/* ============================================
   DARTNODE CHECKOUT / CONFIGURE REDESIGN
   Modern dark theme with glassmorphism
   ============================================ */

/* === VARIABLES === */
:root {
    --checkout-bg-primary: #050608;
    --checkout-bg-secondary: #0a0d12;
    --checkout-bg-card: rgba(15, 18, 25, 0.95);
    --checkout-bg-card-hover: rgba(20, 24, 32, 0.98);
    --checkout-accent: #00ff88;
    --checkout-accent-dim: rgba(0, 255, 136, 0.15);
    --checkout-accent-blue: #00d4ff;
    --checkout-text-primary: #ffffff;
    --checkout-text-secondary: rgba(255, 255, 255, 0.7);
    --checkout-text-muted: rgba(255, 255, 255, 0.5);
    --checkout-border: rgba(255, 255, 255, 0.08);
    --checkout-border-hover: rgba(255, 255, 255, 0.15);
    --checkout-glass-bg: rgba(15, 18, 25, 0.85);
    --checkout-glass-border: rgba(255, 255, 255, 0.1);
    --checkout-success: #00ff88;
    --checkout-danger: #ff4757;
    --checkout-warning: #ffa502;
    --checkout-info: #00d4ff;
    --checkout-radius-sm: 8px;
    --checkout-radius-md: 12px;
    --checkout-radius-lg: 16px;
    --checkout-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    --checkout-shadow-accent: 0 0 30px rgba(0, 255, 136, 0.2);
    --checkout-transition: all 0.3s ease;
}

/* === CHECKOUT HERO SECTION === */
.checkout-hero {
    position: relative;
    min-height: 35vh;
    display: flex;
    align-items: center;
    padding: 120px 0 60px;
    background: linear-gradient(180deg, var(--checkout-bg-primary) 0%, var(--checkout-bg-secondary) 100%);
    overflow: hidden;
}

.checkout-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(0, 255, 136, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    opacity: 0.5;
}

.checkout-hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(150px);
    opacity: 0.3;
    pointer-events: none;
}

.checkout-hero-glow-left {
    top: -200px;
    left: -200px;
    background: radial-gradient(circle, var(--checkout-accent) 0%, transparent 70%);
}

.checkout-hero-glow-right {
    bottom: -200px;
    right: -200px;
    background: radial-gradient(circle, var(--checkout-accent-blue) 0%, transparent 70%);
}

.checkout-hero-content {
    position: relative;
    z-index: 1;
}

.checkout-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--checkout-accent-dim);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--checkout-accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.checkout-hero-badge .pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--checkout-accent);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.checkout-hero-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--checkout-text-primary);
    line-height: 1.2;
    margin-bottom: 16px;
}

.checkout-hero-title .text-accent {
    color: var(--checkout-accent);
    text-shadow: 0 0 30px rgba(0, 255, 136, 0.3);
}

.checkout-hero-subtitle {
    font-size: 1rem;
    color: var(--checkout-text-secondary);
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.checkout-hero-subtitle .divider {
    width: 4px;
    height: 4px;
    background: var(--checkout-accent);
    border-radius: 50%;
}

/* === STEP INDICATOR === */
.checkout-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin: 40px 0;
    padding: 0;
}

.checkout-step {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    background: transparent;
    border: 1px solid var(--checkout-border);
    position: relative;
    transition: var(--checkout-transition);
}

.checkout-step:first-child {
    border-radius: var(--checkout-radius-md) 0 0 var(--checkout-radius-md);
}

.checkout-step:last-child {
    border-radius: 0 var(--checkout-radius-md) var(--checkout-radius-md) 0;
}

.checkout-step:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -1px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-top: 12px solid transparent;
    border-bottom: 12px solid transparent;
    border-left: 12px solid var(--checkout-border);
    z-index: 1;
}

.checkout-step-number {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--checkout-bg-card);
    border: 1px solid var(--checkout-border);
    border-radius: 50%;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--checkout-text-muted);
    transition: var(--checkout-transition);
}

.checkout-step-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--checkout-text-muted);
    transition: var(--checkout-transition);
}

.checkout-step.active {
    background: var(--checkout-accent-dim);
    border-color: rgba(0, 255, 136, 0.3);
}

.checkout-step.active .checkout-step-number {
    background: var(--checkout-accent);
    border-color: var(--checkout-accent);
    color: #000;
}

