/* static/css/navbar.css - Estilos exclusivos del navbar */

/* Variables necesarias para el navbar */
:root {
    --navbar-bg: #4e87c7;
}

[data-theme="dark"] {
    --navbar-bg: #192338;
}

/* NAVBAR */
.navbar {
    background: rgba(15, 25, 50, 0.72) !important;
    backdrop-filter: blur(18px) !important;
    -webkit-backdrop-filter: blur(18px) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    padding: 0.5rem 0 !important;
    position: sticky;
    top: 0;
    width: 100%;
    height: 80px;
    z-index: 1000;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

/* Más opaco al hacer scroll */
.navbar.navbar-shadow {
    background: rgba(10, 18, 38, 0.92) !important;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35) !important;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem;
    position: relative;
}

.navbar-brand {
    font-size: 1.25rem !important;
    padding: 0 !important;
    color: white !important;
    white-space: nowrap;
}

.navbar-nav {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.navbar-nav a {
    color: rgba(255, 255, 255, 0.78) !important;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.92rem;
    padding: 0.45rem 0.6rem;
    border-radius: 0;
    transition: color 0.22s ease;
    position: relative;
    letter-spacing: 0.01em;
}

/* Subrayado deslizante desde el centro */
.navbar-nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    background: #4A90E2;
    border-radius: 2px;
    transition: width 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar-nav a:hover {
    color: #fff !important;
    background-color: transparent !important;
}

.navbar-nav a:hover::after,
.navbar-nav a.active::after {
    width: 100%;
}

/* Link activo */
.navbar-nav a.active {
    color: #fff !important;
    font-weight: 600;
}

/* ──────────────────────────────────────────
   Botón de cambio de tema
────────────────────────────────────────── */
.theme-toggle {
    background: rgba(0, 0, 0, 0.32) !important;
    color: white !important;
    border: 1.5px solid rgba(255, 255, 255, 0.13) !important;
    padding: 0.48rem 1.1rem !important;
    font-size: 0.88rem;
    font-weight: 500;
    border-radius: 50px !important;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 0.45rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        0 2px 10px rgba(0, 0, 0, 0.28);
    transition: background 0.22s ease, transform 0.18s ease, box-shadow 0.18s ease;
    cursor: pointer;
    line-height: 1;
}

.theme-toggle:hover {
    background: rgba(0, 0, 0, 0.50) !important;
    transform: translateY(-1px);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.12),
        0 4px 16px rgba(0, 0, 0, 0.38);
}

/* ──────────────────────────────────────────
   Botón del carrito
────────────────────────────────────────── */
.carrito-toggle-btn {
    background: rgba(0, 0, 0, 0.32) !important;
    color: white !important;
    border: 1.5px solid rgba(255, 255, 255, 0.13) !important;
    padding: 0.48rem 0.85rem !important;
    font-size: 1.1rem;
    border-radius: 50px !important;
    white-space: nowrap;
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        0 2px 10px rgba(0, 0, 0, 0.28);
    transition: background 0.22s ease, transform 0.18s ease, box-shadow 0.18s ease;
    cursor: pointer;
    line-height: 1;
}

.carrito-toggle-btn:hover {
    background: rgba(0, 0, 0, 0.50) !important;
    transform: translateY(-1px);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.12),
        0 4px 16px rgba(0, 0, 0, 0.38);
}

/* Badge contador del carrito */
.carrito-toggle-btn .badge,
.carrito-badge {
    position: absolute;
    top: -7px;
    right: -7px;
    background: #2196F3 !important;
    color: #fff !important;
    font-size: 0.62rem;
    font-weight: 800;
    min-width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 3px;
    border: 2px solid var(--navbar-bg);
    line-height: 1;
    pointer-events: none;
    box-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

/* Hamburguesa blanca */
.navbar-toggler {
    border: 2px solid white;
    background: transparent;
    padding: 8px 10px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.3);
    outline: none;
}

.navbar-toggler-icon {
    background-image: none !important;
    position: relative;
    width: 20px;
    height: 2px;
    background-color: white;
    transition: all 0.3s ease;
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 2px;
    background-color: white;
    left: 0;
    transition: all 0.3s ease;
}

.navbar-toggler-icon::before {
    top: -6px;
}

.navbar-toggler-icon::after {
    top: 6px;
}

.navbar-toggler:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Sombra al hacer scroll */
.navbar.fixed-top {
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

.navbar-shadow {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Responsive */
@media (max-width: 991px) {
    .navbar {
        height: auto !important;
        padding: 0 !important;
    }

    .navbar-container {
        display: grid !important;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto auto;
        gap: 0.5rem;
        padding: 0.75rem 1rem;
        align-items: center;
        flex-wrap: unset;
    }

    /* Logo → abajo izquierda */
    .navbar-brand {
        grid-column: 1;
        grid-row: 2;
        justify-self: start;
    }

    /* Hamburguesa → arriba izquierda */
    .navbar-toggler {
        grid-column: 1;
        grid-row: 1;
        justify-self: start;
    }

    /* Modo oscuro → arriba derecha */
    .navbar-theme-wrapper {
        grid-column: 2;
        grid-row: 1;
        justify-self: end;
    }

    .theme-toggle {
        padding: 0.45rem 0.7rem !important;
    }

    /* Carrito → abajo derecha */
    .navbar-carrito-wrapper {
        grid-column: 2;
        grid-row: 2;
        justify-self: end;
        margin-left: 0 !important;
    }

    /* Ocultar nav links colapsados en mobile */
    .navbar-collapse.show {
        display: block !important;
        grid-column: 1 / -1;
        grid-row: 3;
        background: rgba(10, 18, 38, 0.97);
        border-top: 1px solid rgba(255,255,255,0.07);
        padding: 0.5rem 0;
        border-radius: 0 0 12px 12px;
    }

    .navbar-collapse .navbar-nav {
        flex-direction: column;
        gap: 0;
        padding: 0.25rem 0;
    }

    .navbar-collapse .nav-link {
        padding: 0.75rem 1.25rem !important;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }

    #theme-text {
        display: none;
    }
}

@media (max-width: 576px) {
    #theme-text {
        display: none;
    }
}

/* ──────────────────────────────────────────
   OVERRIDE BOOTSTRAP — nav-link hover
   (Bootstrap se carga después y pisa los
   estilos anteriores, este bloque los fuerza)
────────────────────────────────────────── */
.navbar .navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.78) !important;
    font-weight: 500;
    font-size: 0.92rem;
    padding: 0.5rem 0.75rem !important;
    background: transparent !important;
    border-radius: 0 !important;
    position: relative;
    transition: color 0.22s ease !important;
    overflow: visible;
}

/* Línea animada debajo — parte desde el centro */
.navbar .navbar-nav .nav-link::after {
    content: '' !important;
    position: absolute !important;
    bottom: 0 !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    width: 0 !important;
    height: 2px !important;
    background: #4A90E2 !important;
    border-radius: 2px !important;
    transition: width 0.28s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.navbar .navbar-nav .nav-link:hover {
    color: #ffffff !important;
    background: transparent !important;
}

.navbar .navbar-nav .nav-link:hover::after {
    width: 80% !important;
}

/* Link de la página actual */
.navbar .navbar-nav .nav-link.active {
    color: #ffffff !important;
    font-weight: 600 !important;
}

.navbar .navbar-nav .nav-link.active::after {
    width: 80% !important;
}