/**
 * main.css - Variables globales, reset, tipografía y estilos comunes
 * Ocampo Velardes Despacho Jurídico
 */

/* ==========================================================================
   Variables de Diseño (Diseño Premium Oscuro, Blanco, Dorado y Gris)
   ========================================================================== */
:root {
    /* Paleta de Colores (Negro, Blanco, Dorado del Logotipo - Sin Gris) */
    --color-bg: #000000;              /* Negro absoluto de fondo */
    --color-surface: #050505;         /* Negro suavizado para contenedores y tarjetas */
    --color-surface-hover: #0c0c0c;   /* Negro ligeramente más claro para hovers */
    --color-primary: #c5a059;         /* Dorado metálico del logotipo Ocampo Velardes */
    --color-primary-hover: #e5c07b;   /* Dorado brillante de los reflejos del logo */
    --color-gold-muted: #a48243;      /* Dorado profundo para textos de menor jerarquía */
    --color-text-main: #ffffff;       /* Blanco puro para lectura principal */
    --color-text-muted: rgba(255, 255, 255, 0.7); /* Blanco translúcido (no gris) para descripciones */
    --color-border: rgba(197, 160, 89, 0.15); /* Dorado translúcido fino para bordes sutiles sin usar gris */
    
    /* Degradados Dorados Metálicos Premium (Réplica del acabado del logotipo) */
    --gradient-gold: linear-gradient(135deg, #a78038 0%, #dfbf73 30%, #f8e5b0 50%, #dfbf73 70%, #a78038 100%);
    --gradient-gold-hover: linear-gradient(135deg, #b89347 0%, #f0d797 30%, #fff0ca 50%, #f0d797 70%, #b89347 100%);
    
    /* Tipografía (Sans-Serif de sistema para máxima legibilidad y carga instantánea en todos los navegadores) */
    --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    
    /* Espaciados y Bordes */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Contenedores */
    --max-width: 1200px;
}

/* ==========================================================================
   Reset & Estilos Base (Mobile First)
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-family: var(--font-stack);
    background-color: var(--color-bg);
    color: var(--color-text-main);
    line-height: 1.6;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-smooth);
}

button {
    font-family: inherit;
    background: none;
    border: none;
    cursor: pointer;
    color: inherit;
    transition: var(--transition-smooth);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ==========================================================================
   Estructura Header (Navbar)
   ========================================================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background-color: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-brand {
    display: flex;
    align-items: center;
}

.brand-logo {
    height: 40px; /* Tamaño responsivo optimizado para móviles */
    width: auto;
    display: block;
    object-fit: contain;
    transition: var(--transition-smooth);
}

@media (min-width: 768px) {
    .brand-logo {
        height: 52px; /* Mayor tamaño para pantallas de escritorio para que luzca excelente */
    }
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-phone-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9rem;
    border: 1px solid var(--color-border);
    padding: 0.5rem 0.8rem;
    border-radius: var(--radius-md);
}

.nav-phone-btn:hover {
    background-color: rgba(212, 175, 55, 0.08);
    border-color: var(--color-primary);
    color: var(--color-primary-hover);
}

.desktop-only {
    display: none;
}

/* ==========================================================================
   Menú de Navegación Principal (Desktop)
   ========================================================================== */
.main-nav {
    display: none; /* Oculto en móvil por defecto */
}

.main-nav-list {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}

.main-nav-link {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.5rem 0.85rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-main);
    border-radius: var(--radius-sm);
    transition: var(--transition-smooth);
    white-space: nowrap;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.main-nav-link:hover,
.main-nav-link:focus {
    color: var(--color-primary);
    background-color: rgba(212, 175, 55, 0.08);
    outline: none;
}

/* Ítem con dropdown */
.main-nav-item {
    position: relative;
}

/* Menú desplegable */
.nav-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    min-width: 220px;
    list-style: none;
    padding: 0.5rem 0;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transform: translateX(-50%) translateY(-8px);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
    z-index: 200;
}