.checkout-step.active .checkout-step-label {
    color: var(--checkout-accent);
}

.checkout-step.completed {
    background: rgba(0, 255, 136, 0.05);
    border-color: rgba(0, 255, 136, 0.2);
}

.checkout-step.completed .checkout-step-number {
    background: var(--checkout-accent);
    border-color: var(--checkout-accent);
    color: #000;
}

.checkout-step.completed .checkout-step-number::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Pro';
    font-weight: 300;
}

/* === MAIN LAYOUT === */
.checkout-container {
    padding: 40px 0 80px;
}

.checkout-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 30px;
    align-items: start;
}

@media (max-width: 1024px) {
    .checkout-grid {
        grid-template-columns: 1fr;
    }
}

/* === CHECKOUT CARDS === */
.checkout-card {
    background: var(--checkout-bg-card);
    border: 1px solid var(--checkout-border);
    border-radius: var(--checkout-radius-lg);
    overflow: hidden;
    margin-bottom: 24px;
    transition: var(--checkout-transition);
}

.checkout-card:hover {
    border-color: var(--checkout-border-hover);
}

.checkout-card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--checkout-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.checkout-card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--checkout-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
}

.checkout-card-title i {
    color: var(--checkout-accent);
    font-size: 1.1rem;
}

.checkout-card-badge {
    font-size: 0.7rem;
    padding: 4px 10px;
    background: var(--checkout-accent-dim);
    color: var(--checkout-accent);
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.checkout-card-body {
    padding: 24px;
}

/* === FORM ELEMENTS === */
.checkout-form-group {
    margin-bottom: 20px;
}

.checkout-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--checkout-text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.checkout-input,
.checkout-select,
.checkout-textarea {
    width: 100%;
    padding: 14px 18px;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--checkout-border);
    border-radius: var(--checkout-radius-sm);
    color: var(--checkout-text-primary);
    font-size: 0.95rem;
    transition: var(--checkout-transition);
}

.checkout-input:focus,
.checkout-select:focus,
.checkout-textarea:focus {
    outline: none;
    border-color: var(--checkout-accent);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
}

.checkout-input::placeholder {
    color: var(--checkout-text-muted);
}

.checkout-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.checkout-select option {
    background: var(--checkout-bg-secondary);
    color: var(--checkout-text-primary);
    padding: 10px;
}

.checkout-select optgroup {
    color: var(--checkout-text-muted);
    font-weight: 600;
}

/* === SELECTION CARDS (OS, Region, etc.) === */
.checkout-selection-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 16px;
}

.checkout-selection-card {
    position: relative;
    padding: 20px 16px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--checkout-border);
    border-radius: var(--checkout-radius-md);
    text-align: center;
    cursor: pointer;
    transition: var(--checkout-transition);
}

.checkout-selection-card:hover {
    border-color: var(--checkout-border-hover);
    background: rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

.checkout-selection-card.selected {
    border-color: var(--checkout-accent);
    background: var(--checkout-accent-dim);
    box-shadow: var(--checkout-shadow-accent);
}

.checkout-selection-card.selected::before {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    height: 3px;
    background: var(--checkout-accent);
    border-radius: var(--checkout-radius-md) var(--checkout-radius-md) 0 0;
}

.checkout-selection-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.checkout-selection-icon img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.checkout-selection-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--checkout-text-primary);
    margin-bottom: 4px;
}

.checkout-selection-desc {
    font-size: 0.75rem;
    color: var(--checkout-text-muted);
}

.checkout-selection-card.selected .checkout-selection-name {
    color: var(--checkout-accent);
}

/* Hidden select inside selection card */
.checkout-selection-card .form-control {
    margin-top: 12px;
    background: rgba(0, 0, 0, 0.3);
    border-color: var(--checkout-border);
    color: var(--checkout-text-primary);
    font-size: 0.85rem;
    padding: 8px 12px;
}

/* === SOLD OUT STATE === */
.checkout-selection-card.checkout-selection-sold-out {
    cursor: not-allowed;
    opacity: 0.5;
    pointer-events: none;
    position: relative;
}

.checkout-selection-card.checkout-selection-sold-out::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(255, 71, 87, 0.05) 10px,
        rgba(255, 71, 87, 0.05) 20px
    );
    border-radius: var(--checkout-radius-md);
    pointer-events: none;
}

.checkout-selection-card.checkout-selection-sold-out:hover {
    transform: none;
    border-color: var(--checkout-border);
    background: rgba(0, 0, 0, 0.2);
}

