/* ==========================================
   DEVPROD Corporate LLM Solutions
   Color Scheme: White, Blue, Dark Blue
   Accent: Gold/Orange (from logo)
   ========================================== */

/* CSS Variables */
:root {
    /* Primary Colors */
    --color-primary: #0a1628;          /* Dark Navy */
    --color-primary-light: #1a2d4a;    /* Navy */
    --color-primary-lighter: #2a4066;  /* Medium Navy */
    
    /* Blue Palette */
    --color-blue: #2563eb;             /* Bright Blue */
    --color-blue-light: #3b82f6;       /* Light Blue */
    --color-blue-dark: #1d4ed8;        /* Dark Blue */
    
    /* Accent Colors */
    --color-accent: #f59e0b;           /* Gold/Orange */
    --color-accent-light: #fbbf24;     /* Light Gold */
    --color-accent-dark: #d97706;      /* Dark Gold */
    
    /* Neutral Colors */
    --color-white: #ffffff;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    
    /* Semantic Colors */
    --color-success: #10b981;
    --color-danger: #ef4444;
    --color-warning: #f59e0b;
    
    /* Typography */
    --font-primary: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.3);
    --shadow-glow-accent: 0 0 40px rgba(245, 158, 11, 0.3);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Container */
    --container-max: 1280px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

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

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

ul, ol {
    list-style: none;
}

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

/* ==========================================
   NAVIGATION
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    background: transparent;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-lg);
    padding: var(--space-sm) 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-white);
}

.logo-img {
    height: 40px;
    width: auto;
    border-radius: var(--radius-md);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-menu a {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    font-size: 0.9rem;
    transition: color var(--transition-base);
}

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

.nav-cta {
    background: var(--color-blue);
    color: var(--color-white) !important;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: all var(--transition-base) !important;
}

.nav-cta:hover {
    background: var(--color-blue-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: all var(--transition-base);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--space-4xl) 0;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-primary-lighter) 100%);
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(37, 99, 235, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(245, 158, 11, 0.1) 0%, transparent 40%),
        radial-gradient(ellipse at 60% 80%, rgba(37, 99, 235, 0.1) 0%, transparent 40%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

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

.hero-text {
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(37, 99, 235, 0.2);
    color: var(--color-blue-light);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--space-lg);
    border: 1px solid rgba(37, 99, 235, 0.3);
}

.hero h1 {
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.gradient-text {
    background: linear-gradient(135deg, var(--color-blue-light) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-xl);
    max-width: 540px;
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-3xl);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition-base);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-blue) 0%, var(--color-blue-dark) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(37, 99, 235, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-sm {
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.875rem;
}

.btn-full {
    width: 100%;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: var(--space-2xl);
}

.stat {
    text-align: left;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-white);
    line-height: 1;
}

.stat-suffix {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
}

.stat-label {
    display: block;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: var(--space-xs);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-wrapper {
    position: relative;
}

.hero-image {
    max-width: 500px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    animation: float 6s ease-in-out infinite;
}

.hero-glow {
    position: absolute;
    inset: -20%;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.3) 0%, transparent 70%);
    filter: blur(40px);
    z-index: -1;
    animation: pulse 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 30px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 2px;
    animation: scrollDown 2s infinite;
}

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

@keyframes scrollDown {
    0% { opacity: 1; top: 6px; }
    100% { opacity: 0; top: 16px; }
}

/* ==========================================
   SECTION STYLES
   ========================================== */
.section {
    padding: var(--space-4xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto var(--space-3xl);
}

.section-badge {
    display: inline-block;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    color: var(--color-blue);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.section-badge.accent {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(245, 158, 11, 0.05) 100%);
    color: var(--color-accent-dark);
    border-color: rgba(245, 158, 11, 0.3);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-500);
    margin-top: var(--space-md);
}

.highlight {
    color: var(--color-blue);
    font-weight: 700;
}

/* ==========================================
   PROBLEM SECTION
   ========================================== */
.problem-section {
    background: var(--color-gray-50);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.problem-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-blue);
}

.problem-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
}

.problem-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--color-blue);
}

.problem-icon.danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(239, 68, 68, 0.05) 100%);
}

.problem-icon.danger svg {
    stroke: var(--color-danger);
}

.problem-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
}

.problem-card p {
    font-size: 0.9rem;
    margin-bottom: var(--space-md);
}

.problem-stat {
    display: inline-block;
    background: var(--color-gray-100);
    color: var(--color-gray-600);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
}

.problem-stat.danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-danger);
}

.cta-card {
    background: linear-gradient(135deg, var(--color-blue) 0%, var(--color-blue-dark) 100%);
    border: none;
    display: flex;
    align-items: center;
}

.cta-card:hover {
    border-color: transparent;
}

.cta-content h3 {
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-md);
}

.cta-card .btn-primary {
    background: var(--color-white);
    color: var(--color-blue);
    box-shadow: none;
}

.cta-card .btn-primary:hover {
    background: var(--color-gray-100);
}

/* ==========================================
   SOLUTION SECTION
   ========================================== */
.solution-section {
    background: var(--color-white);
    overflow: visible;
}

.architecture-visual {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-3xl);
}

.arch-center {
    position: relative;
    z-index: 10;
}

.arch-core {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-lg);
    position: relative;
    box-shadow: var(--shadow-xl);
}

.core-glow {
    position: absolute;
    inset: -30px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.4) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(20px);
    animation: pulse 3s ease-in-out infinite;
}

