/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0f0f1a;
    --bg-secondary: #13132a;
    --bg-card: #1a1a2e;
    --bg-card-hover: #22223a;
    --border: #2a2a40;
    --border-subtle: #1e1e35;

    --text-primary: #eaeaea;
    --text-secondary: #aaa;
    --text-muted: #666;

    --accent: #3cb371;
    --accent-glow: rgba(60, 179, 113, 0.12);
    --accent-border: rgba(60, 179, 113, 0.25);
    --accent-hover: #34a065;
    --accent-strong: #45c47e;

    --color-pass: #3cb371;
    --color-pass-bg: rgba(60, 179, 113, 0.08);
    --color-pass-border: rgba(60, 179, 113, 0.2);
    --color-warning: #f39c12;
    --color-warning-bg: rgba(243, 156, 18, 0.08);
    --color-warning-border: rgba(243, 156, 18, 0.2);
    --color-fail: #e74c3c;
    --color-fail-bg: rgba(231, 76, 60, 0.08);
    --color-fail-border: rgba(231, 76, 60, 0.2);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;

    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== NAVBAR ===== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(15, 15, 26, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 14px 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo-label {
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.01em;
}

.logo-highlight {
    color: var(--accent);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    transition: all 0.2s;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-card);
}

.nav-active {
    color: var(--accent);
    background: var(--accent-glow);
}

.nav-active:hover {
    color: var(--accent-strong);
    background: var(--accent-glow);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    padding: 100px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
}

.hero-orb-1 {
    width: 500px;
    height: 500px;
    background: var(--accent);
    top: -250px;
    left: -100px;
    opacity: 0.08;
}

.hero-orb-2 {
    width: 400px;
    height: 400px;
    background: #2ecc71;
    top: -100px;
    right: -200px;
    opacity: 0.06;
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--accent-glow);
    border: 1px solid var(--accent-border);
    border-radius: var(--radius-full);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 28px;
}

.hero h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
    color: #fff;
}

.gradient-text {
    background: linear-gradient(135deg, #3cb371 0%, #2ecc71 40%, #27ae60 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== SEARCH FORM ===== */
.search-form {
    margin-bottom: 32px;
}

.search-wrapper {
    display: flex;
    align-items: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 6px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

.search-wrapper:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow), 0 4px 24px rgba(0, 0, 0, 0.35);
}

.search-icon {
    display: flex;
    align-items: center;
    padding: 0 12px 0 16px;
    color: var(--text-muted);
}

.search-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 1rem;
    padding: 14px 8px;
    min-width: 0;
}

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

.search-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
}

.search-btn:hover:not(:disabled) {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(60, 179, 113, 0.3);
}

.search-btn:active:not(:disabled) {
    transform: translateY(0);
}

.spinner {
    animation: spin 0.8s linear infinite;
}

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

.search-error {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
    padding: 10px 16px;
    background: var(--color-fail-bg);
    border: 1px solid var(--color-fail-border);
    border-radius: var(--radius-sm);
    color: var(--color-fail);
    font-size: 0.875rem;
    font-weight: 500;
}

/* ===== TRUST INDICATORS ===== */
.trust-indicators {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    font-size: 0.8rem;
    font-weight: 500;
}

.trust-item svg {
    color: var(--accent);
    opacity: 0.6;
}

/* ===== SECTION TITLES ===== */
.section-title {
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #fff;
    margin-bottom: 10px;
    text-align: center;
}

.section-subtitle {
    font-size: 0.95rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 36px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* ===== FEATURES ===== */
.features {
    padding: 60px 0 70px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-3px);
    border-color: var(--accent-border);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    background: var(--accent-glow);
    color: var(--accent);
}

.feature-card h3 {
    font-size: 1.05rem;
    font-weight: 650;
    margin-bottom: 10px;
    letter-spacing: -0.01em;
    color: #fff;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* ===== SEO CONTENT ===== */
.seo-content {
    padding: 0 0 70px;
}

