/**
 * STARDIUM LANDING PAGE - MODERN CSS
 * Styles modernes pour la partie vitrine uniquement
 * N'affecte PAS le dashboard
 */

/* ========================================
   FIX FONTAWESOME ICONS
   ======================================== */
.fas, .far, .fal, .fab, .fa, i[class*="fa-"] {
    font-family: "Font Awesome 6 Free", "Font Awesome 6 Brands", "Font Awesome 6 Pro" !important;
    font-style: normal;
    font-variant: normal;
    text-rendering: auto;
    -webkit-font-smoothing: antialiased;
    display: inline-block;
}

.fas, .fa-solid {
    font-weight: 900 !important;
}

.far, .fa-regular {
    font-weight: 400 !important;
}

.fab, .fa-brands {
    font-family: "Font Awesome 6 Brands" !important;
    font-weight: 400 !important;
}

/* ========================================
   VARIABLES CSS MODERNES
   ======================================== */
:root {
    /* Colors - Enhanced palette */
    --landing-bg-primary: #0a0e1a;
    --landing-bg-secondary: #0f172a;
    --landing-bg-card: #1a2332;

    --landing-green-dark: #14532d;
    --landing-green: #16a34a;
    --landing-green-light: #4ade80;
    --landing-green-glow: rgba(74, 222, 128, 0.3);

    --landing-text-primary: #ffffff;
    --landing-text-secondary: #cbd5e1;
    --landing-text-muted: #94a3b8;

    /* Gradients */
    --landing-gradient-hero: linear-gradient(135deg, #0a0e1a 0%, #14532d 50%, #0f172a 100%);
    --landing-gradient-card: linear-gradient(135deg, rgba(26, 35, 50, 0.8) 0%, rgba(15, 23, 42, 0.6) 100%);
    --landing-gradient-green: linear-gradient(135deg, #16a34a 0%, #4ade80 100%);
    --landing-gradient-cta: linear-gradient(135deg, #14532d 0%, #16a34a 50%, #4ade80 100%);

    /* Shadows - Multi-layered */
    --landing-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --landing-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --landing-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    --landing-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
    --landing-shadow-green: 0 10px 40px rgba(74, 222, 128, 0.25), 0 0 20px rgba(74, 222, 128, 0.15);

    /* Transitions */
    --landing-transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --landing-transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --landing-transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Spacing */
    --landing-space-xs: 0.5rem;
    --landing-space-sm: 1rem;
    --landing-space-md: 1.5rem;
    --landing-space-lg: 2rem;
    --landing-space-xl: 3rem;
    --landing-space-2xl: 4rem;
}

/* ========================================
   HERO SECTION - MODERN GRADIENT
   ======================================== */
.landing-hero {
    position: relative;
    min-height: 100vh;
    background: var(--landing-gradient-hero);
    overflow: hidden;
}

/* Animated gradient overlay */
.landing-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(74, 222, 128, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(22, 163, 74, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(20, 83, 45, 0.1) 0%, transparent 50%);
    animation: gradientShift 15s ease infinite;
    pointer-events: none;
}

@keyframes gradientShift {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.1); }
}

/* Floating particles effect */
.landing-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(2px 2px at 20% 30%, rgba(255, 255, 255, 0.15), transparent),
        radial-gradient(2px 2px at 60% 70%, rgba(74, 222, 128, 0.1), transparent),
        radial-gradient(1px 1px at 50% 50%, rgba(255, 255, 255, 0.1), transparent),
        radial-gradient(1px 1px at 80% 10%, rgba(74, 222, 128, 0.15), transparent);
    background-size: 200% 200%;
    background-position: 0% 0%;
    animation: particleFloat 20s ease-in-out infinite;
    pointer-events: none;
}

@keyframes particleFloat {
    0%, 100% { background-position: 0% 0%; }
    50% { background-position: 100% 100%; }
}

.landing-hero-content {
    position: relative;
    z-index: 10;
}

/* ========================================
   TYPOGRAPHY - ENHANCED
   ======================================== */
.landing-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: var(--landing-space-lg);
}

