/* mang.quest - Cyberpunk Wire-Mesh Observatory */

:root {
    --deep-terminal: #0a0e14;
    --darker: #0d1117;
    --neon-pink: #d946ef;
    --sky-blue: #0ea5e9;
    --amber: #f59e0b;
    --packet-green: #00d4aa;
    --muted: #7a8899;
    --light-wire: #c0d0e0;
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--deep-terminal);
    color: var(--light-wire);
    font-family: var(--font-body);
    overflow-x: hidden;
}

#network-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* Hex grid background overlay */
.hex-grid-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        repeating-linear-gradient(
            60deg,
            rgba(0, 212, 170, 0.04) 0px,
            rgba(0, 212, 170, 0.04) 1px,
            transparent 1px,
            transparent 40px
        ),
        repeating-linear-gradient(
            -60deg,
            rgba(0, 212, 170, 0.04) 0px,
            rgba(0, 212, 170, 0.04) 1px,
            transparent 1px,
            transparent 40px
        ),
        repeating-linear-gradient(
            0deg,
            rgba(0, 212, 170, 0.03) 0px,
            rgba(0, 212, 170, 0.03) 1px,
            transparent 1px,
            transparent 40px
        );
    pointer-events: none;
    z-index: 0;
}

/* ===================== LAYERS ===================== */
.layer {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
}

/* ===================== NODE MAP (HERO) ===================== */
.node-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.domain-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2.5rem, 6vw, 5rem);
    color: var(--light-wire);
    letter-spacing: 0.04em;
    opacity: 0;
    animation: fadeGlow 1s ease 0.3s forwards;
}

.domain-title .dot {
    color: var(--neon-pink);
}

.domain-title .tld {
    color: var(--sky-blue);
}

.domain-hangul {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 1.1rem;
    color: var(--packet-green);
    margin-top: 0.75rem;
    opacity: 0;
    animation: fadeIn 0.8s ease 0.8s forwards;
}

.domain-meaning {
    font-family: var(--font-mono);
    font-weight: 400;
    font-size: 0.8rem;
    color: var(--muted);
    letter-spacing: 0.1em;
    margin-top: 0.5rem;
    opacity: 0;
    animation: fadeIn 0.8s ease 1.2s forwards;
}

@keyframes fadeGlow {
    from { opacity: 0; text-shadow: 0 0 0 rgba(217, 70, 239, 0); }
    to { opacity: 1; text-shadow: 0 0 30px rgba(217, 70, 239, 0.15); }
}

@keyframes fadeIn {
    to { opacity: 1; }
}

/* ===================== LAYER HEADERS ===================== */
.layer-header {
    text-align: center;
    margin-bottom: 3rem;
}

.layer-num {
    font-family: var(--font-mono);
    font-weight: 500;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    color: var(--neon-pink);
    display: block;
    margin-bottom: 0.5rem;
}

.layer-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: var(--light-wire);
    letter-spacing: 0.04em;
    margin-bottom: 0.75rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.layer-title.visible {
    opacity: 1;
    transform: translateY(0);
}

.layer-desc {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 1rem;
    color: var(--muted);
    max-width: 500px;
    margin: 0 auto;
}

/* ===================== HEX CARDS ===================== */
.hex-cards {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.hex-card {
    background: rgba(13, 17, 23, 0.8);
    border: 1px solid rgba(0, 212, 170, 0.15);
    padding: 2rem;
    text-align: center;
    width: 200px;
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.hex-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.hex-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--sky-blue);
    display: block;
    margin-bottom: 0.5rem;
}

.hex-value {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.8rem;
    color: var(--packet-green);
    margin-bottom: 0.5rem;
}

.hex-note {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 0.75rem;
    color: var(--muted);
}

/* ===================== TOPOLOGY SHOWCASE ===================== */
.topology-showcase {
    display: flex;
    gap: 3rem;
    flex-wrap: wrap;
    justify-content: center;
}

.topology {
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.topology.visible {
    opacity: 1;
    transform: translateY(0);
}

.topo-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--muted);
    display: block;
    margin-top: 0.75rem;
    text-transform: uppercase;
}

/* ===================== TERMINAL BLOCK ===================== */
.terminal-block {
    max-width: 600px;
    width: 100%;
    background: var(--darker);
    border: 1px solid rgba(192, 208, 224, 0.1);
    border-radius: 8px;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.terminal-block.visible {
    opacity: 1;
    transform: translateY(0);
}

.terminal-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: rgba(192, 208, 224, 0.05);
    border-bottom: 1px solid rgba(192, 208, 224, 0.08);
}

.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.terminal-dot.red { background: #ff5f57; }
.terminal-dot.yellow { background: #febc2e; }
.terminal-dot.green { background: #28c840; }

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--muted);
    margin-left: auto;
}

.terminal-body {
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    line-height: 1.8;
}

.terminal-body p {
    margin-bottom: 0.25rem;
}

.t-prompt {
    color: var(--packet-green);
}

.t-cmd {
    color: var(--sky-blue);
}

.t-arg {
    color: var(--muted);
}

.t-output {
    color: var(--light-wire);
    opacity: 0.7;
}

.t-latency {
    color: var(--amber);
}

.t-success {
    color: var(--packet-green);
    opacity: 1;
}

/* ===================== HORIZON ===================== */
.horizon-layer {
    min-height: 30vh;
    text-align: center;
}

.horizon-domain {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--light-wire);
    letter-spacing: 0.04em;
}

.horizon-sub {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--neon-pink);
    letter-spacing: 0.1em;
    margin-top: 0.5rem;
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 768px) {
    .hex-cards {
        gap: 1rem;
    }

    .hex-card {
        width: 160px;
        padding: 1.5rem;
    }

    .topology-showcase {
        gap: 1.5rem;
    }

    .topology svg {
        width: 140px;
        height: 140px;
    }
}