/* ═══════════════════════════════════════════════════════════
   Nautilus — Main Stylesheet
   CSS Custom Properties · Responsive · Accessible
   ═══════════════════════════════════════════════════════════ */

/* ─── Custom Properties (Light Theme) ────────────────────── */
:root {
    /* Brand */
    --wa-primary: #4f46e5;
    --wa-primary-hover: #4338ca;
    --wa-primary-light: #eef2ff;
    --wa-primary-rgb: 79, 70, 229;

    /* Surfaces */
    --wa-bg: #f8fafc;
    --wa-bg-card: #ffffff;
    --wa-bg-card-alt: #f1f5f9;
    --wa-bg-input: #ffffff;
    --wa-bg-code: #f1f5f9;

    /* Text */
    --wa-text: #1e293b;
    --wa-text-secondary: #64748b;
    --wa-text-muted: #94a3b8;
    --wa-text-inverse: #ffffff;

    /* Borders */
    --wa-border: #e2e8f0;
    --wa-border-focus: var(--wa-primary);

    /* Severity */
    --wa-critical: #dc2626;
    --wa-critical-bg: #fef2f2;
    --wa-major: #ea580c;
    --wa-major-bg: #fff7ed;
    --wa-minor: #ca8a04;
    --wa-minor-bg: #fefce8;

    /* Score Gauge */
    --wa-gauge-track: #e2e8f0;
    --wa-gauge-color: var(--wa-primary);
    --wa-excellent: #16a34a;
    --wa-good: #2563eb;
    --wa-average: #ea580c;
    --wa-poor: #dc2626;

    /* Shadows */
    --wa-shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --wa-shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --wa-shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.06);
    --wa-shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);

    /* Radius */
    --wa-radius-sm: 6px;
    --wa-radius: 10px;
    --wa-radius-lg: 16px;
    --wa-radius-xl: 24px;

    /* Spacing */
    --wa-container-width: 1120px;

    /* Transitions */
    --wa-transition: 0.2s ease;
}

/* ─── Reset & Base ───────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 15px;
    line-height: 1.6;
    color: var(--wa-text);
    background-color: var(--wa-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color var(--wa-transition), color var(--wa-transition);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

.wa-container {
    width: 100%;
    max-width: var(--wa-container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ─── Header ─────────────────────────────────────────────── */
.wa-header {
    background: var(--wa-bg-card);
    border-bottom: 1px solid var(--wa-border);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--wa-shadow-sm);
    transition: background-color var(--wa-transition), border-color var(--wa-transition);
}

.wa-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.wa-header__brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.wa-header__logo {
    color: var(--wa-primary);
}

.wa-header__title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--wa-text);
    letter-spacing: -0.02em;
}

.wa-theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--wa-border);
    border-radius: var(--wa-radius-sm);
    background: var(--wa-bg-card);
    color: var(--wa-text-secondary);
    cursor: pointer;
    transition: all var(--wa-transition);
}

.wa-theme-toggle:hover {
    background: var(--wa-primary-light);
    color: var(--wa-primary);
    border-color: var(--wa-primary);
}

/* ─── Hero / Input Section ───────────────────────────────── */
.wa-hero {
    padding: 64px 0 48px;
    text-align: center;
}

.wa-hero__title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--wa-text);
    letter-spacing: -0.03em;
    margin-bottom: 8px;
}

.wa-hero__subtitle {
    color: var(--wa-text-secondary);
    font-size: 1.1rem;
    margin-bottom: 36px;
}

.wa-form {
    max-width: 640px;
    margin: 0 auto;
}

.wa-form__group {
    display: flex;
    gap: 8px;
    background: var(--wa-bg-card);
    border: 2px solid var(--wa-border);
    border-radius: var(--wa-radius-xl);
    padding: 6px 6px 6px 20px;
    box-shadow: var(--wa-shadow-md);
    transition: border-color var(--wa-transition), box-shadow var(--wa-transition);
}

