/* www/methods/css/methods.css
   Kamos Methods: Editorial Hermitage & Mathematical Precision
   - Algorismus da Vinci Guilloché Spirals
   - Chiaroscuro (陰翳礼讃) Soft Lighting & Gradients
   - Vertical Japanese Typography
   - Broken-Grid Asymmetric Layout
*/

:root {
    --bg-page: #fcfbf9;
    --bg-surface: #ffffff;
    --bg-surface-elevated: #ffffff;
    --bg-subtle: #f4f2ee;
    --border-subtle: rgba(226, 220, 210, 0.7);
    --border-strong: rgba(180, 172, 160, 0.8);
    
    --ink-black: #1a1a1c;
    --ink-body: #37373b;
    --ink-subtle: #6b6a70;
    --ink-faint: #9c9a9e;
    
    --accent-emerald: #10b981;
    --accent-violet: #7c3aed;
    --accent-amber: #d97706;
    --accent-indigo: #4f46e5;
    --accent-teal: #0d9488;
    --accent-cyan: #0891b2;
    --accent-rose: #e11d48;
    --accent-brass: #c9ab6d;
    --accent-gold: #c9ab6d;
    
    --shadow-soft: 0 4px 20px -4px rgba(28, 25, 23, 0.05);
    --shadow-chiaroscuro: 0 24px 48px -12px rgba(28, 25, 23, 0.08), 0 4px 16px -2px rgba(28, 25, 23, 0.03);
    --shadow-float: 0 32px 64px -16px rgba(28, 25, 23, 0.12);
}

html.dark, body.dark {
    --bg-page: #0d0f14;
    --bg-surface: #141720;
    --bg-surface-elevated: #1b202c;
    --bg-subtle: #171b26;
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);
    
    --ink-black: #f8fafc;
    --ink-body: #cbd5e1;
    --ink-subtle: #94a3b8;
    --ink-faint: #64748b;
    
    --shadow-soft: 0 4px 20px -4px rgba(0, 0, 0, 0.4);
    --shadow-chiaroscuro: 0 24px 48px -12px rgba(0, 0, 0, 0.55), 0 4px 16px -2px rgba(0, 0, 0, 0.35);
    --shadow-float: 0 32px 64px -16px rgba(0, 0, 0, 0.7);
}

/* Base resets & typography */
body {
    background-color: var(--bg-page);
    color: var(--ink-body);
    font-family: 'Outfit', 'Noto Sans JP', sans-serif;
    line-height: 1.75;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.4s ease, color 0.4s ease;
}

/* Chiaroscuro Background Ambient Atmosphere & Algorismus da Vinci Codex Grid */
.methods-ambient-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 0;
    opacity: 0.85;
}

/* Renaissance Mathematical Manuscript Grid (Codex Grid) */
.methods-ambient-canvas::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-size: 80px 80px, 80px 80px, 20px 20px, 20px 20px;
    background-position: -1px -1px, -1px -1px, -1px -1px, -1px -1px;
    background-image: 
        /* Major Grid (Emerald / subtle) */
        linear-gradient(to right, rgba(16, 185, 129, 0.045) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(16, 185, 129, 0.045) 1px, transparent 1px),
        /* Minor Grid (Violet / faint) */
        linear-gradient(to right, rgba(124, 58, 237, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(124, 58, 237, 0.02) 1px, transparent 1px);
    opacity: 0.75;
}

/* Page specific manuscript grid tone matching each method */
.methods-ambient-canvas:has(.glow-reporting)::before {
    background-image: 
        linear-gradient(to right, rgba(124, 58, 237, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(124, 58, 237, 0.05) 1px, transparent 1px),
        linear-gradient(to right, rgba(79, 70, 229, 0.025) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(79, 70, 229, 0.025) 1px, transparent 1px);
}

