/* Flight Information System - Modern CSS Styles */

/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color Palette */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;
    --early-color: #8b5cf6;
    --cache-color: #6366f1;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Typography */
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

body {
    font-family: var(--font-family);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
    color: var(--gray-800);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 1.5rem 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-6);
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="plane" patternUnits="userSpaceOnUse" width="100" height="100"><path d="M20,50 L80,50 M50,20 L50,80" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23plane)"/></svg>');
    opacity: 0.1;
}

.header-content {
    position: relative;
    z-index: 1;
    padding: 0 var(--spacing-6);
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.logo h1 {
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo .plane-icon {
    animation: plane-fly 3s ease-in-out infinite;
}

.header-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-6);
    flex-wrap: wrap;
}

.date-time {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-1);
}

.current-date {
    font-size: var(--font-size-sm);
    opacity: 0.9;
    margin-bottom: 0;
}

.current-time {
    font-size: var(--font-size-xl);
    font-weight: 600;
    font-family: 'Courier New', monospace;
}

.date-selector {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
}

.date-selector label {
    font-weight: 500;
    white-space: nowrap;
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
}

.date-selector select {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    min-width: 120px;
}

.date-selector select option {
    background: var(--primary-color);
    color: white;
}

/* Data Source Indicator */
.data-source-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.data-source-indicator {
    padding: 0.5rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    white-space: nowrap;
}

.data-source-indicator.real-data {
    background: rgba(220, 53, 69, 0.2);
    border-color: rgba(220, 53, 69, 0.5);
    color: #ffebee;
}

.data-source-indicator.simulated-data {
    background: rgba(255, 193, 7, 0.2);
    border-color: rgba(255, 193, 7, 0.5);
    color: #fffde7;
}

.data-source-indicator.mixed-data {
    background: rgba(255, 152, 0, 0.2);
    border-color: rgba(255, 152, 0, 0.5);
    color: #fff3e0;
}

.data-source-indicator.unknown-data {
    background: rgba(108, 117, 125, 0.2);
    border-color: rgba(108, 117, 125, 0.5);
    color: #f8f9fa;
}

.data-source-indicator.error-data {
    background: rgba(220, 53, 69, 0.2);
    border-color: rgba(220, 53, 69, 0.5);
    color: #ffebee;
}

.data-source-indicator.cached-data {
    border-left: 3px solid var(--cache-color);
}

/* Testing Controls */
.testing-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
}

.toggle-switch {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.85rem;
}

.toggle-switch input[type="checkbox"] {
    display: none;
}

.toggle-slider {
    position: relative;
    width: 40px;
    height: 20px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    transition: all 0.3s ease;
}

.toggle-slider::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    background: white;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.toggle-switch input[type="checkbox"]:checked + .toggle-slider {
    background: var(--warning-color);
}

.toggle-switch input[type="checkbox"]:checked + .toggle-slider::before {
    transform: translateX(20px);
}

.toggle-label {
    white-space: nowrap;
    font-weight: 500;
}

.refresh-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.refresh-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.refresh-btn:active {
    transform: translateY(0);
}

.refresh-btn i {
    font-size: 1rem;
}

/* Airline Logo Styles */
.airline-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 24px;
    border-radius: var(--radius-md);
    background: var(--white);
    border: 2px solid var(--gray-200);
    flex-shrink: 0;
    overflow: hidden;
    position: relative;
}

.airline-logo img {
    height: 100%;
    object-fit: contain;
    border-radius: var(--radius-sm);
    background: transparent;
}

.airline-icon {
    color: var(--gray-400);
    font-size: 0.6rem;
    display: none;
}

.flight-number {
    display: flex;
    align-items: center;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--gray-800);
}

/* Live Indicator */
.live-indicator {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--success-color);
    font-weight: 600;
}

.live-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success-color);
    animation: pulse 2s infinite;
}

/* Cache Indicator */
.cache-indicator {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--cache-color);
    font-weight: 600;
}

.cache-indicator i {
    font-size: 0.7rem;
}

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

/* Loading States */
.loading-flights {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    color: var(--gray-500);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Toast Notifications */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 10000;
    transform: translateX(400px);
    opacity: 0;
    transition: all 0.3s ease;
    max-width: 400px;
    border-left: 4px solid var(--primary-color);
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast.toast-success {
    border-left-color: var(--success-color);
}