.core-icon {
    font-size: 3rem;
    margin-bottom: var(--space-sm);
}

.arch-core h4 {
    color: var(--color-white);
    font-size: 0.9rem;
    margin-bottom: var(--space-xs);
}

.arch-core p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.75rem;
}

.arch-modules {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.module-orbit {
    position: absolute;
    border: 1px dashed rgba(37, 99, 235, 0.2);
    border-radius: 50%;
    animation: rotate 60s linear infinite;
}

.orbit-1 {
    width: 350px;
    height: 350px;
}

.orbit-2 {
    width: 480px;
    height: 480px;
    animation-duration: 90s;
    animation-direction: reverse;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.module-item {
    position: absolute;
    width: 70px;
    height: 70px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    animation: counter-rotate 60s linear infinite;
}

.orbit-2 .module-item {
    animation-duration: 90s;
    animation-direction: reverse;
}

@keyframes counter-rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(-360deg); }
}

.orbit-1 .module-item {
    --radius: 175px;
}

.orbit-2 .module-item {
    --radius: 240px;
}

.orbit-1 .module-item:nth-child(1) { top: calc(50% - 35px); left: calc(50% - 35px + var(--radius)); }
.orbit-1 .module-item:nth-child(2) { top: calc(50% - 35px - var(--radius)); left: calc(50% - 35px); }
.orbit-1 .module-item:nth-child(3) { top: calc(50% - 35px); left: calc(50% - 35px - var(--radius)); }
.orbit-1 .module-item:nth-child(4) { top: calc(50% - 35px + var(--radius)); left: calc(50% - 35px); }

.orbit-2 .module-item:nth-child(1) { top: calc(50% - 35px); left: calc(50% - 35px + var(--radius)); }
.orbit-2 .module-item:nth-child(2) { top: calc(50% - 35px - var(--radius) * 0.866); left: calc(50% - 35px + var(--radius) * 0.5); }
.orbit-2 .module-item:nth-child(3) { top: calc(50% - 35px - var(--radius) * 0.866); left: calc(50% - 35px - var(--radius) * 0.5); }
.orbit-2 .module-item:nth-child(4) { top: calc(50% - 35px); left: calc(50% - 35px - var(--radius)); }
.orbit-2 .module-item:nth-child(5) { top: calc(50% - 35px + var(--radius) * 0.866); left: calc(50% - 35px - var(--radius) * 0.5); }
.orbit-2 .module-item:nth-child(6) { top: calc(50% - 35px + var(--radius) * 0.866); left: calc(50% - 35px + var(--radius) * 0.5); }

.module-item:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-blue);
    z-index: 100;
}

.module-item span {
    font-size: 1.5rem;
}

.module-item small {
    font-size: 0.6rem;
    color: var(--color-gray-600);
    text-align: center;
    margin-top: 2px;
}

.benefits-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.benefit-item {
    text-align: center;
    padding: var(--space-xl);
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
}

.benefit-icon {
    font-size: 2rem;
    margin-bottom: var(--space-md);
}

.benefit-item h4 {
    margin-bottom: var(--space-sm);
}

.benefit-item p {
    font-size: 0.9rem;
}

/* ==========================================
   BASE MODULE SECTION
   ========================================== */
.base-module-section {
    background: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

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

.module-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: var(--color-white);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.module-tagline {
    font-size: 1.125rem;
    color: var(--color-gray-500);
    margin-bottom: var(--space-xl);
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.feature {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    border: 1px solid var(--color-gray-200);
}

.feature-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.feature-icon {
    font-size: 1.25rem;
}

.feature h4 {
    font-size: 1rem;
}

.feature ul {
    margin-left: var(--space-xl);
}

.feature li {
    position: relative;
    padding-left: var(--space-md);
    font-size: 0.9rem;
    color: var(--color-gray-600);
    margin-bottom: var(--space-xs);
}

.feature li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-blue);
}

.roi-box {
    display: flex;
    gap: var(--space-lg);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(37, 99, 235, 0.05) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.roi-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.roi-icon {
    font-size: 1.5rem;
}

.roi-item strong {
    display: block;
    color: var(--color-primary);
    font-size: 1rem;
}

.roi-item span {
    font-size: 0.8rem;
    color: var(--color-gray-500);
}

.tech-stack {
    background: var(--color-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    color: var(--color-white);
}

.tech-stack h4 {
    color: var(--color-white);
    margin-bottom: var(--space-lg);
    text-align: center;
}

.stack-layers {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.stack-layer {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    border-left: 3px solid var(--color-blue);
    transition: all var(--transition-base);
}

.stack-layer:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(5px);
}

.stack-layer.frontend { border-color: #3b82f6; }
.stack-layer.backend { border-color: #10b981; }
.stack-layer.llm { border-color: var(--color-accent); }
.stack-layer.security { border-color: #8b5cf6; }

.layer-icon {
    font-size: 1.5rem;
}

.layer-info strong {
    display: block;
    font-size: 0.9rem;
}

.layer-info small {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ==========================================
   MODULES CATALOG SECTION
   ========================================== */
.modules-section {
    background: var(--color-white);
}

.modules-filter {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--color-gray-100);
    border: 1px solid var(--color-gray-200);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

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

.filter-btn.active {
    background: var(--color-blue);
    color: var(--color-white);
    border-color: var(--color-blue);
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
}

.module-card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.module-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-blue);
}

.module-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-md);
}

.module-icon {
    font-size: 2rem;
}

.module-num {
    font-size: 0.75rem;
    color: var(--color-gray-400);
    font-weight: 600;
}

