:root {
    --bg-color: #f6f8f5;
    --card-bg: #ffffff;
    --text-dark: #2e3a2f;
    --text-muted: #6e7c70;
    --primary-green: #2e7d32;
    --light-green: #e8f5e9;
    --border-color: #e0e6e0;
    --active-green: #4caf50;
    --blocked-grey: #e0e0e0;
    --font-family: 'Outfit', sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-dark);
    font-family: var(--font-family);
    font-size: 15px;
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 5vw;
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}

.logo a {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.logo a span {
    color: var(--primary-green);
}

.navigation {
    display: flex;
    gap: 24px;
}

.navigation a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    padding: 8px 16px;
    border-radius: 20px;
    transition: all 0.3s;
}

.navigation a:hover, .navigation a.active {
    color: var(--primary-green);
    background-color: var(--light-green);
}

/* Wrapper */
.wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 5vw 80px;
}

/* Hero */
.hero-block {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 50px;
    align-items: center;
    margin-bottom: 60px;
}

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

.badge {
    display: inline-block;
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary-green);
    background-color: var(--light-green);
    border-radius: 30px;
    margin-bottom: 20px;
    letter-spacing: 0.5px;
}

.hero-content h1 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.15;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.hero-text {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 30px;
}

.highlight-strip {
    display: flex;
    align-items: center;
    gap: 15px;
    background-color: var(--light-green);
    padding: 12px 24px;
    border-radius: 12px;
    margin-bottom: 30px;
}

.highlight-strip .num {
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--primary-green);
    line-height: 1;
}

.highlight-strip .txt {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--primary-green);
}

.button-row {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    font-size: 0.9rem;
    font-weight: 700;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-green {
    background-color: var(--primary-green);
    color: #ffffff;
    border: none;
    box-shadow: 0 4px 12px rgba(46, 125, 50, 0.2);
}

.btn-green:hover {
    background-color: #215c25;
    box-shadow: 0 6px 16px rgba(46, 125, 50, 0.3);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-dark);
    border: 1.5px solid var(--border-color);
}

.btn-outline:hover {
    background-color: #fff;
    border-color: var(--primary-green);
    color: var(--primary-green);
}

.w-100 {
    width: 100%;
}

.demo-only-note {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Ring Graphic */
.hero-figure {
    display: flex;
    justify-content: center;
}

.green-glow-ring {
    width: min(320px, 55vw);
    aspect-ratio: 1;
    border: 15px solid var(--light-green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(46, 125, 50, 0.05);
}

.pulse-core {
    width: 60%;
    height: 60%;
    background-color: var(--primary-green);
    border-radius: 50%;
    animation: pulseGlow 3s ease-in-out infinite alternate;
}

@keyframes pulseGlow {
    from { transform: scale(0.9); opacity: 0.7; }
    to { transform: scale(1.05); opacity: 0.95; box-shadow: 0 0 30px rgba(46, 125, 50, 0.3); }
}

/* Game Area */
.grid-shell {
    display: grid;
    grid-template-columns: 280px 1fr 280px;
    gap: 30px;
    margin-top: 40px;
}

.panel {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.015);
}

.panel-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
    margin-bottom: 20px;
    letter-spacing: 1px;
}

.stats-box {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 25px;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 10px;
}

.stat-item span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.stat-item strong {
    font-size: 1.3rem;
    color: var(--primary-green);
}

/* Board */
.board-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-weight: 700;
    font-size: 0.9rem;
}

.status-ready {
    color: var(--primary-green);
    background-color: var(--light-green);
    padding: 2px 8px;
    border-radius: 4px;
}

.circuit-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
}

.circuit-tile {
    aspect-ratio: 1;
    border: 1px solid var(--border-color);
    background-color: var(--bg-color);
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s;
    outline: none;
}

.circuit-tile:hover:not(:disabled) {
    background-color: #fff;
    border-color: var(--primary-green);
}

.circuit-tile.active {
    background-color: var(--active-green);
    border-color: var(--active-green);
    color: #fff;
    box-shadow: 0 4px 10px rgba(76, 175, 80, 0.3);
}

.circuit-tile.blocked {
    background-color: var(--blocked-grey);
    border-color: var(--border-color);
    color: rgba(0,0,0,0.1);
    cursor: not-allowed;
}

.circuit-tile.goal {
    border-color: #f44336;
    color: #f44336;
}

.circuit-tile.goal.active {
    background-color: #f44336;
    border-color: #f44336;
    color: #fff;
    box-shadow: 0 4px 10px rgba(244, 67, 54, 0.3);
}

/* Modifiers & Reward */
.stream-queue {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 25px;
}

.queue-node {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--text-dark);
}

.reward-banner {
    background: linear-gradient(135deg, var(--primary-green), #1b5e20);
    color: #ffffff;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 4px 12px rgba(46, 125, 50, 0.15);
}

.reward-banner span {
    font-size: 0.75rem;
    font-weight: 700;
    opacity: 0.8;
    display: block;
    margin-bottom: 5px;
}

.reward-banner strong {
    font-size: 1.25rem;
    display: block;
    margin-bottom: 5px;
}

.reward-banner small {
    font-size: 0.75rem;
    opacity: 0.6;
}

/* SEO Cards */
.seo-section {
    padding: 80px 0 20px;
    border-top: 1px solid var(--border-color);
}

.seo-title {
    font-size: 1.6rem;
    margin-bottom: 30px;
    text-align: center;
    color: var(--text-dark);
}

.seo-layout {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.clean-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.01);
}

.clean-card h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: var(--primary-green);
}

.clean-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Subpage Layouts */
.page-container {
    max-width: 800px;
    margin: 40px auto 0;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.01);
}

.back-btn {
    display: inline-flex;
    align-items: center;
    color: var(--primary-green);
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 25px;
}

.page-container h1 {
    font-size: 2.1rem;
    margin-bottom: 25px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
}

.page-container h2 {
    font-size: 1.3rem;
    margin: 25px 0 10px;
    color: var(--primary-green);
}

.page-container p {
    color: var(--text-muted);
    margin-bottom: 15px;
}

.page-container ul {
    margin-left: 20px;
    margin-bottom: 15px;
    color: var(--text-muted);
}

.page-container li {
    margin-bottom: 6px;
}

/* Contact Form */
.form-box {
    margin-top: 25px;
}

.form-item {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
}

.form-label {
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-muted);
}

.form-field {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
    transition: all 0.3s;
}

.form-field:focus {
    border-color: var(--primary-green);
    background-color: #fff;
}

/* Footer */
.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 5vw;
    border-top: 1px solid var(--border-color);
    background-color: var(--card-bg);
    margin-top: 80px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a:hover {
    color: var(--primary-green);
}

/* Responsive */
@media (max-width: 1024px) {
    .grid-shell {
        grid-template-columns: 1fr;
    }
    .hero-block {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-content {
        align-items: center;
    }
    .hero-figure {
        display: none;
    }
    .seo-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 15px;
    }
    .navigation {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }
    .footer {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}