.landing-title-gradient {
    background: var(--landing-gradient-green);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: titleGlow 3s ease-in-out infinite;
    position: relative;
}

@keyframes titleGlow {
    0%, 100% { filter: drop-shadow(0 0 20px rgba(74, 222, 128, 0.3)); }
    50% { filter: drop-shadow(0 0 30px rgba(74, 222, 128, 0.5)); }
}

.landing-subtitle {
    font-size: clamp(1.125rem, 3vw, 1.5rem);
    line-height: 1.6;
    color: var(--landing-text-secondary);
    max-width: 42rem;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   BUTTONS - MODERN DESIGN
   ======================================== */
.landing-btn-primary {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: white;
    background: var(--landing-gradient-green);
    border: none;
    border-radius: 0.75rem;
    box-shadow: var(--landing-shadow-green);
    cursor: pointer;
    overflow: hidden;
    transition: all var(--landing-transition-base);
}

.landing-btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left var(--landing-transition-slow);
}

.landing-btn-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow:
        var(--landing-shadow-green),
        0 0 40px rgba(74, 222, 128, 0.4);
}

.landing-btn-primary:hover::before {
    left: 100%;
}

.landing-btn-primary:active {
    transform: translateY(0) scale(0.98);
}

.landing-btn-secondary {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--landing-green-light);
    background: transparent;
    border: 2px solid var(--landing-green);
    border-radius: 0.75rem;
    cursor: pointer;
    overflow: hidden;
    transition: all var(--landing-transition-base);
}

.landing-btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--landing-gradient-green);
    opacity: 0;
    transition: opacity var(--landing-transition-base);
    z-index: -1;
}

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

.landing-btn-secondary:hover::before {
    opacity: 1;
}

/* ========================================
   STATS SECTION - PREMIUM LOOK
   ======================================== */
.landing-stats-section {
    position: relative;
    padding: 4rem 1rem;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(10, 14, 26, 0.98) 100%);
    border-top: 1px solid rgba(74, 222, 128, 0.1);
    border-bottom: 1px solid rgba(74, 222, 128, 0.1);
}

.landing-stat-card {
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 1rem;
    transition: all var(--landing-transition-base);
}

.landing-stat-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(74, 222, 128, 0.2);
    transform: translateY(-5px);
}

.landing-stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--landing-gradient-green);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.landing-stat-label {
    font-size: 0.875rem;
    color: var(--landing-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ========================================
   FEATURE CARDS - GLASSMORPHISM
   ======================================== */
.landing-feature-card {
    position: relative;
    padding: 2rem;
    background: var(--landing-gradient-card);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1.25rem;
    box-shadow: var(--landing-shadow-lg);
    transition: all var(--landing-transition-base);
    overflow: hidden;
}

.landing-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--landing-gradient-green);
    opacity: 0;
    transition: opacity var(--landing-transition-base);
}

.landing-feature-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: rgba(74, 222, 128, 0.3);
    box-shadow:
        var(--landing-shadow-xl),
        0 0 30px rgba(74, 222, 128, 0.15);
}

.landing-feature-card:hover::before {
    opacity: 1;
}

.landing-feature-icon {
    width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--landing-gradient-green);
    border-radius: 1rem;
    margin: 0 auto 1.5rem;
    box-shadow: var(--landing-shadow-green);
    transition: all var(--landing-transition-base);
}

.landing-feature-card:hover .landing-feature-icon {
    transform: rotate(5deg) scale(1.1);
    box-shadow:
        var(--landing-shadow-green),
        0 0 40px rgba(74, 222, 128, 0.4);
}

.landing-feature-title {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--landing-text-primary);
    margin-bottom: 0.75rem;
}

.landing-feature-description {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--landing-text-muted);
}

/* ========================================
   CTA SECTION - ENHANCED
   ======================================== */
.landing-cta {
    position: relative;
    padding: 5rem 1rem;
    background: var(--landing-gradient-cta);
    overflow: hidden;
}

