/* ===================================================================
   Architecture Page Styles (Dark Theme, Technical Documentation)
   =================================================================== */

:root {
    --arch-bg: #F5F5F0;
    --arch-bg-soft: #EDEDE8;
    --arch-border: #DCDCC9;
    --arch-border-glow: rgba(200, 230, 74, 0.5);
    --arch-text-primary: #1A1A1A;
    --arch-text-secondary: #6B7280;
    --arch-accent: #3D4F2F;
    --font-mono: 'JetBrains Mono', monospace;
}

body.arch-body {
    background-color: var(--arch-bg);
    color: var(--arch-text-primary);
    font-family: var(--font-body);
}

/* Nav Overrides Removed for Light Mode */

/* Hero Section */
.arch-hero {
    padding: 160px 0 80px;
    text-align: center;
    border-bottom: 1px solid var(--arch-border);
    position: relative;
    overflow: hidden;
}

/* Subtle background glow */
.arch-hero::before {
    content: '';
    position: absolute;
    top: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(circle, rgba(200, 230, 74, 0.3) 0%, rgba(245, 245, 240, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

.arch-eyebrow {
    font-family: var(--font-body);
    display: inline-block;
    padding: 8px 16px;
    background: #FFFFFF;
    border-radius: 50px;
    color: var(--arch-accent);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 32px;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.arch-title {
    font-size: 72px;
    line-height: 1.1;
    font-weight: 400;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
    color: var(--arch-accent);
}

.arch-subtitle {
    font-size: 18px;
    color: var(--arch-text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Common Section Styles */
.arch-section {
    padding: 100px 0;
    border-bottom: 1px solid var(--arch-border);
}

.bg-gradient-dark {
    background: linear-gradient(to bottom, var(--arch-bg), var(--arch-bg-soft));
}

.arch-section-header {
    text-align: center;
    margin-bottom: 64px;
}

.arch-section-header h2 {
    font-size: 48px;
    font-weight: 400;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
    color: var(--arch-accent);
    line-height: 1.2;
}

.arch-section-header p {
    color: var(--arch-text-secondary);
    font-size: 16px;
}

/* =========================================
   SECTION 1: SYSTEM DIAGRAM (Supabase Style)
   ========================================= */

.system-diagram {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.diagram-layer {
    width: 100%;
    display: flex;
    justify-content: center;
    position: relative;
    z-index: 2;
}

.diagram-layer.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.diagram-box {
    background: var(--arch-bg-soft);
    border: 1px solid var(--arch-border);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    transition: transform 0.2s, border-color 0.2s;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.diagram-box:hover {
    border-color: var(--arch-border-glow);
    transform: translateY(-2px);
}

.client-box,
.api-box {
    width: 400px;
}

.box-icon {
    font-size: 24px;
    margin-bottom: 12px;
}

.diagram-box h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--arch-text-primary);
}

.diagram-box p {
    font-size: 13px;
    color: var(--arch-text-secondary);
    margin-bottom: 16px;
    line-height: 1.5;
}

.tech-tag {
    display: inline-block;
    background: rgba(0, 0, 0, 0.03);
    border: 1px solid rgba(0, 0, 0, 0.08);
    color: var(--arch-text-secondary);
    font-family: var(--font-mono);
    font-size: 11px;
    padding: 4px 10px;
    border-radius: 4px;
}

.tech-tag.fluid {
    width: 100%;
    box-sizing: border-box;
}

.box-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 12px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: #10b981;
    /* Emerald */
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.5);
}

.glow {
    color: var(--arch-accent);
}

.engine-micro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin: 16px 0;
}

.engine-micro-grid span {
    background: rgba(61, 79, 47, 0.05);
    border: 1px solid rgba(61, 79, 47, 0.15);
    color: var(--arch-accent);
    font-size: 11px;
    padding: 4px 0;
    border-radius: 4px;
}

/* Connectors */
.diagram-connector {
    height: 48px;
    width: 2px;
    background: var(--arch-border);
    position: relative;
    margin: 0 auto;
    z-index: 1;
}

.diagram-branch-connectors {
    height: 60px;
    width: 100%;
    position: relative;
    z-index: 1;
}

.branch-line {
    position: absolute;
    top: 50%;
    left: calc((100% / 6));
    right: calc((100% / 6));
    height: 2px;
    background: var(--arch-border);
}

.diagram-branch-connectors .arrow-down {
    position: absolute;
    bottom: 0px;
    width: 2px;
    height: 50%;
    background: var(--arch-border);
}

