/* ============================================
   VARIABLES
   ============================================ */
:root {
    --color-primary: #fb9423;
    --color-primary-dark: #e07e0a;
    --color-primary-light: #ffedd7;
    --color-text: #0e0e0e;
    --color-text-light: #666;
    --color-border: #ec9c3c;
    --color-success: #28a745;
    --shadow-sm: 0 2px 10px rgba(0,0,0,0.05);
    --shadow-md: 0 16px 40px rgba(0,0,0,0.3);
    --transition: all 0.3s ease;
}

/* ============================================
   HEADER Y NAVBAR PRINCIPAL
   ============================================ */
.main-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: white;
    box-shadow: var(--shadow-sm);
}

.main-navbar {
    background: white;
    border-bottom: 1px solid #eee;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ============================================
   LOGO
   ============================================ */
.nav-logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.nav-logo img {
    height: 50px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
}

/* ============================================
   BUSCADOR MÓVIL
   ============================================ */
.mobile-search {
    flex: 1;
    display: none;
}

.mobile-search .search-wrapper {
    position: relative;
    width: 100%;
}

.mobile-search .search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
    font-size: 14px;
}

.mobile-search input {
    width: 100%;
    padding: 8px 12px 8px 35px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    outline: none;
}

.mobile-search input:focus {
    border-color: var(--color-primary);
}

/* ============================================
   BOTÓN HAMBURGUESA
   ============================================ */
.hamburger-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.hamburger-btn span {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px 0;
    background: var(--color-text);
    transition: var(--transition);
    border-radius: 3px;
}

.hamburger-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.hamburger-btn.active span:nth-child(2) {
    opacity: 0;
}

.hamburger-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* ============================================
   MENÚ PRINCIPAL
   ============================================ */
.nav-menu {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex: 1;
    gap: 1.5rem;
}

/* Enlaces de navegación */
.nav-links {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0.5rem;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0.5rem 1rem;
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    border-radius: 8px;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--color-primary);
    background-color: var(--color-primary-light);
}

.nav-link i {
    font-size: 10px;
    transition: var(--transition);
}

.dropdown:hover .dropdown-toggle i {
    transform: rotate(180deg);
}

/* ============================================
   DROPDOWN MENÚ
   ============================================ */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 260px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    padding: 0.5rem 0;
    list-style: none;
    margin: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 100;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    display: block;
}

.dropdown-menu a {
    display: block;
    padding: 0.6rem 1.5rem;
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
    white-space: nowrap;
}

.dropdown-menu a:hover {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    padding-left: 2rem;
}

.dropdown-menu .highlight-link {
    color: var(--color-primary);
    font-weight: 600;
    border-top: 1px solid #eee;
    margin-top: 0.25rem;
    padding-top: 0.75rem;
}

/* ============================================
   BUSCADOR ESCRITORIO
   ============================================ */
.desktop-search {
    flex-shrink: 0;
}

.desktop-search .search-wrapper {
    position: relative;
}

.desktop-search .search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
    font-size: 14px;
}

.desktop-search input {
    width: 250px;
    padding: 8px 12px 8px 35px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    outline: none;
    transition: var(--transition);
}

.desktop-search input:focus {
    border-color: var(--color-primary);
    width: 280px;
}

/* ============================================
   ACCIONES (carrito, sindicato, usuario)
   ============================================ */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

/* Carrito */
.cart-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-border);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
    position: relative;
}

.cart-btn i {
    font-size: 1.1rem;
}

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

.cart-btn:hover i {
    color: white;
}

.cart-count {
    background: var(--color-primary);
    color: white;
    border-radius: 20px;
    padding: 2px 6px;
    font-size: 0.7rem;
    font-weight: bold;
}

/* Sindicato */
.sindicato-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 12px;
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition);
}

.sindicato-link:hover {
    background-color: var(--color-primary-light);
}

.sindicato-logo {
    max-height: 35px;
    width: auto;
    object-fit: contain;
}

.sindicato-nombre {
    font-size: 0.8rem;
    color: var(--color-text);
    white-space: nowrap;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.btn-sindicatos {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--color-primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 0.85rem;
    transition: var(--transition);
}

