/* Heartopia Wiki - Premium Cozy Design System */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Quicksand:wght@300;400;500;600;700&display=swap');

:root {
    /* 🎨 Color Palette (HSL) */
    --primary-h: 162;
    --primary-s: 45%;
    --primary-l: 55%;
    --primary: hsl(var(--primary-h), var(--primary-s), var(--primary-l));
    
    --secondary-h: 32;
    --secondary-s: 90%;
    --secondary-l: 78%;
    --secondary: hsl(var(--secondary-h), var(--secondary-s), var(--secondary-l));
    
    --accent-h: 260;
    --accent-s: 60%;
    --accent-l: 75%;
    --accent: hsl(var(--accent-h), var(--accent-s), var(--accent-l));
    
    --bg-h: 40;
    --bg-s: 30%;
    --bg-l: 98%;
    --bg-color: hsl(var(--bg-h), var(--bg-s), var(--bg-l));
    
    --text-main: hsl(30, 10%, 25%);
    --text-light: hsl(30, 5%, 45%);
    --white-glass: rgba(255, 255, 255, 0.7);
    --white-glass-hover: rgba(255, 255, 255, 0.85);

    /* 🧱 Spacing & Layout */
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 8px;
    --shadow-soft: 0 10px 30px -10px rgba(162, 162, 162, 0.2);
    --shadow-hover: 0 15px 35px -5px rgba(162, 162, 162, 0.3);
    
    /* ✒️ Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Quicksand', sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    background-image: 
        radial-gradient(circle at 10% 20%, hsla(var(--secondary-h), 70%, 90%, 0.4) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, hsla(var(--accent-h), 70%, 90%, 0.4) 0%, transparent 20%);
    background-attachment: fixed;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-main);
    margin-bottom: 1rem;
}

/* 🧊 Glassmorphism Components */
.glass-card {
    background: var(--white-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    background: var(--white-glass-hover);
}

.glass-nav {
    position: sticky;
    top: 20px;
    width: 90%;
    max-width: 1200px;
    margin: 0 auto 40px auto;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    border-radius: 100px; /* Pill shape */
}

/* 🍬 Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-family: var(--font-heading);
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 15px hsla(var(--primary-h), 60%, 40%, 0.3);
}

.btn-primary:hover {
    filter: brightness(1.1);
    transform: translateY(-2px);
}

.btn-secondary {
    background: white;
    color: var(--text-main);
    border: 2px solid var(--secondary);
}

/* Layout Utilities */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.hero-section {
    text-align: center;
    padding: 4rem 0 6rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .glass-nav {
        top: 0;
        width: 100%;
        border-radius: 0 0 20px 20px;
        padding: 0.8rem 1rem;
    }
}