:root {
    --bg: #0a0a0f;
    --card-bg: #111114;
    --border: #1e1e24;
    --accent: #00d47e;
    --accent-hover: #00b368;
    --muted: #8b8b9e;
    --heading: #f5f5f7;
    --text: #e0e0e0;
    --success-bg: #0d2818;
    --success-border: #00d47e;
    --error-bg: #2a0f0f;
    --error-border: #e94560;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
}

.nav-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-username {
    color: var(--accent);
    font-weight: 600;
    padding-right: 1.5rem;
    border-right: 1px solid var(--border);
}

.nav-links a {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s;
}

.nav-links a:hover { color: #fff; }

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 1rem;
    flex: 1;
}

h1, h2, h3 { color: var(--heading); margin-bottom: 1rem; }

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s, transform 0.1s;
}

.btn:active { transform: scale(0.98); }

.btn-sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.85rem;
}

.btn-primary {
    background: var(--accent);
    color: #000;
}

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

.btn-secondary {
    background: var(--border);
    color: var(--text);
}

.btn-secondary:hover { background: #2a2a32; }

.btn-success {
    background: #2ecc71;
    color: #fff;
}

.btn-success:hover { background: #27ae60; }

.card {
    background: var(--card-bg);
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--card-bg);
    border-radius: 10px;
    padding: 1.25rem;
    text-align: left;
    border: 1px solid var(--border);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--heading);
    line-height: 1;
}

.stat-label {
    font-size: 0.7rem;
    color: var(--muted);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
}

.alert {
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    line-height: 1.5;
}

.alert-success { background: rgba(0, 212, 126, 0.06); border: 1px solid rgba(0, 212, 126, 0.3); }
.alert-error { background: rgba(233, 69, 96, 0.06); border: 1px solid rgba(233, 69, 96, 0.3); }
.alert-info { background: rgba(52, 152, 219, 0.06); border: 1px solid rgba(52, 152, 219, 0.3); }
.alert-warning { background: rgba(243, 156, 18, 0.06); border: 1px solid rgba(243, 156, 18, 0.3); }

.board-container {
    max-width: 500px;
    width: 90vw;
    margin: 0 auto 1.5rem;
}

.feedback {
    text-align: center;
    padding: 1rem 1.25rem;
    border-radius: 10px;
    margin: 1rem 0;
    font-weight: 600;
    font-size: 1.05rem;
    line-height: 1.5;
    backdrop-filter: blur(4px);
}

.feedback small {
    font-weight: 400;
    opacity: 0.8;
    font-size: 0.85rem;
}

.feedback-correct {
    background: rgba(0, 212, 126, 0.08);
    border: 1px solid rgba(0, 212, 126, 0.35);
    color: var(--accent);
}

.feedback-incorrect {
    background: rgba(233, 69, 96, 0.08);
    border: 1px solid rgba(233, 69, 96, 0.35);
    color: #e94560;
}

.hero {
    text-align: center;
    padding: 4rem 1rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    color: var(--muted);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Landing page */
.landing-hero {
    text-align: center;
    padding: 4rem 0 3rem;
}

.landing-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    background: rgba(0, 212, 126, 0.08);
    border: 1px solid rgba(0, 212, 126, 0.2);
    padding: 0.35rem 0.9rem;
    border-radius: 20px;
    margin-bottom: 1.5rem;
}

.landing-headline {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    letter-spacing: -0.02em;
}

.landing-headline em {
    font-style: normal;
    color: var(--accent);
}

.landing-sub {
    font-size: 1.1rem;
    color: var(--muted);
    max-width: 580px;
    margin: 0 auto 2rem;
    line-height: 1.65;
}

.landing-cta {
    font-size: 1.1rem;
    padding: 0.9rem 2.25rem;
}

.landing-note {
    font-size: 0.8rem;
    color: var(--muted);
    margin-top: 1rem;
}

.landing-value {
    padding: 2rem 0;
}

.landing-value-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.landing-value-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.75rem 1.5rem;
}

.landing-value-icon {
    color: var(--accent);
    margin-bottom: 1rem;
}

.landing-value-card h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.landing-value-card p {
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.6;
}

