/* ParkHub — Universal Parking App */
/* Design System */

:root {
    /* Colors */
    --primary: #0066FF;
    --primary-dark: #0052CC;
    --primary-light: #E6F0FF;
    --success: #00C853;
    --success-light: #E8F5E9;
    --warning: #FF9500;
    --warning-light: #FFF3E0;
    --danger: #FF3B30;
    --danger-light: #FFEBEE;
    
    /* Neutrals */
    --bg: #F5F7FA;
    --surface: #FFFFFF;
    --border: #E5E9F0;
    --text: #1A1D21;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    
    /* Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
}

/* Phone Frame */
.phone-frame {
    width: 375px;
    height: 812px;
    background: var(--bg);
    border-radius: 40px;
    overflow: hidden;
    box-shadow: var(--shadow-lg), 0 0 0 12px #1a1a1a;
    position: relative;
    display: flex;
    flex-direction: column;
}

.status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px var(--space-lg);
    background: var(--surface);
    font-size: 14px;
    font-weight: 600;
}

.status-icons {
    display: flex;
    gap: var(--space-sm);
}

/* Screens */
.screen {
    display: none;
    flex: 1;
    overflow-y: auto;
    padding-bottom: 80px;
}

.screen.active {
    display: flex;
    flex-direction: column;
}

/* App Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    background: var(--surface);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-icon {
    font-size: 28px;
}

.logo h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
}

.icon-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--bg);
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
}

/* Screen Header */
.screen-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md) var(--space-lg);
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.screen-header h2 {
    font-size: 18px;
    font-weight: 600;
}

.back-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    font-size: 24px;
    cursor: pointer;
}

/* Active Session Card */
.active-session {
    padding: var(--space-md) var(--space-lg);
}

.session-card {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    color: white;
}

.session-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
}

.session-status {
    font-weight: 600;
    font-size: 14px;
}

.session-provider {
    font-size: 12px;
    opacity: 0.8;
}

.session-location {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 16px;
    font-weight: 500;
    margin-bottom: var(--space-lg);
}

.session-timer {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.timer-display {
    margin-bottom: var(--space-sm);
}

.timer-value {
    font-size: 48px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.timer-label {
    display: block;
    font-size: 14px;
    opacity: 0.8;
}

.timer-progress {
    height: 6px;
    background: rgba(255,255,255,0.2);
    border-radius: 3px;
    overflow: hidden;
}

.timer-bar {
    height: 100%;
    background: white;
    border-radius: 3px;
    transition: width 1s linear;
}

.session-actions {
    display: flex;
    gap: var(--space-sm);
}

.session-actions .btn {
    flex: 1;
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.3);
    color: white;
}

/* Scan Section */
.scan-section {
    padding: var(--space-lg);
    text-align: center;
}

.scan-btn {
    width: 100%;
    padding: var(--space-xl);
    background: var(--surface);
    border: 2px dashed var(--primary);
    border-radius: var(--radius-lg);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    transition: all 0.2s;
}

.scan-btn:hover {
    background: var(--primary-light);
    border-style: solid;
}

.scan-icon {
    font-size: 48px;
}

.scan-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
}

.scan-hint {
    color: var(--text-muted);
    font-size: 13px;
    margin-top: var(--space-sm);
}

/* Quick Actions */
.quick-actions {
    display: flex;
    gap: var(--space-sm);
    padding: 0 var(--space-lg) var(--space-lg);
}

.quick-btn {
    flex: 1;
    padding: var(--space-md);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    transition: all 0.2s;
}

.quick-btn:hover {
    border-color: var(--primary);
    background: var(--primary-light);
}

.quick-icon {
    font-size: 24px;
}

.quick-btn span:last-child {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Sections */
.vehicles-section,
.recent-locations {
    padding: var(--space-md) var(--space-lg);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
}

.section-header h2 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
}

.text-btn {
    background: none;
    border: none;
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
}

/* Vehicle Cards */
.vehicle-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.vehicle-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--surface);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
}

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

.vehicle-card.selected {
    border-color: var(--primary);
    background: var(--primary-light);
}

.vehicle-icon {
    font-size: 28px;
}

.vehicle-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.vehicle-name {
    font-weight: 600;
    color: var(--text);
}

.vehicle-plate {
    font-size: 13px;
    color: var(--text-secondary);
}

.vehicle-check {
    width: 24px;
    height: 24px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    opacity: 0;
    transition: opacity 0.2s;
}

.vehicle-card.selected .vehicle-check {
    opacity: 1;
}

/* Location Items */
.location-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.location-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--surface);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
}

.location-item:hover {
    background: var(--primary-light);
}

.loc-icon {
    font-size: 24px;
}

.loc-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.loc-name {
    font-weight: 500;
    color: var(--text);
}

.loc-provider {
    font-size: 13px;
    color: var(--text-secondary);
}

.loc-arrow {
    color: var(--text-muted);
    font-size: 18px;
}

/* Scanner Screen */
.scanner-view {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #1a1a1a;
    padding: var(--space-lg);
}

.scanner-frame {
    width: 250px;
    height: 250px;
    border: 3px solid white;
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
}

.scanner-corners::before,
.scanner-corners::after {
    content: '';
    position: absolute;
    width: 40px;
    height: 40px;
    border: 4px solid var(--primary);
}

.scanner-corners::before {
    top: -2px;
    left: -2px;
    border-right: none;
    border-bottom: none;
    border-top-left-radius: 8px;
}

