:root {
    --primary-bg-color: rgb(20, 20, 20);
    --secundary-bg-color: rgb(40, 40, 40);

    --gray-light-color: #BCBDC0;
    --yellow-light-color: #FFDE16;
    --yellow-strong-color: #FCB43C;
    --primary-text-color: rgb(40, 40, 40);
}

@font-face {
    font-family: Sansation;
    src: url(../assets/Fonts/Sansation/Sansation-Regular.ttf);
}

@font-face {
    font-family: Sansation;
    src: url(../assets/Fonts/Sansation/Sansation-Bold.ttf);
    font-weight: bold;
}

@font-face {
    font-family: Sansation;
    src: url(../assets/Fonts/Sansation/Sansation-Italic.ttf);
    font-style: italic;
}

@font-face {
    font-family: Montserrat;
    src: url(../assets/Fonts/Montserrat/MontserratAlternates-Regular.otf);
}

@font-face {
    font-family: Montserrat;
    src: url(/assets/Fonts/Montserrat/MontserratAlternates-Italic.otf);
    font-style: italic;
}

@font-face {
    font-family: Montserrat;
    src: url(../assets/Fonts/Montserrat/MontserratAlternates-Bold.otf);
    font-weight: bold;
}

@font-face {
    font-family: Montserrat;
    src: url(/assets/Fonts/Montserrat/MontserratAlternates-BoldItalic.otf);
    font-weight: bold;
    font-style: italic;
}

@font-face {
    font-family: Montserrat;
    src: url(/assets/Fonts/Montserrat/MontserratAlternates-Black.otf);
    font-weight: 900;
}

@font-face {
    font-family: Montserrat;
    src: url(/assets/Fonts/Montserrat/MontserratAlternates-BlackItalic.otf);
    font-weight: 900;
    font-style: italic;
}

* {
    font-family: Sansation;
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    background-color: var(--primary-bg-color);
    background-image: radial-gradient(circle at top, var(--secundary-bg-color), var(--primary-bg-color));
    background-repeat: no-repeat;
    background-attachment: fixed;
    /* min-height en vez de height fijo para que el contenido no se corte */
    min-height: 100vh;
}

/* Utilidad para lectores de pantalla */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ========== NAVBAR ========== */
.principal-navbar {
    margin: 0;
    padding: 0 20px;
    background-color: var(--primary-bg-color);
    position: sticky;
    top: 0;
    width: 100%;
    height: 70px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--gray-light-color);
    box-sizing: border-box;
    z-index: 1000;
}

.navbar-section {
    flex: 1;
    padding: 0 10px;
    height: 100%;
    box-sizing: border-box;
    display: flex;
    justify-content: center;
    align-items: center;
}

.navbar-brand {
    justify-content: flex-start;
}

.navbar-brand a {
    display: block;
    height: 70%;
}

.navbar-section.search-container {
    flex: 2; /* El buscador ocupa el doble que las otras secciones */
    justify-content: center;
    position: relative;
}

.navbar-links {
    justify-content: flex-end;
    gap: 15px; /* Espacio entre los botones para que no se peguen */
}

.navbar-element {
    margin: 0;
    color: var(--gray-light-color);
    text-decoration: none;
    transition: 0.3s ease;
}

.navbar-element:not(#login-button):hover {
    color: var(--yellow-light-color);
}

#navbar-logo {
    height: 100%;
    width: auto;
    object-fit: contain;
    display: block;
}

/* ---- Caja del buscador ---- */
.search-box {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 520px;
}

#basic-search {
    background: none;
    border: none;
    border-bottom: 2px solid var(--gray-light-color);
    color: var(--gray-light-color);
    font-size: 16px;
    outline: none;
    width: 100%;
    padding: 8px 40px 8px 38px; /* deja espacio para lupa (izq) y filtro (der) */
    transition: border-color 0.3s;
}

#basic-search::placeholder {
    color: var(--gray-light-color);
    opacity: 0.7;
}

#basic-search:focus {
    border-bottom: 2px solid var(--yellow-light-color);
}

/* Lupa anclada al inicio de la caja (ya no left:110px fijo) */
.search-icon {
    position: absolute;
    left: 8px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    display: flex;
    align-items: center;
}

.search-icon img {
    width: 20px;
    height: 20px;
    filter: invert(80%) sepia(2%) saturate(769%) hue-rotate(188deg) brightness(85%) contrast(85%);
    transition: filter 0.3s ease;
}

/* Boton de busqueda avanzada (icono de filtros) */
.advanced-toggle {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: background-color 0.2s ease;
}

.advanced-toggle:hover,
.advanced-toggle[aria-expanded="true"] {
    background-color: var(--secundary-bg-color);
}

.filter-lines {
    position: relative;
    display: block;
    width: 18px;
    height: 2px;
    background-color: var(--gray-light-color);
    box-shadow: 0 -5px 0 var(--gray-light-color), 0 5px 0 var(--gray-light-color);
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
}

.advanced-toggle:hover .filter-lines,
.advanced-toggle[aria-expanded="true"] .filter-lines {
    background-color: var(--yellow-light-color);
    box-shadow: 0 -5px 0 var(--yellow-light-color), 0 5px 0 var(--yellow-light-color);
}

