/* ============================================
BizMind - Official Website Styles
   Sci-fi / AI / Futuristic Design System
   ============================================ */

/* === CSS Variables === */
:root {
    --color-bg: #0a0a0f;
    --color-bg-secondary: #111118;
    --color-bg-card: #16161f;
    --color-bg-card-hover: #1c1c28;
    --color-surface: #1e1e2a;
    --color-border: #2a2a3a;
    --color-border-light: #3a3a4a;
    --color-text: #e8e8f0;
    --color-text-secondary: #a0a0b8;
    --color-text-muted: #6a6a80;
    --color-primary: #6366f1;
    --color-primary-light: #818cf8;
    --color-primary-dark: #4f46e5;
    --color-accent: #06b6d4;
    --color-accent-light: #22d3ee;
    --color-purple: #a855f7;
    --color-pink: #ec4899;
    --color-green: #10b981;
    --color-gradient: linear-gradient(135deg, #6366f1 0%, #06b6d4 50%, #a855f7 100%);
    --color-gradient-text: linear-gradient(135deg, #818cf8 0%, #22d3ee 50%, #c084fc 100%);
    --color-glow: rgba(99, 102, 241, 0.3);
    --font-primary: 'Inter', 'Noto Sans HK', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-primary);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* === Navigation === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.navbar.scrolled {
    border-bottom-color: var(--color-border);
    background: rgba(10, 10, 15, 0.95);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.8rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--color-text);
}

.logo-icon {
    font-size: 1.8rem;
    font-weight: 800;
    line-height: 1;
}

.logo-text {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover {
    color: var(--color-text);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gradient);
    transition: width 0.3s;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    gap: 0.75rem;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--color-primary-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.btn-ghost:hover {
    color: var(--color-text);
    border-color: var(--color-border-light);
    background: var(--color-bg-card);
}

.btn-outline {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border-light);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.05);
}

.btn-large {
    padding: 0.9rem 2rem;
    font-size: 1rem;
    border-radius: 10px;
}

.btn-glow {
    background: var(--color-primary);
    color: white;
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}

.btn-glow:hover {
    background: var(--color-primary-light);
    box-shadow: 0 0 40px rgba(99, 102, 241, 0.5);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn-icon {
    font-size: 1.1em;
}

.btn-arrow {
    transition: transform 0.3s;
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* === Hero Section === */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 6rem 2rem 4rem;
    overflow: hidden;
}

#particleCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-glow {
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
    z-index: 0;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-30px, 20px) scale(1.05); }
    66% { transform: translate(20px, -30px) scale(0.95); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    color: var(--color-primary-light);
    margin-bottom: 2rem;
    animation: fadeInDown 0.8s ease;
}

.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--color-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.title-line {
    display: block;
}

.gradient-text {
    background: var(--color-gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 4rem;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--color-gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-unit {
    font-size: 1rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
}

/* Hero Visual (Floating Cards) */
.hero-visual {
    display: none; /* Show on larger screens */
    position: relative;
}

#neuralCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.8;
}

/* === Floating Cards === */
.floating-card {
    position: absolute;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    font-size: 0.85rem;
    box-shadow: var(--shadow);
    animation: floatCard 6s ease-in-out infinite;
    z-index: 3;
    backdrop-filter: blur(10px);
    background: rgba(22, 22, 31, 0.85);
    min-width: 240px;
}

.card-1 { top: 15%; right: 5%; animation-delay: 0s; }
.card-2 { top: 45%; right: 2%; animation-delay: 2s; }
.card-3 { top: 75%; right: 8%; animation-delay: 4s; }

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

.card-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: var(--color-text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
}

.card-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.card-dot.green { background: var(--color-green); }
.card-dot.blue { background: var(--color-accent); }
.card-dot.purple { background: var(--color-purple); }

.card-code {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.8;
}

.code-line { display: block; }
.code-key { color: var(--color-accent); }

.card-chat {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.chat-bubble {
    padding: 0.4rem 0.6rem;
    border-radius: 8px;
    font-size: 0.65rem;
    max-width: 200px;
}

.chat-bubble.user {
    background: var(--color-primary);
    color: white;
    align-self: flex-end;
}

.chat-bubble.ai {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.card-metrics {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.metric {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.65rem;
    color: var(--color-text-secondary);
}

.metric span { width: 60px; }

.metric-bar {
    flex: 1;
    height: 4px;
    background: var(--color-border);
    border-radius: 2px;
    overflow: hidden;
}

