/* 
 * Dr. Cristhian Hernández - Premium Tech-Minimalist Style (Dark Theme)
 * Palette: Dark Charcoal, White, Glassmorphic effects
 * Inspired by modern high-end web designs
 */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,400&family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* --- DESIGN TOKENS --- */
:root {
    --color-bg: #070709;
    --color-bg-secondary: #0c0c0f;
    --color-text-primary: #ffffff;
    --color-text-secondary: #a0a0ab;
    --color-text-muted: #71717a;
    --color-white: #ffffff;
    --color-black: #000000;
    
    --color-glass-bg: rgba(255, 255, 255, 0.02);
    --color-glass-border: rgba(255, 255, 255, 0.06);
    --color-glass-border-hover: rgba(255, 255, 255, 0.15);
    
    --font-title: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.25s ease;
    
    --container-width: 1200px;
    --header-height: 80px;
}

/* --- BASE & RESET --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--color-bg);
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    
    /* Fondo con Cuadrícula Fina */
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.012) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.012) 1px, transparent 1px);
    background-size: 45px 45px;
    background-position: center top;
}

body::before {
    /* Orbes de luz difusa para dar profundidad tridimensional */
    content: '';
    position: absolute;
    top: 2%;
    left: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.035) 0%, transparent 70%); /* Destello índigo sutil */
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: '';
    position: absolute;
    top: 15%;
    right: -15%;
    width: 65vw;
    height: 65vw;
    background: radial-gradient(circle, rgba(212, 163, 89, 0.025) 0%, transparent 70%); /* Destello dorado sutil */
    pointer-events: none;
    z-index: 0;
}

body.no-scroll {
    overflow: hidden;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

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

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    background: none;
    border: none;
    outline: none;
}

/* --- STRUCTURE --- */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

section {
    padding: 9rem 0;
    position: relative;
    background-color: transparent; /* Permite ver la cuadrícula general */
}

/* --- NAVIGATION BAR --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    display: flex;
    align-items: center;
    z-index: 1000;
    border-bottom: 1px solid transparent;
    transition: var(--transition-smooth);
    background-color: transparent;
}

.navbar.scrolled {
    background-color: rgba(7, 7, 9, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-glass-border);
    height: 70px;
}

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

.nav-brand {
    font-family: var(--font-title);
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: -0.5px;
    color: var(--color-text-primary);
}

.nav-brand span {
    font-size: 0.75rem;
    display: block;
    font-family: var(--font-body);
    font-weight: 300;
    letter-spacing: 2.5px;
    margin-top: 1px;
    color: var(--color-text-secondary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.nav-links a {
    font-size: 0.8rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-text-secondary);
}

.nav-links a:hover {
    color: var(--color-text-primary);
}

.nav-cta {
    background-color: var(--color-white);
    color: var(--color-black) !important;
    padding: 0.65rem 1.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: 9999px; /* Pill Shape */
    transition: var(--transition-smooth);
    border: 1px solid var(--color-white);
}

.nav-cta:hover {
    background-color: transparent;
    color: var(--color-white) !important;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 22px;
    height: 16px;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 100%;
    height: 1px;
    background-color: var(--color-text-primary);
    transition: var(--transition-fast);
}

/* --- HERO SECTION --- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: calc(var(--header-height) + 2rem);
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    z-index: 10;
    position: relative;
}

.hero-tag {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    display: inline-block;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--color-glass-border);
    padding: 0.35rem 1rem;
    border-radius: 9999px;
}

.hero-title {
    font-family: var(--font-title);
    font-size: 4.8rem;
    font-weight: 600;
    line-height: 1.05;
    margin-bottom: 2rem;
    letter-spacing: -2.5px;
    color: var(--color-text-primary);
}

.hero-title span {
    display: block;
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    letter-spacing: -0.5px;
    background: linear-gradient(180deg, #ffffff 40%, rgba(255,255,255,0.6) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-description {
    font-size: 1.05rem;
    font-weight: 300;
    max-width: 520px;
    color: var(--color-text-secondary);
    margin-bottom: 3rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

/* Rounded Pill Buttons with Advanced Hover Animations */
.btn {
    display: inline-block;
    padding: 0.9rem 2.2rem;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    cursor: pointer;
    border-radius: 9999px;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    text-align: center;
    position: relative;
    z-index: 1;
}

