/* ============================================
   DR. JOSÉ SOUSA - FISIOTERAPEUTA
   Design Moderno e Profissional 2025
   ============================================ */

/* CSS Variables - Design System Moderno */
:root {
    /* Cores Principais - Paleta Harmônica */
    --primary: #1e3a5f;
    --primary-light: #2d5a8a;
    --primary-dark: #152a45;
    --primary-glow: rgba(30, 58, 95, 0.15);
    
    /* Cores de Destaque */
    --accent: #c9a227;
    --accent-light: #e8d47a;
    --accent-dark: #a88420;
    
    /* Cores de Suporte */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* Escala de Cinzas */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Cores de Texto */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-white: #ffffff;
    
    /* Cores de Fundo */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    
    /* Sombras Modernas */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
    --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-glow: 0 0 40px -10px var(--primary-glow);
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    --gradient-hero: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    --gradient-overlay: linear-gradient(180deg, transparent 0%, rgba(30, 58, 95, 0.8) 100%);
    
    /* Tipografia */
    --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 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;
    
    /* Espaçamentos */
    --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;
    
    /* Bordas */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transições */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    --transition-slower: 500ms ease;
    
    /* Z-index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
}

/* Reset e 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(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

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

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

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

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (min-width: 640px) {
    .container {
        padding: 0 var(--space-6);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--space-8);
    }
}

/* ============================================
   TIPOGRAFIA
   ============================================ */

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

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

@media (min-width: 768px) {
    h1 { font-size: var(--font-size-5xl); }
    h2 { font-size: var(--font-size-4xl); }
    h3 { font-size: var(--font-size-3xl); }
}

@media (min-width: 1024px) {
    h1 { font-size: var(--font-size-6xl); }
}

p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   BOTÕES
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

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

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-white);
    box-shadow: var(--shadow-md), 0 0 20px -5px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 30px -5px var(--primary-glow);
}

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

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

.btn-accent {
    background: var(--gradient-accent);
    color: var(--gray-900);
    font-weight: 700;
}

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

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-base);
}

.btn-full {
    width: 100%;
}

/* ============================================
   HEADER
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

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

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 5rem;
}

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

.logo-image {
    height: 3.5rem;
    width: auto;
    transition: transform var(--transition-base);
}

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

/* Navegação Desktop */
.nav-desktop {
    display: none;
    gap: var(--space-8);
}

@media (min-width: 1024px) {
    .nav-desktop {
        display: flex;
    }
}

.nav-link {
    position: relative;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    padding: var(--space-2) 0;
    transition: color var(--transition-base);
}

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

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

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

.header-cta {
    display: none;
}

@media (min-width: 768px) {
    .header-cta {
        display: block;
    }
}

/* Menu Mobile */
.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    transition: all var(--transition-base);
}

.mobile-menu-btn:hover {
    background: var(--gray-100);
    color: var(--primary);
}

@media (min-width: 1024px) {
    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg);
    padding: var(--space-6);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-slow);
}

.mobile-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
}

.mobile-nav-link {
    display: block;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.mobile-nav-link:hover {
    background: var(--gray-100);
    color: var(--primary);
}

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

.hero {
    position: relative;
    padding: 8rem 0 5rem;
    background: var(--bg-secondary);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse, var(--primary-glow) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    gap: var(--space-12);
    align-items: center;
    position: relative;
    z-index: 1;
}

@media (min-width: 1024px) {
    .hero {
        padding: 10rem 0 6rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-16);
    }
}

.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--primary-glow);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--space-6);
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    color: var(--text-primary);
}

.hero-title .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: var(--font-size-5xl);
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: var(--font-size-6xl);
    }
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.8;
}

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

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

/* Hero Image */
.hero-image-container {
    position: relative;
}

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

.hero-image-wrapper::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-overlay);
    z-index: 1;
    opacity: 0.3;
}

.hero-image-wrapper img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.hero-image-wrapper:hover img {
    transform: scale(1.05);
}

/* Stats Cards */
.stats-container {
    position: absolute;
    bottom: -2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--space-4);
    z-index: 2;
    width: calc(100% - var(--space-8));
    justify-content: center;
}

.stat-card {
    background: var(--bg-primary);
    padding: var(--space-5);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    text-align: center;
    min-width: 140px;
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-4px);
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    margin-top: var(--space-1);
}

@media (max-width: 640px) {
    .stats-container {
        flex-direction: column;
        position: relative;
        bottom: 0;
        margin-top: var(--space-8);
    }
    