.metric-fill {
    height: 100%;
    background: var(--color-gradient);
    border-radius: 2px;
    transition: width 1s ease;
}

/* === Section Styles === */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--color-primary-light);
    font-weight: 500;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.05rem;
}

/* === Tech Capabilities Banner (Infinite Scroll) === */
.tech-banner {
    padding: 2rem 0;
    overflow: hidden;
    position: relative;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-secondary);
}

.tech-banner::before,
.tech-banner::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 100px;
    z-index: 2;
    pointer-events: none;
}

.tech-banner::before {
    left: 0;
    background: linear-gradient(to right, var(--color-bg-secondary), transparent);
}

.tech-banner::after {
    right: 0;
    background: linear-gradient(to left, var(--color-bg-secondary), transparent);
}

.tech-banner-track {
    display: flex;
    width: max-content;
}

.tech-banner-content {
    display: flex;
    gap: 1.5rem;
    animation: scrollBanner 30s linear infinite;
}

.tech-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    white-space: nowrap;
    transition: var(--transition);
}

.tech-badge:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.1);
}

.tb-icon {
    font-size: 1rem;
}

@keyframes scrollBanner {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* === Features === */
.features {
    padding: 8rem 0;
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-gradient);
    opacity: 0;
    transition: opacity 0.3s;
}

.feature-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

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

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 12px;
    margin-bottom: 1.2rem;
    color: var(--color-primary-light);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    letter-spacing: -0.01em;
}

.feature-card p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 1.2rem;
}

.feature-tags {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.feature-tags span {
    padding: 0.2rem 0.6rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-size: 0.7rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

/* === Solutions === */
.solutions {
    padding: 8rem 0;
    background: var(--color-bg-secondary);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.solution-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    transition: var(--transition);
    position: relative;
}

.solution-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
}

.solution-card.featured {
    border-color: var(--color-primary);
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.1);
}

.solution-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: var(--color-primary);
    color: white;
    font-size: 0.7rem;
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    font-weight: 600;
}

.solution-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.solution-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.solution-card ul {
    list-style: none;
    margin-bottom: 1.5rem;
}

.solution-card li {
    padding: 0.4rem 0;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    border-bottom: 1px solid var(--color-border);
}

.solution-card li:last-child {
    border-bottom: none;
}

.solution-card li::before {
    content: '→ ';
    color: var(--color-primary-light);
}

.solution-stat {
    padding: 0.75rem;
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    text-align: center;
}

.solution-stat strong {
    color: var(--color-primary-light);
    font-weight: 700;
}

/* === Demo Section === */
.demo-section {
    padding: 8rem 0;
}

.demo-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 1.5rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    min-height: 520px;
}

.demo-sidebar {
    padding: 1.5rem;
    border-right: 1px solid var(--color-border);
    background: var(--color-bg-secondary);
}

.demo-sidebar h4 {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.demo-desc {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}

.demo-docs {
    list-style: none;
    margin-bottom: 1rem;
}

.demo-docs li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.5rem;
    border-radius: 6px;
    font-size: 0.78rem;
    color: var(--color-text-secondary);
    transition: var(--transition);
}

.demo-docs li:hover {
    background: var(--color-surface);
}

.doc-icon { font-size: 1rem; }

.demo-suggestions {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.suggestion-btn {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
    font-family: var(--font-primary);
}

.suggestion-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-light);
    background: rgba(99, 102, 241, 0.05);
}

/* Chat Area */
.demo-chat {
    display: flex;
    flex-direction: column;
}

.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
}

.chat-header-left {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.chat-avatar {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gradient);
    border-radius: 10px;
    font-weight: 800;
    font-size: 1.1rem;
    color: white;
}

.chat-name {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
}

.chat-status {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.72rem;
    color: var(--color-green);
}

.status-dot {
    width: 6px;
    height: 6px;
    background: var(--color-green);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.chat-lang {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.chat-messages {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.message {
    display: flex;
    gap: 0.75rem;
    animation: fadeInUp 0.4s ease;
}

.message.user {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 32px;
    height: 32px;
    min-width: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gradient);
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.85rem;
    color: white;
}

.message.user .message-avatar {
    background: var(--color-purple);
}

.message-content {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 0.75rem 1rem;
    max-width: 80%;
    font-size: 0.88rem;
    line-height: 1.6;
}

.message.user .message-content {
    background: rgba(99, 102, 241, 0.15);
    border-color: rgba(99, 102, 241, 0.3);
}

