/* Importar fontes do Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700;800&display=swap');
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600;700&display=swap');

/* Variáveis CSS */
:root {
    /* Cores principais */
    --primary-cad: #0066ff;
    --primary-cad-dark: #0052cc;
    --primary-cad-light: #e6f0ff;
    
    --primary-lab: #8b5cf6;
    --primary-lab-dark: #7c3aed;
    --primary-lab-light: #f3e8ff;
    
    --accent: #10b981;
    --accent-light: #d1fae5;
    
    /* Neutros */
    --bg-primary: #fafbfc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.12);
    --shadow-xl: 0 24px 60px rgba(15, 23, 42, 0.16);
    
    /* Bordas */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    /* Transições */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset e Estilos Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Padrão de fundo sutil */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(0, 102, 255, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.container {
    width: 92%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 20px 0;
}

/* Tipografia */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Sora', sans-serif;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

/* ========================================
   HEADER
======================================== */
header {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0;
}

.logo {
    font-family: 'Sora', sans-serif;
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.logo a {
    text-decoration: none;
    background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: var(--transition-base);
}

.logo a:hover {
    background: linear-gradient(135deg, var(--primary-cad) 0%, var(--primary-lab) 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

nav ul li a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.75);
    font-weight: 500;
    font-size: 15px;
    padding: 10px 18px;
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    position: relative;
}

nav ul li a:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

nav ul li a.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.dropdown-toggle i {
    font-size: 10px;
    transition: var(--transition-base);
    opacity: 0.6;
}

.dropdown:hover .dropdown-toggle i {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px) scale(0.95);
    transition: var(--transition-base);
    z-index: 1000;
    padding: 8px;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    font-weight: 500;
    font-size: 14px;
}

.dropdown-item:hover {
    background: var(--bg-tertiary);
}

.dropdown-label {
    display: inline-block;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.dropdown-label.cad {
    background: var(--primary-cad-light);
    color: var(--primary-cad);
}

.dropdown-label.lab {
    background: var(--primary-lab-light);
    color: var(--primary-lab);
}

/* Botões */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-cad) 0%, #3b82f6 100%);
    color: #fff !important;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-base);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(0, 102, 255, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 102, 255, 0.35);
}

header .btn-primary {
    background: linear-gradient(135deg, #fff 0%, #f1f5f9 100%);
    color: var(--text-primary) !important;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

header .btn-primary:hover {
    background: #fff;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

header .btn-primary .fa-chevron-down {
    color: var(--text-secondary);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--accent) 0%, #059669 100%);
    color: #fff;
    padding: 18px 36px;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-size: 17px;
    font-weight: 700;
    font-family: 'Sora', sans-serif;
    transition: var(--transition-base);
    display: inline-block;
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.4);
}

.btn-outline {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    padding: 16px 32px;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-base);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
}

/* ========================================
   HERO SECTION
======================================== */
.hero {
    background: linear-gradient(180deg, #f8fafc 0%, #e2e8f0 100%);
    text-align: center;
    padding: 100px 0 120px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 30% 30%, rgba(0, 102, 255, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 70% 70%, rgba(139, 92, 246, 0.08) 0%, transparent 40%);
    animation: float 20s ease-in-out infinite;
}

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

.hero .container {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero h1 {
    font-size: clamp(36px, 5vw, 60px);
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease-out;
}

.hero p {
    font-size: clamp(18px, 2.5vw, 22px);
    margin-bottom: 48px;
    color: var(--text-secondary);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

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

/* ========================================
   PLATFORM CHOICE SECTION
======================================== */
.platform-choice {
    padding: 100px 0;
    background: var(--bg-secondary);
}

.platform-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.platform-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: 48px 40px;
    text-align: center;
    transition: var(--transition-base);
    border: 2px solid var(--bg-tertiary);
    position: relative;
    overflow: hidden;
}

.platform-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-cad), var(--primary-cad-dark));
    transform: scaleX(0);
    transition: var(--transition-base);
}

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

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

.platform-card.cadista::before {
    background: linear-gradient(90deg, var(--primary-cad), #3b82f6);
}

.platform-card.laboratorio::before {
    background: linear-gradient(90deg, var(--primary-lab), #a78bfa);
}

.platform-card.cadista {
    border-color: rgba(0, 102, 255, 0.2);
}

.platform-card.laboratorio {
    border-color: rgba(139, 92, 246, 0.2);
}

.platform-icon {
    font-size: 56px;
    margin-bottom: 24px;
    display: inline-block;
    padding: 20px;
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.platform-card.cadista .platform-icon {
    color: var(--primary-cad);
    background: var(--primary-cad-light);
}

