/* Scoped styles for Views/Home/Knowledge.cshtml. */
.knowledge-page {
    color-scheme: light;
    --bg: #f8fafc;
    --panel: #ffffff;
    --panel-soft: #f1f5f9;
    --text: #111827;
    --muted: #64748b;
    --line: #dbe3ea;
    --brand: #0f766e;
    --brand-dark: #115e59;
    --accent: #2563eb;
    --shadow: 0 16px 42px rgba(15, 23, 42, 0.08);
    background:
        radial-gradient(circle at 12% 8%, rgba(20, 184, 166, 0.13), transparent 30%),
        linear-gradient(180deg, #f8fcfb 0%, #f3faf8 100%);
    color: var(--text);
    font-family: Arial, "Noto Sans TC", sans-serif;
    margin: 0;
    min-height: 100vh;
}

.knowledge-page * {
    box-sizing: border-box;
}

.knowledge-page a {
    color: inherit;
    text-decoration: none;
}

.knowledge-page img {
    display: block;
    max-width: 100%;
}

.knowledge-page .landing-nav {
    background: rgba(248, 250, 252, 0.92);
    border-bottom: 1px solid rgba(219, 227, 234, 0.9);
    backdrop-filter: blur(14px);
    position: sticky;
    top: 0;
    z-index: 20;
}

.knowledge-page .landing-nav-shell {
    align-items: center;
    display: flex;
    gap: 24px;
    justify-content: space-between;
    margin: 0 auto;
    max-width: 1180px;
    min-height: 78px;
    padding: 0 24px;
}

.knowledge-page .landing-brand {
    align-items: center;
    color: var(--brand);
    display: inline-flex;
    flex: 0 0 auto;
    font-size: 21px;
    gap: 10px;
    font-weight: 900;
    text-decoration: none;
}

.knowledge-page .landing-brand-mark {
    border-radius: 7px;
    height: 38px;
    object-fit: contain;
    width: 38px;
}

.knowledge-page .landing-nav-links {
    align-items: center;
    display: flex;
    flex: 1 1 auto;
    gap: 4px;
    justify-content: center;
}

.knowledge-page .landing-nav-links a {
    border-radius: 8px;
    color: var(--muted);
    font-size: 15px;
    font-weight: 800;
    padding: 10px 12px;
    text-decoration: none;
    transition: background 0.18s ease, color 0.18s ease;
}

.knowledge-page .landing-nav-links a:hover {
    background: #e6fffb;
    color: var(--brand);
}

.knowledge-page .landing-nav-action,
.knowledge-page .knowledge-button {
    align-items: center;
    border-radius: 8px;
    display: inline-flex;
    font-weight: 900;
    justify-content: center;
    min-height: 50px;
    padding: 11px 20px;
    text-decoration: none;
    white-space: nowrap;
}

.knowledge-page .landing-nav-action,
.knowledge-page .knowledge-button.primary {
    background: var(--brand);
    color: #ffffff;
}

.knowledge-page .knowledge-button.secondary {
    background: var(--panel);
    border: 1px solid var(--line);
    color: var(--text);
}

.knowledge-page .landing-nav-toggle,
.knowledge-page .landing-menu-button {
    display: none;
}

.knowledge-page .knowledge-hero,
.knowledge-page .knowledge-section,
.knowledge-page .knowledge-bottom-cta,
.knowledge-page .knowledge-footer {
    margin: 0 auto;
    max-width: 1180px;
    padding-left: 24px;
    padding-right: 24px;
}

.knowledge-page .knowledge-hero {
    align-items: center;
    display: grid;
    gap: clamp(32px, 5vw, 64px);
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
    min-height: calc(72vh - 78px);
    padding-bottom: 72px;
    padding-top: 72px;
}

.knowledge-page .knowledge-eyebrow,
.knowledge-page .section-heading span,
.knowledge-page .knowledge-bottom-cta > span,
.knowledge-page .empty-state > span {
    color: var(--brand);
    display: inline-flex;
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.knowledge-page h1,
.knowledge-page h2,
.knowledge-page h3,
.knowledge-page p {
    margin-top: 0;
}

.knowledge-page h1 {
    font-size: clamp(42px, 6vw, 72px);
    line-height: 1.04;
    margin-bottom: 20px;
    max-width: 820px;
}

