/* =================== RESET Y BASE =================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: #1a1a1a;
    line-height: 1.6;
    overflow-x: hidden;
    background: #ffffff;
    font-weight: 300;
    letter-spacing: 0.3px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

/* =================== HEADER & NAVIGATION =================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.5);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 5%;
    max-width: 1800px;
    margin: 0 auto;
}

.nav-brand a {
    font-size: 0.75rem;
    font-weight: 600;
    color: #1a1a1a;
    text-decoration: none;
    letter-spacing: 2px;
    transition: opacity 0.3s ease;
}

.nav-brand a:hover {
    opacity: 0.6;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 3rem;
    align-items: center;
}

.nav-link {
    color: #1a1a1a;
    text-decoration: none;
    font-weight: 400;
    font-size: 0.7rem;
    letter-spacing: 1.5px;
    position: relative;
    transition: opacity 0.3s ease;
}

.nav-link:hover {
    opacity: 0.5;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 1px;
    background: #1a1a1a;
    transition: all 0.3s ease;
}

/* =================== HERO SECTION =================== */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7);
    animation: zoomIn 1.5s ease-out;
}

.hero-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: #ffffff;
    padding: 2rem;
    align-self: flex-end;
    padding-bottom: 0;
    animation: fadeInUp 1s ease-out 0.5s backwards;
}

.hero-tag {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 3px;
    margin-bottom: 1rem;
    opacity: 0.9;
    animation: fadeIn 1s ease-out 0.7s backwards;
}

.hero-text {
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    font-weight: 300;
    line-height: 1.8;
    opacity: 0.95;
    letter-spacing: 0.5px;
    margin-bottom: 2rem;
    animation: fadeIn 1s ease-out 0.9s backwards;
}

.hero-title {
    font-family: 'Crimson Text', serif;
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 400;
    line-height: 1;
    letter-spacing: 2px;
    margin-top: 0;
    animation: fadeInUp 1.2s ease-out 1.1s backwards;
}

/* =================== INTRO SECTION =================== */
.intro-section {
    padding: 8rem 5%;
    text-align: center;
    background: #ffffff;
}

.intro-container {
    max-width: 900px;
    margin: 0 auto;
}

.intro-text {
    font-size: clamp(1.2rem, 2vw, 1.8rem);
    line-height: 1.8;
    color: #1a1a1a;
    font-weight: 300;
    letter-spacing: 0.3px;
    opacity: 0;
    animation: fadeInUp 1s ease-out forwards;
}

.intro-text.visible {
    animation: fadeInUp 1s ease-out forwards;
}

.intro-text strong {
    font-weight: 500;
}

/* =================== SPLIT SECTIONS =================== */
.split-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
}

.split-section.reverse {
    direction: rtl;
}

.split-section.reverse > * {
    direction: ltr;
}

.split-image {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5%;
    background-color: #f8f8f8;
}

.split-image img {
    width: 80%;
    height: auto;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 50%;    opacity: 0;
    transform: scale(0.8);
    transition: transform 0.6s ease, opacity 0.6s ease;
}

.split-image.visible img {
    opacity: 1;
    transform: scale(1);
    animation: scaleIn 1s ease-out forwards;}

.split-content {
    display: flex;
    align-items: center;
    padding: 5%;
    background: #f8f8f8;
}

.split-inner {
    max-width: 600px;
    margin: 0 auto;
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.8s ease;
}

.split-section.reverse .split-inner {
    transform: translateX(30px);
}

.split-inner.visible {
    opacity: 1;
    transform: translateX(0);
}

.section-subtitle {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 3px;
    margin-bottom: 2rem;
    color: #666;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease 0.2s;
}

.split-inner.visible .section-subtitle {
    opacity: 1;
    transform: translateY(0);
}

.section-heading {
    font-family: 'Crimson Text', serif;
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: 2rem;
    color: #1a1a1a;
    letter-spacing: 1px;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease 0.4s;
}

.split-inner.visible .section-heading,
.text-center-content.visible .section-heading {
    opacity: 1;
    transform: translateY(0);
}

.section-text {
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    line-height: 1.8;
    color: #4a4a4a;
    margin-bottom: 3rem;
    font-weight: 300;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease 0.6s;
}

.split-inner.visible .section-text,
.text-center-content.visible .section-text,
.text-center-content.visible .center-text {
    opacity: 1;
    transform: translateY(0);
}

.btn-link {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 2px;
    color: #1a1a1a;
    text-decoration: none;
    padding: 1rem 2rem;
    border: 1px solid #1a1a1a;
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
}

.split-inner.visible .btn-link {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.6s ease 0.8s, background 0.3s ease, color 0.3s ease;
}

.btn-link:hover {
    background: #1a1a1a;
    color: #ffffff;
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.feature-item {
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.6s ease;
}

