/* Makoto (誠) - Data Integrity Framework */
/* Japanese-inspired design with indigo theme */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&family=Noto+Sans+JP:wght@400;500;700&display=swap');

:root {
    /* Indigo theme (matching Expanso standard) */
    --primary-dark: #312e81;      /* Deep indigo - sidebar bg */
    --primary: #6366f1;           /* Main indigo */
    --primary-light: #818cf8;     /* Lighter indigo for accents */
    --accent: #a5b4fc;            /* Light indigo accent */
    --accent-light: #c7d2fe;      /* Lightest indigo */

    /* Neutrals */
    --text: #18181b;
    --text-muted: #52525b;
    --text-light: #a1a1aa;
    --bg-white: #fafafa;
    --bg-light: #f4f4f5;
    --border: #e4e4e7;

    /* Sidebar - dark mode to match other demos */
    --sidebar-width: 220px;
    --sidebar-bg: #09090b;
    --sidebar-text: rgba(250, 250, 250, 0.9);
    --sidebar-text-muted: rgba(161, 161, 170, 0.8);
    --sidebar-hover: rgba(99, 102, 241, 0.15);
    --sidebar-active: rgba(99, 102, 241, 0.25);

    /* Level colors */
    --level-1: #eab308;
    --level-2: #f97316;
    --level-3: #22c55e;

    /* Status colors */
    --success: #22c55e;
    --warning: #eab308;
    --error: #ef4444;

    /* Fonts - standardized with Japanese support */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-jp: 'Noto Sans JP', 'Hiragino Sans', 'Yu Gothic', sans-serif;
    --font-mono: 'JetBrains Mono', 'Monaco', 'Menlo', monospace;
}

/* ===== JAPANESE-INSPIRED ELEMENTS ===== */

/* Mon (family crest) style logo */
.makoto-mon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary) 0%, #8b5cf6 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

/* Seigaiha (wave) pattern for backgrounds */
.seigaiha-pattern {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='30'%3E%3Cpath d='M0 30 Q15 0 30 30 Q45 0 60 30' stroke='%23c7d2fe' stroke-width='0.5' fill='none' opacity='0.3'/%3E%3C/svg%3E");
    background-size: 60px 30px;
}

/* Subtle wave overlay for hero */
.wave-overlay::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 100' preserveAspectRatio='none'%3E%3Cpath d='M0,50 Q150,0 300,50 T600,50 T900,50 T1200,50 L1200,100 L0,100 Z' fill='%23a5b4fc' opacity='0.1'/%3E%3C/svg%3E");
    background-size: cover;
    pointer-events: none;
}

/* Japanese-style accent line */
.jp-accent {
    position: relative;
}

.jp-accent::before {
    content: '';
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary) 0%, transparent 100%);
    border-radius: 2px;
}

/* Kanji character styling */
.kanji {
    font-family: var(--font-jp);
    font-weight: 700;
}

/* Circular seal/stamp effect */
.makoto-seal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: 2px solid var(--primary);
    border-radius: 50%;
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--primary);
    background: rgba(99, 102, 241, 0.05);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--text);
    background: var(--bg-white);
    overflow-x: hidden;
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* ===== SIDEBAR NAVIGATION ===== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    overflow-y: auto;
    scrollbar-width: none;       /* Firefox */
    z-index: 100;
    display: flex;
    flex-direction: column;
}

.sidebar::-webkit-scrollbar { display: none; }  /* Chrome/Safari */

.sidebar-header {
    padding: 1.25rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: white;
    font-weight: 700;
    font-size: 1.25rem;
}

.sidebar-logo:hover {
    text-decoration: none;
}

.sidebar-logo-icon {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, var(--primary) 0%, #8b5cf6 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-family: var(--font-jp);
    font-weight: 700;
    font-size: 0.9rem;
    border: 1.5px solid rgba(255, 255, 255, 0.2);
}

