/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

@import url("./brand.css");

:root {
    scrollbar-gutter: stable;
    --mermaid-font-size: 12px;
    --mermaid-edge-label-bg: transparent;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 4px 12px 0 rgba(0, 0, 0, 0.15);
}

body {
    font-family: var(--ad-font-sans);
    line-height: 1.6;
    color: var(--ad-text);
    background-color: var(--ad-bg-alt);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.container-wide {
    max-width: 1400px;
}

/* Header */
header {
    background-color: var(--ad-bg);
    border-bottom: 1px solid var(--ad-border);
    box-shadow: var(--shadow);
}

nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 1.5rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ad-accent);
}

/* Main Content */
main {
    padding: 3rem 1.5rem;
    min-height: calc(100vh - 200px);
}

/* Hero Section */
.hero {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 0;
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--ad-text);
    margin-bottom: 1rem;
    border-left: 3px solid var(--ad-accent);
    padding-left: 0.75rem;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--ad-text-mute);
    font-weight: 400;
}

/* Content Section */
.content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* Card Component */
.card {
    background-color: var(--ad-bg);
    border-radius: 0.5rem;
    border: 1px solid var(--ad-border);
    padding: 1.75rem;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.card h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ad-accent);
    margin-bottom: 1rem;
}

.card p {
    color: var(--ad-text);
    line-height: 1.7;
}

.card ul {
    list-style-position: inside;
    color: var(--ad-text);
    line-height: 1.8;
}

.card li {
    margin-bottom: 0.5rem;
}

/* Footer */
footer {
    background-color: var(--ad-bg);
    border-top: 1px solid var(--ad-border);
    padding: 2rem 0;
    margin-top: 4rem;
}

footer p {
    text-align: center;
    color: var(--ad-text-mute);
    font-size: 0.875rem;
}

/* Mermaid Components */
:root {
    --mermaid-bg: var(--ad-bg);
    --mermaid-primary-color: var(--ad-vellum);
    --mermaid-primary-text-color: var(--ad-text);
    --mermaid-primary-border-color: var(--ad-umber);
    --mermaid-line-color: var(--ad-text);
    --mermaid-secondary-color: var(--ad-bg-alt);
    --mermaid-tertiary-color: var(--ad-text);
    --mermaid-edge-label-color: var(--ad-text);
}

@media (prefers-color-scheme: dark) {
    :root {
        --mermaid-bg: var(--ad-bg);
        --mermaid-primary-color: var(--ad-n900);
        --mermaid-primary-text-color: var(--ad-text);
        --mermaid-primary-border-color: var(--ad-gold-deep);
        --mermaid-line-color: var(--ad-text-mute);
        --mermaid-secondary-color: var(--ad-bg-alt);
        --mermaid-tertiary-color: var(--ad-text);
        --mermaid-edge-label-color: var(--ad-text);
    }
}

.mermaid-container {
    background-color: var(--mermaid-bg);
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-lg);
    margin-top: 2rem;
    overflow-x: auto;
    display: flex;
    justify-content: center;
}

.mermaid-viewer {
    width: 100%;
}

.mermaid-viewer svg {
    display: block;
    margin: 0 auto;
}

#error-display {
    color: #d32f2f;
    background: #ffebee;
    padding: 1rem;
    margin: 1rem;
    border: 1px solid #d32f2f;
    display: none;
    white-space: pre-wrap;
    font-family: var(--ad-font-mono);
}

@media (prefers-color-scheme: dark) {
    #error-display {
        background: #3e2723;
        color: #ff8a80;
        border-color: #bf360c;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .content {
        grid-template-columns: 1fr;
    }

    nav {
        padding: 1rem 1.5rem;
    }
}


/* Clickable Mermaid Nodes */
.clickable-node {
    cursor: pointer !important;
}

.clickable-node:hover rect,
.clickable-node:hover circle,
.clickable-node:hover polygon,
.clickable-node:hover path {
    filter: brightness(1.1);
    stroke-width: 3px !important;
    transition: filter 0.2s, stroke-width 0.2s;
}

/* Mermaid Modal Styles */
.mermaid-modal {
    display: none; /* Managed by JS, usually none or flex */
    position: fixed;
    z-index: 999999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
}

.mermaid-modal-content {
    background-color: var(--ad-bg);
    color: var(--ad-text);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    border: 1px solid var(--ad-border);
    animation: modalScaleIn 0.3s ease-out;
}

@keyframes modalScaleIn {
    from { transform: scale(0.95); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.mermaid-modal-close {
    position: absolute;
    top: 1rem;
    right: 1.2rem;
    color: var(--ad-text);
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.2s;
    line-height: 1;
}

.mermaid-modal-close:hover {
    opacity: 1;
}

.mermaid-modal-close:focus-visible {
    outline: 2px solid var(--ad-accent);
    outline-offset: 2px;
}

.mermaid-modal-back {
    position: absolute;
    top: 1rem;
    left: 1rem;
    color: var(--ad-text);
    font-size: 1.4rem;
    font-weight: bold;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.2s;
    line-height: 1;
}

.mermaid-modal-back:hover {
    opacity: 1;
}

.mermaid-modal-back:focus-visible {
    outline: 2px solid var(--ad-accent);
    outline-offset: 2px;
}

.mermaid-modal-body {
    line-height: 1.7;
}

.mermaid-modal-body ul,
.mermaid-modal-body ol {
    list-style-position: inside;
}

.mermaid-modal-body li {
    padding-left: 1.5em;
    text-indent: -1.5em;
}

.mermaid-modal-body h1,
.mermaid-modal-body h2 {
    margin: 0rem;
    color: var(--ad-accent);
    border-left: 3px solid var(--ad-accent);
    padding-left: 0.75rem;
}

.mermaid-modal-body a {
    color: var(--ad-accent);
    text-decoration: underline;
}

.mermaid-modal-body hr {
    border: 0;
    border-top: 1px solid var(--ad-border);
    margin: 1.5rem 0;
}

.mermaid-modal-body .katex-display {
    margin: 0rem;
}

/* Mermaid Edge Label Transparency */
.edgeLabel,
.edgeLabel rect,
[class^="edgeLabel"],
.labelBkg,
.edgeLabel * {
    background-color: transparent !important;
    fill: transparent !important;
    color: var(--mermaid-edge-label-color) !important;
}

/* Ensure subgraph titles don't wrap and are fully visible */
.cluster span.nodeLabel {
    white-space: nowrap !important;
    overflow: visible !important;
}

/* Code and Monospace Elements */
code,
pre,
.metadata,
.caption {
    font-family: var(--ad-font-mono);
}

code {
    background-color: var(--ad-bg-alt);
    color: var(--ad-text);
    padding: 0.125rem 0.375rem;
    border-radius: 0.25rem;
}

pre {
    background-color: var(--ad-bg-alt);
    color: var(--ad-text);
    padding: 1rem;
    border-radius: 0.5rem;
    overflow-x: auto;
    border: 1px solid var(--ad-border);
}

.metadata,
.caption {
    color: var(--ad-text-mute);
    font-size: 0.85em;
}

/* Brand Lockup */
.brand-lockup {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--ad-text);
    transition: color 0.2s ease;
}

.brand-lockup:hover {
    color: var(--ad-accent);
}

.brand-lockup img {
    width: 32px;
    height: 32px;
}

.brand-lockup span {
    font-family: var(--ad-font-sans);
    font-weight: 600;
    letter-spacing: 0.02em;
}