/* ============================================
   Xeno Corp - Main Stylesheet
   Professional Security Services Website
   Color Scheme: Purple/Violet/Dark (No Blue)
   ============================================ */

/* CSS Variables */
:root {
    /* Primary Colors - Purple/Violet Theme */
    --primary-50: #f5f3ff;
    --primary-100: #ede9fe;
    --primary-200: #ddd6fe;
    --primary-300: #c4b5fd;
    --primary-400: #a78bfa;
    --primary-500: #8b5cf6;
    --primary-600: #7c3aed;
    --primary-700: #6d28d9;
    --primary-800: #5b21b6;
    --primary-900: #4c1d95;
    
    /* Accent Colors - Orange/Coral */
    --accent-400: #fb923c;
    --accent-500: #f97316;
    --accent-600: #ea580c;
    
    /* Neutral Colors */
    --gray-50: #fafafa;
    --gray-100: #f4f4f5;
    --gray-200: #e4e4e7;
    --gray-300: #d4d4d8;
    --gray-400: #a1a1aa;
    --gray-500: #71717a;
    --gray-600: #52525b;
    --gray-700: #3f3f46;
    --gray-800: #27272a;
    --gray-900: #18181b;
    
    /* Semantic Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Spacing */
    --container-max: 1280px;
    --section-padding: 5rem;
    
    /* 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), 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);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-700);
    background-color: #ffffff;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--primary-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-700);
}

ul, ol {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

.gradient-text {
    background: linear-gradient(135deg, var(--primary-600), var(--accent-500));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 0.5rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: white;
    box-shadow: 0 4px 14px rgba(124, 58, 237, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.5);
    color: white;
}

.btn-secondary {
    background: white;
    color: var(--primary-600);
    border-color: var(--primary-200);
}

.btn-secondary:hover {
    background: var(--primary-50);
    border-color: var(--primary-300);
    color: var(--primary-700);
}

.btn-outline {
    background: transparent;
    color: var(--primary-600);
    border-color: var(--primary-300);
}

.btn-outline:hover {
    background: var(--primary-600);
    color: white;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

.logo-icon {
    font-size: 2rem;
    color: var(--primary-600);
}

.logo-text .highlight {
    color: var(--primary-600);
}

/* Uploaded site logo (Site Configuration in Admin) - the image itself is
   auto-resized server-side on upload, but it's still bounded here so any
   image, of any aspect ratio, always fits cleanly in the nav bar / footer
   without ever appearing at full/native size. */
.logo-image {
    display: block;
    /* Height comes from the admin's "Logo max height" setting (--logo-h,
       set inline per <img>), clamped so it can never break the nav bar. */
    height: clamp(1.5rem, var(--logo-h, 44px), 4.5rem);
    width: auto;
    max-width: 220px;
    object-fit: contain;
    /* Most uploaded logos are exported on a white/near-white square canvas.
       Multiply blends that canvas into the navbar's near-white background
       so it doesn't read as a visible box/border around the logo. */
    mix-blend-mode: multiply;
}

/* Uploaded wordmark image (Site Configuration in Admin) - an optional
   image replacement for the plain Site Name text next to the logo icon. */
.wordmark-image {
    display: block;
    /* max-height + width:auto (no explicit height) lets the browser size
       the image by its natural aspect ratio - wordmarks are usually a very
       wide, short strip, and forcing an explicit height alongside a
       max-width would letterbox the artwork into a near-invisible sliver. */
    max-height: clamp(1rem, var(--wordmark-h, 28px), 2.5rem);
    height: auto;
    width: auto;
    max-width: 200px;
    object-fit: contain;
}


.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-menu a {
    color: var(--gray-600);
    font-weight: 500;
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-600);
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-600);
    border-radius: 2px;
}


.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--gray-700);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 0 4rem;
    overflow: hidden;
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 50%, var(--primary-900) 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(124, 58, 237, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(249, 115, 22, 0.2) 0%, transparent 50%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 2rem;
    color: white;
    font-size: 0.875rem;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.hero-badge i {
    color: var(--accent-400);
}

.hero-title {
    color: white;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-300);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    padding-top: 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-400);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-400);
}

/* Sections */
.section {
    padding: var(--section-padding) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--primary-50);
    color: var(--primary-700);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 2rem;
    margin-bottom: 1rem;
}

.section-title {
    margin-bottom: 1rem;
}

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

.section-cta {
    text-align: center;
    margin-top: 3rem;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    padding: 2rem;
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 1rem;
    transition: all var(--transition-base);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-200);
}

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-100), var(--primary-200));
    border-radius: 1rem;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 1.5rem;
    color: var(--primary-600);
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.service-description {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-600);
    font-weight: 600;
}

.service-link i {
    transition: transform var(--transition-fast);
}

.service-link:hover i {
    transform: translateX(5px);
}

/* About Section */
.about-section {
    background: var(--gray-50);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content .section-tag {
    margin-bottom: 1rem;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 1.5rem;
}

.about-text {
    font-size: 1.125rem;
    color: var(--gray-600);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.about-features {
    margin-bottom: 2rem;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: var(--gray-700);
}

.about-features i {
    color: var(--success);
}

.about-image-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
    border-radius: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image-placeholder i {
    font-size: 8rem;
    color: rgba(255, 255, 255, 0.3);
}

.about-image-frame {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 2rem;
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    background: var(--gray-100);
}

.about-image-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: 1rem;
    overflow: hidden;
    transition: all var(--transition-base);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.project-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    background: var(--gray-100);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-100), var(--primary-200));
}

.project-placeholder i {
    font-size: 4rem;
    color: var(--primary-400);
}

.project-content {
    padding: 1.5rem;
}

.project-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.project-description {
    color: var(--gray-600);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-600);
    font-weight: 600;
}

/* Testimonials */
.testimonials-section {
    background: var(--gray-50);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    padding: 2rem;
    background: white;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
}

.testimonial-rating {
    margin-bottom: 1rem;
}

.testimonial-rating i {
    color: var(--accent-500);
    font-size: 0.875rem;
}

.testimonial-text {
    font-style: italic;
    color: var(--gray-700);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.testimonial-author strong {
    display: block;
    color: var(--gray-900);
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-700), var(--primary-900));
    padding: 6rem 0;
}

.cta-content {
    text-align: center;
    color: white;
}

.cta-content h2 {
    color: white;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    color: var(--primary-200);
    margin-bottom: 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand .logo {
    color: white;
    margin-bottom: 1rem;
}

.footer-tagline {
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-800);
    border-radius: 50%;
    color: var(--gray-400);
    transition: all var(--transition-base);
}

.social-links a:hover {
    background: var(--primary-600);
    color: white;
}

.footer-links h4,
.footer-contact h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer-links ul,
.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--gray-400);
}

.footer-links a:hover {
    color: var(--primary-400);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-contact i {
    color: var(--primary-400);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--gray-800);
    text-align: center;
    font-size: 0.875rem;
}

.footer-bottom p:first-child {
    margin-bottom: 0.5rem;
}

/* Messages */
.messages-container {
    position: fixed;
    top: 6rem;
    right: 1.5rem;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.message {
    padding: 1rem 1.5rem;
    background: white;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.message-success {
    border-left: 4px solid var(--success);
}

.message-error {
    border-left: 4px solid var(--error);
}

.message-warning {
    border-left: 4px solid var(--warning);
}

.message-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-400);
    cursor: pointer;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-visual {
        order: -1;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 3rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 5rem;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        border-bottom: 1px solid var(--gray-200);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .services-grid,
    .projects-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* Utilities */
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }