; gap: 80px; align-items: start; margin-bottom: 72px; }
.ai-threat-head .ai-chip { margin-bottom: 28px; }
.ai-threat-head h2 { font-family: var(--font-body); font-size: clamp(28px, 3.8vw, 44px); font-weight: 700; line-height: 1.3; letter-spacing: -1px; margin-bottom: 22px; }
.ai-threat-head .lead { font-size: 16px; color: var(--text-secondary); line-height: 1.85; }
.ai-tl { position: relative; padding-left: 32px; }
.ai-tl::before { content: ''; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 1px; background: var(--border-hover); }
.ai-tl-item { position: relative; padding-bottom: 28px; }
.ai-tl-item:last-child { padding-bottom: 0; }
.ai-tl-item::before { content: ''; position: absolute; left: -29px; top: 6px; width: 9px; height: 9px; border-radius: 50%; background: var(--bg-secondary); border: 2px solid var(--ai-warn); }
.ai-tl-item:nth-child(n+3)::before { border-color: var(--accent); }
.ai-tl-when { font-family: var(--font-display); font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--text-muted); }
.ai-tl-who { font-size: 16px; font-weight: 700; margin: 6px 0; }
.ai-tl-what { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }
.ai-lesson { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px 26px; transition: all var(--transition); }
.ai-lesson:hover { border-color: rgba(248,113,113,.4); transform: translateY(-4px); }
.ai-lesson .ai-icon { background: var(--ai-warn-soft); color: var(--ai-warn); width: 44px; height: 44px; border-radius: 12px; font-size: 17px; margin-bottom: 20px; }
.ai-lesson h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.ai-lesson p { font-size: 13.5px; color: var(--text-secondary); line-height: 1.7; }
.ai-source { margin-top: 32px; font-size: 12px; color: var(--text-muted); text-align: right; }

/* metrics strip */
.ai-metrics { padding: 56px 0; border-bottom: 1px solid var(--border); }
.ai-metrics .ai-grid-4 > div { text-align: center; padding: 0 16px; border-right: 1px solid var(--border); }
.ai-metrics .ai-grid-4 > div:last-child { border-right: none; }
.ai-metrics strong { display: block; font-family: var(--font-display); font-size: clamp(30px, 3.4vw, 44px); font-weight: 800; letter-spacing: -1.5px; line-height: 1.1; margin-bottom: 6px; }
.ai-metrics span { font-size: 13px; color: var(--text-muted); }

/* pains */
.ai-pain { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 28px; transition: all var(--transition); }
.ai-pain:hover { border-color: var(--border-hover); transform: translateY(-4px); }
.ai-pain .top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.ai-pain .top .ai-icon { width: 42px; height: 42px; border-radius: 11px; font-size: 15px; background: var(--ai-warn-soft); color: var(--ai-warn); }
.ai-pain .top span { font-family: var(--font-display); font-size: 11px; letter-spacing: 2px; color: var(--text-muted); }
.ai-pain p { font-size: 15.5px; font-weight: 500; line-height: 1.65; }
.ai-pain-arrow { text-align: center; margin-top: 44px; color: var(--text-secondary); font-size: 15px; font-weight: 600; }
.ai-pain-arrow i { display: block; font-size: 18px; color: var(--accent); margin-bottom: 10px; }

/* features */
.ai-feature { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 34px 30px; transition: all var(--transition); }
.ai-feature:hover { background: var(--bg-card-hover); border-color: var(--border-hover); transform: translateY(-4px); }
.ai-feature .ai-icon { margin-bottom: 24px; }
.ai-feature h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.ai-feature p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }

/* perspectives */
.ai-persp { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 34px 30px; display: grid; grid-template-columns: 52px 1fr; gap: 22px; transition: all var(--transition); }
.ai-persp:hover { border-color: var(--border-hover); }
.ai-persp .role { font-family: var(--font-display); font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; }
.ai-persp h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.ai-persp p { font-size: 14.5px; color: var(--text-secondary); line-height: 1.75; }

/* compare */
.ai-cmp-wrap { border: 1px solid var(--border); border-radius: var(--radius); overflow-x: auto; }
.ai-cmp { width: 100%; border-collapse: collapse; min-width: 760px; }
.ai-cmp th { padding: 20px 24px; text-align: left; font-size: 14px; font-weight: 600; border-bottom: 1px solid var(--border-hover); }
.ai-cmp th:first-child { font-family: var(--font-display); font-size: 11px; letter-spacing: 2px; text-transform: uppercase; color: var(--text-muted); width: 18%; }
.ai-cmp th.l { color: var(--text-muted); }
.ai-cmp th.r { color: var(--text-primary); background: rgba(74,125,255,.07); }
.ai-cmp th.r i { color: var(--accent); margin-right: 8px; }
.ai-cmp td { padding: 18px 24px; border-bottom: 1px solid var(--border); font-size: 14.5px; vertical-align: top; line-height: 1.6; }
.ai-cmp tr:last-child td { border-bottom: none; }
.ai-cmp td:first-child { font-weight: 600; color: var(--text-secondary); }
.ai-cmp td.l { color: var(--text-muted); }
.ai-cmp td.r { color: var(--text-primary); background: rgba(74,125,255,.04); }
.ai-cmp td.l::before, .ai-cmp td.r::before { font-family: 'Font Awesome 6 Free'; font-weight: 900; font-size: 11px; margin-right: 10px; }
.ai-cmp td.l::before { content: '\f00d'; color: rgba(255,255,255,.2); }
.ai-cmp td.r::before { content: '\f00c'; color: var(--accent); }

