/* LearnOptima — Pricing tier cards (polished + playful, on-brand) */

.pricing-main {
    display: block;
    padding: 3rem 2rem 4rem;
    min-height: calc(100vh - 200px);
}

.pricing-page-wrap {
    max-width: 980px;
    margin: 0 auto;
    width: 100%;
}

.pricing-page-header {
    text-align: center;
    margin-bottom: 2.75rem;
}

.pricing-page-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.85rem;
    margin-bottom: 1rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--accent-primary);
    background: var(--blue-50);
    border: 1px solid var(--blue-200);
}

[data-theme="dark"] .pricing-page-kicker {
    background: var(--blue-900);
    border-color: var(--blue-700);
    color: var(--blue-300);
}

.pricing-page-header h1 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
}

.pricing-page-header p {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    line-height: 1.65;
    max-width: 540px;
    margin: 0 auto;
}

.tiers-section {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.75rem;
    align-items: stretch;
}

.tier-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 1.5rem;
    padding: 0;
    box-shadow: var(--shadow-light);
    display: flex;
    flex-direction: column;
    position: relative;
    min-height: 100%;
    overflow: hidden;
    transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.tier-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.tier-card-accent {
    height: 5px;
    width: 100%;
    flex-shrink: 0;
    background: var(--gradient-primary);
}

.tier-card.tier-learner .tier-card-accent {
    background: linear-gradient(90deg, var(--blue-500), var(--blue-600));
}

.tier-card.tier-mastery .tier-card-accent {
    background: var(--gradient-primary);
}

.tier-card.tier-mastery {
    border-color: var(--blue-200);
    box-shadow: 0 8px 28px rgba(37, 99, 235, 0.08);
}

[data-theme="dark"] .tier-card.tier-mastery {
    border-color: var(--blue-700);
    box-shadow: 0 10px 32px rgba(0, 0, 0, 0.35);
}

.tier-card-body {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.tier-card-head-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 1rem;
    min-height: 2.75rem;
}

.tier-card-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    flex-shrink: 0;
    white-space: nowrap;
    line-height: 1.2;
}

.tier-card.tier-learner .tier-card-badge {
    background: var(--blue-50);
    color: var(--blue-700);
    border: 1px solid var(--blue-200);
}

.tier-card.tier-mastery .tier-card-badge {
    background: var(--warning-50);
    color: var(--warning-700);
    border: 1px solid var(--warning-200);
}

[data-theme="dark"] .tier-card.tier-learner .tier-card-badge {
    background: var(--blue-900);
    color: var(--blue-300);
    border-color: var(--blue-700);
}

[data-theme="dark"] .tier-card.tier-mastery .tier-card-badge {
    background: var(--warning-100);
    color: var(--warning-400);
    border-color: var(--warning-600);
}

.tier-card-head {
    padding-bottom: 1.25rem;
    margin-bottom: 1.25rem;
    border-bottom: 1px dashed var(--border-color);
}

.tier-card.tier-mastery .tier-card-head {
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.06) 0%, transparent 72%);
    margin-left: -1.75rem;
    margin-right: -1.75rem;
    padding: 0 1.75rem 1.25rem;
    border-bottom-style: solid;
}

[data-theme="dark"] .tier-card.tier-mastery .tier-card-head {
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.14) 0%, transparent 72%);
}

.tier-card-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0;
    letter-spacing: -0.02em;
    min-width: 0;
}

.tier-icon-well {
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 0.85rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.125rem;
}

.tier-icon-well--blue {
    background: var(--blue-50);
    color: var(--blue-600);
    border: 1px solid var(--blue-100);
}

.tier-icon-well--gold {
    background: var(--warning-50);
    color: var(--warning-600);
    border: 1px solid var(--warning-200);
}

[data-theme="dark"] .tier-icon-well--blue {
    background: var(--blue-900);
    color: var(--blue-300);
    border-color: var(--blue-700);
}

[data-theme="dark"] .tier-icon-well--gold {
    background: var(--warning-100);
    color: var(--warning-400);
    border-color: var(--warning-600);
}

.tier-card-price-row {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 0.35rem 0.5rem;
}

.tier-card-price {
    font-size: 2.625rem;
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1;
    color: var(--text-primary);
}

.tier-card.tier-mastery .tier-card-price {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tier-card-period {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.tier-card-desc {
    margin-top: 0.875rem;
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.tier-card-features {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
    margin-bottom: 1.5rem;
}

