/* Variables CSS pour le thème rouge bordeaux dégradé vers blanc */
:root {
    --primary-gradient: linear-gradient(135deg, #8B0000, #DC143C, #FF6B6B, #FFE4E1);
    --secondary-gradient: linear-gradient(135deg, #8B0000, #DC143C);
    --accent-color: #DC143C;
    --secondary-color: #8B0000;
    --background-light: #FFF5F5;
    --background-card: rgba(255, 255, 255, 0.95);
    --text-primary: #2C1810;
    --text-secondary: #8B0000;
    --text-light: #ffffff;
    --border-color: rgba(220, 20, 60, 0.2);
    --shadow: 0 10px 30px rgba(220, 20, 60, 0.1);
    --shadow-hover: 0 15px 40px rgba(220, 20, 60, 0.2);
    --success-color: #28a745;
    --warning-color: #ffc107;
    --error-color: #dc3545;
    --info-color: #17a2b8;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--primary-gradient);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Écran d'authentification */
.auth-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
}

.auth-container {
    background: var(--background-card);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: var(--shadow-hover);
    max-width: 500px;
    width: 90%;
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.logo-section {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.logo-section i {
    font-size: 3rem;
    color: var(--accent-color);
    animation: fly 2s ease-in-out infinite;
}

.logo-section h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--secondary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.version {
    background: var(--accent-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.tagline {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.auth-tabs {
    display: flex;
    margin-bottom: 2rem;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.auth-tab {
    flex: 1;
    padding: 1rem;
    background: transparent;
    border: none;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.auth-tab.active {
    background: var(--secondary-gradient);
    color: white;
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

.auth-form h2 {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    text-align: center;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.form-group input {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    background: var(--background-card);
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.auth-btn {
    width: 100%;
    background: var(--secondary-gradient);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    margin-bottom: 1rem;
}

.auth-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.auth-message {
    text-align: center;
    padding: 0.5rem;
    border-radius: 5px;
    margin-top: 1rem;
    font-weight: 600;
}

.auth-message.success {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.auth-message.error {
    background: rgba(220, 53, 69, 0.1);
    color: var(--error-color);
    border: 1px solid var(--error-color);
}

/* Écran de chargement */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-gradient);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    transition: opacity 0.5s ease;
}

.loading-content {
    text-align: center;
    color: white;
}

.loading-bar {
    width: 300px;
    height: 6px;
    background: rgba(255,255,255,0.3);
    border-radius: 3px;
    overflow: hidden;
    margin: 2rem auto;
}

.loading-progress {
    height: 100%;
    background: linear-gradient(90deg, #ffffff, var(--accent-color));
    border-radius: 3px;
    animation: loading 3s ease-in-out infinite;
}

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

@keyframes loading {
    0% { width: 0%; }
    50% { width: 70%; }
    100% { width: 100%; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.hidden {
    display: none !important;
}

/* Interface principale du jeu */
.game-interface {
    min-height: 100vh;
    background: var(--background-light);
}

.game-header {
    background: var(--background-card);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.header-left .logo-section {
    justify-content: flex-start;
}

.header-left .logo-section i {
    font-size: 2rem;
}

.header-left .logo-section .company-name {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--secondary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-stats {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(220, 20, 60, 0.1);
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

.stat-item i {
    color: var(--accent-color);
}

.header-right {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.notification-btn, .settings-btn, .logout-btn {
    background: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.75rem;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.notification-btn:hover, .settings-btn:hover, .logout-btn:hover {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.notification-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--error-color);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    font-size: 0.7rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Navigation principale */
.main-nav {
    background: var(--background-card);
    padding: 1rem 2rem;
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.main-nav::-webkit-scrollbar {
    display: none;
}

.nav-btn {
    background: transparent;
    border: 2px solid transparent;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    white-space: nowrap;
    min-width: 100px;
}

.nav-btn:hover {
    background: rgba(220, 20, 60, 0.1);
    border-color: var(--accent-color);
    transform: translateY(-2px);
}

.nav-btn.active {
    background: var(--secondary-gradient);
    color: white;
    border-color: var(--secondary-color);
    box-shadow: var(--shadow);
}

.nav-btn i {
    font-size: 1.2rem;
}

.nav-btn span {
    font-size: 0.8rem;
    font-weight: 600;
}

/* Contenu principal */
.game-content {
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.page {
    display: none;
    animation: fadeIn 0.5s ease;
}

.page.active {
    display: block;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.page-header h1 {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
    font-size: 2rem;
}

.page-header h1 i {
    color: var(--accent-color);
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-top: 0.5rem;
}

.primary-btn {
    background: var(--secondary-gradient);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.primary-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.secondary-btn {
    background: transparent;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    padding: 1rem 2rem;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.secondary-btn:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
}