.knowledge-page .knowledge-hero-copy > p:last-of-type,
.knowledge-page .section-heading p,
.knowledge-page .knowledge-bottom-cta p,
.knowledge-page .empty-state p {
    color: var(--muted);
    font-size: 18px;
    line-height: 1.75;
}

.knowledge-page .knowledge-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.knowledge-page .knowledge-hero-panel,
.knowledge-page .knowledge-card,
.knowledge-page .guide-card,
.knowledge-page .scenario-card,
.knowledge-page .empty-state {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.knowledge-page .knowledge-hero-panel {
    padding: clamp(24px, 4vw, 36px);
}

.knowledge-page .signal-card {
    background: #ecfdf5;
    border: 1px solid rgba(15, 118, 110, 0.18);
    border-radius: 8px;
    padding: 20px;
}

.knowledge-page .signal-card span,
.knowledge-page .knowledge-card span {
    color: var(--brand);
    display: block;
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 0.06em;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.knowledge-page .signal-card strong {
    display: block;
    font-size: 22px;
    line-height: 1.35;
}

.knowledge-page .signal-flow {
    display: grid;
    gap: 10px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin: 18px 0;
}

.knowledge-page .signal-flow span {
    background: var(--panel-soft);
    border-radius: 8px;
    color: var(--text);
    font-size: 14px;
    font-weight: 800;
    padding: 12px;
    text-align: center;
}

.knowledge-page .signal-list p {
    color: var(--muted);
    margin-bottom: 10px;
}

.knowledge-page .signal-list ul,
.knowledge-page .scenario-card ul {
    color: var(--muted);
    line-height: 1.8;
    margin: 0;
    padding-left: 20px;
}

.knowledge-page .knowledge-section {
    padding-bottom: 84px;
}

.knowledge-page .section-heading {
    max-width: 760px;
}

.knowledge-page .section-heading h2,
.knowledge-page .knowledge-bottom-cta h2,
.knowledge-page .empty-state h2 {
    font-size: clamp(30px, 4vw, 48px);
    line-height: 1.12;
    margin-bottom: 14px;
}

.knowledge-page .topic-grid,
.knowledge-page .guide-grid,
.knowledge-page .scenario-grid {
    display: grid;
    gap: 18px;
    margin-top: 32px;
}

.knowledge-page .topic-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.knowledge-page .guide-grid,
.knowledge-page .scenario-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.knowledge-page .knowledge-card,
.knowledge-page .guide-card,
.knowledge-page .scenario-card {
    padding: 24px;
}

.knowledge-page .knowledge-card.featured {
    background:
        linear-gradient(135deg, rgba(15, 118, 110, 0.1), rgba(37, 99, 235, 0.06)),
        #ffffff;
}

.knowledge-page .knowledge-card h3,
.knowledge-page .guide-card h3,
.knowledge-page .scenario-card h3 {
    font-size: 22px;
    line-height: 1.25;
    margin-bottom: 12px;
}

.knowledge-page .knowledge-card p,
.knowledge-page .guide-card p,
.knowledge-page .scenario-card p {
    color: var(--muted);
    line-height: 1.7;
    margin-bottom: 0;
}

.knowledge-page .guide-card strong {
    color: var(--brand);
    display: block;
    font-size: 14px;
    margin-bottom: 14px;
}

.knowledge-page .guide-card a,
.knowledge-page .guide-card span {
    display: inline-flex;
    font-size: 14px;
    font-weight: 900;
    margin-top: 18px;
}

.knowledge-page .guide-card a {
    color: var(--brand);
}

.knowledge-page .guide-card span {
    color: var(--muted);
}

.knowledge-page .process-list {
    counter-reset: process;
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    list-style: none;
    margin: 32px 0 0;
    padding: 0;
}

.knowledge-page .process-list li {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 20px;
}

.knowledge-page .process-list span {
    color: var(--brand);
    display: block;
    font-size: 13px;
    font-weight: 900;
    margin-bottom: 10px;
}

.knowledge-page .process-list strong {
    display: block;
    font-size: 18px;
    margin-bottom: 8px;
}

.knowledge-page .process-list p {
    color: var(--muted);
    line-height: 1.6;
    margin-bottom: 0;
}

.knowledge-page .center-action {
    display: flex;
    justify-content: center;
    margin-top: 28px;
}

