:root {
    --bg-light: #Fcfcfc;
    --text-dark: #111111;
    --pastel-blue: #C5E6F5;
    --pastel-green: #D2F29A;
    --pastel-orange: #FFAB91;
    --pastel-purple: #E1C5F5;
    --pastel-pink: #F8BBD0;
    --border-main: 4px solid var(--text-dark);
    --shadow-main: 8px 8px 0px var(--text-dark);
    --shadow-hover: 4px 4px 0px var(--text-dark);
    --font-sans: 'Epilogue', sans-serif;
    --font-heading: 'Archivo Black', sans-serif;
    --font-cursive: 'Playfair Display', serif;
}

[data-theme="dark"] {
    --bg-light: #121212;
    --text-dark: #fcfcfc;
    --pastel-blue: #235470;
    --pastel-green: #375713;
    --pastel-orange: #702f1a;
    --pastel-purple: #482361;
    --pastel-pink: #692941;
}

[data-theme="dark"] body {
    background-image: 
        linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
}

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

body {
    background-color: var(--bg-light);
    color: var(--text-dark);
    font-family: var(--font-sans);
    line-height: 1.5;
    background-image: 
        linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    overflow-x: hidden;
}

/* Utilities */
.text-center { text-align: center; }
.pastel-blue { background-color: var(--pastel-blue); }
.pastel-green { background-color: var(--pastel-green); }
.pastel-orange { background-color: var(--pastel-orange); }
.pastel-purple { background-color: var(--pastel-purple); }
.pastel-pink { background-color: var(--pastel-pink); }

/* Buttons */
.brutal-btn {
    display: inline-block;
    background-color: var(--text-dark);
    color: var(--bg-light);
    font-family: var(--font-heading);
    text-transform: uppercase;
    text-decoration: none;
    padding: 12px 24px;
    border: var(--border-main);
    box-shadow: 4px 4px 0px var(--pastel-purple);
    transition: transform 0.1s, box-shadow 0.1s;
    cursor: pointer;
    letter-spacing: 1px;
}

.brutal-btn:hover {
    transform: translate(4px, 4px);
    box-shadow: 0px 0px 0px var(--pastel-purple);
}

.primary-btn {
    font-size: 1.2rem;
    padding: 16px 32px;
    box-shadow: var(--shadow-main);
}

.brutal-btn.icon-btn {
    padding: 8px 12px;
    font-size: 1.2rem;
    box-shadow: 4px 4px 0px var(--text-dark);
    background-color: var(--bg-light);
    color: var(--text-dark);
}

/* Navbar */
.brutal-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    border-bottom: var(--border-main);
    background-color: var(--bg-light);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    letter-spacing: -1px;
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-dark);
    font-weight: 600;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.nav-links a:hover {
    text-decoration: underline;
}

.nav-btn {
    padding: 8px 16px;
    font-size: 0.8rem;
    box-shadow: 4px 4px 0px var(--text-dark);
}

/* Hero Section */
.hero {
    padding: 80px 5% 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
}

.hero-content {
    max-width: 800px;
    margin-bottom: 60px;
    position: relative;
    z-index: 10;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 5.5rem;
    line-height: 1.1;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: -2px;
}

.accent-text {
    color: var(--text-dark);
    position: relative;
    display: inline-block;
}

.accent-text::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 0;
    width: 100%;
    height: 12px;
    background-color: var(--pastel-green);
    z-index: -1;
    transform: rotate(-1deg);
}

.cursive-text {
    font-family: var(--font-cursive);
    text-transform: none;
    font-style: italic;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 6rem;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 40px;
}

/* Shapes */
.shape {
    position: absolute;
    z-index: 0;
}
.starburst {
    font-size: 4rem;
    top: 50px;
    left: 15%;
    transform: rotate(-15deg);
}
.scribble-blue {
    width: 150px;
    height: 150px;
    border: var(--border-main);
    background-color: var(--pastel-blue);
    border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
    top: 100px;
    right: 15%;
    z-index: -1;
}

/* Brutal Cards */
.brutal-card {
    border: var(--border-main);
    box-shadow: var(--shadow-main);
    padding: 30px;
    border-radius: 4px;
    position: relative;
    transition: transform 0.2s, box-shadow 0.2s;
}

.brutal-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: 12px 12px 0px var(--text-dark);
}

/* Hero Showcase */
.hero-showcase {
    width: 100%;
    display: flex;
    justify-content: center;
}

.widget-container {
    width: 480px;
    padding: 0;
    overflow: hidden;
}

.card-header {
    background-color: var(--text-dark);
    color: var(--bg-light);
    padding: 12px 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 600;
}

.dots {
    position: absolute;
    left: 20px;
    display: flex;
    gap: 8px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background-color: #ff5f56; }
.dot.yellow { background-color: #ffbd2e; }
.dot.green { background-color: #27c93f; }

/* Image Theme Toggling */
[data-theme="dark"] .light-only { display: none !important; }
[data-theme="dark"] .dark-only { display: block !important; }

[data-theme="light"] .dark-only { display: none !important; }
[data-theme="light"] .light-only { display: block !important; }

/* The Actual Widget Replica inside the card */
.widget-mockup {
    background: #111317;
    padding: 30px 40px;
}

.widget-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
}

.widget-title {
    color: #3DF285;
    font-family: var(--font-sans);
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: -4px;
}

.widget-numbers {
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.num-solved {
    font-family: var(--font-sans);
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1;
    color: white;
}

.num-total {
    font-family: var(--font-sans);
    font-size: 1.1rem;
    color: #8A92A6;
    font-weight: 600;
}

