/* ========================================
   CSS Variables & Base Styles
   ======================================== */
:root {
    /* Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --primary-glow: rgba(99, 102, 241, 0.4);

    --secondary: #0ea5e9;
    --secondary-dark: #0284c7;

    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;

    /* Neutrals */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --gray-950: #020617;

    /* Background */
    --bg-primary: #000000;
    --bg-secondary: #0a0a0f;
    --bg-tertiary: #111118;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);

    /* Text */
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;

    /* Border */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-hover: rgba(255, 255, 255, 0.15);

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1280px;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Animation */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-base);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

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

.nav-cta {
    display: flex;
    align-items: center;
    gap: 12px;
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-family: var(--font-family);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
    white-space: nowrap;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 0 20px var(--primary-glow);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 30px var(--primary-glow);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

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

.btn-outline:hover {
    background: var(--bg-card);
    border-color: var(--primary);
}

.btn-white {
    background: white;
    color: var(--gray-900);
}

.btn-white:hover {
    background: var(--gray-100);
    transform: translateY(-2px);
}

.btn-outline-white {
    background: transparent;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

/* ========================================
   Section Common Styles
   ======================================== */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    padding: 6px 14px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 2.75rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

.section-cta {
    text-align: center;
    margin-top: 48px;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.3), transparent);
}

.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 30%, transparent 70%);
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.hero-orb-1 {
    width: 600px;
    height: 600px;
    background: var(--primary);
    top: -200px;
    right: -200px;
    animation: float 20s ease-in-out infinite;
}

.hero-orb-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary);
    bottom: -100px;
    left: -100px;
    animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -30px); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.hero-content {
    max-width: 640px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--primary-light);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 3.75rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

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

.voice-wave-container {
    position: relative;
    width: 100%;
    max-width: 400px;
    aspect-ratio: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.voice-wave {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 120px;
}

.wave-bar {
    width: 8px;
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    border-radius: 4px;
    animation: wave 1.2s ease-in-out infinite;
}

.wave-bar:nth-child(1) { animation-delay: 0s; height: 40px; }
.wave-bar:nth-child(2) { animation-delay: 0.1s; height: 60px; }
.wave-bar:nth-child(3) { animation-delay: 0.2s; height: 80px; }
.wave-bar:nth-child(4) { animation-delay: 0.3s; height: 100px; }
.wave-bar:nth-child(5) { animation-delay: 0.4s; height: 120px; }
.wave-bar:nth-child(6) { animation-delay: 0.5s; height: 100px; }
.wave-bar:nth-child(7) { animation-delay: 0.6s; height: 80px; }
.wave-bar:nth-child(8) { animation-delay: 0.5s; height: 100px; }
.wave-bar:nth-child(9) { animation-delay: 0.4s; height: 120px; }
.wave-bar:nth-child(10) { animation-delay: 0.3s; height: 100px; }
.wave-bar:nth-child(11) { animation-delay: 0.2s; height: 80px; }
.wave-bar:nth-child(12) { animation-delay: 0.1s; height: 60px; }

@keyframes wave {
    0%, 100% { transform: scaleY(0.5); }
    50% { transform: scaleY(1); }
}

.voice-pulse {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    border: 2px solid var(--primary);
    animation: voice-pulse 2s ease-out infinite;
}

.voice-pulse::before,
.voice-pulse::after {
    content: '';
    position: absolute;
    inset: -20px;
    border-radius: 50%;
    border: 1px solid var(--primary);
    animation: voice-pulse 2s ease-out infinite;
}

.voice-pulse::before { animation-delay: 0.5s; }
.voice-pulse::after { animation-delay: 1s; }

@keyframes voice-pulse {
    0% { transform: scale(0.8); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

/* ========================================
   Problem Section
   ======================================== */
.problem {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
    position: relative;
}

.problem::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 48px;
}

.problem-card {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: var(--transition-base);
}

.problem-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color-hover);
    transform: translateY(-4px);
}

.problem-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(239, 68, 68, 0.1);
    border-radius: 12px;
    margin-bottom: 20px;
    color: var(--error);
}