.methods-ambient-canvas:has(.glow-media)::before {
    background-image: 
        linear-gradient(to right, rgba(217, 119, 6, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(217, 119, 6, 0.05) 1px, transparent 1px),
        linear-gradient(to right, rgba(245, 158, 11, 0.025) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(245, 158, 11, 0.025) 1px, transparent 1px);
}

.methods-ambient-canvas:has(.glow-docs)::before {
    background-image: 
        linear-gradient(to right, rgba(13, 148, 136, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(13, 148, 136, 0.05) 1px, transparent 1px),
        linear-gradient(to right, rgba(6, 182, 212, 0.025) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(6, 182, 212, 0.025) 1px, transparent 1px);
}

.methods-ambient-canvas:has(.glow-visualrag)::before {
    background-image: 
        linear-gradient(to right, rgba(225, 29, 72, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(225, 29, 72, 0.05) 1px, transparent 1px),
        linear-gradient(to right, rgba(244, 63, 94, 0.025) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(244, 63, 94, 0.025) 1px, transparent 1px);
}

.methods-ambient-canvas:has(.glow-decompile)::before {
    background-image: 
        linear-gradient(to right, rgba(79, 70, 229, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(79, 70, 229, 0.05) 1px, transparent 1px),
        linear-gradient(to right, rgba(99, 102, 241, 0.025) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(99, 102, 241, 0.025) 1px, transparent 1px);
}

.methods-ambient-canvas:has(.glow-cliaudit)::before {
    background-image: 
        linear-gradient(to right, rgba(8, 145, 178, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(8, 145, 178, 0.05) 1px, transparent 1px),
        linear-gradient(to right, rgba(14, 165, 233, 0.025) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(14, 165, 233, 0.025) 1px, transparent 1px);
}

.methods-ambient-canvas:has(.glow-ethicsgraph)::before {
    background-image: 
        linear-gradient(to right, rgba(201, 171, 109, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(201, 171, 109, 0.05) 1px, transparent 1px),
        linear-gradient(to right, rgba(227, 204, 160, 0.025) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(227, 204, 160, 0.025) 1px, transparent 1px);
}

html.dark .methods-ambient-canvas::before {
    opacity: 0.6;
    background-image: 
        linear-gradient(to right, rgba(52, 211, 153, 0.055) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(52, 211, 153, 0.055) 1px, transparent 1px),
        linear-gradient(to right, rgba(192, 132, 252, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(192, 132, 252, 0.03) 1px, transparent 1px);
}

html.dark .methods-ambient-canvas:has(.glow-reporting)::before {
    background-image: 
        linear-gradient(to right, rgba(192, 132, 252, 0.06) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(192, 132, 252, 0.06) 1px, transparent 1px),
        linear-gradient(to right, rgba(129, 140, 248, 0.035) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(129, 140, 248, 0.035) 1px, transparent 1px);
}

html.dark .methods-ambient-canvas:has(.glow-media)::before {
    background-image: 
        linear-gradient(to right, rgba(251, 191, 36, 0.06) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(251, 191, 36, 0.06) 1px, transparent 1px),
        linear-gradient(to right, rgba(245, 158, 11, 0.035) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(245, 158, 11, 0.035) 1px, transparent 1px);
}

html.dark .methods-ambient-canvas:has(.glow-docs)::before {
    background-image: 
        linear-gradient(to right, rgba(45, 212, 191, 0.06) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(45, 212, 191, 0.06) 1px, transparent 1px),
        linear-gradient(to right, rgba(34, 211, 238, 0.035) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(34, 211, 238, 0.035) 1px, transparent 1px);
}

html.dark .methods-ambient-canvas:has(.glow-visualrag)::before {
    background-image: 
        linear-gradient(to right, rgba(251, 113, 133, 0.06) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(251, 113, 133, 0.06) 1px, transparent 1px),
        linear-gradient(to right, rgba(244, 63, 94, 0.035) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(244, 63, 94, 0.035) 1px, transparent 1px);
}

html.dark .methods-ambient-canvas:has(.glow-decompile)::before {
    background-image: 
        linear-gradient(to right, rgba(129, 140, 248, 0.06) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(129, 140, 248, 0.06) 1px, transparent 1px),
        linear-gradient(to right, rgba(99, 102, 241, 0.035) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(99, 102, 241, 0.035) 1px, transparent 1px);
}

html.dark .methods-ambient-canvas:has(.glow-cliaudit)::before {
    background-image: 
        linear-gradient(to right, rgba(34, 211, 238, 0.06) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(34, 211, 238, 0.06) 1px, transparent 1px),
        linear-gradient(to right, rgba(56, 189, 248, 0.035) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(56, 189, 248, 0.035) 1px, transparent 1px);
}

html.dark .methods-ambient-canvas:has(.glow-ethicsgraph)::before {
    background-image: 
        linear-gradient(to right, rgba(227, 204, 160, 0.06) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(227, 204, 160, 0.06) 1px, transparent 1px),
        linear-gradient(to right, rgba(201, 171, 109, 0.035) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(201, 171, 109, 0.035) 1px, transparent 1px);
}

.methods-ambient-glow {
    position: absolute;
    width: 65vw;
    height: 65vw;
    max-width: 800px;
    max-height: 800px;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    opacity: 0.14;
    transition: all 1s ease;
}

.glow-framework {
    top: -10%;
    right: -10%;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.45) 0%, rgba(13, 148, 136, 0) 70%);
}

.glow-reporting {
    top: -10%;
    right: -10%;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.42) 0%, rgba(79, 70, 229, 0) 70%);
}

.glow-media {
    top: -10%;
    right: -10%;
    background: radial-gradient(circle, rgba(217, 119, 6, 0.42) 0%, rgba(245, 158, 11, 0) 70%);
}

.glow-docs {
    top: -10%;
    right: -10%;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.45) 0%, rgba(6, 182, 212, 0) 70%);
}

.glow-visualrag {
    top: -10%;
    right: -10%;
    background: radial-gradient(circle, rgba(225, 29, 72, 0.42) 0%, rgba(244, 63, 94, 0) 70%);
}

.glow-decompile {
    top: -10%;
    right: -10%;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.45) 0%, rgba(99, 102, 241, 0) 70%);
}

.glow-cliaudit {
    top: -10%;
    right: -10%;
    background: radial-gradient(circle, rgba(8, 145, 178, 0.45) 0%, rgba(14, 165, 233, 0) 70%);
}

.glow-ethicsgraph {
    top: -10%;
    right: -10%;
    background: radial-gradient(circle, rgba(201, 171, 109, 0.45) 0%, rgba(227, 204, 160, 0) 70%);
}

/* Secondary lower atmospheric counter-glow for continuous Chiaroscuro depth */
.glow-framework::after,
.glow-reporting::after,
.glow-media::after,
.glow-docs::after,
.glow-visualrag::after,
.glow-decompile::after,
.glow-ethicsgraph::after,
.glow-cliaudit::after {
    content: '';
    position: fixed;
    bottom: -15%;
    left: -10%;
    width: 60vw;
    height: 60vw;
    max-width: 700px;
    max-height: 700px;
    border-radius: 50%;
    filter: blur(140px);
    pointer-events: none;
    opacity: 0.12;
}

.glow-framework::after {
    background: radial-gradient(circle, rgba(13, 148, 136, 0.4) 0%, transparent 70%);
}

.glow-reporting::after {
    background: radial-gradient(circle, rgba(79, 70, 229, 0.35) 0%, transparent 70%);
}

.glow-media::after {
    background: radial-gradient(circle, rgba(245, 158, 11, 0.35) 0%, transparent 70%);
}

.glow-docs::after {
    background: radial-gradient(circle, rgba(6, 182, 212, 0.35) 0%, transparent 70%);
}

.glow-visualrag::after {
    background: radial-gradient(circle, rgba(244, 63, 94, 0.35) 0%, transparent 70%);
}

.glow-decompile::after {
    background: radial-gradient(circle, rgba(99, 102, 241, 0.35) 0%, transparent 70%);
}