.main-nav-item:hover .nav-dropdown,
.main-nav-item:focus-within .nav-dropdown,
.main-nav-item.dropdown-open .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.nav-dropdown li a {
    display: block;
    padding: 0.65rem 1.2rem;
    font-size: 0.88rem;
    color: var(--color-text-main);
    transition: var(--transition-smooth);
}

.nav-dropdown li a:hover {
    color: var(--color-primary);
    background-color: rgba(212, 175, 55, 0.06);
    padding-left: 1.5rem;
}

/* Chevron animado del dropdown toggle */
.dropdown-toggle svg {
    transition: transform 0.25s ease;
}
.main-nav-item.dropdown-open .dropdown-toggle svg,
.main-nav-item:focus-within .dropdown-toggle svg {
    transform: rotate(180deg);
}

/* Desktop: mostrar nav, ocultar hamburguesa */
@media (min-width: 900px) {
    .main-nav {
        display: flex;
    }

    .menu-toggle {
        display: none;
    }

    .desktop-only {
        display: inline;
    }
}


/* Botón Hamburguesa */
.menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    z-index: 110;
}

.hamburger-box {
    width: 24px;
    height: 18px;
    display: inline-block;
    position: relative;
}

.hamburger-inner,
.hamburger-inner::before,
.hamburger-inner::after {
    width: 24px;
    height: 2px;
    background-color: var(--color-text-main);
    position: absolute;
    transition: var(--transition-smooth);
}

.hamburger-inner {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger-inner::before,
.hamburger-inner::after {
    content: "";
    display: block;
}

.hamburger-inner::before {
    top: -8px;
}

.hamburger-inner::after {
    bottom: -8px;
}

/* Estado Activo del Botón Hamburguesa */
.menu-toggle[aria-expanded="true"] .hamburger-inner {
    background-color: transparent;
}

.menu-toggle[aria-expanded="true"] .hamburger-inner::before {
    transform: translateY(8px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .hamburger-inner::after {
    transform: translateY(-8px) rotate(-45deg);
}

/* ==========================================================================
   Menú Lateral Móvil (Sidebar)
   ========================================================================== */
.mobile-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 1000;
    visibility: hidden;
    transition: visibility 0.4s;
}

.mobile-sidebar.open {
    visibility: visible;
}

.sidebar-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    opacity: 0;
    transition: opacity 0.4s;
}

.mobile-sidebar.open .sidebar-backdrop {
    opacity: 1;
}

.sidebar-content {
    position: absolute;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100%;
    background-color: var(--color-bg);
    border-left: 1px solid var(--color-border);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-sidebar.open .sidebar-content {
    right: 0;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.sidebar-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 1px;
}

.menu-close {
    color: var(--color-text-muted);
}

.menu-close:hover {
    color: var(--color-text-main);
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding-right: 4px; /* espacio para el scrollbar */
}

/* Scrollbar personalizado para el nav */
.sidebar-nav::-webkit-scrollbar { width: 4px; }
.sidebar-nav::-webkit-scrollbar-track { background: transparent; }
.sidebar-nav::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 2px; }

.sidebar-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

/* Link directo (Inicio) */
.sidebar-nav-item {
    margin-bottom: 0.25rem;
}

.sidebar-nav-link {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.65rem 0.8rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-main);
    border-radius: var(--radius-sm);
    transition: var(--transition-smooth);
}

.sidebar-nav-link:hover {
    color: var(--color-primary);
    background-color: rgba(212, 175, 55, 0.08);
}

/* Grupo acordeón */
.sidebar-group {
    margin-bottom: 0.25rem;
}

.sidebar-group-toggle {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    width: 100%;
    padding: 0.65rem 0.8rem;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--color-text-main);
    background: none;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: inherit;
    text-align: left;
    transition: var(--transition-smooth);
}

.sidebar-group-toggle:hover {
    color: var(--color-primary);
    background-color: rgba(212, 175, 55, 0.08);
}

.sidebar-group-toggle span:not(.sidebar-group-icon) {
    flex: 1;
}

.sidebar-group-icon {
    color: var(--color-primary);
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.sidebar-group-toggle .chevron {
    flex-shrink: 0;
    color: var(--color-text-muted);
    transition: transform 0.25s ease;
}

