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

:root {
    /* Cores principais - Paleta única para BCW Option */
    --primary-color: #33AD60;
    --primary-dark: #2d9653;
    --primary-light: #4bc470;
    --secondary-color: #1e40af;
    --accent-color: #f59e0b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* Cores neutras */
    --dark-900: #0f172a;
    --dark-800: #1e293b;
    --dark-700: #334155;
    --dark-600: #475569;
    --dark-500: #64748b;
    --dark-400: #94a3b8;
    --dark-300: #cbd5e1;
    --dark-200: #e2e8f0;
    --dark-100: #f1f5f9;
    --white: #ffffff;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    --gradient-accent: linear-gradient(135deg, var(--accent-color) 0%, var(--warning-color) 100%);
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Tipografia */
    --font-family: 'Poppins', 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;
    
    /* Espaçamentos */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;
    
    /* Bordas */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    --border-radius-full: 9999px;
    
    /* Transições */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark-700);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--dark-200);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-4) var(--spacing-6);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-weight: 700;
    font-size: var(--font-size-xl);
    color: var(--dark-900);
}

.brand-logo {
    height: 40px;
    width: auto;
    transition: var(--transition-normal);
}

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

.footer-logo {
    height: 50px;
    width: auto;
    margin-bottom: 1rem;
    transition: var(--transition-normal);
}

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

.platform-image {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    transform: perspective(1000px) rotateY(-3deg) rotateX(3deg);
    transition: var(--transition-slow);
}

.platform-image:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.brand-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: var(--font-size-lg);
}

.brand-accent {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    text-decoration: none;
    color: var(--dark-600);
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-fast);
}

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

.nav-cta {
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--border-radius-full);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--dark-700);
    border-radius: var(--border-radius-full);
    transition: var(--transition-fast);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.hero-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.shape {
    position: absolute;
    border-radius: var(--border-radius-full);
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--gradient-primary);
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background: var(--gradient-secondary);
    bottom: 20%;
    left: 5%;
    animation-delay: 2s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    background: var(--gradient-accent);
    top: 50%;
    left: 50%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: center;
    padding: var(--spacing-24) var(--spacing-6);
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    background: rgba(51, 173, 96, 0.1);
    color: var(--primary-color);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-6);
    border: 1px solid rgba(51, 173, 96, 0.2);
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.1;
    color: var(--dark-900);
    margin-bottom: var(--spacing-6);
}

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

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--dark-600);
    margin-bottom: var(--spacing-8);
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-10);
}

.stat-item {
    text-align: center;
    min-width: 80px;
}

.stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--primary-color);
    display: block;
    white-space: nowrap;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--dark-500);
    font-weight: 500;
    white-space: nowrap;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-4);
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    padding: var(--spacing-4) var(--spacing-8);
    border-radius: var(--border-radius-xl);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: var(--white);
    color: var(--dark-700);
    border: 2px solid var(--dark-300);
    padding: var(--spacing-4) var(--spacing-8);
    border-radius: var(--border-radius-xl);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.platform-preview {
    background: var(--white);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition-slow);
}

.platform-preview:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.preview-header {
    background: var(--dark-100);
    padding: var(--spacing-4);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--dark-200);
}

.preview-controls {
    display: flex;
    gap: var(--spacing-2);
}

.control {
    width: 12px;
    height: 12px;
    border-radius: var(--border-radius-full);
}

.control.red { background: #ef4444; }
.control.yellow { background: #f59e0b; }
.control.green { background: #10b981; }

.preview-title {
    font-weight: 600;
    color: var(--dark-600);
    font-size: var(--font-size-sm);
}

.preview-content {
    padding: var(--spacing-6);
    height: 300px;
}

.trading-interface {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-4);
    height: 100%;
}

.chart-area {
    background: var(--dark-900);
    border-radius: var(--border-radius-lg);
    position: relative;
    overflow: hidden;
}

#demo-chart {
    width: 100%;
    height: 100%;
}

.trading-panel {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.asset-selector {
    background: var(--dark-100);
    padding: var(--spacing-4);
    border-radius: var(--border-radius-lg);
    text-align: center;
}

.asset-name {
    display: block;
    font-weight: 600;
    color: var(--dark-700);
    margin-bottom: var(--spacing-1);
}

.asset-price {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--success-color);
}

.trade-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.trade-btn {
    padding: var(--spacing-3);
    border: none;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.trade-btn.call {
    background: var(--success-color);
    color: var(--white);
}

