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

:root {
    --primary: #ea580c;
    --primary-dark: #c2410c;
    --primary-light: #fb923c;
    --bg-dark: #0c0a09;
    --bg-card: #1c1917;
    --text-main: #fafaf9;
    --text-muted: #a8a29e;
    --border: #292524;
    --gradient: linear-gradient(135deg, #ea580c 0%, #dc2626 50%, #ea580c 100%);
}

html { scroll-behavior: smooth; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
}

.bg-gradient {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(234, 88, 12, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(220, 38, 38, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */
.header {
    position: sticky;
    top: 0;
    background: rgba(12, 10, 9, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    padding: 1rem 0;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
    text-decoration: none;
}

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

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

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.burger span {
    width: 24px;
    height: 2px;
    background: var(--text-main);
    border-radius: 2px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient);
    background-size: 200% 200%;
    color: white;
    box-shadow: 0 4px 20px rgba(234, 88, 12, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(234, 88, 12, 0.4);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

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

.btn-lg { padding: 1rem 2.5rem; font-size: 1.1rem; }

/* Hero */
.hero {
    padding: 6rem 0;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.badge {
    display: inline-block;
    background: rgba(234, 88, 12, 0.2);
    color: var(--primary-light);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-text h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.tagline {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.description {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-buttons { display: flex; gap: 1rem; }

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
}

.phone-mockup {
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: 32px;
    padding: 1rem;
    width: 320px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.phone-screen {
    background: #262626;
    border-radius: 20px;
    padding: 1.5rem;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.chat-bubble {
    padding: 0.75rem 1rem;
    border-radius: 16px;
    font-size: 0.9rem;
    max-width: 85%;
}

.chat-bubble.bot {
    background: var(--bg-card);
    border: 1px solid var(--border);
    align-self: flex-start;
}

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

/* Stats */
.stats {
    padding: 4rem 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
}

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

/* Features */
.features {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
}

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

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

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

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* How to */
.howto {
    padding: 5rem 0;
    background: var(--bg-card);
}

.steps {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.step {
    text-align: center;
    max-width: 250px;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.step h3 { margin-bottom: 0.5rem; }
.step p { color: var(--text-muted); font-size: 0.9rem; }

.step-arrow {
    font-size: 2rem;
    color: var(--primary);
}

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

/* Pricing */
.pricing {
    padding: 5rem 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.price-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 2.5rem 2rem;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.price-card:hover {
    transform: translateY(-5px);
}

.price-card.featured {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(234, 88, 12, 0.1), var(--bg-card));
    transform: scale(1.05);
}

.price-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
}

.price-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary);
}

.price-period {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.price-card ul {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
}

.price-card li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

.price-card .btn { width: 100%; }

/* Contact */
.contact {
    padding: 5rem 0;
}

.contact-box {
    background: var(--gradient);
    border-radius: 24px;
    padding: 4rem;
    text-align: center;
}

.contact-box h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.contact-box p {
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

.contact-info {
    margin-top: 2rem;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Footer */
.footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    padding: 2rem 0;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
}

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

/* Mobile */
@media (max-width: 968px) {
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-dark);
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        border-bottom: 1px solid var(--border);
    }
    
    .nav.active { display: flex; }
    .burger { display: flex; }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text h1 { font-size: 2.5rem; }
    .description { margin: 0 auto 2rem; }
    .hero-buttons { justify-content: center; }
    
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .features-grid { grid-template-columns: 1fr; }
    .pricing-grid { grid-template-columns: 1fr; }
    .price-card.featured { transform: none; }
    
    .steps { flex-direction: column; }
    .step-arrow { transform: rotate(90deg); }
    
    .footer-content { flex-direction: column; gap: 1rem; text-align: center; }
}