.landing-how {
    padding: 2.5rem 0;
}

.landing-steps {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 560px;
    margin: 0 auto;
}

.landing-step {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.25rem 1.5rem;
}

.landing-step-num {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: #000;
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.landing-step-content h3 {
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

.landing-step-content p {
    font-size: 0.85rem;
    color: var(--muted);
    line-height: 1.5;
}

.landing-bottom-cta {
    text-align: center;
    padding: 3rem 0 2rem;
    border-top: 1px solid var(--border);
    margin-top: 1rem;
}

.landing-bottom-cta h2 {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
}

.landing-bottom-cta p {
    color: var(--muted);
    margin-bottom: 1.5rem;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.pricing-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    border: 2px solid var(--border);
    max-width: 400px;
    margin: 0 auto;
}

.pricing-card.featured { border-color: var(--accent); }

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
}

.price span {
    font-size: 1rem;
    color: var(--muted);
}

.pricing-features {
    list-style: none;
    margin: 1.5rem 0;
    text-align: left;
}

.pricing-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

.pricing-features li::before {
    content: "\2713  ";
    color: var(--accent);
    font-weight: 700;
}

/* New pricing page */
.pricing-header {
    text-align: center;
    padding: 2rem 0 2.5rem;
}

.pricing-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.pricing-header p {
    color: var(--muted);
    font-size: 1.05rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1.25rem;
    max-width: 1050px;
    margin: 0 auto 3rem;
}

.pricing-tier {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem 1.75rem;
    display: flex;
    flex-direction: column;
    position: relative;
}

.pricing-tier-featured {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px rgba(0, 212, 126, 0.15), 0 8px 32px rgba(0, 0, 0, 0.3);
}

.pricing-tier-popular {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #000;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 0.25rem 0.75rem;
    border-radius: 10px;
}

.pricing-tier-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
    margin-bottom: 0.5rem;
}

.pricing-tier-price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--heading);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.pricing-tier-featured .pricing-tier-price {
    color: var(--accent);
}

.pricing-tier-period {
    font-size: 0.8rem;
    color: var(--muted);
    margin-bottom: 1.5rem;
}

.pricing-tier-features {
    list-style: none;
    margin: 0 0 1.5rem;
    flex: 1;
}

.pricing-tier-features li {
    padding: 0.45rem 0;
    font-size: 0.88rem;
    color: var(--text);
    position: relative;
    padding-left: 1.4rem;
}

.pricing-tier-features li::before {
    content: "\2713";
    color: var(--accent);
    font-weight: 700;
    position: absolute;
    left: 0;
}

.pricing-tier-features li + li {
    border-top: 1px solid var(--border);
}

.pricing-tier-cta {
    margin-top: auto;
}

.pricing-current {
    display: block;
    text-align: center;
    font-size: 0.85rem;
    color: var(--muted);
    padding: 0.65rem;
    border: 1px solid var(--border);
    border-radius: 6px;
}

.pricing-faq {
    max-width: 700px;
    margin: 0 auto;
    padding: 2rem 0;
    border-top: 1px solid var(--border);
}

.pricing-reasons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.pricing-reason {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.5rem 1.25rem;
}

.pricing-reason h3 {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.pricing-reason p {
    font-size: 0.85rem;
    color: var(--muted);
    line-height: 1.6;
}

.tier-banner {
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tier-free {
    background: #0f1a2e;
    border: 1px solid #3498db;
}

.tier-pro {
    background: var(--success-bg);
    border: 1px solid var(--accent);
}

.loading {
    text-align: center;
    padding: 2rem;
    color: var(--muted);
}

.quiz-info {
    text-align: center;
    margin-bottom: 1rem;
    color: var(--muted);
}

.quiz-controls {
    text-align: center;
    margin-top: 1rem;
}

.step-counter {
    text-align: center;
    font-size: 0.9rem;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 0.5rem;
    min-height: 1.2em;
}

.puzzle-controls {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.nav-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    color: var(--muted);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    margin-bottom: 0.25rem;
}