.knowledge-page .empty-state {
    padding: clamp(28px, 5vw, 48px);
    text-align: center;
}

.knowledge-page .empty-state p {
    margin-left: auto;
    margin-right: auto;
    max-width: 760px;
}

.knowledge-page .knowledge-bottom-cta {
    background:
        radial-gradient(circle at 20% 10%, rgba(20, 184, 166, 0.18), transparent 30%),
        #0f766e;
    border-radius: 8px;
    color: #ffffff;
    margin-bottom: 80px;
    padding-bottom: clamp(34px, 6vw, 58px);
    padding-top: clamp(34px, 6vw, 58px);
    text-align: center;
}

.knowledge-page .knowledge-bottom-cta > span,
.knowledge-page .knowledge-bottom-cta p {
    color: rgba(255, 255, 255, 0.82);
}

.knowledge-page .knowledge-bottom-cta .knowledge-actions {
    justify-content: center;
}

.knowledge-page .knowledge-bottom-cta .knowledge-button.secondary {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.28);
    color: #ffffff;
}

.knowledge-page .knowledge-footer {
    align-items: center;
    border-top: 1px solid var(--line);
    color: var(--muted);
    display: flex;
    gap: 18px;
    justify-content: space-between;
    padding-bottom: 34px;
    padding-top: 34px;
}

.knowledge-page .knowledge-footer p {
    margin: 0;
}

@media (max-width: 1024px) {
    .knowledge-page .topic-grid,
    .knowledge-page .process-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 820px) {
    .knowledge-page .knowledge-hero {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .knowledge-page .landing-nav-shell {
        flex-wrap: wrap;
        gap: 12px;
        min-height: 72px;
        padding: 0 20px;
    }

    .knowledge-page .landing-brand {
        font-size: 20px;
    }

    .knowledge-page .landing-brand-mark {
        height: 36px;
        width: 36px;
    }

    .knowledge-page .landing-nav-action {
        margin-left: auto;
        min-height: 48px;
        order: 3;
        padding: 10px 16px;
    }

    .knowledge-page .landing-menu-button {
        align-items: center;
        border: 1px solid #cbd5e1;
        border-radius: 8px;
        cursor: pointer;
        display: inline-flex;
        flex: 0 0 48px;
        flex-direction: column;
        gap: 4px;
        height: 48px;
        justify-content: center;
        order: 2;
        width: 48px;
    }

    .knowledge-page .landing-menu-button span {
        background: var(--text);
        border-radius: 999px;
        display: block;
        height: 2px;
        width: 18px;
    }

    .knowledge-page .landing-nav-links {
        background: var(--panel);
        border: 1px solid var(--line);
        border-radius: 8px;
        box-shadow: var(--shadow);
        display: none;
        flex: 0 0 100%;
        gap: 4px;
        margin-bottom: 12px;
        order: 4;
        padding: 10px;
    }

    .knowledge-page .landing-nav-links a {
        display: block;
        padding: 12px 14px;
    }

    .knowledge-page .landing-nav-toggle:checked ~ .landing-nav-links {
        display: grid;
    }

    .knowledge-page .knowledge-hero,
    .knowledge-page .knowledge-section,
    .knowledge-page .knowledge-bottom-cta,
    .knowledge-page .knowledge-footer {
        padding-left: 20px;
        padding-right: 20px;
    }

    .knowledge-page .knowledge-hero {
        padding-bottom: 56px;
        padding-top: 56px;
    }

    .knowledge-page .topic-grid,
    .knowledge-page .guide-grid,
    .knowledge-page .scenario-grid,
    .knowledge-page .process-list {
        grid-template-columns: 1fr;
    }

    .knowledge-page .knowledge-actions,
    .knowledge-page .center-action {
        align-items: stretch;
        flex-direction: column;
    }

    .knowledge-page .knowledge-button {
        width: 100%;
    }

    .knowledge-page .signal-flow {
        grid-template-columns: 1fr;
    }

    .knowledge-page .knowledge-footer {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 430px) {
    .knowledge-page h1 {
        font-size: 40px;
    }

    .knowledge-page .knowledge-hero-copy > p:last-of-type,
    .knowledge-page .section-heading p,
    .knowledge-page .knowledge-bottom-cta p,
    .knowledge-page .empty-state p {
        font-size: 16px;
    }
}