.platform-card.laboratorio .platform-icon {
    color: var(--primary-lab);
    background: var(--primary-lab-light);
}

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

.platform-card h2 {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.platform-card h3 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 16px;
}

.platform-card.cadista h3 {
    color: var(--primary-cad);
}

.platform-card.laboratorio h3 {
    color: var(--primary-lab);
}

.platform-card p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    line-height: 1.7;
}

.beta-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-lab) 0%, var(--primary-lab-dark) 100%);
    color: #fff;
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.platform-card.cadista .beta-badge {
    background: linear-gradient(135deg, var(--primary-cad) 0%, var(--primary-cad-dark) 100%);
}

.platform-actions {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.btn-secondary-lab {
    background: linear-gradient(135deg, var(--primary-lab) 0%, var(--primary-lab-dark) 100%);
    color: #fff;
    padding: 18px 36px;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-size: 17px;
    font-weight: 700;
    font-family: 'Sora', sans-serif;
    transition: var(--transition-base);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.btn-secondary-lab:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.4);
}

.btn-outline-platform {
    background: transparent;
    border: 2px solid var(--primary-cad);
    color: var(--primary-cad);
    padding: 14px 28px;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-base);
}

.btn-outline-platform:hover {
    background: var(--primary-cad);
    color: #fff;
}

.platform-card.laboratorio .btn-outline-platform {
    border-color: var(--primary-lab);
    color: var(--primary-lab);
}

.platform-card.laboratorio .btn-outline-platform:hover {
    background: var(--primary-lab);
    color: #fff;
}

/* ========================================
   FEATURES SECTION
======================================== */
.features {
    padding: 100px 0;
    text-align: center;
    background: var(--bg-primary);
}

.features h2 {
    font-size: clamp(32px, 4vw, 44px);
    margin-bottom: 64px;
    color: var(--text-primary);
}

.features h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-cad), var(--primary-lab));
    margin: 20px auto 0;
    border-radius: 2px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 28px;
    max-width: 1100px;
    margin: 0 auto;
}

.feature-item {
    background: var(--bg-secondary);
    padding: 40px 32px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition-base);
    border: 1px solid rgba(0, 0, 0, 0.04);
    position: relative;
    overflow: hidden;
}

.feature-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.02) 0%, rgba(139, 92, 246, 0.02) 100%);
    opacity: 0;
    transition: var(--transition-base);
}

.feature-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.feature-item:hover::before {
    opacity: 1;
}

.feature-item .icon {
    font-size: 48px;
    margin-bottom: 24px;
    display: inline-block;
    width: 90px;
    height: 90px;
    line-height: 90px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--primary-cad-light) 0%, rgba(139, 92, 246, 0.1) 100%);
    color: var(--primary-cad);
    transition: var(--transition-base);
}

.feature-item:hover .icon {
    transform: scale(1.1) rotate(-3deg);
    background: linear-gradient(135deg, var(--primary-cad) 0%, var(--primary-lab) 100%);
    color: #fff;
}

.feature-item h3 {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 14px;
}

.feature-item p {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-secondary);
    position: relative;
    z-index: 1;
}

/* ========================================
   TESTIMONIALS SECTION
======================================== */
.testimonials {
    background: linear-gradient(180deg, var(--bg-tertiary) 0%, var(--bg-primary) 100%);
    padding: 100px 0;
    text-align: center;
}

.testimonials h2 {
    font-size: clamp(32px, 4vw, 44px);
    color: var(--text-primary);
    margin-bottom: 64px;
}

.testimonials h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-cad), var(--primary-lab));
    margin: 20px auto 0;
    border-radius: 2px;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 28px;
    max-width: 1100px;
    margin: 0 auto;
}

.testimonial-item {
    background: var(--bg-secondary);
    padding: 40px 32px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-base);
    position: relative;
}

.testimonial-item::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 24px;
    font-size: 80px;
    font-family: 'Sora', serif;
    color: var(--primary-cad-light);
    line-height: 1;
    z-index: 0;
}

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

.testimonial-item p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-style: italic;
    position: relative;
    z-index: 1;
}