.wa-form__group:focus-within {
    border-color: var(--wa-primary);
    box-shadow: var(--wa-shadow-lg), 0 0 0 4px rgba(var(--wa-primary-rgb), 0.1);
}

.wa-form__input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 1rem;
    color: var(--wa-text);
    outline: none;
    min-width: 0;
}

.wa-form__input::placeholder {
    color: var(--wa-text-muted);
}

.wa-form__submit {
    border-radius: var(--wa-radius-xl);
    padding: 10px 24px;
    white-space: nowrap;
    display: flex;
    align-items: center;
}

/* ─── Buttons ────────────────────────────────────────────── */
.wa-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 600;
    border: none;
    border-radius: var(--wa-radius-sm);
    cursor: pointer;
    padding: 10px 20px;
    transition: all var(--wa-transition);
    text-decoration: none;
}

.wa-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.wa-btn--primary {
    background: var(--wa-primary);
    color: var(--wa-text-inverse);
}

.wa-btn--primary:hover:not(:disabled) {
    background: var(--wa-primary-hover);
}

.wa-btn--secondary {
    background: var(--wa-bg-card-alt);
    color: var(--wa-text);
    border: 1px solid var(--wa-border);
}

.wa-btn--secondary:hover:not(:disabled) {
    background: var(--wa-border);
}

/* ─── Loading ────────────────────────────────────────────── */
.wa-loading {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    gap: 16px;
}

.wa-loading--visible {
    display: flex;
}

.wa-loading__phase {
    color: var(--wa-text-secondary);
    font-size: 0.95rem;
    animation: wa-pulse 1.5s ease-in-out infinite;
}

@keyframes wa-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ─── Error ──────────────────────────────────────────────── */
.wa-error {
    display: none;
    max-width: 640px;
    margin: 16px auto;
    padding: 16px 20px;
    background: var(--wa-critical-bg);
    color: var(--wa-critical);
    border: 1px solid var(--wa-critical);
    border-radius: var(--wa-radius);
    font-size: 0.9rem;
    text-align: center;
}

.wa-error--visible {
    display: block;
}

/* ─── Report ─────────────────────────────────────────────── */
.wa-report {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    padding-bottom: 48px;
}

.wa-report.wa-report--visible {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Scoreboard ─────────────────────────────────────────── */
.wa-scoreboard {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 32px;
    padding: 40px 0 32px;
    flex-wrap: wrap;
}

.wa-gauge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.wa-gauge__svg {
    display: block;
}

.wa-gauge__score {
    font-size: 1.5rem;
    font-weight: 800;
    fill: var(--wa-text);
}

.wa-gauge--overall .wa-gauge__score {
    font-size: 2rem;
}

.wa-gauge__label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--wa-text);
}

.wa-gauge__tag {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 2px 10px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Gauge colors by score level */
.wa-gauge--excellent { --wa-gauge-color: var(--wa-excellent); }
.wa-gauge--excellent .wa-gauge__tag { background: #dcfce7; color: var(--wa-excellent); }
.wa-gauge--good { --wa-gauge-color: var(--wa-good); }
.wa-gauge--good .wa-gauge__tag { background: #dbeafe; color: var(--wa-good); }
.wa-gauge--average { --wa-gauge-color: var(--wa-average); }
.wa-gauge--average .wa-gauge__tag { background: #fff7ed; color: var(--wa-average); }
.wa-gauge--poor { --wa-gauge-color: var(--wa-poor); }
.wa-gauge--poor .wa-gauge__tag { background: #fef2f2; color: var(--wa-poor); }

.wa-gauge__arc {
    transition: stroke-dashoffset 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─── Screenshot Preview ─────────────────────────────────── */
.wa-screenshot {
    max-width: 960px;
    margin: 0 auto 36px;
    background: var(--wa-bg-card);
    border-radius: var(--wa-radius-lg, 12px);
    border: 1px solid var(--wa-border);
    box-shadow: var(--wa-shadow-md);
    overflow: hidden;
}

