/* POLIS Validator - Zane Theme */

:root {
    /* Neutral dark foundation */
    --color-bg: #262626;
    --color-bg-light: #303030;
    --color-surface: #3a3a3a;
    --color-panel: #444444;

    /* Soft Teal - for keywords/accents */
    --color-teal: #5fafaf;
    --color-teal-soft: #87d7d7;
    --color-teal-dim: #4a8a8a;
    --color-teal-glow: rgba(95, 175, 175, 0.3);

    /* Polis Cyan - consistent branding */
    --color-cyan: #00d4ff;
    --color-cyan-glow: rgba(0, 212, 255, 0.3);

    /* Salmon - warm accent for titles/failures */
    --color-salmon: #d97054;
    --color-salmon-soft: #ea8673;

    /* Text - clean greys */
    --color-text: #f0f0f0;
    --color-text-soft: #d0d0d0;
    --color-text-muted: #9a9a9a;

    /* Accent colors */
    --color-lavender: #6888a0;
    --color-gold: #d7af5f;
    --color-purple: #9c71a5;
    --color-green: #8aa858;

    /* Borders */
    --color-border: rgba(95, 175, 175, 0.25);
    --color-border-light: rgba(95, 175, 175, 0.4);

    /* Typography */
    --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;
    --font-display: 'Orbitron', var(--font-mono);

    /* Layout */
    --max-width: 800px;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--color-text-soft);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}

/* Focus states for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: 2px solid var(--color-teal);
    outline-offset: 2px;
}

.hidden {
    display: none !important;
}

/* Container */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ============================================
   HEADER
   ============================================ */

.validator-header {
    text-align: left;
    padding: 3rem 0 2rem;
}

.validator-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-teal);
    letter-spacing: 0.12em;
    text-shadow: 0 0 25px var(--color-teal-glow);
    margin: 0 0 0.5rem;
}

.validator-subtitle {
    font-size: 1rem;
    color: var(--color-salmon);
    margin: 0;
}

/* ============================================
   INPUT SECTION
   ============================================ */

.input-section {
    margin-bottom: 2rem;
}

.search-box {
    display: flex;
    gap: 1rem;
}

.search-box input {
    flex: 1;
    padding: 1rem 1.25rem;
    font-family: var(--font-mono);
    font-size: 1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    color: var(--color-text);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.search-box input::placeholder {
    color: var(--color-text-muted);
}

.search-box input:focus {
    border-color: var(--color-teal);
    box-shadow: 0 0 10px var(--color-teal-glow);
}

.btn-primary {
    padding: 1rem 2rem;
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    background: var(--color-teal);
    color: var(--color-bg);
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    background: var(--color-teal-soft);
    box-shadow: 0 0 15px var(--color-teal-glow);
}

.btn-primary:active {
    background: var(--color-teal-dim);
}

.input-hint {
    font-size: 0.85rem;
    color: var(--color-salmon);
    margin: 0.75rem 0 0;
    text-align: left;
}

/* ============================================
   LOADING STATE
   ============================================ */

.loading {
    text-align: center;
    padding: 3rem 0;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-surface);
    border-top-color: var(--color-teal);
    border-radius: 50%;
    margin: 0 auto 1rem;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading p {
    color: var(--color-text-muted);
    margin: 0;
}

/* ============================================
   CORS FALLBACK
   ============================================ */

.cors-fallback {
    margin-bottom: 2rem;
}

.fallback-box {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-gold);
    padding: 1.5rem;
    border-radius: 4px;
}

.fallback-box h3 {
    color: var(--color-gold);
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 0.75rem;
}

.fallback-box p {
    color: var(--color-text-soft);
    margin: 0 0 1rem;
    font-size: 0.9rem;
}

.fallback-box textarea {
    width: 100%;
    padding: 1rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    color: var(--color-text);
    resize: vertical;
    margin-bottom: 1rem;
}

.fallback-box textarea::placeholder {
    color: var(--color-text-muted);
}

.fallback-box textarea:focus {
    border-color: var(--color-teal);
    outline: none;
}

/* ============================================
   RESULTS
   ============================================ */

.results {
    margin-bottom: 2rem;
}

/* Summary Card */
.summary-card {
    text-align: center;
    padding: 2rem;
    margin-bottom: 2rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 4px;
}

.summary-card.verified {
    border-left: 4px solid var(--color-green);
}

.summary-card.failed {
    border-left: 4px solid var(--color-salmon);
}

.summary-card.warning {
    border-left: 4px solid var(--color-gold);
}

.summary-title-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.summary-icon {
    font-size: 1.5rem;
    display: flex;
    align-items: center;
}

.summary-card.verified .summary-icon {
    color: var(--color-green);
}

.summary-card.failed .summary-icon {
    color: var(--color-salmon);
}

.summary-card.warning .summary-icon {
    color: var(--color-gold);
}

.summary-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin: 0;
}

.summary-card.verified .summary-title {
    color: var(--color-green);
}

.summary-card.failed .summary-title {
    color: var(--color-salmon);
}

.summary-card.warning .summary-title {
    color: var(--color-gold);
}

.summary-description {
    color: var(--color-text-soft);
    margin: 0 0 1rem;
    font-size: 0.95rem;
}

/* Metadata Grid */
.metadata-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem 1.5rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
    text-align: left;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.metadata-row {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.metadata-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
}

.metadata-value {
    font-size: 0.9rem;
    color: var(--color-text);
    word-break: break-word;
}

@media (max-width: 500px) {
    .metadata-grid {
        grid-template-columns: 1fr;
    }
}

.summary-counts {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.summary-counts .passed {
    color: var(--color-green);
}