.problem-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.problem-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.problem-footer {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.problem-conclusion {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   Use Cases Section
   ======================================== */
.use-cases {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.use-case-card {
    position: relative;
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: var(--transition-base);
    overflow: hidden;
}

.use-case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: var(--transition-base);
}

.use-case-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color-hover);
    transform: translateY(-4px);
}

.use-case-card:hover::before {
    opacity: 1;
}

.use-case-card-wide {
    grid-column: span 2;
}

.use-case-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(14, 165, 233, 0.1));
    border-radius: 14px;
    margin-bottom: 20px;
    color: var(--primary);
}

.use-case-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.use-case-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.use-case-tag {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
    border-radius: 100px;
}

/* ========================================
   Platform Section
   ======================================== */
.platform {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
    position: relative;
}

.platform::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.platform-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.platform-card {
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: var(--transition-base);
}

.platform-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary);
    transform: translateY(-4px);
}

.platform-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--primary);
}

.platform-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.platform-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

.platform-metric {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.metric-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.metric-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ========================================
   Capabilities Section
   ======================================== */
.capabilities {
    padding: var(--section-padding) 0;
    background: var(--bg-primary);
}

.capabilities-grid {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.capability-card {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 32px;
    align-items: center;
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: var(--transition-base);
}

.capability-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color-hover);
}

.capability-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
    opacity: 0.3;
    line-height: 1;
}

.capability-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.capability-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 500px;
}

.capability-visual {
    width: 120px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Waveform Animation */
.waveform {
    display: flex;
    align-items: center;
    gap: 3px;
    height: 40px;
}

.waveform span {
    width: 4px;
    background: var(--primary);
    border-radius: 2px;
    animation: waveform 1s ease-in-out infinite;
}

.waveform span:nth-child(1) { animation-delay: 0s; height: 15px; }
.waveform span:nth-child(2) { animation-delay: 0.1s; height: 25px; }
.waveform span:nth-child(3) { animation-delay: 0.2s; height: 35px; }
.waveform span:nth-child(4) { animation-delay: 0.3s; height: 25px; }
.waveform span:nth-child(5) { animation-delay: 0.4s; height: 40px; }
.waveform span:nth-child(6) { animation-delay: 0.5s; height: 30px; }
.waveform span:nth-child(7) { animation-delay: 0.6s; height: 20px; }
.waveform span:nth-child(8) { animation-delay: 0.7s; height: 35px; }
.waveform span:nth-child(9) { animation-delay: 0.8s; height: 25px; }
.waveform span:nth-child(10) { animation-delay: 0.9s; height: 15px; }

@keyframes waveform {
    0%, 100% { transform: scaleY(0.5); }
    50% { transform: scaleY(1); }
}

/* Speech Bubble */
.speech-bubble {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 16px 24px;
    background: var(--primary);
    border-radius: 20px 20px 20px 4px;
}

.typing-dot {
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    animation: typing 1.4s ease-in-out infinite;
}

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

@keyframes typing {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-8px); }
}

/* Orchestration Nodes */
.orchestration-nodes {
    position: relative;
    width: 100px;
    height: 60px;
}

.node {
    position: absolute;
    width: 16px;
    height: 16px;
    background: var(--primary);
    border-radius: 50%;
    animation: node-pulse 2s ease-in-out infinite;
}

.node-1 { top: 50%; left: 0; transform: translateY(-50%); }
.node-2 { top: 0; left: 50%; transform: translateX(-50%); animation-delay: 0.3s; }
.node-3 { top: 50%; right: 0; transform: translateY(-50%); animation-delay: 0.6s; }

.node-connections {
    position: absolute;
    inset: 0;
    opacity: 0.5;
}

@keyframes node-pulse {
    0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 var(--primary-glow); }
    50% { transform: scale(1.2); box-shadow: 0 0 20px 5px var(--primary-glow); }
}

/* Monitoring Graph */
.monitoring-graph {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 60px;
}

.graph-bar {
    width: 16px;
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    border-radius: 4px 4px 0 0;
    animation: graph-grow 2s ease-in-out infinite;
}