.wa-screenshot__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    border-bottom: 1px solid var(--wa-border);
}

.wa-screenshot__header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.wa-screenshot__title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--wa-text);
    margin: 0;
    white-space: nowrap;
}

.wa-screenshot__toggles {
    display: flex;
    gap: 2px;
    background: var(--wa-bg-card-alt);
    border-radius: 8px;
    padding: 3px;
    flex-shrink: 0;
}

.wa-screenshot__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 6px 14px;
    border: none;
    background: transparent;
    border-radius: 6px;
    color: var(--wa-text-muted);
    cursor: pointer;
    transition: all 0.15s ease;
    font-size: 0.8rem;
    font-weight: 500;
    font-family: inherit;
    white-space: nowrap;
}

.wa-screenshot__toggle:hover {
    color: var(--wa-text);
    background: var(--wa-bg-card);
}

.wa-screenshot__toggle--active {
    background: var(--wa-bg-card);
    color: var(--wa-primary);
    box-shadow: var(--wa-shadow-sm);
    font-weight: 600;
}

/* Browser chrome bar */
.wa-screenshot__chrome {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    background: var(--wa-bg-card-alt);
    border-bottom: 1px solid var(--wa-border);
}

.wa-screenshot__dots {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.wa-screenshot__dots span {
    width: 11px;
    height: 11px;
    border-radius: 50%;
    display: block;
}

.wa-screenshot__dots span:nth-child(1) { background: #ef4444; }
.wa-screenshot__dots span:nth-child(2) { background: #f59e0b; }
.wa-screenshot__dots span:nth-child(3) { background: #22c55e; }

.wa-screenshot__address {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    color: var(--wa-text-muted);
    background: var(--wa-bg-card);
    border: 1px solid var(--wa-border);
    border-radius: 6px;
    padding: 5px 12px;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, monospace;
}

.wa-screenshot__address span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Viewport & static screenshot image */
.wa-screenshot__viewport {
    position: relative;
    overflow: hidden;
    background: var(--wa-bg-card-alt);
    min-height: 300px;
}

.wa-screenshot__frame {
    transition: all 0.3s ease;
}

/* Desktop mode */
.wa-screenshot__frame--desktop .wa-screenshot__viewport {
    height: 520px;
}

/* Mobile mode */
.wa-screenshot__frame--mobile .wa-screenshot__viewport {
    height: 580px;
}

/* Screenshot image (static capture) */
.wa-screenshot__img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
}

.wa-screenshot__frame--mobile .wa-screenshot__img {
    width: 375px;
    max-width: 60%;
    margin: 0 auto;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    border-left: 1px solid var(--wa-border);
    border-right: 1px solid var(--wa-border);
}

/* Loading spinner */
.wa-screenshot__loader {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    z-index: 1;
}

.wa-screenshot__loader p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--wa-text-muted);
}

.wa-screenshot__loader-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Fallback when iframe is blocked */
.wa-screenshot__fallback {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--wa-bg-card-alt);
    z-index: 3;
    padding: 24px;
    text-align: center;
}

.wa-screenshot__fallback p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--wa-text-secondary);
}

.wa-btn--small {
    padding: 8px 16px;
    font-size: 0.82rem;
    text-decoration: none;
    border-radius: 6px;
    background: var(--wa-primary);
    color: var(--wa-text-inverse);
    font-weight: 600;
    transition: background 0.15s;
    display: inline-block;
}

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

/* ─── Tabs ───────────────────────────────────────────────── */
.wa-tabs {
    margin-top: 8px;
}

.wa-tabs__list {
    display: flex;
    gap: 4px;
    border-bottom: 2px solid var(--wa-border);
    padding: 0;
    margin-bottom: 24px;
}

.wa-tabs__tab {
    padding: 12px 24px;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--wa-text-secondary);
    cursor: pointer;
    transition: all var(--wa-transition);
    border-radius: var(--wa-radius-sm) var(--wa-radius-sm) 0 0;
}

