/* ═══════════════════════════════════════════════════════════════
   SAILS.TO — GUIDES (SHARED)
   Cyberpunk-Vintage · Pastel Neon
   Shared styles for all knowledge/guides pages
   Inherits from styles.css
   ═══════════════════════════════════════════════════════════════ */

/* ── GUIDE HEADER ──────────────────────────────────────────── */
.guide-header {
    background: var(--bg-dark);
    padding: 160px var(--space-lg) 80px;
    color: var(--text-on-dark);
    border-bottom: 3px solid var(--neon-purple);
}

.guide-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(123, 104, 238, 0.12);
    border: 2px solid var(--neon-purple);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--neon-purple);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.guide-title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4.5vw, 3.2rem);
    font-weight: 400;
    margin-bottom: 20px;
    line-height: 1.15;
    color: var(--text-on-dark);
}

.guide-meta {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    color: var(--text-muted-dk);
}


/* ── GUIDE CONTENT AREA ────────────────────────────────────── */
.guide-content {
    padding: var(--space-xl) var(--space-lg);
    background: var(--bg-primary);
}

.guide-container {
    max-width: var(--max-prose);
    margin: 0 auto;
}


/* ── TABLE OF CONTENTS NAV ─────────────────────────────────── */
.guide-nav {
    background: var(--bg-card);
    border: 2px solid var(--border-strong);
    padding: 28px;
    margin-bottom: 48px;
}

.guide-nav h4 {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.20em;
    color: var(--neon-orange);
    margin-bottom: 16px;
}

.guide-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 8px;
}

.guide-nav li {
    margin-bottom: 0;
}

.guide-nav li a {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--graphite);
    text-decoration: none;
    padding: 8px 0;
    display: block;
    border-bottom: 1px solid var(--border);
    transition: color var(--speed-fast) ease;
}

.guide-nav li a:hover {
    color: var(--neon-orange);
}


/* ── GUIDE SECTIONS ────────────────────────────────────────── */
.guide-section {
    margin: 56px 0;
    padding-top: 24px;
    border-top: 2px solid var(--border);
}

.guide-section:first-of-type {
    border-top: none;
    margin-top: 0;
}

.guide-section h2 {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 400;
    color: var(--charcoal);
    margin-bottom: 20px;
}

.guide-section h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--charcoal);
    margin: 28px 0 16px;
}

.guide-section p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--graphite);
    margin-bottom: 16px;
}

.guide-section ul,
.guide-section ol {
    margin: 16px 0;
    padding-left: 25px;
}

.guide-section li {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--graphite);
    margin-bottom: 8px;
}


/* ── BACK LINK ─────────────────────────────────────────────── */
/* ── STEP CARDS ────────────────────────────────────────────── */
.step-card {
    background: var(--bg-card);
    border: 2px solid var(--border-strong);
    padding: 28px;
    margin: 24px 0;
    display: flex;
    gap: 20px;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--neon-orange);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.step-content h4 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--charcoal);
    margin-bottom: 10px;
}

.step-content p {
    margin: 0;
}


/* ── INFO & HIGHLIGHT BOXES ────────────────────────────────── */
.info-box {
    background: var(--bg-card);
    border: 2px solid var(--border-strong);
    border-left: 3px solid var(--neon-teal);
    padding: 28px;
    margin: 28px 0;
}

.info-box h4 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 400;
    margin-bottom: 12px;
    color: var(--charcoal);
}

.info-box p:last-child {
    margin-bottom: 0;
}

.highlight-box {
    padding: 20px 28px;
    background: var(--bg-surface);
    border: 2px solid var(--border);
    border-left: 3px solid var(--neon-orange);
    margin: 28px 0;
}

.requirement-box {
    background: var(--bg-alt);
    border: 2px solid var(--border);
    padding: 24px;
    margin: 24px 0;
}

.requirement-box h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 400;
    margin-bottom: 10px;
    color: var(--charcoal);
}


/* ── COMPARISON TABLE ──────────────────────────────────────── */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 28px 0;
    border: 2px solid var(--border-strong);
}

.comparison-table th,
.comparison-table td {
    padding: 14px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.comparison-table th {
    background: var(--bg-dark);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.10em;
    color: var(--neon-teal);
}

.comparison-table td {
    color: var(--graphite);
    font-size: 0.95rem;
}

.comparison-table tbody tr:nth-child(even) {
    background: var(--bg-surface);
}

.comparison-table tbody tr:hover {
    background: rgba(77, 166, 255, 0.06);
}


/* ── ROLE TABS ─────────────────────────────────────────────── */
.role-tabs {
    display: flex;
    gap: 8px;
    margin: 32px 0 24px;
    flex-wrap: wrap;
}

.role-tab {
    padding: 10px 24px;
    background: var(--bg-card);
    border: 2px solid var(--border-strong);
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.10em;
    color: var(--graphite);
    transition: all var(--speed-fast) ease;
}

.role-tab:hover {
    border-color: var(--neon-orange);
    color: var(--neon-orange);
}

.role-tab.active {
    background: var(--neon-orange);
    color: #fff;
    border-color: var(--neon-orange);
}

.role-content {
    display: none;
}

.role-content.active {
    display: block;
}


/* ── DIAGRAM BOXES ─────────────────────────────────────────── */
.diagram-box {
    background: var(--bg-dark);
    color: var(--text-on-dark);
    border: 2px solid var(--border-strong);
    padding: var(--space-lg);
    margin: 32px 0;
}

.diagram-box h4 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 400;
    margin-bottom: 24px;
    text-align: center;
    color: var(--text-on-dark);
}

.structure-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.structure-level {
    background: rgba(255, 107, 53, 0.12);
    border: 2px solid var(--neon-orange);
    padding: 14px 32px;
    text-align: center;
    min-width: 200px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.06em;
}

.structure-connector {
    color: var(--neon-orange);
    font-family: var(--font-mono);
    font-size: 1.5rem;
}

.series-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.series-box {
    background: rgba(240, 240, 255, 0.08);
    border: 2px solid rgba(240, 240, 255, 0.2);
    padding: 10px 20px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.04em;
}


/* ── CTA BOX ───────────────────────────────────────────────── */
.cta-box {
    background: var(--bg-dark);
    color: var(--text-on-dark);
    border: 2px solid var(--border-strong);
    padding: var(--space-lg);
    text-align: center;
    margin-top: 56px;
}

.cta-box h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 400;
    margin-bottom: 16px;
    color: var(--text-on-dark);
}

.cta-box p {
    color: var(--text-muted-dk);
    margin-bottom: 24px;
    font-size: 1.05rem;
}


/* ── RESPONSIVE ────────────────────────────────────────────── */
@media (max-width: 768px) {
    .guide-header {
        padding: 140px var(--space-md) 60px;
    }

    .guide-content {
        padding: 48px var(--space-md);
    }

    .guide-nav ul {
        grid-template-columns: 1fr;
    }

    .step-card {
        flex-direction: column;
        gap: 12px;
    }

    .diagram-box {
        padding: 28px var(--space-md);
    }

    .cta-box {
        padding: 32px var(--space-md);
    }
}