/* Dashboard */
.daily-summary {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
}

.date {
    color: var(--text-secondary);
    font-weight: 600;
}

.daily-profit {
    color: var(--success-color);
    font-weight: 700;
    font-size: 1.1rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.dashboard-card {
    background: var(--background-card);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.dashboard-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.dashboard-card h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.dashboard-card h3 i {
    color: var(--accent-color);
}

.big-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.big-number.positive {
    color: var(--success-color);
}

.trend {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    margin-top: 1rem;
}

.trend.positive {
    color: var(--success-color);
}

.trend.negative {
    color: var(--error-color);
}

.quick-btn {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    margin-top: 1rem;
    transition: all 0.3s ease;
}

.quick-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.satisfaction {
    margin-top: 1rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.alerts-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-height: 200px;
    overflow-y: auto;
}

.alert-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border-radius: 8px;
    border-left: 4px solid;
}

.alert-item.warning {
    background: rgba(255, 193, 7, 0.1);
    border-left-color: var(--warning-color);
}

.alert-item.info {
    background: rgba(23, 162, 184, 0.1);
    border-left-color: var(--info-color);
}

.alert-item i {
    color: inherit;
}

.dashboard-charts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.chart-container {
    background: var(--background-card);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.chart-container h3 {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

/* Routes */
.routes-container {
    background: var(--background-card);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.routes-filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.routes-filters select,
.routes-filters input {
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--background-card);
    color: var(--text-primary);
    font-weight: 600;
}

.routes-filters input {
    flex: 1;
}

.no-routes {
    text-align: center;
    padding: 4rem 2rem;
}

.no-routes i {
    font-size: 4rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.no-routes h3 {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.no-routes p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

/* Finances */
.finance-actions {
    display: flex;
    gap: 1rem;
}

.finance-overview {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.finance-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.finance-card {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    text-align: center;
}

.finance-card h4 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.finance-card h4 i {
    color: var(--accent-color);
}

.amount {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.amount.positive {
    color: var(--success-color);
}

.amount.negative {
    color: var(--error-color);
}

.sub-info {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.finance-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.expense-breakdown,
.loans-section {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.expense-breakdown h3,
.loans-section h3 {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.expense-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

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

.expense-amount {
    font-weight: 700;
    color: var(--error-color);
}

.no-loans {
    text-align: center;
    color: var(--text-secondary);
    padding: 2rem;
}

/* Catalogue des avions */
.catalog-filters {
    display: flex;
    gap: 1rem;
}

.catalog-filters select {
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--background-card);
    color: var(--text-primary);
    font-weight: 600;
}

.aircraft-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.aircraft-card {
    background: var(--background-card);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.aircraft-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.aircraft-image {
    height: 200px;
    background: linear-gradient(135deg, rgba(220, 20, 60, 0.1), rgba(139, 0, 0, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.aircraft-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.aircraft-image i {
    font-size: 3rem;
    color: var(--accent-color);
}

.aircraft-info {
    padding: 1.5rem;
}

.aircraft-info h4 {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.aircraft-specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.spec-item {
    display: flex;
    justify-content: space-between;
}

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

.spec-value {
    font-weight: 600;
    color: var(--text-primary);
}

.aircraft-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.buy-aircraft-btn {
    width: 100%;
    background: var(--success-color);
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.buy-aircraft-btn:hover {
    background: #218838;
    transform: translateY(-2px);
}

/* Hangar */
.hangar-actions {
    display: flex;
    gap: 1rem;
}

.fleet-overview {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.fleet-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.fleet-stat {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    text-align: center;
}

.fleet-stat h4 {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
}

.fleet-list {
    background: var(--background-card);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

/* Recrutement */
.recruitment-budget {
    background: var(--background-card);
    padding: 1rem 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    font-weight: 700;
    color: var(--success-color);
}

.staff-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.staff-category {
    background: var(--background-card);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.staff-category:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.category-header i {
    font-size: 2rem;
    color: var(--accent-color);
}

.category-header h3 {
    color: var(--text-secondary);
    flex: 1;
}

.staff-count {
    background: var(--accent-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 700;
}

.category-content p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.hire-btn {
    background: var(--success-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    margin-top: 1rem;
    transition: all 0.3s ease;
}

.hire-btn:hover {
    background: #218838;
    transform: translateY(-2px);
}

/* Image de marque */
.reputation-score {
    background: var(--background-card);
    padding: 1rem 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    font-weight: 700;
    color: var(--accent-color);
}

.branding-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.reputation-meter {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.reputation-meter h3 {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.reputation-bar {
    width: 100%;
    height: 20px;
    background: rgba(220, 20, 60, 0.2);
    border-radius: 10px;
    overflow: hidden;
    margin: 1rem 0;
}