.module-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
}

.module-card > p {
    font-size: 0.9rem;
    margin-bottom: var(--space-md);
}

.module-meta {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    margin-bottom: var(--space-md);
    font-size: 0.8rem;
}

.meta-item strong {
    color: var(--color-gray-500);
}

.meta-item.economy {
    color: var(--color-success);
}

.module-features {
    margin-bottom: var(--space-md);
}

.module-features li {
    position: relative;
    padding-left: var(--space-md);
    font-size: 0.85rem;
    color: var(--color-gray-600);
    margin-bottom: var(--space-xs);
}

.module-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-size: 0.75rem;
}

.module-expand {
    width: 100%;
    background: var(--color-gray-100);
    border: none;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-blue);
    cursor: pointer;
    transition: all var(--transition-base);
}

.module-expand:hover {
    background: var(--color-blue);
    color: var(--color-white);
}

/* Modules Summary */
.modules-summary {
    background: var(--color-gray-50);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
}

.modules-summary h3 {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.summary-table-wrapper {
    overflow-x: auto;
}

.summary-table {
    width: 100%;
    border-collapse: collapse;
}

.summary-table th,
.summary-table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--color-gray-200);
}

.summary-table th {
    background: var(--color-primary);
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.9rem;
}

.summary-table th:first-child {
    border-radius: var(--radius-lg) 0 0 0;
}

.summary-table th:last-child {
    border-radius: 0 var(--radius-lg) 0 0;
}

.summary-table td {
    font-size: 0.9rem;
}

.summary-table tr:hover {
    background: var(--color-white);
}

.summary-note {
    text-align: center;
    margin-top: var(--space-lg);
    font-weight: 600;
    color: var(--color-blue);
}

/* ==========================================
   CHATBOT SECTION
   ========================================== */
.chatbot-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    padding-bottom: var(--space-4xl);
}

.chatbot-header h2 {
    color: var(--color-white);
}

.section-subtitle.light {
    color: rgba(255, 255, 255, 0.7);
}

/* Distinction Cards */
.chatbot-distinction {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.distinction-card {
    flex: 1;
    min-width: 280px;
    max-width: 400px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
}

.distinction-card.highlighted {
    background: rgba(245, 158, 11, 0.15);
    border-color: var(--color-accent);
    transform: scale(1.02);
}

.distinction-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
}

.distinction-icon.internal {
    background: rgba(59, 130, 246, 0.2);
}

.distinction-icon.external {
    background: rgba(245, 158, 11, 0.2);
}

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

.distinction-card h4 {
    color: var(--color-white);
    margin-bottom: var(--space-sm);
    font-size: 1.1rem;
}

.distinction-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: var(--space-md);
}

.distinction-tag {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.8);
}

.distinction-tag.accent {
    background: var(--color-accent);
    color: var(--color-primary);
    font-weight: 600;
}

.distinction-arrow {
    color: var(--color-accent);
}

.distinction-arrow svg {
    width: 32px;
    height: 32px;
}

.distinction-note {
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    background: rgba(245, 158, 11, 0.1);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-3xl);
    font-size: 0.95rem;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

/* Use Cases */
.chatbot-usecases {
    margin-bottom: var(--space-3xl);
}

.chatbot-usecases h3 {
    color: var(--color-white);
    text-align: center;
    margin-bottom: var(--space-xl);
}

.usecases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.usecase-item {
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
}

.usecase-item:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-5px);
}

.usecase-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: var(--space-md);
}

.usecase-item h4 {
    color: var(--color-white);
    margin-bottom: var(--space-sm);
    font-size: 1rem;
}

.usecase-item p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
}

/* Comparison */
.chatbot-comparison {
    display: flex;
    align-items: stretch;
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
    flex-wrap: wrap;
}

.comparison-side {
    flex: 1;
    min-width: 300px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.comparison-side.before {
    border-color: rgba(239, 68, 68, 0.3);
}

.comparison-side.after {
    border-color: rgba(16, 185, 129, 0.3);
    background: rgba(16, 185, 129, 0.08);
}

.comparison-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.comparison-icon {
    font-size: 1.5rem;
}

.comparison-header h4 {
    color: var(--color-white);
    font-size: 1.1rem;
}

.comparison-flow {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.flow-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
}

.flow-item.positive {
    background: rgba(16, 185, 129, 0.1);
}

.flow-item.negative {
    background: rgba(239, 68, 68, 0.1);
}

.flow-num {
    width: 28px;
    height: 28px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 600;
    flex-shrink: 0;
}

.flow-item p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    flex: 1;
}

.flow-time {
    font-size: 0.8rem;
    padding: var(--space-xs) var(--space-sm);
    background: rgba(239, 68, 68, 0.2);
    border-radius: var(--radius-sm);
    color: #fca5a5;
}

.flow-time.success {
    background: rgba(16, 185, 129, 0.2);
    color: #6ee7b7;
}

.flow-connector {
    width: 2px;
    height: 16px;
    margin-left: 22px;
    background: rgba(255, 255, 255, 0.2);
}

.flow-connector.positive {
    background: var(--color-success);
}

.flow-connector.negative {
    background: var(--color-danger);
}

.comparison-result {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    margin-top: var(--space-md);
}

.comparison-result.positive {
    background: rgba(16, 185, 129, 0.2);
}

.comparison-result.negative {
    background: rgba(239, 68, 68, 0.15);
}

.comparison-result span:first-child {
    font-size: 1.5rem;
}

.comparison-result p {
    color: var(--color-white);
    font-size: 0.9rem;
    font-weight: 500;
}

.comparison-arrow {
    display: flex;
    align-items: center;
    color: var(--color-accent);
}

.comparison-arrow svg {
    width: 40px;
    height: 40px;
}

/* Capabilities */
.chatbot-capabilities {
    margin-bottom: var(--space-3xl);
}

.chatbot-capabilities h3 {
    color: var(--color-white);
    text-align: center;
    margin-bottom: var(--space-xl);
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.capability-card {
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
}

.capability-card:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.2);
}

.cap-icon {
    font-size: 1.5rem;
    display: block;
    margin-bottom: var(--space-sm);
}

.capability-card h4 {
    color: var(--color-white);
    font-size: 0.95rem;
    margin-bottom: var(--space-xs);
}

.capability-card p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
}

/* Results */
.chatbot-results {
    margin-bottom: var(--space-3xl);
}

.chatbot-results h3 {
    color: var(--color-white);
    text-align: center;
    margin-bottom: var(--space-xl);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.result-card {
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-base);
}

.result-card:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-5px);
}

.result-icon {
    font-size: 2rem;
    display: block;
    margin-bottom: var(--space-sm);
}

.result-value {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.result-label {
    display: block;
    font-size: 0.85rem;
    color: var(--color-white);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.result-card p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
}

/* Chatbot Case */
.chatbot-case {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.case-badge {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-primary);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.chatbot-case h3 {
    color: var(--color-white);
    font-size: 1.5rem;
    margin-bottom: var(--space-xl);
    text-align: center;
}

.case-stats {
    display: flex;
    align-items: stretch;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.case-stat {
    flex: 1;
    min-width: 250px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
}

.case-stat.before-stat {
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.case-stat.after-stat {
    border: 1px solid rgba(16, 185, 129, 0.3);
    background: rgba(16, 185, 129, 0.08);
}

.stat-title {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.case-stat ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.case-stat li {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    padding-left: var(--space-lg);
    position: relative;
}

.case-stat.before-stat li::before {
    content: '✗';
    position: absolute;
    left: 0;
    color: var(--color-danger);
}

.case-stat.after-stat li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
}

.case-arrow {
    display: flex;
    align-items: center;
    font-size: 2rem;
    color: var(--color-accent);
}

/* Security Transition */
.security-transition {
    background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-gray-50) 100%);
    padding: var(--space-4xl) 0;
}

.transition-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.transition-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--color-blue) 0%, var(--color-blue-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-xl);
    box-shadow: 0 10px 40px rgba(37, 99, 235, 0.4);
}

.transition-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--color-white);
}

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

.transition-subtitle {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.2rem;
    margin-bottom: var(--space-2xl);
}

.transition-subtitle strong {
    color: var(--color-accent);
}

.transition-risks {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.risk-item {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    text-align: left;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.risk-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.risk-item h4 {
    color: var(--color-white);
    font-size: 1rem;
    margin-bottom: var(--space-xs);
}

.risk-item p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
}

.transition-cta {
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.transition-cta p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-md);
}

.scroll-down {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--color-accent);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
}

.scroll-down:hover {
    transform: translateY(3px);
}

.scroll-down svg {
    width: 20px;
    height: 20px;
    animation: bounceDown 1.5s infinite;
}

@keyframes bounceDown {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(5px); }
}

/* ==========================================
   SECURITY SECTION
   ========================================== */
.security-section {
    background: var(--color-white);
    padding-top: var(--space-3xl);
}

/* Security Stages */
.security-stage {
    margin-bottom: var(--space-3xl);
}

.stage-header {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.stage-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stage-num {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-blue) 0%, var(--color-blue-dark) 100%);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.stage-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(180deg, var(--color-blue) 0%, var(--color-gray-200) 100%);
    margin-top: var(--space-sm);
}

.stage-title h3 {
    font-size: 1.5rem;
    margin-bottom: var(--space-xs);
}

.stage-title p {
    font-size: 1rem;
    color: var(--color-gray-500);
}

.stage-content {
    margin-left: 72px;
    padding-left: var(--space-xl);
    border-left: 2px solid var(--color-gray-200);
}

/* Test Types */
.test-type {
    display: flex;
    gap: var(--space-lg);
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    margin-bottom: var(--space-lg);
    border: 1px solid var(--color-gray-200);
}

.test-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.test-info h4 {
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
}

.test-info ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.test-info li {
    font-size: 0.9rem;
    color: var(--color-gray-600);
    padding-left: var(--space-md);
    position: relative;
}

.test-info li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-blue);
}

/* Test Result */
.test-result {
    display: flex;
    gap: var(--space-lg);
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(37, 99, 235, 0.1) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    margin-bottom: var(--space-lg);
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.result-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.result-info h4 {
    font-size: 1.1rem;
    margin-bottom: var(--space-sm);
    color: var(--color-blue);
}

.result-items {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.result-items span {
    background: var(--color-white);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    color: var(--color-gray-700);
    border: 1px solid var(--color-gray-200);
}

/* Proxy Flow */
.proxy-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
    padding: var(--space-xl);
    background: var(--color-gray-50);
    border-radius: var(--radius-2xl);
}

.proxy-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    text-align: center;
}

.proxy-step.highlighted {
    transform: scale(1.1);
}

.proxy-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.proxy-icon.user {
    background: var(--color-gray-200);
}

.proxy-icon.llm {
    background: rgba(245, 158, 11, 0.2);
}

.proxy-icon.proxy {
    background: linear-gradient(135deg, var(--color-blue) 0%, var(--color-blue-dark) 100%);
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
}

