/* ========================================
   AFR Odontologia Especializada
   Stylesheet Principal
   ======================================== */

/* ----------------------------------------
   CSS Variables (Design Tokens)
   ---------------------------------------- */
:root {
    /* Brand Colors */
    --color-primary: #0FA968;
    --color-primary-dark: #0d9259;
    --color-primary-light: #12c277;
    --color-secondary: #1E4B8E;
    --color-secondary-dark: #163a6e;
    --color-secondary-light: #2660b5;

    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-black: #1A1A1A;
    --color-gray-100: #f8f9fa;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #ced4da;
    --color-gray-500: #adb5bd;
    --color-gray-600: #6c757d;
    --color-gray-700: #495057;
    --color-gray-800: #343a40;
    --color-gray-900: #212529;

    /* Semantic Colors */
    --color-success: #0FA968;
    --color-error: #dc3545;
    --color-warning: #ffc107;
    --color-info: #1E4B8E;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --gradient-hero: linear-gradient(135deg, rgba(30, 75, 142, 0.95) 0%, rgba(15, 169, 104, 0.85) 100%);
    --gradient-overlay: linear-gradient(180deg, rgba(26, 26, 26, 0) 0%, rgba(26, 26, 26, 0.8) 100%);

    /* Typography */
    --font-primary: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-secondary: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Font Sizes (Fluid Typography) */
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
    --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
    --text-3xl: clamp(1.875rem, 1.5rem + 1.85vw, 2.5rem);
    --text-4xl: clamp(2.25rem, 1.75rem + 2.5vw, 3.5rem);
    --text-5xl: clamp(3rem, 2.25rem + 3.75vw, 4.5rem);

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-primary: 0 10px 40px -10px rgba(15, 169, 104, 0.4);
    --shadow-secondary: 0 10px 40px -10px rgba(30, 75, 142, 0.4);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
}

/* ----------------------------------------
   CSS Reset & Base Styles
   ---------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-secondary);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-black);
    background-color: var(--color-white);
    overflow-x: hidden;
}

body.no-scroll {
    overflow: hidden;
}

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

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

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

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-black);
}

/* ----------------------------------------
   Utility Classes
   ---------------------------------------- */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-8);
    }
}

.section-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    font-family: var(--font-primary);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    background-color: rgba(15, 169, 104, 0.1);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-4);
    color: var(--color-black);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--space-6);
}

.section-description {
    font-size: var(--text-lg);
    color: var(--color-gray-600);
    max-width: 600px;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-16);
}

.section-header .section-description {
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: 600;
    text-align: center;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    cursor: pointer;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 15px 45px -10px rgba(15, 169, 104, 0.5);
}

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

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

.btn-cta {
    color: var(--color-white);
    background-color: #25D366;
    border-color: #25D366;
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-base);
}

.btn-cta:hover {
    background-color: #128C7E;
    border-color: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 15px 45px -10px rgba(37, 211, 102, 0.5);
}

/* ----------------------------------------
   Preloader
   ---------------------------------------- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    position: relative;
}

.loader-inner {
    position: absolute;
    top: -4px;
    left: -4px;
    width: 60px;
    height: 60px;
    border: 4px solid transparent;
    border-top-color: var(--color-white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ----------------------------------------
   Header / Navigation
   ---------------------------------------- */
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

#header.scrolled {
    background-color: var(--color-white);
    box-shadow: var(--shadow-lg);
}

.navbar {
    padding: var(--space-4) 0;
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 50px;
    width: auto;
    border-radius: var(--radius-md);
    transition: transform var(--transition-fast);
}

.logo:hover .logo-img {
    transform: scale(1.05);
}

/* Hamburger Menu */
.nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: var(--z-fixed);
}

.hamburger {
    position: relative;
    width: 24px;
    height: 2px;
    background-color: var(--color-white);
    transition: all var(--transition-fast);
}

#header.scrolled .hamburger {
    background-color: var(--color-black);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: inherit;
    transition: all var(--transition-fast);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

.nav-toggle[aria-expanded="true"] .hamburger {
    background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
    background-color: var(--color-black);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
    bottom: 0;
    transform: rotate(-45deg);
    background-color: var(--color-black);
}

