/* ========================================
   ReviewBoost - Main Stylesheet
   Glassmorphism Light Design
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --primary: #2563eb;
    --primary-light: #3b82f6;
    --primary-dark: #1d4ed8;
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    
    --secondary: #0891b2;
    --secondary-light: #22d3ee;
    
    --accent: #7c3aed;
    --accent-light: #a78bfa;
    
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #06b6d4;
    
    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-bg-strong: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.5);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    --glass-blur: 20px;
    
    /* Typography */
    --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', 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 */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Header */
    --header-height: 80px;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--gray-700);
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #f0fdf4 100%);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Animated Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(124, 58, 237, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(8, 145, 178, 0.05) 0%, transparent 60%);
    z-index: -1;
    animation: bgFloat 30s ease-in-out infinite;
}

@keyframes bgFloat {
    0%, 100% { transform: scale(1) translate(0, 0); }
    33% { transform: scale(1.05) translate(-2%, 2%); }
    66% { transform: scale(0.98) translate(2%, -2%); }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
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); }

p {
    margin-bottom: var(--space-4);
}

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

a:hover {
    color: var(--primary-dark);
}

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

ul, ol {
    list-style: none;
}

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

/* Glass Card */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    box-shadow: var(--glass-shadow);
}

.glass-strong {
    background: var(--glass-bg-strong);
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: all var(--transition-base);
}

.header.scrolled {
    background: var(--glass-bg-strong);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.header.nav-transparent:not(.scrolled) {
    background: transparent;
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 800;
    font-size: var(--font-size-xl);
    color: var(--gray-900);
}

.logo:hover {
    color: var(--gray-900);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-lg);
    color: var(--white);
}

.logo-icon svg {
    width: 20px;
    height: 20px;
}

/* Nav Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--gray-600);
    padding: var(--space-2) 0;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: var(--radius-full);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--gray-900);
}

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

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

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    gap: 5px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 600;
    padding: 12px 24px;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

.btn svg {
    width: 18px;
    height: 18px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.35);
    color: var(--white);
}

.btn-secondary {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--gray-700);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--gray-900);
    transform: translateY(-2px);
}

.btn-ghost {
    background: transparent;
    color: var(--gray-700);
}

.btn-ghost:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

.btn-lg {
    padding: 16px 32px;
    font-size: var(--font-size-base);
}

.btn-sm {
    padding: 8px 16px;
    font-size: var(--font-size-xs);
}

.btn-block {
    width: 100%;
}

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

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    padding: var(--space-12) 0;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: 8px 16px;
    background: var(--primary-50);
    border: 1px solid var(--primary-100);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--primary);
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.8s ease forwards;
}

.hero-badge svg {
    width: 16px;
    height: 16px;
}

.hero-text h1 {
    font-size: var(--font-size-6xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.8s ease 0.1s forwards;
    opacity: 0;
}

.hero-text h1 .gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 50%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text p {
    font-size: var(--font-size-xl);
    color: var(--gray-500);
    margin-bottom: var(--space-8);
    max-width: 500px;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.hero-buttons {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.3s forwards;
    opacity: 0;
}

.hero-visual {
    position: relative;
    animation: fadeInRight 1s ease 0.4s forwards;
    opacity: 0;
}

.hero-card {
    position: relative;
    padding: var(--space-6);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    box-shadow: var(--glass-shadow);
}

.hero-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.8), transparent);
}

.hero-card-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: var(--space-6);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
}

.hero-card-image svg {
    width: 64px;
    height: 64px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
}

.stat-item {
    text-align: center;
    padding: var(--space-4);
    background: rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-xl);
    border: 1px solid var(--glass-border);
}

.stat-number {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    margin-top: var(--space-1);
}

/* Floating Elements */
.hero-float {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.4;
    z-index: -1;
    animation: float 20s ease-in-out infinite;
}

.hero-float-1 {
    width: 300px;
    height: 300px;
    background: var(--primary);
    top: 10%;
    right: 10%;
}

.hero-float-2 {
    width: 200px;
    height: 200px;
    background: var(--accent);
    bottom: 20%;
    left: 5%;
    animation-delay: -7s;
}

.hero-float-3 {
    width: 150px;
    height: 150px;
    background: var(--secondary);
    top: 50%;
    left: 30%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

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

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ========================================
   Sections
   ======================================== */
.section {
    padding: var(--space-24) 0;
    position: relative;
}

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

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: 6px 14px;
    background: var(--primary-50);
    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-4xl);
    font-weight: 800;
    margin-bottom: var(--space-4);
}

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

/* ========================================
   Feature Cards
   ======================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.feature-card {
    padding: var(--space-8);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    text-align: center;
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    background: var(--white);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto var(--space-6);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-50), var(--primary-100));
    border-radius: var(--radius-xl);
    color: var(--primary);
    transition: all var(--transition-base);
}

.feature-icon svg {
    width: 32px;
    height: 32px;
}

.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    transform: scale(1.1);
}

.feature-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-3);
}

.feature-card p {
    color: var(--gray-500);
    margin-bottom: 0;
}

/* ========================================
   Process Steps
   ======================================== */
.process-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.process-card {
    position: relative;
    padding: var(--space-8);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

.process-card:hover {
    transform: translateY(-5px);
    background: var(--white);
}

.process-number {
    position: absolute;
    top: -16px;
    left: 24px;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: var(--font-size-lg);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.process-card h3 {
    margin-top: var(--space-4);
    margin-bottom: var(--space-3);
}

.process-card p {
    color: var(--gray-500);
    margin-bottom: 0;
}

/* ========================================
   Pricing Cards
   ======================================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
    align-items: start;
}

