:root {
    --color-primary: #191919;
    --color-primary-rgb: 25, 25, 25;
    --color-primary-darker: #0D0D0D;
    --color-primary-lighter: #2C2C2C;
    
    --color-secondary: #DEDEDE;
    --color-secondary-rgb: 222, 222, 222;
    --color-secondary-darker: #C4C4C4;
    --color-secondary-lighter: #F0F0F0;
    
    --color-accent: #E5D9C7;
    --color-accent-rgb: 229, 217, 199;
    --color-accent-darker: #D1C5B2;
    --color-accent-lighter: #F0EAE0;

    --color-white: #FFFFFF;
    --color-black: #000000;
    --color-gray-light: #f8f9fa;
    --color-gray-medium: #adb5bd;
    --color-gray-dark: #343a40;

    --color-text-light-bg: #383838; 
    --color-subtitle-light-bg: #101010;
    --color-text-dark-bg: #EAEAEA;
    --color-subtitle-dark-bg: #FFFFFF;
    --color-text-subtle-dark-bg: #B0B0B0;
    --color-text-subtle-light-bg: #666666;
    
    --font-family-base: 'Poppins', sans-serif;
    --font-size-base: 16px;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    --font-weight-black: 900;

    --line-height-base: 1.75;
    --letter-spacing-base: 0.5px;
    --letter-spacing-tight: -0.5px;
    --letter-spacing-wide: 1px;

    --section-padding-desktop: 100px;
    --section-padding-tablet: 80px;
    --section-padding-mobile: 60px;
    
    --container-padding-desktop: 40px;
    --container-padding-tablet: 30px;
    --container-padding-mobile: 20px;

    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 30px;
    --border-radius-pill: 50px;
    --border-radius-circle: 50%;

    --shadow-subtle: 0 2px 8px rgba(0,0,0,0.04);
    --shadow-soft: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-medium: 0 8px 30px rgba(0,0,0,0.12);
    --shadow-strong: 0 12px 40px rgba(0,0,0,0.15);
    --shadow-inset: inset 0 2px 4px rgba(0,0,0,0.06);

    --transition-fast: 0.2s ease-out;
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.6s cubic-bezier(0.68, -0.55, 0.27, 1.55);
    --transition-spring: 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);

    --gradient-primary: linear-gradient(135deg, var(--color-primary-lighter), var(--color-primary));
    --gradient-accent: linear-gradient(135deg, var(--color-accent-lighter), var(--color-accent));
    --gradient-overlay-dark: linear-gradient(135deg, rgba(var(--color-primary-rgb),0.85), rgba(var(--color-primary-darker-rgb, 13,13,13),0.95));
    --gradient-overlay-light: linear-gradient(135deg, rgba(var(--color-accent-rgb),0.02), rgba(var(--color-accent-rgb),0.08));
    --gradient-text: linear-gradient(90deg, var(--color-primary), var(--color-accent-darker));

    --z-index-preloader: 10000;
    --z-index-header: 1000;
    --z-index-modal: 1050;
    --z-index-dropdown: 900;
    --z-index-back-to-top: 950;
    --z-index-content-overlay: 10;
    --z-index-content-default: 1;
    --z-index-background: -1;
}

/* Global Resets & Base Styles */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
    overflow-x: hidden;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: var(--font-family-base);
    line-height: var(--line-height-base);
    color: var(--color-text-light-bg);
    background-color: var(--color-accent-lighter);
    position: relative;
    overflow-x: hidden; /* Prevent horizontal scroll */
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.3;
    margin-bottom: 1.25rem;
    letter-spacing: var(--letter-spacing-tight);
    color: var(--color-subtitle-light-bg);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: var(--font-weight-black); }
h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: var(--font-weight-extrabold); }
h3 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); font-weight: var(--font-weight-bold); }
h4 { font-size: clamp(1.3rem, 3vw, 1.8rem); font-weight: var(--font-weight-semibold); }

p {
    margin-bottom: 1.5rem;
    font-size: clamp(1rem, 2.5vw, 1.1rem);
    letter-spacing: var(--letter-spacing-base);
    color: var(--color-text-light-bg);
}
p:last-child {
    margin-bottom: 0;
}

a {
    text-decoration: none;
    color: var(--color-primary);
    transition: color var(--transition-fast);
}
a:hover {
    color: var(--color-accent-darker);
}

ul, ol {
    list-style: none;
    padding-left: 0;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius-md);
}