.message-content p + p {
    margin-top: 0.5rem;
}

.message-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 0.5rem;
    font-size: 0.7rem;
    color: var(--color-text-muted);
}

.meta-tag {
    padding: 0.15rem 0.4rem;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 3px;
    color: var(--color-primary-light);
}

/* Chat Input */
.chat-input-container {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--color-border);
}

.chat-input-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    padding: 0.5rem 0.75rem;
    transition: var(--transition);
}

.chat-input-wrapper:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

#chatInput {
    flex: 1;
    background: none;
    border: none;
    color: var(--color-text);
    font-size: 0.9rem;
    outline: none;
    font-family: var(--font-primary);
}

#chatInput::placeholder {
    color: var(--color-text-muted);
}

.chat-send-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    color: white;
}

.chat-send-btn:hover {
    background: var(--color-primary-light);
    transform: scale(1.05);
}

.chat-send-btn svg {
    width: 16px;
    height: 16px;
}

.chat-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 0.5rem;
    font-size: 0.7rem;
    color: var(--color-text-muted);
}

/* === Pricing === */
.pricing {
    padding: 8rem 0;
    background: var(--color-bg-secondary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.pricing-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    transition: var(--transition);
    position: relative;
}

.pricing-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--color-primary);
    box-shadow: 0 0 40px rgba(99, 102, 241, 0.1);
    transform: scale(1.02);
}

.pricing-card.featured:hover {
    transform: scale(1.02) translateY(-4px);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-gradient);
    color: white;
    font-size: 0.75rem;
    padding: 0.3rem 1rem;
    border-radius: 100px;
    font-weight: 600;
}

.pricing-header h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.pricing-header p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.pricing-price {
    margin-bottom: 2rem;
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.price-period {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.5rem 0;
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pricing-features li.disabled {
    color: var(--color-text-muted);
    opacity: 0.6;
}

.check { color: var(--color-green); font-weight: 700; }
.cross { color: var(--color-text-muted); }

.pricing-note {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.78rem;
    color: var(--color-primary-light);
    padding: 0.5rem;
    background: rgba(99, 102, 241, 0.05);
    border-radius: 6px;
}

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

.gov-funding {
    display: inline-block;
    padding: 1.5rem 2.5rem;
    background: rgba(99, 102, 241, 0.05);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: var(--radius-lg);
    max-width: 600px;
}

.gov-funding h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.gov-funding p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* === About === */
.about {
    padding: 8rem 0;
}

.about-content {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}

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

.about-lead {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 0.75rem;
    letter-spacing: 0.02em;
}

.about-lead em {
    font-style: normal;
    font-weight: 700;
    color: var(--color-text-primary);
}

.about-mission {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.9;
    color: var(--color-text-primary);
    margin-bottom: 0;
}

.about-mission .text-dim {
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--color-text-muted);
}

.about-divider {
    width: 60px;
    height: 2px;
    background: var(--color-gradient-text);
    margin: 2rem auto;
    border-radius: 2px;
    opacity: 0.7;
}

.about-story p {
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 2;
    margin-bottom: 0;
    letter-spacing: 0.01em;
}

.about-story .text-highlight {
    color: var(--color-text-primary);
    font-weight: 500;
}

.about-story .text-brand {
    font-weight: 700;
    background: var(--color-gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-highlights {
    display: flex;
    gap: 1.5rem;
    margin-top: 2.5rem;
    justify-content: center;
}

.highlight-card {
    text-align: center;
    padding: 1.25rem 2rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    transition: var(--transition);
}

.highlight-card:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-2px);
}

.highlight-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    background: var(--color-gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
}

.highlight-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
}

.about-tech h4 {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--color-text-secondary);
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-item {
    padding: 0.4rem 0.8rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    font-family: var(--font-mono);
    transition: var(--transition);
}

.tech-item:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-light);
}

/* === CTA Section === */
.cta-section {
    padding: 6rem 0;
    background: var(--color-bg-secondary);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-content p {
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.cta-trust {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* === Footer === */
.footer {
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

.footer-tagline {
    color: var(--color-text-secondary) !important;
    margin-top: 0.25rem !important;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-col h4 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.footer-col a {
    display: block;
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    padding: 0.3rem 0;
    transition: var(--transition);
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 0.3rem;
}

/* === Animations === */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === Responsive === */
@media (min-width: 1024px) {
    .hero-visual {
        display: block;
        position: relative;
        height: 500px;
    }
}