.proxy-icon.check {
    background: rgba(16, 185, 129, 0.2);
}

.proxy-step span {
    font-size: 0.8rem;
    color: var(--color-gray-600);
    max-width: 100px;
}

.proxy-arrow {
    font-size: 1.25rem;
    color: var(--color-blue);
}

.proxy-description {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.proxy-description p {
    font-size: 1rem;
    color: var(--color-gray-700);
}

.proxy-description strong {
    color: var(--color-blue);
}

/* Security Checks Detailed */
.security-checks-detailed {
    margin-bottom: var(--space-xl);
}

.security-checks-detailed h4 {
    text-align: center;
    margin-bottom: var(--space-lg);
    font-size: 1.1rem;
}

.checks-grid-detailed {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.check-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: var(--color-gray-50);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.check-card:hover {
    border-color: var(--color-blue);
    transform: translateX(5px);
}

.check-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.check-text {
    font-size: 0.9rem;
    color: var(--color-gray-700);
}

/* Proxy Tech */
.proxy-tech {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--color-gray-200);
}

.tech-item {
    display: flex;
    gap: var(--space-sm);
    font-size: 0.9rem;
}

.tech-item strong {
    color: var(--color-primary);
    flex-shrink: 0;
}

.tech-item span {
    color: var(--color-gray-600);
}

/* Security Guarantees */
.security-guarantees {
    margin-bottom: var(--space-3xl);
}

.security-guarantees h3 {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.guarantees-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.guarantee-card {
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.guarantee-card:hover {
    border-color: var(--color-blue);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.guarantee-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: var(--space-md);
}

.guarantee-card h4 {
    font-size: 1rem;
    margin-bottom: var(--space-sm);
}

.guarantee-card p {
    font-size: 0.85rem;
    color: var(--color-gray-600);
}

/* Security Metrics Detailed */
.security-metrics-detailed {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
}

.security-metrics-detailed h4 {
    text-align: center;
    color: var(--color-white);
    margin-bottom: var(--space-xl);
}

.metrics-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.sec-metric-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.sec-value-lg {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: var(--space-sm);
}

.sec-metric-card .sec-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

/* Legacy styles for compatibility */
.sec-metric {
    text-align: center;
}

.sec-value {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-blue);
    line-height: 1;
}

.sec-label {
    font-size: 0.9rem;
    color: var(--color-gray-500);
}

/* ==========================================
   WHY US SECTION
   ========================================== */
.why-us-section {
    background: var(--color-gray-50);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.why-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.why-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-blue);
}

.why-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.why-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
}

.why-card p {
    font-size: 0.9rem;
}

/* ==========================================
   PROCESS SECTION
   ========================================== */
.process-section {
    background: var(--color-white);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--color-blue) 0%, var(--color-accent) 100%);
}

.timeline-item {
    display: flex;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
    position: relative;
}

.timeline-marker {
    width: 60px;
    height: 60px;
    background: var(--color-blue);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    flex-shrink: 0;
    z-index: 1;
    box-shadow: 0 0 0 8px var(--color-white);
}

.timeline-content {
    flex: 1;
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--color-gray-200);
}

.timeline-duration {
    display: inline-block;
    background: var(--color-blue);
    color: var(--color-white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.timeline-content h3 {
    margin-bottom: var(--space-md);
}

.timeline-content ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.timeline-content li {
    padding-left: var(--space-md);
    position: relative;
    font-size: 0.9rem;
    color: var(--color-gray-600);
}

.timeline-content li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-blue);
}

/* ==========================================
   PRICING SECTION
   ========================================== */
.pricing-section {
    background: var(--color-gray-50);
}

.pricing-table {
    max-width: 800px;
    margin: 0 auto var(--space-2xl);
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.pricing-table table {
    width: 100%;
    border-collapse: collapse;
}

.pricing-table th,
.pricing-table td {
    padding: var(--space-lg);
    text-align: left;
}

.pricing-table th {
    background: var(--color-primary);
    color: var(--color-white);
    font-weight: 600;
}

.pricing-table td {
    border-bottom: 1px solid var(--color-gray-200);
}

.pricing-table tr.featured td {
    background: rgba(37, 99, 235, 0.05);
}

.pricing-note {
    text-align: center;
    padding: var(--space-lg);
    background: var(--color-gray-50);
    font-weight: 600;
    color: var(--color-blue);
}

.pricing-models {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.model-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    text-align: center;
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.model-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-blue);
}

.model-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.model-icon svg {
    width: 56px;
    height: 56px;
    stroke: var(--color-blue);
    fill: none;
}

.model-card h3 {
    margin-bottom: var(--space-md);
}

.model-card ul li {
    font-size: 0.9rem;
    color: var(--color-gray-600);
    margin-bottom: var(--space-xs);
}

.included-box {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--color-gray-200);
}

.included-box h4 {
    text-align: center;
    margin-bottom: var(--space-lg);
}

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

.included-items span {
    background: var(--color-gray-50);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--color-gray-700);
}

/* ==========================================
   CASES SECTION
   ========================================== */
.cases-section {
    background: var(--color-white);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.case-card {
    background: var(--color-gray-50);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

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

.case-header {
    margin-bottom: var(--space-lg);
}

.case-industry {
    display: inline-block;
    background: var(--color-blue);
    color: var(--color-white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.case-card h3 {
    font-size: 1.25rem;
}

.case-task,
.case-solution {
    margin-bottom: var(--space-md);
    font-size: 0.9rem;
}