/* Navigation Menu */
.nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background-color: var(--color-white);
    padding: var(--space-24) var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    transition: right var(--transition-base);
    box-shadow: var(--shadow-2xl);
}

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

.nav-link {
    font-family: var(--font-primary);
    font-size: var(--text-lg);
    font-weight: 500;
    color: var(--color-black);
    padding: var(--space-2) 0;
    position: relative;
    transition: color var(--transition-fast);
}

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

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

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

.btn-nav {
    margin-top: var(--space-4);
    padding: var(--space-3) var(--space-6);
    background-color: var(--color-primary);
    color: var(--color-white) !important;
    border-radius: var(--radius-full);
    text-align: center;
}

.btn-nav::after {
    display: none;
}

.btn-nav:hover {
    background-color: var(--color-primary-dark);
}

/* Desktop Navigation */
@media (min-width: 1024px) {
    .nav-toggle {
        display: none;
    }

    .nav-menu {
        position: static;
        width: auto;
        max-width: none;
        height: auto;
        background: transparent;
        padding: 0;
        flex-direction: row;
        align-items: center;
        gap: var(--space-8);
        box-shadow: none;
    }

    .nav-link {
        font-size: var(--text-sm);
        color: var(--color-white);
    }

    #header.scrolled .nav-link {
        color: var(--color-black);
    }

    #header.scrolled .nav-link:hover,
    #header.scrolled .nav-link.active {
        color: var(--color-primary);
    }

    .btn-nav {
        margin-top: 0;
    }
}

/* ----------------------------------------
   Hero Section
   ---------------------------------------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" fill-opacity="0.03"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    padding: var(--space-24) 0 var(--space-16);
}

.hero-content .container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-content .container {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-16);
    }
}

.hero-text {
    text-align: center;
}

@media (min-width: 1024px) {
    .hero-text {
        text-align: left;
    }
}

.hero-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    font-family: var(--font-primary);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-white);
    background-color: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-6);
    backdrop-filter: blur(10px);
}

.hero h1 {
    font-size: var(--text-4xl);
    color: var(--color-white);
    margin-bottom: var(--space-6);
    line-height: 1.1;
}

.hero h1 .highlight {
    color: transparent;
    background: linear-gradient(90deg, #4ade80, #22d3ee);
    background-clip: text;
    -webkit-background-clip: text;
}

.hero-description {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-8);
    max-width: 540px;
}

@media (min-width: 1024px) {
    .hero-description {
        margin-bottom: var(--space-10);
    }
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    .hero-buttons {
        justify-content: flex-start;
    }
}

.hero-buttons .btn-secondary {
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.5);
}

.hero-buttons .btn-secondary:hover {
    background-color: var(--color-white);
    color: var(--color-secondary);
}

/* Hero Image */
.hero-image {
    display: flex;
    justify-content: center;
}

.hero-image-wrapper {
    position: relative;
    max-width: 450px;
}

.hero-image-wrapper img {
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    aspect-ratio: 4/5;
    object-fit: cover;
}

.hero-image-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: var(--color-white);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    text-align: center;
}

.badge-number {
    display: block;
    font-family: var(--font-primary);
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.badge-text {
    display: block;
    font-size: var(--text-xs);
    color: var(--color-gray-600);
    margin-top: var(--space-1);
}

/* Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: color var(--transition-fast);
}

.scroll-indicator:hover {
    color: var(--color-white);
}

.scroll-arrow {
    width: 24px;
    height: 40px;
    border: 2px solid currentColor;
    border-radius: var(--radius-full);
    position: relative;
}

.scroll-arrow::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background-color: currentColor;
    border-radius: var(--radius-full);
    animation: scrollDown 1.5s ease-in-out infinite;
}

@keyframes scrollDown {
    0%, 100% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    50% {
        opacity: 0.5;
        transform: translateX(-50%) translateY(10px);
    }
}

/* ----------------------------------------
   Sobre Section
   ---------------------------------------- */
.sobre {
    padding: var(--space-24) 0;
    background-color: var(--color-white);
}

.sobre-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    align-items: center;
}

@media (min-width: 1024px) {
    .sobre-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-16);
    }
}

