/* ========================================
   DRA. RENATA MATOS - PREMIUM MEDICAL WEBSITE
   Design System inspired by Apple, Stripe, Linear
   ======================================== */

/* CSS Variables - Design System */
:root {
    /* Color System */
    --color-white: #ffffff;
    --color-gray-50: #fafafa;
    --color-gray-100: #f5f5f7;
    --color-gray-200: #e8e8ed;
    --color-gray-300: #d2d2d7;
    --color-gray-400: #a1a1a6;
    --color-gray-500: #6e6e73;
    --color-gray-600: #48484a;
    --color-gray-700: #3a3a3c;
    --color-gray-800: #2c2c2e;
    --color-gray-900: #1d1d1f;
    --color-black: #000000;

    /* Brand Colors */
    --color-petrol: #0d6b6e;
    --color-petrol-light: #14a3a3;
    --color-petrol-dark: #094d4f;
    --color-medical-blue: #0a4d6e;
    --color-medical-blue-light: #1a7ba8;
    --color-medical-blue-dark: #063349;

    /* Accent Colors */
    --color-gold: #c9a227;
    --color-gold-light: #d4b84a;
    --color-gold-dark: #a68519;

    /* Semantic Colors */
    --color-success: #34c759;
    --color-warning: #ff9f0a;
    --color-error: #ff3b30;

    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-bg-dark: rgba(13, 107, 110, 0.15);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-blur: 20px;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    /* Spacing (8px system) */
    --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;
    --space-32: 8rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 2px 4px 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-glass: 0 8px 32px rgba(13, 107, 110, 0.12);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-gray-900);
    background-color: var(--color-white);
    overflow-x: hidden;
}

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

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

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

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    padding: var(--space-4) 0;
    transition: all var(--transition-base);
}

.header.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    padding: var(--space-3) 0;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-petrol) 0%, var(--color-medical-blue) 100%);
    color: var(--color-white);
    font-weight: 700;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.logo-text {
    font-weight: 600;
    font-size: var(--font-size-base);
    color: var(--color-gray-900);
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-links a {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-600);
    transition: color var(--transition-fast);
    position: relative;
}

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

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

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

.nav-instagram {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--color-gray-100);
    color: var(--color-gray-600);
    transition: all var(--transition-fast);
}

.nav-instagram:hover {
    background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: var(--color-white);
    transform: scale(1.05);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-gray-900);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-32) var(--space-6) var(--space-16);
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-50) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(13, 107, 110, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--glass-bg-dark);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(13, 107, 110, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-petrol);
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.6s ease-out;
}

.badge-icon {
    width: 8px;
    height: 8px;
    background: var(--color-petrol);
    border-radius: var(--radius-full);
    animation: pulse 2s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, var(--font-size-6xl));
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--color-gray-900);
    margin-bottom: var(--space-4);
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.hero-credentials {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    margin-bottom: var(--space-4);
    line-height: 1.8;
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero-credentials strong {
    color: var(--color-gray-900);
    font-weight: 600;
}

.crm {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.hero-social {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    border-radius: var(--radius-full);
    color: var(--color-white);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

.hero-social svg {
    fill: currentColor;
}

.hero-social strong {
    font-weight: 700;
}

.hero-description {
    font-size: var(--font-size-xl);
    color: var(--color-gray-600);
    line-height: 1.7;
    margin-bottom: var(--space-8);
    animation: fadeInUp 0.6s ease-out 0.4s both;
}

.hero-description .highlight {
    color: var(--color-petrol);
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease-out 0.5s both;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-petrol) 0%, var(--color-petrol-dark) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(13, 107, 110, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(13, 107, 110, 0.4);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-gray-900);
    border: 2px solid var(--color-gray-200);
    box-shadow: var(--shadow-sm);
}

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

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

.hero-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: var(--radius-2xl);
    background: linear-gradient(135deg, rgba(13, 107, 110, 0.15) 0%, rgba(10, 77, 110, 0.1) 100%);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
}

.shape-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    right: 10%;
    animation: float 8s ease-in-out infinite;
}

