/* ── Hero Section ───────────────────────────────── */
.verification-hero {
    padding: 160px 80px 100px 80px;
    max-width: 1300px;
    margin: 0 auto;
}

.hero-headline {
    font-size: clamp(40px, 5vw, 64px);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 32px;
}

.hero-body {
    font-size: 18px;
    line-height: 1.7;
    color: var(--gray);
    max-width: 720px;
}

/* ── What Verification Means (Principles pattern) ── */
.principles-section {
    background-color: var(--warm-grey);
    padding: 64px 72px;
    max-width: 1300px;
    margin: 0 auto 32px auto;
    border-radius: 24px;
}

.principles-header {
    margin-bottom: 64px;
}

.principles-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.principle-item {
    padding: 48px 0;
    border-bottom: 1px solid rgba(0,0,0,0.08);
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 32px;
    align-items: start;
}

.principle-item:first-child {
    border-top: 1px solid rgba(0,0,0,0.08);
}

.principle-number {
    font-size: 14px;
    font-weight: 600;
    color: var(--light-gray);
    padding-top: 4px;
}

.principle-content h3 {
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    line-height: 1.3;
}

.principle-content p {
    font-size: 17px;
    line-height: 1.7;
    color: var(--gray);
    max-width: 680px;
}

/* ── Walkthrough Sections ─────────────────────────── */
.walkthrough-section {
    max-width: 1300px;
    margin: 0 auto;
    padding: 100px 80px;
}

.walkthrough-section.warm-bg {
    background-color: var(--warm-grey);
    padding: 64px 72px;
    max-width: 1300px;
    margin: 0 auto 32px auto;
    border-radius: 24px;
}

.walkthrough-header { margin-bottom: 48px; }

.walkthrough-intro {
    font-size: 17px;
    line-height: 1.7;
    color: var(--gray);
    max-width: 720px;
    margin-bottom: 48px;
}

.walkthrough-steps {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.walkthrough-step {
    padding: 32px 0;
    border-bottom: 1px solid rgba(0,0,0,0.08);
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 32px;
    align-items: start;
}

.walkthrough-step:first-child { border-top: 1px solid rgba(0,0,0,0.08); }

.wt-number {
    font-size: 14px;
    font-weight: 600;
    color: var(--light-gray);
    padding-top: 4px;
}

.wt-content h3 {
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
    line-height: 1.3;
}

.wt-content p {
    font-size: 17px;
    line-height: 1.7;
    color: #4a4a4a;
    max-width: 680px;
}

/* ── Code Block ────────────────────────────────────── */
.code-block {
    background: var(--black);
    border-radius: 12px;
    padding: 32px 28px;
    overflow-x: auto;
    margin-top: 48px;
}
.code-block pre {
    font-family: "SF Mono", "Fira Code", Monaco, Consolas, monospace;
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255,255,255,0.85);
    margin: 0;
}
.comment { color: rgba(255,255,255,0.35); }
.keyword { color: #c084fc; }
.string { color: #86efac; }
.function { color: #93c5fd; }
.json-key { color: #93c5fd; }
.json-string { color: #86efac; }
.json-number { color: #fbbf24; }
.json-boolean { color: #fbbf24; }

/* ── Verification Paths Section ─────────────────── */
.paths-section {
    max-width: 1300px;
    margin: 0 auto;
    padding: 100px 80px;
}

.paths-header { margin-bottom: 16px; }

.paths-intro {
    font-size: 17px;
    line-height: 1.6;
    color: var(--gray);
    margin-bottom: 48px;
    max-width: 700px;
}

.paths-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
}

.path-card {
    background: var(--warm-grey);
    border-radius: 16px;
    padding: 32px 28px;
    border: 1px solid rgba(0,0,0,0.06);
    transition: border-color 0.2s ease;
}

.path-card:hover { border-color: rgba(0,0,0,0.15); }

.path-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 4px 10px;
    border-radius: 20px;
    margin-bottom: 20px;
}

.path-badge.common { color: var(--gray); background: rgba(0,0,0,0.06); }
.path-badge.technical { color: #3b5998; background: #e8f0fe; }
.path-badge.independent { color: var(--black); background: rgba(0,0,0,0.08); }

.path-card h3 {
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}

.path-desc {
    font-size: 15px;
    line-height: 1.6;
    color: #4a4a4a;
}

/* ── Page-Specific Mobile Overrides ────────────── */
@media (max-width: 1024px) {
    /* Hero Mobile */
    .verification-hero {
        padding: 120px 24px 48px 24px;
    }
    .hero-headline { font-size: 36px; }
    .hero-body { font-size: 16px; }

    /* Principles Mobile */
    .principles-section {
        padding: 40px 24px;
        margin: 0 12px 12px 12px;
        border-radius: 24px;
    }
    .principles-header { margin-bottom: 40px; }
    .section-headline { font-size: 28px; }
    .principle-item {
        grid-template-columns: 32px 1fr;
        gap: 16px;
        padding: 32px 0;
    }
    .principle-content h3 { font-size: 19px; }
    .principle-content p { font-size: 16px; }

    /* Walkthrough Mobile */
    .walkthrough-section {
        padding: 64px 24px;
    }
    .walkthrough-section.warm-bg {
        padding: 40px 24px;
        margin: 0 12px 12px 12px;
        border-radius: 24px;
    }
    .walkthrough-header { margin-bottom: 32px; }
    .walkthrough-intro { font-size: 16px; margin-bottom: 32px; }
    .walkthrough-step {
        grid-template-columns: 32px 1fr;
        gap: 16px;
        padding: 24px 0;
    }
    .wt-content h3 { font-size: 19px; }
    .wt-content p { font-size: 16px; }
    .code-block { padding: 20px 16px; margin-top: 32px; }
    .code-block pre { font-size: 12px; }

    /* Paths Mobile */
    .paths-section { padding: 64px 24px; }
    .paths-grid { grid-template-columns: 1fr; gap: 16px; }
    .path-card { padding: 24px 20px; }
    .path-card h3 { font-size: 18px; }
}