.btn-primary {
    background-color: var(--color-white);
    color: var(--color-black);
    border: 1px solid var(--color-white);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.08);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.22);
    background-color: var(--color-white);
    color: var(--color-black);
}

.btn-primary:active {
    transform: translateY(-1px) scale(1.01);
    box-shadow: 0 4px 10px rgba(255, 255, 255, 0.15);
}

.btn-secondary {
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-text-primary);
    background-color: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(5px);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.85);
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.08);
}

.btn-secondary:active {
    transform: translateY(-1px) scale(1.01);
}

/* Doctor Portrait Section */
.hero-image-wrapper {
    position: relative;
    overflow: visible; /* Permite que el resplandor y elementos floten */
    height: 680px;
    background: transparent;
    border: none;
    box-shadow: none;
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

/* Resplandor de iluminación de estudio fotográfico para dar profundidad tridimensional */
.hero-image-wrapper::before {
    content: '';
    position: absolute;
    top: 5%;
    left: -10%;
    width: 120%;
    height: 90%;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.16) 0%, rgba(255, 255, 255, 0.04) 45%, transparent 70%);
    filter: blur(45px);
    z-index: 1;
    pointer-events: none;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: contain; /* Ajusta la silueta sin recortar los hombros */
    object-position: bottom center;
    transition: var(--transition-smooth);
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 15px 35px rgba(0, 0, 0, 0.7));
    mask-image: linear-gradient(to bottom, black 65%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, black 65%, transparent 100%);
}

.hero-image-wrapper:hover .hero-image {
    transform: scale(1.025) translateY(-5px);
}

/* Tech Crosshairs (Decorative Medical Targets) */
.tech-crosshair {
    position: absolute;
    color: rgba(255, 255, 255, 0.25);
    pointer-events: none;
    z-index: 5;
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.15));
    animation: techRotate 12s infinite linear;
}

.crosshair-1 {
    top: -30px;
    right: 12%;
    width: 38px;
    height: 38px;
}

.crosshair-2 {
    bottom: 15%;
    left: -20px;
    width: 28px;
    height: 28px;
    animation-duration: 18s;
    animation-direction: reverse;
}

@keyframes techRotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* --- SOBRE MÍ / TRAYECTORIA --- */
.about {
    border-top: 1px solid var(--color-glass-border);
    border-bottom: 1px solid var(--color-glass-border);
    background-color: var(--color-bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 6rem;
    align-items: flex-start;
}

.about-header {
    position: sticky;
    top: 120px;
}

.section-tag {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-text-secondary);
    margin-bottom: 1.2rem;
    display: inline-block;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-glass-border);
    padding: 0.3rem 0.9rem;
    border-radius: 9999px;
}

.section-title {
    font-family: var(--font-title);
    font-size: 3.5rem;
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 2rem;
    letter-spacing: -1.5px;
    color: var(--color-text-primary);
}

.section-title span {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 400;
    letter-spacing: 0;
    background: linear-gradient(180deg, #ffffff 40%, rgba(255,255,255,0.5) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-quote {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-style: italic;
    line-height: 1.4;
    font-weight: 400;
    color: var(--color-text-secondary);
    border-left: 2px solid var(--color-white);
    padding-left: 1.5rem;
    margin-top: 3rem;
}

.about-bio {
    font-size: 1.05rem;
    line-height: 1.8;
    font-weight: 300;
    color: var(--color-text-secondary);
}

.about-bio strong {
    color: var(--color-text-primary);
    font-weight: 500;
}

.about-bio p {
    margin-bottom: 2rem;
}

/* Highlights as Bento Glass Cards */
.about-highlights {
    margin-top: 4rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    border-top: 1px solid var(--color-glass-border);
    padding-top: 3rem;
}

.highlight-item {
    background-color: var(--color-glass-bg);
    border: 1px solid var(--color-glass-border);
    padding: 2rem;
    border-radius: 20px;
    transition: var(--transition-smooth);
}

.highlight-item:hover {
    border-color: var(--color-glass-border-hover);
    background-color: rgba(255, 255, 255, 0.04);
}

.highlight-item h4 {
    font-family: var(--font-title);
    font-size: 1.3rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--color-text-primary);
}

