/* --- GLOBAL CSS VARIABLES & THEMES --- */
:root {
    /* Cyberpunk Theme (Default) */
    --bg-primary: #0a0c10;
    --bg-secondary: #12151c;
    --bg-tertiary: #191e28;
    --text-primary: #f1f3f9;
    --text-secondary: #8b95a5;
    --text-muted: #535d6c;
    --accent: #39ff14; /* Neon Green */
    --accent-alt: #ff007f; /* Neon Pink */
    --accent-cyan: #00f0ff; /* Neon Cyan */
    --border-color: #2b3342;
    --shadow-color: rgba(57, 255, 20, 0.2);
    --font-heading: 'Space Grotesk', sans-serif;
    --font-mono: 'Space Mono', monospace;
    --border-radius: 12px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --border-chunky: 2px solid var(--border-color);
}

[data-theme="terminal"] {
    --bg-primary: #050805;
    --bg-secondary: #0c120c;
    --bg-tertiary: #141c14;
    --text-primary: #33ff33;
    --text-secondary: #22aa22;
    --text-muted: #115511;
    --accent: #33ff33; /* Matrix Green */
    --accent-alt: #88ff88;
    --accent-cyan: #118811;
    --border-color: #225522;
    --shadow-color: rgba(51, 255, 51, 0.15);
    --border-chunky: 2px solid var(--border-color);
}

[data-theme="synthwave"] {
    --bg-primary: #0f081d;
    --bg-secondary: #1a1033;
    --bg-tertiary: #26174a;
    --text-primary: #fdf6ff;
    --text-secondary: #b1a0d7;
    --text-muted: #6e589a;
    --accent: #ff00ff; /* Neon Magenta */
    --accent-alt: #00ffff; /* Neon Cyan */
    --accent-cyan: #ffff00; /* Neon Yellow */
    --border-color: #4b2e85;
    --shadow-color: rgba(255, 0, 255, 0.2);
    --border-chunky: 2px solid var(--border-color);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
}

body {
    font-family: var(--font-heading);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

/* Custom selection */
::selection {
    background-color: var(--accent);
    color: var(--bg-primary);
}

/* --- DECORATIONS --- */
.grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(to right, rgba(255,255,255,0.01) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,0.01) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: -2;
}

[data-theme="terminal"] .grid-overlay {
    background-image: 
        linear-gradient(to right, rgba(51,255,51,0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(51,255,51,0.02) 1px, transparent 1px);
}

.glow-orb {
    position: fixed;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.08) 0%, rgba(0,0,0,0) 70%);
    pointer-events: none;
    z-index: -1;
    transform: translate(-50%, -50%);
    transition: left 0.1s ease-out, top 0.1s ease-out;
}

[data-theme="cyberpunk"] #glow-orb {
    background: radial-gradient(circle, rgba(57, 255, 20, 0.06) 0%, rgba(0,0,0,0) 70%);
}
[data-theme="terminal"] #glow-orb {
    background: radial-gradient(circle, rgba(51, 255, 51, 0.06) 0%, rgba(0,0,0,0) 70%);
}
[data-theme="synthwave"] #glow-orb {
    background: radial-gradient(circle, rgba(255, 0, 255, 0.06) 0%, rgba(0,0,0,0) 70%);
}

/* --- LAYOUT UTILITIES --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* --- HEADER / NAVIGATION --- */
.header {
    background-color: rgba(10, 12, 16, 0.8);
    backdrop-filter: blur(8px);
    border-bottom: var(--border-chunky);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: var(--transition);
}

[data-theme="terminal"] .header {
    background-color: rgba(5, 8, 5, 0.85);
}

[data-theme="synthwave"] .header {
    background-color: rgba(15, 8, 29, 0.85);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
    transition: var(--transition);
}

.logo span {
    color: var(--accent);
    display: inline-block;
    animation: blink 1.5s infinite step-end;
}

.nav {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    border: 1px solid transparent;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--accent);
    background-color: rgba(255, 255, 255, 0.02);
}

.nav-link.active {
    color: var(--bg-primary);
    background-color: var(--accent);
    border-color: var(--accent);
    font-weight: 700;
    box-shadow: 0 0 10px var(--shadow-color);
}

/* --- BUTTONS --- */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    border: var(--border-chunky);
}

.btn-primary {
    background-color: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
    box-shadow: 4px 4px 0px var(--border-color);
}

.btn-primary:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0px var(--accent-alt);
}

.btn-primary:active {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0px var(--border-color);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
    box-shadow: 4px 4px 0px rgba(0, 0, 0, 0.15);
}

.btn-secondary:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0px var(--accent);
    border-color: var(--accent);
    color: var(--accent);
}

.btn-secondary:active {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0px var(--border-color);
}

.btn-sm {
    padding: 0.4rem 1rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: var(--border-chunky);
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-sm:hover {
    background-color: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
}

/* --- MAIN SECTIONS MANAGEMENT --- */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.section {
    display: none;
    padding: 5rem 0;
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.4s ease-out, transform 0.4s ease-out;
}