.reputation-fill {
    height: 100%;
    background: var(--secondary-gradient);
    border-radius: 10px;
    transition: width 0.5s ease;
}

.reputation-factors {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.factor {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem;
    background: rgba(220, 20, 60, 0.1);
    border-radius: 8px;
}

.factor-score {
    font-weight: 700;
    color: var(--accent-color);
}

.marketing-campaigns {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.marketing-campaigns h3 {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.campaign-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.campaign-option {
    background: rgba(220, 20, 60, 0.05);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: all 0.3s ease;
}

.campaign-option:hover {
    background: rgba(220, 20, 60, 0.1);
    transform: translateY(-3px);
}

.campaign-option h4 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.campaign-option h4 i {
    color: var(--accent-color);
}

.campaign-option p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.campaign-cost {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--error-color);
    margin-bottom: 0.5rem;
}

.campaign-effect {
    color: var(--success-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.campaign-btn {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.campaign-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

/* Centre de recherche */
.research-points {
    background: var(--background-card);
    padding: 1rem 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    font-weight: 700;
    color: var(--info-color);
}

.research-categories {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.research-category {
    background: var(--background-card);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.research-category h3 {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.research-category h3 i {
    color: var(--accent-color);
}

.research-projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.research-project {
    background: rgba(220, 20, 60, 0.05);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--border-color);
}

.research-project h4 {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.research-project p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.research-cost {
    color: var(--info-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.research-progress {
    margin-bottom: 1rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(220, 20, 60, 0.2);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.progress {
    height: 100%;
    background: var(--secondary-gradient);
    border-radius: 4px;
    transition: width 0.5s ease;
}

.research-btn {
    background: var(--info-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.research-btn:hover {
    background: #138496;
    transform: translateY(-2px);
}

/* Packs */
.packs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.pack-card {
    background: var(--background-card);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.pack-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.pack-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.pack-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pack-image.cargo-pack {
    background: linear-gradient(135deg, #8B0000, #DC143C);
}

.pack-image.loire-pack {
    background: linear-gradient(135deg, #4A90E2, #7ED321);
}

.pack-image.france-pack {
    background: linear-gradient(135deg, #0055A4, #EF4135, #FFFFFF);
}

.pack-image.vintage-pack {
    background: linear-gradient(135deg, #8B4513, #D2691E);
}

.pack-image i {
    font-size: 4rem;
    color: white;
}

.fallback-icon {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(220, 20, 60, 0.8), rgba(139, 0, 0, 0.8));
}

.fallback-icon i {
    font-size: 4rem;
    color: white;
}

.pack-content {
    padding: 2rem;
}

.pack-content h3 {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.pack-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.pack-includes {
    margin-bottom: 2rem;
}

.include-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.include-item i {
    color: var(--accent-color);
    width: 20px;
}

.pack-price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    text-align: center;
}

.pack-btn {
    width: 100%;
    background: var(--secondary-gradient);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.pack-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.pack-btn.owned {
    background: var(--success-color);
    cursor: default;
}

.pack-btn.disabled {
    background: #ccc;
    color: #666;
    cursor: not-allowed;
}

/* Météo & Événements */
.weather-date {
    background: var(--background-card);
    padding: 1rem 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    font-weight: 700;
    color: var(--text-secondary);
}

.weather-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.global-weather {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.global-weather h3 {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.weather-regions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.weather-region {
    background: rgba(220, 20, 60, 0.05);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--border-color);
    text-align: center;
}

.weather-region h4 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.weather-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 600;
}

.weather-status.good {
    color: var(--success-color);
}

.weather-status.warning {
    color: var(--warning-color);
}

.weather-status.danger {
    color: var(--error-color);
}

.events-section {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.events-section h3 {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.events-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.event-item {
    display: flex;
    gap: 1.5rem;
    padding: 1.5rem;
    background: rgba(220, 20, 60, 0.05);
    border-radius: 15px;
    border: 1px solid var(--border-color);
}

.event-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.event-icon.warning {
    background: var(--warning-color);
    color: white;
}

.event-icon.info {
    background: var(--info-color);
    color: white;
}

.event-icon.success {
    background: var(--success-color);
    color: white;
}

.event-content h4 {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.event-content p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.event-duration {
    font-size: 0.9rem;
    color: var(--accent-color);
    font-weight: 600;
}

/* Statistiques */
.stats-period {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stats-period select {
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--background-card);
    color: var(--text-primary);
    font-weight: 600;
}

.statistics-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stats-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-card {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    text-align: center;
}

.stat-card h4 {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.stat-change {
    font-weight: 600;
    font-size: 0.9rem;
}