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

/* Usuario */
.user-dropdown {
    position: relative;
}

.user-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: none;
    border: 1px solid #ddd;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: var(--transition);
}

.user-btn:hover {
    background-color: #f5f5f5;
}

.user-btn i:first-child {
    color: var(--color-success);
    font-size: 1.2rem;
}

.user-btn i:last-child {
    font-size: 10px;
    color: #999;
}

.user-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 200px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    padding: 0.5rem 0;
    margin-top: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 100;
}

.user-dropdown-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0.6rem 1.2rem;
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition);
}

.user-dropdown-menu a:hover {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
}

.btn-alumno {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-border);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition);
}

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

/* ============================================
   RESPONSIVE - TABLET Y MÓVIL (max-width: 1100px)
   ============================================ */
@media (max-width: 1100px) {
    .nav-container {
        padding: 0.75rem 1rem;
    }
    
    /* Ocultar buscador escritorio, mostrar móvil */
    .desktop-search {
        display: none;
    }
    
    .mobile-search {
        display: block;
    }
    
    /* Botón hamburguesa */
    .hamburger-btn {
        display: block;
    }
    
    /* Menú colapsado */
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        max-width: 400px;
        height: 100vh;
        background: white;
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 80px 1.5rem 2rem;
        gap: 1.5rem;
        transition: right 0.3s ease;
        z-index: 1000;
        overflow-y: auto;
        box-shadow: -5px 0 20px rgba(0,0,0,0.1);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    /* Overlay cuando menú está abierto */
    body.menu-open::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.5);
        z-index: 999;
    }
    
    /* Navegación en móvil */
    .nav-links {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }
    
    .nav-item {
        width: 100%;
    }
    
    .nav-link {
        width: 100%;
        justify-content: space-between;
        padding: 0.8rem 0;
        white-space: normal;
    }
    
    /* Dropdown en móvil */
    .dropdown-menu {
        position: static;
        box-shadow: none;
        padding-left: 1rem;
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        width: 100%;
    }
    
    .dropdown-menu.show {
        display: block;
    }
    
    .dropdown-menu a {
        white-space: normal;
        padding: 0.6rem 1rem;
    }
    
    .dropdown-menu a:hover {
        padding-left: 1.5rem;
    }
    
    /* Acciones en móvil */
    .nav-actions {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
    }
    
    .nav-actions > div {
        width: 100%;
    }
    
    .cart-btn,
    .sindicato-link,
    .btn-sindicatos,
    .user-btn,
    .btn-alumno {
        width: 100%;
        justify-content: center;
    }
    
    .sindicato-link {
        justify-content: center;
    }
    
    .user-dropdown-menu {
        position: static;
        box-shadow: none;
        margin-top: 0;
        padding-left: 1rem;
    }
    
    /* Logo más pequeño en móvil */
    .nav-logo img {
        height: 40px;
    }
}

/* ============================================
   RESPONSIVE - MÓVIL PEQUEÑO (max-width: 480px)
   ============================================ */
@media (max-width: 480px) {
    .nav-container {
        padding: 0.5rem 0.75rem;
    }
    
    .nav-logo img {
        height: 35px;
    }
    
    .sindicato-nombre {
        max-width: 80px;
        font-size: 0.7rem;
    }
    
    .sindicato-logo {
        max-height: 30px;
    }
    
    .cart-btn, .btn-sindicatos, .btn-alumno, .user-btn {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
    
    .mobile-search input {
        font-size: 13px;
        padding: 6px 10px 6px 32px;
    }
    
    .mobile-search .search-icon {
        font-size: 12px;
        left: 10px;
    }
}

/* ============================================
   ESCRITORIO GRANDE (min-width: 1400px)
   ============================================ */
@media (min-width: 1400px) {
    .nav-container {
        padding: 0.75rem 2rem;
    }
    
    .desktop-search input {
        width: 300px;
    }
    
    .desktop-search input:focus {
        width: 330px;
    }
}

/* ============================================
   UTILIDADES
   ============================================ */
body.menu-open {
    overflow: hidden;
}

/* Scrollbar personalizada */
.nav-menu::-webkit-scrollbar {
    width: 4px;
}

.nav-menu::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.nav-menu::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 4px;
}