/* ─── LeadIdeal v4 Checkout Page Styles ─── */

.checkout-main {
    padding: 40px 0 80px;
    min-height: 80vh;
}

/* ─── Grid: 3 + 2 columns (desktop), single column (mobile) ─── */
.checkout-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

@media (min-width: 1024px) {
    .checkout-grid {
        grid-template-columns: 3fr 2fr;
        gap: 48px;
    }
}

.checkout-form-col {
    order: 1;
}

.checkout-sidebar-column {
    order: 2;
}

@media (min-width: 1024px) {
    .checkout-form-col { 
        order: unset;
        grid-column: 1;
    }
    
    .checkout-sidebar-column {
        order: unset;
        grid-column: 2;
        position: sticky;
        top: 24px;
        align-self: start;
        display: flex;
        flex-direction: column;
        gap: 24px;
    }
}

/* Internal Sidebar spacing */
.checkout-sidebar-column .checkout-summary-col,
.checkout-sidebar-column .checkout-payment-col {
    width: 100%;
}

.checkout-section {
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--border);
}

.checkout-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.checkout-section-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--accent);
    color: #020617;
    font-size: 0.85rem;
    font-weight: 800;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ─── Product Groups ─── */
.product-group {
    margin-bottom: 32px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--border);
}

.product-group:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.product-group-header {
    margin-bottom: 16px;
}

.product-group-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.product-group-title i {
    width: 18px;
    height: 18px;
    color: var(--accent);
}

.product-group-sub {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.4;
}

/* ─── Collapsible Accordion ─── */
.product-group-toggle {
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
}

.product-group-toggle:hover .product-group-title {
    color: var(--accent);
}

.product-group-toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 4px;
}

.toggle-chevron {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
}

.product-group-body {
    max-height: 1200px;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
    opacity: 1;
}

.product-group-body.collapsed {
    max-height: 0;
    opacity: 0;
    pointer-events: none;
}

.product-group-body.collapsed ~ .toggle-chevron,
.product-group.is-collapsed .toggle-chevron {
    transform: rotate(-90deg);
}

.product-group.is-collapsed .toggle-chevron {
    transform: rotate(-90deg);
}

/* ─── Tier Cards ─── */
.tier-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    padding-top: 12px; /* Prevent badge clipping from overflow:hidden parents */
}

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

@media (max-width: 600px) {
    .tier-grid, .tier-grid-2 { grid-template-columns: 1fr; }
}

.tier-card {
    position: relative;
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition);
}

.tier-card:hover {
    border-color: var(--accent);
    background: var(--accent-dim);
}

.tier-card.active {
    border-color: var(--accent);
    background: rgba(16, 185, 129, 0.08);
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.15);
}

.tier-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent);
    color: #020617;
    font-size: 0.65rem;
    font-weight: 800;
    padding: 3px 12px;
    border-radius: 20px;
    text-transform: uppercase;
    white-space: nowrap;
}

.tier-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
    margin-top: 8px;
}

.tier-price {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
}

.tier-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.tier-features {
    list-style: none;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
    text-align: left;
}

.tier-features li {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    padding: 3px 0;
}

.tier-features li i {
    width: 13px;
    height: 13px;
    color: var(--accent);
    flex-shrink: 0;
}

.niche-pack-instant {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.1);
    flex-shrink: 0;
}

.niche-pack-instant i {
    width: 16px;
    height: 16px;
    color: var(--accent);
}

/* ─── Promo ─── */
.checkout-promo-section {
    padding-bottom: 24px;
}

.promo-input-group { margin-bottom: 0; }

.promo-input-wrap {
    display: flex;
    gap: 8px;
}

.promo-input-wrap input {
    flex: 1;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.95rem;
}

.promo-input-wrap input:focus {
    border-color: var(--accent);
    outline: none;
}

.btn-promo-apply {
    padding: 12px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-promo-apply:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.promo-status {
    font-size: 0.8rem;
    margin-top: 8px;
    min-height: 1.2em;
}

