/* === RESET === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* === VARIABLES === */
:root {
    /* Colors - Warm Peach/Orange Theme */
    --bg-primary: #FFF8F0;
    --bg-secondary: #FFF4E6;
    --bg-cream: #FFFBF5;
    
    --text-dark: #1A1A1A;
    --text-body: #3D3D3D;
    --text-muted: #737373;
    
    --orange-vibrant: #FF6B35;
    --orange-soft: #FF8C5F;
    --orange-light: #FFB89A;
    --orange-pale: #FFE5D9;
    
    --gradient-orange: linear-gradient(135deg, #FF8C5F 0%, #FF6B35 100%);
    --gradient-peach: linear-gradient(180deg, #FFE5D9 0%, #FFF8F0 100%);
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 6rem;
    --space-xxl: 8rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(255, 107, 53, 0.08);
    --shadow-md: 0 4px 24px rgba(255, 107, 53, 0.12);
    --shadow-lg: 0 8px 48px rgba(255, 107, 53, 0.16);
}

/* === BASE === */
html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* === HEADER === */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 248, 240, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 107, 53, 0.1);
    padding: 1.25rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.header-nav {
    display: flex;
    align-items: center;
}

.nav-link {
    font-family: 'DM Sans', sans-serif;
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-dark);
    text-decoration: none;
    padding: 0.625rem 1.5rem;
    border-radius: var(--radius-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: var(--gradient-orange);
    transition: transform 0.3s ease;
}

.nav-link:hover {
    background-color: var(--orange-pale);
    color: var(--orange-vibrant);
}

.nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.logo-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(255, 107, 53, 0.2));
    animation: glow 3s ease-in-out infinite;
}

@keyframes glow {
    0%, 100% { filter: drop-shadow(0 2px 8px rgba(255, 107, 53, 0.2)); }
    50% { filter: drop-shadow(0 4px 16px rgba(255, 107, 53, 0.4)); }
}

.logo-text {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.75rem;
    font-weight: 700;
    background: var(--gradient-orange);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

/* === HERO === */
.hero {
    padding: var(--space-xxl) 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 560px;
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.375rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    line-height: 1.5;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--gradient-orange);
    color: white;
    text-decoration: none;
    border-radius: 100px;
    font-weight: 600;
    font-size: 1.125rem;
    box-shadow: var(--shadow-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.btn-download:active {
    transform: translateY(0);
}

.btn-icon {
    width: 24px;
    height: 24px;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-img {
    width: 100%;
    max-width: 380px;
    filter: drop-shadow(0 20px 60px rgba(255, 107, 53, 0.2));
    animation: float 6s ease-in-out infinite;
}

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

/* === FEATURES === */
.features {
    padding: var(--space-xxl) 0;
    background: var(--bg-cream);
}

.features-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto var(--space-xl);
}

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1.25rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    max-width: 1280px;
    margin: 0 auto;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.feature-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: var(--space-md);
}

.feature-img {
    width: auto;
    max-width: 340px;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.feature-content {
    max-width: 400px;
}

.feature-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.feature-desc {
    font-size: 1.125rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* === MASCOT SECTION === */
.mascot-section {
    padding: var(--space-xxl) 0;
    position: relative;
    background: var(--bg-primary);
    overflow: hidden;
}

.mascot-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 140, 95, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.mascot-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 1;
}

.mascot-img {
    max-width: 500px;
    width: 100%;
    filter: drop-shadow(0 8px 32px rgba(255, 107, 53, 0.2));
    animation: mascot-float 8s ease-in-out infinite;
}

@keyframes mascot-float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    25% {
        transform: translateY(-15px) rotate(-2deg);
    }
    50% {
        transform: translateY(-8px) rotate(0deg);
    }
    75% {
        transform: translateY(-15px) rotate(2deg);
    }
}

/* === FOOTER === */
.footer {
    padding: var(--space-lg) 0;
    background: var(--bg-secondary);
    border-top: 1px solid rgba(255, 107, 53, 0.1);
}

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

.footer-brand {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
}

.footer-name {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    background: var(--gradient-orange);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-dot {
    color: var(--orange-soft);
}

.footer-tagline {
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: var(--space-sm);
}

.footer-link {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--orange-vibrant);
}

.footer-copy {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .feature-title {
        font-size: 1.75rem;
    }
    
    .feature-img {
        max-width: 300px;
    }
    
    .features-grid {
        gap: var(--space-sm);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .hero {
        padding: var(--space-lg) 0;
    }
    
    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .hero-content {
        text-align: center;
        max-width: 100%;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-img {
        max-width: 320px;
    }
    
    .features {
        padding: var(--space-lg) 0;
    }
    
    .features-header {
        margin-bottom: var(--space-lg);
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-desc {
        font-size: 1.125rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }
    
    .feature-title {
        font-size: 1.75rem;
    }
    
    .feature-desc {
        font-size: 1rem;
    }
    
    .feature-img {
        max-width: 280px;
    }
    
    .mascot-section {
        padding: var(--space-lg) 0;
    }
    
    .mascot-img {
        max-width: 350px;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    /* Header responsive */
    .logo-text {
        font-size: 1.5rem;
    }
    
    .logo-icon {
        width: 50px;
        height: 50px;
    }
    
    .nav-link {
        font-size: 0.875rem;
        padding: 0.5rem 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .feature-title {
        font-size: 1.5rem;
    }
    
    .btn-download {
        width: 100%;
        justify-content: center;
    }
    
    .feature-img {
        max-width: 280px;
    }
    
    .logo-text {
        font-size: 1.25rem;
    }
    
    .logo-icon {
        width: 40px;
        height: 40px;
    }
}