/* --- DITF Analysis Project - estilos.css v2.2 --- */
/* --- Author: Renzo Fernando Mosquera Daza & Gemini --- */

/* --- Reseteo Básico y Configuración Global --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-red: #fe3e1a;
    --color-blue: #00a8e1;
    --color-orange: #f47521;
    --color-green-spotify: #1DB954;
    --color-manga-bg: #333;
    --dark-bg: #0A0C0F;
    --light-bg: #14161a;
    --card-bg: #1A1C20;
    --border-color: rgba(255, 255, 255, 0.08);
    --glow-color: rgba(0, 168, 225, 0.6);
    --text-primary: #F0F0F0;
    --text-secondary: #A0A0A0;
    --font-body: 'Lato', sans-serif;
    --font-heading: 'Roboto Slab', serif;
    --navbar-height: 70px;
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.45s cubic-bezier(0.165, 0.84, 0.44, 1);
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

body.lightbox-active,
body.nav-active {
    overflow: hidden;
}

body::-webkit-scrollbar {
    width: 12px;
}
body::-webkit-scrollbar-track {
    background: var(--dark-bg);
}
body::-webkit-scrollbar-thumb {
    background-color: var(--card-bg);
    border-radius: 20px;
    border: 3px solid var(--dark-bg);
}
body::-webkit-scrollbar-thumb:hover {
    background-color: var(--color-blue);
}

/* --- Barra de Navegación --- */
.navbar {
    height: var(--navbar-height);
    width: 100%;
    position: fixed;
    top: 0; left: 0;
    z-index: 1000;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: background-color 0.4s ease, border-color 0.4s ease, backdrop-filter 0.4s ease, box-shadow 0.4s ease, transform var(--transition-fast);
}

.navbar.scrolled {
    background: rgba(10, 12, 15, 0.94);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-bottom-color: var(--border-color);
    box-shadow: none;
}

.navbar-content {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo img {
    height: 40px;
    transition: opacity var(--transition-fast);
}
.nav-logo:hover img {
    opacity: 0.85;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 40px;
}
.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    position: relative;
    padding: 5px 0;
    transition: color var(--transition-fast);
}
.nav-links a:hover { color: var(--text-primary); }
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--color-blue);
    border-radius: 2px;
    transition: width 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}
.nav-links a:hover::after { width: 100%; }

/* --- Cabecera Hero --- */
.hero-header {
    height: 100vh;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-background-video-wrapper {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 1;
}
.hero-background-video {
    width: 100%; height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute; top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(to top, var(--dark-bg) 5%, rgba(10, 12, 15, 0.5) 50%, transparent 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    padding: 0 20px;
}
.hero-content .author-line {
    font-size: clamp(0.9rem, 1.8vw, 1.1rem);
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 400;
    letter-spacing: 1px;
}
.hero-content h1 {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 700; margin: 0;
    text-shadow: 0 5px 30px rgba(0,0,0,0.9);
    color: #fff;
    letter-spacing: -2px;
}
.hero-content .subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    max-width: 750px;
    margin: 25px auto 40px;
    color: var(--text-primary);
    text-shadow: 0 2px 20px rgba(0,0,0,0.9);
    line-height: 1.6;
}

.hero-buttons-container {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.hero-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    border-radius: 50px;
    border: 1px solid;
    transition: transform var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
}
.hero-button.crunchyroll {
    background: #281511;
    border-color: rgba(254, 62, 26, 0.7);
}
.hero-button.crunchyroll:hover {
    background: #351914;
    transform: translateY(-2px);
}
.hero-button.manga {
    background: #1b1d20;
    border-color: rgba(240, 240, 240, 0.28);
}
.hero-button.manga:hover {
    background: #24272b;
    color: var(--text-primary);
    border-color: rgba(240, 240, 240, 0.48);
    transform: translateY(-2px);
}
.hero-button.spotify {
    background: #102319;
    border-color: rgba(29, 185, 84, 0.6);
}
.hero-button.spotify:hover {
    background: #142d20;
    transform: translateY(-2px);
}
.hero-button svg {
    width: 20px; height: 20px;
}

/* --- Contenido Principal --- */
.container { max-width: 1250px; margin: 0 auto; padding: 0 24px; }
.page-content { padding-top: 120px; }

/* --- Títulos de Sección --- */
.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    text-align: center;
    color: var(--text-primary);
    margin: 140px 0 70px;
    position: relative;
    letter-spacing: -1px;
}
.section-title::after {
    content: ''; display: block; width: 0px; height: 4px;
    background: var(--color-blue);
    border-radius: 2px; margin: 25px auto 0;
    transition: width 0.5s ease;
}
.is-visible .section-title::after {
    width: 72px;
}
#pilares .section-title { margin-top: 0; }

