/* 
 * Estilos Principales - Colegio de Abogados de San Nicolás
 * Paleta: Azul marino #1A3A6B, Dorado #B8960C, Blanco #FFFFFF
 */

 /* --- Variables Globales --- */
:root {
    --primary-color: #1A3A6B; /* Azul oscuro institucional */
    --primary-light: #2c599d;
    --primary-dark: #0f2444;
    --accent-color: #B8960C; /* Dorado premium */
    --accent-light: #d4b01e;
    --text-main: #333333;
    --text-muted: #666666;
    --text-light: #f4f4f4;
    --bg-main: #ffffff;
    --bg-alt: #f8f9fa;
    --bg-dark: #121212;
    --border-color: #e0e0e0;
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Source Sans 3', sans-serif;
    
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
    --shadow-md: 0 8px 24px rgba(26,58,107,0.08);
    --shadow-lg: 0 16px 40px rgba(0,0,0,0.12);
    --shadow-hover: 0 20px 48px rgba(26,58,107,0.15);
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-slow: 0.5s ease-in-out;
}

/* --- Resets y Tipografía --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    line-height: 1.3;
    margin-bottom: 1rem;
    font-weight: 700;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

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

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- Loader --- */
#site-loader {
    position: fixed;
    inset: 0;
    background-color: var(--primary-color);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.loader-logo {
    font-family: var(--font-heading);
    color: var(--accent-color);
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: pulse 2s infinite ease-in-out;
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255,255,255,0.1);
    border-radius: 50%;
    border-top-color: var(--accent-color);
    animation: spin 1s infinite linear;
}

@keyframes spin { 100% { transform: rotate(360deg); } }
@keyframes pulse { 0%, 100% { opacity: 0.8; transform: scale(1); } 50% { opacity: 1; transform: scale(1.05); } }

body.loaded #site-loader {
    opacity: 0;
    visibility: hidden;
}

/* --- Header & Navbar --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all var(--transition-normal);
    background: transparent;
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px); /* Glassmorphism */
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: 5px 0;
}

.top-bar {
    background: var(--primary-dark);
    color: white;
    font-size: 0.85rem;
    padding: 8px 0;
    transition: transform var(--transition-normal);
}

.site-header.scrolled .top-bar {
    transform: translateY(-100%);
    position: absolute;
    top: 0;
    height: 0;
    overflow: hidden;
    padding: 0;
}

.top-bar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-links a {
    color: white;
    margin-left: 15px;
    opacity: 0.8;
}

.top-links a:hover {
    opacity: 1;
    color: var(--accent-color);
}

.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    transition: padding var(--transition-normal);
}

.site-header.scrolled .main-nav {
    padding: 10px 0;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-family: var(--font-heading);
    color: white;
    font-size: 1.5rem;
    line-height: 1.1;
    margin: 0;
    transition: color var(--transition-normal);
}

.logo-subtitle {
    font-size: 0.8rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.site-header.scrolled .logo-title {
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 25px;
}

.nav-item {
    position: relative;
    padding: 10px 0;
}

.nav-link {
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    padding-bottom: 5px;
    position: relative;
    transition: color var(--transition-normal);
}

.site-header.scrolled .nav-link {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: width var(--transition-normal);
}

.nav-item:hover .nav-link::after,
.nav-link.active::after {
    width: 100%;
}

.nav-item:hover .nav-link {
    color: var(--accent-color);
}

/* Hamburger button — oculto en desktop */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

/* Dropdown */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 220px;
    box-shadow: var(--shadow-md);
    border-radius: 4px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    transition: all var(--transition-normal);
    list-style: none;
    padding: 10px 0;
    border-top: 3px solid var(--accent-color);
}

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

.dropdown-item a {
    display: block;
    padding: 10px 20px;
    color: var(--text-main);
    font-size: 0.9rem;
    border-bottom: 1px solid var(--bg-alt);
}

.dropdown-item:last-child a {
    border-bottom: none;
}

.dropdown-item a:hover {
    background-color: var(--bg-alt);
    color: var(--primary-color);
    padding-left: 25px; /* Subtle hover effect */
}

/* --- Hero Section --- */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    background-color: var(--primary-dark);
    background-image: linear-gradient(rgba(15,36,68,0.8), rgba(15,36,68,0.6));
    background-size: cover;
    background-position: center;
    color: white;
    overflow: hidden;
}

/* Video de fondo para Hero */
.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    z-index: 0;
    object-fit: cover;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(26,58,107,0.9) 0%, rgba(26,58,107,0.4) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-subtitle {
    display: inline-block;
    color: var(--accent-color);
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    transform: translateY(20px);
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.5s;
}

