/* ===== VARIABLES CSS ===== */
:root {
    /* Paleta de colores My Melody */
    --color-primary: #efafd8;     /* Rosa claro principal */
    --color-secondary: #f1bcd4;   /* Rosa medio */
    --color-accent: #ffa0ce;      /* Rosa vibrante */
    --color-highlight: #f295be;   /* Rosa intenso */
    --color-deep: #e36aa5;        /* Rosa profundo */
    
    /* Colores adicionales */
    --color-white: #ffffff;
    --color-text-dark: #2d2d2d;
    --color-text-light: #666666;
    --color-shadow: rgba(227, 106, 165, 0.2);
    --color-overlay: rgba(239, 175, 216, 0.9);
    
    /* Tipografía */
    --font-primary: 'Poppins', sans-serif;
    --font-script: 'Dancing Script', cursive;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Transiciones */
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
    --transition-slow: 0.8s ease;
    
    /* Sombras */
    --shadow-light: 0 2px 10px rgba(227, 106, 165, 0.1);
    --shadow-medium: 0 5px 20px rgba(227, 106, 165, 0.15);
    --shadow-heavy: 0 10px 30px rgba(227, 106, 165, 0.2);
}

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

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--color-text-dark);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    min-height: 100vh;
    overflow-x: hidden;
}

/* ===== UTILIDADES ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

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

.section-title {
    font-family: var(--font-script);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-deep);
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

.title-decoration {
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-highlight));
    margin: 0 auto;
    border-radius: 2px;
    position: relative;
}

.title-decoration::before,
.title-decoration::after {
    content: '♡';
    position: absolute;
    top: -8px;
    color: var(--color-accent);
    font-size: 1.2rem;
}

.title-decoration::before {
    left: -20px;
}

.title-decoration::after {
    right: -20px;
}

/* ===== PARTÍCULAS DE FONDO ===== */
.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.particle {
    position: absolute;
    background: var(--color-accent);
    border-radius: 50%;
    opacity: 0.6;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

/* ===== NAVEGACIÓN ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    box-shadow: var(--shadow-light);
    transition: var(--transition-fast);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-script);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-deep);
}

.heart-icon {
    color: var(--color-accent);
    font-size: 1.8rem;
    animation: heartbeat 2s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-link {
    text-decoration: none;
    color: var(--color-text-dark);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 20px;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-white);
    background: linear-gradient(45deg, var(--color-accent), var(--color-highlight));
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--color-deep);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ===== SECCIÓN HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    /* Añadiendo padding-top para compensar la navegación fija */
    padding: calc(var(--spacing-xl) + 80px) 0 var(--spacing-xl) 0;
    position: relative;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 50%, var(--color-accent) 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.hero-text {
    text-align: left;
}

.hero-title {
    font-family: var(--font-script);
    margin-bottom: var(--spacing-md);
}

.title-line {
    display: block;
    font-size: 2rem;
    color: var(--color-deep);
    margin-bottom: var(--spacing-xs);
}

.title-name {
    display: block;
    font-size: 4rem;
    font-weight: 700;
    color: var(--color-white);
    text-shadow: 2px 2px 4px var(--color-shadow);
    margin-bottom: var(--spacing-xs);
    animation: glow 3s ease-in-out infinite alternate;
}

@keyframes glow {
    from { text-shadow: 2px 2px 4px var(--color-shadow); }
    to { text-shadow: 2px 2px 20px var(--color-deep); }
}

.title-subtitle {
    display: block;
    font-size: 1.5rem;
    color: var(--color-deep);
}

.hero-date {
    font-size: 1.2rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.hero-hearts {
    display: flex;
    gap: var(--spacing-sm);
}

.floating-heart {
    font-size: 2rem;
    animation: bounce 2s ease-in-out infinite;
}

.floating-heart:nth-child(2) {
    animation-delay: 0.5s;
}

.floating-heart:nth-child(3) {
    animation-delay: 1s;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.hero-image {
    display: flex;
    justify-content: center;
}

.image-frame {
    position: relative;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: var(--shadow-heavy);
    border: 5px solid var(--color-white);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.hero-melody {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* Asegurar que la imagen permanezca fija sin transformaciones adicionales */
    transform: none !important;
    transition: none;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--color-white);
    animation: fadeInOut 2s ease-in-out infinite;
}

@keyframes fadeInOut {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--color-white);
    border-bottom: 2px solid var(--color-white);
    transform: rotate(45deg);
    margin: var(--spacing-xs) auto;
    animation: arrowBounce 2s ease-in-out infinite;
}

@keyframes arrowBounce {
    0%, 100% { transform: rotate(45deg) translateY(0); }
    50% { transform: rotate(45deg) translateY(10px); }
}