    .stat-card {
        width: 100%;
    }
}

/* ============================================
   SECTIONS COMUNS
   ============================================ */

.section {
    padding: var(--space-20) 0;
    position: relative;
}

@media (min-width: 1024px) {
    .section {
        padding: var(--space-24) 0;
    }
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-16);
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--primary-glow);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--primary);
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

.section-title .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 768px) {
    .section-title {
        font-size: var(--font-size-4xl);
    }
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    line-height: 1.7;
}

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

.about {
    background: var(--bg-primary);
}

.about-content {
    display: grid;
    gap: var(--space-12);
    align-items: center;
}

@media (min-width: 1024px) {
    .about-content {
        grid-template-columns: 1fr 1.2fr;
        gap: var(--space-16);
    }
}

.about-image-wrapper {
    position: relative;
}

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

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.about-badge {
    position: absolute;
    bottom: -1rem;
    right: -1rem;
    background: var(--gradient-primary);
    color: var(--text-white);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.about-badge .number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
}

.about-badge .text {
    font-size: var(--font-size-sm);
    opacity: 0.9;
}

.about-text {
    max-width: 600px;
}

.about-description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.8;
}

/* Timeline */
.timeline {
    margin-top: var(--space-8);
}

.timeline-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--space-6);
    color: var(--text-primary);
}

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

.timeline-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-5);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.timeline-item:hover {
    background: var(--gray-100);
    transform: translateX(4px);
}

.timeline-year {
    width: 3.5rem;
    height: 3.5rem;
    background: var(--gradient-primary);
    color: var(--text-white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-sm);
    font-weight: 700;
    flex-shrink: 0;
}

.timeline-content h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--space-1);
    color: var(--text-primary);
}

.timeline-content p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* ============================================
   SERVICES SECTION
   ============================================ */

.services {
    background: var(--bg-secondary);
}

.services-grid {
    display: grid;
    gap: var(--space-6);
}

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

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

.service-card {
    background: var(--bg-primary);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

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

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

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

.service-icon {
    width: 4rem;
    height: 4rem;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-6);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    transform: scale(1.1);
}

.service-icon.blue {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: white;
}

.service-icon.green {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.service-icon.purple {
    background: linear-gradient(135deg, #8b5cf6, #6d28d9);
    color: white;
}

.service-icon.orange {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

.service-icon.teal {
    background: linear-gradient(135deg, #14b8a6, #0d9488);
    color: white;
}

.service-icon.red {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
}

.service-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
}

.service-card p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    line-height: 1.6;
}

.service-btn {
    width: 100%;
    padding: var(--space-3);
    border: 2px solid var(--primary);
    color: var(--primary);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: all var(--transition-base);
}

.service-btn:hover {
    background: var(--primary);
    color: var(--text-white);
}

/* Category Title */
.category-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin: var(--space-12) 0 var(--space-6);
    padding-bottom: var(--space-3);
    border-bottom: 2px solid var(--gray-200);
}

.category-title:first-of-type {
    margin-top: 0;
}

/* ============================================
   PILATES MANAGEMENT SECTION
   ============================================ */

.pilates-management {
    background: var(--bg-primary);
}

.management-grid {
    display: grid;
    gap: var(--space-6);
    margin-bottom: var(--space-12);
}

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

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

.feature-card {
    background: var(--bg-secondary);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.feature-card:hover {
    background: var(--bg-primary);
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 3.5rem;
    height: 3.5rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    margin-bottom: var(--space-5);
    transition: transform var(--transition-base);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
}

.feature-card p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.6;
}

/* CTA Card */
.cta-wrapper {
    display: flex;
    justify-content: center;
}

.cta-card {
    background: var(--gradient-primary);
    padding: var(--space-10);
    border-radius: var(--radius-2xl);
    max-width: 800px;
    text-align: center;
    color: var(--text-white);
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
}

.cta-card h3 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    margin-bottom: var(--space-4);
    color: var(--text-white);
    position: relative;
}

.cta-card > p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-8);
    position: relative;
}

.cta-benefits {
    display: grid;
    gap: var(--space-4);
    margin-bottom: var(--space-8);
    text-align: left;
}

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

.benefit-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    position: relative;
}

.benefit-item i {
    color: var(--accent-light);
    flex-shrink: 0;
}

.benefit-item span {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.9);
}

.cta-card .btn-accent {
    position: relative;
    padding: var(--space-4) var(--space-8);
}

/* ============================================
   EBOOKS SECTION
   ============================================ */

.ebooks-store {
    background: var(--bg-secondary);
}

.ebooks-grid {
    display: grid;
    gap: var(--space-8);
}

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

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

.ebook-card {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--gray-200);
}

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

.ebook-cover {
    position: relative;
    height: 220px;
    overflow: hidden;
}