.highlight-item p {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    font-weight: 300;
}

/* --- ESPECIALIDADES / PROCEDIMIENTOS --- */
.procedures {
    background-color: var(--color-bg);
}

.procedures-header-wrapper {
    max-width: 650px;
    margin-bottom: 5rem;
}

.procedures-header-wrapper p {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    font-weight: 300;
    margin-top: 1rem;
}

.procedures-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

/* Bento Glass Cards style */
.procedure-card {
    background-color: var(--color-glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-glass-border);
    border-radius: 24px; /* Highly rounded */
    padding: 3rem 2rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 320px;
    position: relative;
    overflow: hidden;
}

.procedure-card::before {
    /* Efecto de resplandor interno */
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.03) 0%, transparent 60%);
    opacity: 0;
    transition: var(--transition-smooth);
}

.procedure-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-glass-border-hover);
    background-color: rgba(255, 255, 255, 0.04);
    box-shadow: 
        0 15px 30px rgba(0, 0, 0, 0.3),
        inset 0 1px 1px rgba(255, 255, 255, 0.08);
}

.procedure-card:hover::before {
    opacity: 1;
}

.procedure-icon {
    margin-bottom: 2.5rem;
    color: var(--color-white);
    opacity: 0.8;
}

.procedure-icon svg {
    stroke-width: 1.5px;
}

.procedure-card-title {
    font-family: var(--font-title);
    font-size: 1.6rem;
    font-weight: 500;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--color-text-primary);
}

.procedure-card-desc {
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.procedure-link {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: auto;
    color: var(--color-white);
    opacity: 0.7;
    transition: var(--transition-fast);
}

.procedure-link svg {
    transition: transform var(--transition-fast) ease;
}

.procedure-card:hover .procedure-link {
    opacity: 1;
}

.procedure-card:hover .procedure-link svg {
    transform: translateX(5px);
}

/* --- INTERACTIVE MODAL (Dark Glassmorphic) --- */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    padding: 1.5rem;
}

.modal.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(4, 4, 6, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.modal-container {
    position: relative;
    background-color: rgba(13, 13, 16, 0.95);
    width: 100%;
    max-width: 860px;
    max-height: 90vh;
    border: 1px solid var(--color-glass-border);
    border-radius: 28px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    z-index: 10;
    overflow-y: auto;
    animation: modalReveal 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.modal-close-btn {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    cursor: pointer;
    z-index: 20;
    opacity: 0.5;
    transition: var(--transition-fast);
    padding: 0.5rem;
    color: var(--color-text-primary);
}

.modal-close-btn:hover {
    opacity: 1;
    transform: rotate(90deg);
}

.modal-body {
    padding: 4rem 3rem;
}

.modal-header {
    margin-bottom: 2.5rem;
}

.modal-header h3 {
    font-family: var(--font-title);
    font-size: 2.6rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    line-height: 1.1;
    color: var(--color-text-primary);
}

.modal-header p {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-text-secondary);
}

.modal-section-title {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    margin-bottom: 1.2rem;
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-glass-border);
    padding-bottom: 0.5rem;
}

.modal-desc-block {
    margin-bottom: 3rem;
}

.modal-desc-text {
    font-size: 1rem;
    font-weight: 300;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.modal-details-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.modal-details-list li {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--color-text-secondary);
}

.modal-details-list li .bullet {
    width: 6px;
    height: 6px;
    background-color: var(--color-white);
    border-radius: 50%;
    margin-top: 8px;
    flex-shrink: 0;
}

/* Premium Pricing Card (Single Column Design) */
.modal-pricing-single {
    max-width: 520px;
    margin: 0 auto 3.5rem auto;
}

.pricing-card {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-glass-border);
    padding: 3rem 2.5rem;
    border-radius: 24px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 15px 35px rgba(0, 0, 0, 0.3),
        inset 0 1px 1px rgba(255, 255, 255, 0.05);
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.03) 0%, transparent 70%);
    pointer-events: none;
}

.pricing-tag {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-text-secondary);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-glass-border);
    padding: 0.35rem 1rem;
    border-radius: 9999px;
    display: inline-block;
    margin-bottom: 1.5rem;
}