.sidebar-github {
    color: var(--sidebar-text);
    text-decoration: none;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.sidebar-github:hover {
    opacity: 1;
    text-decoration: none;
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0;
}

.nav-item {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--sidebar-text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background: var(--sidebar-hover);
    text-decoration: none;
}

.nav-item.active {
    background: var(--sidebar-active);
    border-left-color: var(--accent);
    color: white;
}

.nav-section {
    padding: 1rem 1rem 0.5rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    font-weight: 600;
}

.nav-item-sub {
    padding-left: 1.75rem;
    font-size: 0.85rem;
}

/* ===== MAIN CONTENT ===== */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, #09090b 0%, #18181b 50%, #312e81 100%);
    color: white;
    padding: 6rem 3rem;
    position: relative;
    overflow: hidden;
    min-height: 500px;
    display: flex;
    align-items: center;
}

/* Subtle seigaiha wave pattern overlay */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='80' height='40'%3E%3Cpath d='M0 40 Q20 0 40 40 Q60 0 80 40' stroke='%23c7d2fe' stroke-width='0.5' fill='none' opacity='0.08'/%3E%3C/svg%3E");
    background-size: 80px 40px;
    pointer-events: none;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 400;
    line-height: 1.2;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
}

/* Decorative curves - SLSA style */
.hero-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 1;
}

.hero-decoration svg {
    width: 100%;
    height: 100%;
}

/* ===== ACCENT BANNER ===== */
.accent-banner {
    background: var(--accent);
    padding: 2rem 3rem;
    position: relative;
}

/* Subtle circular pattern inspired by Japanese design */
.accent-banner::before {
    content: '';
    position: absolute;
    right: 3rem;
    top: 50%;
    transform: translateY(-50%);
    width: 120px;
    height: 120px;
    border: 2px solid rgba(49, 46, 129, 0.1);
    border-radius: 50%;
    pointer-events: none;
}

.accent-banner::after {
    content: '';
    position: absolute;
    right: calc(3rem + 20px);
    top: 50%;
    transform: translateY(-50%);
    width: 80px;
    height: 80px;
    border: 2px solid rgba(49, 46, 129, 0.08);
    border-radius: 50%;
    pointer-events: none;
}

.accent-banner h2 {
    color: var(--primary-dark);
    font-size: 1.75rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
}

.accent-banner p {
    color: var(--primary-dark);
    opacity: 0.8;
}

/* ===== CONTENT SECTIONS ===== */
.section {
    padding: 3rem;
    max-width: 900px;
}

.section-wide {
    max-width: 1100px;
}

.section-full {
    max-width: none;
}

.section h2 {
    font-size: 2rem;
    font-weight: 400;
    color: var(--text);
    margin-bottom: 1rem;
}

.section h3 {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text);
    margin: 2rem 0 1rem;
}

.section p {
    color: var(--text-muted);
    margin-bottom: 1rem;
    line-height: 1.7;
}

/* ===== TABLES ===== */
.content-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
}

.content-table th,
.content-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.content-table th {
    font-weight: 600;
    color: var(--text);
    background: var(--bg-light);
}

.content-table td {
    color: var(--text-muted);
}

.content-table a {
    color: var(--primary);
    text-decoration: none;
}

.content-table a:hover {
    text-decoration: underline;
}

/* ===== CODE BLOCKS ===== */
.code-block {
    background: #0d0d0d;
    border-radius: 8px;
    padding: 1.5rem;
    overflow-x: auto;
    margin: 1.5rem 0;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.6;
}

.code-block pre {
    margin: 0;
    color: #e2e8f0;
}

/* Terminal-style code block with window buttons */
.code-terminal {
    background: #0d0d0d;
    border-radius: 8px;
    overflow: hidden;
    margin: 1.5rem 0;
}

.code-terminal-header {
    background: #1a1a1a;
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.code-terminal-dots {
    display: flex;
    gap: 6px;
}