.toast.toast-success i {
    color: var(--success-color);
}

.toast.toast-error {
    border-left-color: var(--danger-color);
}

.toast.toast-error i {
    color: var(--danger-color);
}

.toast.toast-info {
    border-left-color: var(--info-color);
}

.toast.toast-info i {
    color: var(--info-color);
}

.toast i {
    font-size: 1.25rem;
}

.toast span {
    font-weight: 500;
    color: var(--gray-800);
}

/* Last Updated Info */
.last-updated {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--gray-200);
}

.last-updated i {
    font-size: 0.7rem;
}

/* Flight Actions */
.flight-actions {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: var(--spacing-3);
    flex-shrink: 0;
}

.flight-actions .notify-btn {
    flex: 1;
}

.flight-actions .cache-indicator {
    flex-shrink: 0;
}

/* Mobile Responsive Styles */
@media (max-width: 768px) {
    .header-content {
        padding: 0 var(--spacing-4);
    }
    
    .header-top {
        flex-direction: column;
        gap: var(--spacing-4);
        text-align: center;
    }
    
    .header-info {
        flex-direction: column;
        gap: var(--spacing-4);
        align-items: center;
        width: 100%;
    }

    .date-time {
        order: 1;
    }
    
    .date-selector {
        order: 2;
    }
    
    .testing-controls {
        order: 3;
    }

    .toast {
        left: var(--spacing-2);
        right: var(--spacing-2);
        width: auto;
    }

    .toast.show {
        transform: translateY(0);
    }

    .airline-logo {
        height: 22px;
    }

    .airline-logo img {
        height: 100%;
    }

    .airline-icon {
        font-size: 0.6rem;
    }

    .flight-actions {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-2);
    }

    .flight-actions .notify-btn {
        width: 100%;
        justify-content: center;
    }

    .flight-actions .cache-indicator {
        align-self: center;
    }

    .flight-details {
        grid-template-columns: 1fr;
        gap: var(--spacing-3);
    }

    .flight-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-2);
    }

    .flight-info-header {
        flex-direction: row;
        align-items: center;
        gap: var(--spacing-2);
        flex-wrap: wrap;
    }

    .flight-code {
        font-size: var(--font-size-base);
    }

    .airline-name {
        font-size: 0.7rem;
        position: relative;
        padding-left: var(--spacing-2);
    }

    .airline-name::before {
        content: '•';
        position: absolute;
        left: 0;
        color: var(--gray-400);
        font-weight: bold;
    }

    .eta-time {
        font-size: 2rem;
    }

    .flight-eta-display {
        padding: var(--spacing-2);
        margin: var(--spacing-1) 0;
    }
}

@media (max-width: 480px) {
    .header-info {
        gap: 0.75rem;
    }

    .date-selector {
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
    }

    .date-selector select {
        width: 100%;
        min-width: auto;
    }

    .data-source-indicator {
        font-size: 0.75rem;
        padding: 0.375rem 0.75rem;
    }

    .testing-controls {
        margin-top: 0.5rem;
    }

    .toggle-label {
        font-size: 0.8rem;
    }

    .airline-logo {
        height: 22px;
    }

    .airline-logo img {
        height: 100%;
    }

    .airline-icon {
        font-size: 0.6rem;
    }

    .flight-card {
        padding: var(--spacing-2);
    }

    .flight-number {
        gap: var(--spacing-2);
    }

    .flight-code {
        font-size: var(--font-size-sm);
    }

    .airline-name {
        font-size: 0.7rem;
        position: relative;
        padding-left: var(--spacing-2);
    }

    .airline-name::before {
        content: '•';
        position: absolute;
        left: 0;
        color: var(--gray-400);
        font-weight: bold;
    }

    .notify-btn.compact {
        padding: var(--spacing-1);
        font-size: 0.55rem;
        min-width: 50px;
        max-width: 70px;
    }

    .notify-btn.compact.active {
        background: var(--danger-color);
    }

    .eta-time {
        font-size: 1.75rem;
    }

    .flight-eta-display {
        padding: var(--spacing-2);
        margin: var(--spacing-1) 0;
    }