.trade-btn.put {
    background: var(--error-color);
    color: var(--white);
}

.trade-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Solutions Section */
.solutions-section {
    padding: var(--spacing-24) 0;
    background: var(--white);
}

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

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    background: rgba(51, 173, 96, 0.1);
    color: var(--primary-color);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-4);
    border: 1px solid rgba(51, 173, 96, 0.2);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--dark-900);
    margin-bottom: var(--spacing-4);
    line-height: 1.2;
}

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

.section-description {
    font-size: var(--font-size-lg);
    color: var(--dark-600);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-8);
}

.solution-card {
    background: var(--white);
    border: 1px solid var(--dark-200);
    border-radius: var(--border-radius-2xl);
    padding: var(--spacing-8);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

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

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

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

.solution-card.featured {
    background: var(--gradient-primary);
    color: var(--white);
    transform: scale(1.05);
}

.solution-card.featured .card-icon {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: rgba(51, 173, 96, 0.1);
    color: var(--primary-color);
    border-radius: var(--border-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-6);
}

.solution-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-4);
    color: var(--dark-900);
}

.solution-card.featured h3 {
    color: var(--white);
}

.solution-card p {
    color: var(--dark-600);
    margin-bottom: var(--spacing-6);
    line-height: 1.6;
}

.solution-card.featured p {
    color: rgba(255, 255, 255, 0.9);
}

.feature-list {
    list-style: none;
    margin-bottom: var(--spacing-6);
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-3);
    color: var(--dark-600);
    font-size: var(--font-size-sm);
}

.solution-card.featured .feature-list li {
    color: rgba(255, 255, 255, 0.9);
}

.feature-list i {
    color: var(--success-color);
    font-size: var(--font-size-sm);
}

.solution-card.featured .feature-list i {
    color: var(--white);
}

.card-footer {
    border-top: 1px solid var(--dark-200);
    padding-top: var(--spacing-4);
}

.solution-card.featured .card-footer {
    border-color: rgba(255, 255, 255, 0.2);
}

.price {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--primary-color);
}

.solution-card.featured .price {
    color: var(--white);
}

/* Advantages Section */
.advantages-section {
    padding: var(--spacing-24) 0;
    background: var(--dark-100);
}

.advantages-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: center;
}

.advantages-text h2 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--dark-900);
    margin-bottom: var(--spacing-6);
    line-height: 1.2;
}

.advantages-text p {
    font-size: var(--font-size-lg);
    color: var(--dark-600);
    margin-bottom: var(--spacing-8);
    line-height: 1.7;
}

.advantage-items {
    margin-bottom: var(--spacing-10);
}

.advantage-item {
    display: flex;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.advantage-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--border-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.advantage-content h4 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--dark-900);
    margin-bottom: var(--spacing-2);
}

.advantage-content p {
    color: var(--dark-600);
    font-size: var(--font-size-base);
    line-height: 1.6;
    margin: 0;
}

.advantages-visual {
    position: relative;
}

.success-metrics {
    display: grid;
    gap: var(--spacing-6);
}

.metric-card {
    background: var(--white);
    padding: var(--spacing-6);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    transition: var(--transition-normal);
}

.metric-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.metric-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: var(--border-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
}

.metric-number {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--dark-900);
    display: block;
}

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

/* Contact Section */
.contact-section {
    padding: var(--spacing-24) 0;
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-16);
    align-items: start;
}

.contact-info h2 {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: var(--dark-900);
    margin-bottom: var(--spacing-6);
    line-height: 1.2;
}

.contact-info p {
    font-size: var(--font-size-lg);
    color: var(--dark-600);
    margin-bottom: var(--spacing-8);
    line-height: 1.7;
}

.contact-features {
    margin-bottom: var(--spacing-8);
}

.contact-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-4);
    color: var(--dark-600);
}

.contact-feature i {
    color: var(--success-color);
    font-size: var(--font-size-lg);
}

.contact-methods {
    display: flex;
    gap: var(--spacing-4);
    flex-wrap: wrap;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-5);
    border-radius: var(--border-radius-xl);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.contact-method.whatsapp {
    background: #25d366;
    color: var(--white);
}

.contact-method.email {
    background: var(--primary-color);
    color: var(--white);
}

.contact-method.phone {
    background: var(--secondary-color);
    color: var(--white);
}

.contact-method:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Contact Form */
.contact-form-container {
    background: var(--white);
    border: 1px solid var(--dark-200);
    border-radius: var(--border-radius-2xl);
    padding: var(--spacing-8);
    box-shadow: var(--shadow-lg);
}

