/* Hosted Checkout Styling with 5 Themes */
:root {
    --co-bg: #08271e;
    --co-card: #ffffff;
    --co-text: #071f18;
    --co-muted: #66786f;
    --co-primary: #0b4b38;
    --co-accent: #c8ed42;
    --co-border: #dfe8e2;
}

/* Theme 1: Default Lime & Dark */
body.theme-lime-dark {
    --co-bg: radial-gradient(circle at 80% 15%, rgba(200, 237, 66, 0.15), transparent 30%), linear-gradient(145deg, #08271e, #061a14 70%);
    --co-card: #ffffff;
    --co-text: #071f18;
    --co-primary: #0b4b38;
    --co-accent: #c8ed42;
}

/* Theme 2: Emerald Green */
body.theme-emerald {
    --co-bg: radial-gradient(circle at 80% 15%, rgba(16, 185, 129, 0.2), transparent 30%), linear-gradient(145deg, #064e3b, #022c22 70%);
    --co-card: #ffffff;
    --co-text: #064e3b;
    --co-primary: #059669;
    --co-accent: #34d399;
}

/* Theme 3: Clean Minimal */
body.theme-minimal {
    --co-bg: #f8fafc;
    --co-card: #ffffff;
    --co-text: #0f172a;
    --co-primary: #0f172a;
    --co-accent: #3b82f6;
}

/* Theme 4: Cyber Purple */
body.theme-cyber {
    --co-bg: radial-gradient(circle at 80% 15%, rgba(168, 85, 247, 0.2), transparent 30%), linear-gradient(145deg, #2e1065, #0f0728 70%);
    --co-card: #ffffff;
    --co-text: #2e1065;
    --co-primary: #7c3aed;
    --co-accent: #c084fc;
}

/* Theme 5: Sunset Orange */
body.theme-sunset {
    --co-bg: radial-gradient(circle at 80% 15%, rgba(249, 115, 22, 0.2), transparent 30%), linear-gradient(145deg, #431407, #1c0602 70%);
    --co-card: #ffffff;
    --co-text: #431407;
    --co-primary: #ea580c;
    --co-accent: #fb923c;
}

body.checkout-body {
    min-height: 100vh;
    background: var(--co-bg);
    font-family: 'DM Sans', -apple-system, sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px 15px;
    color: var(--co-text);
}

.checkout-box {
    width: 100%;
    max-width: 440px;
    background: var(--co-card);
    border-radius: 24px;
    padding: 28px 24px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
    position: relative;
    overflow: hidden;
}

.checkout-header {
    text-align: center;
    border-bottom: 1px dashed var(--co-border);
    padding-bottom: 16px;
    margin-bottom: 20px;
}

.verified-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: #e8f8ef;
    color: #10945e;
    border-radius: 99px;
    padding: 4px 10px;
    font-size: 10px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.merchant-title {
    font-size: 20px;
    font-weight: 800;
    margin: 0 0 4px;
    font-family: 'Manrope', sans-serif;
}

.order-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--co-muted);
}

.price-display {
    font-size: 34px;
    font-weight: 800;
    font-family: 'Manrope', sans-serif;
    color: var(--co-primary);
    margin: 14px 0 6px;
}

.timer-box {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: #d97706;
    background: #fef3c7;
    padding: 4px 12px;
    border-radius: 99px;
    font-weight: 700;
}

/* Scannable QR container */
.qr-wrapper {
    text-align: center;
    margin: 20px 0;
}

.qr-frame {
    display: inline-block;
    padding: 12px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--co-border);
    position: relative;
}

.qr-image {
    width: 200px;
    height: 200px;
    display: block;
    object-fit: contain;
    border-radius: 8px;
}

.upi-info {
    font-size: 12px;
    font-weight: 600;
    color: var(--co-muted);
    margin-top: 8px;
}

/* UPI Intent Buttons */
.intent-buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin: 18px 0;
}

.intent-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px 6px;
    background: #f8faf9;
    border: 1px solid var(--co-border);
    border-radius: 12px;
    text-decoration: none;
    color: var(--co-text);
    font-size: 11px;
    font-weight: 700;
    transition: all 0.2s;
}

.intent-btn:hover {
    transform: translateY(-2px);
    border-color: var(--co-primary);
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    color: var(--co-primary);
}

.intent-icon {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    margin-bottom: 5px;
    display: grid;
    place-items: center;
    font-size: 12px;
    font-weight: 800;
    color: #fff;
}

.icon-gpay { background: #4285f4; }
.icon-phonepe { background: #5f259f; }
.icon-paytm { background: #00b9f5; }
.icon-bhim { background: #00796b; }

/* Pay with App Direct CTA */
.btn-pay-intent {
    width: 100%;
    background: var(--co-primary);
    color: #ffffff;
    font-weight: 700;
    font-size: 14px;
    padding: 14px;
    border-radius: 12px;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    cursor: pointer;
    transition: 0.2s;
    box-shadow: 0 8px 20px rgba(11, 75, 56, 0.25);
    margin-bottom: 20px;
}

.btn-pay-intent:hover {
    transform: translateY(-1px);
    color: #fff;
    opacity: 0.95;
}

/* UTR input box */
.utr-section {
    background: #f8fafc;
    border: 1.5px dashed var(--co-border);
    border-radius: 14px;
    padding: 16px;
    margin-top: 14px;
}

.utr-title {
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.utr-input-group {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.utr-input {
    flex: 1;
    height: 42px;
    border: 1.5px solid var(--co-border);
    border-radius: 10px;
    padding: 0 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 14px;
    font-weight: 600;
    outline: none;
    background: #fff;
}

.utr-input:focus {
    border-color: var(--co-primary);
}

.btn-submit-utr {
    background: var(--co-primary);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 0 16px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
}

.checkout-footer {
    text-align: center;
    font-size: 11px;
    color: var(--co-muted);
    margin-top: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}