/* ===== SECCIÓN CARTA ===== */
.carta-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
    position: relative;
}

.carta-container {
    max-width: 800px;
    margin: 0 auto;
}

.carta-paper {
    background: var(--color-white);
    border-radius: 15px;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-heavy);
    position: relative;
    border: 1px solid var(--color-primary);
}

.paper-decoration {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 50px;
    height: 50px;
    background: var(--color-accent);
    border-radius: 50%;
    opacity: 0.3;
}

.paper-decoration::before {
    content: '♡';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-white);
    font-size: 1.5rem;
}

.carta-content {
    line-height: 1.8;
}

.carta-greeting {
    font-family: var(--font-script);
    font-size: 1.5rem;
    color: var(--color-deep);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.carta-paragraph {
    margin-bottom: var(--spacing-md);
    text-align: justify;
    font-size: 1.1rem;
    color: var(--color-text-dark);
}

.carta-closing {
    font-size: 1.2rem;
    color: var(--color-deep);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.carta-signature {
    font-family: var(--font-script);
    font-size: 1.3rem;
    color: var(--color-deep);
    text-align: right;
    margin-top: var(--spacing-md);
}

/* ===== ESTILOS DEL SOBRE INTERACTIVO ===== */

/* Contenedor principal del sobre y carta */
.envelope-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh;
    margin: var(--spacing-xl) 0;
    z-index: 100; /* Z-index alto para el contenedor */
}

/* Corazones flotantes decorativos */
.floating-hearts {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none; /* Los corazones no interfieren con los clics */
    z-index: 1;
}

.heart {
    position: absolute;
    font-size: 1.5rem;
    opacity: 0.7;
    animation: floatHeart 4s ease-in-out infinite;
}

/* Posicionamiento individual de cada corazón */
.heart-1 { top: 10%; left: 15%; animation-delay: 0s; }
.heart-2 { top: 20%; right: 20%; animation-delay: 1s; }
.heart-3 { bottom: 30%; left: 10%; animation-delay: 2s; }
.heart-4 { bottom: 15%; right: 15%; animation-delay: 3s; }
.heart-5 { top: 50%; left: 5%; animation-delay: 0.5s; }
.heart-6 { top: 40%; right: 8%; animation-delay: 2.5s; }

/* Animación de flotación para los corazones */
@keyframes floatHeart {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg); 
        opacity: 0.7; 
    }
    50% { 
        transform: translateY(-15px) rotate(5deg); 
        opacity: 1; 
    }
}

/* Sobre cerrado - Estructura principal */
.envelope {
    position: relative;
    width: 400px;
    height: 280px;
    cursor: pointer;
    transition: var(--transition-medium);
    z-index: 2;
    margin: 0 auto;
}

.envelope:hover {
    transform: translateY(-5px);
    filter: drop-shadow(0 10px 20px rgba(227, 106, 165, 0.3));
}

/* Parte trasera del sobre */
.envelope-back {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-white) 0%, #f8f8f8 100%);
    border: 3px solid var(--color-primary);
    border-radius: 8px;
    box-shadow: var(--shadow-medium);
}

/* Solapa del sobre */
.envelope-flap {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 45%; /* Altura reducida para evitar superposición */
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    clip-path: polygon(0 0, 100% 0, 50% 85%); /* Forma triangular ajustada */
    border-radius: 8px 8px 0 0;
    z-index: 1; /* Z-index bajo para que no tape los nombres */
    transition: var(--transition-medium);
}

/* Sello del sobre con corazón */
.envelope-seal {
    position: absolute;
    top: 30%; /* Centrado verticalmente entre la solapa y el frente */
    left: 45%; /* Centrado horizontalmente */
    transform: translate(-50%, -50%); /* Centrado perfecto */
    width: 40px;
    height: 40px;
    background: var(--color-white);
    border: 2px solid var(--color-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999; /* Z-index máximo para estar sobre absolutamente todo */
    animation: heartbeat 2s ease-in-out infinite;
    box-shadow: 0 2px 8px rgba(227, 106, 165, 0.3); /* Sombra para destacar */
}

.seal-heart {
    font-size: 1.2rem;
    color: var(--color-accent);
}

/* Frente del sobre con dirección */
.envelope-front {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60%;
    background: var(--color-white);
    border: 3px solid var(--color-primary);
    border-radius: 0 0 8px 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.envelope-address {
    text-align: center;
    padding: var(--spacing-md);
}

.address-to, .address-from {
    font-family: var(--font-script);
    font-size: 1.3rem;
    margin: var(--spacing-xs) 0;
    color: var(--color-deep);
}

