/* 
 * MathBlitz Landing Page - Design System (Retro Brutalism)
 * Inspired by retroui.dev 
 */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=Bebas+Neue&family=Inter:wght@400;600;700&display=swap');

:root {
    /* Color Palette */
    --clr-primary: #ffe44d;    /* Yellow */
    --clr-secondary: #ff007a;  /* Pink */
    --clr-accent: #00d1ff;     /* Cyan */
    --clr-bg: #1a1a1a;
    --clr-text: #ffffff;
    --clr-black: #000000;
    --clr-white: #ffffff;
    
    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;

    /* Shadows & Borders */
    --border-width: 4px;
    --brutal-shadow: 6px 6px 0px var(--clr-black);
    --brutal-shadow-hover: 10px 10px 0px var(--clr-black);
    --brutal-shadow-active: 2px 2px 0px var(--clr-black);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--clr-bg);
    color: var(--clr-text);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3 {
    font-family: 'Bebas Neue', cursive;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Typography Utilities */
.text-mono { font-family: 'Space Mono', monospace; }
.text-center { text-align: center; }
.text-primary { color: var(--clr-primary); }
.text-secondary { color: var(--clr-secondary); }

/* Layout Components */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.section {
    padding: var(--space-lg) 0;
}

/* Retro UI Components */
.retro-card {
    background: var(--clr-white);
    color: var(--clr-black);
    border: var(--border-width) solid var(--clr-black);
    box-shadow: var(--brutal-shadow);
    padding: var(--space-md);
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
}

.retro-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: var(--brutal-shadow-hover);
}

.retro-btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--clr-primary);
    color: var(--clr-black);
    text-decoration: none;
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    border: var(--border-width) solid var(--clr-black);
    box-shadow: var(--brutal-shadow);
    cursor: pointer;
    transition: all 0.1s;
    text-transform: uppercase;
}

.retro-btn:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--brutal-shadow-hover);
    filter: brightness(1.1);
}

.retro-btn:active {
    transform: translate(4px, 4px);
    box-shadow: var(--brutal-shadow-active);
}

.retro-btn--secondary { background: var(--clr-secondary); color: var(--clr-white); }
.retro-btn--accent { background: var(--clr-accent); color: var(--clr-black); }

/* Hero Styles */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background-image: radial-gradient(circle at 50% 50%, rgba(255, 228, 77, 0.1) 0%, transparent 60%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-lg);
    align-items: center;
}

.hero-title {
    font-size: clamp(4rem, 8vw, 10rem);
    line-height: 0.9;
    margin-bottom: var(--space-sm);
    transform: rotate(-2deg);
}

.hero-tagline {
    font-size: 1.45rem;
    background: var(--clr-secondary);
    display: inline-block;
    padding: 0.5rem 1rem;
    margin-bottom: var(--space-md);
    transform: rotate(1deg);
    border:2px solid red;
}

.hero-image-wrap {
    border: 8px solid var(--clr-black);
    box-shadow: 15px 15px 0px var(--clr-primary);
    transform: rotate(2deg);
    overflow: hidden;
}

.hero-image-wrap img {
    width: 100%;
    display: block;
}

/* Responsive */
@media (max-width: 900px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-title {
        transform: none;
    }
    .hero-tagline {
        transform: rotate(-1deg);
    }
    .hero-image-wrap {
        transform: none;
        max-width: 500px;
        margin: 0 auto;
    }
}

/* Footer & Legal */
.footer {
    background: var(--clr-black);
    padding: var(--space-lg) 0;
    margin-top: var(--space-xl);
}

.footer-links {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    list-style: none;
}

.footer-links a {
    color: var(--clr-white);
    text-decoration: underline;
    font-family: 'Space Mono', monospace;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: var(--space-md);
}

.modal.active { display: flex; }

.modal-content {
    background: var(--clr-white);
    color: var(--clr-black);
    width: 100%;
    max-width: 800px;
    max-height: 80vh;
    padding: var(--space-lg);
    border: var(--border-width) solid var(--clr-black);
    box-shadow: 10px 10px 0px var(--clr-accent);
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 1rem; right: 1rem;
    background: var(--clr-black);
    color: var(--clr-white);
    border: none;
    width: 40px; height: 40px;
    cursor: pointer;
    font-weight: bold;
}