:root {
    --athens-blue: #4285F4;
    --athens-gold: #FFD700;
    --athens-marble: #F5F5F5;
    --athens-light-blue: #8AB4F8;
    --animation-duration: 0.8s;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #f9f9f9;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
}

.font-serif {
    font-family: 'Playfair Display', serif;
}

.transition-reveal {
    transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
}

.hidden {
    opacity: 0;
    pointer-events: none;
}

.visible-section {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.clue-box {
    padding: 1rem;
    background-color: var(--athens-marble);
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin: 1rem 0;
}

.riddle-container {
    background-color: rgba(66, 133, 244, 0.1);
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    margin: 1.5rem 0;
}

.riddle-question {
    font-size: 1.25rem;
    font-family: 'Playfair Display', serif;
    color: var(--athens-blue);
    margin-bottom: 1rem;
}

.input-field {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    outline: none;
}

.input-field:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--athens-blue);
}

.submit-button, .hint-button {
    background-color: var(--athens-blue);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 0.375rem;
    transition: background-color 0.3s;
    display: inline-block;
    min-width: 120px;
    text-align: center;
}

.submit-button:hover {
    background-color: #3b77db;
}

.hint-button {
    background-color: var(--athens-light-blue);
    color: #333;
}

.hint-button:hover {
    background-color: #a9c7fa;
}

.hint {
    font-size: 0.875rem;
    color: #4b5563;
    margin-top: 0.5rem;
}

.guide-section {
    max-width: 48rem;
    margin: 0 auto;
    padding: 1.5rem;
    background-color: white;
    border-radius: 0.5rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.bold-hint {
    font-weight: bold;
    color: #2563eb;
}

.bg-athens-blue {
    background-color: var(--athens-blue);
}

.bg-athens-blue\/10 {
    background-color: rgba(66, 133, 244, 0.1);
}

.list-disc {
    list-style-type: disc;
    margin-left: 1.25rem;
}

/* Animaciones para el scroll */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--animation-duration) ease-out, transform var(--animation-duration) ease-out;
}

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

.delay-100 {
    transition-delay: 0.1s;
}

.delay-200 {
    transition-delay: 0.2s;
}

.delay-300 {
    transition-delay: 0.3s;
}

.delay-400 {
    transition-delay: 0.4s;
}

.delay-500 {
    transition-delay: 0.5s;
}

/* Animaciones específicas */
.slide-in-right {
    transform: translateX(50px);
}

.slide-in-left {
    transform: translateX(-50px);
}

.slide-in-right.animate-visible,
.slide-in-left.animate-visible {
    transform: translateX(0);
}

.scale-up {
    transform: scale(0.8);
}

.scale-up.animate-visible {
    transform: scale(1);
}

/* Efecto parallax suave */
.parallax-section {
    position: relative;
    overflow: hidden;
}

.parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
    background-position: center;
    background-size: cover;
    transform: translateZ(0);
    transition: transform 0.2s ease-out;
}

/* Estilos para sticky headers al estilo Apple */
.sticky-header {
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 100;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

/* Fade in/out para elementos que entran y salen de la pantalla */
.fade-element {
    transition: opacity 0.5s ease;
}

.fade-out {
    opacity: 0;
}

/* Estilos para galerías de imágenes */
.gallery-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin: 2rem 0;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2);
}

.gallery-item img {
    width: 100%;
    display: block;
    transition: transform 0.5s ease;
}

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

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.75rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-caption {
    transform: translateY(0);
}

.full-width-image {
    width: 100%;
    border-radius: 0.5rem;
    margin: 2rem 0;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Imagen destacada con efecto zoom */
.featured-image {
    position: relative;
    overflow: hidden;
    border-radius: 0.5rem;
    margin: 2rem 0;
}

.featured-image img {
    width: 100%;
    display: block;
    transition: transform 0.8s ease;
}

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

.featured-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 2rem 1rem 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

/* Estilos para imágenes con efecto de profundidad */
.depth-image {
    position: relative;
    margin: 2rem 0;
}

.depth-image::before {
    content: '';
    position: absolute;
    top: 12px;
    left: 12px;
    width: 100%;
    height: 100%;
    background-color: var(--athens-blue);
    border-radius: 0.5rem;
    z-index: -1;
    transition: transform 0.3s ease;
}

.depth-image:hover::before {
    transform: translate(-8px, -8px);
}

.depth-image img {
    border-radius: 0.5rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    width: 100%;
    display: block;
}

/* Imagen con borde dorado estilo griego */
.greek-framed-image {
    border: 8px solid var(--athens-gold);
    border-radius: 0.5rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    margin: 2rem 0;
    position: relative;
}

.greek-framed-image::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 8px;
    right: 8px;
    bottom: 8px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    pointer-events: none;
}

.greek-framed-image img {
    width: 100%;
    display: block;
}