/* Dave Lawler — Editorial / Business-Finance Theme
   Ivory + deep navy + muted gold. Serif display, sans body.
   Inspiration: WSJ opinion pages, Matt Levine's Money Stuff, serious founder letters. */

[data-brand="dave"] {
    /* Primary = deep navy; Accent = muted gold. Used by buttons, links, eyebrows. */
    --color-primary: #0b1e3f;
    --color-primary-rgb: 11, 30, 63;
    --color-primary-dark: #061530;
    --color-primary-light: #1e3a6b;
    --color-accent: #b08d57;
    --color-accent-rgb: 176, 141, 87;

    /* Ivory page, white cards. No tint washes. */
    --color-bg: #faf7f0;
    --color-bg-elevated: #ffffff;
    --color-bg-card: #ffffff;
    --color-bg-card-hover: #f5f1e6;
    --color-bg-subtle: #f0ebdd;

    --color-text: #0b1e3f;
    --color-text-secondary: #3d4a63;
    --color-text-tertiary: #8a93a6;
    --color-text-inverse: #faf7f0;

    --color-border: rgba(11, 30, 63, 0.12);
    --color-border-hover: rgba(11, 30, 63, 0.22);

    /* Flat hero — no gradient. A single deep-navy wash sits behind ivory text on
       the name/wordmark below. The whole page reads quiet-editorial, not tech-startup. */
    --gradient-hero: linear-gradient(180deg, #faf7f0 0%, #f0ebdd 100%);
    --gradient-accent: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    /* Kill the rainbow wordmark — "Lawler" becomes a solid navy serif. */
    --gradient-text: linear-gradient(135deg, #0b1e3f 0%, #0b1e3f 100%);
    --gradient-card: none;
    --gradient-glow: none;

    /* No dotted background pattern — unobtrusive editorial surface. */
    --pattern-dots: none;
    --pattern-size: 0;

    color-scheme: light;
}

/* Serif display for headings. Body stays Inter for readability. */
[data-brand="dave"] h1,
[data-brand="dave"] h2,
[data-brand="dave"] h3,
[data-brand="dave"] .hero__title,
[data-brand="dave"] .section-header__title,
[data-brand="dave"] .card__title,
[data-brand="dave"] .cta-section__title {
    font-family: 'Source Serif 4', 'Source Serif Pro', Georgia, serif;
    font-weight: 600;
    letter-spacing: -0.015em;
}

/* Tighter display weight for the hero wordmark — feels like a masthead. */
[data-brand="dave"] .hero__title {
    font-weight: 700;
    letter-spacing: -0.025em;
}

/* Hero sits on ivory, not navy — text is dark. Override the shared
   "hero--gradient sets white text" rules for this brand. */
[data-brand="dave"] .hero--gradient { color: var(--color-text); }
[data-brand="dave"] .hero--gradient .hero__subtitle { color: var(--color-text-secondary); }
[data-brand="dave"] .hero--gradient .hero__eyebrow {
    background: transparent;
    border-color: var(--color-accent);
    color: var(--color-accent);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-size: 0.72rem;
}

/* Header reads as dark-on-ivory from the top — no scrolled/unscrolled split. */
[data-brand="dave"] .site-header { color: var(--color-text); background: rgba(250, 247, 240, 0.85); backdrop-filter: blur(8px); }
[data-brand="dave"] .site-header .nav-link { color: var(--color-text-secondary); }
[data-brand="dave"] .site-header .nav-link:hover { color: var(--color-text); background: var(--color-border); }
[data-brand="dave"] .site-header .logo { color: var(--color-text); font-family: 'Source Serif 4', Georgia, serif; }
[data-brand="dave"] .site-header.scrolled { background: rgba(250, 247, 240, 0.95); }
[data-brand="dave"] .site-header.scrolled .nav-link { color: var(--color-text-secondary); }
[data-brand="dave"] .site-header.scrolled .nav-link:hover { color: var(--color-text); background: var(--color-border); }
[data-brand="dave"] .site-header.scrolled .logo { color: var(--color-text); }

/* Thin gold rule under the hero — the single decorative flourish. */
[data-brand="dave"] .hero::after {
    content: "";
    display: block;
    width: 64px;
    height: 2px;
    background: var(--color-accent);
    margin: var(--space-6) auto 0;
}

/* Links inline in prose: navy + gold underline offset. */
[data-brand="dave"] .section a:not(.btn):not(.card) {
    color: var(--color-primary);
    text-decoration: underline;
    text-decoration-color: var(--color-accent);
    text-underline-offset: 3px;
    text-decoration-thickness: 1px;
}
[data-brand="dave"] .section a:not(.btn):not(.card):hover {
    text-decoration-color: var(--color-primary);
}

/* ============================================================
   Editorial treatment shared across /books, /businesses, /about
   ============================================================ */

/* Series section header — used to break /books into AI/Bitcoin
   blocks and /businesses into Company/Sister/Before blocks. */
[data-brand="dave"] .series-header {
    max-width: 720px;
    margin: 0 auto var(--space-6);
    text-align: center;
}
[data-brand="dave"] .series-header__eyebrow {
    display: inline-block;
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-2);
}
[data-brand="dave"] .series-header__title {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 700;
    color: var(--color-primary);
    margin: 0 0 var(--space-3);
    letter-spacing: -0.02em;
}
[data-brand="dave"] .series-header__intro {
    color: var(--color-text-secondary);
    font-size: var(--text-lg);
    line-height: var(--leading-relaxed);
    margin: 0;
}