.form-header {
    text-align: center;
    margin-bottom: var(--spacing-8);
}

.form-header h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--dark-900);
    margin-bottom: var(--spacing-2);
}

.form-header p {
    color: var(--dark-600);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.form-group {
    margin-bottom: var(--spacing-6);
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-4);
    border: 2px solid var(--dark-300);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(51, 173, 96, 0.1);
}

.checkbox-group {
    margin-bottom: var(--spacing-8);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--dark-600);
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--dark-300);
    border-radius: var(--border-radius-sm);
    position: relative;
    flex-shrink: 0;
    margin-top: 2px;
}

.link {
    color: var(--primary-color);
    text-decoration: none;
}

.link:hover {
    text-decoration: underline;
}

.btn-submit {
    width: 100%;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    padding: var(--spacing-4) var(--spacing-6);
    border-radius: var(--border-radius-xl);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    box-shadow: var(--shadow-lg);
}

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

/* Footer */
.footer {
    background: var(--dark-900);
    color: var(--dark-300);
    padding: var(--spacing-16) 0 var(--spacing-8);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-16);
    margin-bottom: var(--spacing-12);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.footer-brand .brand-text {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--white);
}

.footer-brand p {
    color: var(--dark-400);
    line-height: 1.6;
}

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

.footer-column h4 {
    color: var(--white);
    font-weight: 600;
    margin-bottom: var(--spacing-4);
    font-size: var(--font-size-lg);
}

.footer-column a {
    display: block;
    color: var(--dark-400);
    text-decoration: none;
    margin-bottom: var(--spacing-3);
    transition: var(--transition-fast);
}

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

.footer-bottom {
    border-top: 1px solid var(--dark-700);
    padding-top: var(--spacing-8);
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

.footer-legal {
    display: flex;
    gap: var(--spacing-6);
}

.footer-legal a {
    color: var(--dark-400);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: var(--transition-fast);
}

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

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--white);
    border-radius: var(--border-radius-2xl);
    padding: var(--spacing-8);
    max-width: 400px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-xl);
    transform: scale(0.9);
    transition: var(--transition-normal);
}

.modal.show .modal-content {
    transform: scale(1);
}

/* Image Modal */
.image-modal {
    padding: var(--spacing-4);
}

.image-modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    margin: auto;
    background: var(--white);
    border-radius: var(--border-radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transform: scale(0.8);
    transition: var(--transition-normal);
}

.image-modal.show .image-modal-content {
    transform: scale(1);
}

.image-modal-close {
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-4);
    color: var(--white);
    font-size: var(--font-size-2xl);
    font-weight: bold;
    cursor: pointer;
    z-index: 10;
    background: rgba(0, 0, 0, 0.5);
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.image-modal-close:hover {
    background: rgba(0, 0, 0, 0.7);
    transform: scale(1.1);
}

#modal-image {
    width: 100%;
    height: auto;
    display: block;
    max-height: 70vh;
    object-fit: contain;
}

.image-modal-caption {
    padding: var(--spacing-6);
    text-align: center;
    background: var(--white);
}

.image-modal-caption h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--dark-900);
    margin-bottom: var(--spacing-2);
}

.image-modal-caption p {
    color: var(--dark-600);
    font-size: var(--font-size-base);
}

.modal-header {
    margin-bottom: var(--spacing-6);
}

.modal-header i {
    font-size: var(--font-size-4xl);
    color: var(--success-color);
    margin-bottom: var(--spacing-4);
}

.modal-header h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--dark-900);
    margin-bottom: var(--spacing-2);
}

.modal-close {
    margin-top: var(--spacing-6);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-12);
        text-align: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .advantages-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-12);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-12);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-4);
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .solutions-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-8);
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: var(--spacing-6);
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-4);
    }
    
    .hero-container {
        padding: var(--spacing-16) var(--spacing-4);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .section-title {
        font-size: var(--font-size-2xl);
    }
    
    .contact-methods {
        flex-direction: column;
    }
    
    .contact-method {
        justify-content: center;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading .btn-submit {
    background: var(--dark-400);
}

.loading .btn-submit::after {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid var(--white);
    border-radius: var(--border-radius-full);
    animation: spin 1s linear infinite;
    margin-left: var(--spacing-2);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Form Validation */
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--error-color);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.error-message {
    color: var(--error-color);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-2);
    display: none;
}

.error-message.show {
    display: block;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--dark-100);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: var(--border-radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}