.sidebar-group.open .sidebar-group-toggle .chevron {
    transform: rotate(180deg);
}

.sidebar-group.open .sidebar-group-toggle {
    color: var(--color-primary);
}

/* Sub-lista del grupo (acordeón) */
.sidebar-group-list {
    list-style: none;
    padding: 0 0 0.4rem 2.2rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-group.open .sidebar-group-list {
    max-height: 600px; /* suficientemente grande para todos los items */
}

.sidebar-group-list li {
    margin-bottom: 0.15rem;
}

.sidebar-group-list li a {
    display: block;
    padding: 0.45rem 0.6rem;
    font-size: 0.83rem;
    color: var(--color-text-muted);
    border-radius: var(--radius-sm);
    border-left: 2px solid transparent;
    transition: var(--transition-smooth);
    line-height: 1.4;
}

.sidebar-group-list li a:hover {
    color: var(--color-primary);
    border-left-color: var(--color-primary);
    padding-left: 0.9rem;
    background-color: rgba(212, 175, 55, 0.05);
}



.sidebar-contact-info {
    margin-top: auto;
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
}

.info-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-text-muted);
    display: block;
    margin-bottom: 0.8rem;
}

.contact-link {
    display: block;
    padding: 0.8rem;
    text-align: center;
    border-radius: var(--radius-md);
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.contact-link.phone {
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-main);
}

.contact-link.whatsapp {
    background-color: #25d366;
    color: #ffffff;
}

.sidebar-details {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 1rem;
}

.sidebar-details p {
    margin-bottom: 0.5rem;
}

/* ==========================================================================
   Estructura Footer (Pie de Página)
   ========================================================================== */
.site-footer {
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 3rem 1.5rem 1.5rem;
    margin-top: auto;
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
}

.footer-col.branding .footer-brand {
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: 2px;
    color: var(--color-text-main);
    display: block;
    margin-bottom: 0.8rem;
}

.footer-col.branding p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.footer-socials {
    display: flex;
    gap: 1.5rem;
}

.footer-socials a {
    color: var(--color-primary);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-socials a:hover {
    color: var(--color-primary-hover);
}

.footer-col-title {
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-primary);
    display: block;
    margin-bottom: 1rem;
}

.footer-col.links ul {
    list-style: none;
}

.footer-col.links li {
    margin-bottom: 0.6rem;
}

.footer-col.links a {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.footer-col.links a:hover {
    color: var(--color-primary);
}

.footer-col.contact p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.6rem;
}

.footer-col.contact a {
    color: var(--color-text-main);
}

.footer-col.contact a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    margin-top: 3rem;
    border-top: 1px solid var(--color-border);
    padding-top: 1.5rem;
}

.footer-bottom-container {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.legal-link {
    color: var(--color-text-muted);
    margin: 0 0.5rem;
}

.legal-link:hover {
    color: var(--color-primary);
}

/* ==========================================================================
   Estilos Comunes (Breadcrumbs, Focus y Accesibilidad)
   ========================================================================== */
.breadcrumbs {
    max-width: var(--max-width);
    margin: 5.5rem auto 1rem;
    padding: 0 1.5rem;
}

.breadcrumbs ol {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    font-size: 0.8rem;
}

.breadcrumbs li {
    display: flex;
    align-items: center;
    color: var(--color-text-muted);
}

.breadcrumbs a {
    color: var(--color-text-muted);
}

.breadcrumbs a:hover {
    color: var(--color-primary);
}

.breadcrumbs .separator {
    margin: 0 0.5rem;
    font-size: 0.7rem;
    color: var(--color-border);
}

.breadcrumbs li[aria-current="page"] span {
    color: var(--color-gold-muted);
    font-weight: 500;
}

/* Focus Visible */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 4px;
}

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

/* ==========================================================================
   Media Queries para Tablet y Escritorio
   ========================================================================== */
@media (min-width: 768px) {
    .desktop-only {
        display: inline;
    }
    
    .nav-phone-btn {
        padding: 0.6rem 1.2rem;
    }
    
    .footer-container {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
    
    .footer-bottom-container {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}