/* Book detail article — the core "editorial book entry" block
   used instead of cover-image cards. Left border in accent gold
   evokes a magazine pull-quote / book-page rule. */
[data-brand="dave"] .book-detail {
    max-width: 720px;
    margin: 0 auto var(--space-6);
    padding: var(--space-5) var(--space-6);
    background: var(--color-bg-elevated);
    border-left: 4px solid var(--color-accent);
    border-top: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    border-radius: 0 6px 6px 0;
}
[data-brand="dave"] .book-detail:last-child {
    margin-bottom: 0;
}
[data-brand="dave"] .book-detail__series {
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-2);
}
[data-brand="dave"] .book-detail__title {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: clamp(1.875rem, 3vw, 2.5rem);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin: 0 0 var(--space-1);
}
[data-brand="dave"] .book-detail__subtitle {
    font-family: 'Source Serif 4', Georgia, serif;
    font-style: italic;
    color: var(--color-text-tertiary);
    font-size: var(--text-lg);
    margin: 0 0 var(--space-4);
}
[data-brand="dave"] .book-detail__body p {
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    font-size: var(--text-base);
    margin-bottom: var(--space-3);
}
[data-brand="dave"] .book-detail__who-for {
    margin-top: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-subtle);
    border-radius: 4px;
    font-size: 0.95rem;
    color: var(--color-text-secondary);
}
[data-brand="dave"] .book-detail__who-for strong {
    color: var(--color-primary);
    font-weight: 700;
}
[data-brand="dave"] .book-detail footer {
    margin-top: var(--space-4);
}

/* Spotlight block — used on /businesses for Second Ring, sitting
   nested inside the Velocity Point write-up. */
[data-brand="dave"] .spotlight {
    max-width: 720px;
    margin: var(--space-5) auto 0;
    padding: var(--space-5) var(--space-6);
    background: var(--color-bg-subtle);
    border-radius: 8px;
    border: 1px solid var(--color-border);
}
[data-brand="dave"] .spotlight__eyebrow {
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-2);
}
[data-brand="dave"] .spotlight__title {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 700;
    color: var(--color-primary);
    margin: 0 0 var(--space-3);
    letter-spacing: -0.02em;
}
[data-brand="dave"] .spotlight__body {
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-4);
}
[data-brand="dave"] .spotlight__cta {
    margin: 0;
}

/* About — portrait figure (renders intentional even without image) */
[data-brand="dave"] .about-portrait {
    max-width: 480px;
    margin: 0 auto;
    text-align: center;
}
[data-brand="dave"] .about-portrait__placeholder {
    width: 100%;
    aspect-ratio: 4 / 5;
    background:
        linear-gradient(135deg, var(--color-bg-subtle) 0%, var(--color-bg-card-hover) 100%);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-tertiary);
    font-family: 'Source Serif 4', Georgia, serif;
    font-style: italic;
    font-size: var(--text-base);
    letter-spacing: 0.02em;
}
[data-brand="dave"] .about-portrait img {
    width: 100%;
    height: auto;
    border-radius: 6px;
    display: block;
}
[data-brand="dave"] .about-portrait__caption {
    margin-top: var(--space-2);
    font-size: 0.9rem;
    color: var(--color-text-tertiary);
    font-style: italic;
}

/* About — narrative prose block */
[data-brand="dave"] .about-narrative {
    max-width: 680px;
    margin: 0 auto;
}
[data-brand="dave"] .about-narrative p {
    color: var(--color-text);
    font-size: var(--text-lg);
    line-height: 1.75;
    margin-bottom: var(--space-5);
    font-family: 'Source Serif 4', Georgia, serif;
    font-weight: 400;
}
[data-brand="dave"] .about-narrative p:last-child {
    margin-bottom: 0;
}

/* About — writing philosophy callout (pull-quote) */
[data-brand="dave"] .about-philosophy {
    max-width: 680px;
    margin: 0 auto;
    padding: var(--space-6);
    background: var(--color-bg-elevated);
    border-left: 4px solid var(--color-accent);
    border-radius: 0 6px 6px 0;
}
[data-brand="dave"] .about-philosophy__eyebrow {
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-3);
}
[data-brand="dave"] .about-philosophy blockquote {
    margin: 0;
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-style: italic;
    line-height: 1.5;
    color: var(--color-primary);
    letter-spacing: -0.01em;
}

/* Contact — two-column form + side panel */
[data-brand="dave"] .contact-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
    max-width: 960px;
    margin: 0 auto;
}
@media (min-width: 860px) {
    [data-brand="dave"] .contact-layout {
        grid-template-columns: 3fr 2fr;
        gap: var(--space-8);
        align-items: start;
    }
}
[data-brand="dave"] .contact-form {
    background: var(--color-bg-elevated);
    padding: var(--space-6);
    border: 1px solid var(--color-border);
    border-radius: 8px;
}
[data-brand="dave"] .contact-prefer {
    background: var(--color-bg-subtle);
    padding: var(--space-5) var(--space-6);
    border-left: 4px solid var(--color-accent);
    border-radius: 0 6px 6px 0;
}
[data-brand="dave"] .contact-prefer__title {
    font-family: 'Source Serif 4', Georgia, serif;
    font-size: 1.5rem;
    color: var(--color-primary);
    margin: 0 0 var(--space-3);
}
[data-brand="dave"] .contact-prefer__text {
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-3);
}
[data-brand="dave"] .contact-prefer__list {
    list-style: none;
    padding: 0;
    margin: 0;
}
[data-brand="dave"] .contact-prefer__list li {
    padding: var(--space-2) 0;
    border-top: 1px solid var(--color-border);
}
[data-brand="dave"] .contact-prefer__list li:first-child {
    border-top: none;
}
[data-brand="dave"] .contact-prefer__list a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
}
[data-brand="dave"] .contact-prefer__list a:hover {
    color: var(--color-accent);
}