.wrong-feedback {
    text-align: center;
    color: #e94560;
    font-weight: 600;
    font-size: 0.9rem;
    margin: 0.5rem auto;
    padding: 0.5rem 1rem;
    max-width: 280px;
    border-radius: 8px;
    background: rgba(233, 69, 96, 0.08);
    border: 1px solid rgba(233, 69, 96, 0.25);
}

.wrong-feedback-animate {
    animation: fadeInOut 2s ease-in-out;
}

@keyframes fadeInOut {
    0% { opacity: 0; }
    10% { opacity: 1; }
    70% { opacity: 1; }
    100% { opacity: 0; }
}

.game-continuation {
    text-align: center;
    color: var(--muted);
    margin-top: 0.5rem;
    font-style: italic;
}

.game-meta {
    text-align: center;
    color: var(--muted);
    font-size: 0.85rem;
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.game-meta span + span {
    margin-left: 0.25rem;
}

.hint-highlight {
    box-shadow: inset 0 0 0 4px var(--accent) !important;
    border-radius: 2px;
    transition: box-shadow 0.2s;
}

/* Landing page steps */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.step-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 2rem 1.5rem;
    text-align: center;
    border: 1px solid var(--border);
}

.step-number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--accent);
    color: #000;
    font-size: 1.25rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.step-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.step-card p {
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

.spinner-wrap {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
}

.spinner {
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255,255,255,0.2);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Footer */
.site-footer {
    background: var(--card-bg);
    border-top: 1px solid var(--border);
    padding: 1.5rem 2rem;
    margin-top: auto;
}

.footer-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-brand {
    color: var(--accent);
    font-weight: 700;
    font-size: 1rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s;
}

.footer-links a:hover { color: #fff; }

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

/* Solution feedback (disambiguated from wrong answer) */
.feedback-solution {
    background: rgba(243, 156, 18, 0.06);
    border: 1px solid rgba(243, 156, 18, 0.3);
    color: #f5c542;
}

.feedback-eventually-solved {
    background: rgba(0, 212, 126, 0.06);
    border: 1px solid rgba(0, 212, 126, 0.3);
    color: var(--accent);
}

/* Training mode page */
.training-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.training-header h1 {
    margin-bottom: 0.5rem;
}

.training-header p {
    color: var(--muted);
    font-size: 1rem;
}

.training-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 2.25rem;
    border: 1px solid var(--border);
    max-width: 560px;
    margin: 0 auto;
}

.training-options {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.training-label {
    display: block;
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 0.6rem;
}

.mode-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.mode-option {
    display: flex;
    flex-direction: column;
    padding: 1.25rem 1rem;
    border-radius: 10px;
    border: 2px solid var(--border);
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
    position: relative;
}

.mode-option input[type="radio"] { display: none; }

.mode-option-selected {
    border-color: var(--accent);
    background: rgba(0, 212, 126, 0.06);
    box-shadow: 0 0 0 1px rgba(0, 212, 126, 0.15);
}

.mode-option:hover:not(.mode-locked) {
    border-color: var(--muted);
}

.mode-locked {
    opacity: 0.45;
    cursor: not-allowed;
}

.mode-icon {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.mode-name {
    font-weight: 600;
    color: var(--heading);
    font-size: 1rem;
}

.mode-desc {
    font-size: 0.82rem;
    color: var(--muted);
    margin-top: 0.35rem;
    line-height: 1.4;
}

.pro-badge {
    display: inline-block;
    background: var(--accent);
    color: #000;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    margin-left: 0.4rem;
    vertical-align: middle;
    letter-spacing: 0.03em;
}

.training-select {
    width: 100%;
    padding: 0.7rem 0.85rem;
    background: var(--bg);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.95rem;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%238b8b9e' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    padding-right: 2rem;
}

.training-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(0, 212, 126, 0.15);
}

.training-start {
    text-align: center;
    margin-top: 2.25rem;
    padding-top: 1.75rem;
    border-top: 1px solid var(--border);
}

/* Dashboard */
.dash-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 2rem;
    gap: 1rem;
}