.graph-bar:nth-child(1) { animation-delay: 0s; }
.graph-bar:nth-child(2) { animation-delay: 0.2s; }
.graph-bar:nth-child(3) { animation-delay: 0.4s; }
.graph-bar:nth-child(4) { animation-delay: 0.6s; }
.graph-bar:nth-child(5) { animation-delay: 0.8s; }

@keyframes graph-grow {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(0.6); }
}

/* Globe */
.globe {
    position: relative;
    width: 60px;
    height: 60px;
}

.globe-ring {
    position: absolute;
    inset: 0;
    border: 2px solid var(--primary);
    border-radius: 50%;
    animation: globe-rotate 10s linear infinite;
}

.globe-ring::before {
    content: '';
    position: absolute;
    inset: 5px;
    border: 1px solid var(--primary);
    border-radius: 50%;
    opacity: 0.5;
}

.globe-dot {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    animation: globe-dot 3s ease-in-out infinite;
}

.globe-dot-1 { top: 10%; left: 20%; }
.globe-dot-2 { top: 60%; left: 70%; animation-delay: 1s; }
.globe-dot-3 { top: 40%; left: 40%; animation-delay: 2s; }

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

@keyframes globe-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

/* ========================================
   Proof Section
   ======================================== */
.proof {
    padding: var(--section-padding) 0;
    background: var(--bg-secondary);
    position: relative;
}

.proof::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.proof-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 32px;
    margin-bottom: 48px;
}

.testimonial-card {
    padding: 48px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
}

.testimonial-quote {
    color: var(--primary);
    opacity: 0.3;
    margin-bottom: 24px;
}

.testimonial-card blockquote {
    font-size: 1.3rem;
    line-height: 1.7;
    color: var(--text-primary);
    margin-bottom: 24px;
}

.testimonial-source {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.source-industry {
    color: var(--primary);
    font-weight: 600;
}

.proof-metrics {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.proof-metric {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.metric-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 10px;
    color: var(--success);
}

.metric-text {
    font-size: 0.95rem;
    font-weight: 500;
}

.industries {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

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

.industries-list {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.industry-tag {
    padding: 8px 16px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 100px;
}

/* ========================================
   Final CTA Section
   ======================================== */
.final-cta {
    position: relative;
    padding: var(--section-padding) 0;
    overflow: hidden;
}

.final-cta-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.cta-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 50%, var(--secondary-dark) 100%);
}

.cta-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 40px 40px;
}

.final-cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.final-cta-content h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
}

.final-cta-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
}

.final-cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    padding: 64px 0 32px;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 64px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.footer-column h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.footer-column a {
    display: block;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.footer-column a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--text-primary);
}

/* ========================================
   Mobile Menu (JS-created element)
   ======================================== */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    text-align: center;
}

.mobile-menu-content a {
    display: block;
    padding: 12px 24px;
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.2s ease;
}

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

.mobile-menu-ctas {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
}

.mobile-menu-ctas .btn {
    min-width: 200px;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Navbar scrolled state */
.navbar.scrolled {
    background: rgba(0, 0, 0, 0.95);
    padding: 12px 0;
}

/* ========================================
   Responsive Styles
   ======================================== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-ctas {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .voice-wave-container {
        max-width: 300px;
    }

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

    .capability-card {
        grid-template-columns: auto 1fr;
    }

    .capability-visual {
        display: none;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .footer-brand {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 64px;
    }

    .nav-links,
    .nav-cta {
        display: none;
    }

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

    .hero-title {
        font-size: 2rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .stat-divider {
        width: 40px;
        height: 1px;
    }

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

    .use-cases-grid {
        grid-template-columns: 1fr;
    }

    .use-case-card-wide {
        grid-column: span 1;
    }

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

    .capability-card {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .capability-number {
        font-size: 2rem;
    }

    .testimonial-card {
        padding: 32px;
    }

    .testimonial-card blockquote {
        font-size: 1.1rem;
    }

    .industries {
        flex-direction: column;
        text-align: center;
    }

    .final-cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .hero {
        padding-top: 100px;
    }

    .hero-ctas {
        flex-direction: column;
    }

    .btn-lg {
        width: 100%;
    }

    .section-header {
        margin-bottom: 40px;
    }

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