.hero-title {
    color: white;
    font-size: 4rem;
    margin-bottom: 1.5rem;
    transform: translateY(20px);
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.7s;
}

.hero-text {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 2.5rem;
    max-width: 600px;
    transform: translateY(20px);
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 0.9s;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    transform: translateY(20px);
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 1.1s;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    font-weight: 600;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition-normal);
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--accent-light);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(184,150,12,0.4);
}

.btn-outline {
    background-color: transparent;
    border-color: white;
    color: white;
}

.btn-outline:hover {
    background-color: white;
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* --- Sections & Components --- */
.section {
    padding: 80px 0;
}

.section-bg-alt {
    background-color: var(--bg-alt);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-subtitle {
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 10px;
    display: block;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
}

/* Generic Cards with hover effects */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: transparent;
}

.card-img-wrap {
    position: relative;
    overflow: hidden;
    height: 200px;
}

.card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.card:hover .card-img {
    transform: scale(1.05);
}

.card-body {
    padding: 25px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.card-date {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 15px;
}

.card-title a {
    color: var(--primary-color);
}

.card-title a:hover {
    color: var(--accent-color);
}

.card-text {
    color: var(--text-muted);
    margin-bottom: 20px;
    flex-grow: 1;
}

.card-footer {
    margin-top: auto;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.read-more {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.read-more::after {
    content: '→';
    transition: transform var(--transition-fast);
}

.read-more:hover::after {
    transform: translateX(5px);
}

/* Animations */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* --- Footer --- */
.site-footer {
    background-color: var(--primary-dark);
    color: var(--text-light);
    padding: 60px 0 20px;
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    color: white;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--accent-color);
}

.footer-col p, .footer-col ul {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
}

.footer-links a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 991px) {
    /* Hamburger button — mostrar en mobile */
    .mobile-menu-btn {
        display: block !important;
    }
    .site-header.scrolled .mobile-menu-btn {
        color: var(--primary-color);
    }

    /* Nav menu hidden by default on mobile */
    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        padding: 0;
        box-shadow: 0 10px 30px rgba(0,0,0,0.15);
        border-top: 3px solid var(--accent-color);
        z-index: 999;
        gap: 0;
        max-height: 80vh;
        overflow-y: auto;
    }
    .nav-menu.active {
        display: flex;
    }

    /* Nav items */
    .nav-item {
        padding: 0;
        border-bottom: 1px solid #f0f0f0;
    }
    .nav-item:last-child {
        border-bottom: none;
    }

    /* Nav links in mobile */
    .nav-menu .nav-link {
        color: var(--text-main) !important;
        padding: 14px 20px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        font-size: 0.95rem;
    }
    .nav-menu .nav-link:hover {
        background: var(--bg-alt);
        color: var(--primary-color) !important;
    }
    .nav-menu .nav-link::after {
        display: none;
    }

    /* Dropdown on mobile — hidden by default */
    .nav-item .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border-radius: 0;
        border-top: none;
        display: none;
        background: #f8f9fa;
        padding: 0;
        min-width: 100%;
    }
    .nav-item.open .dropdown-menu {
        display: block;
    }

    .dropdown-item a {
        padding: 12px 20px 12px 35px;
        font-size: 0.9rem;
        border-bottom: 1px solid #eee;
    }
    .dropdown-item:last-child a {
        border-bottom: none;
    }
    .dropdown-item a:hover {
        padding-left: 40px;
        background: #edf2f7;
    }

    /* Hero responsive */
    .hero { height: auto; min-height: 450px; padding: 120px 0 60px; }
    .hero-title { font-size: 2.2rem; }
    .hero-text { font-size: 1rem; }
    .hero-buttons { flex-direction: column; gap: 10px; }
    .hero-buttons .btn { text-align: center; }

    /* Top bar compact */
    .top-bar-inner { flex-direction: column; gap: 5px; font-size: 0.75rem; }
    .top-links { display: none; }

    /* Grid adjustments */
    .grid { grid-template-columns: 1fr; gap: 20px; }
    .section { padding: 50px 0; }
    .section-title { font-size: 2rem; }

    /* Footer responsive */
    .footer-top { grid-template-columns: 1fr; gap: 25px; }
}

@media (max-width: 480px) {
    .hero { min-height: 400px; padding: 100px 0 50px; }
    .hero-title { font-size: 1.8rem; }
    .hero-text { font-size: 0.9rem; margin-bottom: 1.5rem; }
    .logo-link { gap: 10px; }
    .logo-title { font-size: 1.1rem; }
    .logo-subtitle { font-size: 0.65rem; letter-spacing: 0.5px; }
    .container { padding: 0 15px; }
    .section-title { font-size: 1.6rem; }
    .card-body { padding: 18px; }
}