/* PresenceNet Protocol Page Styles */

/* Colour tokens (kept local so this page needs only the studio stylesheet) */
.protocol-page {
    --seasalt: #f6f8fc;
    --alice-blue: #e9f5fc;
    --lapis-lazuli: #1d5ad6;
    --prussian-blue: #1648ae;
    --charcoal: #0f172a;
}

.protocol-page .container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 28px;
}

/* ===== PROTOCOL PAGE LAYOUT ===== */
.protocol-page {
    background: var(--seasalt);
    padding-top: 70px;
}

/* Protocol Header — original deep-navy blue */
.protocol-header {
    background: linear-gradient(135deg, #0E3A7A 0%, #3470e5 100%);
    color: white;
    padding: 80px 0 60px;
    text-align: center;
}

/* Top actions: whitepaper / book / github */
.protocol-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 34px;
}
.protocol-actions a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 999px;
    font-size: 14.5px;
    font-weight: 600;
    color: #fff;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.35);
    transition: background 0.2s ease, transform 0.2s ease;
}
.protocol-actions a:hover {
    background: rgba(255, 255, 255, 0.24);
    transform: translateY(-2px);
}
.protocol-actions a svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.protocol-header .header-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 24px;
}

.version-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 24px;
    letter-spacing: 0.5px;
}

.protocol-header h1 {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.1;
}

.protocol-header .subtitle {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
    line-height: 1.5;
}

.protocol-trinity {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    font-size: 18px;
}

.trinity-glyph {
    font-size: 32px;
}

.trinity-text {
    font-weight: 500;
    color: rgba(255, 255, 255, 0.95);
}

/* Main Content — two-column docs layout (sidebar + content) */
.protocol-body {
    display: flex;
    align-items: flex-start;
    gap: 44px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 56px 28px 40px;
}

.protocol-main {
    flex: 1;
    min-width: 0;
}

.content-container {
    max-width: none;
    margin: 0;
    padding: 0;
}

/* Sections */
.protocol-section {
    margin-bottom: 80px;
}

.protocol-section h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--charcoal);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 3px solid var(--lapis-lazuli);
}

.protocol-section h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--charcoal);
    margin-top: 40px;
    margin-bottom: 16px;
}

.protocol-section h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--lapis-lazuli);
    margin-top: 24px;
    margin-bottom: 12px;
}

.protocol-section p {
    font-size: 17px;
    line-height: 1.7;
    color: #4a5568;
    margin-bottom: 20px;
}

.protocol-section ul, .protocol-section ol {
    margin-bottom: 24px;
    padding-left: 24px;
}

.protocol-section li {
    font-size: 17px;
    line-height: 1.7;
    color: #4a5568;
    margin-bottom: 12px;
}

.protocol-section li strong {
    color: var(--charcoal);
    font-weight: 600;
}

/* Overview Box */
.overview-box {
    background: white;
    padding: 32px;
    border-radius: 12px;
    border-left: 4px solid var(--lapis-lazuli);
    margin-bottom: 40px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.formula-box {
    background: var(--alice-blue);
    padding: 24px;
    border-radius: 8px;
    text-align: center;
    margin: 24px 0;
    font-size: 18px;
    color: var(--prussian-blue);
}

/* Key Features Grid */
.key-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.feature-card {
    background: white;
    padding: 28px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.feature-card h3 {
    font-size: 20px;
    margin-top: 0;
    margin-bottom: 12px;
    color: var(--prussian-blue);
}

.feature-card p {
    font-size: 15px;
    margin-bottom: 0;
    color: #4a5568;
}

/* Primitives Grid */
.primitives-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-top: 32px;
}

.primitive-card {
    background: white;
    padding: 28px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    text-align: center;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.primitive-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.primitive-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.primitive-card h3 {
    font-size: 20px;
    margin-top: 0;
    margin-bottom: 12px;
    color: var(--prussian-blue);
}

.primitive-card p {
    font-size: 15px;
    margin-bottom: 0;
}

/* Code Blocks */
.code-block {
    background: #1e293b;
    border-radius: 8px;
    padding: 24px;
    margin: 24px 0;
    overflow-x: auto;
}

.code-block pre {
    margin: 0;
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
    color: #e2e8f0;
}

.code-snippet {
    display: inline-block;
    background: #1e293b;
    color: #e2e8f0;
    padding: 4px 12px;
    border-radius: 4px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    margin-top: 8px;
}

/* Archetype Grid */
.archetype-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 32px;
}

.archetype-card {
    background: var(--alice-blue);
    padding: 20px;
    border-radius: 8px;
    border-left: 3px solid var(--lapis-lazuli);
}

