/* ============================================
   VARIABLES Y RESET
   ============================================ */
.flight-details {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --primary-bg: #eff6ff;
    --secondary: #64748b;
    --success: #10b981;
    --danger: #ef4444;
    --danger-dark: #dc2626;
    --warning: #f59e0b;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --border: #e2e8f0;

    /* Sombras */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Bordes */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;

    /* Transiciones */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   LAYOUT PRINCIPAL
   ============================================ */
.flight-details {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--gray-50) 0%, #ffffff 100%);
    min-height: 100vh;
}

.flight-details .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (max-width: 768px) {
    .flight-details {
        padding: 100px 0 60px;
    }
    .flight-details .container {
        padding: 0 16px;
    }
}

/* ============================================
   GRID
   ============================================ */
.flight-details .details-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 32px;
}

@media (max-width: 1024px) {
    .flight-details .details-grid {
        grid-template-columns: 1fr 340px;
        gap: 24px;
    }
}

@media (max-width: 992px) {
    .flight-details .details-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

/* ============================================
   TARJETA PRINCIPAL
   ============================================ */
.flight-details .main-card {
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    transition: var(--transition-base);
}

.flight-details .main-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-2xl);
}

.flight-details .card-body {
    padding: 32px;
}

@media (max-width: 768px) {
    .flight-details .card-body {
        padding: 24px;
    }
}

/* ============================================
   HEADER DEL VUELO
   ============================================ */
.flight-details .flight-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--gray-200);
    flex-wrap: wrap;
    gap: 20px;
}

.flight-details .flight-title {
    flex: 1;
}

.flight-details .flight-title h1 {
    font-size: clamp(24px, 5vw, 32px);
    color: var(--dark);
    margin-bottom: 12px;
    font-weight: 700;
    line-height: 1.2;
}

.flight-details .flight-title .subtitle {
    font-size: 16px;
    color: var(--secondary);
    margin-bottom: 12px;
    line-height: 1.5;
}

.flight-details .badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

/* ============================================
   CAJA DE PRECIO
   ============================================ */
.flight-details .price-box {
    text-align: right;
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    padding: 16px 24px;
    border-radius: var(--radius-xl);
    position: relative;
    min-width: 160px;
}

@media (max-width: 480px) {
    .flight-details .price-box {
        text-align: left;
        width: 100%;
    }
}

.flight-details .price-badge {
    position: absolute;
    top: -10px;
    right: 16px;
    background: var(--danger);
    color: white;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 700;
    animation: pulse 2s infinite;
}

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

.flight-details .price-old {
    text-decoration: line-through;
    color: var(--secondary);
    font-size: 14px;
    margin-bottom: 4px;
}

.flight-details .price-current {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary-dark);
    line-height: 1;
}

.flight-details .price-label {
    font-size: 12px;
    color: var(--secondary);
    margin-top: 4px;
    font-weight: 500;
}

/* ============================================
   META INFO
   ============================================ */
.flight-details .meta-info {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.flight-details .meta-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--gray-50);
    border-radius: 50px;
    font-size: 14px;
    color: var(--secondary);
    font-weight: 500;
    transition: var(--transition-fast);
}

.flight-details .meta-item:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
}

.flight-details .meta-item i {
    color: var(--primary);
}

.flight-details .rating {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--gray-50);
    border-radius: 50px;
}

.flight-details .stars {
    color: #fbbf24;
    font-size: 13px;
    letter-spacing: 2px;
}

.flight-details .rating-value {
    font-weight: 600;
    color: var(--dark);
}

/* ============================================
   GALERÍA
   ============================================ */
.flight-details .gallery-section {
    margin-bottom: 40px;
}

.flight-details .main-swiper {
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: 16px;
    box-shadow: var(--shadow-lg);
}

.flight-details .main-swiper .swiper-slide {
    aspect-ratio: 16/9;
    background: var(--gray-200);
    position: relative;
}

.flight-details .main-swiper .swiper-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.flight-details .main-swiper .swiper-slide:hover img {
    transform: scale(1.05);
}

.flight-details .thumbs-swiper {
    margin-top: 16px;
    padding: 0 4px;
}

.flight-details .thumbs-swiper .swiper-slide {
    width: 100px;
    height: 70px;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    opacity: 0.6;
    transition: all var(--transition-fast);
    border: 2px solid transparent;
}