.name-highlight {
    color: var(--color-accent);
    font-weight: 600;
}

/* Instrucciones para abrir el sobre */
.open-instruction {
    position: absolute;
    bottom: -110px; /* Subido para que no quede debajo de la carta */
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--color-deep);
    font-weight: 500;
    animation: fadeInOut 2s ease-in-out infinite;
    z-index: 3; /* Z-index alto para asegurar visibilidad */
}

.click-indicator {
    font-size: 1.5rem;
    margin-top: var(--spacing-xs);
    animation: bounce 1.5s ease-in-out infinite;
}

/* Animación de parpadeo para las instrucciones */
@keyframes fadeInOut {
    0%, 100% { opacity: 0.7; transform: translateX(-50%) translateY(0px); }
    50% { opacity: 1; transform: translateX(-50%) translateY(-3px); }
}

/* Botón para cerrar la carta */
.close-letter-container {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-md);
    border-top: 2px solid var(--color-primary);
}

.close-letter-btn {
    background: linear-gradient(45deg, var(--color-accent), var(--color-highlight));
    color: var(--color-white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 25px;
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-medium);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin: 0 auto;
}

.close-letter-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
    background: linear-gradient(45deg, var(--color-highlight), var(--color-deep));
}

.btn-icon {
    font-size: 1rem;
    animation: heartbeat 1.5s ease-in-out infinite;
}

/* ===== SECCIÓN GALERÍA ===== */
.galeria-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
}

.galeria-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.galeria-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    transition: var(--transition-medium);
    cursor: pointer;
    aspect-ratio: 1;
}

.galeria-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-heavy);
}

.galeria-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-medium);
}

.galeria-item:hover img {
    transform: scale(1.1);
}

.galeria-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-overlay);
    opacity: 0;
    transition: var(--transition-fast);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm);
    text-align: center;
    box-sizing: border-box; /* Asegurar que el padding no cause overflow */
}

.galeria-item:hover .galeria-overlay {
    opacity: 1;
}

/* Estilos para mensajes personalizados en la galería */
.galeria-message {
    color: var(--color-white);
    font-size: 0.85rem;
    font-weight: 500;
    line-height: 1.3;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    margin-bottom: var(--spacing-xs);
    padding: 0 var(--spacing-xs);
    max-width: 100%;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 5; /* Aumentado a 5 líneas para mostrar mensajes completos */
    -webkit-box-orient: vertical;
    line-clamp: 5; /* Propiedad estándar CSS */
    animation: fadeInUp 0.5s ease-out;
    text-align: center;
    word-wrap: break-word;
    hyphens: auto;
}

.galeria-heart {
    font-size: 2rem;
    color: var(--color-white);
    animation: pulse 1s ease-in-out infinite;
    margin-top: var(--spacing-xs);
}

/* Animación para la aparición del mensaje */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mantener la animación del corazón original */
.galeria-overlay::before {
    display: none; /* Ocultar el corazón original del CSS */
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* ===== SECCIÓN MY MELODY ===== */
.melody-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.melody-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.melody-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition-medium);
    cursor: pointer;
    aspect-ratio: 1;
    border: 3px solid var(--color-primary);
}

.melody-item:hover {
    transform: rotate(5deg) scale(1.05);
    box-shadow: var(--shadow-heavy);
    border-color: var(--color-accent);
}

.melody-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-medium);
}

.melody-item:hover img {
    transform: scale(1.1);
}

/* ===== MODAL ===== */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    margin: 5% auto;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-image {
    max-width: 100%;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 10px;
    box-shadow: var(--shadow-heavy);
}

.modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: var(--color-white);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.modal-close:hover {
    color: var(--color-accent);
    transform: scale(1.2);
}

.modal-navigation {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 var(--spacing-md);
    transform: translateY(-50%);
}

.modal-prev,
.modal-next {
    background: var(--color-accent);
    color: var(--color-white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-prev:hover,
.modal-next:hover {
    background: var(--color-deep);
    transform: scale(1.1);
}

/* ===== FOOTER ===== */
.footer {
    background: linear-gradient(135deg, var(--color-deep) 0%, var(--color-highlight) 100%);
    color: var(--color-white);
    padding: var(--spacing-lg) 0;
    text-align: center;
}

.footer-content {
    max-width: 600px;
    margin: 0 auto;
}

.footer-text {
    font-family: var(--font-script);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.footer-date {
    font-size: 1rem;
    opacity: 0.8;
}

/* ===== RESPONSIVE DESIGN ===== */

/* Tablets */
@media (max-width: 768px) {
    :root {
        --spacing-xl: 3rem;
        --spacing-lg: 2rem;
    }
    
