/* ═══════════════════ Card Form (Checkout) ═══════════════════ */

.mcpg-card-form {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 22px;
    margin: 8px 0;
}

.mcpg-card-form .mcpg-field {
    margin-bottom: 14px;
}

.mcpg-card-form .mcpg-field:last-child {
    margin-bottom: 0;
}

.mcpg-card-form .mcpg-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 5px;
}

.mcpg-card-form .mcpg-field input[type="text"] {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 15px;
    line-height: 1.4;
    color: #111827;
    background: #fff;
    transition: border-color 0.15s, box-shadow 0.15s;
    box-sizing: border-box;
    -webkit-appearance: none;
    appearance: none;
}

.mcpg-card-form .mcpg-field input:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

.mcpg-card-form .mcpg-field input::placeholder {
    color: #9ca3af;
}

.mcpg-card-form .mcpg-row {
    display: flex;
    gap: 12px;
    margin-bottom: 14px;
}

.mcpg-card-form .mcpg-row .mcpg-field {
    flex: 1;
    margin-bottom: 0;
}

.mcpg-secure-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: #6b7280;
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid #f3f4f6;
}

.mcpg-secure-badge svg {
    flex-shrink: 0;
}

/* ═══════════════════ Cascade Overlay ═══════════════════ */

#mcpg-cascade-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    animation: mcpg-fadein 0.4s ease;
}

@keyframes mcpg-fadein {
    from { opacity: 0; }
    to { opacity: 1; }
}

.mcpg-cascade-container {
    width: 100%;
    max-width: 440px;
    padding: 40px 32px;
    text-align: center;
}

/* Header */
.mcpg-cascade-header {
    margin-bottom: 32px;
}

.mcpg-cascade-lock {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #eef2ff, #e0e7ff);
    border-radius: 16px;
    color: #4f46e5;
    margin-bottom: 16px;
}

.mcpg-cascade-title {
    margin: 0 0 8px;
    font-size: 22px;
    font-weight: 700;
    color: #111827;
    letter-spacing: -0.02em;
}

.mcpg-cascade-subtitle {
    margin: 0;
    font-size: 14px;
    color: #6b7280;
    line-height: 1.5;
}

/* Progress bar */
.mcpg-cascade-progress {
    width: 100%;
    height: 4px;
    background: #e5e7eb;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 28px;
}

.mcpg-cascade-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #4f46e5, #7c3aed);
    border-radius: 4px;
    transition: width 0.6s ease;
}

/* Steps */
.mcpg-cascade-steps {
    text-align: left;
    margin-bottom: 24px;
}

.mcpg-step {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    border-radius: 10px;
    margin-bottom: 6px;
    transition: background 0.3s, transform 0.2s;
}

.mcpg-step.mcpg-step-active {
    background: #f5f3ff;
    transform: scale(1.01);
}

.mcpg-step.mcpg-step-success {
    background: #f0fdf4;
}

.mcpg-step.mcpg-step-failed {
    background: #fef2f2;
}

/* Step icon */
.mcpg-step-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    background: #e5e7eb;
    color: #6b7280;
    transition: all 0.3s;
}

.mcpg-step-active .mcpg-step-icon {
    background: #4f46e5;
    color: #fff;
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.15);
    animation: mcpg-pulse 1.5s ease infinite;
}

.mcpg-step-success .mcpg-step-icon {
    background: #22c55e;
    color: #fff;
}

.mcpg-step-failed .mcpg-step-icon {
    background: #ef4444;
    color: #fff;
}

@keyframes mcpg-pulse {
    0%, 100% { box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.15); }
    50% { box-shadow: 0 0 0 8px rgba(79, 70, 229, 0.08); }
}

.mcpg-step-number {
    display: block;
}

/* Step content */
.mcpg-step-content {
    flex: 1;
    min-width: 0;
}

.mcpg-step-label {
    font-size: 14px;
    font-weight: 600;
    color: #374151;
}

.mcpg-step-status {
    font-size: 12px;
    color: #9ca3af;
    margin-top: 2px;
}

.mcpg-step-active .mcpg-step-status {
    color: #4f46e5;
    font-weight: 500;
}

.mcpg-step-success .mcpg-step-status {
    color: #16a34a;
    font-weight: 500;
}

.mcpg-step-failed .mcpg-step-status {
    color: #dc2626;
    font-weight: 500;
}

/* Status message */
.mcpg-cascade-message {
    font-size: 13px;
    color: #6b7280;
    padding: 12px 16px;
    background: #f9fafb;
    border-radius: 8px;
    margin-bottom: 16px;
    line-height: 1.5;
    min-height: 20px;
    transition: all 0.3s;
}

/* Warning */
.mcpg-cascade-warning {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 12px;
    color: #9ca3af;
}

.mcpg-cascade-warning svg {
    flex-shrink: 0;
}

/* Result panel */
.mcpg-cascade-result {
    animation: mcpg-fadein 0.5s ease;
    margin-top: 24px;
}

.mcpg-result-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.mcpg-result-icon.mcpg-result-success {
    background: #f0fdf4;
    color: #22c55e;
}

.mcpg-result-icon.mcpg-result-failure {
    background: #fef2f2;
    color: #ef4444;
}

.mcpg-result-title {
    margin: 0 0 8px;
    font-size: 20px;
    font-weight: 700;
    color: #111827;
}

.mcpg-result-message {
    margin: 0 0 20px;
    font-size: 14px;
    color: #6b7280;
    line-height: 1.5;
}

.mcpg-result-button {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
}

.mcpg-result-button.mcpg-btn-success {
    background: #4f46e5;
    color: #fff;
}

.mcpg-result-button.mcpg-btn-success:hover {
    background: #4338ca;
    color: #fff;
}

.mcpg-result-button.mcpg-btn-failure {
    background: #f3f4f6;
    color: #374151;
}

.mcpg-result-button.mcpg-btn-failure:hover {
    background: #e5e7eb;
    color: #374151;
}

/* SVG icons inline */
.mcpg-icon-check {
    display: inline-block;
}

.mcpg-icon-x {
    display: inline-block;
}

/* Responsive */
@media (max-width: 480px) {
    .mcpg-cascade-container {
        padding: 32px 20px;
    }

    .mcpg-card-form {
        padding: 16px;
    }

    .mcpg-card-form .mcpg-row {
        flex-direction: column;
        gap: 14px;
    }

    .mcpg-card-form .mcpg-field input[type="text"] {
        font-size: 16px; /* Prevent iOS zoom */
    }

    .mcpg-cascade-title {
        font-size: 19px;
    }
}