.flight-details .thumbs-swiper .swiper-slide-thumb-active {
    opacity: 1;
    border-color: var(--primary);
    transform: scale(1.05);
}

.flight-details .thumbs-swiper .swiper-slide:hover {
    opacity: 0.9;
    transform: scale(1.03);
}

.flight-details .thumbs-swiper .swiper-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Botones de navegación */
.flight-details .swiper-button-next,
.flight-details .swiper-button-prev {
    color: white;
    background: rgba(0, 0, 0, 0.6);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.flight-details .swiper-button-next:hover,
.flight-details .swiper-button-prev:hover {
    background: var(--primary);
    transform: scale(1.1);
}

.flight-details .swiper-button-next:after,
.flight-details .swiper-button-prev:after {
    font-size: 18px;
}

.flight-details .swiper-pagination-bullet {
    background: white;
    opacity: 0.8;
    transition: all var(--transition-fast);
}

.flight-details .swiper-pagination-bullet-active {
    background: var(--primary);
    transform: scale(1.2);
}

/* ============================================
   SECCIONES DE CONTENIDO
   ============================================ */
.flight-details .section {
    margin-bottom: 40px;
}

.flight-details .section-title {
    font-size: 24px;
    color: var(--dark);
    margin-bottom: 20px;
    padding-left: 16px;
    border-left: 4px solid var(--primary);
    font-weight: 700;
}

@media (max-width: 768px) {
    .flight-details .section-title {
        font-size: 20px;
    }
}

.flight-details .section-subtitle {
    font-size: 20px;
    color: var(--dark);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
}

.flight-details .section-subtitle i {
    color: var(--success);
}

.flight-details .description {
    color: var(--secondary);
    line-height: 1.8;
    font-size: 15px;
}

.flight-details .description p {
    margin-bottom: 16px;
}

/* ============================================
   LISTA DE INCLUYE
   ============================================ */
.flight-details .includes-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.flight-details .includes-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: linear-gradient(135deg, var(--gray-50), white);
    border-radius: var(--radius-lg);
    color: var(--secondary);
    transition: all var(--transition-fast);
    border: 1px solid var(--gray-200);
}

.flight-details .includes-list li:hover {
    transform: translateX(6px);
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
}

.flight-details .includes-list li i {
    color: var(--success);
    font-size: 18px;
}

/* ============================================
   NOTA DESTACADA
   ============================================ */
.flight-details .note {
    padding: 20px 24px;
    background: linear-gradient(135deg, var(--primary-bg), #dbeafe);
    border-radius: var(--radius-lg);
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 500;
    border-left: 4px solid var(--primary);
}

.flight-details .note i {
    font-size: 20px;
}

/* ============================================
   SIDEBAR
   ============================================ */
.flight-details .sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

@media (max-width: 992px) {
    .flight-details .sidebar {
        position: static;
        margin-top: 0;
    }
}

.flight-details .sidebar-card {
    background: white;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    padding: 24px;
    margin-bottom: 24px;
    transition: var(--transition-base);
    border: 1px solid var(--gray-200);
}

.flight-details .sidebar-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.flight-details .card-title {
    font-size: 20px;
    color: var(--dark);
    margin-bottom: 20px;
    text-align: center;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.flight-details .card-title i {
    color: var(--primary);
}

/* ============================================
   FORMULARIO
   ============================================ */
.flight-details .form-group {
    margin-bottom: 20px;
}

.flight-details .form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    color: var(--dark);
    font-weight: 500;
    font-size: 14px;
}

.flight-details .form-group label i {
    color: var(--primary);
    width: 16px;
}

.flight-details .form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 14px;
    transition: all var(--transition-fast);
    font-family: inherit;
    background: var(--gray-50);
}

.flight-details .form-control:hover {
    border-color: var(--gray-300);
}

.flight-details .form-control:focus {
    outline: none;
    border-color: var(--primary);
    background: white;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.flight-details .form-control.error {
    border-color: var(--danger);
    background: #fef2f2;
}

.flight-details .error-message {
    color: var(--danger);
    font-size: 12px;
    margin-top: 6px;
    display: none;
    animation: slideDown 0.3s ease;
}