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

/* Utility Classes */
.container {
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding-desktop);
    padding-right: var(--container-padding-desktop);
}

.section {
    padding-top: var(--section-padding-desktop);
    padding-bottom: var(--section-padding-desktop);
    position: relative;
    overflow: hidden; /* Prevent AOS overflow issues */
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.bg-dark {
    background-color: var(--color-primary);
    color: var(--color-text-dark-bg);
}
.bg-dark h1, .bg-dark h2, .bg-dark h3, .bg-dark h4 {
    color: var(--color-subtitle-dark-bg);
}
.bg-dark p {
    color: #000000;
}
.bg-dark a {
    color: var(--color-accent-lighter);
}
.bg-dark a:hover {
    color: var(--color-white);
}
.bg-dark .section-eyebrow {
    color: var(--color-accent);
}
.bg-dark .section-eyebrow::after {
    background-color: var(--color-accent-darker);
}


.bg-light {
    background-color: var(--color-white);
}

.bg-accent-lighter {
    background-color: var(--color-accent-lighter);
}

.bg-pattern {
    background-image: var(--gradient-overlay-light), url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23191919' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    background-repeat: repeat;
}


/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    text-align: center;
    border-radius: var(--border-radius-pill);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    transition: all var(--transition-smooth);
    cursor: pointer;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    min-width: 180px;
    box-shadow: var(--shadow-soft);
}

.btn i {
    transition: transform var(--transition-fast);
}

.btn:hover i {
    transform: translateX(3px);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(var(--color-white-rgb, 255,255,255),0.25), transparent);
    transition: left var(--transition-smooth);
    z-index: 1;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    border-color: var(--color-primary-darker);
}
.btn-primary:hover {
    background: var(--color-primary-darker);
    transform: translateY(-3px) scale(1.03);
    box-shadow: var(--shadow-medium);
}

.btn-secondary {
    background: var(--color-secondary);
    color: var(--color-primary);
    border-color: var(--color-secondary-darker);
}
.btn-secondary:hover {
    background: var(--color-secondary-darker);
    transform: translateY(-3px) scale(1.03);
    box-shadow: var(--shadow-medium);
}

.btn-accent {
    background: var(--gradient-accent);
    color: var(--color-primary); /* Garante fonte preta/escura */
    border-color: var(--color-accent-darker);
}
.btn-accent:hover {
    background: var(--color-accent-darker);
    color: var(--color-primary-darker); /* Manter fonte escura no hover */
    transform: translateY(-3px) scale(1.03);
    box-shadow: var(--shadow-medium);
}

.btn-outline-light {
    background-color: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}
.btn-outline-light:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
    transform: translateY(-3px) scale(1.03);
    box-shadow: var(--shadow-medium);
}

.btn-small {
    padding: 10px 20px;
    font-size: 0.9rem;
    min-width: auto;
}