.testimonial-item .author {
    font-weight: 700;
    font-family: 'Sora', sans-serif;
    font-size: 14px;
    background: linear-gradient(135deg, var(--primary-cad) 0%, var(--primary-lab) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========================================
   CTA SECTION
======================================== */
.cta {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    color: #fff;
    text-align: center;
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 102, 255, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 50%, rgba(139, 92, 246, 0.15) 0%, transparent 40%);
    animation: pulse 8s ease-in-out infinite alternate;
}

@keyframes pulse {
    0% { opacity: 0.5; }
    100% { opacity: 1; }
}

.cta .container {
    position: relative;
    z-index: 1;
}

.cta h2 {
    font-size: clamp(32px, 4vw, 48px);
    margin-bottom: 48px;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.cta .btn-primary,
.cta .btn-outline {
    margin: 0 12px;
    font-size: 17px;
    padding: 18px 36px;
}

.cta .btn-primary {
    background: linear-gradient(135deg, var(--primary-cad) 0%, #3b82f6 100%);
}

/* ========================================
   FOOTER
======================================== */
footer {
    background: #0f172a;
    color: rgba(255, 255, 255, 0.6);
    text-align: center;
    padding: 32px 0;
    font-size: 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

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

.social-links a {
    color: rgba(255, 255, 255, 0.6);
    margin-left: 20px;
    font-size: 18px;
    transition: var(--transition-base);
}

.social-links a:hover {
    color: #fff;
}

/* ========================================
   PRICING PAGE
======================================== */
.pricing-plans {
    padding: 100px 0;
    text-align: center;
    background: var(--bg-primary);
}

.pricing-plans h2 {
    font-size: clamp(32px, 4vw, 44px);
    margin-bottom: 48px;
    color: var(--text-primary);
}

/* Pricing Tabs */
.pricing-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 56px;
}

.pricing-tab {
    padding: 16px 36px;
    border: 2px solid var(--bg-tertiary);
    border-radius: 50px;
    background: var(--bg-secondary);
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    font-family: 'Sora', sans-serif;
    color: var(--text-secondary);
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    gap: 12px;
}

.pricing-tab:hover {
    border-color: var(--primary-cad);
    color: var(--primary-cad);
}

.pricing-tab.active-cad {
    background: linear-gradient(135deg, var(--primary-cad) 0%, #3b82f6 100%);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 4px 20px rgba(0, 102, 255, 0.3);
}

.pricing-tab.active-lab {
    background: linear-gradient(135deg, var(--primary-lab) 0%, var(--primary-lab-dark) 100%);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.pricing-tab .tab-badge {
    font-size: 9px;
    padding: 4px 10px;
    border-radius: 50px;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.pricing-tab .tab-badge.beta {
    background: rgba(139, 92, 246, 0.2);
    color: var(--primary-lab);
}

.pricing-tab.active-lab .tab-badge.beta {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
}

.pricing-content {
    display: none;
}

.pricing-content.active {
    display: block;
    animation: fadeInUp 0.5s ease-out;
}

/* Plans Grid */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    max-width: 1100px;
    margin: 0 auto;
}

.plan-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    padding: 40px 32px;
    transition: var(--transition-base);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
}

.plan-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--bg-tertiary);
    transition: var(--transition-base);
}

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

.plan-card.trial {
    border-color: rgba(0, 102, 255, 0.2);
}

.plan-card.trial::before {
    background: linear-gradient(90deg, var(--primary-cad), #3b82f6);
}

.plan-card.monthly {
    border-color: rgba(100, 116, 139, 0.2);
}

.plan-card.monthly::before {
    background: linear-gradient(90deg, #64748b, #94a3b8);
}

.plan-card.annual {
    border-color: rgba(245, 158, 11, 0.3);
}

.plan-card.annual::before {
    background: linear-gradient(90deg, #f59e0b, #fbbf24);
}

.plan-card .plan-header {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.plan-card .plan-header h3 {
    font-size: 24px;
    color: var(--primary-cad);
    margin: 0;
}

.plan-card .plan-name {
    font-size: 20px;
    font-weight: 700;
    font-family: 'Sora', sans-serif;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.plan-card .badge {
    padding: 5px 14px;
    border-radius: 50px;
    font-size: 10px;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.plan-card .badge.free {
    background: linear-gradient(135deg, #64748b, #475569);
}

.plan-card .badge.recommended {
    background: linear-gradient(135deg, var(--primary-cad), #3b82f6);
}

.plan-card .badge.popular {
    background: linear-gradient(135deg, var(--accent), #059669);
}