    .eta-label {
        font-size: 0.7rem;
    }
}

/* Main Content */
.main-content {
    padding: var(--spacing-8) 0;
}

/* Date Info */
.date-info {
    text-align: center;
    margin-bottom: var(--spacing-6);
    padding: var(--spacing-4);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.date-info h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--gray-800);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
}

.date-info i {
    color: var(--primary-color);
}

/* Tab Navigation */
.tab-navigation {
    display: flex;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-8);
    overflow: hidden;
}

.tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    padding: var(--spacing-5) var(--spacing-6);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--gray-600);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    position: relative;
}

.tab-btn:hover {
    background: var(--gray-50);
    color: var(--primary-color);
}

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

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-dark);
}

.flight-count {
    background: rgba(255, 255, 255, 0.2);
    color: inherit;
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 700;
    min-width: 24px;
    text-align: center;
}

.tab-btn.active .flight-count {
    background: rgba(255, 255, 255, 0.3);
    color: var(--white);
}

.tab-btn:hover .flight-count {
    background: var(--primary-color);
    color: var(--white);
}

.tab-btn.active:hover .flight-count {
    background: rgba(255, 255, 255, 0.4);
}

/* Loading Indicator */
.loading {
    display: none;
    text-align: center;
    padding: var(--spacing-12);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-8);
}

.loading.show {
    display: block;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-4);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Tab Content */
.tab-content {
    min-height: 400px;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Flight Header */
.flight-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-3);
}

.flight-header h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--gray-800);
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.flight-header i {
    color: var(--primary-color);
}

.last-updated {
    font-size: var(--font-size-xs);
    color: var(--gray-400);
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
    margin-top: var(--spacing-2);
    padding-top: var(--spacing-2);
    border-top: 1px solid var(--gray-100);
}

.last-updated i {
    font-size: 0.8rem;
    color: var(--gray-300);
}

/* Flight List */
.flight-list {
    display: grid;
    gap: var(--spacing-3);
}

/* Flight Card */
.flight-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-2);
    transition: all 0.3s ease;
    border-left: 4px solid transparent;
    position: relative;
    overflow: hidden;
}

.flight-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.flight-card.status-on-time {
    border-left-color: var(--success-color);
}

.flight-card.status-delayed {
    border-left-color: var(--warning-color);
}

.flight-card.status-cancelled {
    border-left-color: var(--danger-color);
}

.flight-card.status-landed,
.flight-card.status-departed {
    border-left-color: var(--info-color);
}

.flight-card.status-boarding,
.flight-card.status-gate-closed {
    border-left-color: var(--primary-color);
}

.flight-card.status-early {
    border-left-color: var(--early-color);
}

.flight-card.status-eta {
    border-left-color: #f97316;
    background: linear-gradient(135deg, #fff7ed, #ffedd5);
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.15);
}

.flight-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-2);
}

.flight-number {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    flex: 1;
}

.flight-info-header {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-2);
    flex-wrap: wrap;
}

.flight-code {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--gray-800);
}

.airline-name {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    padding-left: var(--spacing-2);
}

.airline-name::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--gray-400);
    font-weight: bold;
}

.flight-details {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-2);
}

.flight-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2) var(--spacing-4);
    flex: 1;
}

.flight-info > div {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.flight-info i {
    width: 16px;
    color: var(--gray-400);
    flex-shrink: 0;
}

.flight-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-3);
    padding-top: var(--spacing-1);
    border-top: 1px solid var(--gray-100);
}

.notify-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.notify-btn.compact {
    padding: var(--spacing-1) var(--spacing-2);
    font-size: 0.6rem;
    min-width: 60px;
    width: auto;
    max-width: 80px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

.notify-btn.compact.active {
    background: var(--danger-color);
    color: white;
}

.notify-btn.compact.active:hover {
    background: #dc2626;
}

.notify-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.notify-btn i {
    font-size: 0.9rem;
}

/* No flights message */
.no-flights {
    text-align: center;
    padding: var(--spacing-12);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    color: var(--gray-500);
}

.no-flights i {
    font-size: 3rem;
    color: var(--gray-300);
    margin-bottom: var(--spacing-4);
}

.no-flights h3 {
    font-size: var(--font-size-xl);
    color: var(--gray-600);
    margin-bottom: var(--spacing-2);
}

.no-flights p {
    font-size: var(--font-size-base);
    color: var(--gray-500);
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: var(--spacing-4);
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(20px);
    transition: all 0.3s ease;
}