.section.active-section {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* --- HERO SECTION --- */
.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    min-height: calc(100vh - 200px);
}

.hero-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.badge {
    background-color: var(--bg-tertiary);
    border: var(--border-chunky);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    margin-bottom: 1.5rem;
    box-shadow: 2px 2px 0px var(--border-color);
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    font-weight: 700;
    margin-bottom: 1.5rem;
    letter-spacing: -1.5px;
}

.highlight {
    color: transparent;
    -webkit-text-stroke: 1.5px var(--accent);
    position: relative;
    display: inline-block;
}

[data-theme="terminal"] .highlight {
    -webkit-text-stroke: 1.5px var(--accent);
    text-shadow: 0 0 5px var(--accent);
    color: var(--accent);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
}

/* --- HERO WIDGET (SANDBOX) --- */
.hero-widget-container {
    background-color: var(--bg-secondary);
    border: var(--border-chunky);
    border-radius: var(--border-radius);
    box-shadow: 8px 8px 0px var(--bg-tertiary);
    overflow: hidden;
    transition: var(--transition);
}

.hero-widget-container:hover {
    box-shadow: 12px 12px 0px var(--border-color);
}

.widget-header {
    background-color: var(--bg-tertiary);
    padding: 0.8rem 1.2rem;
    display: flex;
    align-items: center;
    border-bottom: var(--border-chunky);
}

.widget-dots {
    display: flex;
    gap: 6px;
    margin-right: 1.5rem;
}

.widget-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot-red { background-color: var(--accent-alt); }
.dot-yellow { background-color: var(--accent-cyan); }
.dot-green { background-color: var(--accent); }

.widget-title {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.widget-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.game-instructions {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    text-align: center;
}

.sandbox-grid {
    display: grid;
    grid-template-columns: repeat(5, 50px);
    grid-template-rows: repeat(5, 50px);
    gap: 6px;
    background-color: var(--bg-primary);
    padding: 8px;
    border-radius: 8px;
    border: var(--border-chunky);
    margin-bottom: 1.2rem;
}

.sandbox-cell {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    cursor: pointer;
    transition: var(--transition);
    overflow: hidden;
}

.sandbox-cell:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--accent);
}

/* Dots inside the sandbox cell */
.cell-dots-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 3px;
    width: 80%;
    height: 80%;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    transition: var(--transition);
    animation: popIn 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.dot.player-1 {
    background-color: var(--accent); /* green */
    box-shadow: 0 0 6px var(--accent);
}

.dot.player-2 {
    background-color: var(--accent-alt); /* pink */
    box-shadow: 0 0 6px var(--accent-alt);
}

.sandbox-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding-top: 0.5rem;
}

#turn-indicator {
    color: var(--accent);
    font-weight: 700;
}

#turn-indicator.p2-turn {
    color: var(--accent-alt);
}

/* --- GAMES SECTION --- */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.section-desc {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.games-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.game-card {
    background-color: var(--bg-secondary);
    border: var(--border-chunky);
    border-radius: var(--border-radius);
    display: grid;
    grid-template-columns: 350px 1fr;
    overflow: hidden;
    box-shadow: 6px 6px 0px var(--bg-tertiary);
    transition: var(--transition);
}

.game-card:hover {
    transform: translateY(-4px);
    box-shadow: 10px 10px 0px var(--border-color);
}

.game-visual {
    background-color: var(--bg-tertiary);
    border-right: var(--border-chunky);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    position: relative;
    min-height: 250px;
}

/* Animations for visuals */
.reaction-visual .neo-nodes {
    display: flex;
    gap: 1.5rem;
}

.neo-nodes .node {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.pulse-green {
    background-color: var(--accent);
    animation: floatGlowGreen 3s infinite ease-in-out;
}
.pulse-red {
    background-color: var(--accent-alt);
    animation: floatGlowRed 3s infinite ease-in-out;
    animation-delay: 1s;
}
.pulse-blue {
    background-color: var(--accent-cyan);
    animation: floatGlowBlue 3s infinite ease-in-out;
    animation-delay: 2s;
}

.wordicate-visual .wordicate-grid {
    display: grid;
    grid-template-columns: repeat(2, 50px);
    gap: 8px;
}

.wordicate-grid .letter-tile {
    width: 50px;
    height: 50px;
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: 6px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1.2rem;
    animation: rotateTile 6s infinite ease-in-out;
}

.wordicate-grid .letter-tile:nth-child(2) { animation-delay: 1.5s; }
.wordicate-grid .letter-tile:nth-child(3) { animation-delay: 3s; }
.wordicate-grid .letter-tile:nth-child(4) { animation-delay: 4.5s; }

.wordicate-grid .letter-tile.active {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 10px var(--shadow-color);
}

.future-visual {
    flex-direction: column;
}

.future-symbols {
    font-family: var(--font-mono);
    font-size: 1.8rem;
    color: var(--text-muted);
}

