/* ========================================
   DENTISTA CABA - Landing Page Styles
   Paleta: Blancos puros, azules profesionales, celestes suaves
   ======================================== */

/* Reset y Variables CSS */
:root {
    /* Colores principales */
    --color-white: #ffffff;
    --color-white-soft: #f8fafc;
    --color-white-muted: #f1f5f9;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    
    /* Azules profesionales */
    --color-blue-50: #eff6ff;
    --color-blue-100: #dbeafe;
    --color-blue-200: #bfdbfe;
    --color-blue-300: #93c5fd;
    --color-blue-400: #60a5fa;
    --color-blue-500: #3b82f6;
    --color-blue-600: #2563eb;
    --color-blue-700: #1d4ed8;
    --color-blue-800: #1e40af;
    --color-blue-900: #1e3a8a;
    
    /* Celestes suaves */
    --color-sky-50: #f0f9ff;
    --color-sky-100: #e0f2fe;
    --color-sky-200: #bae6fd;
    --color-sky-300: #7dd3fc;
    --color-sky-400: #38bdf8;
    --color-sky-500: #0ea5e9;
    --color-sky-600: #0284c7;
    
    /* Acentos */
    --color-accent: #0ea5e9;
    --color-accent-dark: #0284c7;
    --color-emergency: #ef4444;
    --color-emergency-dark: #dc2626;
    --color-success: #22c55e;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    
    /* Tipografía */
    --font-primary: 'Poppins', system-ui, sans-serif;
    --font-secondary: 'Inter', system-ui, sans-serif;
    
    /* Transiciones */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Bordes */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;
}

/* Reset base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-secondary);
    color: var(--color-gray-700);
    line-height: 1.6;
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.2;
    color: var(--color-gray-900);
}

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

ul, ol {
    list-style: none;
}

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* Utilidades */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 2rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 3rem;
    }
}

/* ========================================
   HEADER / NAVEGACIÓN
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--color-gray-900);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-sky-500), var(--color-blue-600));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    transition: transform var(--transition-base);
}

.logo-icon svg {
    width: 24px;
    height: 24px;
}

.logo:hover .logo-icon {
    transform: rotate(10deg) scale(1.05);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 2.5rem;
}

.nav-link {
    position: relative;
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--color-gray-600);
    padding: 0.5rem 0;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-sky-500), var(--color-blue-600));
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--color-blue-600);
}

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

/* Menú móvil */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 0.5rem;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 28px;
    height: 2px;
    background: var(--color-gray-700);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.mobile-menu-btn[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }
    
    .nav {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--color-white);
        padding: 2rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        box-shadow: var(--shadow-lg);
    }
    
    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .nav-link {
        font-size: 1.125rem;
    }
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.1);
    will-change: transform;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 23, 42, 0.85) 0%,
        rgba(15, 23, 42, 0.6) 50%,
        rgba(14, 165, 233, 0.3) 100%
    );
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    padding: 120px 0 80px;
}

.hero-text {
    max-width: 700px;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease forwards;
}

.title-line:nth-child(1) {
    animation-delay: 0.2s;
}

.title-line:nth-child(2) {
    animation-delay: 0.4s;
}

.title-line.highlight {
    background: linear-gradient(135deg, var(--color-sky-300), var(--color-blue-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-gray-200);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.6s forwards;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.8s forwards;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease 1s forwards;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-gray-200);
    font-size: 0.9rem;
}

.feature-icon {
    width: 20px;
    height: 20px;
    color: var(--color-sky-400);
}

/* ========================================
   BOTONES
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-sky-500), var(--color-blue-600));
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-white);
}

.btn-secondary:hover {
    background: var(--color-white);
    color: var(--color-gray-900);
}

.btn-emergency {
    background: linear-gradient(135deg, var(--color-emergency), var(--color-emergency-dark));
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
    animation: pulse 2s infinite;
}

.btn-emergency:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(239, 68, 68, 0.5);
}

.btn-full {
    width: 100%;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
    }
    50% {
        box-shadow: 0 4px 25px rgba(239, 68, 68, 0.6);
    }
}

/* ========================================
   SECCIONES GENERALES
   ======================================== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--color-blue-50);
    color: var(--color-blue-600);
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: var(--radius-full);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    margin-bottom: 1rem;
}

.section-desc {
    font-size: 1.125rem;
    color: var(--color-gray-500);
}

/* ========================================
   SERVICIOS
   ======================================== */
.services {
    padding: 100px 0;
    background: var(--color-white-soft);
}

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

.service-card {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-blue-50), var(--color-sky-50));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-blue-200);
}