/* --- Sección Pilares --- */
.key-points-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}
.point-card {
    background-color: var(--card-bg);
    padding: 40px; border-radius: 16px;
    border: 1px solid var(--border-color);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
}
.point-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px rgba(0,0,0,0.4);
    border-color: var(--color-blue);
}
.point-card::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 50%; height: 100%;
    background: linear-gradient(to right, transparent, rgba(255,255,255,0.07), transparent);
    transform: skewX(-30deg);
    transition: left 0.8s ease;
}
.point-card:hover::before {
    left: 150%;
}
.point-card .card-icon {
    width: 64px; height: 64px; border-radius: 14px;
    display: grid; place-items: center; margin: 0 auto 25px;
    background-color: var(--light-bg);
    color: var(--icon-color);
    transition: all var(--transition-fast);
}
.point-card:hover .card-icon {
    box-shadow: 0 0 25px var(--icon-color);
    transform: scale(1.1) rotate(5deg);
}
.card-icon svg { width: 32px; height: 32px; }
.point-card h3 { font-family: var(--font-heading); font-size: 1.6rem; color: var(--text-primary); margin-top: 0; margin-bottom: 15px; }
.point-card p { margin: 0; color: var(--text-secondary); line-height: 1.6; }

/* --- Sección Jian --- */
.jian-section {
    display: grid;
    grid-template-columns: 1fr;
    align-items: center;
    gap: 50px;
    margin-top: 140px;
    padding: 60px;
    background: var(--card-bg);
    border-radius: 24px;
    border: 1px solid var(--border-color);
}
.jian-section .section-title { margin-top: 0; text-align: left; }
.jian-section .section-title::after { margin-left: 0; }
.jian-image {
    position: relative;
}
.jian-image img {
    width: 100%;
    max-width: 400px;
    display: block;
    margin: 0 auto;
    filter: drop-shadow(0 0 30px rgba(244, 117, 33, 0.4));
    transition: transform 0.5s ease;

    /* WebKit (Chrome, Safari) */
    -webkit-mask-image: -webkit-linear-gradient(to bottom left, black 70%, transparent 100%);

    /* Estándar (algunos navegadores modernos) */
    mask-image: linear-gradient(to bottom left, black 70%, transparent 100%);
}

.jian-section:hover .jian-image img {
    transform: scale(1.05);
}
.jian-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}
.jian-cta {
    display: inline-block; margin-top: 30px;
    font-weight: 700; font-size: 1.1rem;
    color: var(--color-orange);
    text-decoration: none;
    transition: transform var(--transition-fast), letter-spacing var(--transition-fast);
}
.jian-cta:hover { transform: translateX(8px); letter-spacing: 0.5px; }

/* --- Lista de Episodios --- */
.episodes-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(325px, 1fr));
    gap: 30px;
}
.episode-card {
    background-color: var(--card-bg); border-radius: 12px;
    overflow: hidden; transition: all var(--transition-fast);
    border: 1px solid var(--border-color); text-decoration: none;
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    padding: 25px;
}
.episode-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 24px rgba(0,0,0,0.22);
    border-color: rgba(254, 62, 26, 0.72);
}
.episode-card .episode-header {
    display: flex;
    align-items: center;
    gap: 20px;
    width: 100%;
}
.episode-number {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    line-height: 1;
    color: var(--text-secondary);
    transition: color var(--transition-fast), transform var(--transition-fast);
}
.episode-card:hover .episode-number {
    color: var(--color-red);
    transform: none;
}
.episode-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 100%;
}
.episode-content h3 {
    margin: 0 0 15px;
    font-family: var(--font-heading);
    font-size: 1.3rem;
    transition: color var(--transition-fast);
}
.episode-card:hover h3 {
    color: var(--color-blue);
}
.episode-cta {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-blue);
    text-decoration: none;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    align-self: flex-start;
    margin-top: auto;
}
.episode-card:hover .episode-cta {
    opacity: 1;
    transform: none;
}

/* --- Sección de Galería --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 350px), 1fr));
    grid-auto-flow: dense;
    gap: 25px;
}
.gallery-item {
    display: block;
    overflow: hidden;
    border-radius: 12px;
    position: relative;
    box-shadow: 0 8px 20px rgba(0,0,0,0.3);
    aspect-ratio: 16 / 9;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.4);
}
.gallery-item[data-span="2"] {
    grid-column: span 2;
}
.gallery-item img {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-smooth);
}
.gallery-item:hover img {
    transform: scale(1.08);
}
.gallery-item::before { /* Onda expansiva */
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 0; height: 0;
    background: rgba(10, 12, 15, 0.7);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.5s ease, height 0.5s ease;
}
.gallery-item:hover::before {
    width: 250%; /* Suficientemente grande para cubrir la imagen */
    height: 250%;
}
.gallery-item::after { /* Texto */
    content: 'Ver Imagen';
    font-family: var(--font-heading);
    position: absolute;
    inset: 0;
    display: grid;
    place-content: center;
    color: var(--text-primary);
    font-size: 1.2rem;
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.4s ease 0.1s, transform 0.4s ease 0.1s;
}
.gallery-item:hover::after {
    opacity: 1;
    transform: scale(1);
}