/* Algorismus da Vinci — Instrumentum V: Optical Engraving (全画面銅版点描螺旋ハーフトーン) */
.methods-halftone-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 1;
}

/* Localized watermark retired in favor of fullscreen Juttoku V halftone spiral */
.guilloche-watermark {
    display: none !important;
}

/* Container */
.methods-container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1.5rem;
    position: relative;
    z-index: 2;
}

@media (min-width: 768px) {
    .methods-container {
        padding: 0 3rem;
    }
}

@media (min-width: 1200px) {
    .methods-container {
        padding: 0 4rem;
    }
}

/* Hero Section (Asymmetric & Broken-Grid) */
.method-hero-section {
    padding-top: clamp(6.5rem, 12vw, 10rem);
    padding-bottom: clamp(4rem, 8vw, 7rem);
    position: relative;
    border-bottom: 1px solid var(--border-subtle);
}

.method-hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: flex-start;
}

@media (min-width: 960px) {
    .method-hero-grid {
        grid-template-columns: auto 1fr;
        gap: 5rem;
    }
}

/* Vertical Lead Typography Column */
.method-vertical-col {
    writing-mode: vertical-rl;
    text-orientation: upright;
    padding: 1.5rem 0.75rem 1.5rem 1.5rem;
    border-right: 1px solid var(--border-strong);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    user-select: none;
}

@media (max-width: 959px) {
    .method-vertical-col {
        writing-mode: horizontal-tb;
        text-orientation: mixed;
        border-right: none;
        border-left: 2px solid var(--border-strong);
        padding: 0.5rem 0 0.5rem 1.25rem;
    }
}

.method-vertical-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.3em;
    color: var(--ink-faint);
    text-transform: uppercase;
}

@media (min-width: 960px) {
    .method-vertical-tag {
        text-orientation: sideways;
    }
}

.method-vertical-statement {
    font-family: 'Noto Serif JP', 'Shippori Mincho', serif;
    font-size: clamp(1.4rem, 2.5vw, 2.1rem);
    font-weight: 600;
    letter-spacing: 0.22em;
    line-height: 1.6;
    color: var(--ink-black);
    margin: 0;
}

/* Hero Main Details Column */
.method-hero-main {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.method-number-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8125rem;
    letter-spacing: 0.1em;
    font-weight: 700;
    color: var(--ink-subtle);
    padding: 0.35rem 0.85rem;
    background: var(--bg-subtle);
    border: 1px solid var(--border-subtle);
    border-radius: 9999px;
    width: fit-content;
}

.method-hero-title {
    font-family: 'Noto Serif JP', 'Shippori Mincho', serif;
    font-size: clamp(2.4rem, 4.5vw, 3.8rem);
    font-weight: 700;
    color: var(--ink-black);
    line-height: 1.2;
    margin: 0;
    letter-spacing: -0.02em;
}

.method-hero-title-en {
    display: block;
    font-family: 'Outfit', sans-serif;
    font-weight: 400;
    font-size: 0.45em;
    color: var(--ink-subtle);
    letter-spacing: 0.08em;
    margin-top: 0.5rem;
    text-transform: uppercase;
}

.method-hero-lead {
    font-size: clamp(1.05rem, 1.25vw, 1.25rem);
    color: var(--ink-body);
    line-height: 1.85;
    max-width: 48rem;
    margin: 0;
}

/* Meta Pill Group */
.method-meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.method-meta-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    padding: 0.35rem 0.75rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    color: var(--ink-subtle);
}

/* Broken Grid Content Section */
.method-content-section {
    padding: clamp(3.5rem, 7vw, 6rem) 0;
    position: relative;
}

.method-prose-block {
    max-width: 48rem;
}

.method-prose-block h2 {
    font-family: 'Noto Serif JP', serif;
    font-size: clamp(1.75rem, 2.5vw, 2.3rem);
    font-weight: 700;
    color: var(--ink-black);
    margin-top: 0;
    margin-bottom: 1.5rem;
    line-height: 1.35;
    letter-spacing: -0.01em;
}