/* process */
.ai-process { display: grid; gap: 0; position: relative; }
.ai-process::before { content: ''; position: absolute; top: 24px; left: 8%; right: 8%; height: 1px; background: var(--border-hover); }
.ai-step { text-align: center; padding: 0 14px; position: relative; }
.ai-step .num { width: 48px; height: 48px; border-radius: 50%; background: var(--bg-primary); border: 1px solid var(--border-hover); color: var(--text-primary); display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; font-size: 15px; margin: 0 auto 22px; position: relative; z-index: 1; transition: all var(--transition); }
.ai-step:hover .num { background: var(--text-primary); color: var(--bg-primary); border-color: var(--text-primary); }
.ai-step h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.ai-step p { font-size: 13.5px; color: var(--text-muted); line-height: 1.65; }

/* stack */
.ai-stack { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.ai-stack span { padding: 10px 18px; border-radius: 100px; border: 1px solid var(--border); background: rgba(255,255,255,.03); font-size: 14px; color: var(--text-secondary); display: inline-flex; align-items: center; gap: 8px; transition: all var(--transition); }
.ai-stack span i { color: var(--accent); font-size: 10px; }
.ai-stack span:hover { border-color: var(--text-primary); color: var(--text-primary); }

/* scenarios */
.ai-scen { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 30px; transition: all var(--transition); }
.ai-scen:hover { border-color: var(--border-hover); transform: translateY(-4px); }
.ai-scen .ai-icon { width: 46px; height: 46px; border-radius: 12px; font-size: 17px; margin-bottom: 20px; }
.ai-scen h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.ai-scen p { font-size: 14.5px; color: var(--text-secondary); line-height: 1.75; }

/* faq */
.ai-faq { max-width: 860px; margin: 0 auto; }
.ai-faq-item { border-bottom: 1px solid var(--border); }
.ai-faq-item:first-child { border-top: 1px solid var(--border); }
.ai-faq-q { width: 100%; text-align: left; background: none; border: none; padding: 26px 0; font-family: var(--font-body); font-size: 17px; font-weight: 600; color: var(--text-primary); cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.ai-faq-q .q { font-family: var(--font-display); color: var(--accent); margin-right: 14px; font-weight: 700; }
.ai-faq-q span.t { flex: 1; }
.ai-faq-q i { font-size: 12px; color: var(--text-muted); transition: transform .3s; }
.ai-faq-item.open .ai-faq-q i { transform: rotate(180deg); }
.ai-faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.ai-faq-a div { padding: 0 0 28px 38px; font-size: 15px; color: var(--text-secondary); line-height: 1.85; }
.ai-faq-item.open .ai-faq-a { max-height: 500px; }

/* checklist */
.ai-check { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.ai-check-item { display: flex; gap: 20px; align-items: flex-start; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 22px 26px; transition: all var(--transition); }
.ai-check-item:hover { border-color: var(--border-hover); }
.ai-check-item .num { flex-shrink: 0; width: 32px; height: 32px; border-radius: 9px; background: var(--ai-gold-soft); color: var(--ai-gold); font-family: var(--font-display); font-weight: 700; font-size: 13px; display: flex; align-items: center; justify-content: center; }
.ai-check-item p { font-size: 15.5px; font-weight: 500; line-height: 1.6; padding-top: 4px; }
.ai-check-note { max-width: 820px; margin: 28px auto 0; text-align: center; font-size: 14.5px; color: var(--text-secondary); }
.ai-check-note strong { color: var(--text-primary); }

/* related */
.ai-related { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; display: block; transition: all var(--transition); }
.ai-related:hover { background: var(--bg-card-hover); border-color: var(--border-hover); transform: translateY(-4px); }
.ai-related .ai-icon { width: 44px; height: 44px; border-radius: 12px; font-size: 16px; margin-bottom: 18px; }
.ai-related h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.ai-related p { font-size: 14px; color: var(--text-secondary); line-height: 1.65; margin-bottom: 14px; }
.ai-related small { font-size: 12px; color: var(--text-muted); }

/* ── Responsive ── */
@media (max-width: 1100px) {
    .ai-grid-5 { grid-template-columns: repeat(3, 1fr); }
    .ai-grid-4 { grid-template-columns: repeat(2, 1fr); }
    .ai-kpi { grid-template-columns: repeat(2, 1fr); }
    .ai-process { grid-template-columns: repeat(2, 1fr) !important; gap: 36px 20px; }
    .ai-process::before { display: none; }
    .ai-hero-grid, .ai-threat-head { grid-template-columns: 1fr; gap: 48px; }
    .ai-home-alert { grid-template-columns: 56px 1fr; }
    .ai-home-alert .actions { grid-column: 1 / -1; flex-direction: row; flex-wrap: wrap; }
    .ai-metrics .ai-grid-4 > div:nth-child(2) { border-right: none; }
}
@media (max-width: 768px) {
    .ai-grid-2, .ai-grid-3, .ai-grid-4, .ai-grid-5, .ai-process { grid-template-columns: 1fr !important; }
    .ai-hero { padding: 140px 0 70px; }
    .ai-hero h1 { letter-spacing: -1px; }
    .ai-persp { grid-template-columns: 1fr; }
    .ai-home-alert { grid-template-columns: 1fr; padding: 26px 22px; }
    .ai-cat-card h3 { min-height: 0; }
    .ai-metrics .ai-grid-4 > div { border-right: none; border-bottom: 1px solid var(--border); padding-bottom: 20px; }
    .ai-metrics .ai-grid-4 > div:last-child { border-bottom: none; }
    .ai-spot, .ai-cat-big { padding: 28px 22px; }
    .ai-faq-q { font-size: 15.5px; padding: 20px 0; }
    .ai-faq-a div { padding-left: 0; }
}