/* ============================================
   XENOSOFT BRAND DESIGN SYSTEM
   Operational Systems Company - Quiet Confidence
   ============================================ */

:root {
    /* Brand Color Palette */
    --color-bg: #F4F1EC; /* Warm Off-White background */
    --color-text: #2B2A27; /* Charcoal primary text */
    --color-accent: #1F5F63; /* Teal secondary accent */
    --color-cta: #D4A017; /* Gold for PRIMARY CTA ONLY */
    --color-danger: #9E2A2B; /* Muted red for alerts only */
    --color-border: #E1DDD6; /* Soft border */
    --color-muted: #3A3A3A; /* Muted text */
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing */
    --space-xs: 0.5rem;   /* 8px */
    --space-sm: 1rem;     /* 16px */
    --space-md: 1.5rem;   /* 24px */
    --space-lg: 2rem;     /* 32px */
    --space-xl: 3rem;     /* 48px */
    --space-2xl: 4rem;    /* 64px */
    --space-3xl: 6rem;    /* 96px */
    
    /* Border Radius */
    --radius-sm: 0.375rem;  /* 6px */
    --radius-md: 0.5rem;    /* 8px */
    --radius-lg: 0.75rem;   /* 12px */
    --radius-xl: 1rem;      /* 16px */
    
    /* Shadows - Minimal */
    --shadow-sm: 0 1px 2px 0 rgba(43, 42, 39, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(43, 42, 39, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(43, 42, 39, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
}

/* ============================================
   BASE STYLES
   ============================================ */

body {
    font-family: var(--font-family);
    font-weight: var(--font-weight-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin-left: 0 !important; /* Override old sidebar styles */
    margin-right: 0 !important;
}

/* Override old sidebar styles - Remove all sidebar-related margins */
body.sidebar-closed,
body.sidebar-minimized,
body.sidebar-open {
    margin-left: 0 !important;
}

/* Hide old sidebar elements */
.sidebar,
.sidebar-toggle-btn,
#sidebar,
#sidebar-open,
#sidebar-close,
#sidebar-minimize {
    display: none !important;
}

/* Hide old mobile top nav */
.top-nav,
#top-nav,
.top-nav-toggle,
#top-nav-toggle {
    display: none !important;
}

/* ============================================
   TOP NAVIGATION - DESKTOP
   ============================================ */

.top-navbar {
    position: relative;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-sm) 0;
    z-index: 100;
}

.top-navbar.sticky {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(244, 241, 236, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.top-navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.top-navbar-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    font-size: 1.125rem;
    color: var(--color-text);
}

.top-navbar-logo img {
    height: 2.5rem;
    width: auto;
}

/* Desktop: Show full logo, hide compact */
.top-navbar-logo-full {
    display: block !important;
}

.top-navbar-logo-compact {
    display: none !important;
}

.top-navbar-links {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    list-style: none;
    margin: 0;
    padding: 0;
}

.top-navbar-link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
    padding: var(--space-xs) 0;
}

.top-navbar-link:hover {
    color: var(--color-accent);
}

.top-navbar-cta {
    background: var(--color-cta);
    color: var(--color-text);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    font-size: 0.9375rem;
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
}

.top-navbar-cta:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ============================================
   MOBILE MENU - FULL SCREEN OVERLAY
   ============================================ */

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-xs);
    cursor: pointer;
    color: var(--color-text);
}

.mobile-menu-overlay {
    display: none !important;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    z-index: 1000;
    padding: var(--space-xl);
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-menu-overlay.active {
    display: block !important;
    opacity: 1;
    visibility: visible;
}

/* Hide mobile menu on desktop */
@media (min-width: 769px) {
    .mobile-menu-overlay {
        display: none !important;
        opacity: 0 !important;
        visibility: hidden !important;
    }
    
    .mobile-menu-overlay.active {
        display: none !important;
    }
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.mobile-menu-close {
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-xs);
    cursor: pointer;
    color: var(--color-text);
}

.mobile-menu-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.mobile-menu-link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: 1.125rem;
    padding: var(--space-sm) 0;
    display: block;
    transition: color var(--transition-fast);
}

.mobile-menu-link:hover {
    color: var(--color-accent);
}

.mobile-menu-cta {
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.mobile-menu-cta .btn-primary {
    width: 100%;
    text-align: center;
    display: block;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn-primary {
    background: var(--color-cta);
    color: var(--color-text);
    font-weight: var(--font-weight-semibold);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all var(--transition-fast);
    font-size: 1rem;
}

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

.btn-secondary {
    background: transparent;
    color: var(--color-accent);
    font-weight: var(--font-weight-medium);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-md);
    border: 2px solid var(--color-accent);
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: all var(--transition-fast);
    font-size: 1rem;
}

.btn-secondary:hover {
    background: var(--color-accent);
    color: var(--color-bg);
}

/* ============================================
   CARDS
   ============================================ */

.card {
    background: #FFFFFF;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

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

/* ============================================
   HERO SECTION
   ============================================ */

.hero-section {
    padding: var(--space-3xl) 0 var(--space-2xl);
    background: var(--color-bg);
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--color-text);
    margin-bottom: var(--space-lg);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.hero-subtitle {
    font-size: 1.25rem;
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--color-muted);
    margin-bottom: var(--space-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   INDUSTRY SELECTOR
   ============================================ */

