/* ==========================================================================
   CASOS.CSS - Identidad Visual Injoe Dental
   ========================================================================== */

:root {
    --gold: #c5a059;
    --gold-dark: #a68549;
    --bg-dark: #0d0d0d; /* Gris casi negro para suavizar el contraste */
    --card-bg: #151515;
    --text-light: #ffffff;
    --text-grey: #888888;
    --font-main: 'Montserrat', sans-serif;
    --font-accent: 'Cormorant Garamond', serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-light);
    font-family: var(--font-main);
    margin: 0;
    line-height: 1.6;
}

/* --- HEADER REFINADO --- */
header {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 25px 80px;
    background: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(197, 160, 89, 0.15);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-sizing: border-box;
}

.logo {
    font-family: var(--font-accent);
    font-size: 1.8rem;
    letter-spacing: 4px;
    color: var(--text-light);
    text-transform: uppercase;
}

.logo span { color: var(--gold); }

nav { display: flex; gap: 40px; align-items: center; }

.nav-link {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: 0.3s ease;
    position: relative;
    font-weight: 500;
}

.nav-link:hover, .nav-link.active { color: var(--gold); }

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: var(--gold);
}

/* --- SECCIÓN TÍTULO --- */
.page-header {
    padding: 120px 10% 60px;
    text-align: center;
}

.section-tag {
    color: var(--gold);
    font-size: 0.8rem;
    letter-spacing: 5px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 20px;
}

h1 {
    font-family: var(--font-accent);
    font-size: 4rem;
    font-weight: 400;
    line-height: 1.1;
    margin: 0;
}

h1 i { font-style: italic; }

/* --- MOSAICO DE CASOS (Grid Irregular) --- */
.media-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 250px;
    gap: 20px;
    padding: 60px 10%;
}

.case-card {
    position: relative;
    overflow: hidden;
    background: #000;
    border-radius: 2px;
}

/* Clases para variedad de tamaños */
.tall { grid-row: span 2; }
.wide { grid-column: span 2; }
.big { grid-column: span 2; grid-row: span 2; }

.case-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
    transition: transform 1s cubic-bezier(0.19, 1, 0.22, 1), opacity 0.5s;
}

.case-card:hover img {
    transform: scale(1.1);
    opacity: 1;
}

.case-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 40px;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    opacity: 0;
    transition: 0.5s ease;
    box-sizing: border-box;
}

.case-card:hover .case-overlay { opacity: 1; }

.case-overlay h3 {
    color: var(--gold);
    font-family: var(--font-accent);
    font-size: 1.8rem;
    margin: 0;
}

/* --- FOOTER PROLONGADO --- */
footer {
    background: #050505;
    padding: 100px 10% 40px; /* Más espacio arriba para que respire */
    border-top: 1px solid rgba(197, 160, 89, 0.3);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr; /* Añadimos una columna extra para prolongarlo */
    gap: 40px;
}

.footer-col h4 {
    color: var(--gold);
    letter-spacing: 3px;
    font-size: 0.75rem;
    text-transform: uppercase;
    margin-bottom: 30px;
}

.logo {
    font-size: 1.8rem;
    letter-spacing: 4px;
    text-decoration: none;
    color: var(--white);
}

.logo span { color: var(--gold); }

nav { display: flex; gap: 35px; align-items: center; }

.nav-link {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: 0.3s;
}

.nav-link:hover, .nav-link.active {
    color: var(--gold);
}

/* 3. ESTÉTICA DE LAS SECCIONES (Contenedores)
   ========================================================================== */
section {
    padding: 100px 10%;
    overflow: hidden;
}

.section-tag {
    display: block;
    color: var(--gold);
    font-size: 0.8rem;
    letter-spacing: 4px;
    margin-bottom: 15px;
    text-transform: uppercase;
}

h2 {
    font-size: 3rem;
    margin-bottom: 30px;
    font-style: italic;
}

/* 4. IMÁGENES Y GALERÍA (Base para Casos de Éxito)
   ========================================================================== */
.case-img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    filter: grayscale(20%);
    transition: 0.5s ease;
}

.case-img:hover {
    filter: grayscale(0%);
    transform: scale(1.02);
}

/* 5. FOOTER
   ========================================================================== */

.footer-col ul { list-style: none; padding: 0; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--text-grey); text-decoration: none; transition: 0.3s; }
.footer-col ul li a:hover { color: var(--gold); }