.shape-2 {
    width: 200px;
    height: 200px;
    bottom: 20%;
    left: 5%;
    background: linear-gradient(135deg, rgba(10, 77, 110, 0.12) 0%, rgba(13, 107, 110, 0.08) 100%);
    animation: float 6s ease-in-out infinite 1s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    top: 30%;
    left: 15%;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.1) 0%, rgba(201, 162, 39, 0.05) 100%);
    animation: float 7s ease-in-out infinite 2s;
}

.hero-photo-container {
    position: relative;
    z-index: 1;
    display: block;
    width: 420px;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
    animation: fadeInScale 0.8s ease-out 0.3s both;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hero-photo-container:hover {
    transform: translateY(-6px);
    box-shadow: 0 32px 64px rgba(0, 0, 0, 0.2);
}

.hero-photo {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-full);
    position: relative;
}

.scroll-indicator::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-petrol);
    border-radius: var(--radius-full);
    animation: scrollDown 1.5s ease-in-out infinite;
}

/* ========================================
   CAROUSEL SECTION
   ======================================== */

.carousel-section {
    padding: var(--space-20) var(--space-6);
    background: var(--color-white);
}

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

.carousel-track {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-2xl);
}

.carousel-slide {
    display: none;
    animation: fadeIn 0.5s ease-out;
}

.carousel-slide.active {
    display: block;
}

/* Blur-background slide design */
.slide-blur-wrap {
    display: block;
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-2xl);
    text-decoration: none;
}

.slide-blur-bg {
    position: absolute;
    inset: -40px;
    background-size: cover;
    background-position: center;
    filter: blur(28px);
    transform: scale(1.2);
}

.slide-blur-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
}

.slide-blur-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 560px;
    padding: var(--space-10) var(--space-8);
    text-align: center;
}

.slide-blur-img {
    max-height: 380px;
    width: auto;
    max-width: 90%;
    object-fit: contain;
    border-radius: var(--radius-xl);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.55);
    margin-bottom: var(--space-8);
    display: block;
}

.slide-blur-text {
    color: var(--color-white);
    max-width: 560px;
}

.slide-blur-text h3 {
    font-size: clamp(var(--font-size-2xl), 3vw, var(--font-size-4xl));
    font-weight: 700;
    margin-bottom: var(--space-3);
    letter-spacing: -0.02em;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.slide-blur-text p {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--space-6);
    line-height: 1.6;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

.btn-slide {
    background: var(--color-gold);
    color: var(--color-gray-900);
    font-weight: 600;
    box-shadow: 0 4px 14px rgba(201, 162, 39, 0.4);
}

.btn-slide:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(201, 162, 39, 0.5);
}

.carousel-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
    margin-top: var(--space-8);
}

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

.carousel-btn:hover {
    background: var(--color-petrol);
    color: var(--color-white);
    transform: scale(1.1);
}

.carousel-dots {
    display: flex;
    gap: var(--space-2);
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--color-gray-300);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.carousel-dot.active {
    width: 24px;
    background: var(--color-petrol);
}

/* ========================================
   BANNER SECTION
   ======================================== */

.banner-section {
    padding: var(--space-12) var(--space-6);
    background: var(--color-gray-50);
}

.banner-link {
    display: block;
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: transform var(--transition-base);
}

.banner-link:hover {
    transform: scale(1.01);
}

.banner-bg {
    position: relative;
    height: 400px;
}

.banner-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.banner-link:hover .banner-image {
    transform: scale(1.05);
}

.banner-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(13, 107, 110, 0.9) 0%, rgba(10, 77, 110, 0.8) 100%);
}

.banner-content {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-8);
    color: var(--color-white);
}

.banner-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: var(--color-gold);
    color: var(--color-gray-900);
    font-size: var(--font-size-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.banner-content h2 {
    font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
}

.banner-content p {
    font-size: var(--font-size-xl);
    opacity: 0.9;
    max-width: 600px;
    margin-bottom: var(--space-8);
}