.pricing-card {
    padding: var(--space-8);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    text-align: center;
    transition: all var(--transition-base);
}

.pricing-card.popular {
    background: var(--white);
    border: 2px solid var(--primary);
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.15);
}

.pricing-card:hover {
    transform: translateY(-5px);
}

.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-5px);
}

.pricing-badge {
    display: inline-block;
    padding: 4px 12px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: var(--white);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.pricing-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-2);
}

.pricing-card .price {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: var(--space-2);
}

.pricing-card .price span {
    font-size: var(--font-size-lg);
    font-weight: 400;
    color: var(--gray-500);
}

.pricing-card .price-desc {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    margin-bottom: var(--space-6);
}

.pricing-features {
    text-align: left;
    margin-bottom: var(--space-8);
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    color: var(--gray-600);
    font-size: var(--font-size-sm);
}

.pricing-features li svg {
    width: 18px;
    height: 18px;
    color: var(--success);
    flex-shrink: 0;
}

.pricing-features li.disabled {
    color: var(--gray-400);
}

.pricing-features li.disabled svg {
    color: var(--gray-300);
}

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

.testimonial-card {
    padding: var(--space-8);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    background: var(--white);
}

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

.testimonial-stars svg {
    width: 18px;
    height: 18px;
    color: var(--warning);
    fill: var(--warning);
}

.testimonial-text {
    font-size: var(--font-size-base);
    color: var(--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);
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gray-200), var(--gray-300));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
}

.testimonial-avatar svg {
    width: 24px;
    height: 24px;
}

.testimonial-info h4 {
    font-size: var(--font-size-base);
    margin-bottom: 0;
}

.testimonial-info p {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    margin-bottom: 0;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    text-align: center;
    padding: var(--space-16);
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: var(--radius-2xl);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    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='0.05'%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");
}

.cta-section h2 {
    font-size: var(--font-size-4xl);
    color: var(--white);
    margin-bottom: var(--space-4);
    position: relative;
}

.cta-section p {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-8);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.cta-section .btn {
    position: relative;
}

.cta-section .btn-primary {
    background: var(--white);
    color: var(--primary);
}

.cta-section .btn-primary:hover {
    background: var(--gray-100);
}

/* ========================================
   Forms
   ======================================== */
.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--space-2);
}

.form-control {
    width: 100%;
    padding: 14px 18px;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--gray-700);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-50);
}

.form-control::placeholder {
    color: var(--gray-400);
}

textarea.form-control {
    min-height: 140px;
    resize: vertical;
}

.form-check {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.form-check-input {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--primary);
}

.form-check-label {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

/* ========================================
   Alerts
   ======================================== */
.alert {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-6);
}

.alert-success {
    background: #ecfdf5;
    border: 1px solid #a7f3d0;
    color: #065f46;
}

.alert-danger {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

.alert-warning {
    background: #fffbeb;
    border: 1px solid #fde68a;
    color: #92400e;
}

.alert-info {
    background: #eff6ff;
    border: 1px solid #bfdbfe;
    color: #1e40af;
}

.alert-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
    color: inherit;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.alert-close:hover {
    opacity: 1;
}

.alert-close svg {
    width: 18px;
    height: 18px;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    padding: var(--space-16) 0 var(--space-8);
    background: var(--glass-bg-strong);
    border-top: 1px solid var(--glass-border);
    margin-top: var(--space-16);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

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

.footer-desc {
    color: var(--gray-500);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-6);
    max-width: 280px;
}

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

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

.social-link:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.footer-links h4 {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-4);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

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

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

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid var(--gray-200);
    text-align: center;
}

.footer-bottom p {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    margin-bottom: 0;
}

/* ========================================
   WhatsApp Float
   ======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: all var(--transition-base);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
    color: var(--white);
}

.whatsapp-float svg {
    width: 28px;
    height: 28px;
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-12);
    }
    
    .hero-text p {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-visual {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .features-grid,
    .process-grid,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .pricing-card.popular {
        transform: none;
    }
    
    .pricing-card.popular:hover {
        transform: translateY(-5px);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    
    .section {
        padding: var(--space-16) 0;
    }
    
    .hero-text h1 {
        font-size: var(--font-size-4xl);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--space-8);
        transition: right var(--transition-base);
        z-index: 1000;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        text-align: center;
        gap: var(--space-6);
    }
    
    .nav-link {
        font-size: var(--font-size-xl);
    }
    
    .nav-actions {
        flex-direction: column;
        width: 100%;
        max-width: 280px;
    }
    
    .nav-actions .btn {
        width: 100%;
    }
    
    .features-grid,
    .process-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .cta-section {
        padding: var(--space-10);
    }
    
    .cta-section h2 {
        font-size: var(--font-size-2xl);
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: var(--font-size-3xl);
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   Utilities
   ======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-muted { color: var(--gray-500); }

.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }

.d-none { display: none; }
.d-flex { display: flex; }
.d-block { display: block; }

.justify-center { justify-content: center; }
.align-center { align-items: center; }

.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
}

.badge-success {
    background: #ecfdf5;
    color: #065f46;
}

.badge-warning {
    background: #fffbeb;
    color: #92400e;
}

.badge-danger {
    background: #fef2f2;
    color: #991b1b;
}

.badge-info {
    background: #eff6ff;
    color: #1e40af;
}

.badge-secondary {
    background: var(--gray-100);
    color: var(--gray-600);
}

.badge-primary {
    background: var(--primary-50);
    color: var(--primary);
}