.plan-card .badge.best-value {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.plan-card .price {
    font-size: 48px;
    font-weight: 800;
    font-family: 'Sora', sans-serif;
    color: var(--primary-cad);
    margin: 12px 0 8px;
}

.plan-card .old-price {
    font-size: 18px;
    color: var(--text-muted);
    text-decoration: line-through;
    margin-bottom: 4px;
}

.plan-card .duration {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.plan-card .save {
    background: var(--accent-light);
    color: var(--accent);
    padding: 10px 18px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 13px;
    margin: 12px auto;
    width: fit-content;
}

.plan-card .monthly-equivalent {
    font-size: 14px;
    color: var(--primary-cad);
    background: var(--primary-cad-light);
    padding: 10px 18px;
    border-radius: 50px;
    margin: 12px auto;
    width: fit-content;
    font-weight: 600;
}

.plan-card .features-list {
    list-style: none;
    padding: 0;
    margin: 28px 0 36px;
    flex-grow: 1;
    text-align: left;
}

.plan-card .features-list li {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 14px;
    display: flex;
    align-items: flex-start;
}

.plan-card .features-list li i {
    color: var(--accent);
    margin-right: 12px;
    margin-top: 4px;
}

.plan-card .btn-primary {
    margin-top: auto;
    width: 100%;
    display: block;
    text-align: center;
    padding: 16px 0;
    font-size: 16px;
    justify-content: center;
}

/* LAB specific colors */
.pricing-content.lab .plan-card.trial {
    border-color: rgba(139, 92, 246, 0.2);
}

.pricing-content.lab .plan-card.trial::before {
    background: linear-gradient(90deg, var(--primary-lab), #a78bfa);
}

.pricing-content.lab .plan-card .plan-header h3,
.pricing-content.lab .plan-card .price {
    color: var(--primary-lab);
}

.pricing-content.lab .plan-card .btn-primary {
    background: linear-gradient(135deg, var(--primary-lab) 0%, var(--primary-lab-dark) 100%);
    box-shadow: 0 4px 14px rgba(139, 92, 246, 0.25);
}

.pricing-content.lab .plan-card .btn-primary:hover {
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.35);
}

.pricing-content.lab .plan-card .monthly-equivalent {
    color: var(--primary-lab);
    background: var(--primary-lab-light);
}

/* ========================================
   EVENTS PAGE
======================================== */
.events {
    padding: 100px 0;
    text-align: center;
    background: var(--bg-primary);
}

.events h2 {
    font-size: clamp(32px, 4vw, 44px);
    color: var(--text-primary);
    margin-bottom: 20px;
}

.events .section-description {
    font-size: 17px;
    color: var(--text-secondary);
    margin-bottom: 64px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.event-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 28px;
    max-width: 1100px;
    margin: 0 auto;
}

.event-item {
    background: var(--bg-secondary);
    padding: 36px 32px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: left;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.event-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-cad), var(--primary-lab));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-base);
}

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

.event-item:hover::before {
    transform: scaleX(1);
}

.event-item h3 {
    font-size: 22px;
    color: var(--text-primary);
    margin-bottom: 18px;
}

.event-item p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.event-item p i {
    margin-right: 12px;
    color: var(--primary-cad);
    width: 18px;
}

.event-item .event-description {
    display: block;
    margin-top: 16px;
    line-height: 1.7;
}

.event-item .btn-primary {
    margin-top: 24px;
    padding: 12px 24px;
    font-size: 14px;
    width: auto;
    display: inline-flex;
}

/* ========================================
   BACK TO TOP BUTTON
======================================== */
.back-to-top-btn {
    display: none;
    position: fixed;
    bottom: 32px;
    right: 32px;
    z-index: 99;
    border: none;
    outline: none;
    background: linear-gradient(135deg, var(--primary-cad) 0%, #3b82f6 100%);
    color: white;
    cursor: pointer;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    font-size: 20px;
    transition: var(--transition-base);
    box-shadow: 0 4px 20px rgba(0, 102, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-to-top-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 102, 255, 0.4);
}

/* ========================================
   HAMBURGER MENU
======================================== */
.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1000;
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

.menu-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: #fff;
    margin: 3px 0;
    transition: var(--transition-base);
    border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

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

.menu-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* ========================================
   RESPONSIVE STYLES
======================================== */
@media (max-width: 1024px) {
    .platform-grid {
        gap: 24px;
    }
    