.landing-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 10px,
            rgba(255, 255, 255, 0.03) 10px,
            rgba(255, 255, 255, 0.03) 20px
        );
    animation: ctaPattern 20s linear infinite;
}

@keyframes ctaPattern {
    0% { transform: translateX(0); }
    100% { transform: translateX(28px); }
}

.landing-cta-content {
    position: relative;
    z-index: 10;
}

/* ========================================
   NAVBAR - MODERN GLASSMORPHISM
   ======================================== */
.landing-navbar {
    background: rgba(10, 14, 26, 0.8);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    transition: all var(--landing-transition-base);
}

.landing-navbar.scrolled {
    background: rgba(10, 14, 26, 0.95);
    box-shadow: var(--landing-shadow-lg);
}

.landing-logo {
    transition: all var(--landing-transition-base);
}

.landing-logo:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 0 10px rgba(74, 222, 128, 0.4));
}

/* ========================================
   FOOTER - MODERN DESIGN
   ======================================== */
.landing-footer {
    background: linear-gradient(to bottom, var(--landing-bg-secondary), var(--landing-bg-primary));
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.landing-footer-link {
    color: var(--landing-text-muted);
    transition: all var(--landing-transition-fast);
    position: relative;
}

.landing-footer-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--landing-gradient-green);
    transition: width var(--landing-transition-base);
}

.landing-footer-link:hover {
    color: var(--landing-green-light);
}

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

/* Social icons with hover effect */
.landing-social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    color: var(--landing-text-muted);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 0.5rem;
    transition: all var(--landing-transition-base);
}

.landing-social-icon:hover {
    color: white;
    background: var(--landing-gradient-green);
    transform: translateY(-3px) rotate(5deg);
    box-shadow: var(--landing-shadow-green);
}

/* ========================================
   UTILITIES
   ======================================== */
.landing-section {
    padding: 5rem 1rem;
}

.landing-container {
    max-width: 80rem;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

/* Smooth scroll behavior & Fixed Navbar Compensation */
html.landing-page {
    scroll-behavior: smooth;
}

body.landing-page {
    padding-top: 70px; /* Compensate for fixed navbar */
}

/* Smooth scroll with offset for fixed navbar */
html.landing-page {
    scroll-padding-top: 90px;
}

/* Selection color */
.landing-page ::selection {
    background-color: var(--landing-green);
    color: white;
}

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

.landing-fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

/* Staggered animation for cards */
.landing-feature-card:nth-child(1) { animation-delay: 0ms; }
.landing-feature-card:nth-child(2) { animation-delay: 100ms; }
.landing-feature-card:nth-child(3) { animation-delay: 200ms; }
.landing-feature-card:nth-child(4) { animation-delay: 300ms; }
.landing-feature-card:nth-child(5) { animation-delay: 400ms; }
.landing-feature-card:nth-child(6) { animation-delay: 500ms; }
.landing-feature-card:nth-child(7) { animation-delay: 600ms; }
.landing-feature-card:nth-child(8) { animation-delay: 700ms; }
.landing-feature-card:nth-child(9) { animation-delay: 800ms; }
.landing-feature-card:nth-child(10) { animation-delay: 900ms; }
.landing-feature-card:nth-child(11) { animation-delay: 1000ms; }
.landing-feature-card:nth-child(12) { animation-delay: 1100ms; }

/* ========================================
   ADVANCED FEATURES - DIFFERENT STYLE
   ======================================== */
.landing-advanced-card {
    position: relative;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(20, 83, 45, 0.1) 0%, rgba(10, 14, 26, 0.8) 100%);
    border: 1px solid rgba(74, 222, 128, 0.15);
    border-left: 3px solid var(--landing-green);
    border-radius: 0.75rem;
    transition: all var(--landing-transition-base);
}