.case-task strong,
.case-solution strong {
    color: var(--color-gray-500);
}

.case-results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
}

.result-item {
    text-align: center;
}

.result-value {
    display: block;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-blue);
}

.result-label {
    font-size: 0.7rem;
    color: var(--color-gray-500);
}

/* ==========================================
   REQUIREMENTS SECTION
   ========================================== */
.requirements-section {
    background: var(--color-gray-50);
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.req-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    border: 1px solid var(--color-gray-200);
}

.req-card.featured {
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
}

.req-card.featured h3 {
    color: var(--color-white);
}

.req-card.featured li {
    color: rgba(255, 255, 255, 0.8);
}

.req-card.featured strong {
    color: var(--color-accent);
}

.req-card h3 {
    margin-bottom: var(--space-lg);
    font-size: 1.125rem;
}

.req-card li {
    font-size: 0.9rem;
    margin-bottom: var(--space-sm);
    color: var(--color-gray-600);
}

.req-card strong {
    color: var(--color-primary);
}

.req-note {
    text-align: center;
    font-size: 0.9rem;
    color: var(--color-gray-500);
}

/* ==========================================
   FAQ SECTION
   ========================================== */
.faq-section {
    background: var(--color-white);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    background: var(--color-gray-50);
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.faq-question:hover {
    background: var(--color-gray-100);
}

.faq-question svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-gray-400);
    transition: transform var(--transition-base);
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 var(--space-lg);
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item.active .faq-answer {
    padding: var(--space-lg);
    max-height: 200px;
}

.faq-answer p {
    font-size: 0.9rem;
}

/* ==========================================
   CONTACT SECTION
   ========================================== */
.contact-section {
    background: linear-gradient(135deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

.contact-wrapper {
    display: flex;
    justify-content: center;
    align-items: start;
}

.contact-info {
    max-width: 700px;
    text-align: center;
}

.contact-info h2 {
    margin-bottom: var(--space-xl);
}

.contact-steps {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.contact-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    text-align: center;
    max-width: 200px;
    padding: var(--space-lg);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.contact-step:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.step-icon {
    font-size: 2.5rem;
    line-height: 1;
}

.contact-step h4 {
    margin-bottom: var(--space-xs);
    font-size: 0.95rem;
}

.contact-step p {
    font-size: 0.85rem;
    color: var(--color-gray-500);
    margin: 0;
}

.contact-details {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
    margin-top: var(--space-2xl);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--color-white);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.contact-icon {
    font-size: 1.5rem;
}

.contact-item strong {
    display: block;
    font-size: 0.8rem;
    color: var(--color-gray-500);
}

.contact-item a {
    color: var(--color-blue);
}

/* Telegram CTA Button */
.telegram-cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-3xl);
    background: linear-gradient(135deg, #0088cc 0%, #0077b5 50%, #006699 100%);
    color: var(--color-white);
    font-size: 1.25rem;
    font-weight: 700;
    border-radius: var(--radius-2xl);
    text-decoration: none;
    margin-top: var(--space-2xl);
    position: relative;
    overflow: hidden;
    box-shadow: 
        0 8px 30px rgba(0, 136, 204, 0.4),
        0 4px 15px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all var(--transition-base);
    animation: telegramPulse 2s ease-in-out infinite;
}

.telegram-cta-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.telegram-cta-btn:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 
        0 12px 40px rgba(0, 136, 204, 0.5),
        0 8px 25px rgba(0, 0, 0, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.telegram-cta-btn:hover::before {
    left: 100%;
}

.telegram-cta-btn:active {
    transform: translateY(-2px) scale(1.01);
}

.telegram-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transition: all var(--transition-base);
}

.telegram-icon svg {
    width: 22px;
    height: 22px;
}

.telegram-cta-btn:hover .telegram-icon {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.telegram-text {
    letter-spacing: 0.5px;
}

.telegram-arrow {
    display: flex;
    align-items: center;
    transition: transform var(--transition-base);
}

.telegram-arrow svg {
    width: 24px;
    height: 24px;
}

.telegram-cta-btn:hover .telegram-arrow {
    transform: translateX(5px);
}

@keyframes telegramPulse {
    0%, 100% {
        box-shadow: 
            0 8px 30px rgba(0, 136, 204, 0.4),
            0 4px 15px rgba(0, 0, 0, 0.2),
            inset 0 1px 0 rgba(255, 255, 255, 0.2);
    }
    50% {
        box-shadow: 
            0 8px 35px rgba(0, 136, 204, 0.5),
            0 4px 20px rgba(0, 0, 0, 0.25),
            inset 0 1px 0 rgba(255, 255, 255, 0.25);
    }
}

@media (max-width: 768px) {
    .telegram-cta-btn {
        padding: var(--space-md) var(--space-xl);
        font-size: 1.1rem;
        gap: var(--space-sm);
    }
    
    .telegram-icon {
        width: 32px;
        height: 32px;
    }
    
    .telegram-icon svg {
        width: 18px;
        height: 18px;
    }
}

.contact-form-wrapper {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--color-gray-200);
}

.contact-form h3 {
    text-align: center;
    margin-bottom: var(--space-xl);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-md);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-note {
    text-align: center;
    font-size: 0.75rem;
    color: var(--color-gray-400);
    margin-top: var(--space-md);
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    height: 60px;
    width: auto;
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-md);
}

.footer-brand h3 {
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.footer-col h4 {
    color: var(--color-white);
    margin-bottom: var(--space-lg);
    font-size: 1rem;
}

.footer-col a {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin-bottom: var(--space-sm);
    transition: color var(--transition-base);
}

