:root {
    /* Colors - Light Theme with Professional Accents */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    
    --accent-primary: #3b82f6; /* Blue */
    --accent-secondary: #8b5cf6; /* Purple */
    --accent-gradient: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    
    --border-color: rgba(15, 23, 42, 0.08);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.025);
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
    
    /* Typography */
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    overflow-x: clip;
    width: 100%;
}

body {
    font-family: var(--font-main);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    position: relative;
}

/* Background Decor Elements */
.bg-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    opacity: 0.6;
    animation: float 20s infinite ease-in-out alternate;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: rgba(59, 130, 246, 0.15);
    top: -200px;
    left: -100px;
}

.shape-2 {
    width: 500px;
    height: 500px;
    background: rgba(139, 92, 246, 0.15);
    top: 20%;
    right: -150px;
    animation-delay: -5s;
}

.shape-3 {
    width: 700px;
    height: 700px;
    background: rgba(56, 189, 248, 0.1);
    bottom: -100px;
    left: 20%;
    animation-delay: -10s;
}

@keyframes float {
    0% { transform: translate(0, 0) rotate(0deg); }
    100% { transform: translate(30px, 50px) rotate(10deg); }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

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

.logo-dot {
    color: var(--accent-secondary);
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--accent-primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 999px;
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.39);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(59, 130, 246, 0.45);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.05rem;
}

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-primary);
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    font-weight: 700;
    letter-spacing: -0.04em;
    margin-bottom: 24px;
}

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

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 90%;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

/* Hero Visual (Glassmorphism UI mock) */
.hero-visual {
    position: relative;
    perspective: 1000px;
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: var(--shadow-glass);
}

.main-panel {
    padding: 24px;
    transform: rotateY(-5deg) rotateX(5deg);
    transition: var(--transition-smooth);
}

.main-panel:hover {
    transform: rotateY(0deg) rotateX(0deg) translateY(-5px);
}

.panel-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.dots span {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #e2e8f0;
    margin-right: 6px;
}
.dots span:nth-child(1) { background: #ef4444; }
.dots span:nth-child(2) { background: #f59e0b; }
.dots span:nth-child(3) { background: #10b981; }

.panel-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.skeleton-line {
    height: 12px;
    background: rgba(15, 23, 42, 0.05);
    border-radius: 6px;
    margin-bottom: 16px;
}
.w-80 { width: 80%; }
.w-60 { width: 60%; }
.w-90 { width: 90%; }
.w-70 { width: 70%; }

.ai-insight {
    margin-top: 24px;
    padding: 16px;
    background: linear-gradient(to right, rgba(139, 92, 246, 0.05), rgba(59, 130, 246, 0.05));
    border-radius: 12px;
    border: 1px solid rgba(139, 92, 246, 0.1);
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.insight-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}
.insight-text strong {
    color: var(--accent-secondary);
}

.float-panel {
    position: absolute;
    padding: 16px 20px;
    border-radius: 16px;
    animation: float 6s infinite ease-in-out alternate;
}

.panel-1 {
    top: -20px;
    right: -20px;
    animation-delay: -1s;
}

.panel-2 {
    bottom: -30px;
    left: -30px;
    animation-delay: -3s;
}

.flex-row {
    display: flex;
    align-items: center;
    gap: 16px;
}

.icon-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.mic-icon { background: rgba(59, 130, 246, 0.1); }
.shield-icon { background: rgba(16, 185, 129, 0.1); }

.sm-title {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.sm-desc {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Audiences Section */
.audiences {
    padding: 20px 0 80px;
    position: relative;
    z-index: 10;
}

.audiences-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.audience-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

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

.audience-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 4px;
}

.pro-card::before {
    background: var(--accent-gradient);
}

.client-card::before {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.badge-pro {
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-primary);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.badge-client {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.audience-icon {
    font-size: 3rem;
    margin-bottom: 24px;
}

.audience-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 16px;
    margin-top: 20px;
}

.audience-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 24px;
}

.audience-list {
    list-style: none;
    padding: 0;
}

.audience-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--text-primary);
    font-weight: 500;
}

.audience-list li::before {
    content: '✓';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-primary);
    border-radius: 50%;
    font-size: 0.8rem;
}

.client-card .audience-list li::before {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: var(--bg-secondary);
    position: relative;
    z-index: 10;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
}

.feature-card {
    background: var(--bg-primary);
    padding: 40px 32px;
    border-radius: 24px;
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(59, 130, 246, 0.2);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* CTA Section */
.cta {
    padding: 100px 0;
    position: relative;
}

.cta-container {
    background: var(--accent-gradient);
    border-radius: 32px;
    padding: 80px 40px;
    text-align: center;
    color: white;
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.2);
    overflow: hidden;
    position: relative;
}

.cta-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0MCIgaGVpZ2h0PSI0MCI+CiAgICA8Y2lyY2xlIGN4PSIyMCIgY3k9IjIwIiByPSIxIiBmaWxsPSJyZ2JhKDI1NSwgMjU1LCAyNTUsIDAuMikiIC8+Cjwvc3ZnPg==') center;
    opacity: 0.5;
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
    margin: 0 auto;
}

.cta h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.cta p {
    font-size: 1.1rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta .btn {
    background: white;
    color: var(--accent-primary);
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.cta .btn:hover {
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: 40px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    width: 100%;
    margin: 0;
}

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

.footer-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-subtitle {
        margin: 0 auto 40px;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-visual {
        margin-top: 60px;
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .nav {
        display: none; /* simple mobile nav approach for landing */
    }

    .audiences-grid {
        grid-template-columns: 1fr;
    }
    
    .float-panel {
        display: none; /* Hide floating panels on mobile to prevent overflow and clutter */
    }
    
    .cta-container {
        padding: 60px 24px;
    }
    
    .cta h2 {
        font-size: 2rem;
    }
}