.landing-advanced-card:hover {
    background: linear-gradient(135deg, rgba(20, 83, 45, 0.2) 0%, rgba(10, 14, 26, 0.9) 100%);
    border-left-width: 5px;
    transform: translateX(5px);
    box-shadow: -5px 0 20px rgba(74, 222, 128, 0.2);
}

.landing-advanced-icon {
    width: 2.5rem;
    height: 2.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(74, 222, 128, 0.1);
    color: var(--landing-green-light);
    border-radius: 0.5rem;
    margin-right: 1rem;
}

.landing-advanced-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--landing-text-primary);
    margin-bottom: 0.5rem;
}

.landing-advanced-description {
    font-size: 0.875rem;
    color: var(--landing-text-muted);
    line-height: 1.5;
}

/* ========================================
   CATEGORY BADGES
   ======================================== */
.landing-category-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(74, 222, 128, 0.1);
    color: var(--landing-green-light);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 0.5rem;
    border: 1px solid rgba(74, 222, 128, 0.2);
    margin-bottom: 1rem;
}

/* ========================================
   MODULE GRID - RESPONSIVE
   ======================================== */
.landing-modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.landing-advanced-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 768px) {
    .landing-title {
        font-size: 2.5rem;
    }

    .landing-subtitle {
        font-size: 1.125rem;
    }

    .landing-section {
        padding: 3rem 1rem;
    }

    .landing-btn-primary,
    .landing-btn-secondary {
        width: 100%;
        justify-content: center;
    }
}

/* ========================================
   ACCESSIBILITY
   ======================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible for keyboard navigation */
.landing-btn-primary:focus-visible,
.landing-btn-secondary:focus-visible,
.landing-footer-link:focus-visible {
    outline: 2px solid var(--landing-green-light);
    outline-offset: 4px;
}

/* ========================================
   NEW COMPONENTS - COMPREHENSIVE UPDATE
   ======================================== */

/* Logo in Hero */
.landing-logo-hero {
    max-width: 200px;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 10px 30px rgba(74, 222, 128, 0.3));
    animation: logoFloat 3s ease-in-out infinite;
}

@keyframes logoFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Feature Pills */
.landing-feature-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(74, 222, 128, 0.1);
    border: 1px solid rgba(74, 222, 128, 0.3);
    border-radius: 2rem;
    color: var(--landing-green-light);
    font-size: 0.875rem;
    font-weight: 600;
    transition: all var(--landing-transition-base);
}

.landing-feature-pill:hover {
    background: rgba(74, 222, 128, 0.2);
    border-color: rgba(74, 222, 128, 0.5);
    transform: scale(1.05);
}

/* Comparison Cards */
.landing-comparison-card {
    padding: 2rem;
    border-radius: 1rem;
    transition: all var(--landing-transition-base);
}

.landing-comparison-old {
    background: linear-gradient(135deg, rgba(127, 29, 29, 0.1) 0%, rgba(10, 14, 26, 0.8) 100%);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.landing-comparison-new {
    background: linear-gradient(135deg, rgba(20, 83, 45, 0.2) 0%, rgba(10, 14, 26, 0.8) 100%);
    border: 2px solid rgba(74, 222, 128, 0.3);
    box-shadow: 0 10px 30px rgba(74, 222, 128, 0.15);
}

.landing-comparison-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.landing-comparison-header i {
    font-size: 1.5rem;
}

.landing-comparison-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--landing-text-primary);
}

.landing-comparison-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.landing-comparison-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 0;
    font-size: 1rem;
    color: var(--landing-text-secondary);
}

.landing-comparison-list i {
    margin-top: 0.25rem;
    flex-shrink: 0;
}

/* How It Works Steps */
.landing-how-step {
    position: relative;
    text-align: center;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 1rem;
    transition: all var(--landing-transition-base);
}

.landing-how-step:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(74, 222, 128, 0.3);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(74, 222, 128, 0.15);
}

.landing-how-number {
    position: absolute;
    top: -1rem;
    left: 50%;
    transform: translateX(-50%);
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--landing-gradient-green);
    color: white;
    font-size: 1.25rem;
    font-weight: 700;
    border-radius: 50%;
    box-shadow: var(--landing-shadow-green);
}

