/* ========================================
   CSS Variables - Color Palette & Typography
   ======================================== */
:root {
    /* Colors */
    --color-primary: #1e3a5f;
    --color-secondary: #c9a227;
    --color-bg: #ffffff;
    --color-text-primary: #2d2d2d;
    --color-text-secondary: #6b7280;
    --color-accent: #f8f9fa;
    --color-white: #ffffff;

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Lato', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;

    /* Transitions */
    --transition: 0.3s ease;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.15);
}

/* ========================================
   Reset & Base Styles
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.7;
    color: var(--color-text-primary);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-primary);
}

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

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

ul {
    list-style: none;
}

/* ========================================
   Utility Classes
   ======================================== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, var(--color-primary), var(--color-secondary));
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--color-white);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

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

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.logo-subtitle {
    font-size: 0.875rem;
    color: var(--color-secondary);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.nav-list {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-text-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    position: relative;
}

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

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

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

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    width: 40px;
    height: 40px;
    position: relative;
    z-index: 1001;
}

.menu-toggle:focus {
    outline: none;
}

.hamburger {
    width: 28px;
    height: 3px;
    background-color: var(--color-primary);
    position: relative;
    transition: var(--transition);
    display: block;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 28px;
    height: 3px;
    background-color: var(--color-primary);
    transition: var(--transition);
}

.hamburger::before {
    top: -9px;
}

.hamburger::after {
    bottom: -9px;
}

/* Animación del menú hamburguesa cuando está activo */
.menu-toggle.active .hamburger {
    background-color: transparent;
}

.menu-toggle.active .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.menu-toggle.active .hamburger::after {
    bottom: 0;
    transform: rotate(-45deg);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, #2c5282 100%);
    background-image:
        linear-gradient(135deg, rgba(30, 58, 95, 0.9) 0%, rgba(44, 82, 130, 0.85) 100%),
        url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    background-size: cover, 100px 100px;
    background-position: center, center;
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(30, 58, 95, 0.3), rgba(30, 58, 95, 0.7));
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
    padding: 0 var(--spacing-md);
}

.hero-kicker {
    color: var(--color-secondary);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
}

.hero-title {
    font-size: 3.5rem;
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: var(--spacing-lg);
    font-family: var(--font-body);
    font-weight: 300;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    transition: var(--transition);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--color-secondary);
    color: var(--color-primary);
    border: 2px solid var(--color-secondary);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ========================================
   About Section
   ======================================== */
.section-about {
    background-color: var(--color-white);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.about-paragraph {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    text-align: justify;
}

.about-values {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.value-item {
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--color-accent);
    border-radius: 8px;
    transition: var(--transition);
}

.value-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.value-icon {
    color: var(--color-secondary);
    margin: 0 auto var(--spacing-sm);
}

.value-title {
    font-size: 1rem;
    color: var(--color-primary);
    font-weight: 600;
}

.distinction-panel {
    background-color: var(--color-accent);
    border-left: 4px solid var(--color-secondary);
    border-radius: 8px;
    padding: var(--spacing-lg);
}

.distinction-panel h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.distinction-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    list-style: disc;
    padding-left: 1.2rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ========================================
   Areas Section
   ======================================== */
.section-areas {
    background-color: var(--color-accent);
}

.areas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.area-card {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: 8px;
    border: 1px solid rgba(30, 58, 95, 0.1);
    transition: var(--transition);
    text-align: center;
}

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

.area-icon {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.area-icon svg {
    color: var(--color-secondary);
}

.area-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.area-description {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ========================================
   Team Section
   ======================================== */
.section-team {
    background-color: var(--color-white);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1180px;
    margin: 0 auto;
}

.team-card {
    background-color: var(--color-accent);
    padding: var(--spacing-lg);
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(30, 58, 95, 0.05);
}

.team-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.team-photo {
    width: 156px;
    height: 156px;
    margin: 0 auto var(--spacing-md);
    border-radius: 50%;
    background-color: #f4f1ea;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(201, 162, 39, 0.9);
    box-shadow: 0 8px 18px rgba(30, 58, 95, 0.12);
    overflow: hidden;
    position: relative;
}

.team-photo svg {
    color: var(--color-primary);
}

.team-photo img {
    width: calc(100% * var(--photo-scale, 1));
    height: calc(100% * var(--photo-scale, 1));
    position: absolute;
    left: calc(50% + var(--photo-translate-x, 0px));
    top: calc(50% + var(--photo-translate-y, 0px));
    object-fit: cover;
    object-position: var(--photo-position, center);
    image-rendering: auto;
    transform: translate(-50%, -50%);
    filter: contrast(0.9) saturate(0.93) brightness(1.02);
    backface-visibility: hidden;
    -webkit-touch-callout: none;
    user-select: none;
    -webkit-user-select: none;
    pointer-events: none;
}

.team-img-agustin {
    --photo-position: 50% 20%;
    --photo-scale: 1.6;
    --photo-translate-x: 0px;
    --photo-translate-y: 15px;
}

.team-img-horacio {
    --photo-position: 40% 50%;
    --photo-scale: 1.15;
    --photo-translate-y: 5px;
}

.team-img-santiago {
    --photo-position: 50% 40%;
    --photo-scale: 1.05;
}

.team-img-solange {
    --photo-position: 50% 10%;
    --photo-scale: 1.08;
}

.team-img-solange-nueva {
    --photo-position: 50% 15%;
    --photo-scale: 1.2;
}