    /* Ajustando la navegación para pantallas medianas */
    .navbar {
        padding: var(--spacing-xs) 0;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 60px; /* Reduciendo la altura del top para mejor ajuste */
        flex-direction: column;
        background: var(--color-white);
        width: 100%;
        text-align: center;
        transition: var(--transition-fast);
        box-shadow: var(--shadow-medium);
        padding: var(--spacing-md) 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    /* Ajustando el hero para pantallas medianas */
    .hero {
        /* Reduciendo el padding-top para tablets */
        padding: calc(var(--spacing-xl) + 60px) 0 var(--spacing-xl) 0;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .title-name {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .galeria-grid,
    .melody-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--spacing-sm);
    }
    
    .carta-paper {
        padding: var(--spacing-md);
    }
}

/* Móviles */
@media (max-width: 480px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-lg: 1.5rem;
    }
    
    /* Ajustando la navegación para móviles */
    .navbar {
        padding: 0.5rem 0; /* Padding más pequeño para móviles */
    }
    
    .nav-menu {
        top: 50px; /* Altura reducida para móviles */
    }
    
    /* Ajustando el hero para móviles */
    .hero {
        /* Padding-top más pequeño para móviles */
        padding: calc(var(--spacing-xl) + 50px) 0 var(--spacing-xl) 0;
        min-height: 100vh; /* Asegurando altura mínima completa */
    }
    
    .container {
        padding: 0 var(--spacing-xs);
    }
    
    .hero-content {
        padding: 0 var(--spacing-xs);
    }
    
    .title-line {
        font-size: 1.5rem;
    }
    
    .title-name {
        font-size: 2.5rem;
    }
    
    .title-subtitle {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .image-frame {
        width: 250px;
        height: 250px;
    }
    
    .galeria-grid,
    .melody-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: var(--spacing-xs);
    }
    
    .carta-paper {
        padding: var(--spacing-sm);
        margin: 0 var(--spacing-xs);
    }
    
    .carta-paragraph {
        font-size: 1rem;
    }
    
    .modal-content {
        margin: 10% auto;
        padding: var(--spacing-sm);
    }
    
    .modal-navigation {
        padding: 0 var(--spacing-sm);
    }
    
    .modal-prev,
    .modal-next {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
}

/* Animaciones adicionales */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Clases de animación */
.animate-slide-left {
    animation: slideInLeft 0.8s ease-out;
}

.animate-slide-right {
    animation: slideInRight 0.8s ease-out;
}

.animate-fade-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Estados de carga */
.loading {
    opacity: 0.5;
    pointer-events: none;
}

.loaded {
    opacity: 1;
    pointer-events: auto;
    transition: opacity var(--transition-medium);
}

/* Efectos de hover mejorados */
.galeria-item,
.melody-item {
    position: relative;
    overflow: hidden;
}

.galeria-item::before,
.melody-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: var(--transition-medium);
    z-index: 1;
}

.galeria-item:hover::before,
.melody-item:hover::before {
    left: 100%;
}

/* ===== RESPONSIVE DESIGN - GALERÍA ===== */
@media (max-width: 768px) {
    .galeria-item,
    .melody-item {
        margin-bottom: var(--spacing-sm);
    }
    
    .galeria-item::before,
    .melody-item::before {
        opacity: 0.7;
    }
    
    .galeria-item:hover::before,
    .melody-item:hover::before {
        opacity: 0.9;
    }
    
    /* Ajustes para mensajes en dispositivos móviles */
    .galeria-message {
        font-size: 0.75rem;
        line-height: 1.2;
        -webkit-line-clamp: 4; /* Aumentado a 4 líneas en móvil */
        line-clamp: 4; /* Propiedad estándar CSS */
        padding: 0 0.25rem;
    }
    
    .galeria-heart {
        font-size: 1.5rem;
    }
    
    .galeria-overlay {
        padding: 0.5rem;
    }
    
    /* ===== MODAL RESPONSIVE ===== */
    .modal-content {
        margin: 0;
        max-width: 100%;
        max-height: 100%;
        width: 100vw;
        height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: var(--spacing-sm);
        box-sizing: border-box;
    }
    
    .modal-image {
        max-width: calc(100vw - 2rem);
        max-height: calc(100vh - 4rem);
        width: auto;
        height: auto;
        object-fit: contain;
        border-radius: 8px;
    }
    
    .modal-close {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
        font-size: 1.8rem;
        z-index: 2001;
        background: rgba(0, 0, 0, 0.5);
        width: 40px;
        height: 40px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .modal-navigation {
        padding: 0 var(--spacing-sm);
    }
    
    .modal-prev,
    .modal-next {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
}