.landing-how-icon {
    margin: 2rem 0 1.5rem;
    color: var(--landing-green-light);
}

.landing-how-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--landing-text-primary);
    margin-bottom: 1rem;
}

.landing-how-description {
    font-size: 1rem;
    color: var(--landing-text-muted);
    line-height: 1.6;
}

/* Workflow Diagram */
.landing-workflow-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.75rem;
    min-width: 150px;
    transition: all var(--landing-transition-base);
}

.landing-workflow-item:hover {
    background: rgba(74, 222, 128, 0.05);
    border-color: rgba(74, 222, 128, 0.3);
    transform: scale(1.05);
}

.landing-workflow-item p {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--landing-text-secondary);
    margin: 0;
}

/* Feature Badges */
.landing-feature-badge {
    margin-top: 1rem;
    display: inline-block;
    padding: 0.375rem 0.75rem;
    background: rgba(74, 222, 128, 0.15);
    color: var(--landing-green-light);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: 0.5rem;
    border: 1px solid rgba(74, 222, 128, 0.3);
}

/* Config Info */
.landing-config-info {
    padding: 2.5rem;
    background: linear-gradient(135deg, rgba(20, 83, 45, 0.15) 0%, rgba(10, 14, 26, 0.9) 100%);
    border: 2px solid rgba(74, 222, 128, 0.2);
    border-radius: 1rem;
    box-shadow: 0 10px 40px rgba(74, 222, 128, 0.1);
}

/* Use Case Cards */
.landing-usecase-card {
    padding: 2rem;
    background: var(--landing-gradient-card);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 1rem;
    transition: all var(--landing-transition-base);
}

.landing-usecase-card:hover {
    border-color: rgba(74, 222, 128, 0.3);
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(74, 222, 128, 0.15);
}

.landing-usecase-icon {
    width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(74, 222, 128, 0.1);
    color: var(--landing-green-light);
    font-size: 2rem;
    border-radius: 1rem;
    margin-bottom: 1.5rem;
}

.landing-usecase-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--landing-text-primary);
    margin-bottom: 1.5rem;
}

.landing-usecase-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.landing-usecase-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: var(--landing-text-secondary);
    font-size: 0.95rem;
}

.landing-usecase-list i {
    color: var(--landing-green-light);
    flex-shrink: 0;
}

/* API Card */
.landing-api-card {
    background: linear-gradient(135deg, rgba(26, 35, 50, 0.9) 0%, rgba(15, 23, 42, 0.8) 100%);
    border: 1px solid rgba(74, 222, 128, 0.2);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--landing-shadow-lg);
}

.landing-api-header {
    padding: 1.5rem;
    background: rgba(74, 222, 128, 0.05);
    border-bottom: 1px solid rgba(74, 222, 128, 0.2);
}

.landing-api-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--landing-text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.landing-api-content {
    padding: 1.5rem;
}

.landing-api-endpoint {
    padding: 1.25rem;
    margin-bottom: 1rem;
    background: rgba(255, 255, 255, 0.02);
    border-left: 3px solid var(--landing-green);
    border-radius: 0.5rem;
    transition: all var(--landing-transition-base);
}

.landing-api-endpoint:hover {
    background: rgba(255, 255, 255, 0.05);
    border-left-width: 5px;
    transform: translateX(5px);
}

.landing-api-method {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(74, 222, 128, 0.2);
    color: var(--landing-green-light);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 0.25rem;
    margin-right: 0.75rem;
    margin-bottom: 0.5rem;
}

.landing-api-endpoint code {
    font-family: 'Courier New', monospace;
    color: var(--landing-green-light);
    font-size: 0.95rem;
    background: rgba(74, 222, 128, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
}

.landing-api-endpoint p {
    margin-top: 0.75rem;
    margin-bottom: 0;
    color: var(--landing-text-muted);
    font-size: 0.9rem;
}