    .plans-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
}

@media (max-width: 768px) {
    .container {
        width: 90%;
        padding: 15px 0;
    }

    header {
        padding: 12px 0;
    }

    header .container {
        flex-wrap: wrap;
        position: relative;
    }

    .logo {
        font-size: 20px;
    }

    .menu-toggle {
        display: flex;
        order: 2;
    }

    nav {
        width: 100%;
        order: 3;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease-out;
    }

    nav.active {
        max-height: 500px;
    }

    nav ul {
        flex-direction: column;
        margin-top: 0;
        padding: 16px;
        background: var(--bg-secondary);
        box-shadow: var(--shadow-lg);
        border-radius: var(--radius-lg);
        margin-top: 12px;
        gap: 4px;
    }

    nav ul li {
        width: 100%;
        text-align: center;
    }

    nav ul li a {
        display: block;
        padding: 14px 20px;
        width: 100%;
        color: var(--text-primary);
        border-radius: var(--radius-md);
    }

    nav ul li a:hover {
        background: var(--bg-tertiary);
    }

    nav ul li a.btn-primary {
        margin: 8px 0;
        background: linear-gradient(135deg, var(--primary-cad) 0%, #3b82f6 100%);
        color: #fff !important;
    }

    /* Dropdown responsivo */
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: var(--bg-tertiary);
        margin: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        border-radius: var(--radius-md);
    }

    .dropdown.active .dropdown-menu {
        max-height: 200px;
        margin-top: 8px;
    }

    .dropdown-item {
        padding: 12px 24px;
        justify-content: center;
    }

    .hero {
        padding: 60px 0 80px;
    }

    .hero h1 {
        font-size: 28px;
        margin-bottom: 16px;
    }

    .hero p {
        font-size: 16px;
        margin-bottom: 32px;
    }

    .btn-secondary,
    .btn-secondary-lab {
        padding: 16px 28px;
        font-size: 15px;
    }

    .features,
    .testimonials,
    .pricing-plans,
    .events,
    .cta {
        padding: 60px 0;
    }

    .features h2,
    .testimonials h2,
    .pricing-plans h2,
    .events h2 {
        font-size: 28px;
        margin-bottom: 40px;
    }

    .feature-grid,
    .testimonial-grid,
    .event-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .feature-item,
    .testimonial-item,
    .event-item {
        padding: 28px 24px;
    }

    .feature-item .icon {
        font-size: 36px;
        width: 72px;
        height: 72px;
        line-height: 72px;
    }

    .cta h2 {
        font-size: 26px;
        margin-bottom: 32px;
    }

    .cta .btn-primary,
    .cta .btn-outline {
        display: block;
        margin: 12px auto;
        width: 90%;
        max-width: 300px;
        font-size: 15px;
        padding: 16px 24px;
    }

    .platform-choice {
        padding: 60px 0;
    }

    .platform-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .platform-card {
        padding: 36px 28px;
    }

    .platform-icon {
        font-size: 44px;
        padding: 16px;
    }

    .platform-card h3 {
        font-size: 26px;
    }

    /* Pricing tabs */
    .pricing-tabs {
        flex-direction: column;
        padding: 0 20px;
        gap: 10px;
    }

    .pricing-tab {
        width: 100%;
        justify-content: center;
    }

    .plan-card {
        padding: 32px 24px;
    }

    .plan-card .price {
        font-size: 36px;
    }

    footer .container {
        flex-direction: column;
        gap: 16px;
    }

    .back-to-top-btn {
        bottom: 20px;
        right: 20px;
        width: 46px;
        height: 46px;
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 24px;
    }

    .hero p {
        font-size: 14px;
    }

    .features h2,
    .testimonials h2,
    .pricing-plans h2,
    .events h2,
    .cta h2 {
        font-size: 22px;
    }

    .plan-card .price {
        font-size: 32px;
    }

    .platform-card h3 {
        font-size: 22px;
    }
}

/* Smooth scroll reveal animation */
@media (prefers-reduced-motion: no-preference) {
    .feature-item,
    .testimonial-item,
    .event-item,
    .plan-card,
    .platform-card {
        animation: fadeInUp 0.6s ease-out backwards;
    }
    
    .feature-item:nth-child(1) { animation-delay: 0.1s; }
    .feature-item:nth-child(2) { animation-delay: 0.2s; }
    .feature-item:nth-child(3) { animation-delay: 0.3s; }
    .feature-item:nth-child(4) { animation-delay: 0.4s; }
    .feature-item:nth-child(5) { animation-delay: 0.5s; }
    .feature-item:nth-child(6) { animation-delay: 0.6s; }
}