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

:root {
    --bg: #050810;
    --surface: #0a0f1e;
    --border: rgba(0, 200, 255, 0.12);
    --accent: #00c8ff;
    --accent2: #7b4fff;
    --accent3: #00ff9d;
    --text: #c8d8e8;
    --text-dim: #5a7080;
    --glow: 0 0 30px rgba(0, 200, 255, 0.15);
}

html { scroll-behavior: smooth; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ── CANVAS BG ── */
#bg-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

/* ── LAYOUT ── */
.wrap {
    position: relative;
    z-index: 1;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ── HEADER ── */
header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 2rem 0 1.5rem;
    border-bottom: 1px solid var(--border);
}

.logo-wrap img {
    height: 38px;
    filter: brightness(0) invert(1) drop-shadow(0 0 8px rgba(0,200,255,0.5));
}

.header-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    border: 1px solid var(--accent);
    padding: 4px 12px;
    border-radius: 2px;
    opacity: 0.7;
}

/* ── HERO ── */
.hero {
    padding: 7rem 0 5rem;
    text-align: center;
}

.hero-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.hero-label::before, .hero-label::after {
    content: '';
    width: 40px;
    height: 1px;
    background: var(--accent);
    opacity: 0.5;
}

h1 {
    font-size: clamp(2.2rem, 5vw, 3.6rem);
    font-weight: 300;
    letter-spacing: -0.02em;
    line-height: 1.15;
    color: #fff;
    margin-bottom: 2rem;
}

h1 span {
    background: linear-gradient(90deg, var(--accent), var(--accent2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text {
    max-width: 680px;
    margin: 0 auto 3rem;
    font-size: 1.05rem;
    font-weight: 300;
    color: var(--text-dim);
    line-height: 1.9;
}

.hero-text strong {
    color: var(--text);
    font-weight: 400;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: rgba(0,200,255,0.08);
    border: 1px solid var(--accent);
    color: var(--accent);
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    letter-spacing: 0.1em;
    padding: 12px 28px;
    text-decoration: none;
    transition: all 0.25s;
    position: relative;
    overflow: hidden;
}

.hero-cta::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent);
    opacity: 0;
    transition: opacity 0.25s;
}

.hero-cta:hover {
    color: var(--bg);
    box-shadow: var(--glow);
}

.hero-cta:hover::after { opacity: 1; }
.hero-cta span { position: relative; z-index: 1; }

/* ── STATUS BAR ── */
.status-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    padding: 1.2rem 2rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 2px;
    margin: 0 auto 5rem;
    max-width: 700px;
    flex-wrap: wrap;
}

.status-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--text-dim);
}

.dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent3);
    box-shadow: 0 0 6px var(--accent3);
    animation: pulse 2s ease-in-out infinite;
}

.dot.yellow { background: #ffd700; box-shadow: 0 0 6px #ffd700; }
.dot.blue { background: var(--accent); box-shadow: 0 0 6px var(--accent); }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* ── SECTION TITLE ── */
.section-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

h2 {
    font-size: 1.9rem;
    font-weight: 300;
    color: #fff;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

/* ── MCP SECTION ── */
.mcp-section {
    padding: 0 0 6rem;
}

.mcp-intro {
    max-width: 650px;
    color: var(--text-dim);
    margin-bottom: 3rem;
}

.mcp-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5px;
    background: var(--border);
    border: 1px solid var(--border);
}

.mcp-card {
    background: var(--surface);
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: background 0.25s;
}

.mcp-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px; height: 100%;
    background: var(--accent);
    opacity: 0;
    transition: opacity 0.25s;
}

.mcp-card:hover { background: #0d1525; }
.mcp-card:hover::before { opacity: 1; }

.card-icon {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    color: var(--accent);
    letter-spacing: 0.15em;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.card-title {
    font-size: 1rem;
    font-weight: 500;
    color: #fff;
    margin-bottom: 0.6rem;
}

.card-body {
    font-size: 0.875rem;
    color: var(--text-dim);
    line-height: 1.7;
}

/* ── ARCHITECTURE DIAGRAM ── */
.arch-section {
    padding: 0 0 6rem;
}

.arch-diagram {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 3rem 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    flex-wrap: wrap;
    position: relative;
    overflow: hidden;
}

.arch-diagram::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 50%, rgba(0,200,255,0.04) 0%, transparent 70%);
}

.arch-node {
    text-align: center;
    padding: 1.2rem 1.5rem;
    border: 1px solid var(--border);
    background: var(--bg);
    min-width: 130px;
    position: relative;
    z-index: 1;
}

.arch-node.highlight {
    border-color: var(--accent);
    box-shadow: 0 0 20px rgba(0,200,255,0.1);
}

.arch-node.highlight2 {
    border-color: var(--accent2);
    box-shadow: 0 0 20px rgba(123,79,255,0.1);
}

.node-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 0.4rem;
}

.node-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: #fff;
}

.arch-arrow {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.2rem;
    color: var(--accent);
    opacity: 0.4;
    padding: 0 0.5rem;
    flex-shrink: 0;
}

/* ── TOOLS SECTION ── */
.tools-section {
    padding: 0 0 6rem;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
}

.tool-item {
    background: var(--surface);
    padding: 1.2rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    transition: background 0.2s;
}

.tool-item:hover { background: #0d1525; }

.tool-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent3);
    flex-shrink: 0;
}

.tool-name { color: var(--text); font-weight: 500; }
.tool-type { color: var(--text-dim); font-size: 0.8rem; margin-left: auto; font-family: 'JetBrains Mono', monospace; }

/* ── FOOTER ── */
footer {
    border-top: 1px solid var(--border);
    padding: 2.5rem 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--text-dim);
}

.footer-logo img {
    height: 22px;
    filter: brightness(0) invert(1);
    opacity: 0.25;
}