.method-prose-block p {
    font-size: 1.0625rem;
    line-height: 1.95;
    color: var(--ink-body);
    margin-bottom: 1.75rem;
}

/* Asymmetric Accent Box & Margin Note */
.method-asymmetric-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    margin: 3.5rem 0;
}

@media (min-width: 1024px) {
    .method-asymmetric-layout {
        grid-template-columns: 2fr 1fr;
        gap: 3.5rem;
        align-items: start;
    }
}

.method-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: clamp(1.75rem, 3vw, 2.75rem);
    box-shadow: var(--shadow-chiaroscuro);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.method-card:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-float);
}

.method-margin-note {
    background: var(--bg-subtle);
    border-left: 2px solid var(--border-strong);
    padding: 1.5rem 1.25rem;
    font-size: 0.9rem;
    color: var(--ink-subtle);
    line-height: 1.7;
    position: relative;
}

.method-margin-note-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 700;
    color: var(--ink-faint);
    margin-bottom: 0.5rem;
    display: block;
}

/* Case Study Showcase Cards */
.cases-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2.5rem;
}

@media (min-width: 768px) {
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1100px) {
    .cases-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.case-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.case-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-chiaroscuro);
    border-color: var(--accent-emerald);
}

.case-card-img-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--bg-subtle);
}

.case-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-card:hover .case-card-img {
    transform: scale(1.04);
}

.case-card-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 0.25rem 0.65rem;
    border-radius: 9999px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    color: var(--ink-black);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

html.dark .case-card-badge {
    background: rgba(20, 23, 32, 0.9);
    color: #f8fafc;
}

.case-card-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.case-card-title {
    font-family: 'Noto Serif JP', serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--ink-black);
    margin: 0 0 0.6rem;
}

.case-card-desc {
    font-size: 0.92rem;
    color: var(--ink-subtle);
    line-height: 1.65;
    margin: 0 0 1.25rem;
    flex: 1;
}

.case-card-link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--accent-emerald);
    transition: gap 0.2s ease;
}

.case-card:hover .case-card-link-arrow {
    gap: 0.75rem;
}

/* Diagram Container for Interactive / Vector Graphics */
.method-diagram-frame {
    background: var(--bg-subtle);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 2rem;
    margin: 2.5rem 0;
    position: relative;
    overflow: hidden;
}

/* Cross Navigation Between Methods */
.method-footer-nav {
    border-top: 1px solid var(--border-subtle);
    padding: 3.5rem 0 5rem;
    margin-top: 4rem;
}

.method-nav-header {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.method-nav-header-title {
    font-family: 'Outfit', sans-serif;
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--ink-subtle);
}

.method-nav-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

@media (min-width: 640px) {
    .method-nav-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .method-nav-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.method-nav-card {
    display: flex;
    flex-direction: column;
    padding: 1.5rem 1.75rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}

.method-nav-card:hover:not(.is-current) {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-soft);
    transform: translateY(-2px);
}

.method-nav-card.is-current {
    background: var(--bg-surface-elevated);
    border-color: var(--border-strong);
    box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05);
    cursor: default;
}

.method-nav-card.is-current::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-theme, var(--accent-emerald));
}

.method-nav-card-theme-emerald { --accent-theme: var(--accent-emerald); }
.method-nav-card-theme-violet  { --accent-theme: var(--accent-violet); }
.method-nav-card-theme-amber   { --accent-theme: var(--accent-amber); }
.method-nav-card-theme-teal    { --accent-theme: #0d9488; }
.method-nav-card-theme-rose    { --accent-theme: #e11d48; }
.method-nav-card-theme-indigo  { --accent-theme: #4f46e5; }
.method-nav-card-theme-brass,
.method-nav-card-theme-gold    { --accent-theme: #c9ab6d; }
.method-nav-card-theme-cyan    { --accent-theme: #0891b2; }