.footer-col a:hover {
    color: var(--color-white);
}

.footer-bottom {
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: var(--space-xs);
}

/* ==========================================
   ANIMATIONS (AOS-like)
   ========================================== */
[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-subtitle {
        margin: 0 auto var(--space-xl);
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .problems-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .modules-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .module-showcase {
        grid-template-columns: 1fr;
    }
    
    .chatbot-content {
        grid-template-columns: 1fr;
    }
    
    /* New Chatbot Section Tablet */
    .usecases-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .capabilities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .guarantees-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .transition-risks {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .checks-grid-detailed {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-models {
        grid-template-columns: 1fr;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .requirements-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-wrapper {
        flex-direction: column;
    }
    
    .contact-info {
        text-align: center;
    }
    
    .architecture-visual {
        height: 400px;
    }
    
    .orbit-2 {
        display: none;
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--color-primary);
        flex-direction: column;
        justify-content: center;
        padding: var(--space-xl);
        transition: right var(--transition-base);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu a {
        font-size: 1.25rem;
        padding: var(--space-md) 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .problems-grid {
        grid-template-columns: 1fr;
    }
    
    .modules-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-row {
        grid-template-columns: 1fr;
    }
    
    .checks-grid {
        grid-template-columns: 1fr;
    }
    
    .security-metrics {
        flex-direction: column;
        gap: var(--space-xl);
    }
    
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-marker {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }
    
    .before-after {
        flex-direction: column;
    }
    
    .ba-arrow {
        transform: rotate(90deg);
    }
    
    .chatbot-metrics {
        grid-template-columns: 1fr;
    }
    
    /* New Chatbot Section Responsive */
    .chatbot-distinction {
        flex-direction: column;
    }
    
    .distinction-card {
        max-width: 100%;
    }
    
    .distinction-arrow {
        transform: rotate(90deg);
    }
    
    .usecases-grid {
        grid-template-columns: 1fr;
    }
    
    .chatbot-comparison {
        flex-direction: column;
    }
    
    .comparison-arrow {
        transform: rotate(90deg);
        margin: var(--space-md) 0;
    }
    
    .capabilities-grid {
        grid-template-columns: 1fr;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .case-stats {
        flex-direction: column;
    }
    
    .case-arrow {
        transform: rotate(90deg);
        justify-content: center;
    }
    
    /* Security Transition Responsive */
    .transition-risks {
        grid-template-columns: 1fr;
    }
    
    .risk-item {
        flex-direction: column;
        text-align: center;
    }
    
    /* New Security Section Responsive */
    .stage-content {
        margin-left: 0;
        padding-left: var(--space-md);
        border-left: none;
    }
    
    .stage-header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .stage-line {
        display: none;
    }
    
    .test-type {
        flex-direction: column;
        text-align: center;
    }
    
    .test-result {
        flex-direction: column;
        text-align: center;
    }
    
    .proxy-flow {
        flex-direction: column;
    }
    
    .proxy-arrow {
        transform: rotate(90deg);
    }
    
    .checks-grid-detailed {
        grid-template-columns: 1fr;
    }
    
    .guarantees-grid {
        grid-template-columns: 1fr;
    }
    
    .metrics-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .architecture-visual {
        height: 300px;
    }
    
    .arch-core {
        width: 150px;
        height: 150px;
    }
    
    .orbit-1 {
        width: 280px;
        height: 280px;
    }
    
    .module-item {
        width: 50px;
        height: 50px;
    }
    
    .module-item span {
        font-size: 1rem;
    }
    
    .module-item small {
        display: none;
    }
}

/* ==========================================
   MODAL STYLES
   ========================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 22, 40, 0.9);
    backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    padding: var(--space-2xl);
    position: relative;
    transform: translateY(30px) scale(0.95);
    transition: transform var(--transition-base);
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-lg);
    width: 40px;
    height: 40px;
    background: var(--color-gray-100);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.modal-close:hover {
    background: var(--color-gray-200);
    transform: rotate(90deg);
}

.modal-close svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-gray-600);
}

.modal-header {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
    padding-right: var(--space-3xl);
}

.modal-icon {
    font-size: 3rem;
    line-height: 1;
}

.modal-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: var(--color-white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.modal h2 {
    font-size: 1.5rem;
    line-height: 1.3;
}

.modal-tagline {
    font-size: 1.1rem;
    color: var(--color-gray-500);
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-gray-200);
}

.modal-section {
    margin-bottom: var(--space-lg);
}

.modal-section h4 {
    font-size: 1rem;
    margin-bottom: var(--space-sm);
    color: var(--color-primary);
}

.modal-section p {
    font-size: 0.95rem;
    line-height: 1.6;
}

.modal-section ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.modal-section li {
    position: relative;
    padding-left: var(--space-lg);
    font-size: 0.95rem;
    color: var(--color-gray-700);
}

.modal-section li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

.modal-case {
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    border-left: 4px solid var(--color-blue);
}

.modal-case p {
    margin-bottom: var(--space-sm);
}

.modal-case p:last-child {
    margin-bottom: 0;
}

.modal-case strong {
    color: var(--color-primary);
}

.modal-case .case-before {
    color: var(--color-gray-500);
}

.modal-case .case-after {
    color: var(--color-success);
    font-weight: 500;
}

.modal-economy {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.economy-icon {
    font-size: 2rem;
}

.modal-economy strong {
    color: var(--color-primary);
}

.modal-economy span {
    color: var(--color-success);
    font-weight: 600;
    font-size: 1.1rem;
}

