/* ============================================
   FreshTech Solutions - Main Styles
   ============================================ */

/* CSS Variables */
:root {
    --primary-blue: #0066FF;
    --dark-navy: #0A1628;
    --text-dark: #1A1A1A;
    --text-gray: #666666;
    --light-gray: #F5F7FA;
    --white: #FFFFFF;
    --success-green: #10B981;
    --card-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}

/* Base Styles */
body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white);
    overflow-x: hidden;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Navigation */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--dark-navy);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    padding: 15px 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-blue);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 24px;
}

.main-navigation {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 35px;
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: var(--white);
    font-weight: 500;
    font-size: 15px;
    position: relative;
}

.nav-menu a:hover {
    color: var(--success-green);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--success-green);
    transition: width 0.3s ease;
}

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

.btn-primary {
    background: var(--primary-blue);
    color: var(--white);
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: inline-block;
}

.btn-primary:hover {
    background: #0052CC;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 102, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-blue);
    padding: 12px 28px;
    border: 2px solid var(--primary-blue);
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition);
    display: inline-block;
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-dark);
}

/* Hero Section */
.hero-section {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #F5F7FA 0%, #FFFFFF 100%);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 52px;
    line-height: 1.2;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 24px;
}

.hero-content h1 .highlight {
    color: var(--primary-blue);
}

.hero-content p {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-features {
    list-style: none;
    margin-bottom: 36px;
}

.hero-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--text-dark);
    font-size: 16px;
}

.hero-features li::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--success-green);
    color: var(--white);
    border-radius: 50%;
    font-weight: 700;
    font-size: 14px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

/* Services Section */
.services-section {
    padding: 100px 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.section-header p {
    font-size: 18px;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    background: var(--white);
    border: 1px solid #E5E7EB;
    border-radius: 16px;
    padding: 40px 32px;
    transition: var(--transition);
    position: relative;
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #E0EDFF 0%, #C7DFFF 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 24px;
    color: var(--primary-blue);
}

.service-card h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.service-card p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-features {
    list-style: none;
}

.service-features li {
    font-size: 14px;
    color: var(--text-gray);
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
}

.service-features li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: 700;
}

/* Solutions Section */
.solutions-section {
    padding: 100px 0;
    background: var(--light-gray);
}

.solution-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 60px;
}

.solution-card:last-child {
    margin-bottom: 0;
}

.solution-card.reverse {
    grid-template-columns: 1fr 1fr;
}

.solution-image {
    position: relative;
}

.solution-image img {
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.solution-badge {
    display: inline-block;
    background: #E0EDFF;
    color: var(--primary-blue);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

.solution-content h3 {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.solution-content p {
    font-size: 16px;
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 24px;
}

.solution-features {
    list-style: none;
    margin-bottom: 32px;
}

.solution-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 15px;
    color: var(--text-dark);
}

.solution-features li::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--primary-blue);
    color: var(--white);
    border-radius: 50%;
    font-weight: 700;
    font-size: 12px;
    flex-shrink: 0;
}

/* Stats Section */
.stats-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, #0052CC 100%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.stat-item {
    text-align: center;
    color: var(--white);
}

.stat-number {
    font-size: 56px;
    font-weight: 700;
    margin-bottom: 8px;
    display: block;
}

.stat-label {
    font-size: 16px;
    opacity: 0.9;
}

/* Why Choose Us Section */
.why-choose-section {
    padding: 100px 0;
    background: var(--white);
}

.why-choose-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.why-choose-card {
    text-align: center;
}

.why-icon {
    width: 80px;
    height: 80px;
    background: var(--primary-blue);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--white);
    margin: 0 auto 24px;
}

.why-choose-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.why-choose-card p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.7;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: var(--light-gray);
    text-align: center;
}

.cta-content h2 {
    font-size: 42px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 32px;
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.contact-method {
    text-align: center;
    padding: 30px;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--light-gray);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--primary-blue);
    margin: 0 auto 20px;
}

.contact-method h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.contact-method p {
    font-size: 15px;
    color: var(--text-gray);
}

.contact-form {
    max-width: 800px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid #E5E7EB;
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.submit-btn {
    width: 100%;
    padding: 16px;
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:hover {
    background: #0052CC;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 102, 255, 0.3);
}

/* Footer */
.site-footer {
    background: var(--dark-navy);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-about {
    max-width: 350px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-about p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 24px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

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

.footer-links h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 15px;
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why-choose-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .main-navigation {
        display: none;
    }
    
    .hero-container,
    .solution-card {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-content h1 {
        font-size: 36px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why-choose-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* Alert Messages */
.alert {
    padding: 16px 20px;
    border-radius: 8px;
    margin: 20px 0;
    font-size: 15px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success {
    background: #D1FAE5;
    color: #065F46;
    border: 1px solid #10B981;
}

.alert-success::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: #10B981;
    color: white;
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
}

.alert-error {
    background: #FEE2E2;
    color: #991B1B;
    border: 1px solid #EF4444;
}

.alert-error::before {
    content: '✕';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: #EF4444;
    color: white;
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
}

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

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