/* Preloader */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-accent-lighter);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: var(--z-index-preloader);
    transition: opacity var(--transition-smooth) 0.5s, visibility var(--transition-smooth) 0.5s; /* Delay visibility transition */
}
.preloader.hide {
    opacity: 0;
    visibility: hidden;
}
.spinner {
    width: 60px;
    height: 60px;
    border: 5px solid var(--color-accent);
    border-top-color: var(--color-primary);
    border-radius: var(--border-radius-circle);
    animation: spin 1s linear infinite;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-index-header);
    background-color: rgba(var(--color-white-rgb, 255,255,255), 0.9);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 15px 0;
    transition: all var(--transition-smooth);
    box-shadow: var(--shadow-subtle);
}
.header.scrolled {
    padding: 10px 0;
    background-color: rgba(var(--color-white-rgb, 255,255,255), 0.95);
    box-shadow: var(--shadow-soft);
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo-link {
    display: inline-block;
    transition: transform var(--transition-fast);
}
.logo-link:hover {
    transform: scale(1.05);
}
.logo-img {
    height: 55px;
    width: auto;
}
.main-nav .nav-list {
    display: flex;
    align-items: center;
    gap: 30px;
}
.main-nav .nav-link {
    font-size: 0.95rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    padding: 10px 0;
    position: relative;
    transition: color var(--transition-fast);
}
.main-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent-darker);
    transition: width var(--transition-smooth);
}
.main-nav .nav-link:hover,
.main-nav .nav-link.active {
    color: var(--color-accent-darker);
}
.main-nav .nav-link:hover::after,
.main-nav .nav-link.active::after {
    width: 100%;
}
.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}
.mobile-menu-toggle {
    display: none; /* Hidden on desktop */
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 22px;
    cursor: pointer;
    z-index: calc(var(--z-index-header) + 1); /* Above nav */
}
.mobile-menu-toggle .bar {
    width: 100%;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-smooth);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-image: linear-gradient(rgba(var(--color-primary-rgb), 0.5), rgba(var(--color-primary-rgb), 0.7)), url('../static/banner.png');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed; /* Parallax effect */
    color: var(--color-white);
    padding-top: 120px; /* Account for header */
    padding-bottom: 80px;
}
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(var(--color-primary-rgb), 0.3); /* Darker overlay for better text contrast */
    z-index: var(--z-index-content-default);
}
.hero-container {
    position: relative;
    z-index: var(--z-index-content-overlay);
}
.hero-title {
    font-size: clamp(2.8rem, 6vw, 5rem);
    font-weight: var(--font-weight-black);
    margin-bottom: 1.5rem;
    color: var(--color-white);
    text-shadow: 2px 2px 8px rgba(var(--color-black-rgb,0,0,0), 0.5);
    line-height: 1.1;
}
.hero-subtitle {
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    font-weight: var(--font-weight-light);
    color: var(--color-secondary-lighter);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 1px 1px 4px rgba(var(--color-black-rgb,0,0,0), 0.3);
}
.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}
.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-index-content-overlay);
    animation: bounceUpDown 2s infinite;
}
.hero-scroll-indicator a {
    color: var(--color-white);
    font-size: 1.8rem;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}
.hero-scroll-indicator a:hover {
    opacity: 1;
}
@keyframes bounceUpDown {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-10px) translateX(-50%); }
    60% { transform: translateY(-5px) translateX(-50%); }
}

/* Section Header Styling */
.section-header {
    margin-bottom: 60px;
    text-align: center;
}
.section-eyebrow {
    display: block;
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-accent-darker);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    margin-bottom: 0.75rem;
    position: relative;
}
.section-eyebrow::after {
    content: '';
    display: block;
    width: 50px;
    height: 2px;
    background-color: var(--color-accent);
    margin: 8px auto 0;
}
.section-title {
    margin-bottom: 1rem;
}
.section-description {
    font-size: 1.1rem;
    color: var(--color-text-subtle-light-bg);
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
}
.bg-dark .section-eyebrow { color: var(--color-accent-lighter); }
.bg-dark .section-eyebrow::after { background-color: var(--color-accent); }
.bg-dark .section-description { color: var(--color-text-subtle-dark-bg); }


/* About Section */
.about-section {
    background-color: var(--color-white);
}
.about-grid {
    display: grid;
    grid-template-columns: 1fr; /* Default for mobile */
    gap: 50px;
    align-items: center;
}
.about-image-wrapper {
    position: relative;
    max-width: 450px;
    margin: 0 auto; /* Center on mobile */
}
.about-image-bg {
    position: absolute;
    top: -20px;
    left: -20px;
    width: calc(100% + 20px);
    height: calc(100% + 20px);
    background: var(--gradient-accent);
    border-radius: var(--border-radius-xl);
    z-index: var(--z-index-background);
    transform: rotate(-3deg);
    transition: transform var(--transition-smooth);
}
.about-image-wrapper:hover .about-image-bg {
    transform: rotate(-5deg) scale(1.02);
}
.about-image {
    position: relative;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-strong);
    transition: transform var(--transition-smooth);
}
.about-image-wrapper:hover .about-image {
    transform: scale(1.03) rotate(1deg);
}
.about-content-wrapper h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 1.5rem;
    color: var(--color-primary);
    position: relative;
    padding-bottom: 10px;
}
.about-content-wrapper h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 70px;
    height: 3px;
    background-color: var(--color-accent);
}
.qualifications-list {
    margin-top: 2rem;
    margin-bottom: 2.5rem;
}
.qualifications-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.05rem;
    color: var(--color-text-light-bg);
    margin-bottom: 1rem;
    padding: 8px 0;
    border-bottom: 1px dashed var(--color-secondary);
    transition: background-color var(--transition-fast);
}
.qualifications-list li:hover {
    background-color: rgba(var(--color-accent-rgb), 0.1);
}
.qualifications-list li i {
    color: var(--color-accent-darker);
    font-size: 1.3rem;
    width: 25px;
    text-align: center;
}
.about-btn {
    margin-top: 1rem;
}