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

.ebook-card:hover .ebook-cover img {
    transform: scale(1.1);
}

.ebook-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    padding: var(--space-1) var(--space-3);
    background: var(--accent);
    color: var(--gray-900);
    font-size: var(--font-size-xs);
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
}

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

.ebook-content h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
    line-height: 1.3;
}

.ebook-description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-5);
    line-height: 1.6;
}

.ebook-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-5);
}

.ebook-feature {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.ebook-feature i {
    color: var(--primary);
    width: 1rem;
    height: 1rem;
}

.ebook-price {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}

.price-old {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    text-decoration: line-through;
}

.price-current {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--primary);
}

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

.testimonials {
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 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='%23ffffff' fill-opacity='0.03'%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");
    opacity: 0.5;
}

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

.testimonials .section-title .highlight {
    background: none;
    -webkit-text-fill-color: var(--accent-light);
    color: var(--accent-light);
}

.testimonials .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

.testimonials-carousel {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--space-10);
    border-radius: var(--radius-2xl);
    text-align: center;
    color: var(--text-white);
}

.testimonial-stars {
    display: flex;
    justify-content: center;
    gap: var(--space-1);
    margin-bottom: var(--space-6);
}

.testimonial-stars i {
    color: var(--accent);
    fill: var(--accent);
}

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

.testimonial-author {
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.testimonial-role {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
}

/* Carousel Controls */
.carousel-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-6);
    margin-top: var(--space-8);
}

.carousel-btn {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-white);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

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

.carousel-dot {
    width: 0.75rem;
    height: 0.75rem;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.3);
    transition: all var(--transition-base);
}

.carousel-dot.active {
    background: var(--accent);
    width: 2rem;
}

/* ============================================
   NEWSLETTER SECTION
   ============================================ */

.newsletter {
    background: var(--bg-primary);
    padding: var(--space-16) 0;
}

.newsletter-content {
    background: var(--gradient-primary);
    padding: var(--space-10);
    border-radius: var(--radius-2xl);
    display: grid;
    gap: var(--space-8);
    align-items: center;
    position: relative;
    overflow: hidden;
}

.newsletter-content::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(255,255,255,0.1) 0%, transparent 60%);
}

@media (min-width: 768px) {
    .newsletter-content {
        grid-template-columns: 1fr 1fr;
        padding: var(--space-12);
    }
}

.newsletter-text {
    position: relative;
}

.newsletter-text h2 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--text-white);
    margin-bottom: var(--space-3);
}

.newsletter-text p {
    color: rgba(255, 255, 255, 0.9);
}

.newsletter-form {
    position: relative;
}

.newsletter-form-wrapper {
    display: flex;
    gap: var(--space-3);
}

.newsletter-input {
    flex: 1;
    padding: var(--space-4);
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    background: var(--bg-primary);
    color: var(--text-primary);
}

.newsletter-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.newsletter-input::placeholder {
    color: var(--text-muted);
}

.newsletter-disclaimer {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.7);
    margin-top: var(--space-3);
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact {
    background: var(--bg-secondary);
}

.contact-content {
    display: grid;
    gap: var(--space-12);
}

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

.contact-form-card {
    background: var(--bg-primary);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
}

.contact-form-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--space-6);
    color: var(--text-primary);
}

.form-group {
    margin-bottom: var(--space-5);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-2);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-family: inherit;
    transition: all var(--transition-base);
    background: var(--bg-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Contact Info Cards */
.contact-info-grid {
    display: grid;
    gap: var(--space-4);
}

.contact-info-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-5);
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    cursor: pointer;
}

.contact-info-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.contact-info-icon {
    width: 3rem;
    height: 3rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    flex-shrink: 0;
}

.contact-info-content h4 {
    font-size: var(--font-size-base);
    font-weight: 700;
    margin-bottom: var(--space-1);
    color: var(--text-primary);
}

.contact-info-content p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

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

.footer {
    background: var(--gray-900);
    color: var(--text-white);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
    display: grid;
    gap: var(--space-10);
    margin-bottom: var(--space-10);
}

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

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

.footer-brand .logo {
    margin-bottom: var(--space-4);
}

.footer-brand p {
    color: var(--gray-400);
    font-size: var(--font-size-sm);
    line-height: 1.7;
    margin-bottom: var(--space-4);
}

.footer-brand .crefito {
    font-size: var(--font-size-xs);
    color: var(--gray-500);
}

.footer-title {
    font-size: var(--font-size-base);
    font-weight: 700;
    margin-bottom: var(--space-4);
    color: var(--text-white);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-link {
    font-size: var(--font-size-sm);
    color: var(--gray-400);
    transition: color var(--transition-base);
}

