/* ----------------- BASE & VARIABLES ----------------- */
:root {
    --bg-main: #ffffff;
    --bg-secondary: #f9f9f9;
    --bg-dark: #0a0a0a;
    --text-main: #111111;
    --text-muted: #666666;
    --text-light: #f5f5f5;
    --accent: #008080; /* Teal intenso */
    --accent-hover: #006666;
    --border-light: #eaeaea;
    --border-dark: #222222;
    
    --font-serif: 'Cormorant Garamond', serif;
    --font-sans: 'Inter', sans-serif;
    
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
}

/* ----------------- TYPOGRAPHY ----------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
}

h2 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
}

h3 {
    font-size: clamp(2rem, 4vw, 3.5rem);
}

.section-label {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.section-label.dark-label {
    color: #888;
}

/* ----------------- BUTTONS ----------------- */
.btn-primary, .btn-secondary, .btn-cita, .btn-submit, .trat-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background-color: var(--text-main);
    color: var(--bg-main);
}
.btn-primary:hover {
    background-color: var(--accent);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-light);
}
.btn-secondary:hover {
    border-color: var(--text-main);
}

/* ----------------- HEADER ----------------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    transition: var(--transition);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-area {
    display: flex;
    flex-direction: column;
}

.logo {
    font-size: 1.4rem;
    letter-spacing: 0.2em;
}

.logo-area .subtitle {
    font-family: var(--font-sans);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-top: 0.2rem;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    text-transform: uppercase;
    transition: var(--transition);
    padding-bottom: 0.2rem;
    border-bottom: 1px solid transparent;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-main);
    border-bottom-color: var(--text-main);
}

.btn-cita {
    background-color: var(--text-main);
    color: var(--bg-main);
    padding: 0.75rem 1.5rem;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
}
.btn-cita .dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: var(--bg-main);
    border-radius: 50%;
    margin-right: 8px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.4; }
    100% { opacity: 1; }
}

/* ----------------- HERO SECTION ----------------- */
.hero {
    padding-top: 120px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    padding: 0.5rem 1rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-light);
    margin-bottom: 2rem;
}

.hero-text p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
    max-width: 90%;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 4rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    border-top: 1px solid var(--border-light);
    padding-top: 2rem;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 2rem;
    color: var(--text-main);
}

.stat-label {
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    text-transform: uppercase;
}

.hero-image {
    position: relative;
    height: 100%;
    min-height: 600px;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: contrast(1.05) saturate(0.9);
}

.image-caption {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    right: 2rem;
    color: white;
    display: flex;
    flex-direction: column;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.caption-title {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.image-caption strong {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    margin-bottom: 0.5rem;
}

.caption-sub {
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ----------------- FILOSOFIA SECTION ----------------- */
.filosofia {
    padding: 8rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.header-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
    margin-bottom: 4rem;
}

.section-desc {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 500px;
    margin-top: 1rem;
}

.quote-box {
    background-color: var(--bg-secondary);
    padding: 4rem;
    text-align: center;
    margin-bottom: 6rem;
}

.quote-box blockquote {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-style: italic;
    color: var(--text-main);
    max-width: 800px;
    margin: 0 auto 2rem;
    line-height: 1.4;
}

.quote-box cite {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
    font-style: normal;
}

.filosofia-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.filosofia-card {
    border: 1px solid var(--border-light);
    padding: 3rem;
    background-color: var(--bg-main);
    transition: var(--transition);
}

.filosofia-card.wide {
    grid-column: span 3;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.filosofia-card.wide h4 {
    grid-column: span 2;
    margin-bottom: 0;
}

.filosofia-card:hover {
    box-shadow: 0 10px 40px rgba(0,0,0,0.03);
    border-color: #ddd;
}

.card-icon {
    margin-bottom: 2rem;
    color: var(--text-muted);
}

.filosofia-card h4 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.filosofia-card p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