.widget-rings {
    position: relative;
    width: 52px;
    height: 52px;
    margin-top: 6px;
}
.ring-track { position: absolute; border-radius: 50%; border: 4px solid rgba(255,255,255,0.04); }
.ring-fill { position: absolute; inset: -4px; border-radius: 50%; border: 4px solid transparent; }
.ring-track.outer { inset: 0; border-color: rgba(0, 255, 135, 0.15); }
.ring-fill.outer { border-top-color: #00FF87; border-right-color: #00FF87; transform: rotate(45deg); }
.ring-track.middle { inset: 10px; border-color: rgba(255, 192, 30, 0.15); }
.ring-fill.middle { border-top-color: #FFC01E; border-right-color: #FFC01E; transform: rotate(120deg); }
.ring-track.inner { inset: 20px; border-color: rgba(255, 55, 95, 0.15); }
.ring-fill.inner { border-top-color: #FF375F; border-right-color: #FF375F; transform: rotate(-30deg); }

.widget-heatmap {
    display: flex;
    gap: 16px;
    justify-content: space-between;
}
.month-block { display: flex; flex-direction: column; align-items: center; gap: 8px; }
.month-grid { display: grid; grid-template-rows: repeat(7, 1fr); grid-auto-flow: column; gap: 4px; }
.widget-heat-cell { width: 8px; height: 8px; background-color: #21242c; border-radius: 2px; }
.widget-heat-cell.active-low { background-color: #094a28; }
.widget-heat-cell.active-med { background-color: #0e8546; }
.widget-heat-cell.active-high { background-color: #00FF87; box-shadow: 0 0 6px rgba(0,255,135,0.4); }
.month-label { color: #8A92A6; font-size: 0.8rem; font-family: var(--font-sans); font-weight: 700; }

/* Features Section */
.features {
    padding: 100px 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-family: var(--font-cursive);
    font-size: 4rem;
    margin-bottom: 60px;
    text-align: center;
}

.feature-stack {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.feature-row {
    display: flex;
    align-items: center;
    gap: 40px;
    padding: 50px;
}

.feature-text {
    flex: 1;
}

.feature-text h3 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.feature-text p {
    font-size: 1.1rem;
    font-weight: 600;
}

.feature-visual {
    flex: 1;
    display: flex;
    justify-content: center;
}

/* Mini Mockups */
.mock-ui, .mock-window {
    background: var(--bg-light);
    border: var(--border-main);
    padding: 20px;
    box-shadow: 4px 4px 0px var(--text-dark);
}

.mock-ui .ui-line {
    font-family: monospace;
    font-size: 1rem;
    margin-bottom: 8px;
}
.mock-ui .bold { font-weight: bold; }

.mock-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    background: var(--bg-light);
    border: var(--border-main);
    padding: 16px;
}
.mg-cell { width: 30px; height: 30px; border: 2px solid var(--text-dark); }
.mg-cell.green-1 { background-color: #c6e48b; }
.mg-cell.green-2 { background-color: #7bc96f; }
.mg-cell.green-3 { background-color: #239a3b; }
.mg-cell.green-4 { background-color: #196127; }

/* Video Demo Section */
.video-section {
    padding: 80px 5%;
}

.video-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 10px;
    background-color: var(--pastel-blue);
}

.video-container video {
    display: block;
    box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.2);
}

/* Download Section */
.download-section {
    padding: 100px 5%;
}

.download-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.download-grid .brutal-card {
    flex: 1;
    padding: 60px 40px;
}

.download-grid h3 {
    font-family: var(--font-heading);
    font-size: 3rem;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.download-grid p {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 30px;
}

/* Footer */
.brutal-footer {
    background-color: var(--text-dark);
    color: var(--bg-light);
    padding: 60px 5% 20px;
    border-top: var(--border-main);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 60px;
}

.footer-links {
    display: flex;
    gap: 24px;
}
.footer-links a {
    color: var(--bg-light);
    font-weight: 600;
    text-transform: uppercase;
    text-decoration: none;
}
.footer-links a:hover {
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    font-family: monospace;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-title { font-size: 4rem; }
    .cursive-text { font-size: 4.5rem; }
    .widget-container { max-width: 100%; }
    .feature-row { padding: 40px 20px; }
}

@media (max-width: 900px) {
    .hero-title { font-size: 3rem; }
    .cursive-text { font-size: 3.5rem; }
    .feature-row { flex-direction: column; text-align: center; gap: 30px; padding: 30px 10px; }
    .download-grid { flex-direction: column; }
    .brutal-nav { flex-wrap: wrap; justify-content: center; gap: 20px; text-align: center; }
}

@media (max-width: 600px) {
    .hero { padding: 40px 5% 40px; }
    .hero-title { font-size: 2.2rem; }
    .cursive-text { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1.2rem; }
    .starburst, .scribble-blue { display: none; }
    
    .brutal-nav { flex-direction: column; gap: 15px; padding: 15px 5%; }
    .nav-links { flex-wrap: wrap; justify-content: center; gap: 15px; }
    .nav-actions { width: 100%; justify-content: center; }
    
    .footer-content { flex-direction: column; gap: 30px; text-align: center; }
    .footer-links { flex-direction: column; gap: 15px; }
    
    .download-grid h3 { font-size: 2.5rem; }
    .section-title { font-size: 2.5rem; margin-bottom: 40px; }
    
    .primary-btn { padding: 12px 24px; font-size: 1rem; width: 100%; box-sizing: border-box; }
}