.method-nav-card.is-current.method-nav-card-theme-emerald { border-color: rgba(16, 185, 129, 0.45); }
.method-nav-card.is-current.method-nav-card-theme-violet  { border-color: rgba(124, 58, 237, 0.45); }
.method-nav-card.is-current.method-nav-card-theme-amber   { border-color: rgba(217, 119, 6, 0.45); }
.method-nav-card.is-current.method-nav-card-theme-teal    { border-color: rgba(13, 148, 136, 0.45); }
.method-nav-card.is-current.method-nav-card-theme-rose    { border-color: rgba(225, 29, 72, 0.45); }
.method-nav-card.is-current.method-nav-card-theme-indigo  { border-color: rgba(79, 70, 229, 0.45); }
.method-nav-card.is-current.method-nav-card-theme-brass,
.method-nav-card.is-current.method-nav-card-theme-gold    { border-color: rgba(201, 171, 109, 0.45); }
.method-nav-card.is-current.method-nav-card-theme-cyan    { border-color: rgba(8, 145, 178, 0.45); }

.method-nav-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    color: var(--ink-faint);
    text-transform: uppercase;
    margin-bottom: 0.4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.method-nav-badge-current {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    padding: 0.15rem 0.5rem;
    border-radius: 9999px;
    background: rgba(16, 185, 129, 0.12);
    color: var(--accent-emerald);
}

.method-nav-card-theme-violet .method-nav-badge-current {
    background: rgba(124, 58, 237, 0.12);
    color: var(--accent-violet);
}
.method-nav-card-theme-amber .method-nav-badge-current {
    background: rgba(217, 119, 6, 0.12);
    color: var(--accent-amber);
}
.method-nav-card-theme-teal .method-nav-badge-current {
    background: rgba(13, 148, 136, 0.12);
    color: #0d9488;
}
.method-nav-card-theme-rose .method-nav-badge-current {
    background: rgba(225, 29, 72, 0.12);
    color: #e11d48;
}
.method-nav-card-theme-indigo .method-nav-badge-current {
    background: rgba(79, 70, 229, 0.12);
    color: #4f46e5;
}
.method-nav-card-theme-cyan .method-nav-badge-current {
    background: rgba(8, 145, 178, 0.12);
    color: #0891b2;
}
.method-nav-card-theme-brass .method-nav-badge-current,
.method-nav-card-theme-gold .method-nav-badge-current {
    background: rgba(201, 171, 109, 0.15);
    color: #94732b;
}
html.dark .method-nav-card-theme-brass .method-nav-badge-current,
html.dark .method-nav-card-theme-gold .method-nav-badge-current {
    background: rgba(201, 171, 109, 0.25);
    color: #f3e6c8;
}

.method-nav-title {
    font-family: 'Noto Serif JP', serif;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--ink-black);
    margin: 0;
    line-height: 1.4;
}

/* Pipeline Architecture Diagram Components (Methods Docs & Visual Pipelines) */
.method-pipeline-container {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-strong);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.06);
}
@media (min-width: 768px) {
    .method-pipeline-container {
        padding: 2rem;
    }
}
html.dark .method-pipeline-container,
body.dark .method-pipeline-container {
    background-color: #121620;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.method-pipeline-step {
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border-subtle);
    background-color: rgba(244, 242, 238, 0.6);
}
html.dark .method-pipeline-step,
body.dark .method-pipeline-step {
    background-color: rgba(23, 27, 38, 0.6);
}

/* Step 2 Featured Reasoning Box */
.method-pipeline-step-reason {
    padding: 1.25rem;
    margin-bottom: 1.25rem;
    border-radius: 0.75rem;
    border: 2px solid rgba(13, 148, 136, 0.55);
    background-color: rgba(13, 148, 136, 0.08);
}
html.dark .method-pipeline-step-reason,
body.dark .method-pipeline-step-reason {
    border-color: rgba(20, 184, 166, 0.55);
    background-color: rgba(13, 148, 136, 0.18);
}

