/* Checkout Screen — Component Styles
   Shared: .section-label, .page-header, .back-btn, .btn-primary from global.css
   ========================================================================== */

/* --- Order Summary (Read-only) --- */
.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    font-size: 14px;
    color: var(--text-secondary);
    gap: 10px;
}

.summary-row span:first-child {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
}

.qty-tag {
    color: var(--primary-orange);
    font-weight: 800;
    flex-shrink: 0;
}

/* --- Tip Selection --- */
.tip-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 15px;
}

.tip-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    padding: 16px 10px;
    text-align: center;
    cursor: pointer;
    transition: all var(--duration-normal) ease;
}

.tip-card:active {
    transform: scale(0.95);
}

.tip-card.active {
    border-color: var(--primary-orange);
    background: rgba(239, 105, 30, 0.08);
    box-shadow: 0 4px 15px rgba(239, 105, 30, 0.15);
}

.tip-card .pct {
    font-weight: 800;
    font-size: 16px;
    display: block;
    margin-bottom: 4px;
    color: var(--text-main);
}

.tip-card .amt {
    font-size: 12px;
    color: var(--text-muted);
}

.no-tip {
    display: block;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    text-decoration: underline;
    margin-bottom: 25px;
    transition: color var(--duration-fast) ease;
    cursor: pointer;
}

.no-tip:hover {
    color: var(--text-main);
}

/* --- Totals Display --- */
.totals-box {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    padding: 20px;
    border-radius: var(--border-radius-lg);
    margin-bottom: 30px;
}

.total-line {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 14px;
    color: var(--text-secondary);
}

.total-line span:last-child {
    color: var(--text-main);
    font-weight: 600;
}

.total-main {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 0;
}

.total-main span:first-child {
    color: var(--text-main);
    font-weight: 800;
}

.total-main .price {
    color: var(--primary-orange);
    font-weight: 800;
}

/* --- Payment Tabs --- */
.payment-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 20px;
}

.pay-tab {
    flex: 1;
    text-align: center;
    padding: 15px;
    font-size: 14px;
    font-weight: 700;
    color: var(--text-muted);
    cursor: pointer;
    position: relative;
    transition: color var(--duration-normal) ease;
}

.pay-tab.active {
    color: var(--text-main);
}

.pay-tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 20%;
    right: 20%;
    height: 3px;
    background: var(--primary-orange);
    border-radius: 3px 3px 0 0;
    animation: scaleUp 0.2s var(--ease-out-expo);
}

.payment-content {
    display: none;
    animation: fadeInUp var(--duration-normal) var(--ease-out-expo);
}

.payment-content.active {
    display: block;
}

.card-logos {
    display: flex;
    gap: 10px;
    justify-content: center;
    align-items: center;
    opacity: 0.8;
    margin-bottom: 25px;
}

/* --- Input Fields --- */
.input-group {
    margin-bottom: 25px;
}

input[type="email"] {
    width: 100%;
    height: 52px;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    color: var(--text-main);
    padding: 0 15px;
    font-size: 15px;
    font-family: inherit;
    outline: none;
    transition: border-color var(--duration-normal) ease;
}

input[type="email"]:focus {
    border-color: var(--primary-orange);
}

.input-caption {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 6px;
}

/* --- Checkboxes --- */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 40px;
}

.checkbox-item {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
    cursor: pointer;
}

.checkbox-item input {
    width: 20px;
    height: 20px;
    accent-color: var(--primary-orange);
    flex-shrink: 0;
    margin-top: 1px;
}

.checkbox-item a {
    color: var(--primary-orange);
    text-decoration: underline;
}

/* --- Merchant Info --- */
.merchant-info {
    text-align: center;
    padding-bottom: 120px;
}

.merchant-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    font-size: 11px;
    color: var(--text-muted);
    text-align: left;
    margin-bottom: 20px;
}

.monri-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    opacity: 0.5;
}

/* --- Footer --- */
.checkout-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    padding-bottom: calc(20px + var(--safe-bottom));
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    z-index: 1000;
    animation: slideUp 0.5s var(--ease-out-expo) 0.2s both;
}

/* Pay button — extends .btn-primary visual pattern */
.pay-btn {
    width: 100%;
    height: 56px;
    background: var(--primary-orange);
    color: white;
    border: none;
    border-radius: var(--border-radius-pill);
    font-family: inherit;
    font-size: 15px;
    font-weight: 800;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    box-shadow: var(--shadow-btn);
    cursor: pointer;
    transition: all var(--duration-normal) ease;
    position: relative;
}

.pay-btn.disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

.pay-btn:not(.disabled):active {
    transform: scale(0.97);
}

.pay-btn.loading {
    color: transparent;
    pointer-events: none;
}

.pay-btn.loading::after {
    content: "";
    position: absolute;
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}