.btn-banner {
    background: var(--color-gold);
    color: var(--color-gray-900);
    font-weight: 700;
    padding: var(--space-4) var(--space-10);
    box-shadow: 0 4px 14px rgba(201, 162, 39, 0.4);
}

.btn-banner:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(201, 162, 39, 0.5);
}

/* ========================================
   ABOUT SECTION
   ======================================== */

.about-section {
    padding: var(--space-24) var(--space-6);
    background: var(--color-white);
}

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

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

.section-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: var(--glass-bg-dark);
    border: 1px solid rgba(13, 107, 110, 0.15);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-petrol);
    margin-bottom: var(--space-4);
}

.about-header h2 {
    font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
    font-weight: 700;
    color: var(--color-gray-900);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
}

.about-header p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
    max-width: 600px;
    margin: 0 auto;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    margin-bottom: var(--space-16);
}

.about-stats--three {
    grid-template-columns: repeat(3, 1fr);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.stat-card {
    text-align: center;
    padding: var(--space-8);
    background: var(--color-gray-50);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-petrol);
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--color-petrol);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-2);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    font-weight: 500;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    line-height: 1.8;
    margin-bottom: var(--space-6);
}

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

/* ========================================
   PRODUCTS SECTION
   ======================================== */

.products-section {
    padding: var(--space-24) var(--space-6);
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

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

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

.products-header h2 {
    font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
    font-weight: 700;
    color: var(--color-gray-900);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
}

.products-header p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.product-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

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

.product-image {
    position: relative;
    height: 240px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
}

.product-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    padding: var(--space-2) var(--space-4);
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--color-petrol);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.product-content {
    padding: var(--space-8);
}

.product-content h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-3);
    letter-spacing: -0.01em;
}

.product-content p {
    font-size: var(--font-size-base);
    color: var(--color-gray-500);
    line-height: 1.7;
    margin-bottom: var(--space-6);
}

.btn-product {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    background: var(--color-gray-100);
    color: var(--color-gray-900);
    font-weight: 600;
    font-size: var(--font-size-sm);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.btn-product:hover {
    background: var(--color-petrol);
    color: var(--color-white);
}

.btn-product::after {
    content: '';
    width: 16px;
    height: 16px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='9 18 15 12 9 6'%3E%3C/polyline%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    transition: transform var(--transition-fast);
}

.btn-product:hover::after {
    transform: translateX(4px);
}

/* ========================================
   TESTIMONIALS SECTION
   ======================================== */

.testimonials-section {
    padding: var(--space-24) var(--space-6);
    background: var(--color-white);
}

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

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

.testimonials-header h2 {
    font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
    font-weight: 700;
    color: var(--color-gray-900);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
}

.testimonials-header p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.testimonials-grid--five {
    grid-template-columns: repeat(3, 1fr);
}

.testimonial-card--wide {
    grid-column: span 2;
}

.testimonial-card {
    background: var(--color-gray-50);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.testimonial-stars {
    display: flex;
    gap: var(--space-1);
    color: var(--color-gold);
    margin-bottom: var(--space-4);
}

.testimonial-text {
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    line-height: 1.8;
    margin-bottom: var(--space-6);
    font-style: italic;
}

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

.author-photo {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--color-white);
    box-shadow: var(--shadow-sm);
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-petrol) 0%, var(--color-medical-blue) 100%);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: 700;
    flex-shrink: 0;
    letter-spacing: 0.02em;
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-info strong {
    font-weight: 600;
    color: var(--color-gray-900);
}

.author-info span {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

/* ========================================
   FAQ SECTION
   ======================================== */

.faq-section {
    padding: var(--space-24) var(--space-6);
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-50) 100%);
}

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

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

.faq-header h2 {
    font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
    font-weight: 700;
    color: var(--color-gray-900);
    letter-spacing: -0.02em;
    margin-bottom: var(--space-4);
}

.faq-header p {
    font-size: var(--font-size-lg);
    color: var(--color-gray-500);
}

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

.faq-item {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--color-petrol);
}