.stat-change.positive {
    color: var(--success-color);
}

.stat-change.negative {
    color: var(--error-color);
}

.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

/* Paramètres */
.settings-content {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.settings-section {
    background: var(--background-card);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.settings-section h3 {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.settings-section h3 i {
    color: var(--accent-color);
}

.account-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(220, 20, 60, 0.05);
    border-radius: 8px;
}

.info-item label {
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 150px;
}

.info-item input {
    flex: 1;
    padding: 0.5rem;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    background: var(--background-card);
    color: var(--text-primary);
}

.save-btn {
    background: var(--success-color);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.save-btn:hover {
    background: #218838;
}

.security-options,
.appearance-options,
.save-options,
.danger-options {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.settings-btn {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.settings-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.option-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(220, 20, 60, 0.05);
    border-radius: 8px;
}

.option-item label {
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 100px;
}

.option-item select {
    flex: 1;
    padding: 0.5rem;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    background: var(--background-card);
    color: var(--text-primary);
}

.option-item input[type="checkbox"] {
    margin-right: 0.5rem;
}

.save-info {
    background: rgba(220, 20, 60, 0.05);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.save-info p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.status.active {
    color: var(--success-color);
    font-weight: 600;
}

.danger-zone {
    border: 2px solid var(--error-color);
}

.danger-btn {
    background: var(--error-color);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.danger-btn:hover {
    background: #c82333;
    transform: translateY(-2px);
}

/* Modales */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--background-card);
    border-radius: 20px;
    box-shadow: var(--shadow-hover);
    max-width: 800px;
    width: 90%;
    max-height: 90%;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
}

.notification-content {
    max-width: 400px;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: 2rem 2rem 1rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.modal-header h3 i {
    color: var(--accent-color);
}

.close-btn {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-btn:hover {
    color: var(--accent-color);
}

.modal-body {
    padding: 2rem;
}

.notification-header {
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.notification-body {
    padding: 2rem;
    text-align: center;
}

/* Formulaires dans les modales */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--background-card);
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-color);
}

.route-preview {
    background: rgba(220, 20, 60, 0.1);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.route-preview h4 {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.preview-stats {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.preview-item {
    display: flex;
    justify-content: space-between;
    font-weight: 600;
}

.preview-item .positive {
    color: var(--success-color);
}

.preview-item .negative {
    color: var(--error-color);
}

.form-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .auth-container {
        padding: 2rem;
        margin: 1rem;
    }

    .logo-section h1 {
        font-size: 2rem;
    }

    .game-header {
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
    }

    .header-stats {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .main-nav {
        padding: 1rem;
        justify-content: flex-start;
    }

    .nav-btn {
        min-width: 80px;
        padding: 0.5rem;
    }

    .nav-btn span {
        font-size: 0.7rem;
    }

    .game-content {
        padding: 1rem;
    }

    .page-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }

    .dashboard-grid,
    .finance-cards,
    .staff-categories,
    .campaign-grid,
    .packs-grid,
    .weather-regions,
    .stats-overview,
    .charts-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .finance-details {
        grid-template-columns: 1fr;
    }

    .research-projects {
        grid-template-columns: 1fr;
    }

    .modal-content {
        width: 95%;
        margin: 1rem;
    }

    .modal-header,
    .modal-body {
        padding: 1rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-actions {
        flex-direction: column;
    }

    .routes-filters,
    .catalog-filters,
    .hangar-actions,
    .finance-actions {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .auth-container {
        padding: 1.5rem;
    }

    .logo-section i {
        font-size: 2rem;
    }

    .logo-section h1 {
        font-size: 1.5rem;
    }

    .stat-item {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }

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

    .big-number {
        font-size: 2rem;
    }

    .page-header h1 {
        font-size: 1.5rem;
    }

    .primary-btn,
    .secondary-btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .dashboard-card,
    .finance-card,
    .staff-category,
    .campaign-option,
    .pack-card {
        padding: 1.5rem;
    }

    .chart-container {
        padding: 1rem;
    }

    .pack-image {
        height: 150px;
    }

    .pack-image i {
        font-size: 2.5rem;
    }
}

/* Scrollbar personnalisée */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(220, 20, 60, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--secondary-gradient);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* Animations */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.bounce {
    animation: bounce 1s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* Amélioration de l'accessibilité */
.nav-btn:focus,
.primary-btn:focus,
.secondary-btn:focus,
.auth-btn:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Amélioration des transitions */
* {
    transition: all 0.3s ease;
}

/* Correction du scroll pour tous les conteneurs */
.alerts-list,
.routes-list,
.aircraft-grid,
.fleet-list,
.events-list {
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--accent-color) transparent;
}