/* === Case Study Article Page ===
   Builds on the design tokens in styles.css (dark-first, light via
   prefers-color-scheme). Page accent matches the DG Media Search
   portfolio card (indigo). */

/* --accent is rendered as TEXT in .case-badge and .case-flow .flow-node, so
   each value must clear 4.5:1 against the tinted rgba(var(--accent), 0.1)
   chip it sits on. Indigo and violet were too dark for the dark page. */
.case-page {
    --accent: 129, 140, 248; /* DG Media Search — indigo (default) */
}

.case-page.accent-cyan { --accent: 6, 182, 212; }      /* Ralph Loops */
.case-page.accent-purple { --accent: 167, 139, 250; }  /* ShowPulse */
.case-page.accent-emerald { --accent: 16, 185, 129; }  /* DG Logistic */
.case-page.accent-blue { --accent: 56, 189, 248; }     /* Operations Calendar */

/* Hero */
.case-hero {
    padding: 10rem 0 5rem;
    text-align: center;
    background-color: var(--bg-primary);
    background-image:
        radial-gradient(circle at 20% 50%, rgba(var(--accent), 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.06) 0%, transparent 50%),
        radial-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: auto, auto, 24px 24px;
    border-bottom: 1px solid var(--border-color);
}

.case-hero .container {
    max-width: 900px;
}

.case-hero h1 {
    font-size: var(--text-3xl);
    margin-bottom: 1rem;
}

.case-hero .subtitle {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    margin-bottom: 0;
}

.case-hero .case-badge {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.4rem 1rem;
    color: rgb(var(--accent));
    background: rgba(var(--accent), 0.1);
    border: 1px solid rgba(var(--accent), 0.25);
    border-radius: 20px;
    margin-bottom: 1.5rem;
}

/* Stats strip */
.case-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1px;
    background: var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.case-stat {
    background: var(--bg-tertiary);
    padding: 2rem 1rem;
    text-align: center;
}

.case-stat .stat-value {
    display: block;
    font-family: 'JetBrains Mono', monospace;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1.2;
}

.case-stat .stat-label {
    display: block;
    font-size: var(--text-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.35rem;
}

/* Article body */
.case-article {
    max-width: 800px;
    margin: 0 auto;
    padding: 4rem 20px 2rem;
}

.case-article h2 {
    text-align: start;
    font-size: var(--text-2xl);
    margin-top: 3rem;
    display: block;
    width: auto;
}

.case-article h2::after {
    margin: 0.5rem 0 0;
}

.case-article h2:first-child {
    margin-top: 0;
}

.case-article p {
    color: var(--text-secondary);
}

.case-article strong {
    color: var(--text-color);
}

.case-article code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85em;
    padding: 0.1rem 0.4rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-color);
}

.case-article ul {
    margin: 0 0 1rem 1.5rem;
    color: var(--text-secondary);
}

.case-article li {
    margin-bottom: 0.6rem;
}

.case-article .lang-he {
    direction: rtl;
    unicode-bidi: isolate;
    font-weight: 600;
    color: var(--text-color);
}

/* Cost table */
.cost-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.cost-table th,
.cost-table td {
    padding: 0.9rem 1.25rem;
    text-align: start;
    border-bottom: 1px solid var(--border-color);
}

.cost-table th {
    font-family: 'JetBrains Mono', monospace;
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    background: var(--bg-tertiary);
}

.cost-table td {
    color: var(--text-secondary);
}

.cost-table tr:last-child td {
    border-bottom: none;
}

.cost-table td:last-child {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    color: var(--secondary-color);
    white-space: nowrap;
}

/* Terminal-style architecture flow (for pages without screenshots) */
.case-flow {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: var(--text-sm);
    overflow-x: auto;
}

.case-flow .flow-line {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 0.75rem;
    color: var(--text-secondary);
}

.case-flow .flow-node {
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    background: rgba(var(--accent), 0.1);
    border: 1px solid rgba(var(--accent), 0.25);
    color: rgb(var(--accent));
    white-space: nowrap;
}

.case-flow .flow-arrow {
    color: var(--text-muted);
    font-weight: 700;
}

.case-flow figcaption {
    margin-top: 1rem;
    font-size: var(--text-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* Screenshot figure */
.case-figure {
    margin: 2rem 0;
}

.case-figure img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
}

.case-figure figcaption {
    font-size: var(--text-sm);
    color: var(--text-muted);
    text-align: center;
    margin-top: 0.6rem;
}

/* Portrait / phone screenshot — constrained width, device-like frame */
.case-figure.phone img {
    display: block;
    max-width: 300px;
    margin: 0 auto;
    border-radius: 22px;
    border: 6px solid var(--bg-tertiary);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

/* CTA band */
.case-cta {
    text-align: center;
    background: var(--bg-secondary);
    border: 1px solid rgba(var(--accent), 0.3);
    border-radius: 12px;
    padding: 2.5rem 2rem;
    margin: 3rem 0 1rem;
}

.case-cta h2 {
    text-align: center;
    margin-top: 0;
}

.case-cta h2::after {
    margin: 0.5rem auto 0;
}

/* Disclosure footnote */
.case-disclosure {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px 4rem;
    font-size: var(--text-sm);
    color: var(--text-muted);
    font-style: italic;
    text-align: center;
}

@media (max-width: 768px) {
    .case-hero {
        padding: 8rem 0 4rem;
    }

    .case-hero h1 {
        font-size: var(--text-2xl);
    }

    .case-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .cost-table th,
    .cost-table td {
        padding: 0.7rem 0.9rem;
    }
}

@media (prefers-color-scheme: light) {
    /* Every accent flips to its dark variant — the light-mode versions of the
       badge and flow-node chips sit on a near-white page. */
    .case-page { --accent: 67, 56, 202; }                  /* indigo */
    .case-page.accent-cyan { --accent: 14, 116, 144; }     /* matches --primary-color */
    .case-page.accent-purple { --accent: 109, 40, 217; }
    .case-page.accent-emerald { --accent: 4, 120, 87; }
    .case-page.accent-blue { --accent: 3, 105, 161; }

    .case-hero {
        background-image:
            radial-gradient(circle at 20% 50%, rgba(var(--accent), 0.05) 0%, transparent 50%),
            radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.04) 0%, transparent 50%),
            radial-gradient(rgba(0, 0, 0, 0.04) 1px, transparent 1px);
        background-size: auto, auto, 24px 24px;
    }

    .case-article code {
        background: rgba(0, 0, 0, 0.05);
    }
}

/* === extracted inline styles (001) === */
/* Case-study subheads and stat units, moved verbatim out of style="" attributes
   so the CSP style-src no longer needs 'unsafe-inline'. Owned by pc1 — task 001. */
.case-subhead {
    color: rgb(var(--accent));
    margin-top: 2rem;
}

.case-subhead-spaced {
    margin-top: 2.5rem;
}

.case-stat .stat-value .stat-unit {
    font-size: 1.1rem;
}