/* ==========================================
   VARIABLES Y RESET
   ========================================== */
:root {
    --primary-color: #E91E63;
    --primary-dark: #C2185B;
    --primary-light: #F8BBD0;
    --secondary-color: #9C27B0;
    --accent-color: #FF4081;
    --text-dark: #212121;
    --text-medium: #757575;
    --text-light: #BDBDBD;
    --bg-white: #FFFFFF;
    --bg-light: #FAFAFA;
    --bg-gray: #F5F5F5;
    --success-color: #4CAF50;
    --warning-color: #FF9800;
    --error-color: #F44336;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.15);
    --shadow-xl: 0 20px 40px rgba(0,0,0,0.2);
    --transition: all 0.3s ease;
}

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

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

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================
   HEADER / NAVIGATION
   ========================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar {
    padding: 15px 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo i {
    font-size: 2rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--bg-white);
}

.btn-large {
    padding: 15px 35px;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.btn-nav {
    padding: 10px 24px;
    font-size: 0.95rem;
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-white);
    margin-top: 70px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at top right, rgba(255,255,255,0.1), transparent);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: 10px;
    opacity: 0.95;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero-features {
    display: flex;
    gap: 40px;
    justify-content: center;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1rem;
}

.feature-item i {
    font-size: 1.5rem;
}

/* ==========================================
   SECTION COMMON STYLES
   ========================================== */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.title-underline {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    margin: 0 auto 20px;
    border-radius: 2px;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-medium);
    max-width: 700px;
    margin: 0 auto;
}

/* ==========================================
   ABOUT SECTION
   ========================================== */
.about {
    background: var(--bg-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--primary-light), var(--bg-white));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.image-placeholder i {
    font-size: 8rem;
    color: var(--primary-color);
}

.about-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: var(--bg-white);
    padding: 15px 25px;
    border-radius: 50px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--warning-color);
}

.about-text h3 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 5px;
}

.about-text .subtitle {
    color: var(--primary-color);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.about-text .description {
    color: var(--text-medium);
    margin-bottom: 15px;
    line-height: 1.8;
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin: 30px 0;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.highlight-item i {
    color: var(--success-color);
    font-size: 1.2rem;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.social-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-white);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* ==========================================
   SERVICES SECTION
   ========================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light), var(--bg-white));
    border-radius: 50%;
}

.service-icon i {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.service-card h3 {
    font-size: 1.4rem;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-medium);
    line-height: 1.7;
}

/* ==========================================
   APPOINTMENT SECTION
   ========================================== */
.appointment {
    background: var(--bg-light);
}

.appointment-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
}

.calendar-section,
.booking-section {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.calendar-section h3,
.booking-section h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.calendar-section h3 i,
.booking-section h3 i {
    color: var(--primary-color);
}

#calendar {
    margin-bottom: 20px;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.calendar-header h4 {
    font-size: 1.2rem;
    color: var(--text-dark);
}

.calendar-nav {
    display: flex;
    gap: 10px;
}

.calendar-nav button {
    background: var(--bg-gray);
    border: none;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.calendar-nav button:hover {
    background: var(--primary-color);
    color: var(--bg-white);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
}

.calendar-day-header {
    text-align: center;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-medium);
    padding: 10px 0;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.calendar-day.empty {
    cursor: default;
}

.calendar-day.available {
    background: var(--bg-gray);
    color: var(--text-dark);
}

.calendar-day.available:hover {
    background: var(--primary-light);
}

.calendar-day.selected {
    background: var(--primary-color);
    color: var(--bg-white);
}

.calendar-day.unavailable {
    background: transparent;
    color: var(--text-light);
    cursor: not-allowed;
}

.calendar-legend {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    font-size: 0.9rem;
}

.calendar-legend span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.legend-dot {
    width: 15px;
    height: 15px;
    border-radius: 50%;
}

.legend-dot.available {
    background: var(--bg-gray);
}

.legend-dot.selected {
    background: var(--primary-color);
}

.legend-dot.unavailable {
    background: transparent;
    border: 2px solid var(--text-light);
}

/* Time Slots */
.time-slots {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 10px;
    margin-bottom: 30px;
}

.select-date-msg {
    text-align: center;
    color: var(--text-medium);
    padding: 40px 0;
    grid-column: 1 / -1;
}

.time-slot {
    padding: 12px;
    background: var(--bg-gray);
    border: 2px solid transparent;
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.time-slot:hover {
    border-color: var(--primary-color);
    background: var(--primary-light);
}

.time-slot.selected {
    background: var(--primary-color);
    color: var(--bg-white);
}

.time-slot.unavailable {
    background: var(--bg-light);
    color: var(--text-light);
    cursor: not-allowed;
    opacity: 0.5;
}

/* Appointment Form */
.appointment-form {
    animation: fadeIn 0.5s ease;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-dark);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--bg-gray);
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

/* Checkbox personalizado */
.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
    padding: 12px;
    background: var(--bg-light);
    border-radius: 8px;
    transition: var(--transition);
}

.checkbox-label:hover {
    background: var(--primary-light);
}

.checkbox-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    margin-right: 12px;
    cursor: pointer;
    accent-color: var(--primary-color);
}

.checkbox-text {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    color: var(--text-dark);
}