/* Primary High-Contrast Badge (02. REASON) */
.method-badge-teal-solid {
    background-color: #0d9488 !important;
    color: #ffffff !important;
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.06em !important;
    padding: 0.25rem 0.65rem !important;
    border-radius: 0.375rem !important;
    display: inline-flex !important;
    align-items: center !important;
    box-shadow: 0 2px 6px rgba(13, 148, 136, 0.25) !important;
}
html.dark .method-badge-teal-solid,
body.dark .method-badge-teal-solid {
    background-color: #14b8a6 !important;
    color: #042f2e !important;
    box-shadow: 0 2px 8px rgba(20, 184, 166, 0.4) !important;
}

/* Subtle Ingest Badge (01. INGEST) */
.method-badge-teal-subtle {
    background-color: rgba(13, 148, 136, 0.12) !important;
    color: #0f766e !important;
    border: 1px solid rgba(13, 148, 136, 0.3) !important;
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.05em !important;
    padding: 0.25rem 0.65rem !important;
    border-radius: 0.375rem !important;
    display: inline-flex !important;
    align-items: center !important;
}
html.dark .method-badge-teal-subtle,
body.dark .method-badge-teal-subtle {
    background-color: rgba(13, 148, 136, 0.25) !important;
    color: #5eead4 !important;
    border-color: rgba(45, 212, 191, 0.4) !important;
}

/* Accent Tag (AUTO-AUDIT ✓, WEBHOOK / CI HOOK, etc.) */
.method-badge-teal-tag {
    background-color: rgba(13, 148, 136, 0.15) !important;
    color: #0f766e !important;
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 0.72rem !important;
    font-weight: 700 !important;
    padding: 0.2rem 0.6rem !important;
    border-radius: 0.25rem !important;
    display: inline-block !important;
}
html.dark .method-badge-teal-tag,
body.dark .method-badge-teal-tag {
    background-color: rgba(20, 184, 166, 0.25) !important;
    color: #99f6e4 !important;
}

.method-text-teal {
    color: #0d9488 !important;
}
html.dark .method-text-teal,
body.dark .method-text-teal {
    color: #2dd4bf !important;
}

/* Primary High-Contrast Badge (Rose - visual-rag) */
.method-badge-rose-solid {
    background-color: #e11d48 !important;
    color: #ffffff !important;
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.06em !important;
    padding: 0.25rem 0.65rem !important;
    border-radius: 0.375rem !important;
    display: inline-flex !important;
    align-items: center !important;
    box-shadow: 0 2px 6px rgba(225, 29, 72, 0.25) !important;
}
html.dark .method-badge-rose-solid,
body.dark .method-badge-rose-solid {
    background-color: #f43f5e !important;
    color: #4c0519 !important;
    box-shadow: 0 2px 8px rgba(244, 63, 94, 0.4) !important;
}

/* Primary High-Contrast Badge (Indigo - decompile) */
.method-badge-indigo-solid {
    background-color: #4f46e5 !important;
    color: #ffffff !important;
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.06em !important;
    padding: 0.25rem 0.65rem !important;
    border-radius: 0.375rem !important;
    display: inline-flex !important;
    align-items: center !important;
    box-shadow: 0 2px 6px rgba(79, 70, 229, 0.25) !important;
}
html.dark .method-badge-indigo-solid,
body.dark .method-badge-indigo-solid {
    background-color: #6366f1 !important;
    color: #1e1b4b !important;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.4) !important;
}

/* Primary High-Contrast Badge (Cyan - cli-audit) */
.method-badge-cyan-solid {
    background-color: #0891b2 !important;
    color: #ffffff !important;
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.06em !important;
    padding: 0.25rem 0.65rem !important;
    border-radius: 0.375rem !important;
    display: inline-flex !important;
    align-items: center !important;
    box-shadow: 0 2px 6px rgba(8, 145, 178, 0.25) !important;
}
html.dark .method-badge-cyan-solid,
body.dark .method-badge-cyan-solid {
    background-color: #06b6d4 !important;
    color: #083344 !important;
    box-shadow: 0 2px 8px rgba(6, 182, 212, 0.4) !important;
}