.archetype-card h4 {
    margin-top: 0;
    margin-bottom: 8px;
    color: var(--prussian-blue);
}

.archetype-card p {
    font-size: 15px;
    margin-bottom: 0;
}

/* Ritual Examples */
.ritual-examples {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.ritual-example {
    background: white;
    padding: 24px;
    border-radius: 8px;
    border-left: 4px solid var(--lapis-lazuli);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.ritual-example h4 {
    margin-top: 0;
    margin-bottom: 12px;
    color: var(--prussian-blue);
}

.ritual-example p {
    font-size: 15px;
    margin-bottom: 0;
}

/* Vault Modes */
.vault-modes {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.vault-mode {
    background: white;
    padding: 24px;
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.vault-mode h4 {
    margin-top: 0;
    margin-bottom: 12px;
    color: var(--prussian-blue);
}

.vault-mode p {
    font-size: 15px;
    margin-bottom: 12px;
}

/* Chamber Uses */
.chamber-uses {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.chamber-use {
    background: var(--alice-blue);
    padding: 24px;
    border-radius: 8px;
}

.chamber-use h4 {
    margin-top: 0;
    margin-bottom: 12px;
    color: var(--prussian-blue);
}

.chamber-use p {
    font-size: 15px;
    margin-bottom: 0;
}

/* Geometry Grid */
.geometry-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.geometry-card {
    background: white;
    padding: 28px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.geometry-card h4 {
    margin-top: 0;
    margin-bottom: 16px;
    color: var(--prussian-blue);
    font-size: 20px;
}

.geometry-card p {
    font-size: 15px;
    margin-bottom: 12px;
}

.geometry-card p strong {
    display: block;
    color: var(--lapis-lazuli);
    margin-bottom: 4px;
}

/* Resources Grid */
.resources-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.resource-card {
    background: white;
    padding: 28px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.resource-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.resource-card h4 {
    margin-top: 0;
    margin-bottom: 12px;
    color: var(--prussian-blue);
}

.resource-card p {
    font-size: 15px;
    margin-bottom: 0;
    color: #4a5568;
}

/* Blockquotes */
blockquote {
    border-left: 4px solid var(--lapis-lazuli);
    padding-left: 24px;
    margin: 32px 0;
    font-style: italic;
    font-size: 18px;
    color: var(--charcoal);
}

/* Table of Contents Sidebar — sticky beside the content */
.toc-sidebar {
    position: sticky;
    top: 90px;
    flex-shrink: 0;
    width: 230px;
    max-height: calc(100vh - 110px);
    overflow-y: auto;
    background: #fff;
    padding: 18px;
    border: 1px solid var(--line);
    border-radius: 14px;
    box-shadow: 0 2px 12px rgba(15, 23, 42, 0.05);
}

.toc-nav {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.toc-link {
    display: block;
    padding: 10px 16px;
    color: var(--charcoal);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.toc-link:hover {
    background: var(--alice-blue);
    color: var(--lapis-lazuli);
}

.toc-link.active {
    background: var(--lapis-lazuli);
    color: white;
}

/* ===== RESPONSIVE DESIGN ===== */
/* Narrow / mobile: drop the sidebar, let content go full width */
@media (max-width: 860px) {
    .toc-sidebar {
        display: none;
    }

    .protocol-body {
        padding: 40px 22px;
    }
}

@media (max-width: 968px) {
    .protocol-header h1 {
        font-size: 42px;
    }

    .protocol-header .subtitle {
        font-size: 18px;
    }

    .protocol-trinity {
        font-size: 16px;
    }

    .trinity-glyph {
        font-size: 28px;
    }

    .content-container {
        padding: 40px 24px;
    }

    .protocol-section h2 {
        font-size: 30px;
    }

    .protocol-section h3 {
        font-size: 22px;
    }

    .key-features,
    .primitives-grid,
    .archetype-grid,
    .vault-modes,
    .geometry-grid,
    .resources-grid {
        grid-template-columns: 1fr;
    }

    .ritual-examples,
    .chamber-uses {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .protocol-header h1 {
        font-size: 32px;
    }

    .protocol-header .subtitle {
        font-size: 16px;
    }

    .content-container {
        padding: 32px 20px;
    }

    .protocol-section h2 {
        font-size: 26px;
    }

    .protocol-section h3 {
        font-size: 20px;
    }

    .overview-box,
    .feature-card,
    .primitive-card,
    .vault-mode,
    .geometry-card,
    .resource-card {
        padding: 20px;
    }

    .code-block {
        padding: 16px;
        font-size: 13px;
    }
}