.landing-api-footer {
    padding: 1.25rem 1.5rem;
    background: rgba(74, 222, 128, 0.05);
    border-top: 1px solid rgba(74, 222, 128, 0.2);
    color: var(--landing-text-muted);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.landing-api-footer code {
    font-family: 'Courier New', monospace;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    color: var(--landing-green-light);
}

/* ========================================
   MODERN NAVBAR - FIXED & RESPONSIVE
   ======================================== */
.landing-navbar-modern {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 26, 0.95);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border-bottom: 1px solid rgba(74, 222, 128, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: all var(--landing-transition-base);
}

.landing-nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

/* Logo Section */
.landing-nav-logo-section {
    display: flex;
    align-items: center;
}

.landing-nav-logo-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: all var(--landing-transition-base);
}

.landing-nav-logo-link:hover {
    transform: scale(1.05);
}

.landing-nav-logo-img {
    width: 40px;
    height: 40px;
    border-radius: 0.5rem;
    box-shadow: 0 4px 10px rgba(74, 222, 128, 0.2);
}

.landing-nav-logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--landing-gradient-green);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Desktop Navigation Links */
.landing-nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

@media (max-width: 768px) {
    .landing-nav-links {
        display: none;
    }
}

.landing-nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--landing-text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all var(--landing-transition-fast);
    position: relative;
    padding: 0.5rem 0;
}

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

.landing-nav-link:hover {
    color: var(--landing-green-light);
}

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

.landing-nav-link i {
    font-size: 0.875rem;
}

/* CTA Section */
.landing-nav-cta-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.landing-nav-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    background: var(--landing-gradient-green);
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 0.5rem;
    text-decoration: none;
    box-shadow: var(--landing-shadow-green);
    transition: all var(--landing-transition-base);
}

.landing-nav-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 222, 128, 0.4);
}

@media (max-width: 768px) {
    .landing-nav-btn-primary {
        display: none;
    }
}

/* User Menu */
.landing-nav-user-menu {
    position: relative;
}

@media (max-width: 768px) {
    .landing-nav-user-menu {
        display: none;
    }
}

.landing-nav-user-btn {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5rem 0.875rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.5rem;
    color: var(--landing-text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--landing-transition-base);
}

.landing-nav-user-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(74, 222, 128, 0.3);
}

.landing-nav-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid rgba(74, 222, 128, 0.3);
}

.landing-nav-avatar-fallback {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--landing-gradient-green);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
}

.landing-nav-username {
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Dropdown Menu */
.landing-nav-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    min-width: 220px;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(74, 222, 128, 0.2);
    border-radius: 0.75rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    padding: 0.5rem;
    z-index: 1001;
}

.landing-nav-dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--landing-text-secondary);
    font-size: 0.9rem;
    text-decoration: none;
    border-radius: 0.5rem;
    transition: all var(--landing-transition-fast);
}

.landing-nav-dropdown-item:hover {
    background: rgba(74, 222, 128, 0.1);
    color: var(--landing-green-light);
}

.landing-nav-dropdown-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    margin: 0.5rem 0;
}

/* Mobile Menu Toggle */
.landing-nav-mobile-toggle {
    display: none;
    padding: 0.5rem;
    background: transparent;
    border: none;
    color: var(--landing-text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--landing-transition-fast);
}

.landing-nav-mobile-toggle:hover {
    color: var(--landing-green-light);
}

@media (max-width: 768px) {
    .landing-nav-mobile-toggle {
        display: block;
    }
}

/* Mobile Menu */
.landing-nav-mobile-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 14, 26, 0.98);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(74, 222, 128, 0.2);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    padding: 1rem;
}

.landing-nav-mobile-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    color: var(--landing-text-secondary);
    font-weight: 500;
    text-decoration: none;
    border-radius: 0.5rem;
    transition: all var(--landing-transition-fast);
}

.landing-nav-mobile-link:hover {
    background: rgba(74, 222, 128, 0.1);
    color: var(--landing-green-light);
}

.landing-nav-mobile-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    margin: 0.75rem 0;
}