.seo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 56px;
}

.seo-block {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
}

.seo-block h2 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
}

.seo-block p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== FAQ ===== */
.faq-section {
    margin-top: 0;
}

.faq-section .section-title {
    margin-bottom: 24px;
}

.faq-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color 0.2s;
}

.faq-item[open] {
    border-color: var(--accent-border);
}

.faq-item summary {
    padding: 16px 20px;
    font-size: 0.9rem;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background 0.2s;
}

.faq-item summary:hover {
    background: var(--bg-card-hover);
}

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

.faq-item summary::after {
    content: '+';
    font-size: 1.2rem;
    color: var(--accent);
    font-weight: 300;
    flex-shrink: 0;
    margin-left: 12px;
    transition: transform 0.2s;
}

.faq-item[open] summary::after {
    content: '−';
}

.faq-item p {
    padding: 0 20px 18px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

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

/* ===== RESULTS HERO ===== */
.results-hero {
    padding: 40px 0 36px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 28px;
    transition: opacity 0.2s;
    opacity: 0.7;
}

.back-link:hover {
    opacity: 1;
}

/* Score section: ring + domain info side by side */
.score-section {
    display: flex;
    align-items: center;
    gap: 32px;
    margin-bottom: 24px;
}

.score-meta {
    flex: 1;
}

.results-timestamp {
    font-size: 0.78rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 500;
}

.results-domain {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin: 4px 0 12px;
    color: #fff;
}

/* Grade pill — inline after domain */
.grade-pill {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.82rem;
    font-weight: 500;
    line-height: 1.4;
}

.grade-pill .grade-letter {
    font-size: 0.85rem;
    font-weight: 800;
    min-width: auto;
}

.grade-excellent {
    background: var(--color-pass-bg);
    border: 1px solid var(--color-pass-border);
    color: var(--color-pass);
}

.grade-good {
    background: var(--accent-glow);
    border: 1px solid var(--accent-border);
    color: var(--accent);
}

.grade-fair {
    background: var(--color-warning-bg);
    border: 1px solid var(--color-warning-border);
    color: var(--color-warning);
}

.grade-poor {
    background: var(--color-fail-bg);
    border: 1px solid var(--color-fail-border);
    color: var(--color-fail);
}

/* ===== SCORE RING ===== */
.score-ring {
    position: relative;
    width: 120px;
    height: 120px;
    flex-shrink: 0;
}

.score-svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.score-bg {
    fill: none;
    stroke: var(--border);
    stroke-width: 6;
}

.score-fill {
    fill: none;
    stroke-width: 6;
    stroke-linecap: round;
    transition: stroke-dasharray 1s ease;
    stroke-dasharray: calc(var(--score) * 3.267) calc(326.7 - var(--score) * 3.267);
}

.score-excellent .score-fill { stroke: var(--color-pass); }
.score-good .score-fill { stroke: var(--accent); }
.score-fair .score-fill { stroke: var(--color-warning); }
.score-poor .score-fill { stroke: var(--color-fail); }

.score-inner {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.score-value {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.03em;
}

.score-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-weight: 500;
}

.score-excellent .score-value { color: var(--color-pass); }
.score-good .score-value { color: var(--accent); }
.score-fair .score-value { color: var(--color-warning); }
.score-poor .score-value { color: var(--color-fail); }

/* ===== SUMMARY STRIP — quick glance bar ===== */
.summary-strip {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.summary-chip {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 12px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.chip-pass {
    background: var(--color-pass-bg);
    color: var(--color-pass);
    border: 1px solid var(--color-pass-border);
}

.chip-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning);
    border: 1px solid var(--color-warning-border);
}

.chip-fail {
    background: var(--color-fail-bg);
    color: var(--color-fail);
    border: 1px solid var(--color-fail-border);
}

/* ===== CHECK TILES — 2×2 grid + full-width last ===== */
.results-body {
    padding: 36px 0 80px;
}

.checks-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 40px;
}

.check-tile {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 28px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.check-tile::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    border-radius: inherit;
}