.sobre-image {
    position: relative;
}

.image-frame {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.image-frame::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-overlay);
    opacity: 0.3;
    z-index: 1;
}

.image-frame img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: var(--space-4);
    background: var(--color-white);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

@media (min-width: 768px) {
    .experience-badge {
        right: -30px;
    }
}

.badge-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(15, 169, 104, 0.1);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
}

.badge-title {
    display: block;
    font-family: var(--font-primary);
    font-weight: 700;
    color: var(--color-black);
}

.badge-subtitle {
    display: block;
    font-size: var(--text-xs);
    color: var(--color-gray-600);
}

.sobre-content .section-subtitle {
    font-family: var(--font-primary);
    font-weight: 500;
    color: var(--color-primary);
}

.sobre-text {
    margin-bottom: var(--space-8);
}

.sobre-text p {
    margin-bottom: var(--space-4);
    color: var(--color-gray-700);
}

.sobre-text p:last-child {
    margin-bottom: 0;
}

.sobre-text strong {
    color: var(--color-black);
}

/* Stats */
.sobre-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
    margin-bottom: var(--space-8);
    padding: var(--space-6) 0;
    border-top: 1px solid var(--color-gray-200);
    border-bottom: 1px solid var(--color-gray-200);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-primary);
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.stat-plus {
    font-family: var(--font-primary);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    display: block;
    font-size: var(--text-xs);
    color: var(--color-gray-600);
    margin-top: var(--space-2);
}

/* ----------------------------------------
   Especialidades Section
   ---------------------------------------- */
.especialidades {
    padding: var(--space-24) 0;
    background-color: var(--color-gray-100);
}

.especialidades-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

@media (min-width: 640px) {
    .especialidades-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .especialidades-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.especialidade-card {
    position: relative;
    background: var(--color-white);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    overflow: hidden;
}

.especialidade-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.especialidade-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.especialidade-card:hover::before {
    transform: scaleX(1);
}

.especialidade-card.featured {
    background: var(--gradient-primary);
    color: var(--color-white);
}

.especialidade-card.featured::before {
    display: none;
}

.card-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
}

.card-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(15, 169, 104, 0.1);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    margin-bottom: var(--space-6);
}

.especialidade-card.featured .card-icon {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
}

.card-title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-4);
}

.card-description {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--space-6);
    line-height: 1.7;
}

.especialidade-card.featured .card-description {
    color: rgba(255, 255, 255, 0.85);
}

.card-features {
    margin-bottom: var(--space-6);
}

.card-features li {
    position: relative;
    padding-left: var(--space-6);
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--space-2);
}

.especialidade-card.featured .card-features li {
    color: rgba(255, 255, 255, 0.85);
}

.card-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background-color: var(--color-primary);
    border-radius: 50%;
}

.especialidade-card.featured .card-features li::before {
    background-color: var(--color-white);
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-primary);
    transition: all var(--transition-fast);
}

.especialidade-card.featured .card-link {
    color: var(--color-white);
}

.card-link:hover {
    gap: var(--space-3);
}

/* ----------------------------------------
   Tecnologia Section
   ---------------------------------------- */
.tecnologia {
    padding: var(--space-24) 0;
    background-color: var(--color-white);
}

.tecnologia-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
    align-items: center;
}

@media (min-width: 1024px) {
    .tecnologia-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-16);
    }
}

.tecnologia-content .section-description {
    margin-bottom: var(--space-10);
}

.tech-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.tech-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-4);
    background-color: var(--color-gray-100);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.tech-item:hover {
    background-color: rgba(15, 169, 104, 0.1);
    transform: translateX(8px);
}

.tech-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.tech-text h4 {
    font-size: var(--text-base);
    margin-bottom: var(--space-1);
}

.tech-text p {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* Tecnologia Images */
.tecnologia-images {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

@media (min-width: 640px) {
    .tecnologia-images {
        grid-template-columns: 2fr 1fr;
    }
}

.tech-image-main {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.tech-image-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4/5;
}

.tech-image-secondary {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.tech-image-secondary img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 3/4;
}

.tech-image-label {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-4);
    background: var(--gradient-overlay);
    color: var(--color-white);
}