/* ---- Carrito ---- */
.shopping-cart {
    width: 30px;
    height: 30px;
    filter: invert(80%) sepia(2%) saturate(769%) hue-rotate(188deg) brightness(85%) contrast(85%);
    transition: filter 0.3s ease;
}

.cart-link {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    transition: all 0.3s ease;
    position: relative;
}

.cart-count {
    position: absolute;
    top: 2px;
    right: 2px;
    background-color: var(--yellow-light-color);
    color: var(--primary-text-color);
    font-size: 0.65rem;
    font-weight: bold;
    min-width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 3px;
}

.cart-link:hover .shopping-cart {
    filter: invert(82%) sepia(85%) saturate(1450%) hue-rotate(355deg) brightness(102%) contrast(102%);
    transform: scale(1.1);
}

/* ---- Botones ---- */
#login-fotografo-button:link,
#login-fotografo-button:visited {
    color: var(--gray-light-color);
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-style: italic;
    transition: 0.3s ease;
}

#login-fotografo-button:hover {
    color: var(--yellow-light-color);
    transform: scale(1.1);
}

#login-button {
    background-color: var(--yellow-light-color);
    border: none;
    color: var(--primary-text-color);
    padding: 10px 15px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 18px;
    font-weight: bold;
    border-radius: 20px;
    transition: 0.3s ease;
}

#login-button:hover {
    transform: scale(1.1);
}

/* ---- Hamburguesa (oculta en escritorio) ---- */
.navbar-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1100;
}

.hamburger-bar {
    display: block;
    width: 26px;
    height: 3px;
    border-radius: 2px;
    background-color: var(--gray-light-color);
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.navbar-toggle[aria-expanded="true"] .hamburger-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
    background-color: var(--yellow-light-color);
}

.navbar-toggle[aria-expanded="true"] .hamburger-bar:nth-child(2) {
    opacity: 0;
}

.navbar-toggle[aria-expanded="true"] .hamburger-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
    background-color: var(--yellow-light-color);
}

/* ========== PANEL DE BUSQUEDA AVANZADA ========== */
.advanced-search-panel {
    position: sticky;
    top: 70px;
    z-index: 900;
    background-color: var(--primary-bg-color);
    border-bottom: 1px solid var(--gray-light-color);
    padding: 20px;
    animation: slideDown 0.25s ease;
}

.advanced-search-panel[hidden] {
    display: none;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.advanced-search-form {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    align-items: end;
}

.advanced-search-form .field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.advanced-search-form label {
    color: var(--gray-light-color);
    font-size: 0.85rem;
}

.advanced-search-form input,
.advanced-search-form select {
    background-color: var(--secundary-bg-color);
    border: 1px solid transparent;
    border-radius: 8px;
    color: white;
    padding: 10px 12px;
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s ease;
}

.advanced-search-form input:focus,
.advanced-search-form select:focus {
    border-color: var(--yellow-light-color);
}

.advanced-actions {
    grid-column: 1 / -1;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.btn-primary {
    background-color: var(--yellow-light-color);
    color: var(--primary-text-color);
    border: none;
    padding: 10px 22px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.btn-primary:hover {
    transform: scale(1.05);
}

.btn-secondary {
    background: none;
    color: var(--gray-light-color);
    border: 1px solid var(--gray-light-color);
    padding: 10px 22px;
    border-radius: 20px;
    font-size: 1rem;
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease;
}

.btn-secondary:hover {
    color: var(--yellow-light-color);
    border-color: var(--yellow-light-color);
}

/* ========== RESPONSIVO ========== */

/* Tablet: reducimos el peso del buscador */
@media (max-width: 900px) {
    .advanced-search-form {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Movil: colapsamos enlaces en menu hamburguesa */
@media (max-width: 720px) {
    .principal-navbar {
        flex-wrap: wrap;
        height: auto;
        padding: 10px 16px;
        gap: 10px;
    }

    .navbar-brand {
        flex: 0 0 auto;
        order: 1;
    }

    .navbar-toggle {
        display: flex;
        order: 2;
        margin-left: auto;
    }

    /* El buscador ocupa toda la fila debajo del logo */
    .navbar-section.search-container {
        order: 3;
        flex: 1 0 100%;
        padding: 0;
    }

    .search-box {
        max-width: none;
    }

    /* Enlaces: ocultos por defecto, se despliegan al abrir el menu */
    .navbar-links {
        order: 4;
        flex: 1 0 100%;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }

    .navbar-links.open {
        max-height: 360px;
        padding-bottom: 8px;
    }

    .navbar-element {
        width: 100%;
        text-align: center;
        padding: 12px 0;
        border-radius: 8px;
    }

    .navbar-element:not(#login-button):hover {
        background-color: var(--secundary-bg-color);
    }

    .cart-link {
        justify-content: center;
    }

    #login-button {
        width: 100%;
    }

    .advanced-search-panel {
        top: 0; /* en movil el navbar cambia de alto, evitamos hueco */
        position: static;
    }
}

@media (max-width: 520px) {
    .advanced-search-form {
        grid-template-columns: 1fr;
    }

    .advanced-actions {
        justify-content: stretch;
        flex-direction: column-reverse;
    }

    .advanced-actions .btn-primary,
    .advanced-actions .btn-secondary {
        width: 100%;
    }
}