:root {
    --insights-navy: #0f1f38;
    --insights-teal: #0c7c86;
    --insights-gold: #b08a3c;
    --insights-ink: #1e293b;
    --insights-muted: #52637a;
    --insights-line: #e2e8f0;
    --insights-bg: #f4f7fb;
    --insights-mono: "Cascadia Mono", "Consolas", "SFMono-Regular", monospace;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--insights-bg);
    color: var(--insights-ink);
    font-family: "Noto Sans TC", "Microsoft JhengHei", "Segoe UI", Arial, sans-serif;
    line-height: 1.75;
}

.skip-to-content {
    position: absolute;
    top: -100px;
    left: 16px;
    padding: 12px;
    background: #ffffff;
    z-index: 3000;
}

.skip-to-content:focus {
    top: 8px;
}

.insights-navbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: rgba(255, 255, 255, 0.97);
    border-bottom: 1px solid var(--insights-line);
    box-shadow: 0 2px 12px rgba(15, 31, 56, 0.04);
}

.insights-navbar .navbar-brand {
    color: var(--insights-navy);
    font: 800 1.15rem var(--insights-mono);
}

.insights-navbar .nav-link {
    padding: 8px 12px !important;
    border-radius: 7px;
    color: var(--insights-navy);
    font: 700 0.88rem var(--insights-mono);
}

.insights-navbar .nav-link:hover,
.insights-navbar .nav-link.active {
    background: rgba(12, 124, 134, 0.09);
    color: var(--insights-teal);
}

.insights-shell {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}

.insights-main {
    padding: 48px 0 72px;
}

.insights-hero {
    display: grid;
    grid-template-columns: 1.42fr 1fr;
    gap: 42px;
    align-items: center;
    padding: 52px;
    border: 1px solid var(--insights-line);
    border-radius: 18px;
    background: #ffffff;
    box-shadow: 0 14px 34px rgba(15, 31, 56, 0.05);
    position: relative;
    overflow: hidden;
}

.insights-hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--insights-teal), var(--insights-gold));
}

.insights-eyebrow,
.insights-section-kicker,
.insights-topic-number,
.panel-index {
    font: 700 0.75rem var(--insights-mono);
    letter-spacing: 0.10em;
    color: var(--insights-teal);
}

.eyebrow-marker {
    display: inline-block;
    width: 9px;
    height: 9px;
    margin-right: 6px;
    border-radius: 2px;
    background: var(--insights-gold);
}

.insights-hero h1 {
    margin: 14px 0 12px;
    color: var(--insights-navy);
    font-size: clamp(2.25rem, 4.5vw, 3.5rem);
    font-weight: 850;
    letter-spacing: -0.03em;
}

.insights-lede {
    font-size: 1.21rem;
    font-weight: 700;
    color: var(--insights-navy);
}

.insights-intro,
.insights-section-heading > p,
.insights-topic-card > p,
.insights-related p {
    color: var(--insights-muted);
}

.insights-intro {
    max-width: 620px;
}

.insights-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}

.insights-primary-link,
.insights-secondary-link {
    display: inline-flex;
    gap: 14px;
    align-items: center;
    padding: 12px 19px;
    border-radius: 8px;
    font-weight: 700;
    text-decoration: none;
    transition: background 0.2s, transform 0.2s;
}

.insights-primary-link {
    background: var(--insights-navy);
    color: #ffffff;
}

.insights-primary-link:hover {
    background: var(--insights-teal);
    color: #ffffff;
    transform: translateY(-1px);
}

.insights-secondary-link {
    color: var(--insights-teal);
    border: 1px solid #a6d5d8;
}

.insights-secondary-link:hover {
    background: #ebf7f7;
    color: #075c64;
}

.insights-hero-panel {
    background: var(--insights-navy);
    color: #ffffff;
    border-radius: 14px;
    padding: 28px;
    box-shadow: 0 14px 24px rgba(15, 31, 56, 0.17);
}

.insights-hero-panel .panel-index {
    color: #e8c77f;
}

.insights-hero-panel h2 {
    font-size: 1.4rem;
    margin: 18px 0 22px;
    font-weight: 800;
}

.insights-hero-panel ol {
    margin: 0;
    padding: 0;
    list-style: none;
}

.insights-hero-panel li {
    display: flex;
    gap: 13px;
    padding: 12px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    font-size: 0.95rem;
}

.insights-hero-panel li span {
    flex: none;
    color: #a0e8e9;
    font-family: var(--insights-mono);
}

.insights-hero-panel > p {
    margin: 20px 0 0;
    font-size: 0.86rem;
    color: #d7e3f0;
}

.insights-section {
    padding: 68px 0 0;
}

.insights-section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 25px;
}

.insights-section-heading h2,
.insights-related h2 {
    font-size: clamp(1.5rem, 2.8vw, 2rem);
    color: var(--insights-navy);
    font-weight: 820;
    margin: 6px 0;
}

.insights-section-heading > p {
    max-width: 390px;
    margin: 0;
    font-size: 0.92rem;
}

.insights-topic-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}

.insights-topic-card {
    padding: 28px;
    border: 1px solid var(--insights-line);
    border-radius: 14px;
    background: #ffffff;
    box-shadow: 0 5px 20px rgba(15, 31, 56, 0.035);
}

