/* ===========================
   RESET & BASE STYLES
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Primary Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    
    /* Secondary Colors */
    --secondary: #8b5cf6;
    --accent: #ec4899;
    
    /* Neutral Colors */
    --bg-dark: #0f172a;
    --bg-light: #1e293b;
    --bg-card: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --gradient-accent: linear-gradient(135deg, #ec4899 0%, #f43f5e 100%);
    --gradient-text: linear-gradient(135deg, #6366f1 0%, #ec4899 100%);
    
    /* Spacing */
    --container-width: 1200px;
    --section-padding: 120px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===========================
   NAVIGATION
   =========================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: background var(--transition-normal);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
}

.nav-brand {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
}

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

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    font-size: 15px;
}

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

.btn-nav {
    padding: 10px 24px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    color: white !important;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

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

/* ===========================
   HERO SECTION
   =========================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--gradient-primary);
    top: -200px;
    left: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--gradient-accent);
    bottom: -150px;
    right: -100px;
    animation-delay: 5s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: var(--secondary);
    top: 50%;
    right: 20%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-30px, 30px) scale(0.9);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 60px 0;
}

.badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(99, 102, 241, 0.2);
    border: 1px solid rgba(99, 102, 241, 0.4);
    border-radius: 50px;
    color: var(--primary-light);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 32px;
    animation: fadeInDown 0.8s ease;
}

.hero-title {
    font-size: clamp(48px, 8vw, 80px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

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

.hero-subtitle {
    font-size: clamp(18px, 2vw, 22px);
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 48px;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 80px;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(12px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

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

.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    gap: 64px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 36px;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

/* ===========================
   ANIMATIONS
   =========================== */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===========================
   SECTIONS
   =========================== */
section {
    padding: var(--section-padding) 0;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
}

/* ===========================
   FEATURES SECTION
   =========================== */
.features {
    background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-light) 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: 40px;
    transition: all var(--transition-normal);
    backdrop-filter: blur(12px);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 12px 40px rgba(99, 102, 241, 0.3);
    background: rgba(99, 102, 241, 0.1);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: white;
}

.feature-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===========================
   BENEFITS SECTION
   =========================== */
.benefits {
    background: var(--bg-light);
}

.benefits-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.benefits-text h2 {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 800;
    margin-bottom: 48px;
    line-height: 1.2;
}

.benefit-item {
    display: flex;
    gap: 24px;
    margin-bottom: 40px;
}

.benefit-number {
    font-size: 48px;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.benefit-info h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.benefit-info p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.benefits-visual {
    position: relative;
    height: 500px;
}

.visual-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    padding: 24px;
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-lg);
    animation: cardFloat 6s ease-in-out infinite;
}

.card-1 {
    top: 0;
    left: 0;
    width: 320px;
    animation-delay: 0s;
}

.card-2 {
    top: 160px;
    right: 0;
    width: 340px;
    animation-delay: 2s;
}

.card-3 {
    bottom: 0;
    left: 40px;
    width: 300px;
    animation-delay: 4s;
}

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

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-icon {
    width: 32px;
    height: 32px;
    background: var(--gradient-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.card-content {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

/* ===========================
   USE CASES SECTION
   =========================== */
.use-cases {
    background: var(--bg-dark);
}

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

.use-case {
    text-align: center;
    padding: 40px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.use-case:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(99, 102, 241, 0.5);
    transform: translateY(-4px);
}

.use-case-icon {
    font-size: 56px;
    margin-bottom: 24px;
}

.use-case h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

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

/* ===========================
   PRICING SECTION
   =========================== */
.pricing {
    background: linear-gradient(180deg, var(--bg-light) 0%, var(--bg-dark) 100%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 48px;
    transition: all var(--transition-normal);
}

.pricing-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 12px 40px rgba(99, 102, 241, 0.3);
}

.pricing-card.featured {
    background: rgba(99, 102, 241, 0.1);
    border: 2px solid var(--primary);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.popular-badge {
    position: absolute;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 6px 20px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 700;
}

.plan-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.plan-price {
    display: flex;
    align-items: baseline;
    margin-bottom: 8px;
}

.currency {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-secondary);
}

.amount {
    font-size: 56px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.period {
    font-size: 18px;
    color: var(--text-muted);
    margin-left: 4px;
}

.plan-description {
    color: var(--text-secondary);
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.plan-features {
    list-style: none;
    margin-bottom: 32px;
}

.plan-features li {
    padding: 12px 0;
    color: var(--text-secondary);
    line-height: 1.6;
}

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

/* ===========================
   NOTIFICATION SECTION
   =========================== */
.notify {
    background: var(--bg-dark);
    position: relative;
    overflow: hidden;
}

.notify::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
}

.notify-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.notify-content h2 {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 800;
    margin-bottom: 16px;
    line-height: 1.2;
}

.notify-content > p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
}

.notify-form {
    display: flex;
    gap: 12px;
    max-width: 550px;
    margin: 0 auto 32px;
}

.notify-form input {
    flex: 1;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 16px;
    outline: none;
    transition: all var(--transition-fast);
}

.notify-form input:focus {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.1);
}

.notify-form input::placeholder {
    color: var(--text-muted);
}

.notify-form button {
    white-space: nowrap;
}

.notify-features {
    display: flex;
    gap: 32px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.notify-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 15px;
}

.notify-feature svg {
    color: var(--primary);
}

.notify-disclaimer {
    font-size: 14px;
    color: var(--text-muted);
}

/* ===========================
   FOOTER
   =========================== */
.footer {
    background: var(--bg-light);
    padding: 80px 0 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 64px;
    margin-bottom: 48px;
}

.footer-brand .brand-name {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 16px;
}

.footer-brand .brand-name .pro {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-brand p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
}

.footer-column h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.footer-column a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 12px;
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 14px;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */
@media (max-width: 968px) {
    :root {
        --section-padding: 80px;
    }
    
    .nav-links {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }
    
    .hero-stats {
        gap: 32px;
    }
    
    .benefits-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .benefits-visual {
        height: 400px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .footer-links {
        grid-template-columns: repeat(3, 1fr);
        gap: 32px;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    .section-header {
        margin-bottom: 48px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-8px);
    }
    
    .notify-form {
        flex-direction: column;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .visual-card {
        width: 280px !important;
    }
    
    .card-2 {
        right: -20px;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }
    
    .notify-features {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }
}