.checkout-sold-out-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    background: rgba(255, 71, 87, 0.2);
    border: 1px solid rgba(255, 71, 87, 0.4);
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--checkout-danger);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
}

.checkout-sold-out-badge i {
    font-size: 0.65rem;
}

.checkout-selection-card.checkout-selection-sold-out .checkout-selection-name {
    color: var(--checkout-text-muted);
}

.checkout-selection-card.checkout-selection-sold-out .checkout-selection-icon i {
    color: var(--checkout-text-muted) !important;
}

/* === SOLD OUT PAGE (All Regions Unavailable) === */
.checkout-sold-out-page {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
}

.checkout-sold-out-container {
    max-width: 600px;
    text-align: center;
    background: var(--checkout-bg-card);
    border: 1px solid var(--checkout-border);
    border-radius: var(--checkout-radius-lg);
    padding: 50px 40px;
    box-shadow: var(--checkout-shadow);
}

.checkout-sold-out-icon {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    background: rgba(255, 71, 87, 0.1);
    border: 2px solid rgba(255, 71, 87, 0.3);
    border-radius: 50%;
    margin-bottom: 30px;
}

.checkout-sold-out-icon > i {
    font-size: 3rem;
    color: var(--checkout-danger);
    opacity: 0.7;
}

.checkout-sold-out-x {
    position: absolute;
    bottom: -5px;
    right: -5px;
    width: 36px;
    height: 36px;
    background: var(--checkout-danger);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(255, 71, 87, 0.4);
}

.checkout-sold-out-x i {
    font-size: 1rem;
    color: #fff;
}

.checkout-sold-out-title {
    font-family: 'Playfair Display', serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--checkout-text-primary);
    margin-bottom: 15px;
}

.checkout-sold-out-subtitle {
    font-size: 1.1rem;
    color: var(--checkout-text-secondary);
    line-height: 1.6;
    margin-bottom: 30px;
}

.checkout-sold-out-subtitle strong {
    color: var(--checkout-text-primary);
}

.checkout-sold-out-details {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--checkout-border);
    border-radius: var(--checkout-radius-md);
    padding: 20px;
    margin-bottom: 30px;
}

.checkout-sold-out-spec {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.checkout-sold-out-spec-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--checkout-text-muted);
}

.checkout-sold-out-spec-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--checkout-text-primary);
}

.checkout-sold-out-options {
    border-top: 1px solid var(--checkout-border);
    padding-top: 30px;
}

.checkout-sold-out-options-label {
    font-size: 0.9rem;
    color: var(--checkout-text-secondary);
    margin-bottom: 20px;
}

.checkout-sold-out-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 25px;
}

.checkout-sold-out-buttons .checkout-btn {
    min-width: 180px;
}

.checkout-sold-out-note {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    justify-content: center;
    font-size: 0.85rem;
    color: var(--checkout-text-muted);
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--checkout-radius-sm);
    padding: 12px 16px;
    text-align: left;
}

.checkout-sold-out-note i {
    color: var(--checkout-info);
    margin-top: 2px;
    flex-shrink: 0;
}

@media (max-width: 480px) {
    .checkout-sold-out-container {
        padding: 30px 20px;
    }

    .checkout-sold-out-title {
        font-size: 1.5rem;
    }

    .checkout-sold-out-details {
        grid-template-columns: 1fr 1fr;
    }

    .checkout-sold-out-buttons {
        flex-direction: column;
    }

    .checkout-sold-out-buttons .checkout-btn {
        width: 100%;
    }
}

/* === TOGGLE OPTIONS (DDoS, Backups) === */
.checkout-toggle-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

@media (max-width: 768px) {
    .checkout-toggle-grid {
        grid-template-columns: 1fr;
    }
}

.checkout-toggle-card {
    position: relative;
    padding: 24px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--checkout-border);
    border-radius: var(--checkout-radius-md);
    cursor: pointer;
    transition: var(--checkout-transition);
}

.checkout-toggle-card:hover {
    border-color: var(--checkout-border-hover);
}

.checkout-toggle-card.selected-success {
    border-color: var(--checkout-success);
    background: rgba(0, 255, 136, 0.08);
}

.checkout-toggle-card.selected-danger {
    border-color: var(--checkout-danger);
    background: rgba(255, 71, 87, 0.08);
}