.tier-card-feature {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.875rem;
    line-height: 1.45;
    color: var(--text-primary);
    padding: 0.45rem 0.5rem;
    border-radius: 0.65rem;
    transition: background-color 0.15s ease;
}

.tier-card-feature:hover {
    background: var(--bg-secondary);
}

.tier-feature-icon {
    width: 1.65rem;
    height: 1.65rem;
    border-radius: 0.45rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 0.72rem;
}

.tier-feature-icon--check { background: var(--success-50); color: var(--success-600); }
.tier-feature-icon--cal { background: var(--blue-50); color: var(--blue-600); }
.tier-feature-icon--brain { background: #f3e8ff; color: #7c3aed; }
.tier-feature-icon--bolt { background: var(--warning-50); color: var(--warning-600); }
.tier-feature-icon--chat { background: var(--blue-50); color: var(--blue-600); }
.tier-feature-icon--bot { background: var(--bg-secondary); color: var(--text-secondary); }
.tier-feature-icon--cert { background: var(--warning-50); color: var(--warning-700); }
.tier-feature-icon--chart { background: var(--success-50); color: var(--success-600); }
.tier-feature-icon--support { background: var(--blue-50); color: var(--blue-700); }
.tier-feature-icon--book { background: #fef2f2; color: var(--red-600); }
.tier-feature-icon--clock { background: var(--bg-secondary); color: var(--accent-primary); }
.tier-feature-icon--mail { background: var(--blue-50); color: var(--blue-600); }

[data-theme="dark"] .tier-feature-icon--brain { background: #2e1065; color: #c4b5fd; }
[data-theme="dark"] .tier-feature-icon--book { background: #450a0a; color: #fca5a5; }

.tier-card-action {
    width: 100%;
    margin: 0;
    min-height: 50px;
    border-radius: 0.85rem;
    font-size: 0.9375rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
}

.tier-card.tier-learner .tier-card-action {
    background: var(--bg-card);
    color: var(--accent-primary);
    border: 2px solid var(--blue-200);
}

.tier-card.tier-learner .tier-card-action:hover:not(:disabled) {
    background: var(--blue-50);
    transform: translateY(-1px);
}

.tier-card.tier-mastery .tier-card-action {
    background: var(--gradient-primary);
    color: #fff;
    border: none;
    box-shadow: 0 6px 18px rgba(37, 99, 235, 0.22);
}

.tier-card.tier-mastery .tier-card-action:hover:not(:disabled) {
    box-shadow: 0 8px 22px rgba(37, 99, 235, 0.28);
    transform: translateY(-1px);
}

.tier-card-action:disabled,
.tier-card.disabled .tier-card-action {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.pricing-tiers-section .section-header {
    margin-bottom: 2rem;
}

@media (max-width: 900px) {
    .tiers-section {
        grid-template-columns: 1fr;
        max-width: 460px;
        margin: 0 auto;
    }

    .pricing-main {
        padding: 2rem 1rem 3rem;
    }
}

@media (max-width: 480px) {
    .tier-card-body {
        padding: 1.5rem 1.25rem;
    }

    .tier-card-head-top {
        flex-wrap: wrap;
        align-items: flex-start;
    }

    .tier-card.tier-mastery .tier-card-head {
        margin-left: -1.25rem;
        margin-right: -1.25rem;
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

    .tier-card-price {
        font-size: 2.25rem;
    }
}

/* Paddle secure checkout trust badge */
.pricing-paddle-trust {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.5rem 0.65rem;
    margin: 1.75rem auto 0;
    max-width: 720px;
    padding: 0.75rem 1rem;
    border-radius: 999px;
    border: 1px solid var(--border-color, #e2e8f0);
    background: var(--bg-secondary, #f8fafc);
    font-size: 0.8125rem;
    color: var(--text-secondary, #64748b);
}

.pricing-paddle-trust i {
    color: var(--success-500, #22c55e);
    font-size: 0.875rem;
}

.pricing-paddle-trust__logo-link {
    display: inline-flex;
    align-items: center;
    line-height: 0;
    opacity: 0.95;
    transition: opacity 0.15s ease;
}

.pricing-paddle-trust__logo-link:hover {
    opacity: 1;
}

.pricing-paddle-trust__logo {
    display: block;
    height: 24px;
    width: auto;
}

[data-theme="dark"] .pricing-paddle-trust {
    background: var(--bg-card, #090a0e);
}

@media (max-width: 480px) {
    .pricing-paddle-trust {
        border-radius: 0.75rem;
        padding: 0.85rem 1rem;
    }
}