/* Philosophy Section */
.philosophy-section {
    /* Uses .bg-dark */
}
.philosophy-grid {
    display: grid;
    grid-template-columns: 1fr; /* Default for mobile */
    gap: 30px;
    margin-top: 50px;
}
.philosophy-card {
    background-color: rgba(var(--color-white-rgb, 255,255,255), 0.05);
    padding: 35px 30px;
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: all var(--transition-smooth);
    border: 1px solid rgba(var(--color-white-rgb, 255,255,255), 0.1);
}
.philosophy-card:hover {
    transform: translateY(-10px) scale(1.02);
    background-color: rgba(var(--color-white-rgb, 255,255,255), 0.1);
    box-shadow: 0 10px 30px rgba(var(--color-black-rgb,0,0,0), 0.2);
}
.philosophy-icon {
    font-size: 2.8rem;
    color: var(--color-accent);
    margin-bottom: 1.5rem;
    display: inline-block;
    transition: transform var(--transition-fast);
}
.philosophy-card:hover .philosophy-icon {
    transform: scale(1.1) rotate(5deg);
}
.philosophy-card-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    min-height: 4.5em; /* Ensure consistent height */
    display: flex;
    align-items: center;
    justify-content: center;
}
.philosophy-card p {
    font-size: 0.95rem;
    color: var(--color-text-subtle-dark-bg);
}

/* Services Section */
.services-category {
    margin-bottom: 60px;
}
.services-category-title {
    text-align: center;
    font-size: clamp(1.6rem, 3.5vw, 2.2rem);
    color: var(--color-primary);
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
}
.services-category-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--color-accent);
}
.services-grid {
    display: grid;
    grid-template-columns: 1fr; /* Default for mobile */
    gap: 30px;
}
.service-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
    transition: all var(--transition-smooth);
    display: flex;
    flex-direction: column;
}
.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-strong);
}
.service-card-image-wrapper {
    height: 220px;
    overflow: hidden;
    position: relative;
}
.service-card-image-wrapper::before { /* Subtle overlay on image */
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(to top, rgba(var(--color-primary-rgb), 0.3) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-smooth);
}
.service-card:hover .service-card-image-wrapper::before {
    opacity: 1;
}
.service-card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-smooth) 0.1s; /* Slightly faster image zoom */
}
.service-card:hover .service-card-img {
    transform: scale(1.1);
}
.service-card-content {
    padding: 25px;
    text-align: center;
    flex-grow: 1; /* Make content grow to fill card */
    display: flex;
    flex-direction: column;
    justify-content: space-between; /* Pushes button to bottom */
}
.service-card-title {
    font-size: 1.4rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: 0.75rem;
    min-height: 3.8em; /* Consistent height for titles */
}
.service-card-description {
    font-size: 0.95rem;
    color: var(--color-text-subtle-light-bg);
    margin-bottom: 1.5rem;
    flex-grow: 1; /* Allow description to take available space */
}
.service-btn {
    margin-top: auto; /* Pushes button to bottom if content is short */
    width: 100%;
}

/* Gallery Section */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
    margin-bottom: 40px;
}
.gallery-item {
    overflow: hidden;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-soft);
    position: relative;
    aspect-ratio: 1 / 1; /* Square items */
}
.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-smooth), filter var(--transition-smooth);
}
.gallery-item:hover img {
    transform: scale(1.1);
    filter: brightness(0.8);
}
.gallery-item::after { /* Magnifying glass icon on hover */
    content: '\f00e'; /* Font Awesome search icon */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    font-size: 2.5rem;
    color: var(--color-white);
    opacity: 0;
    transition: all var(--transition-smooth);
    pointer-events: none; /* So it doesn't interfere with potential lightbox */
}
.gallery-item:hover::after {
    opacity: 0.8;
    transform: translate(-50%, -50%) scale(1);
}
.gallery-cta {
    margin-top: 40px;
}

