/* AI Visibility landing (/tools/ai-visibility). Builds on tool-workbench.css + rank-landing.css; only the page's own pieces live here. */
.aiv-landing { --aiv-blue: #345686; --aiv-deep: #263f63; --aiv-ink: #182b46; --aiv-muted: #5c6f88; --aiv-line: #e2e8f0; --aiv-gold: #f9bc00; --aiv-gold-soft: #fff8dc; }
.aiv-landing :is(#why, #how, #samples, #faq) { scroll-margin-top: 96px; }
/* site-base.css justifies every <p>; in narrow cards that stretches the spaces */
.aiv-landing :is(.aiv-steps, .aiv-metrics, .aiv-chat, .rank-features) p { text-align: start !important; }

/* Hero */
.aiv-landing .aiv-preview { position: relative; }
.aiv-landing .rank-preview img { display: block; width: 100%; height: auto; }

/* Engines strip */
.aiv-landing .aiv-engines { padding-block: 22px; border-block: 1px solid #e3eaf3; background: #f7f9fc; }
.aiv-landing .aiv-engines .container { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 14px 28px; }
.aiv-landing .aiv-engines span { color: #6c819d; font-size: 12px; }
.aiv-landing .aiv-engines ul { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: 0; padding: 0; list-style: none; }
.aiv-landing .aiv-engines li { padding: 7px 16px; border: 1px solid #dce5f1; border-radius: 40px; background: #fff; color: var(--aiv-deep); font-size: 13px; font-weight: 800; letter-spacing: .01em; }

/* Why + chat mock */
.aiv-landing .aiv-split { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(28px, 5vw, 72px); align-items: center; }
.aiv-landing .aiv-checks { display: grid; gap: 14px; margin: 22px 0 0; padding: 0; list-style: none; }
.aiv-landing .aiv-checks li { position: relative; padding-inline-start: 30px; color: var(--aiv-muted); font-size: 14px; line-height: 2; }
.aiv-landing .aiv-checks li::before { content: '✓'; position: absolute; inset-inline-start: 0; top: 3px; display: grid; place-items: center; width: 20px; height: 20px; border-radius: 50%; background: #edf2f8; color: var(--aiv-blue); font-size: 11px; font-weight: 800; }
.aiv-landing .aiv-checks b { color: var(--aiv-ink); }

.aiv-landing .aiv-chat { padding: clamp(18px, 2.4vw, 28px); border: 1px solid #dce5f1; border-radius: 24px; background: linear-gradient(160deg, #f7f9fc, #fff 55%); box-shadow: 0 24px 64px #263f6314; }
.aiv-landing .aiv-chat__q { display: flex; justify-content: flex-start; margin-bottom: 14px; }
.aiv-landing .aiv-chat__q span { max-width: 88%; padding: 12px 16px; border-radius: 18px 18px 4px 18px; background: var(--aiv-blue); color: #fff; font-size: 14px; line-height: 1.9; }
.aiv-landing .aiv-chat__a { padding: 16px 18px; border: 1px solid var(--aiv-line); border-radius: 18px 18px 18px 4px; background: #fff; }
.aiv-landing .aiv-chat__model { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; color: #7a8fa9; font-size: 11px; }
.aiv-landing .aiv-chat__model i { width: 8px; height: 8px; border-radius: 50%; background: #27825e; box-shadow: 0 0 0 4px #e9f6ef; }
body.seolab-public .aiv-landing .aiv-chat__a p { margin: 0 0 8px; color: var(--aiv-ink); font-size: 13px !important; line-height: 1.9 !important; }
.aiv-landing .aiv-chat__a ol { display: grid; gap: 6px; margin: 0; padding-left: 22px; color: var(--aiv-ink); font-size: 13px; font-weight: 700; text-align: left; }
.aiv-landing .aiv-chat__a li::marker { color: #9daec3; font-weight: 600; }
.aiv-landing .aiv-chat__a li.is-you { margin-inline: -8px; padding: 3px 8px; border-radius: 8px; background: var(--aiv-gold-soft); outline: 1px solid #f3dc8a; }
.aiv-landing .aiv-chat__a li.is-you em { float: right; color: #8a6700; font-size: 11px; font-style: normal; font-weight: 700; }
.aiv-landing .aiv-chat__note { margin-top: 14px; color: #6c819d; font-size: 12px; text-align: center; }