.wa-tabs__tab:hover {
    color: var(--wa-text);
    background: var(--wa-bg-card-alt);
}

.wa-tabs__tab--active {
    color: var(--wa-primary);
    border-bottom-color: var(--wa-primary);
}

.wa-tabs__panel {
    display: none;
}

.wa-tabs__panel--active {
    display: block;
    animation: wa-fadeIn 0.3s ease;
}

@keyframes wa-fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ─── Meta Cards (SEO) ───────────────────────────────────── */
.wa-meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.wa-meta-card {
    background: var(--wa-bg-card);
    border: 1px solid var(--wa-border);
    border-radius: var(--wa-radius);
    padding: 16px;
    transition: box-shadow var(--wa-transition), background-color var(--wa-transition);
}

.wa-meta-card:hover {
    box-shadow: var(--wa-shadow);
}

.wa-meta-card__label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--wa-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}

.wa-meta-card__value {
    font-size: 0.95rem;
    color: var(--wa-text);
    word-break: break-all;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.wa-meta-card__sub {
    font-size: 0.8rem;
    color: var(--wa-text-secondary);
    margin-top: 4px;
}

/* ─── Performance Metrics ────────────────────────────────── */
.wa-metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}

.wa-metric {
    background: var(--wa-bg-card);
    border: 1px solid var(--wa-border);
    border-radius: var(--wa-radius);
    padding: 16px;
    text-align: center;
    transition: all var(--wa-transition);
}

.wa-metric--warn {
    border-color: var(--wa-major);
    background: var(--wa-major-bg);
}

.wa-metric__value {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--wa-text);
    margin-bottom: 4px;
}

.wa-metric--warn .wa-metric__value {
    color: var(--wa-major);
}

.wa-metric__label {
    font-size: 0.8rem;
    color: var(--wa-text-secondary);
    font-weight: 500;
}

/* ─── Section Titles ─────────────────────────────────────── */
.wa-section-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--wa-text);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--wa-border);
}

/* ─── Issue List (SEO / Perf) ────────────────────────────── */
.wa-issue-list {
    margin-bottom: 24px;
}

.wa-issue {
    display: flex;
    flex-direction: column;
    padding: 0;
    border: 1px solid var(--wa-border);
    border-radius: var(--wa-radius-sm);
    margin-bottom: 8px;
    background: var(--wa-bg-card);
    transition: background-color var(--wa-transition);
    overflow: hidden;
}

.wa-issue--critical { border-left: 3px solid var(--wa-critical); }
.wa-issue--major { border-left: 3px solid var(--wa-major); }
.wa-issue--minor { border-left: 3px solid var(--wa-minor); }

.wa-issue__header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    user-select: none;
}

.wa-issue__header:hover {
    background: rgba(255, 255, 255, 0.03);
}

.wa-issue__message {
    font-size: 0.9rem;
    color: var(--wa-text);
    flex: 1;
}

.wa-issue__toggle {
    font-size: 0.85rem;
    color: var(--wa-text-secondary);
    min-width: 16px;
    text-align: center;
    transition: transform 0.2s;
}

.wa-issue__body {
    display: none;
    padding: 0 16px 14px 16px;
    border-top: 1px solid var(--wa-border);
    animation: wa-slide-down 0.2s ease;
}

.wa-issue--expanded .wa-issue__body {
    display: block;
}

.wa-issue__suggestion {
    font-size: 0.85rem;
    color: var(--wa-text-secondary);
    margin: 10px 0 0;
    line-height: 1.5;
}

.wa-issue__suggestion strong {
    color: var(--wa-primary);
}

.wa-issue__details {
    list-style: none;
    padding: 0;
    margin: 10px 0 0;
}

.wa-issue__detail-item {
    font-size: 0.8rem;
    font-family: 'Fira Code', 'Consolas', monospace;
    color: var(--wa-text-secondary);
    padding: 4px 8px;
    margin-bottom: 4px;
    background: rgba(0, 0, 0, 0.15);
    border-radius: 4px;
    word-break: break-all;
}