.split-section.reverse .feature-item {
    transform: translateX(20px);
}

.feature-item:nth-child(1) { transition-delay: 0.8s; }
.feature-item:nth-child(2) { transition-delay: 1s; }
.feature-item:nth-child(3) { transition-delay: 1.2s; }

.split-inner.visible .feature-item {
    opacity: 1;
    transform: translateX(0);
}

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

.feature-item h4 {
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
    color: #1a1a1a;
}

.feature-item p {
    font-size: 0.95rem;
    color: #666;
    font-weight: 300;
}

/* =================== FULL IMAGE SECTION =================== */
.full-image-section {
    height: 100vh;
    overflow: hidden;
    position: relative;
}

.full-image-wrapper {
    width: 100%;
    height: 150%;
    position: absolute;
    top: -50%;
    left: 0;
    will-change: transform;
}

.full-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translateZ(0);
}

/* =================== TEXT CENTER SECTIONS =================== */
.text-center-section {
    padding: 8rem 5%;
    text-align: center;
    background: #ffffff;
}

.text-center-section.dark {
    background: #1a1a1a;
    color: #ffffff;
}

.text-center-section.dark .section-subtitle {
    color: #999;
}

.text-center-section.dark .section-heading {
    color: #ffffff;
}

.text-center-content {
    max-width: 900px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.text-center-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.center-text {
    font-size: clamp(1.1rem, 1.8vw, 1.4rem);
    line-height: 1.9;
    color: #4a4a4a;
    font-weight: 300;
    margin-top: 2rem;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease 0.4s;
}

.center-text strong {
    font-weight: 500;
    color: #1a1a1a;
}

/* =================== VALUES GRID =================== */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 4rem;
    margin-top: 5rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.value-item {
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.value-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.value-item:nth-child(1) { transition-delay: 0.1s; }
.value-item:nth-child(2) { transition-delay: 0.2s; }
.value-item:nth-child(3) { transition-delay: 0.3s; }
.value-item:nth-child(4) { transition-delay: 0.4s; }

.value-item h3 {
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 2px;
    margin-bottom: 1rem;
    color: #ffffff;
}

.value-item p {
    font-size: 1rem;
    line-height: 1.7;
    color: #999;
    font-weight: 300;
}

/* =================== ACTIVITIES SECTION =================== */
.activities-section {
    padding: 0;
}

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

.activity-card {
    position: relative;
    min-height: 70vh;
    overflow: hidden;
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.activity-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.activity-card:nth-child(1) { transition-delay: 0.2s; }
.activity-card:nth-child(2) { transition-delay: 0.4s; }

.activity-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.activity-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.6);
    transition: transform 0.6s ease;
}

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

.activity-content {
    position: relative;
    z-index: 10;
    color: #ffffff;
    padding: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    height: 100%;
}

.activity-content h3 {
    font-family: 'Crimson Text', serif;
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.activity-content p {
    font-size: 1rem;
    line-height: 1.7;
    opacity: 0.95;
    font-weight: 300;
    max-width: 400px;
}

/* =================== FOOTER =================== */
.footer {
    background: #0a0a0a;
    color: #ffffff;
    padding: 5rem 5% 3rem;
}

.footer-container {
    max-width: 1800px;
    margin: 0 auto;
}

.footer-brand {
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 1rem;
}

.footer-brand p {
    font-size: 0.9rem;
    color: #666;
    font-weight: 300;
}

.footer-links {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.footer-links a {
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 1.5px;
    color: #999;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #ffffff;
}

.footer-bottom {
    padding-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    font-size: 0.7rem;
    color: #666;
    letter-spacing: 1px;
}

.footer-signature {
    font-size: 0.65rem;
    color: #444;
    letter-spacing: 1px;
    font-weight: 300;
    transition: color 0.3s ease;
}

.footer-signature a {
    color: #666;
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
}

.footer-signature a:hover {
    color: #ffffff;
}

/* =================== RESPONSIVE =================== */
@media (max-width: 1024px) {
    .split-section {
        grid-template-columns: 1fr;
    }
    
    .split-section.reverse {
        direction: ltr;
    }
    
    .split-image {
        min-height: 50vh;
    }
    
    .split-content {
        padding: 4rem 5%;
    }
    
    .activities-grid {
        grid-template-columns: 1fr;
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        padding: 2rem;
        transition: right 0.3s ease;
        border-top: 1px solid rgba(0, 0, 0, 0.05);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 2rem;
        align-items: flex-start;
    }
    
    .nav-link {
        font-size: 0.9rem;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .intro-section {
        padding: 5rem 5%;
    }
    
    .text-center-section {
        padding: 5rem 5%;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .activity-content {
        padding: 2rem;
    }
    
    .footer {
        padding: 3rem 5% 2rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-heading {
        font-size: 2rem;
    }
    
    .intro-text {
        font-size: 1.1rem;
    }
}

/* =================== KEYFRAMES ANIMATIONS =================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes zoomIn {
    from {
        transform: scale(1.2);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes slideInLeft {
    from {
        transform: translateX(-100px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}