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

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #8b5cf6;
    --accent-color: #ec4899;
    --bg-gradient-start: #667eea;
    --bg-gradient-end: #764ba2;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-light: #f9fafb;
    --white: #ffffff;
    --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);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    padding: 30px 0;
    text-align: center;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.logo-icon {
    font-size: 32px;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 80px 0;
    min-height: 70vh;
}

.hero-content {
    color: var(--white);
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.title-icon {
    font-size: 64px;
    display: inline-block;
    margin-right: 16px;
    animation: rotate 3s infinite linear;
}

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

.hero-subtitle {
    font-size: 24px;
    font-weight: 400;
    margin-bottom: 40px;
    opacity: 0.95;
    line-height: 1.5;
}

.subtitle-icon {
    font-size: 28px;
    margin-right: 8px;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--white);
    color: var(--primary-color);
    padding: 18px 36px;
    font-size: 20px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    box-shadow: var(--shadow-xl);
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 25px 30px -5px rgba(0, 0, 0, 0.2);
}

.button-icon {
    font-size: 24px;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 400px;
}

.sticker-preview {
    position: relative;
    width: 100%;
    height: 100%;
}

.sticker {
    position: absolute;
    width: 120px;
    height: 120px;
    background: var(--white);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    box-shadow: var(--shadow-xl);
    animation: float 3s ease-in-out infinite;
}

.sticker-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.sticker-2 {
    top: 20%;
    right: 15%;
    animation-delay: 0.5s;
}

.sticker-3 {
    top: 50%;
    left: 5%;
    animation-delay: 1s;
}

.sticker-4 {
    bottom: 20%;
    right: 10%;
    animation-delay: 1.5s;
}

.sticker-5 {
    top: 60%;
    right: 30%;
    animation-delay: 2s;
}

.sticker-6 {
    bottom: 10%;
    left: 30%;
    animation-delay: 2.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    padding: 80px 0;
}

.feature-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 24px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: block;
}

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

.feature-description {
    font-size: 16px;
    color: var(--text-secondary);
}

/* How it works */
.how-it-works {
    padding: 80px 0;
    text-align: center;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 60px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.step {
    background: var(--white);
    padding: 30px 40px;
    border-radius: 20px;
    min-width: 200px;
    box-shadow: var(--shadow-lg);
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step-text {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.step-arrow {
    font-size: 32px;
    color: var(--white);
    font-weight: 700;
}

/* Footer */
.footer {
    text-align: center;
    padding: 60px 0 40px;
    color: var(--white);
}

.footer-link {
    display: inline-block;
    font-size: 24px;
    font-weight: 600;
    color: var(--white);
    text-decoration: none;
    margin-bottom: 12px;
    transition: opacity 0.3s ease;
}

.footer-link:hover {
    opacity: 0.8;
}

.footer-text {
    font-size: 16px;
    opacity: 0.9;
}

/* Responsive */
@media (max-width: 968px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-title {
        font-size: 42px;
    }

    .hero-subtitle {
        font-size: 20px;
    }

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

    .steps {
        flex-direction: column;
    }

    .step-arrow {
        transform: rotate(90deg);
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 32px;
    }

    .title-icon {
        font-size: 48px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .cta-button {
        padding: 16px 28px;
        font-size: 18px;
    }

    .section-title {
        font-size: 32px;
    }

    .sticker {
        width: 80px;
        height: 80px;
        font-size: 40px;
    }
}