.tech-image-label span {
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: 600;
}

/* ----------------------------------------
   Depoimentos Section
   ---------------------------------------- */
.depoimentos {
    padding: var(--space-24) 0;
    background: var(--gradient-primary);
}

.depoimentos .section-badge {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
}

.depoimentos .section-title {
    color: var(--color-white);
}

.depoimentos .section-description {
    color: rgba(255, 255, 255, 0.85);
}

.depoimentos-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-6);
}

@media (min-width: 768px) {
    .depoimentos-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .depoimentos-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.depoimento-card {
    background: var(--color-white);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-base);
}

.depoimento-card:hover {
    transform: translateY(-8px);
}

.depoimento-stars {
    display: flex;
    gap: var(--space-1);
    color: #fbbf24;
    margin-bottom: var(--space-4);
}

.depoimento-text {
    font-size: var(--text-base);
    color: var(--color-gray-700);
    line-height: 1.7;
    margin-bottom: var(--space-6);
    font-style: italic;
}

.depoimento-author {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.author-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--color-white);
    font-family: var(--font-primary);
    font-weight: 700;
    border-radius: 50%;
}

.author-name {
    display: block;
    font-family: var(--font-primary);
    font-weight: 600;
    color: var(--color-black);
}

.author-treatment {
    display: block;
    font-size: var(--text-sm);
    color: var(--color-gray-600);
}

/* ----------------------------------------
   Galeria Section
   ---------------------------------------- */
.galeria {
    padding: var(--space-24) 0;
    background-color: var(--color-gray-100);
}

.galeria-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
}

@media (min-width: 640px) {
    .galeria-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .galeria-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .galeria-item.large {
        grid-column: span 2;
        grid-row: span 2;
    }
}

.galeria-item {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    cursor: pointer;
}

.galeria-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    aspect-ratio: 4/3;
    transition: transform var(--transition-slow);
}

.galeria-item.large img {
    aspect-ratio: auto;
    min-height: 300px;
}

@media (min-width: 1024px) {
    .galeria-item.large img {
        min-height: 100%;
    }
}

.galeria-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, transparent 0%, rgba(26, 26, 26, 0.8) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-6);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.galeria-item:hover .galeria-overlay {
    opacity: 1;
}

.galeria-item:hover img {
    transform: scale(1.1);
}

.galeria-caption {
    font-family: var(--font-primary);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-2);
}

.galeria-zoom {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-white);
    border-radius: 50%;
    color: var(--color-black);
    transition: all var(--transition-fast);
}

.galeria-zoom:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.1);
}

/* ----------------------------------------
   Contato Section
   ---------------------------------------- */
.contato {
    padding: var(--space-24) 0;
    background-color: var(--color-white);
}

.contato-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-12);
}

@media (min-width: 1024px) {
    .contato-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-16);
    }
}

.contato-info .section-description {
    margin-bottom: var(--space-8);
}

.contato-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
}

.contato-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4);
    background-color: var(--color-gray-100);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.contato-item:hover {
    background-color: rgba(15, 169, 104, 0.1);
    transform: translateX(8px);
}

.contato-item.whatsapp-item {
    background-color: rgba(37, 211, 102, 0.1);
}

.contato-item.whatsapp-item:hover {
    background-color: rgba(37, 211, 102, 0.2);
}

.contato-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-white);
    border-radius: var(--radius-md);
    color: var(--color-secondary);
    box-shadow: var(--shadow-sm);
}

.contato-icon.whatsapp {
    color: #25D366;
}

.contato-label {
    display: block;
    font-size: var(--text-xs);
    color: var(--color-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contato-text a,
.contato-text span {
    font-family: var(--font-primary);
    font-weight: 600;
    color: var(--color-black);
}

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

.contato-social {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-gray-100);
    border-radius: var(--radius-md);
    color: var(--color-gray-600);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-4px);
}

/* Map */
.contato-map {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.map-wrapper {
    height: 100%;
    min-height: 400px;
}

.map-wrapper iframe {
    width: 100%;
    height: 100%;
}

.map-placeholder {
    height: 100%;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: var(--color-gray-100);
    color: var(--color-gray-500);
    text-align: center;
    padding: var(--space-8);
}