@keyframes wa-slide-down {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}

.wa-issue__detail {
    font-size: 0.8rem;
    color: var(--wa-text-secondary);
    margin-left: auto;
    white-space: nowrap;
}

.wa-no-issues {
    text-align: center;
    color: var(--wa-excellent);
    font-weight: 600;
    padding: 24px;
    background: #dcfce7;
    border-radius: var(--wa-radius);
}

/* ─── Severity Badges ────────────────────────────────────── */
.wa-severity-badge {
    display: inline-flex;
    align-items: center;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
    flex-shrink: 0;
}

.wa-severity-badge--critical { background: var(--wa-critical-bg); color: var(--wa-critical); }
.wa-severity-badge--major { background: var(--wa-major-bg); color: var(--wa-major); }
.wa-severity-badge--minor { background: var(--wa-minor-bg); color: var(--wa-minor); }

/* ─── A11y Summary Badges ────────────────────────────────── */
.wa-a11y-summary {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.wa-a11y-badges {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.wa-badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: var(--wa-radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
}

.wa-badge--total { background: var(--wa-bg-card-alt); color: var(--wa-text); border: 1px solid var(--wa-border); }
.wa-badge--critical { background: var(--wa-critical-bg); color: var(--wa-critical); }
.wa-badge--major { background: var(--wa-major-bg); color: var(--wa-major); }
.wa-badge--minor { background: var(--wa-minor-bg); color: var(--wa-minor); }

/* ─── Practices Table (AccessMonitor-style) ──────────────── */
.wa-practices-table {
    width: 100%;
}

.wa-practices-header {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--wa-text);
    margin-bottom: 12px;
}

.wa-table--practices {
    width: 100%;
    border-collapse: collapse;
    border-radius: var(--wa-radius-sm);
    overflow: hidden;
}

.wa-table--practices th {
    text-align: center;
    padding: 10px 14px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--wa-bg-card-alt);
    color: var(--wa-text-dim);
    border-bottom: 2px solid var(--wa-border);
}

.wa-table--practices th:first-child {
    text-align: left;
}

.wa-table--practices td {
    padding: 10px 14px;
    text-align: center;
    font-size: 0.95rem;
    font-weight: 600;
    border-bottom: 1px solid var(--wa-border);
}

.wa-table--practices td:first-child {
    text-align: left;
    display: flex;
    align-items: center;
    gap: 8px;
}

.wa-practice-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    font-size: 0.8rem;
    font-weight: 700;
    flex-shrink: 0;
}

.wa-practice-icon--passed {
    background: #e8f5e9;
    color: #2e7d32;
}

.wa-practice-icon--warning {
    background: #fff3e0;
    color: #e65100;
}

.wa-practice-icon--failed {
    background: #fbe9e7;
    color: #c62828;
}

.wa-practice-row--passed td:not(:first-child) { color: #2e7d32; }
.wa-practice-row--warning td:not(:first-child) { color: #e65100; }
.wa-practice-row--failed td:not(:first-child) { color: #c62828; }

/* ─── A11y Issue Groups ──────────────────────────────────── */
.wa-a11y-issues {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.wa-issue-group {
    border: 1px solid var(--wa-border);
    border-radius: var(--wa-radius);
    overflow: hidden;
    background: var(--wa-bg-card);
}

.wa-issue-group__header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    background: var(--wa-bg-card-alt);
    border-bottom: 1px solid var(--wa-border);
}

.wa-issue-group__sc {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--wa-primary);
    padding: 2px 8px;
    background: var(--wa-primary-light);
    border-radius: var(--wa-radius-sm);
    white-space: nowrap;
}

.wa-issue-group__title {
    flex: 1;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--wa-text);
}