.promo-success { color: var(--accent); }
.promo-error { color: #f87171; }

/* ─── Terms ─── */
.checkout-terms {
    margin-bottom: 24px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
    flex-shrink: 0;
    margin-top: 2px;
}

.checkbox-label a {
    color: var(--accent);
    text-decoration: underline;
}

/* ─── Error ─── */
.checkout-error {
    background: rgba(248, 113, 113, 0.1);
    border: 1px solid rgba(248, 113, 113, 0.3);
    color: #f87171;
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

/* ─── PayPal Container ─── */
.paypal-buttons-wrap {
    min-height: 60px;
    margin-bottom: 16px;
}

/* ─── Right Column: Sticky Summary ─── */
.checkout-summary-col {
    order: 1;
}

@media (min-width: 1024px) {
    .checkout-summary-col { order: unset; }
}

.checkout-summary-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

/* Sidebar stickiness handled by parent .checkout-sidebar-column on desktop */

.summary-header {
    padding: 24px 28px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.02));
    border-bottom: 1px solid var(--border);
}

.summary-header h3 {
    font-size: 1.1rem;
    font-weight: 700;
}

.summary-product {
    padding: 20px 28px;
    border-bottom: 1px solid var(--border);
}

.summary-product-name {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
}

.summary-product-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 4px;
}

.summary-icp {
    padding: 16px 28px;
    border-bottom: 1px solid var(--border);
}

.summary-icp-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 0.85rem;
}

.summary-label { color: var(--text-muted); }
.summary-value { color: var(--text-primary); font-weight: 500; }

.summary-includes {
    padding: 20px 28px;
    border-bottom: 1px solid var(--border);
}

.summary-includes h4 {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.summary-includes ul {
    list-style: none;
}

.summary-includes li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 5px 0;
}

.summary-includes li i {
    width: 14px;
    height: 14px;
    color: var(--accent);
    flex-shrink: 0;
}

.summary-pricing {
    padding: 20px 28px;
    border-bottom: 1px solid var(--border);
}

.summary-line {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: 4px 0;
}

.summary-total {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text-primary);
    padding-top: 12px;
    margin-top: 8px;
    border-top: 1px solid var(--border);
}

.summary-guarantee {
    padding: 20px 28px;
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.summary-guarantee i {
    width: 20px;
    height: 20px;
    color: var(--accent);
    flex-shrink: 0;
    margin-top: 2px;
}

.summary-guarantee strong {
    font-size: 0.85rem;
    display: block;
    margin-bottom: 4px;
}

.summary-guarantee p {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.4;
}

/* ─── Checkout Footer (compact) ─── */
.checkout-footer {
    padding: 40px 0 24px;
    margin-top: 40px;
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE: Checkout - Tablet (max-width: 768px)
   ══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
    .checkout-main { padding: 24px 0 60px; }

    .checkout-form-col { order: 1; }
    .checkout-sidebar-column { order: 2; }

    .checkout-grid { gap: 24px; }

    .checkout-section {
        margin-bottom: 28px;
        padding-bottom: 28px;
    }

    .checkout-section-title { font-size: 1.1rem; }

    /* Stack form rows */
    .form-row { grid-template-columns: 1fr; gap: 0; }

    /* Tier cards */
    .tier-grid { grid-template-columns: 1fr; gap: 10px; }
    .tier-card { padding: 16px; display: flex; flex-direction: column; align-items: center; }
    .tier-price { font-size: 1.5rem; }

    /* Summary card */
    .summary-header { padding: 20px 20px; }
    .summary-product { padding: 16px 20px; }
    .summary-product-name { font-size: 1.2rem; }
    .summary-icp { padding: 12px 20px; }
    .summary-icp-row { gap: 12px; }
    .summary-value { text-align: right; }
    .summary-includes { padding: 16px 20px; }
    .summary-pricing { padding: 16px 20px; }
    .summary-guarantee { padding: 16px 20px; }

    /* Promo */
    .promo-input-wrap { flex-direction: column; gap: 10px; }
    .btn-promo-apply { width: 100%; text-align: center; }

