/*
 * Dedicated stylesheet for curated AI pillar pages.
 * Loaded explicitly by page/page-ai-pillar.php with a filemtime version so
 * browser caches cannot keep an older unstyled layout after deployment.
 */
.ai-pillar-page {
    padding: 44px 20px 72px;
    background: #f3f6f9;
}
.ai-pillar-card {
    max-width: var(--ai-reading-max, 1174px);
    margin: 0 auto;
    overflow: hidden;
    border: 1px solid #e2eaf1;
    border-radius: 16px;
    background: #fff;
    box-shadow: 0 18px 50px rgba(28, 52, 74, .08);
}
.ai-pillar-header {
    padding: 48px 72px 38px;
    border-bottom: 1px solid #e5edf4;
    background: linear-gradient(135deg, #f2fbff 0%, #f7f8ff 52%, #f5fbf8 100%);
}
.ai-pillar-eyebrow {
    display: inline-flex;
    margin-bottom: 15px;
    padding: 6px 11px;
    border: 1px solid #b9dcf2;
    border-radius: 999px;
    background: rgba(255, 255, 255, .85);
    color: #1671a8;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .08em;
}
.ai-pillar-header h1 {
    max-width: 900px;
    margin: 0;
    color: #102f45;
    font-size: 38px;
    font-weight: 700;
    line-height: 1.35;
    letter-spacing: -.5px;
}
.ai-pillar-meta {
    margin: 17px 0 0;
    color: #60788b;
    font-size: 14px;
    line-height: 1.7;
}
.ai-pillar-meta span { margin: 0 7px; color: #9aabba; }
.ai-pillar-deck { max-width: 780px; margin: 17px 0 0; color: #48677c; font-size: 17px; line-height: 1.8; }
.ai-pillar-facts { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 22px; color: #526f83; font-size: 14px; }
.ai-pillar-scope { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin: 34px 54px 0; padding: 27px 28px; border: 1px solid #cfe3e0; border-radius: 12px; background: #f3faf8; }
.ai-pillar-scope > div { max-width: 720px; }
.ai-pillar-scope span, .ai-pillar-map header > span { color: #087e6d; font-size: 13px; font-weight: 700; }
.ai-pillar-scope h2, .ai-pillar-map h2 { margin: 5px 0 8px; color: #153a54; font-size: 24px; line-height: 1.45; }
.ai-pillar-scope p { margin: 0; color: #456477; line-height: 1.75; }
.ai-pillar-scope > a { flex: 0 0 auto; color: #087866; font-weight: 700; }
.ai-pillar-content {
    max-width: 920px;
    margin: 0 auto;
    padding: 48px 54px 64px;
    overflow-wrap: anywhere;
    color: #314b5f;
    font-size: 17px;
    line-height: 1.9;
}
.ai-pillar-content > p:first-child {
    margin: 0 0 30px;
    padding: 20px 22px;
    border: 1px solid #d6e9f5;
    border-left: 5px solid #2382bd;
    border-radius: 10px;
    background: #f5fbff;
    color: #24465d;
    font-size: 17px;
}
.ai-pillar-content p { margin: 0 0 20px; }
.ai-pillar-content h2 {
    position: relative;
    margin: 46px 0 20px;
    padding: 0 0 12px 17px;
    border-bottom: 1px solid #e3ebf2;
    color: #153a54;
    font-size: 27px;
    font-weight: 700;
    line-height: 1.45;
}
.ai-pillar-content h2::before {
    content: "";
    position: absolute;
    top: .25em;
    bottom: .65em;
    left: 0;
    width: 5px;
    border-radius: 5px;
    background: linear-gradient(#208bc7, #26b69a);
}
.ai-pillar-content h3 {
    margin: 31px 0 13px;
    color: #21465f;
    font-size: 21px;
    font-weight: 700;
    line-height: 1.5;
}
.ai-pillar-content ul,
.ai-pillar-content ol {
    margin: 15px 0 25px;
    padding-left: 1.55em;
}
.ai-pillar-content li { margin: 0 0 10px; padding-left: .2em; }
.ai-pillar-content li::marker { color: #2488bd; font-weight: 700; }
.ai-pillar-content a {
    color: #1176b5;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}
.ai-pillar-content a:hover { color: #075786; }
.ai-pillar-content figure {
    margin: 30px 0 34px;
    overflow: hidden;
    border: 1px solid #dce6ee;
    border-radius: 12px;
    background: #f7fafc;
}
.ai-pillar-content figure img {
    display: block;
    width: 100%;
    height: auto;
    margin: 0;
}
.ai-pillar-content figcaption {
    padding: 13px 17px;
    border-top: 1px solid #dce6ee;
    color: #566d7e;
    font-size: 13px;
    line-height: 1.7;
}
.ai-pillar-content .ai-table-scroll {
    margin: 24px 0 30px;