.checkout-toggle-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkout-toggle-indicator {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 20px;
    height: 20px;
    border: 2px solid var(--checkout-border);
    border-radius: 50%;
    transition: var(--checkout-transition);
}

.checkout-toggle-card.selected-success .checkout-toggle-indicator,
.checkout-toggle-card.selected-danger .checkout-toggle-indicator {
    border-width: 6px;
}

.checkout-toggle-card.selected-success .checkout-toggle-indicator {
    border-color: var(--checkout-success);
}

.checkout-toggle-card.selected-danger .checkout-toggle-indicator {
    border-color: var(--checkout-danger);
}

.checkout-toggle-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--checkout-text-primary);
    margin-bottom: 8px;
    padding-right: 30px;
}

.checkout-toggle-price {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--checkout-accent);
    margin-bottom: 12px;
}

.checkout-toggle-desc {
    font-size: 0.85rem;
    color: var(--checkout-text-muted);
    line-height: 1.5;
}

/* === QUANTITY SELECTOR === */
.checkout-quantity {
    display: flex;
    align-items: center;
    gap: 0;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--checkout-border);
    border-radius: var(--checkout-radius-sm);
    overflow: hidden;
    width: fit-content;
}

.checkout-quantity-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--checkout-text-secondary);
    cursor: pointer;
    transition: var(--checkout-transition);
}

.checkout-quantity-btn:hover {
    background: var(--checkout-accent);
    color: #000;
}

.checkout-quantity-value {
    width: 60px;
    text-align: center;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--checkout-accent);
    font-family: 'JetBrains Mono', monospace;
    background: transparent;
    border: none;
    border-left: 1px solid var(--checkout-border);
    border-right: 1px solid var(--checkout-border);
}

/* === DOMAIN CARDS === */
.checkout-domain-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

@media (max-width: 768px) {
    .checkout-domain-options {
        grid-template-columns: 1fr;
    }
}

.checkout-domain-card {
    padding: 24px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--checkout-border);
    border-radius: var(--checkout-radius-md);
    text-align: center;
    cursor: pointer;
    transition: var(--checkout-transition);
}

.checkout-domain-card:hover {
    border-color: var(--checkout-border-hover);
    transform: translateY(-2px);
}

.checkout-domain-card.selected {
    border-color: var(--checkout-accent);
    background: var(--checkout-accent-dim);
}

.checkout-domain-icon {
    font-size: 2rem;
    color: var(--checkout-text-muted);
    margin-bottom: 16px;
    transition: var(--checkout-transition);
}

.checkout-domain-card.selected .checkout-domain-icon {
    color: var(--checkout-accent);
}

.checkout-domain-price {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--checkout-text-secondary);
    margin-bottom: 12px;
}

.checkout-domain-card.selected .checkout-domain-price {
    background: rgba(0, 255, 136, 0.2);
    color: var(--checkout-accent);
}

.checkout-domain-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--checkout-text-primary);
    margin-bottom: 8px;
}

.checkout-domain-desc {
    font-size: 0.85rem;
    color: var(--checkout-text-muted);
}

/* === DOMAIN SEARCH RESULTS === */
.checkout-domain-result {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--checkout-border);
    border-radius: var(--checkout-radius-sm);
    margin-bottom: 12px;
    transition: var(--checkout-transition);
}

.checkout-domain-result.available {
    border-color: rgba(0, 255, 136, 0.3);
}

.checkout-domain-result.unavailable {
    opacity: 0.6;
}

.checkout-domain-result.selected {
    border-color: var(--checkout-accent);
    background: var(--checkout-accent-dim);
}

.checkout-domain-result-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.checkout-domain-result-status {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.checkout-domain-result-status.available {
    background: rgba(0, 255, 136, 0.2);
    color: var(--checkout-success);
}

.checkout-domain-result-status.unavailable {
    background: rgba(255, 71, 87, 0.2);
    color: var(--checkout-danger);
}

.checkout-domain-result-name {
    font-weight: 600;
    color: var(--checkout-text-primary);
}

.checkout-domain-result-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.checkout-domain-result-price {
    font-weight: 600;
    color: var(--checkout-text-secondary);
}

/* === SIDEBAR / ORDER SUMMARY === */
.checkout-sidebar {
    position: sticky;
    top: 100px;
}

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

.checkout-summary-header {
    padding: 24px;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.1), rgba(0, 212, 255, 0.1));
    border-bottom: 1px solid var(--checkout-border);
}