@media (min-width: 1200px) {
    .hero {
        display: grid;
        grid-template-columns: 1.2fr 1fr;
        align-items: center;
        text-align: left;
        max-width: 1500px;
        margin: 0 auto;
    }

    .hero-content {
        text-align: left;
    }

    .hero-actions {
        justify-content: flex-start;
    }

    .hero-stats {
        justify-content: flex-start;
    }

    .hero-subtitle {
        margin: 0 0 2.5rem;
    }
}

@media (min-width: 1600px) {
    .container {
        max-width: 1500px;
    }
    
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .solutions-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

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

    .mobile-menu-btn {
        display: flex;
    }

    .hero {
        padding: 7rem 1.5rem 3rem;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .solutions-grid {
        grid-template-columns: 1fr;
    }

    .demo-container {
        grid-template-columns: 1fr;
    }

    .demo-sidebar {
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured {
        transform: none;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* === Scrollbar === */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--color-border-light);
}

/* === Typing animation === */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 0.5rem;
}

.typing-indicator span {
    width: 6px;
    height: 6px;
    background: var(--color-text-muted);
    border-radius: 50%;
    animation: typingBounce 1.4s ease-in-out infinite;
}

.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-6px); }
}

/* === Trust Section === */
.trust-section {
    padding: 5rem 0;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.trust-header {
    text-align: center;
    margin-bottom: 3rem;
}

.trust-header h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-top: 0.5rem;
}

.trust-logos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.trust-logo-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem 1rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.trust-logo-item:hover {
    border-color: var(--color-primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.15);
}

.trust-logo-icon {
    font-size: 2rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.trust-logo-icon img {
    width: 36px;
    height: 36px;
    object-fit: contain;
    border-radius: 8px;
}

.trust-logo-item span {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    font-weight: 500;
}

.trust-stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
}

.trust-stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
}

.trust-stat-num {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    background: var(--color-gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.3rem;
}

.trust-stat-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* === Security Section === */
.security-section {
    padding: 8rem 0;
}

.security-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.security-card {
    padding: 2rem;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.security-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-gradient);
    opacity: 0;
    transition: opacity 0.3s;
}

.security-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(99, 102, 241, 0.1);
}

.security-card:hover::before {
    opacity: 1;
}

.security-icon {
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

.security-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.security-card p {
    font-size: 0.88rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* === Solution Card Hover Enhancement === */
.solution-card {
    transition: var(--transition);
}

.solution-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(99, 102, 241, 0.12);
}

.solution-card:hover .solution-icon {
    transform: scale(1.15);
    transition: transform 0.3s;
}

/* === CTA Enhancement === */
.cta-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 100px;
    font-size: 0.8rem;
    color: var(--color-green);
    font-weight: 500;
    margin-bottom: 1.5rem;
    animation: pulse 2s ease-in-out infinite;
}

.cta-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(168, 85, 247, 0.04) 0%, transparent 50%);
    pointer-events: none;
}

.cta-content .gradient-text {
    background: var(--color-gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* === Back to Top Button === */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
    box-shadow: var(--shadow);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.back-to-top svg {
    width: 20px;
    height: 20px;
    color: var(--color-text-secondary);
    transition: color 0.3s;
}

.back-to-top:hover svg {
    color: white;
}

/* === Mobile Menu === */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu a {
    color: var(--color-text);
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 600;
    transition: var(--transition);
}

.mobile-menu a:hover {
    color: var(--color-primary-light);
}

.mobile-menu-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--color-text);
}

/* === AI Typing Animation === */
.typewriter-cursor {
    display: inline-block;
    width: 2px;
    height: 1em;
    background: var(--color-primary-light);
    margin-left: 2px;
    animation: blink 0.8s infinite;
    vertical-align: text-bottom;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* === Page Load Animation === */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s, visibility 0.5s;
}

.page-loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.loader-logo {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: pulse 1.5s ease-in-out infinite;
}

.loader-bar {
    width: 120px;
    height: 3px;
    background: var(--color-border);
    border-radius: 3px;
    overflow: hidden;
    margin: 0 auto;
}

.loader-bar::after {
    content: '';
    display: block;
    width: 40%;
    height: 100%;
    background: var(--color-gradient);
    border-radius: 3px;
    animation: loading 1s ease-in-out infinite;
}

@keyframes loading {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(350%); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* === Responsive additions === */
@media (max-width: 768px) {
    .trust-logos {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .trust-stats-row {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .security-grid {
        grid-template-columns: 1fr;
    }

    .cta-content h2 {
        font-size: 1.8rem;
    }
}