.map-placeholder svg {
    margin-bottom: var(--space-4);
    opacity: 0.5;
}

.map-placeholder p {
    font-family: var(--font-primary);
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.map-placeholder span {
    font-size: var(--text-sm);
}

/* ----------------------------------------
   CTA Section
   ---------------------------------------- */
.cta {
    padding: var(--space-16) 0;
    background: var(--color-secondary);
    text-align: center;
}

.cta-content h2 {
    font-size: var(--text-2xl);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.cta-content p {
    font-size: var(--text-lg);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-8);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ----------------------------------------
   Footer
   ---------------------------------------- */
.footer {
    background-color: var(--color-black);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-10);
    padding-bottom: var(--space-10);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 1.5fr 1fr 1.5fr;
        gap: var(--space-8);
    }
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    height: 60px;
    width: auto;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
}

.footer-brand p {
    color: var(--color-gray-500);
    font-size: var(--text-sm);
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4,
.footer-address h4 {
    font-size: var(--text-base);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.footer-address p {
    color: var(--color-gray-500);
    font-size: var(--text-sm);
    margin-bottom: var(--space-1);
}

.footer-address strong {
    color: var(--color-gray-400);
}

.footer-map-link {
    display: inline-block;
    margin-top: var(--space-3);
    color: var(--color-primary);
    font-size: var(--text-sm);
    font-weight: 500;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-map-link:hover {
    color: var(--color-primary-light);
    text-decoration: underline;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer-links a {
    color: var(--color-gray-500);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

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

.footer-contact p {
    color: var(--color-gray-500);
    font-size: var(--text-sm);
    margin-bottom: var(--space-2);
}

.footer-contact strong {
    color: var(--color-gray-400);
}

.footer-contact a {
    color: var(--color-gray-500);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    padding-top: var(--space-8);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-gray-600);
    font-size: var(--text-sm);
}

.footer-credits {
    margin-top: var(--space-2);
    color: var(--color-gray-700) !important;
}

/* ----------------------------------------
   WhatsApp Float Button
   ---------------------------------------- */
.whatsapp-float {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #25D366;
    color: var(--color-white);
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-tooltip {
    position: absolute;
    right: 70px;
    padding: var(--space-2) var(--space-4);
    background-color: var(--color-black);
    color: var(--color-white);
    font-size: var(--text-sm);
    font-weight: 500;
    white-space: nowrap;
    border-radius: var(--radius-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* ----------------------------------------
   Lightbox
   ---------------------------------------- */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

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

.lightbox-close {
    position: absolute;
    top: var(--space-6);
    right: var(--space-6);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.lightbox-close:hover {
    background-color: var(--color-white);
    color: var(--color-black);
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-2xl);
}

/* ----------------------------------------
   Animations (AOS-like)
   ---------------------------------------- */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-up"] {
    transform: translateY(40px);
}

[data-aos="fade-down"] {
    transform: translateY(-40px);
}

[data-aos="fade-left"] {
    transform: translateX(40px);
}

[data-aos="fade-right"] {
    transform: translateX(-40px);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0) translateX(0);
}

/* Delays */
[data-aos-delay="100"] {
    transition-delay: 100ms;
}

[data-aos-delay="200"] {
    transition-delay: 200ms;
}

[data-aos-delay="300"] {
    transition-delay: 300ms;
}

[data-aos-delay="400"] {
    transition-delay: 400ms;
}

[data-aos-delay="500"] {
    transition-delay: 500ms;
}

[data-aos-delay="600"] {
    transition-delay: 600ms;
}

/* ----------------------------------------
   Responsive Adjustments
   ---------------------------------------- */
@media (max-width: 640px) {
    .hero h1 {
        font-size: var(--text-3xl);
    }

    .sobre-stats {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .stat-item {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--space-2);
    }

    .stat-label {
        margin-top: 0;
    }
}

/* Print Styles */
@media print {
    .hero,
    .whatsapp-float,
    #header,
    .cta {
        display: none;
    }

    body {
        font-size: 12pt;
        color: black;
    }

    a {
        color: black;
        text-decoration: underline;
    }
}