.checkout-summary-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--checkout-text-primary);
    margin-bottom: 8px;
}

.checkout-summary-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: transparent;
    border: 1px solid var(--checkout-glass-border);
    border-radius: var(--checkout-radius-sm);
    color: var(--checkout-text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--checkout-transition);
    text-decoration: none;
}

.checkout-summary-back:hover {
    border-color: var(--checkout-accent);
    color: var(--checkout-accent);
    text-decoration: none;
}

.checkout-summary-body {
    padding: 24px;
}

/* Price breakdown table */
.checkout-price-table {
    width: 100%;
    margin-bottom: 20px;
}

.checkout-price-row {
    display: flex;
    justify-content: space-between;
    /*padding: 12px 0;*/
    border-bottom: 1px solid var(--checkout-border);
}

.checkout-price-row:last-child {
    border-bottom: none;
}

.checkout-price-label {
    font-size: 0.9rem;
    color: var(--checkout-text-secondary);
}

.checkout-price-value {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--checkout-text-primary);
    font-family: 'JetBrains Mono', monospace;
}

.checkout-price-desc {
    font-size: 0.75rem;
    color: var(--checkout-text-muted);
    margin-top: 4px;
}

/* Discount row */
.checkout-price-row.discount {
    color: var(--checkout-info);
}

.checkout-price-row.discount .checkout-price-value {
    color: var(--checkout-info);
}

/* Billing info */
.checkout-billing-note {
    padding: 16px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--checkout-radius-sm);
    margin-bottom: 20px;
}

.checkout-billing-note p {
    font-size: 0.8rem;
    color: var(--checkout-text-muted);
    margin: 0;
    line-height: 1.5;
}

/* Billing cycle selector */
.checkout-cycle-select {
    margin-bottom: 24px;
}

/* Total section */
.checkout-total-section {
    padding-top: 20px;
    border-top: 1px solid var(--checkout-border);
}

.checkout-total-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 8px;
}

.checkout-total-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--checkout-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.checkout-total-value {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--checkout-accent);
    font-family: 'JetBrains Mono', monospace;
}

.checkout-total-value.muted {
    font-size: 1.2rem;
    color: var(--checkout-text-muted);
}

/* === BUTTONS === */
.checkout-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 16px 24px;
    border: none;
    border-radius: var(--checkout-radius-sm);
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--checkout-transition);
    text-decoration: none;
}

.checkout-btn-primary {
    background: linear-gradient(135deg, var(--checkout-accent), #00cc6a);
    color: #000;
}

.checkout-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--checkout-shadow-accent);
    color: #000;
    text-decoration: none;
}

.checkout-btn-primary:disabled,
.checkout-btn-primary.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.checkout-btn-secondary {
    background: transparent;
    border: 1px solid var(--checkout-glass-border);
    color: var(--checkout-text-secondary);
}

.checkout-btn-secondary:hover {
    border-color: var(--checkout-text-secondary);
    color: var(--checkout-text-primary);
    text-decoration: none;
}

.checkout-btn-success {
    background: linear-gradient(135deg, var(--checkout-success), #00cc6a);
    color: #000;
}

.checkout-btn + .checkout-btn {
    margin-top: 12px;
}

/* === ALERTS === */
.checkout-alert {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px;
    border-radius: var(--checkout-radius-md);
    margin-bottom: 24px;
}

.checkout-alert-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1rem;
}

.checkout-alert-content {
    flex: 1;
}

.checkout-alert-title {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.checkout-alert-text {
    font-size: 0.85rem;
    margin: 0;
    line-height: 1.5;
}

.checkout-alert-info {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.checkout-alert-info .checkout-alert-icon,
.checkout-alert-info .checkout-alert-title {
    color: var(--checkout-info);
}

.checkout-alert-info .checkout-alert-text {
    color: var(--checkout-text-secondary);
}

.checkout-alert-warning {
    background: rgba(255, 165, 2, 0.1);
    border: 1px solid rgba(255, 165, 2, 0.3);
}

.checkout-alert-warning .checkout-alert-icon,
.checkout-alert-warning .checkout-alert-title {
    color: var(--checkout-warning);
}

/* === USER FORM SECTION === */
.checkout-user-section {
    padding-top: 20px;
}

.checkout-user-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.checkout-user-welcome {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--checkout-text-primary);
}

.checkout-user-link {
    font-size: 0.85rem;
    color: var(--checkout-accent);
    text-decoration: none;
}