.industry-selector {
    padding: var(--space-2xl) 0;
    background: #FFFFFF;
}

.industry-tabs {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: var(--space-md);
}

.industry-tab {
    background: transparent;
    border: none;
    padding: var(--space-sm) var(--space-lg);
    font-weight: var(--font-weight-medium);
    color: var(--color-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all var(--transition-fast);
    font-size: 1rem;
}

.industry-tab.active {
    color: var(--color-text);
    border-bottom-color: var(--color-accent);
}

.industry-tab:hover {
    color: var(--color-text);
}

.industry-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.industry-pains,
.industry-outcomes {
    margin-top: var(--space-lg);
}

.industry-pains h3,
.industry-outcomes h3 {
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-sm);
    color: var(--color-text);
}

.industry-pains ul,
.industry-outcomes ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.industry-pains li,
.industry-outcomes li {
    padding: var(--space-xs) 0;
    color: var(--color-muted);
    position: relative;
    padding-left: var(--space-md);
}

.industry-pains li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--color-danger);
}

.industry-outcomes li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-accent);
}

/* ============================================
   PROOF METRICS
   ============================================ */

.proof-metrics {
    padding: var(--space-2xl) 0;
    background: var(--color-bg);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.metric-tile {
    text-align: center;
    padding: var(--space-lg);
}

.metric-number {
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.metric-label {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--space-xs);
}

.metric-context {
    font-size: 0.875rem;
    color: var(--color-muted);
}

/* ============================================
   PRODUCTS OVERVIEW
   ============================================ */

.products-overview {
    padding: var(--space-2xl) 0;
    background: #FFFFFF;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.product-card {
    padding: var(--space-lg);
}

.product-card h3 {
    font-size: 1.5rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-sm);
    color: var(--color-text);
}

.product-card p {
    color: var(--color-muted);
    margin-bottom: var(--space-md);
    line-height: 1.6;
}

.product-card .product-best-for {
    font-size: 0.875rem;
    color: var(--color-muted);
    margin-bottom: var(--space-md);
    font-style: italic;
}

/* ============================================
   HOW IT WORKS
   ============================================ */

.how-it-works {
    padding: var(--space-2xl) 0;
    background: var(--color-bg);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.step-card {
    text-align: center;
}

.step-number {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.step-title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-sm);
    color: var(--color-text);
}

.step-description {
    color: var(--color-muted);
    line-height: 1.6;
}

/* ============================================
   FOOTER - STANDARDIZED
   ============================================ */

.footer {
    background: #2B2A27 !important; /* Dark charcoal matching brand */
    color: #F4F1EC !important; /* Light text */
    padding: var(--space-2xl) 0 var(--space-lg) !important;
    margin-top: var(--space-3xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    margin-bottom: var(--space-lg);
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-section h3 {
    font-size: 1rem !important;
    font-weight: var(--font-weight-semibold) !important;
    color: #F4F1EC !important;
    margin-bottom: var(--space-sm) !important;
}

.footer-section p {
    color: #9CA3AF !important;
    font-size: 0.875rem !important;
    line-height: 1.6;
    margin-bottom: var(--space-xs) !important;
}

.footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #9CA3AF !important;
    text-decoration: none;
    font-size: 0.875rem !important;
    transition: color var(--transition-fast);
}

.footer-section a:hover {
    color: #F4F1EC !important;
}

.footer-section img {
    height: 3.5rem !important;
    width: auto !important;
    max-width: 180px !important;
    margin-bottom: var(--space-sm) !important;
}

.footer-bottom {
    border-top: 1px solid rgba(244, 241, 236, 0.1) !important;
    padding-top: var(--space-lg) !important;
    text-align: center;
    color: #9CA3AF !important;
    font-size: 0.875rem !important;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
}

.footer-bottom p {
    color: #9CA3AF !important;
    font-size: 0.875rem !important;
    margin: 0 !important;
}

/* ============================================
   STICKY CTA - MOBILE ONLY
   ============================================ */

.sticky-cta-mobile {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: var(--space-sm) var(--space-lg);
    z-index: 99;
    box-shadow: 0 -2px 8px rgba(43, 42, 39, 0.1);
}

.sticky-cta-mobile .btn-primary {
    width: 100%;
    text-align: center;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .top-navbar-links {
        display: none;
    }
    
    .top-navbar-logo-full {
        display: none !important;
    }
    
    .top-navbar-logo-compact {
        display: block !important;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-buttons .btn-primary,
    .hero-buttons .btn-secondary {
        width: 100%;
    }
    
    .industry-tabs {
        flex-direction: column;
        align-items: stretch;
    }
    
    .industry-tab {
        text-align: left;
        border-bottom: 1px solid var(--color-border);
        border-radius: 0;
    }
    
    .sticky-cta-mobile {
        display: block;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr !important;
        gap: var(--space-lg) !important;
    }
}

@media (min-width: 769px) {
    .top-navbar.sticky {
        position: sticky;
        top: 0;
    }
    
    .footer-content {
        grid-template-columns: repeat(5, 1fr) !important;
    }
}

@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 480px) {
    .footer-content {
        grid-template-columns: 1fr !important;
    }
}