.insights-topic-icon {
    margin: 24px 0 14px;
    display: grid;
    place-items: center;
    width: 46px;
    height: 46px;
    border-radius: 11px;
    background: #e9f5f5;
    color: var(--insights-teal);
    font-size: 1.25rem;
}

.insights-topic-card h3 {
    color: var(--insights-navy);
    font-weight: 800;
    font-size: 1.35rem;
}

.insights-topic-card > p {
    min-height: 88px;
    margin: 13px 0 18px;
}

.insights-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.insights-tags span {
    display: inline-block;
    border: 1px solid #d1dce7;
    border-radius: 999px;
    padding: 4px 12px;
    color: #43556e;
    background: #f8fafc;
    font: 600 0.76rem var(--insights-mono);
}

.insights-empty-state {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 30px;
    border: 1px dashed #b8c7d7;
    border-radius: 14px;
    background: #fdfefe;
}

.insights-empty-state > i {
    font-size: 1.75rem;
    color: var(--insights-teal);
}

.insights-empty-state h3 {
    font-size: 1.08rem;
    color: var(--insights-navy);
    font-weight: 800;
}

.insights-empty-state p {
    margin: 0;
    color: var(--insights-muted);
}

.insights-related {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 35px;
    margin-top: 66px;
    padding: 36px;
    border-radius: 14px;
    background: #eaf3f6;
    border: 1px solid #cfe2e7;
}

.insights-related p {
    margin: 10px 0 0;
    max-width: 620px;
}

.insights-related-links {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}

.insights-related-links a {
    padding: 12px 16px;
    border: 1px solid #9fb8c6;
    border-radius: 7px;
    background: #ffffff;
    color: var(--insights-navy);
    text-decoration: none;
    white-space: nowrap;
    font-weight: 750;
}

.insights-related-links a:hover {
    border-color: var(--insights-teal);
    color: var(--insights-teal);
}

.insights-footer {
    background: #ffffff;
    border-top: 1px solid var(--insights-line);
    color: var(--insights-muted);
    font-size: 0.86rem;
}

.insights-footer-row {
    padding-top: 25px;
    padding-bottom: 25px;
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
    justify-content: space-between;
}

.insights-footer a {
    color: var(--insights-teal);
    font-weight: 700;
}

:focus-visible {
    outline: 3px solid #b08a3c;
    outline-offset: 3px;
}

@media (max-width: 950px) {
    .insights-hero {
        grid-template-columns: 1fr;
        gap: 26px;
        padding: 36px;
    }

    .insights-section-heading {
        align-items: start;
        flex-direction: column;
    }

    .insights-related {
        align-items: start;
        flex-direction: column;
    }
}

@media (max-width: 650px) {
    .insights-shell {
        padding: 0 18px;
    }

    .insights-main {
        padding: 22px 0 50px;
    }

    .insights-hero {
        padding: 25px;
    }

    .insights-topic-grid {
        grid-template-columns: 1fr;
    }

    .insights-topic-card > p {
        min-height: 0;
    }

    .insights-hero-actions,
    .insights-related-links {
        flex-direction: column;
    }

    .insights-empty-state {
        align-items: flex-start;
        padding: 22px;
        gap: 16px;
    }

    .insights-related {
        margin-top: 42px;
        padding: 24px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .insights-primary-link,
    .insights-secondary-link {
        transition: none;
    }
}

/* Published Insights featured article card. */
.insights-feature { display: grid; grid-template-columns: minmax(0, 1fr) 225px; border: 1px solid #d5e1e9; background: #fff; border-radius: 14px; overflow: hidden; box-shadow: 0 6px 22px rgba(15, 31, 56, .045); }
.insights-feature-copy { padding: clamp(24px, 4vw, 34px); min-width: 0; }
.insights-feature-kicker { margin: 0 0 14px; font: 700 .73rem var(--insights-mono); color: var(--insights-teal); letter-spacing: .08em; }
.insights-feature h3 { max-width: 680px; margin: 0 0 14px; font-size: clamp(1.4rem, 2.3vw, 1.8rem); font-weight: 830; line-height: 1.5; }
.insights-feature h3 a { color: var(--insights-navy); text-decoration: none; }
.insights-feature h3 a:hover { color: var(--insights-teal); }
.insights-feature-copy > p:not(.insights-feature-kicker) { margin-bottom: 20px; color: var(--insights-muted); }
.insights-feature-tags { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 22px; }
.insights-feature-tags span { padding: 3px 11px; color: #485970; background: #f4f7fa; border: 1px solid #dce5ee; border-radius: 999px; font: 650 .72rem var(--insights-mono); }
.insights-feature-link { display: inline-flex; gap: 12px; align-items: center; color: #08747d; font-weight: 800; text-decoration: none; }
.insights-feature-link:hover { text-decoration: underline; }
.insights-feature-side { display: flex; flex-direction: column; gap: 14px; padding: 28px 25px; background: var(--insights-navy); color: #d4e0ea; font-size: .81rem; }
.insights-feature-num { font: 850 4.3rem var(--insights-mono); color: #a0d7d9; letter-spacing: -.08em; line-height: 1.05; }
.insights-feature-label { color: #f0ce83; font-weight: 800; }
@media (max-width: 710px) {
    .insights-feature { grid-template-columns: 1fr; }
    .insights-feature-side { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 9px 15px; padding: 18px 24px; }
    .insights-feature-num { font-size: 2.2rem; }
}