.faq-item.active {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-petrol);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-6);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-900);
    text-align: left;
    transition: color var(--transition-fast);
}

.faq-question:hover {
    color: var(--color-petrol);
}

.faq-icon {
    flex-shrink: 0;
    color: var(--color-gray-400);
    transition: all var(--transition-fast);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    color: var(--color-petrol);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 var(--space-6) var(--space-6);
    font-size: var(--font-size-base);
    color: var(--color-gray-600);
    line-height: 1.7;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background: var(--color-gray-900);
    color: var(--color-white);
    padding: var(--space-20) var(--space-6) var(--space-8);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--space-16);
    padding-bottom: var(--space-12);
    border-bottom: 1px solid var(--color-gray-700);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.footer-logo .logo-icon {
    background: linear-gradient(135deg, var(--color-petrol-light) 0%, var(--color-petrol) 100%);
}

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

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

.footer-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
}

.footer-column h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-white);
    margin-bottom: var(--space-4);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-column a {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    margin-bottom: var(--space-3);
    transition: color var(--transition-fast);
}

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

.footer-social {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.footer-social svg {
    transition: transform var(--transition-fast);
}

.footer-social:hover svg {
    transform: scale(1.1);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: var(--space-8);
    text-align: center;
}

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

/* ========================================
   ANIMATIONS
   ======================================== */

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

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

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

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

/* Reveal animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

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

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-12);
    }

    .hero-content {
        order: 2;
    }

    .hero-image {
        order: 1;
    }

    .hero-badge,
    .hero-social {
        display: inline-flex;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-photo-container {
        width: 300px;
    }

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

    .products-grid .product-card:last-child {
        grid-column: span 2;
        max-width: 50%;
        justify-self: center;
    }

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

    .testimonial-card--wide {
        grid-column: span 2;
    }

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

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

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 280px;
        flex-direction: column;
        background: var(--color-white);
        padding: var(--space-20) var(--space-8);
        gap: var(--space-6);
        transform: translateX(100%);
        transition: transform var(--transition-base);
        box-shadow: var(--shadow-2xl);
        z-index: var(--z-modal);
    }

    .nav-links.open {
        transform: translateX(0);
    }

    .nav-links a {
        font-size: var(--font-size-lg);
    }

    .nav-instagram {
        width: 48px;
        height: 48px;
    }

    .menu-toggle {
        display: flex;
        z-index: var(--z-modal);
    }

    .menu-toggle.open span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .menu-toggle.open span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.open span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero {
        padding-top: var(--space-24);
    }

    .hero-photo-container {
        width: 260px;
    }

    .shape-1 {
        width: 200px;
        height: 200px;
    }

    .shape-2 {
        width: 140px;
        height: 140px;
    }

    .shape-3 {
        width: 100px;
        height: 100px;
    }

    .slide-blur-inner {
        min-height: 460px;
        padding: var(--space-6) var(--space-4);
    }

    .slide-blur-img {
        max-height: 280px;
        margin-bottom: var(--space-6);
    }

    .banner-bg {
        height: 300px;
    }

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

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

    .products-grid .product-card:last-child {
        grid-column: span 1;
        max-width: 100%;
    }

    .testimonials-grid,
    .testimonials-grid--five {
        grid-template-columns: 1fr;
    }

    .testimonial-card--wide {
        grid-column: span 1;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }

    .hero-photo-container {
        width: 220px;
    }

    .carousel-nav {
        gap: var(--space-4);
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
    }

    .stat-card {
        padding: var(--space-6);
    }

    .stat-number {
        font-size: var(--font-size-3xl);
    }

    .product-content {
        padding: var(--space-6);
    }

    .testimonial-card {
        padding: var(--space-6);
    }

    .faq-question {
        padding: var(--space-4);
    }

    .faq-answer p {
        padding: 0 var(--space-4) var(--space-4);
    }
}

/* Print styles */
@media print {
    .header,
    .carousel-section,
    .banner-section,
    .faq-section,
    .footer {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: var(--space-8);
    }

    .hero-image {
        display: none;
    }
}