    overflow-x: auto;
    border: 1px solid #dce6ee;
    border-radius: 10px;
    background: #fff;
    -webkit-overflow-scrolling: touch;
}
.ai-pillar-content table {
    width: 100%;
    min-width: 680px;
    border-collapse: collapse;
    color: #344f62;
    font-size: 15px;
    line-height: 1.65;
}
.ai-pillar-content th,
.ai-pillar-content td {
    padding: 13px 15px;
    border: 1px solid #e2eaf0;
    vertical-align: top;
    text-align: left;
}
.ai-pillar-content th { background: #edf6fb; color: #173e57; font-weight: 700; }
.ai-pillar-content tbody tr:nth-child(even) { background: #f9fbfc; }
.ai-pillar-content code {
    padding: 2px 6px;
    border-radius: 4px;
    background: #eef3f6;
    color: #b4235a;
    font-size: .9em;
}
.ai-pillar-content pre {
    margin: 24px 0;
    padding: 19px 21px;
    overflow-x: auto;
    border-radius: 9px;
    background: #10283a;
    color: #e7f1f7;
    line-height: 1.7;
}
.ai-pillar-content pre code { padding: 0; background: transparent; color: inherit; }
.ai-pillar-content blockquote {
    margin: 24px 0;
    padding: 18px 21px;
    border-left: 4px solid #31aa91;
    background: #f4fbf9;
    color: #315b54;
}
.ai-pillar-map { margin: 0 54px 50px; padding-top: 38px; border-top: 1px solid #dce6ee; }
.ai-pillar-map header { max-width: 740px; }
.ai-pillar-map header p { margin: 0; color: #61798a; line-height: 1.75; }
.ai-pillar-map ol { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 25px 0 0; padding: 0; list-style: none; counter-reset: topic-map; }
.ai-pillar-map li { min-width: 0; counter-increment: topic-map; }
.ai-pillar-map a { display: grid; min-height: 132px; padding: 20px 20px 18px; border: 1px solid #dce6ed; border-radius: 10px; background: #fff; color: #173b54; text-decoration: none; }
.ai-pillar-map a::before { content: "0" counter(topic-map); color: #11907b; font-size: 13px; font-weight: 800; }
.ai-pillar-map small { margin-top: 5px; color: #526979; }
.ai-pillar-map strong { margin-top: 7px; font-size: 17px; line-height: 1.55; }
.ai-pillar-map a span { align-self: end; margin-top: 12px; color: #087866; font-size: 13px; font-weight: 700; }
.ai-pillar-footer { display: flex; align-items: center; gap: 22px; padding: 27px 54px; border-top: 1px solid #dce6ee; background: #f7fafb; }
.ai-pillar-footer p { flex: 1; margin: 0; color: #5a7181; line-height: 1.65; }
.ai-pillar-footer a { color: #087866; font-weight: 700; white-space: nowrap; }
@media (max-width: 840px) {
    .ai-pillar-page { padding: 24px 13px 45px; }
    .ai-pillar-card { border-radius: 11px; }
    .ai-pillar-header { padding: 35px 28px 29px; }
    .ai-pillar-header h1 { font-size: 31px; }
    .ai-pillar-content { padding: 36px 28px 48px; font-size: 16px; }
    .ai-pillar-content h2 { margin-top: 38px; font-size: 24px; }
    .ai-pillar-scope { margin: 26px 28px 0; }
    .ai-pillar-map { margin: 0 28px 40px; }
    .ai-pillar-footer { padding: 25px 28px; }
}
@media (max-width: 480px) {
    .ai-pillar-page { padding: 14px 8px 34px; }
    .ai-pillar-header { padding: 28px 19px 24px; }
    .ai-pillar-header h1 { font-size: 27px; }
    .ai-pillar-meta span { display: none; }
    .ai-pillar-meta { display: grid; gap: 2px; }
    .ai-pillar-content { padding: 27px 17px 38px; font-size: 16px; line-height: 1.82; }
    .ai-pillar-content > p:first-child { padding: 16px 15px; font-size: 16px; }
    .ai-pillar-content h2 { padding-left: 14px; font-size: 22px; }
    .ai-pillar-content h3 { font-size: 19px; }
    .ai-pillar-deck { font-size: 16px; }
    .ai-pillar-facts { display: grid; gap: 6px; }
    .ai-pillar-scope { display: block; margin: 20px 17px 0; padding: 20px 18px; }
    .ai-pillar-scope h2, .ai-pillar-map h2 { font-size: 21px; }
    .ai-pillar-scope > a { display: inline-block; margin-top: 14px; }
    .ai-pillar-map { margin: 0 17px 32px; padding-top: 30px; }
    .ai-pillar-map ol { grid-template-columns: 1fr; }
    .ai-pillar-map a { min-height: 0; }
    .ai-pillar-footer { display: grid; gap: 12px; padding: 23px 20px; }
}