.wa-issue-group__count {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--wa-text-secondary);
    background: var(--wa-bg-card);
    padding: 2px 10px;
    border-radius: 999px;
}

.wa-issue-group__list {
    padding: 8px;
}

/* ─── Issue Cards (A11y) ─────────────────────────────────── */
.wa-issue-card {
    border: 1px solid var(--wa-border);
    border-radius: var(--wa-radius-sm);
    margin-bottom: 8px;
    overflow: hidden;
    transition: box-shadow var(--wa-transition);
}

.wa-issue-card:last-child {
    margin-bottom: 0;
}

.wa-issue-card:hover {
    box-shadow: var(--wa-shadow-sm);
}

.wa-issue-card--critical { border-left: 3px solid var(--wa-critical); }
.wa-issue-card--major { border-left: 3px solid var(--wa-major); }
.wa-issue-card--minor { border-left: 3px solid var(--wa-minor); }

.wa-issue-card__header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    cursor: pointer;
    user-select: none;
}

.wa-issue-card__header::before {
    content: '▸';
    color: var(--wa-text-muted);
    font-size: 0.8rem;
    transition: transform var(--wa-transition);
}

.wa-issue-card--expanded .wa-issue-card__header::before {
    transform: rotate(90deg);
}

.wa-issue-card__desc {
    flex: 1;
    font-size: 0.85rem;
    color: var(--wa-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

.wa-issue-card__engine {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--wa-text-muted);
    text-transform: uppercase;
    flex-shrink: 0;
}

.wa-issue-card__detail-label {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--wa-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 4px;
    margin-top: 10px;
}

.wa-issue-card__review {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--wa-minor);
    padding: 2px 6px;
    background: var(--wa-minor-bg);
    border-radius: var(--wa-radius-sm);
}

.wa-issue-card__body {
    display: none;
    padding: 0 14px 14px;
    font-size: 0.88rem;
}

.wa-issue-card--expanded .wa-issue-card__body {
    display: block;
    animation: wa-fadeIn 0.2s ease;
}

.wa-issue-card__message {
    color: var(--wa-text);
    margin-bottom: 8px;
}

.wa-issue-card__suggestion {
    color: var(--wa-text-secondary);
    margin-bottom: 8px;
    padding: 8px 12px;
    background: var(--wa-bg-card-alt);
    border-radius: var(--wa-radius-sm);
    border-left: 3px solid var(--wa-primary);
}

.wa-issue-card__element {
    display: block;
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 0.8rem;
    padding: 8px 12px;
    background: var(--wa-bg-code);
    border-radius: var(--wa-radius-sm);
    color: var(--wa-text-secondary);
    word-break: break-all;
    margin-bottom: 8px;
}

.wa-issue-card__html {
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 0.78rem;
    padding: 10px 12px;
    background: var(--wa-bg-code);
    border-radius: var(--wa-radius-sm);
    color: var(--wa-text-secondary);
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-all;
    max-height: 200px;
    overflow-y: auto;
}

.wa-issue-card__context {
    font-size: 0.85rem;
    color: var(--wa-text-muted);
    font-style: italic;
}

/* ─── Asset Table ────────────────────────────────────────── */
.wa-asset-section {
    margin-bottom: 24px;
}

.wa-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.wa-table thead {
    background: var(--wa-bg-card-alt);
}

.wa-table th {
    text-align: left;
    padding: 10px 14px;
    font-weight: 600;
    color: var(--wa-text-secondary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--wa-border);
}

.wa-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--wa-border);
    color: var(--wa-text);
}

.wa-table tbody tr:hover {
    background: var(--wa-bg-card-alt);
}

/* ─── Broken Links ───────────────────────────────────────── */
.wa-broken-links {
    margin-top: 24px;
}

.wa-broken-links__list {
    list-style: none;
    padding: 0;
}

.wa-broken-links__list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border: 1px solid var(--wa-border);
    border-left: 3px solid var(--wa-critical);
    border-radius: var(--wa-radius-sm);
    margin-bottom: 6px;
    background: var(--wa-bg-card);
}