.checkbox-text i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

.form-help-text {
    display: block;
    margin-top: 8px;
    font-size: 0.85rem;
    color: var(--text-medium);
    font-style: italic;
}

/* ==========================================
   TESTIMONIALS SECTION
   ========================================== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.testimonial-card.verified {
    border: 2px solid var(--success-color);
}

.stars {
    color: var(--warning-color);
    font-size: 1.2rem;
    margin-bottom: 15px;
}

.testimonial-text {
    color: var(--text-dark);
    font-style: italic;
    line-height: 1.7;
    margin-bottom: 20px;
}

.testimonial-author {
    display: flex;
    gap: 15px;
    align-items: center;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.author-avatar i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.author-name {
    font-weight: 600;
    color: var(--text-dark);
}

.author-date {
    font-size: 0.9rem;
    color: var(--text-medium);
}

.verified-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: var(--success-color);
    color: var(--bg-white);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    margin-top: 5px;
}

/* ==========================================
   FAQ SECTION
   ========================================== */
.faq {
    background: var(--bg-light);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-white);
    margin-bottom: 15px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question h4 {
    font-size: 1.1rem;
    color: var(--text-dark);
    font-weight: 600;
}

.faq-question i {
    color: var(--primary-color);
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 25px 20px;
    color: var(--text-medium);
    line-height: 1.7;
}

/* ==========================================
   CONTACT SECTION
   ========================================== */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
}

.info-card {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--bg-white);
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 20px;
    transition: var(--transition);
}

.info-card:hover {
    box-shadow: var(--shadow-md);
}

.info-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-white);
    border-radius: 50%;
    flex-shrink: 0;
}

.info-text h4 {
    color: var(--text-dark);
    margin-bottom: 5px;
}

.info-text p {
    color: var(--text-medium);
}

.info-text a {
    color: var(--primary-color);
    text-decoration: none;
}

.info-text a:hover {
    text-decoration: underline;
}

.contact-map {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 450px;
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: linear-gradient(135deg, var(--text-dark), #424242);
    color: var(--bg-white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.footer-section ul li i {
    margin-right: 8px;
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
}

/* ==========================================
   FLOATING BUTTONS
   ========================================== */
.whatsapp-float {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: var(--transition);
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

.chat-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    z-index: 998;
    transition: var(--transition);
}

.chat-float:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl);
}

.chat-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--error-color);
    color: var(--bg-white);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
}

/* ==========================================
   CHAT WIDGET
   ========================================== */
.chat-widget {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 380px;
    max-height: 600px;
    background: var(--bg-white);
    border-radius: 15px;
    box-shadow: var(--shadow-xl);
    z-index: 1001;
    display: none;
    flex-direction: column;
    animation: slideInUp 0.3s ease;
}

.chat-widget.active {
    display: flex;
}

.chat-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-white);
    padding: 20px;
    border-radius: 15px 15px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header-content {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
}

.chat-close {
    background: none;
    border: none;
    color: var(--bg-white);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.chat-close:hover {
    transform: rotate(90deg);
}

.chat-body {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    max-height: 450px;
}

.chat-message {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    animation: fadeIn 0.3s ease;
}

.message-avatar {
    width: 40px;
    height: 40px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.message-avatar i {
    color: var(--primary-color);
}

.message-content {
    flex: 1;
}

.message-content p {
    background: var(--bg-light);
    padding: 12px 15px;
    border-radius: 10px;
    line-height: 1.6;
    margin-bottom: 10px;
}

.bot-message .message-content p {
    background: var(--primary-light);
}

.user-message {
    flex-direction: row-reverse;
}

.user-message .message-content p {
    background: var(--primary-color);
    color: var(--bg-white);
}

.quick-replies {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.quick-reply {
    padding: 8px 15px;
    background: var(--bg-white);
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
}

.quick-reply:hover {
    background: var(--primary-color);
    color: var(--bg-white);
}

.chat-input {
    display: flex;
    gap: 10px;
    padding: 15px;
    border-top: 1px solid var(--bg-gray);
}

.chat-input input {
    flex: 1;
    padding: 12px;
    border: 2px solid var(--bg-gray);
    border-radius: 25px;
    font-family: 'Poppins', sans-serif;
}

.chat-input input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.chat-input button {
    width: 45px;
    height: 45px;
    background: var(--primary-color);
    color: var(--bg-white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.chat-input button:hover {
    background: var(--primary-dark);
}

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

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

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background: var(--bg-white);
        padding: 20px;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        gap: 15px;
    }

    .nav-menu.active {
        left: 0;
    }

    .mobile-menu-btn {
        display: block;
    }

    .btn-nav {
        display: none;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.4rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-features {
        flex-direction: column;
        gap: 20px;
    }

    .about-content {
        grid-template-columns: 1fr;
    }

    .about-highlights {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .appointment-container {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .contact-map {
        height: 300px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .chat-widget {
        width: calc(100vw - 40px);
        right: 20px;
        bottom: 90px;
    }

    .whatsapp-float {
        bottom: 90px;
        right: 20px;
    }

    .chat-float {
        right: 20px;
        bottom: 20px;
    }

    .section-title {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .btn-large {
        padding: 12px 25px;
        font-size: 1rem;
    }

    .time-slots {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
}