.checkout-user-link:hover {
    text-decoration: underline;
}

/* Input grid for user forms */
.checkout-input-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

@media (max-width: 768px) {
    .checkout-input-grid {
        grid-template-columns: 1fr;
    }
}

.checkout-input-full {
    grid-column: 1 / -1;
}

/* === REVIEW SECTION === */
.checkout-review-card {
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.05), rgba(0, 212, 255, 0.05));
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: var(--checkout-radius-lg);
    padding: 32px;
    text-align: center;
}

.checkout-review-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--checkout-text-primary);
    margin-bottom: 12px;
}

.checkout-review-text {
    font-size: 0.95rem;
    color: var(--checkout-text-secondary);
    margin-bottom: 24px;
}

.checkout-review-total {
    margin-bottom: 24px;
}

.checkout-review-total-label {
    font-size: 0.85rem;
    color: var(--checkout-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.checkout-review-total-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--checkout-accent);
    font-family: 'JetBrains Mono', monospace;
}

/* === LOADING STATE === */
.checkout-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    text-align: center;
}

.checkout-loading-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--checkout-border);
    border-top-color: var(--checkout-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.checkout-loading-text {
    font-size: 1rem;
    color: var(--checkout-text-muted);
}

/* === RESPONSIVE ADJUSTMENTS === */
@media (max-width: 768px) {
    .checkout-hero {
        padding: 100px 0 40px;
        min-height: auto;
    }

    .checkout-hero-title {
        font-size: 1.8rem;
    }

    .checkout-steps {
        flex-wrap: wrap;
        gap: 8px;
    }

    .checkout-step {
        flex: 1;
        min-width: 100px;
        padding: 10px 16px;
        justify-content: center;
    }

    .checkout-step:first-child,
    .checkout-step:last-child {
        border-radius: var(--checkout-radius-sm);
    }

    .checkout-step:not(:last-child)::after {
        display: none;
    }

    .checkout-step-label {
        display: none;
    }

    .checkout-card-body {
        padding: 16px;
    }

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

    .checkout-sidebar {
        position: static;
    }
}

/* === SECTION TITLES === */
.checkout-section-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--checkout-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--checkout-border);
    display: flex;
    align-items: center;
    gap: 12px;
}

.checkout-section-title i {
    color: var(--checkout-accent);
}

/* === SPECS LIST (for Slices) === */
.checkout-specs-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.checkout-specs-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--checkout-border);
}

.checkout-specs-item:last-child {
    border-bottom: none;
}

.checkout-specs-item i {
    width: 24px;
    color: var(--checkout-accent);
    margin-right: 12px;
}

.checkout-specs-item strong {
    color: var(--checkout-text-primary);
    margin-right: 8px;
}

.checkout-specs-item span {
    color: var(--checkout-text-secondary);
}

/* === RESOURCE DISPLAY === */
.checkout-resources {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--checkout-radius-md);
    justify-content: space-around;
}

.checkout-resource-item {
    text-align: center;
}

.checkout-resource-value {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--checkout-text-primary);
    font-family: 'JetBrains Mono', monospace;
    display: block;
}

.checkout-resource-value span {
    color: var(--checkout-accent);
}

.checkout-resource-label {
    font-size: 0.7rem;
    color: var(--checkout-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* === RANGE SLIDER OVERRIDE === */
.checkout-card .irs {
    font-family: inherit;
}

.checkout-card .irs-bar {
    background: var(--checkout-accent);
}

.checkout-card .irs-slider {
    background: var(--checkout-accent);
    border: 2px solid var(--checkout-accent);
}

.checkout-card .irs-min,
.checkout-card .irs-max,
.checkout-card .irs-from,
.checkout-card .irs-to,
.checkout-card .irs-single {
    background: var(--checkout-accent);
    color: #000;
    font-weight: 600;
}

.checkout-card .irs-grid-text {
    color: var(--checkout-text-muted);
}

.checkout-card .irs-grid-pol {
    background: var(--checkout-border);
}

/* === LEGACY CARD OVERRIDES === */
/* Override Bootstrap card styles within checkout context */
.checkout-container .card {
    background: var(--checkout-bg-card);
    border: 1px solid var(--checkout-border);
    border-radius: var(--checkout-radius-lg);
}

.checkout-container .card-header {
    background: transparent;
    border-bottom: 1px solid var(--checkout-border);
    padding: 20px 24px;
}