/* ----------------- CREDENCIALES & SIMULADOR SECTION ----------------- */
.credenciales {
    padding: 8rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
    background-color: var(--bg-secondary);
}

.credenciales-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: start;
}

/* Timeline */
.timeline {
    margin-top: 3rem;
    position: relative;
    padding-left: 20px;
    border-left: 1px solid var(--border-light);
}

.timeline-item {
    position: relative;
    padding-bottom: 3rem;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -26px;
    top: 5px;
    width: 11px;
    height: 11px;
    background-color: var(--bg-main);
    border: 2px solid var(--text-main);
    border-radius: 50%;
}

.timeline-content h5 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Simulador Interactivo */
.simulador-container {
    background-color: var(--bg-main);
    padding: 3rem;
    border: 1px solid var(--border-light);
    box-shadow: 0 20px 40px rgba(0,0,0,0.02);
}

.simulador-header {
    margin-bottom: 2rem;
}

.simulador-header h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.simulador-header p {
    font-size: 0.95rem;
    color: var(--text-muted);
}

.simulador-viewer {
    background-color: var(--bg-main);
    border: 1px solid var(--border-light);
}

.viewer-frame {
    position: relative;
    width: 100%;
    height: 400px;
    background-color: #050b14;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.viewer-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.sys-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background-color: rgba(0, 255, 100, 0.1);
    color: #00ff66;
    border: 1px solid #00ff66;
    padding: 0.2rem 0.6rem;
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    font-weight: 600;
    z-index: 10;
}

.sys-info {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    color: #666;
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    font-family: monospace;
    z-index: 10;
}

.zoom-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-light);
    background-color: #fcfcfc;
}

.zoom-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.2em;
    font-weight: 600;
}

.zoom-buttons {
    display: flex;
    gap: 0.5rem;
    background-color: #f0f0f0;
    padding: 0.2rem;
}

.btn-zoom {
    background: transparent;
    border: none;
    padding: 0.5rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.btn-zoom.active {
    background-color: var(--text-main);
    color: white;
}

.simulador-desc {
    padding: 2rem;
}

.simulador-desc h5 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.tag-rec {
    font-family: var(--font-sans);
    font-size: 0.55rem;
    padding: 0.2rem 0.5rem;
    border: 1px solid var(--border-light);
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.simulador-desc p em {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.desc-text {
    margin-top: 1.5rem;
    font-size: 0.95rem;
    color: var(--text-main);
}

/* ----------------- TRATAMIENTOS SECTION ----------------- */
.tratamientos {
    padding: 8rem 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.tratamientos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 4rem;
}

.trat-card {
    border: 1px solid var(--border-light);
    padding: 3rem;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.trat-card:hover {
    box-shadow: 0 10px 40px rgba(0,0,0,0.03);
}

.trat-num {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.trat-card h4 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.trat-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 3rem;
    flex-grow: 1;
}

.trat-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
}

.trat-footer span {
    color: var(--text-muted);
}

.trat-btn {
    width: 100%;
    background: transparent;
    color: var(--text-muted);
}
.trat-btn:hover {
    background: var(--bg-secondary);
    color: var(--text-main);
}

/* ----------------- CONTACTO SECTION (DARK) ----------------- */
.contacto {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding: 8rem 2rem;
}

.contacto-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
}

.contacto-info h3 {
    margin: 1.5rem 0;
}

.contacto-info p {
    color: #999;
    margin-bottom: 4rem;
}

.contact-details {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 4rem;
}

.contact-details li {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-dark);
}

.contact-details li svg {
    color: #666;
}

.detail-label {
    display: block;
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: #666;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.contact-details strong {
    font-size: 1.1rem;
    font-weight: 400;
}

.security-badge {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    background-color: #111;
    padding: 2rem;
    border: 1px solid var(--border-dark);
}