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

.service-card > * {
    position: relative;
    z-index: 1;
}

.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-blue-100), var(--color-sky-100));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--color-blue-600);
    transition: all var(--transition-base);
}

.service-icon svg {
    width: 32px;
    height: 32px;
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--color-sky-500), var(--color-blue-600));
    color: var(--color-white);
    transform: scale(1.1);
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.service-desc {
    color: var(--color-gray-500);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-price {
    display: inline-block;
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--color-blue-600);
    background: var(--color-blue-50);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
}

/* Tarjeta de Urgencias */
.emergency-card {
    background: linear-gradient(135deg, #fef2f2, #fff1f2);
    border-color: #fecaca;
}

.emergency-card::before {
    background: linear-gradient(135deg, #fef2f2, #ffe4e6);
}

.emergency-badge {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: var(--color-emergency);
    color: var(--color-white);
    font-family: var(--font-primary);
    font-weight: 700;
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-full);
    animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.emergency-icon {
    background: linear-gradient(135deg, #fecaca, #fda4af);
    color: var(--color-emergency);
}

.emergency-card:hover .emergency-icon {
    background: linear-gradient(135deg, var(--color-emergency), var(--color-emergency-dark));
    color: var(--color-white);
}

.emergency-cta {
    margin-top: 1.5rem;
}

.emergency-cta .btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
}

.emergency-cta svg {
    width: 18px;
    height: 18px;
}

/* ========================================
   SISTEMA DE TURNOS - BLOQUES ESTATICOS
   ======================================== */
.booking {
    padding: 100px 0;
    background: var(--color-white);
}

/* Layout de bloques: Desktop lado a lado, Mobile apilado */
.booking-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
}

@media (max-width: 1024px) {
    .booking-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

.booking-info {
    padding: 0;
}

.booking-desc {
    font-size: 1.125rem;
    color: var(--color-gray-500);
    margin-bottom: 2rem;
}

.booking-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.booking-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-gray-600);
}

.booking-feature svg {
    width: 20px;
    height: 20px;
    color: var(--color-success);
    flex-shrink: 0;
}

/* Contenedor del formulario - BLOQUE ESTATICO */
.booking-form-container {
    background: #ffffff;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--color-gray-200);
    padding: 2rem;
}

/* Calendario estatico visible siempre */
.calendar-static {
    background: #ffffff;
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--color-gray-200);
}

.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.calendar-nav {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-600);
    transition: all var(--transition-fast);
}

.calendar-nav:hover {
    background: var(--color-blue-50);
    border-color: var(--color-blue-300);
    color: var(--color-blue-600);
}

.calendar-nav svg {
    width: 20px;
    height: 20px;
}

.calendar-month {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-800);
    text-transform: capitalize;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.calendar-day-header {
    text-align: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-gray-400);
    text-transform: uppercase;
    padding: 0.5rem;
}

.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition-fast);
    background: #ffffff;
    border: 1px solid transparent;
}

.calendar-day:hover:not(.disabled):not(.selected) {
    background: var(--color-blue-50);
    border-color: var(--color-blue-200);
    color: var(--color-blue-600);
}

.calendar-day.selected {
    background: linear-gradient(135deg, var(--color-sky-500), var(--color-blue-600));
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.calendar-day.disabled {
    color: var(--color-gray-300);
    cursor: not-allowed;
    background: transparent;
}

.calendar-day.other-month {
    color: var(--color-gray-300);
}

.calendar-day.today {
    border-color: var(--color-sky-400);
    color: var(--color-sky-600);
}

/* Formulario de turnos */
.booking-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--color-gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    font-size: 0.95rem;
    color: var(--color-gray-800);
    background: #ffffff;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-sky-400);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-gray-400);
}

.form-group select:disabled {
    background: var(--color-gray-100);
    cursor: not-allowed;
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

/* ========================================
   UBICACIÓN
   ======================================== */
.location {
    padding: 100px 0;
    background: var(--color-white-soft);
}

.location-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
}

@media (max-width: 1024px) {
    .location-content {
        grid-template-columns: 1fr;
    }
}

.location-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.info-card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.info-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.info-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-blue-100), var(--color-sky-100));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-blue-600);
    flex-shrink: 0;
}

.info-icon svg {
    width: 24px;
    height: 24px;
}

.info-content h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.info-content p {
    color: var(--color-gray-500);
    font-size: 0.9rem;
    line-height: 1.6;
}

.info-content a {
    color: var(--color-blue-600);
    font-weight: 500;
}

.info-content a:hover {
    color: var(--color-blue-700);
}

.location-map {
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    min-height: 400px;
}

.location-map iframe {
    width: 100%;
    height: 100%;
    min-height: 400px;
    border: none;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    padding: 80px 0 40px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .footer-content {
        grid-template-columns: 1fr;
    }
}