/* Center arrow */
.diagram-branch-connectors .arrow-down:nth-child(2) {
    left: 50%;
    transform: translateX(-50%);
    height: 100%;
    top: 0;
}

/* Left arrow */
.diagram-branch-connectors .arrow-down:nth-child(3) {
    left: calc((100% / 6));
}

/* Right arrow */
.diagram-branch-connectors .arrow-down:nth-child(4) {
    right: calc((100% / 6));
}

.diagram-connector::after,
.diagram-branch-connectors .arrow-down::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 6px solid var(--arch-text-secondary);
}

/* Responsive */
@media (max-width: 900px) {
    .diagram-layer.grid-3 {
        grid-template-columns: 1fr;
    }

    .client-box,
    .api-box {
        width: 100%;
    }

    .diagram-branch-connectors {
        display: none;
    }

    .diagram-layer.grid-3 {
        gap: 16px;
    }
}

/* =========================================
   SECTION 2: TECH STACK (Vercel Style)
   ========================================= */

.stack-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
}

.stack-card {
    background: rgba(0, 0, 0, 0.02);
    border: 1px solid var(--arch-border);
    border-radius: 8px;
    padding: 32px 24px;
    transition: background 0.2s, transform 0.2s;
}

.stack-card:hover {
    background: rgba(0, 0, 0, 0.04);
    transform: translateY(-2px);
}

.glow-card {
    border-color: rgba(61, 79, 47, 0.4);
    box-shadow: inset 0 0 20px rgba(61, 79, 47, 0.05);
}

.stack-icon {
    font-size: 32px;
    margin-bottom: 24px;
}

.stack-card h3 {
    font-size: 18px;
    font-weight: 500;
    color: var(--arch-text-primary);
    margin-bottom: 8px;
}

.stack-card p {
    font-family: var(--font-mono);
    color: var(--arch-accent);
    font-size: 13px;
    margin-bottom: 16px;
}

.stack-detail {
    font-size: 14px;
    color: var(--arch-text-secondary);
    line-height: 1.5;
}


/* =========================================
   SECTION 3: WORKFLOW (Temporal Style)
   ========================================= */

.workflow-diagram {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    flex-wrap: nowrap;
    max-width: 1100px;
    margin: 0 auto;
    overflow-x: auto;
    padding: 20px 40px;
}

.wf-node {
    background: var(--arch-bg-soft);
    border: 1px solid var(--arch-border);
    border-radius: 8px;
    padding: 16px 20px;
    text-align: center;
    font-size: 14px;
    color: var(--arch-text-primary);
    min-width: 140px;
    position: relative;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    flex-shrink: 0;
}

.wf-label {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--arch-accent);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.start-node {
    border-style: dashed;
    color: var(--arch-text-secondary);
}

.end-node {
    border-color: #10b981;
}

.glow-node {
    box-shadow: 0 0 15px var(--arch-border-glow);
}

.wf-arrow {
    font-size: 20px;
    color: var(--arch-border);
    margin: 0 16px;
    flex-shrink: 0;
}

.wf-parallel-group {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 16px;
    border: 1px dashed var(--arch-border);
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.02);
    flex-shrink: 0;
}

@media (max-width: 1000px) {
    .workflow-diagram {
        flex-direction: column;
    }

    .wf-arrow {
        transform: rotate(90deg);
        margin: 16px 0;
    }
}

/* =========================================
   SECTION 4: API ARCHITECTURE (Stripe Style)
   ========================================= */

.api-split {
    display: flex;
    gap: 60px;
    justify-content: center;
    max-width: 1100px;
    margin: 0 auto;
}

.api-docs {
    flex: 1;
    max-width: 500px;
}

.api-endpoint {
    display: inline-flex;
    align-items: center;
    background: rgba(0, 0, 0, 0.04);
    border: 1px solid var(--arch-border);
    border-radius: 6px;
    padding: 6px 12px;
    margin-bottom: 16px;
    font-family: var(--font-mono);
    font-size: 13px;
}

.method.post {
    color: #10b981;
    font-weight: 600;
    margin-right: 12px;
}

.path {
    color: var(--arch-text-primary);
}

.api-docs p {
    color: var(--arch-text-secondary);
    line-height: 1.6;
    margin-bottom: 32px;
    font-size: 15px;
}

.mt-4 {
    margin-top: 16px;
}

/* Code Window */
.api-code-window {
    flex: 1;
    background: #000;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    width: 100%;
    max-width: 500px;
}

.window-headers {
    background: var(--arch-bg-soft);
    padding: 12px 16px;
    border-bottom: 1px solid var(--arch-border);
    display: flex;
    gap: 8px;
}