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

.flight-details .error-message.show {
    display: block;
}

/* Estilos para intl-tel-input */
.flight-details .iti {
    width: 100%;
}

.flight-details .iti__flag-container {
    padding: 2px;
}

.flight-details .iti__selected-flag {
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
    background: var(--gray-100);
}

.flight-details .iti__country-list {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   BOTONES
   ============================================ */
.flight-details .btn-primary {
    width: 100%;
    padding: 14px 20px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    position: relative;
    overflow: hidden;
}

.flight-details .btn-primary::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: left 0.5s;
}

.flight-details .btn-primary:hover::before {
    left: 100%;
}

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

.flight-details .btn-primary:active {
    transform: translateY(0);
}

.flight-details .btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.flight-details .btn-secondary {
    width: 100%;
    padding: 14px 20px;
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
    border-radius: var(--radius-lg);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.flight-details .btn-secondary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.flight-details .info-text {
    text-align: center;
    font-size: 12px;
    color: var(--secondary);
    margin-top: 12px;
}

/* ============================================
   LISTA DE INFORMACIÓN
   ============================================ */
.flight-details .info-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.flight-details .info-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: var(--secondary);
    font-size: 14px;
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-fast);
}

.flight-details .info-list li:last-child {
    border-bottom: none;
}

.flight-details .info-list li:hover {
    transform: translateX(6px);
    color: var(--dark);
}

.flight-details .info-list li i {
    color: var(--primary);
    width: 20px;
    font-size: 14px;
}

/* ============================================
   BOTONES DE COMPARTIR
   ============================================ */
.share-buttons {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.share-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.share-btn.facebook {
    background: #1877f2;
    color: white;
}

.share-btn.twitter {
    background: #1da1f2;
    color: white;
}

.share-btn.whatsapp {
    background: #25d366;
    color: white;
}

.share-btn.copy {
    background: var(--secondary);
    color: white;
}

.share-btn:hover {
    transform: translateY(-3px) scale(1.05);
}

.share-btn:active {
    transform: translateY(0) scale(1);
}

/* ============================================
   LOADING SPINNER
   ============================================ */
.flight-details .btn-loading {
    position: relative;
    pointer-events: none;
}

.flight-details .btn-loading span {
    opacity: 0;
}

.flight-details .btn-loading::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 22px;
    height: 22px;
    border: 2px solid white;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* ============================================
   ALERTAS
   ============================================ */
.flight-details .alert {
    background: white;
    padding: 60px 40px;
    border-radius: var(--radius-2xl);
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.flight-details .alert i {
    font-size: 64px;
    color: var(--warning);
    margin-bottom: 20px;
}

.flight-details .alert h3 {
    margin-bottom: 16px;
    color: var(--dark);
    font-size: 28px;
}

.flight-details .alert p {
    margin-bottom: 24px;
    color: var(--secondary);
}

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

.flight-details .main-card,
.flight-details .sidebar-card {
    animation: fadeIn 0.5s ease-out;
}

.flight-details .sidebar-card:nth-child(2) {
    animation-delay: 0.1s;
}

.flight-details .sidebar-card:nth-child(3) {
    animation-delay: 0.2s;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .flight-details .includes-list {
        grid-template-columns: 1fr;
    }

    .flight-details .sidebar-card {
        padding: 20px;
    }

    .flight-details .swiper-button-next,
    .flight-details .swiper-button-prev {
        width: 36px;
        height: 36px;
    }

    .flight-details .thumbs-swiper .swiper-slide {
        width: 80px;
        height: 56px;
    }
}

@media (max-width: 480px) {
    .flight-details .flight-header {
        flex-direction: column;
    }

    .flight-details .price-box {
        width: 100%;
    }

    .flight-details .meta-info {
        gap: 8px;
    }

    .flight-details .meta-item,
    .flight-details .rating {
        padding: 6px 14px;
        font-size: 12px;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .flight-details .sidebar,
    .flight-details .swiper-button-next,
    .flight-details .swiper-button-prev,
    .flight-details .share-card {
        display: none;
    }

    .flight-details {
        padding: 20px;
    }

    .flight-details .main-card {
        box-shadow: none;
    }
}