/* Real sample numbers */
.aiv-landing .aiv-stats { padding-block: 30px; background: var(--aiv-deep); color: #fff; }
.aiv-landing .aiv-stats__label { margin: 0 0 14px; color: #b9cbe3 !important; font-size: 12px !important; text-align: center !important; text-align-last: center; }
.aiv-landing .aiv-stats__grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.aiv-landing .aiv-stats__grid > div { display: grid; gap: 4px; padding: 6px 16px; text-align: center; }
.aiv-landing .aiv-stats__grid > div + div { border-right: 1px solid #ffffff22; }
.aiv-landing .aiv-stats strong { color: var(--aiv-gold); font-size: clamp(24px, 3vw, 36px); font-weight: 900; line-height: 1.4; }
.aiv-landing .aiv-stats span { color: #d1deef; font-size: 12px; }

/* Steps */
.aiv-landing .aiv-steps { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; margin: 0; padding: 0; list-style: none; counter-reset: none; }
.aiv-landing .aiv-steps li { position: relative; padding: 22px 20px; border: 1px solid #dfe6f1; border-radius: 18px; background: #fff; }
.aiv-landing .aiv-steps li > span { display: block; margin-bottom: 14px; color: var(--aiv-blue); font-size: 22px; font-weight: 900; }
.aiv-landing .aiv-steps li:nth-child(even) > span { color: #b48600; }
.aiv-landing .aiv-steps h3 { font-size: 15px !important; margin-bottom: 8px !important; }
body.seolab-public .aiv-landing .aiv-steps p { margin: 0; font-size: 13px !important; line-height: 1.9 !important; }
.aiv-landing .aiv-steps li:not(:last-child)::after { content: '←'; position: absolute; top: 26px; left: -14px; z-index: 1; display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: #f5f7fb; color: #9daec3; font-size: 12px; }

/* Samples: CSS-only tabs */
.aiv-landing .aiv-tabs__list { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; width: fit-content; max-width: 100%; margin: 0 auto 32px; padding: 6px; border: 1px solid #dce5f1; border-radius: 40px; background: #f5f7fb; }
.aiv-landing .aiv-tabs__list label { position: relative; margin: 0; cursor: pointer; }
.aiv-landing .aiv-tabs__list input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.aiv-landing .aiv-tabs__list label > span { display: block; padding: 9px 18px; border-radius: 30px; color: #64748b; font-size: 13px; font-weight: 700; white-space: nowrap; transition: background .2s, color .2s; }
.aiv-landing .aiv-tabs__list label:hover > span { color: var(--aiv-blue); }
.aiv-landing .aiv-tabs__list input:checked + span { color: #fff; background: var(--aiv-blue); box-shadow: 0 3px 10px #263f631a; }
.aiv-landing .aiv-tabs__list input:focus-visible + span { outline: 2px solid var(--aiv-blue); outline-offset: 3px; }
.aiv-landing .aiv-tab { display: none; grid-template-columns: minmax(0, .7fr) minmax(0, 1.3fr); gap: clamp(24px, 4vw, 56px); align-items: center; }
.aiv-landing .aiv-tabs:has(input[value="site"]:checked) .aiv-tab[data-tab="site"],
.aiv-landing .aiv-tabs:has(input[value="gap"]:checked) .aiv-tab[data-tab="gap"],
.aiv-landing .aiv-tabs:has(input[value="board"]:checked) .aiv-tab[data-tab="board"],
.aiv-landing .aiv-tabs:has(input[value="sov"]:checked) .aiv-tab[data-tab="sov"],
.aiv-landing .aiv-tabs:has(input[value="models"]:checked) .aiv-tab[data-tab="models"],
.aiv-landing .aiv-tabs:has(input[value="raw"]:checked) .aiv-tab[data-tab="raw"] { display: grid; animation: aiv-fade .35s ease; }
.aiv-landing .aiv-tab h3 { font-size: clamp(19px, 2vw, 24px) !important; line-height: 1.7 !important; }
.aiv-landing .aiv-tab .rank-preview { box-shadow: 0 24px 64px #182b461f, 0 3px 12px #182b4608; }
@keyframes aiv-fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
/* Browsers without :has() show every sample stacked instead of an empty section */
@supports not selector(:has(*)) {
    .aiv-landing .aiv-tabs__list { display: none; }
    .aiv-landing .aiv-tab { display: grid; margin-bottom: 48px; }
}