.modal-cta {
    text-align: center;
}

/* Modal scrollbar */
.modal::-webkit-scrollbar {
    width: 6px;
}

.modal::-webkit-scrollbar-track {
    background: var(--color-gray-100);
    border-radius: 3px;
}

.modal::-webkit-scrollbar-thumb {
    background: var(--color-gray-300);
    border-radius: 3px;
}

.modal::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-400);
}

/* Modal responsive */
@media (max-width: 768px) {
    .modal {
        padding: var(--space-lg);
        margin: var(--space-md);
        max-height: 85vh;
    }
    
    .modal-header {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .modal-icon {
        font-size: 2.5rem;
    }
    
    .modal h2 {
        font-size: 1.25rem;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .scroll-indicator,
    .btn,
    .contact-form-wrapper,
    .modal-overlay {
        display: none;
    }
    
    .section {
        padding: var(--space-xl) 0;
    }
    
    body {
        font-size: 12pt;
    }
}


/* ==========================================
   SVG Icon Styles
   ========================================== */

/* Core icon wrapper */
.core-icon svg {
    width: 60px;
    height: 60px;
    stroke: var(--color-accent);
    filter: drop-shadow(0 0 20px rgba(245, 158, 11, 0.5));
}

/* Module orbit icons */
.module-item span svg {
    width: 28px;
    height: 28px;
    stroke: currentColor;
}

/* Benefit icons */
.benefit-icon svg {
    width: 48px;
    height: 48px;
    stroke: var(--color-blue);
    transition: all var(--transition-base);
}

.benefit-item:hover .benefit-icon svg {
    transform: scale(1.1);
    stroke: var(--color-accent);
}

/* Feature icons */
.feature-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--color-blue);
}

/* ROI icons */
.roi-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--color-blue);
}

/* Layer icons in tech stack */
.layer-icon svg {
    width: 40px;
    height: 40px;
    stroke: currentColor;
}

/* Module card icons */
.module-icon svg {
    width: 48px;
    height: 48px;
    stroke: var(--color-blue);
    transition: all var(--transition-base);
}

.module-card:hover .module-icon svg {
    stroke: var(--color-accent);
    transform: scale(1.1) rotate(5deg);
}

/* Usecase icons */
.usecase-icon svg {
    width: 48px;
    height: 48px;
    stroke: var(--color-blue);
    transition: all var(--transition-base);
}

.usecase-item:hover .usecase-icon svg {
    stroke: var(--color-accent);
    transform: scale(1.05);
}

/* Comparison icons */
.comparison-icon svg {
    width: 48px;
    height: 48px;
}

.comparison-side.before .comparison-icon svg {
    stroke: var(--color-danger);
}

.comparison-side.after .comparison-icon svg {
    stroke: var(--color-success);
}

.comparison-result svg {
    width: 48px;
    height: 48px;
}

.comparison-result.negative svg {
    stroke: var(--color-danger);
}

.comparison-result.positive svg {
    stroke: var(--color-success);
}

/* Capability card icons */
.cap-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--color-blue);
    transition: all var(--transition-base);
}

.capability-card:hover .cap-icon svg {
    stroke: var(--color-accent);
    transform: translateY(-2px);
}

/* Result card icons */
.result-icon svg {
    width: 48px;
    height: 48px;
    stroke: var(--color-blue);
}

/* Risk icons */
.risk-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--color-warning);
}

/* Test icons */
.test-icon svg {
    width: 48px;
    height: 48px;
    stroke: var(--color-blue);
}

.test-icon svg[fill="currentColor"] {
    fill: var(--color-danger);
    stroke: var(--color-danger);
}

/* Proxy flow icons */
.proxy-icon svg {
    width: 40px;
    height: 40px;
    stroke: currentColor;
}

.proxy-step.highlighted .proxy-icon svg {
    stroke: var(--color-blue);
    filter: drop-shadow(0 0 10px rgba(37, 99, 235, 0.5));
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Security check icons */
.check-icon svg,
.check-card .check-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-success);
    margin-right: 8px;
}

/* Guarantee icons */
.guarantee-icon svg {
    width: 48px;
    height: 48px;
    stroke: var(--color-blue);
    transition: all var(--transition-base);
}

.guarantee-card:hover .guarantee-icon svg {
    stroke: var(--color-accent);
    transform: scale(1.1);
}

/* Why us card icons */
.why-icon svg {
    width: 48px;
    height: 48px;
    stroke: var(--color-blue);
    transition: all var(--transition-base);
}

.why-card:hover .why-icon svg {
    stroke: var(--color-accent);
    transform: translateY(-3px);
}

/* Model icons */
.model-icon svg {
    width: 48px;
    height: 48px;
    stroke: var(--color-blue);
    transition: all var(--transition-base);
}

.model-card:hover .model-icon svg {
    stroke: var(--color-accent);
    transform: rotate(10deg);
}

/* Contact step icons */
.step-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--color-blue);
}

/* Modal icons */
.modal-icon svg {
    width: 56px;
    height: 56px;
    stroke: var(--color-blue);
}

/* Economy icon in modal */
.economy-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--color-success);
}

/* Inline SVG icons in text */
p svg, 
.summary-note svg, 
.distinction-note svg, 
.req-note svg {
    stroke: var(--color-accent);
    vertical-align: middle;
}

/* Modal section heading icons */
.modal-section h4 svg {
    stroke: var(--color-blue);
}

/* Stage title icons */
.stage-title h3 svg {
    stroke: var(--color-blue);
}

/* Included items checkmark icons */
.included-items span svg {
    stroke: var(--color-success);
}