/* --- ESTILO EDITORIAL DE GALERÍA --- */
/* Contenedor flexible para permitir el centrado */
.media-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center; /* Esto centra las imágenes según la pestaña */
    gap: 30px;
    padding: 60px 10%;
    max-width: 1400px;
    margin: 0 auto;
}

.case-card {
    position: relative;
    /* Proporción 1:2 Estricta */
    width: 300px; /* Puedes ajustar el ancho, pero el aspect-ratio hará el resto */
    aspect-ratio: 1 / 2; 
    overflow: hidden;
    background: #111;
    border-radius: 4px;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Forzamos que la imagen cubra todo el 1:2 sin deformarse */
.case-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7);
    transition: 0.8s ease;
}

.case-card:hover img {
    transform: scale(1.1);
    filter: brightness(1);
}

/* Ajuste para que al filtrar, el "display: none" no rompa el centrado */
.case-card[style*="display: none"] {
    display: none !important;
}

/* Tamaños variados como en la referencia */
.case-card.tall { grid-row: span 3; }
.case-card.wide { grid-column: span 2; grid-row: span 2; }
.case-card.small { grid-row: span 2; }


/* Texto superpuesto elegante */
.case-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 30px;
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
    opacity: 0;
    transition: 0.4s;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.case-card:hover .case-overlay {
    opacity: 1;
}

.case-overlay h3 {
    color: var(--gold);
    font-size: 1.2rem;
    margin: 0;
    font-family: var(--font-main); /* Montserrat para que sea legible */
    text-transform: uppercase;
    letter-spacing: 2px;
}

.process-grid {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    margin-top: 50px;
}

.process-step {
    flex: 1;
}

.step-number {
    font-family: var(--font-accent);
    color: var(--gold);
    font-size: 2.5rem;
}

.step-line {
    height: 1px;
    background: var(--gold);
    flex-grow: 1;
    margin: 0 20px;
    opacity: 0.3;
}

.step-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

/* --- REDISEÑO SECCIÓN PROCESO --- */
.process {
    background-color: #080808; /* Un tono más oscuro que el fondo general */
    padding: 120px 10%;
    position: relative;
}

.process::before {
    content: 'METHODOLOGY';
    position: absolute;
    top: 50px;
    right: 10%;
    font-size: 8rem;
    font-family: var(--font-accent);
    color: rgba(197, 160, 89, 0.03); /* Texto gigante de fondo muy sutil */
    font-weight: 900;
    pointer-events: none;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 80px;
}

.process-step {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(197, 160, 89, 0.1);
    padding: 50px 40px;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.process-step:hover {
    border-color: var(--gold);
    background: rgba(197, 160, 89, 0.05);
    transform: translateY(-10px);
}

.step-number {
    font-family: var(--font-accent);
    color: var(--gold);
    font-size: 3.5rem;
    line-height: 1;
    display: block;
    margin-bottom: 30px;
    font-style: italic;
    opacity: 0.6;
}

.process-step h3 {
    font-family: var(--font-main);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--white);
}

.process-step p {
    color: var(--text-grey);
    font-size: 0.95rem;
    line-height: 1.8;
}

/* Efecto de brillo en la esquina al hacer hover */
.process-step::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 40px 40px 0;
    border-color: transparent var(--gold) transparent transparent;
    opacity: 0;
    transition: 0.3s;
}

.process-step:hover::after {
    opacity: 0.5;
}

.premium-gallery {
    padding: 100px 0;
    background: #0a0a0a;
}

.gallery-container {
    display: flex;
    flex-direction: column;
    gap: 150px; /* Gran espacio entre casos para que cada uno respire */
    max-width: 1200px;
    margin: 0 auto;
}

.case-slide {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr; /* La foto es más grande que el texto */
    align-items: center;
    gap: 80px;
    padding: 0 5%;
}

/* Invertimos el orden en los casos pares para dinamismo visual */
.case-slide:nth-child(even) {
    grid-template-columns: 0.8fr 1.2fr;
}
.case-slide:nth-child(even) .case-image { order: 2; }
.case-slide:nth-child(even) .case-detail { order: 1; text-align: right; }

.case-image {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
}

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

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

.case-detail {
    padding: 20px;
}

.step-num {
    font-family: var(--font-accent);
    color: var(--gold);
    font-size: 1.2rem;
    letter-spacing: 5px;
    display: block;
    margin-bottom: 20px;
}