/* Metrics */
.aiv-landing .aiv-metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.aiv-landing .aiv-metrics article { padding: 24px; border: 1px solid #dfe6f1; border-radius: 18px; background: #fff; }
.aiv-landing .aiv-metrics__en { display: inline-block; margin-bottom: 12px; padding: 3px 10px; border-radius: 20px; background: var(--aiv-gold-soft); color: #8a6700; font-size: 11px; font-weight: 700; }
.aiv-landing .aiv-metrics article:nth-child(even) .aiv-metrics__en { background: #edf2f8; color: var(--aiv-blue); }
.aiv-landing .aiv-metrics h3 { margin-bottom: 6px !important; }
body.seolab-public .aiv-landing .aiv-metrics p { margin: 0; font-size: 14px !important; }

/* Comparison table */
.aiv-landing .aiv-compare { max-width: 920px; margin-inline: auto; overflow-x: auto; border: 1px solid #dfe7f1; border-radius: 18px; background: #fff; }
.aiv-landing .aiv-compare table { width: 100%; min-width: 560px; border-collapse: collapse; font-size: 14px; }
.aiv-landing .aiv-compare :is(th, td) { padding: 16px 20px; text-align: right; border-bottom: 1px solid #edf1f6; line-height: 1.9; }
.aiv-landing .aiv-compare tbody tr:last-child :is(th, td) { border-bottom: 0; }
.aiv-landing .aiv-compare thead th { background: #f5f7fb; color: var(--aiv-ink); font-weight: 800; }
.aiv-landing .aiv-compare tbody th { color: #6c819d; font-weight: 700; white-space: nowrap; }
.aiv-landing .aiv-compare td { color: var(--aiv-muted); }
.aiv-landing .aiv-compare .is-aiv { background: #f7f9fd; color: var(--aiv-ink); font-weight: 700; }
.aiv-landing .aiv-compare thead .is-aiv { background: var(--aiv-blue); color: #fff; }

/* Request modal */
.aiv-modal .modal-content { padding: clamp(18px, 3vw, 30px); border: 0; border-radius: 22px; }
.aiv-modal .modal-title { font-weight: 800; color: #182b46; }
body.seolab-public .aiv-modal .aiv-modal__lead { margin: 0 0 6px; color: #5c6f88; font-size: 13px !important; line-height: 1.9 !important; }
.aiv-modal .form-control { min-height: 46px; border: 1px solid #dce4ef; border-radius: 10px; background: #f8fafc; }
.aiv-modal textarea.form-control { min-height: 96px; }
.aiv-modal .form-control:focus { background: #fff; border-color: #6d8eb9; box-shadow: 0 0 0 4px #34568612; }
.aiv-modal .btn-blue { padding: 11px 28px; border-radius: 11px; background: #345686; color: #fff; font-weight: 700; }
.aiv-modal .btn-blue:hover { background: #263f63; color: #fff; }

@media (max-width: 1199px) {
    .aiv-landing .aiv-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .aiv-landing .aiv-steps li::after { display: none; }
}
@media (max-width: 991px) {
    .aiv-landing .aiv-split { grid-template-columns: minmax(0, 1fr); }
    .aiv-landing .aiv-tab { grid-template-columns: minmax(0, 1fr); gap: 20px; }
    .aiv-landing .aiv-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 767px) {
    .aiv-landing .aiv-steps { grid-template-columns: minmax(0, 1fr); gap: 12px; }
    .aiv-landing .aiv-stats__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 16px; }
    .aiv-landing .aiv-stats__grid > div:nth-child(3) { border-right: 0; }
    .aiv-landing .aiv-tabs__list { flex-wrap: nowrap; justify-content: flex-start; width: auto; overflow-x: auto; scrollbar-width: none; border-radius: 16px; }
    .aiv-landing .aiv-tabs__list::-webkit-scrollbar { display: none; }
}
@media (max-width: 575px) {
    .aiv-landing .aiv-engines li { padding: 5px 12px; font-size: 12px; }
    .aiv-landing .aiv-metrics { grid-template-columns: minmax(0, 1fr); }
    .aiv-landing .aiv-chat__q span { max-width: 100%; font-size: 13px; }
    .aiv-landing .aiv-compare :is(th, td) { padding: 12px 14px; font-size: 13px; }
}
@media (prefers-reduced-motion: reduce) {
    .aiv-landing .aiv-tab { animation: none !important; }
}