.code-terminal-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-terminal-dots span:nth-child(1) { background: #ff5f57; }
.code-terminal-dots span:nth-child(2) { background: #febc2e; }
.code-terminal-dots span:nth-child(3) { background: #28c840; }

.code-terminal-title {
    color: #888;
    font-size: 0.8rem;
    font-family: var(--font-mono);
}

.code-terminal-badge {
    background: var(--primary);
    color: white;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.code-terminal-content {
    padding: 1.5rem;
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.6;
}

.code-terminal-content pre {
    margin: 0;
    color: #e2e8f0;
}

code {
    font-family: var(--font-mono);
}

.code-inline {
    background: var(--bg-light);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.85em;
    color: var(--primary);
}

/* Syntax highlighting */
.hl-key { color: #89b4fa; }
.hl-string { color: #a6e3a1; }
.hl-comment { color: #6c7086; font-style: italic; }
.hl-number { color: #fab387; }
.hl-bool { color: #cba6f7; }
.hl-type { color: #f9e2af; }

/* ===== CARDS ===== */
.card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    margin: 1rem 0;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

/* ===== LEVEL BADGES ===== */
.level-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.level-badge.l1 {
    background: #fef3c7;
    color: #d97706;
}

.level-badge.l2 {
    background: #fed7aa;
    color: #ea580c;
}

.level-badge.l3 {
    background: #d1fae5;
    color: #059669;
}

/* ===== STATUS BOX ===== */
.status-box {
    background: var(--bg-light);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    display: inline-block;
    float: right;
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.status-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-value {
    font-weight: 600;
    color: var(--text);
}

/* ===== PAGE NAV (right side) ===== */
.page-nav {
    position: fixed;
    right: 2rem;
    top: 120px;
    width: 200px;
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
}

.page-nav-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.page-nav a {
    display: block;
    padding: 0.35rem 0;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s;
}

.page-nav a:hover,
.page-nav a.active {
    color: var(--primary);
}

/* ===== PIPELINE DIAGRAM ===== */
.pipeline-diagram {
    background: var(--bg-light);
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
}

.pipeline-stages {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.pipeline-stage {
    background: var(--bg-white);
    border: 2px solid var(--border);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    text-align: center;
    min-width: 100px;
    transition: all 0.3s;
}

.pipeline-stage:hover {
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(109, 40, 217, 0.15);
}

.pipeline-stage-icon {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.pipeline-stage-label {
    font-weight: 600;
    font-size: 0.8rem;
    color: var(--text);
}

.pipeline-arrow {
    color: var(--text-light);
    font-size: 1.25rem;
}

/* ===== THREAT TABLE ===== */
.threat-table {
    width: 100%;
    border-collapse: collapse;
}

.threat-table th,
.threat-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.threat-table th {
    background: var(--bg-light);
    font-weight: 600;
}

.threat-id {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--primary);
}

.severity-critical {
    background: #fef2f2;
    color: #dc2626;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.severity-high {
    background: #fff7ed;
    color: #ea580c;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.severity-medium {
    background: #fefce8;
    color: #ca8a04;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

.btn:hover {
    text-decoration: none;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-light);
    border-top: 1px solid var(--border);
    padding: 2rem 3rem;
    margin-top: 4rem;
}

.footer p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 0;
}

.footer a {
    color: var(--primary);
}

/* ===== SVG DIAGRAM STYLES ===== */
.diagram-svg {
    width: 100%;
    max-width: 800px;
    height: auto;
    margin: 2rem auto;
    display: block;
}

/* ===== ATTESTATION JSON VIEWER ===== */
.json-viewer {
    background: #0d0d0d;
    border-radius: 8px;
    overflow: hidden;
    margin: 1.5rem 0;
}

.json-viewer-header {
    background: #1a1a1a;
    padding: 0.75rem 1rem;
    display: flex;
    gap: 0.5rem;
}