.landing-nav-mobile-cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--landing-gradient-green);
    color: white;
    font-weight: 600;
    text-decoration: none;
    border-radius: 0.5rem;
    box-shadow: var(--landing-shadow-green);
    transition: all var(--landing-transition-base);
}

.landing-nav-mobile-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 222, 128, 0.4);
}

/* ========================================
   MODERN FOOTER - CLEAN & SIMPLE
   ======================================== */
.landing-footer-modern {
    background: linear-gradient(to bottom, rgba(15, 23, 42, 0.98), rgba(10, 14, 26, 1));
    border-top: 1px solid rgba(74, 222, 128, 0.1);
    padding: 4rem 0 2rem;
}

.landing-footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

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

@media (max-width: 1024px) {
    .landing-footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 640px) {
    .landing-footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* Brand Column */
.landing-footer-brand {
    max-width: 400px;
}

.landing-footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.landing-footer-logo-img {
    width: 36px;
    height: 36px;
    border-radius: 0.5rem;
}

.landing-footer-logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    background: var(--landing-gradient-green);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.landing-footer-description {
    color: var(--landing-text-muted);
    line-height: 1.6;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.landing-footer-social {
    display: flex;
    gap: 0.75rem;
}

.landing-footer-social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0.5rem;
    color: var(--landing-text-muted);
    font-size: 1.125rem;
    text-decoration: none;
    transition: all var(--landing-transition-base);
}

.landing-footer-social-link:hover {
    background: var(--landing-gradient-green);
    border-color: var(--landing-green);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--landing-shadow-green);
}

/* Footer Columns */
.landing-footer-column-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--landing-text-primary);
    margin-bottom: 1rem;
}

.landing-footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.landing-footer-links li {
    margin-bottom: 0.625rem;
}

.landing-footer-link {
    color: var(--landing-text-muted);
    font-size: 0.9rem;
    text-decoration: none;
    transition: all var(--landing-transition-fast);
    display: inline-block;
    position: relative;
}

.landing-footer-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--landing-green-light);
    transition: width var(--landing-transition-base);
}

.landing-footer-link:hover {
    color: var(--landing-green-light);
}

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

.landing-footer-link-highlight {
    color: var(--landing-green-light);
    font-weight: 600;
}

.landing-footer-link-highlight i {
    margin-right: 0.375rem;
}

/* Footer Bottom */
.landing-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 2rem;
}

.landing-footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

@media (max-width: 640px) {
    .landing-footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
}

.landing-footer-copyright {
    color: var(--landing-text-muted);
    font-size: 0.875rem;
    margin: 0;
}

.landing-footer-legal {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.landing-footer-legal-link {
    color: var(--landing-text-muted);
    font-size: 0.875rem;
    text-decoration: none;
    transition: all var(--landing-transition-fast);
}

.landing-footer-legal-link:hover {
    color: var(--landing-green-light);
}

.landing-footer-legal-separator {
    color: var(--landing-text-muted);
}

/* Utility Classes */
.text-stardium-green {
    color: var(--landing-green);
}

.text-stardium-green-light {
    color: var(--landing-green-light);
}

.bg-stardium-dark {
    background-color: var(--landing-bg-secondary);
}

/* Enhanced responsive */
@media (max-width: 768px) {
    .landing-logo-hero {
        max-width: 150px;
    }

    .landing-feature-pill {
        font-size: 0.75rem;
        padding: 0.5rem 1rem;
    }

    .landing-comparison-card {
        padding: 1.5rem;
    }

    .landing-how-step {
        padding: 1.5rem;
    }

    .landing-workflow-item {
        min-width: 120px;
        padding: 1rem;
    }

    .landing-usecase-icon {
        width: 3rem;
        height: 3rem;
        font-size: 1.5rem;
    }

    .landing-api-endpoint {
        padding: 1rem;
    }

    .landing-api-endpoint code {
        font-size: 0.8rem;
        word-break: break-all;
    }
}