.pricing-card .pricing-value {
    font-family: var(--font-title);
    font-size: 3rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--color-glass-border);
    padding-bottom: 1.5rem;
}

.pricing-includes-title {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--color-text-primary);
    margin-bottom: 1.2rem;
    text-align: left;
    font-weight: 500;
}

.pricing-card .pricing-includes {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    text-align: left;
}

.pricing-card .pricing-includes li {
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--color-text-secondary);
    display: flex;
    gap: 0.6rem;
    align-items: flex-start;
}

.pricing-card .pricing-includes li .check {
    color: var(--color-white);
    font-weight: 600;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
}

.modal-footer .btn-primary {
    border-radius: 9999px;
}

/* --- UBICACIONES / SEDES --- */
.locations {
    background-color: var(--color-bg);
    border-top: 1px solid var(--color-glass-border);
}

.locations-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
}

.location-card {
    border-top: 1px solid var(--color-white);
    padding-top: 2.5rem;
}

.location-city {
    font-family: var(--font-title);
    font-size: 3rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.location-info-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.location-info-item {
    display: flex;
    flex-direction: column;
}

.location-info-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-text-muted);
    margin-bottom: 0.35rem;
}

.location-info-value {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-text-secondary);
}

/* --- CONTACTO / FORMULARIO --- */
.contact {
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-glass-border);
}

.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 5rem;
    align-items: flex-start;
}

.contact-info {
    position: sticky;
    top: 120px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    margin-top: 4rem;
}

.contact-item {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.contact-value {
    font-family: var(--font-title);
    font-size: 1.8rem;
    font-weight: 500;
    color: var(--color-text-primary);
    transition: var(--transition-fast);
}

.contact-value:hover {
    color: var(--color-text-secondary);
}

/* Form Glass Styling (SaaS Inspiration) */
.contact-form-wrapper {
    background-color: var(--color-glass-bg);
    border: 1px solid var(--color-glass-border);
    padding: 4.5rem 3.5rem;
    border-radius: 24px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.form-group {
    margin-bottom: 2rem;
}

.form-label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.75rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.form-control {
    width: 100%;
    background-color: rgba(255, 255, 255, 0.015);
    border: 1px solid var(--color-glass-border);
    border-radius: 12px; /* Rounded inputs */
    padding: 1rem 1.25rem;
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--color-text-primary);
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: rgba(255, 255, 255, 0.3);
    background-color: rgba(255, 255, 255, 0.03);
}

select.form-control {
    appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1.25rem center;
    padding-right: 2.5rem;
}

select.form-control option {
    background-color: #0c0c0f;
    color: var(--color-text-primary);
}

/* --- FOOTER --- */
.footer {
    background-color: var(--color-bg);
    border-top: 1px solid var(--color-glass-border);
    padding: 4rem 0;
    font-size: 0.8rem;
    font-weight: 300;
    color: var(--color-text-muted);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-socials {
    display: flex;
    gap: 2rem;
}

.footer-socials a {
    color: var(--color-text-secondary);
}

.footer-socials a:hover {
    color: var(--color-text-primary);
}

/* --- GALERÍA / PRÁCTICA QUIRÚRGICA --- */
.gallery {
    background-color: var(--color-bg-secondary);
    border-top: 1px solid var(--color-glass-border);
    border-bottom: 1px solid var(--color-glass-border);
}

.gallery-container-flex {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 5rem;
    align-items: center;
}

.gallery-image-column {
    position: relative;
}

.gallery-single-image-wrapper {
    position: relative;
    border-radius: 28px;
    overflow: hidden;
    border: 1px solid var(--color-glass-border);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    background-color: var(--color-bg);
    transition: var(--transition-smooth);
}

.gallery-single-img {
    width: 100%;
    display: block;
    transition: var(--transition-smooth);
}

.gallery-single-image-wrapper:hover {
    transform: translateY(-5px);
    border-color: var(--color-glass-border-hover);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6);
}

.gallery-single-image-wrapper:hover .gallery-single-img {
    transform: scale(1.02);
}

.gallery-image-tag {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-white);
    background: rgba(7, 7, 9, 0.75);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-glass-border);
    padding: 0.5rem 1.25rem;
    border-radius: 9999px;
    font-weight: 500;
}