.loading-scanner {
    position: absolute;
    width: 100%;
    height: 2px;
    background: linear-gradient(to right, transparent, var(--accent), transparent);
    top: 0;
    left: 0;
    animation: scanLine 2.5s infinite linear;
}

.game-info {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.game-header {
    margin-bottom: 1rem;
}

.game-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.game-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent);
    background-color: rgba(57, 255, 20, 0.05);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    border: 1px solid rgba(57, 255, 20, 0.2);
}

[data-theme="synthwave"] .game-tag {
    color: var(--accent);
    background-color: rgba(255, 0, 255, 0.05);
    border: 1px solid rgba(255, 0, 255, 0.2);
}

.game-tag.status-cooking {
    color: var(--accent-cyan);
    background-color: rgba(0, 240, 255, 0.05);
    border-color: rgba(0, 240, 255, 0.2);
}

.game-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.btn-game {
    display: inline-block;
    padding: 0.7rem 1.4rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    text-decoration: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
    border: var(--border-chunky);
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-game:hover {
    background-color: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--shadow-color);
}

.btn-game.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-game.disabled:hover {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-color);
    box-shadow: none;
}

/* --- PRIVACY SECTION --- */


.privacy-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.privacy-card-link {
    text-decoration: none;
    color: inherit;
}

.privacy-card {
    background-color: var(--bg-secondary);
    border: var(--border-chunky);
    border-radius: var(--border-radius);
    padding: 2rem;
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.privacy-card:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 4px 4px 0px var(--accent);
}

.privacy-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.privacy-card-header h4 {
    font-size: 1.25rem;
    font-weight: 700;
}

.arrow-icon {
    font-family: var(--font-mono);
    color: var(--text-muted);
    font-weight: 700;
    transition: var(--transition);
}

.privacy-card:hover .arrow-icon {
    color: var(--accent);
    transform: translateX(4px);
}

.privacy-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.privacy-card-meta {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* --- ABOUT SECTION --- */
.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
}

.about-text-block h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent-alt);
}

.about-text-block p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-spec-box {
    background-color: var(--bg-secondary);
    border: var(--border-chunky);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: 4px 4px 0px var(--bg-tertiary);
    height: fit-content;
}

.about-spec-box h4 {
    font-family: var(--font-mono);
    color: var(--accent);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.spec-list {
    list-style: none;
}

.spec-list li {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.spec-list li strong {
    color: var(--text-primary);
}

/* --- FOOTER --- */
.footer {
    background-color: var(--bg-primary);
    border-top: var(--border-chunky);
    padding: 3rem 0;
    margin-top: auto;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-left p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-left .subtle {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    margin-top: 0.3rem;
}

.btn-theme {
    background-color: var(--bg-tertiary);
    border: var(--border-chunky);
    color: var(--text-primary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.btn-theme:hover {
    background-color: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
    box-shadow: 0 0 8px var(--shadow-color);
}

/* --- ANIMATIONS --- */
@keyframes blink {
    from, to { opacity: 1; }
    50% { opacity: 0; }
}

@keyframes popIn {
    0% { transform: scale(0); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes scanLine {
    0% { top: 0; }
    50% { top: 100%; }
    100% { top: 0; }
}

@keyframes floatGlowGreen {
    0%, 100% { transform: translateY(0); box-shadow: 0 0 10px rgba(57, 255, 20, 0.2); }
    50% { transform: translateY(-10px); box-shadow: 0 0 25px rgba(57, 255, 20, 0.6); }
}

@keyframes floatGlowRed {
    0%, 100% { transform: translateY(0); box-shadow: 0 0 10px rgba(255, 0, 127, 0.2); }
    50% { transform: translateY(-10px); box-shadow: 0 0 25px rgba(255, 0, 127, 0.6); }
}

@keyframes floatGlowBlue {
    0%, 100% { transform: translateY(0); box-shadow: 0 0 10px rgba(0, 240, 255, 0.2); }
    50% { transform: translateY(-10px); box-shadow: 0 0 25px rgba(0, 240, 255, 0.6); }
}

@keyframes rotateTile {
    0%, 100% { transform: rotate(0deg); }
    40% { transform: rotate(3deg); }
    70% { transform: rotate(-3deg); }
}

/* --- RESPONSIVE BREAKPOINTS --- */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
        min-height: auto;
        padding-top: 2rem;
    }
    
    .hero-text {
        align-items: center;
    }

    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-widget-container {
        width: 100%;
        max-width: 450px;
        margin: 0 auto;
    }

    .game-card {
        grid-template-columns: 1fr;
    }

    .game-visual {
        border-right: none;
        border-bottom: var(--border-chunky);
        height: 200px;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        height: auto;
        padding: 1rem 0;
        gap: 1rem;
    }

    .nav {
        gap: 0.5rem;
    }
    
    .nav-link {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }

    .section {
        padding: 3rem 0;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .privacy-cards-grid {
        grid-template-columns: 1fr;
    }

    .footer-container {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}