.scanner-corners::after {
    top: -2px;
    right: -2px;
    border-left: none;
    border-bottom: none;
    border-top-right-radius: 8px;
}

.scanner-line {
    position: absolute;
    width: 100%;
    height: 2px;
    background: var(--primary);
    animation: scan 2s linear infinite;
}

@keyframes scan {
    0% { top: 0; }
    50% { top: 100%; }
    100% { top: 0; }
}

.scanner-hint {
    color: white;
    margin-top: var(--space-lg);
    text-align: center;
}

.scanner-actions {
    padding: var(--space-lg);
    background: var(--surface);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* Payment Screen */
.payment-content {
    flex: 1;
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.detected-zone {
    background: var(--success-light);
    border: 1px solid var(--success);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.zone-badge {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.provider-logo {
    font-size: 20px;
}

.provider-name {
    font-weight: 600;
    color: var(--success);
}

.zone-info {
    display: flex;
    flex-direction: column;
}

.zone-name {
    font-weight: 600;
    color: var(--text);
}

.zone-id {
    font-size: 13px;
    color: var(--text-secondary);
}

.vehicle-select,
.duration-select,
.payment-method {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.vehicle-select label,
.duration-select label,
.payment-method label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

.selected-vehicle,
.card-display {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
}

.selected-vehicle span:first-child,
.card-icon {
    font-size: 24px;
}

.change-btn {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
}

/* Duration Options */
.duration-options {
    display: flex;
    gap: var(--space-sm);
}

.duration-btn {
    flex: 1;
    padding: var(--space-md);
    background: var(--surface);
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    font-weight: 600;
    transition: all 0.2s;
}

.duration-btn:hover {
    border-color: var(--primary);
}

.duration-btn.active {
    border-color: var(--primary);
    background: var(--primary);
    color: white;
}

.duration-btn span {
    font-size: 13px;
    font-weight: normal;
}

.duration-btn.active span {
    color: rgba(255,255,255,0.8);
}

/* Add-ons */
.add-ons {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 14px;
    color: var(--text);
    cursor: pointer;
}

.checkbox-label input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

/* Payment Footer */
.payment-footer {
    padding: var(--space-lg);
    background: var(--surface);
    border-top: 1px solid var(--border);
}

.total-display {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
    font-size: 18px;
}

.total-amount {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}

.payment-note {
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: var(--space-sm);
}

/* Success Screen */
#success-screen {
    background: var(--surface);
}

.success-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
    text-align: center;
}

.success-icon {
    font-size: 72px;
    margin-bottom: var(--space-lg);
}

.success-content h2 {
    font-size: 28px;
    margin-bottom: var(--space-xl);
}

.success-details {
    width: 100%;
    background: var(--bg);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--border);
}

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

.detail-label {
    color: var(--text-secondary);
}

.detail-value {
    font-weight: 600;
}

.reminder-badge {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--warning-light);
    border-radius: var(--radius-md);
    color: var(--warning);
    font-weight: 500;
}

.success-actions {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* History Screen */
.history-filters {
    display: flex;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    overflow-x: auto;
}

.filter-btn {
    padding: var(--space-sm) var(--space-md);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 14px;
    white-space: nowrap;
    cursor: pointer;
}

.filter-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.history-stats {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
}

.stat-card {
    flex: 1;
    background: var(--surface);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
}

.history-list {
    padding: 0 var(--space-lg);
}

.history-date {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    padding: var(--space-md) 0 var(--space-sm);
}

.history-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--surface);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-sm);
}

.history-icon {
    font-size: 24px;
}

.history-info {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.history-location {
    font-weight: 500;
}

.history-meta {
    font-size: 13px;
    color: var(--text-secondary);
}

.history-amount {
    font-weight: 600;
    color: var(--text);
}

.export-btn {
    margin: var(--space-lg);
}

/* Find Car Screen */
.findcar-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.car-map {
    flex: 1;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.map-placeholder {
    text-align: center;
}

.map-pin {
    font-size: 64px;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.map-label {
    font-weight: 600;
    margin-top: var(--space-sm);
}

.map-distance {
    color: var(--text-secondary);
    font-size: 14px;
}

.car-details {
    background: var(--surface);
    padding: var(--space-lg);
}

.car-photo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.photo-placeholder {
    font-size: 32px;
}

.car-info .detail-row {
    border: none;
    padding: var(--space-xs) 0;
    justify-content: flex-start;
    gap: var(--space-sm);
}

.findcar-actions {
    padding: var(--space-lg);
    background: var(--surface);
}

/* Buttons */
.btn {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--surface);
    border-color: var(--border);
    color: var(--text);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-outline {
    background: transparent;
    border-color: var(--border);
    color: var(--text);
}

.btn-large {
    width: 100%;
    padding: var(--space-lg);
    font-size: 18px;
}

/* Bottom Navigation */
.bottom-nav {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: var(--space-sm) 0;
    padding-bottom: 20px;
}

.nav-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    color: var(--text-muted);
}

.nav-btn.active {
    color: var(--primary);
}

.nav-icon {
    font-size: 24px;
}

.nav-btn span:last-child {
    font-size: 11px;
}

/* Responsive */
@media (max-width: 400px) {
    body {
        padding: 0;
    }
    
    .phone-frame {
        width: 100%;
        height: 100vh;
        border-radius: 0;
        box-shadow: none;
    }
}