.tile-pass::before { background: radial-gradient(ellipse at top, var(--color-pass-bg) 0%, transparent 70%); }
.tile-warning::before { background: radial-gradient(ellipse at top, var(--color-warning-bg) 0%, transparent 70%); }
.tile-fail::before { background: radial-gradient(ellipse at top, var(--color-fail-bg) 0%, transparent 70%); }

.check-tile:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.check-tile:hover::before {
    opacity: 1;
}

.tile-full {
    grid-column: 1 / -1;
}

/* Top row: indicator dot + badge */
.tile-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    position: relative;
}

.tile-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.ind-pass { background: var(--color-pass); box-shadow: 0 0 8px var(--color-pass); }
.ind-warning { background: var(--color-warning); box-shadow: 0 0 8px var(--color-warning); }
.ind-fail { background: var(--color-fail); box-shadow: 0 0 8px var(--color-fail); }

.tile-badge {
    font-size: 0.7rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.badge-pass {
    background: var(--color-pass-bg);
    color: var(--color-pass);
    border: 1px solid var(--color-pass-border);
}

.badge-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning);
    border: 1px solid var(--color-warning-border);
}

.badge-fail {
    background: var(--color-fail-bg);
    color: var(--color-fail);
    border: 1px solid var(--color-fail-border);
}

/* Icon */
.tile-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    position: relative;
}

.icon-pass { background: var(--color-pass-bg); color: var(--color-pass); }
.icon-warning { background: var(--color-warning-bg); color: var(--color-warning); }
.icon-fail { background: var(--color-fail-bg); color: var(--color-fail); }

/* Title + detail */
.tile-title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: #fff;
    position: relative;
}

.tile-detail {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
    position: relative;
}

/* ===== RECORDS ACCORDION (inside tiles) ===== */
.tile-records {
    margin-top: 16px;
    position: relative;
}

.records-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    font-family: var(--font);
    font-size: 0.78rem;
    font-weight: 500;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
}

.records-toggle:hover {
    background: rgba(255, 255, 255, 0.07);
    color: var(--text-primary);
}

.toggle-chevron {
    transition: transform 0.2s;
}

.tile-records.open .toggle-chevron {
    transform: rotate(180deg);
}

.records-list {
    display: none;
    margin-top: 10px;
}

.tile-records.open .records-list {
    display: block;
}

.record-item {
    display: block;
    padding: 10px 14px;
    margin-bottom: 6px;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    color: var(--text-secondary);
    word-break: break-all;
    font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
    line-height: 1.5;
}

/* ===== RESULT ACTIONS ===== */
.results-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-family: var(--font);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.25s ease;
    border: none;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(60, 179, 113, 0.3);
}

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

.btn-secondary:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    border-color: var(--accent-border);
}

/* ===== FOOTER ===== */
.footer {
    margin-top: auto;
    padding: 32px 0;
    border-top: 1px solid var(--border-subtle);
    background: var(--bg-secondary);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-logo {
    height: 24px;
    width: auto;
    opacity: 0.6;
}

.footer-brand p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-copy p {
    font-size: 0.78rem;
    color: var(--text-muted);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .hero {
        padding: 60px 0 50px;
    }

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

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

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

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

    .score-section {
        flex-direction: column;
        text-align: center;
    }

    .results-domain {
        font-size: 1.6rem;
    }

    .summary-strip {
        justify-content: center;
    }

    .search-wrapper {
        flex-direction: column;
        gap: 0;
    }

    .search-icon {
        display: none;
    }

    .search-input {
        padding: 14px 16px;
        width: 100%;
    }

    .search-btn {
        width: 100%;
        padding: 14px;
    }

    .trust-indicators {
        flex-direction: column;
        gap: 10px;
    }

    .results-actions {
        flex-direction: column;
    }

    .btn-primary, .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .grade-pill {
        justify-content: center;
    }

    .footer-inner {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .footer-brand {
        flex-direction: column;
        gap: 8px;
    }

    .nav-links {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .results-domain {
        font-size: 1.3rem;
    }
}