/* Testimonials Section */
.testimonial-slider-wrapper {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}
.testimonial-slider {
    display: flex; /* For JS-driven slider */
    overflow: hidden; /* Hide non-active slides */
    position: relative; /* Needed for absolute positioning of slides if that approach is used */
}
.testimonial-card {
    background-color: var(--color-white); /* Garante fundo branco */
    border-radius: var(--border-radius-lg);
    padding: 35px;
    margin: 10px;
    box-shadow: var(--shadow-medium);
    text-align: center;
    flex: 0 0 100%;
    transition: transform var(--transition-smooth), opacity var(--transition-smooth);
    /* opacity: 0.5;  Control visibility via JS or display none */
    /* transform: scale(0.95); */
    display: none; /* Hide all slides by default, JS will show the active one */
}
.testimonial-card.active-slide {
    opacity: 1;
    transform: scale(1);
    display: block; /* Show only the active slide */
}
.testimonial-quote-icon {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
}
.testimonial-text {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--color-primary); /* Alterado para preto/primary */
    margin-bottom: 1.5rem;
    line-height: 1.8;
}
.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-top: 1.5rem;
}
.author-image {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-circle);
    object-fit: cover;
    border: 3px solid var(--color-accent-lighter);
}
.author-name {
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary); /* Nome do autor escuro em fundo branco */
}
.testimonial-controls {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}
.testimonial-prev,
.testimonial-next {
    background-color: var(--color-accent);
    color: var(--color-primary);
    width: 45px;
    height: 45px;
    border-radius: var(--border-radius-circle);
    font-size: 1rem;
    transition: all var(--transition-fast);
    box-shadow: var(--shadow-subtle);
}
.testimonial-prev:hover,
.testimonial-next:hover {
    background-color: var(--color-accent-darker);
    transform: scale(1.1);
}

/* Location Section (Map part) */
.location-grid {
    display: grid;
    grid-template-columns: 1fr; /* Default for mobile */
    gap: 40px;
    align-items: center;
    margin-top: 50px;
}
.location-info h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--color-primary);
    margin-bottom: 1rem;
}
.location-info p {
    font-size: 1.1rem;
    color: var(--color-text-light-bg);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}
.location-info p i {
    color: var(--color-accent-darker);
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
}
.location-btn {
    margin-top: 1.5rem;
}
.location-map iframe {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-medium);
    transition: box-shadow var(--transition-smooth);
    filter: grayscale(30%);
}
.location-map iframe:hover {
    box-shadow: var(--shadow-strong);
    filter: grayscale(0%);
}

/* FAQ Section */
.faq-accordion {
    max-width: 800px;
    margin: 50px auto 0;
}
.faq-item {
    background-color: rgba(var(--color-white-rgb,255,255,255), 0.08);
    border-radius: var(--border-radius-md);
    margin-bottom: 15px;
    border: 1px solid rgba(var(--color-white-rgb,255,255,255), 0.15);
    transition: background-color var(--transition-fast);
}
.faq-item:hover {
    background-color: rgba(var(--color-white-rgb,255,255,255), 0.12);
}
.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 20px 25px;
    text-align: left;
    font-size: 1.1rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-subtitle-dark-bg);
    cursor: pointer;
}
.faq-question i {
    font-size: 1rem;
    color: var(--color-accent);
    transition: transform var(--transition-smooth);
}
.faq-item.active .faq-question i {
    transform: rotate(180deg);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-smooth) 0.1s, padding var(--transition-smooth) 0.1s; /* Faster transition for answer */
    padding: 0 25px;
}
.faq-item.active .faq-answer {
    max-height: 300px; /* Adjust as needed */
    padding: 0 25px 20px;
}
.faq-answer p {
    font-size: 1rem;
    color: var(--color-text-subtle-dark-bg);
    line-height: 1.8;
}

