/* CSS Variables for Security Industry Theme */
:root {
    /* Primary Colors - Deep Blue for Trust & Security */
    --primary: #0A2463;
    --primary-light: #1E3A8A;
    --primary-dark: #051533;
    
    /* Accent Colors - Electric Blue for Tech */
    --accent: #00D9FF;
    --accent-light: #33E1FF;
    --accent-dark: #00A8CC;
    
    /* Secondary Colors - Orange for Alerts */
    --secondary: #FF6B35;
    --secondary-light: #FF8C5A;
    --secondary-dark: #E55A2B;
    
    /* Neutral Colors */
    --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;
    
    /* Success & Status Colors */
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-display: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--gray-600);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.nav-brand svg {
    width: 32px;
    height: 32px;
    stroke: var(--accent);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-menu a:not(.btn-primary):hover {
    color: var(--primary);
}

.nav-menu a:not(.btn-primary)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition);
}

.nav-menu a:not(.btn-primary):hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle svg {
    width: 28px;
    height: 28px;
    stroke: var(--primary);
}

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary {
    background: var(--gray-100);
    color: var(--gray-800);
}

.btn-secondary:hover {
    background: var(--gray-200);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

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

/* Hero Section */
.hero {
    padding: calc(80px + var(--spacing-3xl)) var(--spacing-lg) var(--spacing-3xl);
    background: linear-gradient(135deg, #F0F9FF 0%, #E0F2FE 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 217, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    color: var(--primary);
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 2px solid var(--gray-200);
}

.hero-stats .stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.hero-stats .stat svg {
    width: 40px;
    height: 40px;
    stroke: var(--accent);
    flex-shrink: 0;
}

.hero-stats .stat strong {
    display: block;
    font-size: 1.5rem;
    color: var(--primary);
    font-weight: 700;
}

.hero-stats .stat span {
    display: block;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    transition: var(--transition);
}

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

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-3xl);
}

.section-header h2 {
    color: var(--primary);
    margin-bottom: var(--spacing-md);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--gray-600);
}

/* Use Cases Section */
.use-cases {
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: var(--white);
}

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

.use-case-card {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: var(--transition);
}

.use-case-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.card-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.card-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--white);
}

.use-case-card h3 {
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

.use-case-card > p {
    margin-bottom: var(--spacing-md);
    color: var(--gray-600);
}

.feature-list {
    list-style: none;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
    color: var(--gray-700);
    font-size: 0.9375rem;
}

.feature-list svg {
    width: 20px;
    height: 20px;
    stroke: var(--success);
    flex-shrink: 0;
    margin-top: 2px;
}

/* Technologies Section */
.technologies {
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: var(--gray-50);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.tech-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.tech-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.tech-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--white);
}

.tech-card h3 {
    margin-bottom: var(--spacing-sm);
}

.tech-card p {
    margin-bottom: var(--spacing-md);
}

.tech-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tech-tag {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background: var(--gray-100);
    color: var(--gray-700);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Solutions Section */
.solutions {
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: var(--white);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.solution-card {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: var(--transition);
    position: relative;
}

.solution-card.featured {
    border-color: var(--accent);
    box-shadow: var(--shadow-xl);
    transform: scale(1.05);
}

.solution-card:hover {
    box-shadow: var(--shadow-lg);
}

.badge {
    position: absolute;
    top: -12px;
    right: var(--spacing-lg);
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: var(--white);
    padding: 0.375rem 1rem;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
}

.solution-header {
    text-align: center;
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--gray-200);
    margin-bottom: var(--spacing-lg);
}

.solution-header h3 {
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

.solution-price {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.solution-price .price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
}

.solution-price .period {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.solution-features {
    list-style: none;
    margin-bottom: var(--spacing-lg);
}

.solution-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--gray-700);
}

.solution-features svg {
    width: 20px;
    height: 20px;
    stroke: var(--success);
    flex-shrink: 0;
    margin-top: 2px;
}

.solution-card .btn-primary,
.solution-card .btn-outline {
    width: 100%;
    justify-content: center;
}

/* Features Showcase */
.features-showcase {
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
}

.showcase-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.showcase-content h2 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.showcase-content > p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

.showcase-features {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.showcase-feature {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.showcase-feature svg {
    width: 32px;
    height: 32px;
    stroke: var(--accent);
    flex-shrink: 0;
}

.showcase-feature h4 {
    color: var(--white);
    margin-bottom: var(--spacing-xs);
}

.showcase-feature p {
    color: rgba(255, 255, 255, 0.8);
}

.showcase-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* Benefits Section */
.benefits {
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: var(--gray-50);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.benefit-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.benefit-card svg {
    width: 48px;
    height: 48px;
    stroke: var(--accent);
    margin-bottom: var(--spacing-md);
}

.benefit-card h3 {
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

/* Contact Section */
.contact {
    padding: var(--spacing-3xl) var(--spacing-lg);
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

.contact-info h2 {
    color: var(--primary);
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-method {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.contact-method svg {
    width: 32px;
    height: 32px;
    stroke: var(--accent);
    flex-shrink: 0;
}

.contact-method h4 {
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}

.contact-method p {
    color: var(--gray-600);
}

/* Contact Form */
.contact-form {
    background: var(--gray-50);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.contact-form button {
    width: 100%;
    justify-content: center;
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-3xl) var(--spacing-lg) var(--spacing-lg);
}

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

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.footer-brand svg {
    width: 32px;
    height: 32px;
    stroke: var(--accent);
}

.footer-section h4 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section a {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--accent);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-800);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition);
}

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

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content,
    .showcase-grid,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .hero-image {
        order: -1;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero {
        padding: calc(80px + var(--spacing-xl)) var(--spacing-md) var(--spacing-xl);
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .use-cases-grid,
    .tech-grid,
    .solutions-grid {
        grid-template-columns: 1fr;
    }
    
    .solution-card.featured {
        transform: scale(1);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

/* Print Styles */
@media print {
    @page {
        margin: 2cm;
        @top-center {
            content: "Garden Wall Security Solutions";
        }
        @bottom-center {
            content: "Created by Helium";
        }
    }
    
    body {
        print-color-adjust: exact;
        -webkit-print-color-adjust: exact;
    }
    
    .navbar,
    .mobile-menu-toggle,
    .hero-buttons,
    .contact-form,
    .footer {
        display: none;
    }
}

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

.use-case-card,
.tech-card,
.solution-card,
.benefit-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Accessibility */
:focus-visible {
    outline: 3px solid var(--accent);
    outline-offset: 2px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}