.summary-counts .warnings {
    color: var(--color-gold);
}

.summary-counts .failed {
    color: var(--color-salmon);
}

/* Issue Summary */
.issue-summary {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 1rem;
}

.issue-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.4rem 0.75rem;
    font-size: 0.8rem;
    font-weight: 500;
    text-decoration: none;
    border-radius: 4px;
    transition: background 0.2s, transform 0.1s;
}

.issue-link:hover {
    transform: translateY(-1px);
}

.issue-link-fail {
    background: rgba(217, 112, 84, 0.15);
    color: var(--color-salmon-soft);
    border: 1px solid rgba(217, 112, 84, 0.3);
}

.issue-link-fail:hover {
    background: rgba(217, 112, 84, 0.25);
}

.issue-link-warning {
    background: rgba(215, 175, 95, 0.15);
    color: var(--color-gold);
    border: 1px solid rgba(215, 175, 95, 0.3);
}

.issue-link-warning:hover {
    background: rgba(215, 175, 95, 0.25);
}

/* Check Groups */
.check-group {
    margin-bottom: 2rem;
}

.check-group:last-child {
    margin-bottom: 0;
}

.check-group-header {
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
}

.check-group-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.check-group-title {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-teal);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin: 0;
}

.check-group-count {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    padding: 0.25rem 0.6rem;
    background: var(--color-surface);
    border-radius: 3px;
}

.check-group.all-passed .check-group-count {
    color: var(--color-green);
    background: rgba(138, 168, 88, 0.15);
}

.check-group-description {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: 0.5rem 0 0;
}

.check-group-cards {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Check Cards */
.checks-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.check-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    overflow: hidden;
}

.check-card.pass {
    border-left: 4px solid var(--color-green);
}

.check-card.fail {
    border-left: 4px solid var(--color-salmon);
}

.check-card.warning {
    border-left: 4px solid var(--color-gold);
}

.check-card.error {
    border-left: 4px solid var(--color-gold);
}

.check-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
}

.check-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.check-card.pass .check-icon {
    color: var(--color-green);
}

.check-card.fail .check-icon {
    color: var(--color-salmon);
}

.check-card.warning .check-icon,
.check-card.error .check-icon {
    color: var(--color-gold);
}

.check-title {
    flex: 1;
    font-weight: 600;
    color: var(--color-text);
    font-size: 0.95rem;
}

.check-badge {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.25rem 0.5rem;
    border-radius: 3px;
}

.check-card.fail .check-badge {
    background: rgba(217, 112, 84, 0.2);
    color: var(--color-salmon);
}

.check-card.warning .check-badge,
.check-card.error .check-badge {
    background: rgba(215, 175, 95, 0.2);
    color: var(--color-gold);
}

.check-body {
    padding: 0 1.25rem 1.25rem;
    padding-left: calc(1.25rem + 2rem); /* Align with text after icon */
}

.check-explanation {
    margin-bottom: 1rem;
}

.check-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}

.check-text {
    font-size: 0.9rem;
    color: var(--color-text-soft);
    line-height: 1.6;
}

.check-result {
    padding: 0.75rem 1rem;
    border-radius: 4px;
    font-size: 0.9rem;
}

.check-card.pass .check-result {
    background: rgba(138, 168, 88, 0.1);
    color: var(--color-text-soft);
}

.check-card.fail .check-result,
.check-card.warning .check-result,
.check-card.error .check-result {
    background: rgba(217, 112, 84, 0.1);
}

.check-result strong {
    display: block;
    margin-bottom: 0.25rem;
}

.check-card.fail .check-result strong {
    color: var(--color-salmon);
}

.check-card.warning .check-result strong,
.check-card.error .check-result strong {
    color: var(--color-gold);
}

/* Technical Details (collapsible) */
.check-details {
    margin-top: 1rem;
}

.check-details summary {
    font-size: 0.8rem;
    color: var(--color-teal);
    cursor: pointer;
    list-style: none;
    user-select: none;
}

.check-details summary::-webkit-details-marker {
    display: none;
}

.check-details summary::before {
    content: '+ ';
}

.check-details[open] summary::before {
    content: '- ';
}

.check-details summary:hover {
    color: var(--color-teal-soft);
}

.check-details-content {
    margin-top: 0.75rem;
    padding: 0.75rem;
    background: var(--color-bg);
    border-radius: 4px;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    overflow-x: auto;
}

.check-details-content code {
    font-family: var(--font-mono);
    word-break: break-all;
}

.detail-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
}

.detail-row:last-child {
    margin-bottom: 0;
}

.detail-label {
    color: var(--color-lavender);
    flex-shrink: 0;
}

.detail-value {
    color: var(--color-text-soft);
    word-break: break-all;
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--color-border);
    margin-top: auto;
}

.footer-logo {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-cyan);
    letter-spacing: 0.12em;
    text-shadow: 0 0 25px var(--color-cyan-glow);
    text-decoration: none;
    transition: text-shadow 0.2s;
}

.footer-logo:hover {
    text-shadow: 0 0 35px var(--color-cyan-glow), 0 0 60px rgba(0, 212, 255, 0.15);
}

.footer-tagline {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--color-text-muted);
    letter-spacing: 0;
    text-shadow: none;
    margin-top: 0.25rem;
}

.footer-version {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-top: 0.75rem;
    opacity: 0.6;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 600px) {
    .validator-title {
        font-size: 1.75rem;
    }

    .search-box {
        flex-direction: column;
    }

    .btn-primary {
        width: 100%;
    }

    .check-body {
        padding-left: 1.25rem;
    }

    .container {
        padding: 0 1rem;
    }
}