.footer-link:hover {
    color: var(--accent-light);
}

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

.footer-contact-item i {
    color: var(--accent);
}

.footer-contact-item span {
    font-size: var(--font-size-sm);
    color: var(--gray-400);
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    align-items: center;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

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

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

.footer-credit a {
    color: var(--accent);
    font-weight: 600;
}

.footer-disclaimer {
    margin-top: var(--space-6);
    padding-top: var(--space-6);
    border-top: 1px solid var(--gray-800);
    text-align: center;
}

.footer-disclaimer p {
    font-size: var(--font-size-xs);
    color: var(--gray-600);
}

/* ============================================
   ANIMAÇÕES
   ============================================ */

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease-out forwards;
}

.animate-fadeInLeft {
    animation: fadeInLeft 0.6s ease-out forwards;
}

.animate-fadeInRight {
    animation: fadeInRight 0.6s ease-out forwards;
}

.animate-scaleIn {
    animation: scaleIn 0.5s ease-out forwards;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

/* Stagger Animation Delays */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }
.stagger-6 { animation-delay: 0.6s; }

/* ============================================
   MINI BLOG SECTION
   ============================================ */

.mini-blog {
    background: var(--bg-secondary);
    padding: var(--space-20) 0;
}

/* Filosofia Blog Layout */
.filosofia-section {
    background: var(--bg-primary);
}

.filosofia-blog-container {
    display: flex;
    gap: 3rem;
    align-items: center;
    background: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: var(--radius-2xl);
    margin-bottom: var(--space-10);
    border: 1px solid var(--gray-200);
}

.filosofia-blog-image {
    flex: 0 0 40%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.filosofia-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-base);
}

.filosofia-img:hover {
    transform: scale(1.02);
}

.filosofia-blog-text {
    flex: 1;
    color: var(--text-primary);
}

.filosofia-blog-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.filosofia-blog-intro {
    font-size: 1.1rem;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--primary);
    padding-left: 1rem;
}

.filosofia-blog-text p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.filosofia-blog-closing {
    font-weight: 600;
    color: var(--primary);
}

@media (min-width: 1024px) {
    .filosofia-blog-container {
        padding: 3rem;
    }
    
    .filosofia-blog-title {
        font-size: 2.2rem;
    }
    
    .filosofia-blog-text p {
        font-size: 1.025rem;
    }
}

@media (max-width: 768px) {
    .filosofia-blog-container {
        flex-direction: column;
        gap: 2rem;
        padding: 1.5rem;
    }
    
    .filosofia-blog-image {
        flex: 0 0 100%;
        max-height: 300px;
    }
    
    .filosofia-blog-text {
        flex: 1;
    }
    
    .filosofia-blog-title {
        font-size: 1.75rem;
    }
    
    .filosofia-blog-intro {
        font-size: 1rem;
    }
    
    .filosofia-blog-text p {
        font-size: 0.95rem;
    }
}

.blog-grid {
    display: grid;
    gap: var(--space-8);
    margin-bottom: var(--space-10);
}

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

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

.blog-card {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--gray-200);
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.blog-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

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

.blog-category {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    padding: var(--space-1) var(--space-3);
    background: var(--gradient-primary);
    color: var(--text-white);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog-content {
    padding: var(--space-6);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-meta {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-3);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.blog-meta span {
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.blog-content h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
    line-height: 1.4;
}

.blog-content p {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-5);
    flex: 1;
}

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

.blog-link:hover {
    color: var(--primary-light);
    gap: var(--space-3);
}

.blog-link i {
    transition: transform var(--transition-base);
}

.blog-link:hover i {
    transform: translateX(4px);
}

.blog-footer {
    text-align: center;
}

/* Scroll Reveal - Elementos visíveis por padrão */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

/* Classe para animar quando JS está ativo */
.js-enabled .reveal.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
}

.js-enabled .reveal.animate-on-scroll.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */

@media (max-width: 640px) {
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .section-title {
        font-size: var(--font-size-2xl);
    }
    
    .btn-lg {
        padding: var(--space-3) var(--space-6);
        font-size: var(--font-size-sm);
    }
    
    .newsletter-form-wrapper {
        flex-direction: column;
    }
    
    .stat-card {
        padding: var(--space-4);
        min-width: auto;
    }
    
    .stat-number {
        font-size: var(--font-size-2xl);
    }
}

/* ============================================
   UTILITÁRIOS
   ============================================ */

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

.hidden { display: none; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* Focus styles for accessibility */
:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Selection color */
::selection {
    background: var(--primary);
    color: var(--text-white);
}