.wa-broken-links__status {
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--wa-critical);
    min-width: 36px;
    text-align: center;
}

.wa-broken-links__url {
    color: var(--wa-text-secondary);
    font-size: 0.85rem;
    text-decoration: none;
    word-break: break-all;
}

.wa-broken-links__url:hover {
    color: var(--wa-primary);
    text-decoration: underline;
}

/* ─── JSON Toggle ────────────────────────────────────────── */
.wa-json-toggle {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--wa-border);
}

.wa-json-output {
    margin-top: 16px;
    padding: 16px;
    background: var(--wa-bg-code);
    border: 1px solid var(--wa-border);
    border-radius: var(--wa-radius);
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 0.78rem;
    color: var(--wa-text-secondary);
    overflow: auto;
    max-height: 500px;
    white-space: pre;
    line-height: 1.5;
}

/* ─── Export Bar ──────────────────────────────────────────── */
.wa-export-bar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--wa-border);
}

/* ─── Footer ─────────────────────────────────────────────── */
.wa-footer {
    margin-top: auto;
    padding: 32px 0;
    text-align: center;
    color: var(--wa-text-muted);
    font-size: 0.85rem;
    border-top: 1px solid var(--wa-border);
}

.wa-footer__tech {
    font-size: 0.75rem;
    margin-top: 4px;
    opacity: 0.7;
}

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 768px) {
    .wa-hero {
        padding: 40px 0 32px;
    }

    .wa-hero__title {
        font-size: 1.5rem;
    }

    .wa-form__group {
        flex-direction: column;
        border-radius: var(--wa-radius);
        padding: 12px;
    }

    .wa-form__input {
        padding: 10px;
    }

    .wa-form__submit {
        width: 100%;
        justify-content: center;
    }

    .wa-scoreboard {
        gap: 20px;
    }

    .wa-screenshot {
        margin-bottom: 24px;
    }

    .wa-screenshot__header {
        padding: 12px 16px;
        flex-wrap: wrap;
        gap: 8px;
    }

    .wa-screenshot__toggle {
        padding: 5px 10px;
        font-size: 0.75rem;
    }

    .wa-screenshot__frame--desktop .wa-screenshot__viewport {
        height: 340px;
    }

    .wa-screenshot__frame--mobile .wa-screenshot__viewport {
        height: 420px;
    }

    .wa-screenshot__frame--mobile .wa-screenshot__img {
        max-width: 80%;
    }

    .wa-tabs__tab {
        padding: 10px 16px;
        font-size: 0.85rem;
    }

    .wa-meta-grid {
        grid-template-columns: 1fr;
    }

    .wa-metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .wa-a11y-summary {
        gap: 8px;
    }

    .wa-badge {
        font-size: 0.8rem;
        padding: 6px 12px;
    }

    .wa-table--practices th,
    .wa-table--practices td {
        padding: 8px 8px;
        font-size: 0.82rem;
    }
}

@media (max-width: 480px) {
    .wa-container {
        padding: 0 16px;
    }

    .wa-metrics-grid {
        grid-template-columns: 1fr;
    }

    .wa-scoreboard {
        flex-direction: column;
        align-items: center;
    }

    .wa-export-bar {
        flex-direction: column;
    }

    .wa-export-bar .wa-btn {
        width: 100%;
    }
}

/* ─── Print ──────────────────────────────────────────────── */
@media print {
    .wa-header,
    .wa-hero,
    .wa-footer,
    .wa-json-toggle,
    .wa-export-bar,
    .wa-theme-toggle,
    .wa-loading,
    .wa-screenshot {
        display: none !important;
    }

    body {
        background: white;
        color: #000;
        font-size: 12px;
    }

    .wa-issue-card__body {
        display: block !important;
    }

    .wa-report {
        opacity: 1 !important;
        transform: none !important;
    }

    .wa-gauge__arc {
        transition: none !important;
    }
}