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

:root {
    --black: #000000;
    --white: #ffffff;
    --gray-100: #f7f7f7;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;
    --primary: #fc5c7d;
    --primary-dark: #e04061;
    --secondary: #6a82fb;
    --gradient: linear-gradient(135deg, #fc5c7d 0%, #6a82fb 100%);
    --font-sans: -apple-system, BlinkMacSystemFont, "Inter", "Helvetica Neue", sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

html {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    background: var(--black);
    color: var(--white);
    overflow-x: hidden;
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 40px;
    transition: var(--transition);
}

nav.scrolled {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 15px 40px;
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    gap: 40px;
    align-items: center;
    list-style: none;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    position: relative;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--white);
    transition: width 0.3s ease;
}

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

.nav-cta {
    background: var(--white);
    color: var(--black);
    padding: 10px 24px;
    border-radius: 100px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    font-size: 15px;
}

.nav-cta:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--white);
    transition: var(--transition);
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 0 40px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-bg-gradient {
    position: absolute;
    width: 150%;
    height: 150%;
    top: -25%;
    left: -25%;
    background: radial-gradient(circle at 20% 50%, #fc5c7d 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, #6a82fb 0%, transparent 50%),
                radial-gradient(circle at 40% 20%, #fc5c7d 0%, transparent 50%);
    opacity: 0.4;
    filter: blur(100px);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(120deg); }
    66% { transform: translate(-20px, 20px) rotate(240deg); }
}

.hero-content {
    max-width: 1200px;
    text-align: center;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.5px;
    margin-bottom: 40px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.05);
    animation: fadeInUp 1s ease-out;
}

.mobile-text {
    display: none;
}

.desktop-text {
    display: inline;
}

.hero h1 {
    font-size: clamp(48px, 10vw, 120px);
    font-weight: 800;
    line-height: 0.9;
    letter-spacing: -3px;
    margin-bottom: 30px;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.gradient-text {
    background: linear-gradient(135deg, var(--white) 0%, var(--gray-400) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(18px, 3vw, 24px);
    color: var(--gray-400);
    max-width: 600px;
    margin: 0 auto 50px;
    font-weight: 400;
    line-height: 1.6;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.btn {
    padding: 16px 40px;
    border-radius: 100px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    min-width: 280px;
    justify-content: center;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.4);
}

.btn-secondary {
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: var(--white);
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.2);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

.scroll-indicator svg {
    width: 24px;
    height: 24px;
    stroke: var(--white);
    opacity: 0.5;
}

.problem {
    padding: 120px 40px;
    background: var(--white);
    color: var(--black);
    position: relative;
    overflow: hidden;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
}

.section-label {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(36px, 6vw, 64px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -2px;
    margin-bottom: 20px;
}

.section-desc {
    font-size: 20px;
    color: var(--gray-600);
    line-height: 1.6;
}

.process {
    padding: 120px 40px;
    background: var(--black);
    position: relative;
    overflow: hidden;
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 800;
    color: var(--white);
    margin: 0 auto 30px;
}

.step-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
}

.step-desc {
    color: var(--gray-400);
    line-height: 1.6;
}

.benefits {
    padding: 120px 40px;
    background: var(--white);
    color: var(--black);
    position: relative;
    overflow: hidden;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.benefit-card {
    background: var(--gray-100);
    border-radius: 24px;
    padding: 40px;
    text-align: center;
    transition: var(--transition);
}

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

.benefit-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.benefit-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--black);
}

.benefit-desc {
    color: var(--gray-600);
    line-height: 1.6;
}

.cta {
    padding: 120px 40px 80px;
    background: var(--gradient);
    position: relative;
    overflow: hidden;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(45deg, transparent, transparent 35px, rgba(255,255,255,.05) 35px, rgba(255,255,255,.05) 70px);
    z-index: 0;
}

.cta h2 {
    font-size: clamp(36px, 6vw, 64px);
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -2px;
}

.cta p {
    font-size: 20px;
    opacity: 0.9;
    margin-bottom: 40px;
    line-height: 1.6;
}

footer {
    background: var(--black);
    padding: 20px 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    margin-bottom: 60px;
}

.footer-brand h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--gray-400);
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

.footer-links h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-links ul {
    list-style: none;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 15px;
    line-height: 2;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
}

.footer-copy {
    color: var(--gray-500);
    font-size: 14px;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

.animate-in {
    opacity: 0;
    animation: fadeInUp 0.8s ease-out forwards;
}

@media (max-width: 768px) {
    nav {
        padding: 20px;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 0;
        flex-direction: column;
        background: var(--black);
        width: 100%;
        height: 100vh;
        align-items: center;
        justify-content: center;
        transition: left 0.3s ease;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .menu-toggle {
        display: flex;
        z-index: 1001;
    }
    
    .hero-badge {
        margin-top: 5px;
        margin-bottom: 20px;
        padding: 6px 16px;
        font-size: 13px;
    }
    
    .hero {
        padding: 40px 20px 60px 20px;
        min-height: calc(100vh - env(safe-area-inset-top, 0px));
    }
    
    .desktop-text {
        display: none;
    }
    
    .mobile-text {
        display: inline;
    }
    
    .hero-content {
        padding: 0;
        margin-top: 20px;
    }
    
    .hero h1 {
        margin-bottom: 24px;
        padding: 0;
        font-size: clamp(36px, 12vw, 72px);
    }
    
    .hero-subtitle {
        padding: 0;
        margin: 0 auto 40px;
        font-size: 16px;
        line-height: 1.5;
    }
    
    .btn {
        width: 100%;
        max-width: 280px;
        min-width: auto;
        padding: 14px 24px;
        font-size: 15px;
    }
    
    .hero-cta {
        gap: 15px;
        flex-direction: column;
        align-items: center;
        padding: 0;
    }
    
    .process-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .problem,
    .process,
    .benefits {
        padding: 60px 20px;
    }
    
    .cta {
        padding: 60px 20px 40px;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
}