.window-headers span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.window-headers span:nth-child(1) {
    background: #ef4444;
}

/* Red */
.window-headers span:nth-child(2) {
    background: #eab308;
}

/* Yellow */
.window-headers span:nth-child(3) {
    background: #22c55e;
}

/* Green */

.code-container {
    padding: 24px;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.6;
    color: #e4e4e7;
    overflow-x: auto;
}

.code-container pre {
    margin: 0;
}

.code-key {
    color: #38bdf8;
}

/* Light blue */
.code-str {
    color: #a3e635;
}

/* Lime green */
.code-num {
    color: #f472b6;
}

/* Pink */

.req-title,
.res-title {
    display: block;
    color: #71717a;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.res-title {
    margin-top: 24px;
}

@media (max-width: 900px) {
    .api-split {
        flex-direction: column;
    }
}

/* =========================================
   SECTION 5: DATA PIPELINE (PostHog Style)
   ========================================= */

.pipeline-track {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1000px;
    margin: 0 auto;
    background: var(--arch-bg-soft);
    border: 1px solid var(--arch-border);
    border-radius: 12px;
    padding: 32px 40px;
    overflow-x: auto;
}

.pine-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    z-index: 2;
    background: var(--arch-bg-soft);
    padding: 0 10px;
}

.pine-icon {
    width: 48px;
    height: 48px;
    background: rgba(0, 0, 0, 0.04);
    border: 1px solid var(--arch-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    transition: transform 0.2s, background 0.2s;
}

.pine-step:hover .pine-icon {
    transform: scale(1.1);
    background: rgba(61, 79, 47, 0.1);
    border-color: rgba(61, 79, 47, 0.3);
}

.pine-text {
    font-size: 12px;
    color: var(--arch-text-secondary);
    font-family: var(--font-mono);
    text-align: center;
    white-space: nowrap;
}

.pine-line {
    flex-grow: 1;
    height: 2px;
    background: rgba(0, 0, 0, 0.1);
    margin: 0 -20px;
    z-index: 1;
    position: relative;
    top: -14px;
}

.pine-final .pine-icon {
    background: rgba(61, 79, 47, 0.1);
    border-color: rgba(61, 79, 47, 0.3);
}

@media (max-width: 800px) {
    .pipeline-track {
        flex-direction: column;
        align-items: flex-start;
        padding: 24px;
        gap: 24px;
    }

    .pine-step {
        flex-direction: row;
        width: 100%;
    }

    .pine-text {
        text-align: left;
    }

    .pine-line {
        display: none;
    }
}

/* =========================================
   SECTION 6: DATABASE SCHEMA (Supabase Style)
   ========================================= */

.schema-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 32px;
    max-width: 1200px;
    margin: 0 auto;
}

.schema-table {
    flex: 0 1 calc(33.333% - 22px);
    min-width: 300px;
    text-align: left;
    background: var(--arch-bg-soft);
    border: 1px solid var(--arch-border);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

/* No special styling needed - text-align:center on parent handles it */

/* Responsive */
@media (max-width: 1100px) {
    .schema-table {
        flex: 0 1 calc(50% - 16px);
    }
}

@media (max-width: 768px) {
    .schema-grid {
        gap: 20px;
    }

    .schema-table {
        flex: 0 1 100%;
        min-width: 0;
    }
}

.schema-header {
    background: rgba(0, 0, 0, 0.02);
    padding: 16px 20px;
    border-bottom: 1px solid var(--arch-border);
    display: flex;
    align-items: center;
    gap: 12px;
}

.table-icon {
    font-size: 18px;
}

.table-name {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--arch-text-primary);
    font-size: 14px;
}

.schema-rows {
    padding: 12px 0;
}

.schema-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 20px;
    font-family: var(--font-mono);
    font-size: 13px;
    border-bottom: 1px dashed rgba(0, 0, 0, 0.1);
}

.schema-row:last-child {
    border-bottom: none;
}

.col-name {
    color: var(--arch-text-primary);
}

.col-type {
    color: var(--arch-text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.col-type span {
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 600;
}

.pk {
    background: rgba(202, 138, 4, 0.1);
    color: #ca8a04;
    /* Darker Yellow */
    border: 1px solid rgba(202, 138, 4, 0.2);
}

.fk {
    background: rgba(2, 132, 199, 0.1);
    color: #0284c7;
    /* Darker Blue */
    border: 1px solid rgba(2, 132, 199, 0.2);
}

.unique {
    background: rgba(5, 150, 105, 0.1);
    color: #059669;
    /* Darker Green */
    border: 1px solid rgba(5, 150, 105, 0.2);
}