.case-detail h2 {
    font-size: 3rem;
    line-height: 1.1;
    margin-bottom: 25px;
    font-family: var(--font-accent);
}

.case-detail p {
    color: var(--text-grey);
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.case-meta {
    display: flex;
    gap: 30px;
    border-top: 1px solid rgba(197, 160, 89, 0.2);
    padding-top: 20px;
}

.case-slide:nth-child(even) .case-meta {
    justify-content: flex-end;
}

.case-meta span {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gold);
}

.philosophie-section {
    background-color: #ffffff; /* El cambio a blanco sorprende positivamente al cliente */
    padding: 150px 10%;
    color: #0a0a0a;
}

.philosophie-container {
    display: flex;
    align-items: center;
    gap: 100px;
    max-width: 1400px;
    margin: 0 auto;
}

.philosophie-text {
    flex: 1;
}

.giant-title {
    font-family: var(--font-accent);
    font-size: 5.5rem; /* Tamaño masivo como en la captura */
    line-height: 0.95;
    margin: 30px 0;
    font-weight: 500;
}

.giant-title i {
    color: var(--gold);
    font-style: italic;
}

.philosophie-text p {
    font-family: var(--font-main);
    color: #444;
    font-size: 1.1rem;
    max-width: 450px;
    line-height: 1.8;
}

.signature {
    margin-top: 50px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.signature p {
    font-size: 0.7rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 700;
}

.gold-dot {
    width: 6px;
    height: 6px;
    background-color: var(--gold);
    border-radius: 50%;
}

/* La imagen con el borde decorativo de la referencia */
.philosophie-image {
    flex: 1;
    position: relative;
    padding: 20px;
}

.philosophie-image img {
    width: 100%;
    height: 700px;
    object-fit: cover;
    position: relative;
    z-index: 2;
}

.image-accent-border {
    position: absolute;
    top: 0;
    right: 0;
    width: 80%;
    height: 90%;
    border: 1px solid var(--gold);
    z-index: 1;
}

/* --- MINI HERO --- */
.mini-hero {
    position: relative;
    padding: 180px 10% 80px;
    background-color: #0d0d0d;
    background-image: url('tu-fondo-texturizado-oscuro.jpg'); /* Opcional */
    background-size: cover;
    text-align: center;
}

.hero-bg-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle, transparent 0%, #0d0d0d 90%);
}

.mini-hero .container {
    position: relative;
    z-index: 2;
}

/* --- FILTROS DE TRATAMIENTO --- */
.treatment-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid rgba(197, 160, 89, 0.3);
    color: var(--white);
    padding: 10px 25px;
    font-family: var(--font-main);
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.4s ease;
    border-radius: 2px;
}

.filter-btn:hover, .filter-btn.active {
    background: var(--gold);
    color: #000;
    border-color: var(--gold);
    box-shadow: 0 5px 15px rgba(197, 160, 89, 0.2);
}

.treatment-tag {
    color: var(--gold);
    font-size: 0.65rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 10px;
    display: block;
}

/* --- MODAL PREMIUM FIX --- */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.95); /* Fondo muy oscuro para que resalte el blanco */
    backdrop-filter: blur(10px);
}

.modal-content-premium {
    background-color: #fff;
    margin: 5% auto;
    padding: 80px;
    width: 90%;
    max-width: 650px; /* Más angosto y alto, tipo folleto */
    position: relative;
    color: #000;
    box-shadow: 0 50px 100px rgba(0,0,0,0.5);
}

.close-modal {
    position: absolute;
    right: 30px; top: 20px;
    font-size: 35px;
    cursor: pointer;
    color: #ccc;
    transition: 0.3s;
}

.close-modal:hover { color: var(--gold); }

.modal-left h2 {
    font-size: 3.5rem;
    line-height: 0.9;
    margin: 20px 0;
    color: #000;
}

.modal-steps {
    margin: 40px 0;
}

.step {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.step-n {
    font-family: var(--font-accent);
    color: var(--gold);
    font-size: 1.5rem;
    font-style: italic;
}

.step-txt h4 {
    font-family: var(--font-main);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 2px;
    margin-bottom: 5px;
}

.step-txt p {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.5;
}

/* Botón de WhatsApp sólido */
.btn-gold-full {
    display: block;
    text-align: center;
    background: var(--gold);
    color: #fff;
    padding: 20px;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 2px;
    font-size: 0.8rem;
    transition: 0.4s;
}

.btn-gold-full:hover {
    background: #000;
}