    /* PayPal */
    .secure-line { font-size: 0.75rem; flex-wrap: wrap; }

    .checkout-footer { padding: 32px 0 20px; margin-top: 32px; }
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE: Checkout - Small mobile (max-width: 480px)
   ══════════════════════════════════════════════════════════ */
@media (max-width: 480px) {
    .checkout-main { padding: 16px 0 48px; }

    .checkout-grid { gap: 20px; }

    .checkout-section-title { font-size: 1rem; gap: 10px; }
    .step-num { width: 28px; height: 28px; font-size: 0.75rem; }

    .summary-total { font-size: 1.1rem; }
    .summary-icp-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 2px;
        padding: 8px 0;
    }
    .summary-value { text-align: left; }

    .tier-card { padding: 14px 12px; }
    .tier-name { font-size: 0.8rem; }
    .tier-price { font-size: 1.3rem; }
    .tier-badge { font-size: 0.6rem; padding: 2px 10px; }

    .checkbox-label { font-size: 0.8rem; }

    .niche-packs-divider::before,
    .niche-packs-divider::after {
        width: calc(50% - 78px);
    }
}

@media (max-width: 900px) and (orientation: portrait) {
    .checkout-main {
        padding-top: 20px;
    }

    .checkout-summary-card {
        border-radius: 20px;
    }

    .niche-packs-grid {
        grid-template-columns: 1fr;
    }
}

/* Touch targets for checkout */
@media (hover: none) and (pointer: coarse) {
    .tier-card { min-height: 72px; }
    .tier-card:hover { border-color: var(--border); background: var(--bg-card); }
    .tier-card.active:hover { border-color: var(--accent); background: rgba(16, 185, 129, 0.08); }
    .btn-promo-apply { min-height: 48px; }
    .promo-input-wrap input { min-height: 48px; font-size: 16px; }
}

/* ══════════════════════════════════════════════════════════
   NICHE PACK CARDS
   ══════════════════════════════════════════════════════════ */
.niche-packs-divider {
    text-align: center;
    margin: 20px 0 16px;
    position: relative;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.niche-packs-divider::before,
.niche-packs-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: calc(50% - 100px);
    height: 1px;
    background: var(--border);
}
.niche-packs-divider::before { left: 0; }
.niche-packs-divider::after { right: 0; }

.niche-packs-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding-top: 12px; /* Consistency with tier-grid clearance */
}

.niche-pack-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg-card);
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.niche-pack-card:hover {
    border-color: var(--accent);
    background: rgba(16, 185, 129, 0.04);
}
.niche-pack-card.active {
    border-color: var(--accent);
    background: rgba(16, 185, 129, 0.08);
    box-shadow: 0 0 0 1px var(--accent);
}
.niche-pack-icon {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-dim);
    border-radius: 10px;
    flex-shrink: 0;
}
.niche-pack-icon i,
.niche-pack-icon svg {
    width: 22px;
    height: 22px;
    color: var(--accent);
}
.niche-pack-info { flex: 1; min-width: 0; }
.niche-pack-name {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-primary);
}
.niche-pack-detail {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* Locked field indicator (niche packs auto-fill industry) */
.form-group.field-locked {
    position: relative;
    opacity: 0.7;
}
.form-group.field-locked::after {
    content: '🔒';
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8rem;
}

@media (max-width: 480px) {
    .niche-packs-grid { grid-template-columns: 1fr; }
    .niche-pack-card { padding: 14px 12px; }
    .niche-pack-icon { font-size: 1.5rem; }
    .niche-pack-name { font-size: 0.85rem; }
    .niche-pack-detail { font-size: 0.75rem; }
}

/* ─── Payment Gray-out logic ─── */
.payment-disabled {
    filter: grayscale(1) blur(1px);
    opacity: 0.4;
    pointer-events: none;
    transition: all 0.4s ease;
    user-select: none;
    position: relative;
}

.payment-disabled::after {
    content: 'Complete Form Above to Unlock Payment';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    z-index: 10;
    pointer-events: none;
    white-space: nowrap;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}