/* Subtle Cyan Badge */
.method-badge-cyan-subtle {
    background-color: rgba(8, 145, 178, 0.12) !important;
    color: #0e7490 !important;
    border: 1px solid rgba(8, 145, 178, 0.3) !important;
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.05em !important;
    padding: 0.25rem 0.65rem !important;
    border-radius: 0.375rem !important;
    display: inline-flex !important;
    align-items: center !important;
}
html.dark .method-badge-cyan-subtle,
body.dark .method-badge-cyan-subtle {
    background-color: rgba(8, 145, 178, 0.25) !important;
    color: #67e8f9 !important;
    border-color: rgba(34, 211, 238, 0.4) !important;
}

/* Cyan Tag */
.method-badge-cyan-tag {
    background-color: rgba(8, 145, 178, 0.15) !important;
    color: #0e7490 !important;
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 0.72rem !important;
    font-weight: 700 !important;
    padding: 0.2rem 0.6rem !important;
    border-radius: 0.25rem !important;
    display: inline-block !important;
}
html.dark .method-badge-cyan-tag,
body.dark .method-badge-cyan-tag {
    background-color: rgba(6, 182, 212, 0.25) !important;
    color: #a5f3fc !important;
}

.method-text-cyan {
    color: #0891b2 !important;
}
html.dark .method-text-cyan,
body.dark .method-text-cyan {
    color: #22d3ee !important;
}

/* ==========================================================================
   Brass / Gold Theme Components (Ethics Graph & Vault)
   ========================================================================== */
.method-badge-brass-solid,
.method-badge-gold-solid {
    background-color: #b8974a !important;
    color: #ffffff !important;
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 0.75rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.05em !important;
    padding: 0.25rem 0.65rem !important;
    border-radius: 9999px !important;
    display: inline-block !important;
}
html.dark .method-badge-brass-solid,
body.dark .method-badge-brass-solid,
html.dark .method-badge-gold-solid,
body.dark .method-badge-gold-solid {
    background-color: #c9ab6d !important;
    color: #121008 !important;
}

.method-badge-brass-subtle,
.method-badge-gold-subtle {
    background-color: rgba(201, 171, 109, 0.12) !important;
    color: #94732b !important;
    border: 1px solid rgba(201, 171, 109, 0.3) !important;
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 0.72rem !important;
    font-weight: 600 !important;
    padding: 0.2rem 0.6rem !important;
    border-radius: 9999px !important;
    display: inline-block !important;
}
html.dark .method-badge-brass-subtle,
body.dark .method-badge-brass-subtle,
html.dark .method-badge-gold-subtle,
body.dark .method-badge-gold-subtle {
    background-color: rgba(201, 171, 109, 0.2) !important;
    color: #f3e6c8 !important;
    border-color: rgba(201, 171, 109, 0.4) !important;
}

.method-badge-brass-tag,
.method-badge-gold-tag {
    background-color: rgba(201, 171, 109, 0.15) !important;
    color: #836522 !important;
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 0.72rem !important;
    font-weight: 700 !important;
    padding: 0.2rem 0.6rem !important;
    border-radius: 0.25rem !important;
    display: inline-block !important;
}
html.dark .method-badge-brass-tag,
body.dark .method-badge-brass-tag,
html.dark .method-badge-gold-tag,
body.dark .method-badge-gold-tag {
    background-color: rgba(201, 171, 109, 0.25) !important;
    color: #faeed2 !important;
}

.method-text-brass,
.method-text-gold {
    color: #9f7d30 !important;
}
html.dark .method-text-brass,
body.dark .method-text-brass,
html.dark .method-text-gold,
body.dark .method-text-gold {
    color: #e2c88f !important;
}