.security-badge p {
    margin: 0;
    font-size: 0.9rem;
}

/* Formulario */
.contacto-form-container {
    background-color: #111;
    padding: 4rem;
    border: 1px solid var(--border-dark);
}

.contacto-form-container h4 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: 3rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.form-group {
    margin-bottom: 2.5rem;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: #888;
    margin-bottom: 1rem;
}

.form-group label .required {
    color: var(--accent);
}

.form-group input, .form-group textarea {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-dark);
    padding: 0.5rem 0;
    color: white;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-bottom-color: var(--text-light);
}

.form-group textarea {
    resize: vertical;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    margin-bottom: 2rem;
}

.form-checkbox input[type="checkbox"] {
    width: auto;
    margin-top: 2px;
    accent-color: var(--accent);
}

.form-checkbox label {
    font-size: 0.75rem;
    color: #999;
    line-height: 1.5;
    margin-bottom: 0;
    letter-spacing: 0.05em;
    text-transform: none;
}

.form-checkbox label a {
    color: var(--text-light);
    text-decoration: underline;
    transition: var(--transition);
}

.form-checkbox label a:hover {
    color: var(--accent);
}

.btn-submit {
    width: 100%;
    background-color: white;
    color: black;
    padding: 1.2rem;
    margin-top: 1rem;
}
.btn-submit:hover {
    background-color: var(--accent);
    color: white;
}

/* ----------------- FOOTER SECTION ----------------- */
.footer {
    background-color: var(--bg-dark);
    color: var(--text-light);
    text-align: center;
    padding: 3rem 2rem;
    border-top: 1px solid var(--border-dark);
}

.footer-content p {
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    color: #999;
}

.footer-content .footer-sub {
    font-size: 0.75rem;
    opacity: 0.6;
}

.footer-links {
    margin-top: 1.5rem;
    font-size: 0.75rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin: 0 10px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--text-light);
}

/* ----------------- LEGAL DOCUMENTS ----------------- */
.legal-doc {
    padding: 140px 2rem 6rem;
    max-width: 900px;
    margin: 0 auto;
    color: var(--text-main);
    line-height: 1.8;
}

.legal-doc h1 {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.legal-doc h2 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-top: 3rem;
    margin-bottom: 1rem;
    color: var(--text-main);
}

.legal-doc p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.legal-doc ul {
    color: var(--text-muted);
    margin-bottom: 2rem;
    padding-left: 2rem;
    font-size: 1.05rem;
}

.legal-doc li {
    margin-bottom: 1rem;
}

.legal-doc strong {
    color: var(--text-main);
}

.btn-back {
    display: inline-block;
    margin-top: 4rem;
    padding: 1rem 2rem;
    background-color: var(--bg-secondary);
    color: var(--text-main);
    text-decoration: none;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.btn-back:hover {
    background-color: var(--text-main);
    color: white;
}

/* ----------------- SCROLL TO TOP ----------------- */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background-color: var(--text-main);
    color: var(--bg-main);
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background-color: var(--accent);
}

/* ----------------- RESPONSIVE ----------------- */
@media (max-width: 1024px) {
    .hero-content, .header-split, .filosofia-card.wide, .contacto-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero {
        padding-top: 100px;
    }

    .hero-image {
        min-height: 400px;
    }

    .filosofia-grid, .tratamientos-grid {
        grid-template-columns: 1fr 1fr;
    }

    .filosofia-card.wide h4 {
        grid-column: span 1;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none; /* Can implement burger menu later */
    }

    h2 { font-size: 2.5rem; }
    h3 { font-size: 2rem; }

    .hero-content {
        padding: 2rem 1rem;
    }

    .filosofia, .tratamientos, .contacto {
        padding: 4rem 1rem;
    }

    .filosofia-grid, .tratamientos-grid {
        grid-template-columns: 1fr;
    }

    .quote-box {
        padding: 2rem 1rem;
    }

    .contacto-form-container {
        padding: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
}