/* Contact Section */
.contact-invitation {
    font-size: 1.2rem;
    color: var(--color-text-light-bg);
    margin-bottom: 2rem;
}
.btn-large {
    padding: 18px 40px;
    font-size: 1.1rem;
}
.contact-details {
    margin-top: 2.5rem;
    color: var(--color-text-subtle-light-bg);
}
.contact-details p {
    margin-bottom: 0.5rem;
    font-size: 1rem;
}
.contact-details p i {
    margin-right: 8px;
    color: var(--color-accent-darker);
}

/* Footer */
.footer {
    background-color: var(--color-primary-darker);
    color: var(--color-text-subtle-dark-bg);
    padding: 60px 0 30px;
    text-align: center;
}
.footer-logo-link {
    display: inline-block;
    margin-bottom: 20px;
}
.footer-logo-img {
    height: 50px;
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}
.footer-logo-link:hover .footer-logo-img {
    opacity: 1;
}
.footer-nav-list {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 25px;
    margin-bottom: 25px;
}
.footer-nav-link {
    font-size: 0.9rem;
    color: var(--color-white); /* Alterado para branco */
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
}
.footer-nav-link:hover {
    color: var(--color-accent-lighter); /* Clarear no hover */
}
.footer-social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 25px;
}
.social-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-circle);
    background-color: rgba(var(--color-white-rgb,255,255,255), 0.1);
    color: var(--color-white);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all var(--transition-fast);
}
.social-icon:hover {
    background-color: var(--color-accent);
    color: var(--color-primary);
    transform: translateY(-3px);
}
.copyright-text {
    font-size: 0.85rem;
    margin-bottom: 5px;
    opacity: 0.9; /* Aumentar opacidade para melhor leitura */
    color: var(--color-white); /* Alterado para branco */
}
.developer-credit {
    font-size: 0.8rem;
    opacity: 0.8; /* Aumentar opacidade */
    color: var(--color-white); /* Alterado para branco */
}
.developer-credit i {
    color: var(--color-accent);
    animation: heartbeat 1.5s infinite;
}
@keyframes heartbeat {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--color-accent);
    color: var(--color-primary);
    border-radius: var(--border-radius-circle);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    box-shadow: var(--shadow-medium);
    transition: all var(--transition-smooth);
    opacity: 0;
    visibility: hidden;
    z-index: var(--z-index-back-to-top);
    border: none;
}
.back-to-top.active {
    opacity: 1;
    visibility: visible;
}
.back-to-top:hover {
    background-color: var(--color-accent-darker);
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-strong);
}

/* AOS Animations - Base (can be overridden in responsive files) */
[data-aos="fade-up"] {
    transform: translateY(30px);
    opacity: 0;
    transition-property: transform, opacity;
}
[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
    opacity: 1;
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
    opacity: 0;
    transition-property: transform, opacity;
}
[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
    opacity: 1;
}

[data-aos="fade-left"] {
    transform: translateX(30px);
    opacity: 0;
    transition-property: transform, opacity;
}
[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
    opacity: 1;
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
    opacity: 0;
    transition-property: transform, opacity;
}
[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
    opacity: 1;
}
[data-aos="zoom-in-up"] {
    transform: scale(0.9) translateY(20px);
    opacity: 0;
    transition-property: transform, opacity;
}
[data-aos="zoom-in-up"].aos-animate {
    transform: scale(1) translateY(0);
    opacity: 1;
}


/* Desktop Specific Styles (min-width: 1024px) */
@media (min-width: 1024px) {
    .about-grid {
        grid-template-columns: 0.8fr 1.2fr; /* Adjust image vs content ratio */
        gap: 70px;
    }
    .philosophy-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 30px;
    }
    .eye-extensions-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    .other-procedures-grid {
        grid-template-columns: repeat(3, 1fr); /* 3 columns for other procedures on desktop */
    }
    .location-grid {
        grid-template-columns: 0.8fr 1.2fr;
        gap: 60px;
    }
}

/* Lazy Load Styling */
.lazy-load {
    opacity: 0;
    transition: opacity var(--transition-smooth) 0.3s;
}
.lazy-load.loaded {
    opacity: 1;
}