.dash-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.35rem;
}

.dash-subtitle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--muted);
    font-size: 0.9rem;
}

.dash-meta {
    color: var(--muted);
    font-size: 0.85rem;
}

.plan-badge {
    font-size: 0.6rem;
    font-weight: 700;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.plan-free {
    background: rgba(52, 152, 219, 0.15);
    color: #5dade2;
    border: 1px solid rgba(52, 152, 219, 0.25);
}

.plan-pro {
    background: rgba(0, 212, 126, 0.12);
    color: var(--accent);
    border: 1px solid rgba(0, 212, 126, 0.25);
}

.dash-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.dash-section-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--muted);
}

.btn-share {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.75rem;
    background: var(--border);
    color: var(--muted);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-share:hover {
    color: var(--heading);
    border-color: var(--muted);
    background: rgba(255, 255, 255, 0.05);
}

.btn-share-copied {
    color: var(--accent);
    border-color: var(--accent);
    background: rgba(0, 212, 126, 0.08);
}

.stat-unit {
    font-size: 1rem;
    color: var(--muted);
    font-weight: 400;
    margin-left: 0.1rem;
}

.stat-secondary {
    font-size: 0.7rem;
    color: var(--muted);
    margin-top: 0.35rem;
}

.dash-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.card-title {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    margin-bottom: 0.75rem;
}

.card-desc {
    color: var(--muted);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.card-limit {
    color: #e94560;
    font-size: 0.875rem;
}

.card-limit a {
    color: #e94560;
    text-decoration: underline;
}

.activity-list {
    display: flex;
    flex-direction: column;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border);
}

.activity-item:first-child {
    padding-top: 0;
}

.activity-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.activity-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 700;
    flex-shrink: 0;
}

.activity-correct {
    background: rgba(0, 212, 126, 0.12);
    color: var(--accent);
}

.activity-incorrect {
    background: rgba(233, 69, 96, 0.12);
    color: #e94560;
}

.activity-detail {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.activity-text {
    font-size: 0.85rem;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.activity-time {
    font-size: 0.7rem;
    color: var(--muted);
    margin-top: 0.15rem;
}

/* Training page extras */
.training-empty {
    text-align: center;
    padding: 1.5rem 0;
}

.training-empty svg {
    margin-bottom: 1rem;
}

.training-empty p {
    color: var(--muted);
    font-size: 1rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.training-select-locked {
    opacity: 0.4;
    cursor: not-allowed;
}

.training-lock-hint {
    font-size: 0.78rem;
    color: var(--muted);
    margin-top: 0.5rem;
}

.training-lock-hint a {
    color: var(--accent);
    text-decoration: none;
}

.training-lock-hint a:hover {
    text-decoration: underline;
}

.training-count {
    color: var(--muted);
    font-size: 0.8rem;
    margin-top: 0.75rem;
}

/* Logout page */
.logout-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 3rem 2rem;
    max-width: 400px;
    margin: 3rem auto 0;
    text-align: center;
}

.logout-card svg {
    margin-bottom: 1.25rem;
}

.logout-card h1 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.logout-text {
    color: var(--muted);
    font-size: 1rem;
    margin-bottom: 2rem;
}

.logout-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
}

/* Engine eval display */
.engine-eval {
    text-align: center;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent);
    margin-top: 0.5rem;
    display: none;
    font-variant-numeric: tabular-nums;
}

@media (max-width: 600px) {
    .navbar { flex-direction: column; gap: 0.75rem; }
    .hero h1 { font-size: 1.75rem; }
    .container { padding: 1rem 0.75rem; }
    .footer-inner { flex-direction: column; text-align: center; }
    .mode-selector { grid-template-columns: 1fr; }
    .dash-header { flex-direction: column; }
    .dash-grid { grid-template-columns: 1fr; }
    .landing-headline { font-size: 1.85rem; }
    .landing-value-grid { grid-template-columns: 1fr; }
    .landing-hero { padding: 2.5rem 0 2rem; }
    .pricing-grid { grid-template-columns: 1fr; }
    .pricing-reasons { grid-template-columns: 1fr; }
}