/* ============================================
   CLÍNICA BLANC — Estilos
   ============================================ */

:root {
    /* Paleta principal */
    --color-primary: #1B6B5A;
    --color-primary-light: #238C73;
    --color-primary-dark: #145247;
    --color-accent: #C8A96E;
    --color-accent-light: #D4BC8A;

    /* Neutros */
    --color-bg: #FAFAF8;
    --color-white: #FFFFFF;
    --color-text: #2D2D2D;
    --color-text-light: #6B6B6B;
    --color-border: #E8E6E1;

    /* Tipografía */
    --font-display: 'DM Serif Display', Georgia, serif;
    --font-body: 'DM Sans', -apple-system, sans-serif;

    /* Espaciado */
    --section-padding: 100px 0;
    --container-width: 1200px;

    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.1);

    /* Radios */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;

    /* Transiciones */
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- RESET & BASE ---- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

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

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ---- SECTION TAGS & TITLES ---- */
.section-tag {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 2.8rem);
    color: var(--color-text);
    margin-bottom: 24px;
    line-height: 1.2;
}

/* ---- BOTONES ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 250, 248, 0.9);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-text);
}

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

.nav-links {
    display: flex;
    list-style: none;
    gap: 36px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-light);
    transition: var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition);
}

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

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 10px 24px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}

.nav-cta:hover {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* ============================================
   HERO
   ============================================ */
.hero {
    padding: 140px 0 80px;
    background: var(--color-bg);
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-tag {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 3.8rem);
    line-height: 1.15;
    color: var(--color-text);
    margin-bottom: 20px;
}

.hero h1 em {
    color: var(--color-primary);
    font-style: normal;
}

.hero-sub {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-bottom: 32px;
    max-width: 480px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-image-placeholder {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-dark));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
}

/* ============================================
   SERVICIOS
   ============================================ */
.servicios {
    padding: var(--section-padding);
    background: var(--color-white);
    text-align: center;
}

.servicios-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.servicio-card {
    background: var(--color-bg);
    padding: 40px 28px;
    border-radius: var(--radius-md);
    text-align: left;
    transition: var(--transition);
    border: 1px solid transparent;
}

.servicio-card:hover {
    border-color: var(--color-border);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.servicio-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.servicio-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    margin-bottom: 10px;
    color: var(--color-text);
}

.servicio-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ============================================
   NOSOTROS
   ============================================ */
.nosotros {
    padding: var(--section-padding);
    background: var(--color-bg);
}

.nosotros-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.nosotros-image-placeholder {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
}

.nosotros-text p {
    color: var(--color-text-light);
    font-size: 1.05rem;
    margin-bottom: 32px;
}

.stats-row {
    display: flex;
    gap: 40px;
}

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

.stat-number {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

/* ============================================
   TESTIMONIOS
   ============================================ */
.testimonios {
    padding: var(--section-padding);
    background: var(--color-white);
    text-align: center;
}

.testimonios-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.testimonio-card {
    background: var(--color-bg);
    padding: 36px 28px;
    border-radius: var(--radius-md);
    text-align: left;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.testimonio-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.testimonio-stars {
    color: var(--color-accent);
    font-size: 1.1rem;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.testimonio-card > p {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonio-author strong {
    display: block;
    font-size: 0.95rem;
    color: var(--color-text);
}

.testimonio-author span {
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* ============================================
   CONTACTO
   ============================================ */
.contacto {
    padding: var(--section-padding);
    background: var(--color-bg);
}

.contacto-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contacto-info p {
    color: var(--color-text-light);
    font-size: 1.05rem;
    margin-bottom: 32px;
}

.contacto-datos {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.dato {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.dato-icon {
    font-size: 1.3rem;
    margin-top: 2px;
}

.dato strong {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 4px;
}

.dato p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* Form */
.contacto-form {
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: 16px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--color-text);
    background: var(--color-bg);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(27, 107, 90, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* ============================================
   MAPA
   ============================================ */
.mapa {
    line-height: 0;
}

.mapa iframe {
    filter: grayscale(20%);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--color-text);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 40px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 24px;
}

.footer .logo {
    color: var(--color-white);
}

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

.footer-brand p {
    font-size: 0.9rem;
    margin-top: 8px;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.footer-legal {
    font-size: 0.8rem;
    opacity: 0.6;
}

.footer-legal a {
    color: var(--color-accent);
}

/* ============================================
   WHATSAPP FLOTANTE
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
    background: #25D366;
    color: white;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 24px rgba(37, 211, 102, 0.5);
}

/* ============================================
   BANNER EJEMPLO
   ============================================ */
.example-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-text);
    color: rgba(255, 255, 255, 0.8);
    text-align: center;
    padding: 10px;
    font-size: 0.8rem;
    z-index: 1000;
}

.example-banner a {
    color: var(--color-accent);
    font-weight: 600;
}

img {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary-dark));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
}


/* ============================================
   ANIMACIONES (scroll reveal)
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 992px) {
    .hero-content,
    .nosotros-content,
    .contacto-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .servicios-grid,
    .testimonios-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-row {
        gap: 24px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 70px 0;
    }

    .nav-links,
    .nav-cta {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    /* Mobile menu */
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--color-white);
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-md);
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .servicios-grid,
    .testimonios-grid {
        grid-template-columns: 1fr;
    }

    .stats-row {
        flex-wrap: wrap;
    }

    .contacto-form {
        padding: 24px;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .whatsapp-float {
        bottom: 56px;
    }
}