.modal-overlay.show .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-6);
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--gray-800);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.close-btn {
    background: none;
    border: none;
    font-size: var(--font-size-lg);
    color: var(--gray-400);
    cursor: pointer;
    padding: var(--spacing-2);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.close-btn:hover {
    background: var(--gray-100);
    color: var(--gray-600);
}

.modal-body {
    padding: var(--spacing-6);
}

.flight-info {
    background: var(--gray-50);
    padding: var(--spacing-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-6);
}

.flight-info h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--spacing-2);
}

.flight-info p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-1);
}

.form-group {
    margin-bottom: var(--spacing-5);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing-2);
}

.form-group input[type="email"],
.form-group input[type="tel"] {
    width: 100%;
    padding: var(--spacing-3);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    cursor: pointer;
    font-weight: normal;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-sm);
    position: relative;
    transition: all 0.3s ease;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--white);
    font-size: var(--font-size-xs);
    font-weight: bold;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-3);
    padding: var(--spacing-6);
    border-top: 1px solid var(--gray-200);
}

.btn {
    padding: var(--spacing-3) var(--spacing-5);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--gray-200);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background: var(--gray-300);
}

/* Print Styles */
@media print {
    .header,
    .tab-navigation,
    .flight-actions,
    .modal-overlay,
    .toast {
        display: none !important;
    }
    
    .flight-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--gray-300);
    }
}

.flight-status {
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.flight-status.status-on-time {
    background: var(--success-color);
    color: var(--white);
}

.flight-status.status-delayed {
    background: var(--warning-color);
    color: var(--white);
}

.flight-status.status-cancelled {
    background: var(--danger-color);
    color: var(--white);
}

.flight-status.status-landed,
.flight-status.status-departed {
    background: var(--info-color);
    color: var(--white);
}

.flight-status.status-boarding,
.flight-status.status-gate-closed {
    background: var(--primary-color);
    color: var(--white);
}

.flight-status.status-early {
    background: var(--early-color);
    color: var(--white);
}

.flight-status.status-unknown {
    background: var(--gray-400);
    color: var(--white);
}

.flight-status.status-scheduled {
    background: var(--secondary-color);
    color: var(--white);
}

.flight-status.status-eta {
    background: #f97316;
    color: var(--white);
    box-shadow: 0 2px 8px rgba(249, 115, 22, 0.3);
}

/* Prominent ETA Display */
.flight-eta-display {
    text-align: center;
    padding: var(--spacing-3) var(--spacing-2);
    margin: var(--spacing-2) 0;
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    border-radius: var(--radius-lg);
    color: white;
    position: relative;
    overflow: hidden;
}

.flight-eta-display::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    animation: shimmer 3s infinite;
}

.flight-eta-display.delayed {
    background: linear-gradient(135deg, var(--warning-color), var(--danger-color));
}

.flight-eta-display.landed {
    background: linear-gradient(135deg, var(--danger-color), #dc2626);
}

.eta-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.9;
    margin-bottom: var(--spacing-1);
}

.eta-time {
    font-size: 2rem;
    font-weight: 900;
    font-family: 'Courier New', monospace;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
    line-height: 1;
    position: relative;
    z-index: 1;
}

.scheduled-note {
    font-size: var(--font-size-xs);
    opacity: 0.8;
    margin-top: var(--spacing-1);
    font-weight: 500;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes plane-fly {
    0% { transform: translateX(0); }
    50% { transform: translateX(5px); }
    100% { transform: translateX(0); }
}

/* Flight Card Hidden State */
.flight-card.hidden {
    display: none !important;
}

/* Card Mode - Hide everything above the flight cards */
.card-mode .header,
.card-mode .main-content .date-info,
.card-mode .tab-navigation,
.card-mode .flight-header {
    display: none !important;
}

.card-mode .main-content {
    padding-top: 0;
    margin-top: 0;
}

.card-mode .container {
    padding-top: 0;
    margin-top: 0;
}

.card-mode body {
    padding-top: 0;
    margin-top: 0;
    background: var(--white);
}

.card-mode .flight-list {
    margin-top: 0;
    padding-top: var(--spacing-4);
}