.gallery-info-column {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.gallery-description {
    font-size: 1.05rem;
    font-weight: 300;
    line-height: 1.8;
    color: var(--color-text-secondary);
    margin-bottom: 2.5rem;
}

.practice-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.practice-feature {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.practice-feature .feature-icon {
    font-size: 1rem;
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--color-glass-border);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-weight: 600;
}

.practice-feature .feature-text h4 {
    font-family: var(--font-title);
    font-size: 1.15rem;
    font-weight: 500;
    margin-bottom: 0.35rem;
    color: var(--color-text-primary);
}

.practice-feature .feature-text p {
    font-size: 0.9rem;
    font-weight: 300;
    line-height: 1.6;
    color: var(--color-text-secondary);
}

/* --- LIGHTBOX MODAL --- */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    padding: 2rem;
}

.lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(4, 4, 6, 0.9);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
}

.lightbox-container {
    position: relative;
    max-width: 900px;
    width: 100%;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 10;
    animation: modalReveal 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.lightbox-close-btn {
    position: absolute;
    top: -3.5rem;
    right: 0;
    cursor: pointer;
    z-index: 20;
    opacity: 0.7;
    transition: var(--transition-fast);
    padding: 0.5rem;
    color: var(--color-white);
}

.lightbox-close-btn:hover {
    opacity: 1;
    transform: rotate(90deg);
}

.lightbox-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    background-color: rgba(13, 13, 16, 0.95);
    border: 1px solid var(--color-glass-border);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6);
}

.lightbox-content img {
    width: 100%;
    max-height: 60vh;
    object-fit: contain;
    background-color: #040406;
}

.lightbox-caption {
    padding: 2rem 2.5rem;
    border-top: 1px solid var(--color-glass-border);
    background-color: rgba(7, 7, 9, 0.5);
}

.lightbox-caption h3 {
    font-family: var(--font-title);
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
}

.lightbox-caption p {
    font-size: 0.9rem;
    font-weight: 300;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

@media (max-width: 1024px) {
    .gallery-container-flex {
        gap: 3rem;
    }
}

@media (max-width: 900px) {
    .gallery-container-flex {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .gallery-image-column {
        max-width: 550px;
        margin: 0 auto;
    }
}

/* --- SCROLL ANIMATIONS (Reveal Class) --- */
.reveal {
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.96) translateY(15px);
    transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1) translateY(0);
}

/* Stagger Animation System */
.reveal.stagger-container,
.reveal-left.stagger-container,
.reveal-right.stagger-container,
.reveal-scale.stagger-container {
    opacity: 1;
    transform: none;
}

.stagger-item {
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.stagger-item.active {
    opacity: 1;
    transform: translateY(0);
}

/* --- RESPONSIVE DESIGN (Media Queries) --- */

@media (max-width: 1024px) {
    html {
        font-size: 15px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .hero-image-wrapper {
        height: 560px;
    }
    
    .about-grid, .contact-grid {
        gap: 4rem;
    }
}

@media (max-width: 900px) {
    .modal-body {
        padding: 3rem 2rem;
    }
    
    .pricing-card {
        padding: 2.5rem 1.5rem;
    }
}

@media (max-width: 768px) {
    section {
        padding: 6rem 0;
    }
    
    /* Mobile Nav */
    .mobile-menu-btn {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background-color: var(--color-bg);
        flex-direction: column;
        justify-content: center;
        gap: 3rem;
        padding: 4rem;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
        z-index: 999;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    
    /* Hamburger to X */
    .mobile-menu-btn.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    
    /* Grids to single column */
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
        text-align: center;
    }
    
    .hero-description {
        margin: 0 auto 3rem auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-image-wrapper {
        height: 440px;
        max-width: 440px;
        margin: 0 auto;
    }
    
    .crosshair-1 {
        right: 15%;
        top: -20px;
    }
    
    .crosshair-2 {
        left: 0;
        bottom: 5%;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .about-header {
        position: relative;
        top: 0;
    }
    
    .locations-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .contact-info {
        position: relative;
        top: 0;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .hero-title {
        font-size: 3.4rem;
    }
    
    .section-title {
        font-size: 2.8rem;
    }
    
    .about-highlights {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .contact-form-wrapper {
        padding: 3rem 1.5rem;
    }
}