.checkout-container .card-header .card-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--checkout-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0;
}

.checkout-container .card-body {
    padding: 24px;
}

.checkout-container .form-control {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--checkout-border);
    color: var(--checkout-text-primary);
    border-radius: var(--checkout-radius-sm);
    padding: 12px 16px;
}

.checkout-container .form-control:focus {
    background: rgba(0, 0, 0, 0.4);
    border-color: var(--checkout-accent);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
    color: var(--checkout-text-primary);
}

.checkout-container label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--checkout-text-secondary);
    margin-bottom: 8px;
}

.checkout-container .table {
    color: var(--checkout-text-primary);
}

.checkout-container .table-striped tbody tr:nth-of-type(odd) {
    background: rgba(255, 255, 255, 0.02);
}

.checkout-container .text-success-1 {
    color: var(--checkout-accent) !important;
}

/* Button overrides */
.checkout-container .btn-primary-gradient {
    background: linear-gradient(135deg, var(--checkout-accent), #00cc6a);
    border: none;
    color: #000;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 14px 24px;
    border-radius: var(--checkout-radius-sm);
}

.checkout-container .btn-primary-gradient:hover {
    box-shadow: var(--checkout-shadow-accent);
    transform: translateY(-2px);
}

.checkout-container .btn-default-light {
    background: transparent;
    border: 1px solid var(--checkout-glass-border);
    color: var(--checkout-text-secondary);
    font-weight: 600;
    padding: 14px 24px;
    border-radius: var(--checkout-radius-sm);
}

.checkout-container .btn-default-light:hover {
    border-color: var(--checkout-text-secondary);
    color: var(--checkout-text-primary);
}

.checkout-container .btn-outline-light {
    border-color: var(--checkout-glass-border);
    color: var(--checkout-text-secondary);
}

.checkout-container .btn-outline-light:hover {
    background: var(--checkout-accent);
    border-color: var(--checkout-accent);
    color: #000;
}

.checkout-container .btn-success-light {
    background: linear-gradient(135deg, var(--checkout-success), #00cc6a);
    border: none;
    color: #000;
    font-weight: 700;
}

/* Alert overrides */
.checkout-container .alert-primary {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    color: var(--checkout-info);
}

/* Nav pills for OS selection */
.checkout-container .nav-pills .nav-link {
    background: transparent;
    border: 1px solid var(--checkout-border);
    color: var(--checkout-text-secondary);
    border-radius: var(--checkout-radius-sm);
    padding: 10px 20px;
    margin-right: 8px;
}

.checkout-container .nav-pills .nav-link:hover {
    border-color: var(--checkout-border-hover);
    color: var(--checkout-text-primary);
}

.checkout-container .nav-pills .nav-link.active {
    background: var(--checkout-accent-dim);
    border-color: var(--checkout-accent);
    color: var(--checkout-accent);
}

/* Selection cards (legacy hover-pointer cards) */
.checkout-container .hover-pointer {
    cursor: pointer;
    transition: var(--checkout-transition);
}

.checkout-container .card.hover-pointer {
    background: rgba(0, 0, 0, 0.2);
}

.checkout-container .card.hover-pointer:hover {
    border-color: var(--checkout-border-hover);
    transform: translateY(-2px);
}

.checkout-container .card.border-success,
.checkout-container .card.shadow-success {
    border-color: var(--checkout-accent) !important;
    background: var(--checkout-accent-dim);
}

.checkout-container .card.border-danger,
.checkout-container .card.shadow-danger {
    border-color: var(--checkout-danger) !important;
    background: rgba(255, 71, 87, 0.08);
}

.checkout-container .card.border-info,
.checkout-container .card.shadow-info {
    border-color: var(--checkout-info) !important;
    background: rgba(0, 212, 255, 0.08);
}

/* Badge overrides */
.checkout-container .badge-dark {
    background: rgba(0, 0, 0, 0.4);
    color: var(--checkout-text-secondary);
}

.checkout-container .badge-info-gradient {
    background: linear-gradient(135deg, var(--checkout-info), #0099cc);
    color: #000;
}

/* Text utilities */
.checkout-container .text-muted {
    color: var(--checkout-text-muted) !important;
}

.checkout-container .text-light {
    color: var(--checkout-text-primary) !important;
}

.checkout-container .text-info {
    color: var(--checkout-info) !important;
}

/* Font utilities */
.checkout-container .font-gamefocal {
    font-weight: 700;
}