/* Pin Button Styles */
.flight-card .pin-btn {
    position: absolute !important;
    top: var(--spacing-3) !important;
    right: var(--spacing-3) !important;
    left: auto !important;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-lg);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
    backdrop-filter: blur(8px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.flight-card .pin-btn:hover {
    background: var(--white);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.flight-card .pin-btn i {
    font-size: 1.2rem;
    color: var(--gray-600);
    transition: all 0.3s ease;
}

.flight-card .pin-btn:hover i {
    color: var(--primary-color);
}

/* Pinned Card Styles */
.flight-card.pinned {
    position: relative;
    margin: var(--spacing-4);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-height: calc(100vh - calc(var(--spacing-4) * 2));
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--spacing-6);
}

.flight-card.pinned .pin-btn {
    background: var(--danger-color);
    border-color: var(--danger-color);
    color: white;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
    top: var(--spacing-4) !important;
    right: var(--spacing-4) !important;
    z-index: 1000 !important;
}

.flight-card.pinned .pin-btn:hover {
    background: #dc2626;
    border-color: #dc2626;
    transform: scale(1.15);
    box-shadow: 0 6px 16px rgba(239, 68, 68, 0.4);
}

.flight-card.pinned .pin-btn i {
    color: white;
    font-size: 1.4rem;
}

/* Body class when card is pinned */
body.card-pinned {
    overflow: hidden;
    background: rgba(0, 0, 0, 0.8);
}

body.card-pinned .container {
    padding: var(--spacing-4);
    max-width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

body.card-pinned .flight-list {
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 800px;
}

/* Mobile optimizations for pin button */
@media (max-width: 768px) {
    .flight-card .pin-btn {
        width: 48px !important;
        height: 48px !important;
        top: var(--spacing-4) !important;
        right: var(--spacing-4) !important;
        left: auto !important;
    }
    
    .flight-card .pin-btn i {
        font-size: 1.3rem;
    }
    
    .flight-card.pinned .pin-btn i {
        font-size: 1.5rem;
    }
    
    .flight-card.pinned {
        padding: var(--spacing-4);
    }
}

@media (max-width: 480px) {
    .flight-card .pin-btn {
        width: 52px !important;
        height: 52px !important;
        top: var(--spacing-4) !important;
        right: var(--spacing-4) !important;
        left: auto !important;
    }
    
    .flight-card .pin-btn i {
        font-size: 1.4rem;
    }
    
    .flight-card.pinned .pin-btn i {
        font-size: 1.6rem;
    }
}

/* FORCE PIN BUTTON TO TOP RIGHT - HIGHEST SPECIFICITY */
.container .main-content .tab-content .flight-list .flight-card .pin-btn,
.flight-card .pin-btn,
button.pin-btn {
    position: absolute !important;
    top: 12px !important;
    right: 12px !important;
    left: unset !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    float: none !important;
    transform: none !important;
    z-index: 999 !important;
}

/* Force pin button positioning on mobile */
@media (max-width: 768px) {
    .container .main-content .tab-content .flight-list .flight-card .pin-btn,
    .flight-card .pin-btn,
    button.pin-btn {
        position: absolute !important;
        top: 16px !important;
        right: 16px !important;
        left: unset !important;
    }
}

@media (max-width: 480px) {
    .container .main-content .tab-content .flight-list .flight-card .pin-btn,
    .flight-card .pin-btn,
    button.pin-btn {
        position: absolute !important;
        top: 16px !important;
        right: 16px !important;
        left: unset !important;
    }
}

/* Mobile pinned card spacing */
.flight-card.pinned {
    margin: var(--spacing-3) !important;
    padding: var(--spacing-4) !important;
    min-height: calc(100vh - calc(var(--spacing-3) * 2)) !important;
    border-radius: var(--radius-md) !important;
}

.flight-card.pinned .pin-btn {
    top: var(--spacing-3) !important;
    right: var(--spacing-3) !important;
}

body.card-pinned .container {
    padding: var(--spacing-3) !important;
}

/* Extra small mobile pinned card spacing */
.flight-card.pinned {
    margin: var(--spacing-2) !important;
    padding: var(--spacing-3) !important;
    min-height: calc(100vh - calc(var(--spacing-2) * 2)) !important;
}

.flight-card.pinned .pin-btn {
    top: var(--spacing-2) !important;
    right: var(--spacing-2) !important;
}

body.card-pinned .container {
    padding: var(--spacing-2) !important;
}