.json-viewer-tab {
    padding: 0.4rem 0.8rem;
    background: transparent;
    border: none;
    color: #94a3b8;
    font-size: 0.85rem;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s;
}

.json-viewer-tab:hover,
.json-viewer-tab.active {
    background: var(--primary);
    color: white;
}

.json-viewer-content {
    padding: 1.5rem;
    color: #e2e8f0;
}

/* ===== TECHNIQUE CARDS ===== */
.technique-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    margin: 2rem 0;
}

.technique-header {
    background: var(--primary-dark);
    color: white;
    padding: 1rem 1.5rem;
}

.technique-header h3 {
    margin: 0;
    color: white;
    font-size: 1.1rem;
}

.technique-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    padding: 1.5rem;
}

@media (max-width: 768px) {
    .technique-body {
        grid-template-columns: 1fr;
    }
}

/* ===== MOBILE RESPONSIVE ===== */
@media (max-width: 900px) {
    :root {
        --sidebar-width: 0px;
    }

    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s;
    }

    .sidebar.open {
        transform: translateX(0);
        width: 260px;
    }

    .mobile-header {
        display: flex;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        background: var(--sidebar-bg);
        padding: 1rem;
        z-index: 99;
        align-items: center;
        justify-content: space-between;
    }

    .mobile-header .sidebar-logo {
        color: white;
    }

    .mobile-menu-btn {
        background: none;
        border: none;
        color: white;
        font-size: 1.5rem;
        cursor: pointer;
        padding: 0.5rem;
    }

    .main-content {
        margin-left: 0;
        padding-top: 60px;
    }

    .hero {
        padding: 4rem 1.5rem;
        min-height: 400px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .section {
        padding: 2rem 1.5rem;
    }

    .page-nav {
        display: none;
    }

    .status-box {
        float: none;
        margin: 0 0 1.5rem 0;
        display: block;
    }
}

@media (min-width: 901px) {
    .mobile-header {
        display: none;
    }
}

/* ===== UTILITY CLASSES ===== */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* ===== LEVEL REQUIREMENT TABLES ===== */
.level-section {
    margin: 2rem 0;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 8px;
    border-left: 4px solid var(--border);
}

.level-section.l1 { border-left-color: var(--level-1); }
.level-section.l2 { border-left-color: var(--level-2); }
.level-section.l3 { border-left-color: var(--level-3); }

.level-section h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0 0 1rem 0;
}

.level-section table {
    width: 100%;
    background: white;
    border-radius: 6px;
    overflow: hidden;
}

/* ===== MITIGATION BADGES ===== */
.mitigation-badge {
    display: inline-block;
    background: #6d28d9;
    color: white;
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    margin: 0.1rem;
}

/* ===== THREAT CATEGORIES ===== */
.threat-category {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem;
    background: white;
    border: 1px solid var(--border);
    border-radius: 8px;
    margin: 0.75rem 0;
    transition: all 0.2s;
}

.threat-category:hover {
    border-color: var(--primary-light);
    box-shadow: 0 2px 8px rgba(109, 40, 217, 0.08);
}

.threat-icon {
    width: 48px;
    height: 48px;
    background: var(--accent-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.threat-details h4 {
    margin: 0 0 0.25rem;
    color: var(--text);
    font-size: 1rem;
}

.threat-details p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ===== YAML CODE ===== */
.yaml-key { color: #89b4fa; }
.yaml-string { color: #a6e3a1; }
.yaml-comment { color: #6c7086; font-style: italic; }
.yaml-number { color: #fab387; }
.yaml-bool { color: #cba6f7; }

/* Pipeline YAML styling - ensure dark background */
.pipeline-yaml {
    background: #0d0d0d;
    border-radius: 8px;
    padding: 1.5rem;
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.6;
}

.pipeline-yaml pre {
    margin: 0;
    color: #e2e8f0;
}