.team-img-mariano {
    --photo-position: 50% 38%;
    --photo-scale: 1.28;
    --photo-translate-x: 0px;
}

.team-img-christian {
    --photo-position: 50% 34%;
    --photo-scale: 1.3;
    --photo-translate-y: 18px;
}

.team-name {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.team-role {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
}

.team-matricula {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    font-style: italic;
}

.team-details {
    list-style: disc;
    padding-left: 1.1rem;
    text-align: left;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.55;
}

.team-details li {
    margin-bottom: var(--spacing-xs);
}

.team-note {
    max-width: 900px;
    margin: var(--spacing-lg) auto 0;
    padding: var(--spacing-md);
    border-top: 1px solid rgba(30, 58, 95, 0.12);
    border-bottom: 1px solid rgba(30, 58, 95, 0.12);
    color: var(--color-text-secondary);
    text-align: center;
}

/* ========================================
   Gallery / Carousel Section
   ======================================== */

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

.carousel {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(30, 58, 95, 0.15);
}

.carousel-track {
    display: flex;
    transition: transform 0.45s ease;
}

.carousel-slide {
    min-width: 100%;
}

.carousel-slide img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    display: block;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.88);
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, transform 0.2s;
    z-index: 2;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.carousel-btn:hover {
    background: #fff;
    transform: translateY(-50%) scale(1.08);
}

.carousel-prev { left: 16px; }
.carousel-next { right: 16px; }

.carousel-dots {
    position: absolute;
    bottom: 14px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    padding: 0;
    transition: background 0.25s, transform 0.25s;
}

.dot.active {
    background: #fff;
    transform: scale(1.3);
}

@media (max-width: 768px) {
    .carousel-slide img {
        height: 260px;
    }
}

/* ========================================
   Contact Section
   ======================================== */
.section-contact {
    background-color: var(--color-accent);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background-color: var(--color-white);
    border-radius: 8px;
    border-left: 4px solid var(--color-secondary);
    transition: var(--transition);
}

.contact-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.contact-icon {
    flex-shrink: 0;
}

.contact-icon svg {
    color: var(--color-primary);
}

.contact-label {
    font-size: 0.875rem;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-xs);
    font-weight: 700;
}

.contact-text {
    font-size: 1rem;
    color: var(--color-text-primary);
    line-height: 1.6;
}

.contact-text a {
    color: var(--color-text-primary);
}

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

.contact-item-multi {
    flex-direction: column;
    gap: 0;
}

.contact-details-full {
    width: 100%;
}

.contact-multi-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.contact-multi-row svg {
    flex-shrink: 0;
    color: var(--color-primary);
}

.contact-panel {
    background-color: var(--color-white);
    border-radius: 8px;
    border: 1px solid rgba(30, 58, 95, 0.1);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    align-self: stretch;
}

.contact-panel h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
}

.contact-panel p {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    margin-bottom: var(--spacing-md);
}

.coverage-note {
    border-top: 1px solid rgba(30, 58, 95, 0.12);
    padding-top: var(--spacing-md);
}

.contact-map iframe {
    display: block;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo-text {
    color: var(--color-white);
}

.footer-brand .logo-subtitle {
    color: var(--color-secondary);
}

.footer-tagline {
    margin-top: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

.footer-nav {
    display: flex;
    justify-content: center;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-secondary);
    padding-left: var(--spacing-xs);
}

.footer-social {
    display: flex;
    justify-content: flex-end;
    align-items: flex-start;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--color-secondary);
    transform: translateY(-3px);
}

.social-link svg {
    color: var(--color-white);
}

.footer-bottom {
    text-align: center;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

/* ========================================
   Responsive Design
   ======================================== */

/* Tablets - 1024px */
@media (max-width: 1024px) {
    .section-title {
        font-size: 2.25rem;
    }

    .hero-title {
        font-size: 3rem;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .about-values {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-nav {
        justify-content: center;
    }

    .footer-social {
        justify-content: center;
    }
}

/* Tablets - 768px */
@media (max-width: 768px) {
    .section {
        padding: var(--spacing-lg) 0;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.25rem;
    }

    .nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--color-white);
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
    }

    .nav.active {
        left: 0;
    }

    .nav-list {
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: 0;
    }

    .nav-link {
        display: block;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--color-accent);
        font-size: 1.125rem;
    }

    .menu-toggle {
        display: flex;
    }

    .areas-grid {
        grid-template-columns: 1fr;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

    .about-values {
        grid-template-columns: 1fr 1fr;
    }

    .footer-links {
        align-items: center;
    }
}

/* Mobile - 640px */
@media (max-width: 640px) {
    :root {
        font-size: 14px;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero {
        min-height: 500px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .btn {
        padding: 0.875rem 2rem;
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

    .about-values {
        grid-template-columns: 1fr;
    }

    .value-item {
        padding: var(--spacing-sm);
    }

    .area-card {
        padding: var(--spacing-md);
    }

    .team-card {
        padding: var(--spacing-md);
    }

    .contact-item {
        flex-direction: column;
        text-align: center;
    }

    .contact-icon {
        margin: 0 auto;
    }

    .footer-links a:hover {
        padding-left: 0;
    }
}

/* ========================================
   Animations & Transitions
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

/* Smooth scrolling offset for fixed header */
section {
    scroll-margin-top: 80px;
}

/* Focus styles for accessibility */
a:focus,
button:focus {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}