/* --- Animaciones de Entrada --- */
.animate-on-load, .animate-on-scroll {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.55s ease, transform 0.55s ease;
}
.animate-on-load { transition-delay: 0.15s; }
.hero-content .hero-buttons-container.animate-on-load { transition-delay: 0.25s; }
.animate-on-scroll.is-visible, body.loaded .animate-on-load {
    opacity: 1;
    transform: translateY(0);
}

/* --- Footer --- */
.site-footer {
    padding: 72px 20px;
    margin-top: 140px;
    border-top: 1px solid var(--border-color);
    background: var(--light-bg);
}
.about-me-content {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 60px;
    text-align: left;
}
.about-me-image {
    flex-shrink: 0;
    width: 220px;
    height: 260px;
    background-image: url('../../assets/branding/foto-perfil.png');
    background-size: cover;
    background-position: center;
    border-radius: 16px;
    position: relative;
    box-shadow: 0 15px 35px rgba(0,0,0,0.4);
}
.about-me-image::before {
    content: '';
    position: absolute;
    top: -12px; left: -12px;
    width: 100%; height: 100%;
    border: 3px solid var(--color-blue);
    border-radius: 16px;
    z-index: -1;
    transition: border-color var(--transition-fast);
}
.site-footer:hover .about-me-image::before {
    transform: none;
}
.about-me-text .section-title {
    text-align: left;
    margin-top: 0;
    margin-bottom: 25px;
    font-size: clamp(2rem, 4vw, 3rem);
}
.about-me-text .section-title::after {
    margin-left: 0;
}
.about-me-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}
.about-me-text p strong { color: var(--text-primary); }

.github-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: 30px;
    padding: 12px 24px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 700;
    transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}
.github-link:hover {
    background-color: var(--text-primary);
    color: var(--dark-bg);
    border-color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: none;
}
.github-link svg { width: 20px; height: 20px; }


.project-footer {
    width: min(1250px, calc(100% - 48px));
    margin: 0 auto;
    padding: 28px 0 36px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-align: center;
}

.project-footer p {
    margin: 4px 0;
}

.project-footer a {
    color: var(--text-primary);
    text-decoration: none;
}

.project-footer a:hover,
.project-footer a:focus-visible {
    text-decoration: underline;
}

/* --- Botón Volver Arriba --- */
.back-to-top {
    position: fixed;
    bottom: 30px; right: 30px;
    width: 50px; height: 50px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: var(--text-primary);
    text-decoration: none;
    z-index: 100;
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    transition: opacity 0.4s ease, transform 0.4s ease, background-color var(--transition-fast), box-shadow var(--transition-fast);
}
.back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.back-to-top:hover {
    background-color: var(--color-red);
    box-shadow: 0 0 20px rgba(254, 62, 26, 0.5);
}

/* --- Lightbox de la Galería --- */
.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    inset: 0;
    background-color: rgba(10, 12, 15, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.lightbox.active { display: flex; }
.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90vw;
    max-height: 85vh;
    animation: zoomIn 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}
@keyframes zoomIn {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}
.lightbox-close {
    position: absolute;
    top: 20px; right: 40px;
    color: #f1f1f1;
    font-size: 45px;
    font-weight: bold;
    transition: 0.3s;
    cursor: pointer;
}
.lightbox-close:hover, .lightbox-close:focus {
    color: var(--color-red);
    transform: rotate(90deg);
}
.lightbox-prev, .lightbox-next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: auto;
    padding: 18px;
    color: white;
    font-weight: bold;
    font-size: 24px;
    transition: 0.3s;
    border-radius: 8px;
    user-select: none;
    -webkit-user-select: none;
    background-color: rgba(0,0,0,0.4);
}
.lightbox-next { right: 20px; }
.lightbox-prev { left: 20px; }
.lightbox-prev:hover, .lightbox-next:hover {
    background-color: rgba(0,0,0,0.8);
}

/* --- Media Queries --- */
@media (min-width: 768px) {
    .jian-section {
        grid-template-columns: 1.1fr 0.9fr;
        gap: 80px;
    }
}
@media (max-width: 900px) {
    .gallery-item[data-span="2"] {
        grid-column: span 1;
    }
}
@media (max-width: 768px) {
    .about-me-content {
        flex-direction: column;
        text-align: center;
    }
    .about-me-text .section-title {
        text-align: center;
    }
    .about-me-text .section-title::after {
        margin: 25px auto 0;
    }
    .about-me-text .github-link {
        margin-left: auto;
        margin-right: auto;
    }
    .nav-links { display: none; }
}
@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-buttons-container { flex-direction: column; align-items: center; }
}