.footer-logo {
    color: var(--color-white);
    margin-bottom: 1rem;
}

.footer-logo .logo-icon {
    background: linear-gradient(135deg, var(--color-sky-500), var(--color-blue-600));
}

.footer-desc {
    color: var(--color-gray-400);
    font-size: 0.95rem;
    line-height: 1.7;
    max-width: 300px;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--color-gray-400);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-sky-400);
}

.footer-contact p {
    margin-bottom: 0.75rem;
}

.footer-contact a {
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

.footer-contact a:hover {
    color: var(--color-sky-400);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--color-gray-800);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-300);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: linear-gradient(135deg, var(--color-sky-500), var(--color-blue-600));
    color: var(--color-white);
    transform: translateY(-3px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--color-gray-800);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-gray-500);
    font-size: 0.9rem;
}

.seo-keywords {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--color-gray-600);
}

/* ========================================
   BOTÓN WHATSAPP FLOTANTE
   ======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366, #128c7e);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 10000;
    transition: all 0.3s ease;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 15px rgba(0,0,0,0.4);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
}

/* ========================================
   MODAL
   ======================================== */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    padding: 1rem;
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: 3rem;
    max-width: 400px;
    width: 100%;
    text-align: center;
    position: relative;
    transform: scale(0.9);
    transition: transform var(--transition-base);
    box-shadow: var(--shadow-2xl);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--color-gray-100);
    color: var(--color-gray-500);
    font-size: 1.5rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--color-gray-200);
    color: var(--color-gray-700);
}

.modal-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
}

.modal-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.modal-content p {
    color: var(--color-gray-500);
    margin-bottom: 1.5rem;
}

.modal-btn {
    padding: 0.75rem 2rem;
}

/* ========================================
   ANIMACIONES
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Scroll reveal animation */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 640px) {
    .hero-content {
        padding: 100px 0 60px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        padding: 2rem;
    }
    
    /* Contenedor del calendario en móvil - BLOQUE ESTATICO */
    .booking-form-container {
        border-radius: var(--radius-lg);
        margin: 0;
        width: 100%;
        box-shadow: var(--shadow-lg);
        padding: 1rem;
        background: #ffffff;
    }
    
    /* Calendario estatico visible */
    .calendar-static {
        padding: 1rem;
        background: #ffffff !important;
        border: 1px solid var(--color-gray-200);
        border-radius: var(--radius-lg);
        margin-bottom: 1rem;
    }
    
    /* Header del calendario */
    .calendar-header {
        margin-bottom: 1rem;
    }
    
    /* Botones de navegación grandes y táctiles */
    .calendar-nav {
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
        background: #ffffff;
        border: 2px solid var(--color-blue-200);
        border-radius: var(--radius-lg);
    }
    
    .calendar-nav svg {
        width: 22px;
        height: 22px;
    }
    
    /* Título del mes */
    .calendar-month {
        font-size: 1.1rem;
        font-weight: 700;
    }
    
    /* Grid del calendario */
    .calendar-grid {
        gap: 0.25rem;
    }
    
    .calendar-day-header {
        font-size: 0.7rem;
        padding: 0.5rem 0.25rem;
        font-weight: 700;
    }
    
    /* Días del calendario táctiles */
    .calendar-days {
        gap: 0.25rem;
    }
    
    .calendar-day {
        min-height: 44px;
        font-size: 1rem;
        font-weight: 500;
        background: #ffffff;
        border: 1px solid var(--color-gray-200);
        touch-action: manipulation;
        -webkit-tap-highlight-color: rgba(14, 165, 233, 0.3);
    }
    
    .calendar-day:active:not(.disabled) {
        background: var(--color-blue-50);
        border-color: var(--color-blue-400);
    }
    
    .calendar-day.selected {
        font-weight: 700;
        box-shadow: 0 2px 8px rgba(14, 165, 233, 0.4);
    }
    
    /* Formulario de turnos */
    .booking-form {
        padding: 0;
        background: #ffffff;
    }
    
    .form-group {
        margin-bottom: 1rem;
    }
    
    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 1rem;
        font-size: 16px;
        min-height: 48px;
        background: #ffffff;
    }
    
    /* Botón confirmar */
    .btn-full {
        min-height: 48px;
    }
}

/* Accesibilidad - Reducir movimiento */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .hero-img {
        transform: none;
    }
}

/* Focus visible para accesibilidad */
:focus-visible {
    outline: 2px solid var(--color-sky-500);
    outline-offset: 2px;
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --color-gray-400: #6b7280;
        --color-gray-500: #4b5563;
    }
}