:root {
    --bg: #050816;
    --bg-alt: #0b1020;
    --accent: #00f6ff;
    --accent-soft: rgba(0, 246, 255, 0.15);
    --text: #f5f5f5;
    --muted: #8b9bb4;
    --card: #111827;
    --border: #1f2937;
    --danger: #f97373;
    --success: #4ade80;
    --shadow: 0 18px 40px rgba(0,0,0,0.6);
}

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

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
                 "Segoe UI", sans-serif;
    background: radial-gradient(circle at top, #111827 0, #020617 45%, #000 100%);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    justify-content: center;
}

.page {
    width: 100%;
    max-width: 1120px;
    padding: 32px 16px 48px;
}

/* Header */

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-mark {
    width: 32px;
    height: 32px;
    border-radius: 10px;
    background:
        conic-gradient(from 210deg, #00f6ff, #38bdf8, #a855f7, #ec4899, #00f6ff);
    padding: 2px;
}

.logo-inner {
    width: 100%;
    height: 100%;
    border-radius: 8px;
    background: #020617;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 14px;
    letter-spacing: 1px;
    color: var(--accent);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-text span:first-child {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--muted);
}

.logo-text span:last-child {
    font-size: 15px;
    font-weight: 600;
}

.tag {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148,163,184,0.25);
    background: rgba(15,23,42,0.85);
    color: var(--muted);
}

/* Hero */

.hero {
    display: grid;
    grid-template-columns: minmax(0,1.5fr) minmax(0,1.3fr);
    gap: 32px;
    margin-bottom: 32px;
}

@media (max-width: 780px) {
    .hero {
        grid-template-columns: minmax(0,1fr);
    }
}

.hero-text h1 {
    font-size: clamp(30px, 4vw, 40px);
    margin-bottom: 12px;
}

.hero-text h1 span {
    background: linear-gradient(120deg, #22d3ee, #a855f7, #f97316);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-text p {
    color: var(--muted);
    font-size: 15px;
    line-height: 1.6;
    max-width: 480px;
    margin-bottom: 18px;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 18px;
}

.pill {
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid rgba(148,163,184,0.25);
    background: rgba(15,23,42,0.85);
    color: var(--muted);
}

.pill strong {
    color: var(--accent);
    font-weight: 500;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.btn {
    border-radius: 999px;
    padding: 9px 16px;
    font-size: 14px;
    border: 1px solid transparent;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: default;
    user-select: none;
}

.btn-primary {
    background: radial-gradient(circle at top left, #22d3ee, #2563eb);
    border-color: rgba(59,130,246,0.85);
    box-shadow: 0 15px 45px rgba(37,99,235,0.4);
}

.btn-primary span.icon {
    width: 18px;
    height: 18px;
    border-radius: 999px;
    background: rgba(15,23,42,0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
}

.btn-ghost {
    background: transparent;
    border-color: rgba(148,163,184,0.6);
    color: var(--muted);
}

.btn-ghost span.dot {
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: var(--success);
    box-shadow: 0 0 12px rgba(74,222,128,0.8);
}

/* Hero right — pseudo terminal */

.hero-terminal {
    background: radial-gradient(circle at top, #111827 0, #020617 65%);
    border-radius: 18px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    overflow: hidden;
    position: relative;
}

.term-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    border-bottom: 1px solid rgba(30,41,59,0.9);
    background: linear-gradient(90deg,#020617,#020617,#020617,#0b1120);
}

.term-dots {
    display: flex;
    gap: 6px;
}

.term-dot {
    width: 9px;
    height: 9px;
    border-radius: 999px;
}

.term-dot.red { background: #f97373; }
.term-dot.yellow { background: #facc15; }
.term-dot.green { background: #4ade80; }

.term-title {
    font-size: 12px;
    color: var(--muted);
}

.term-body {
    padding: 12px 14px 14px;
    font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
                 "Liberation Mono", "Courier New", monospace;
    font-size: 13px;
    line-height: 1.5;
    color: #e5e7eb;
}

.term-line {
    display: block;
    margin-bottom: 2px;
}

.term-prompt {
    color: #4ade80;
}

.term-comment {
    color: #64748b;
}

.term-key {
    color: #38bdf8;
}

.term-warn {
    color: var(--danger);
}

.blink::after {
    content: "▋";
    animation: blink 1.1s steps(1,end) infinite;
    margin-left: 3px;
}

@keyframes blink {
    0%,50% { opacity: 1; }
    50.01%,100% { opacity: 0; }
}

/* Cards */

.section {
    margin-top: 26px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 12px;
}

.section-header h2 {
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--muted);
}

.section-header span {
    font-size: 12px;
    color: #64748b;
}

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 14px;
}

.card {
    background: radial-gradient(circle at top left, #111827 0, #020617 60%);
    border-radius: 16px;
    border: 1px solid var(--border);
    padding: 14px 14px 13px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.55);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, rgba(56,189,248,0.16), transparent 55%);
    opacity: 0.9;
    pointer-events: none;
}

.card-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
}

.card-sub {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 10px;
}

.chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 4px;
}

.chip {
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 999px;
    border: 1px solid rgba(148,163,184,0.6);
    color: var(--muted);
    background: rgba(15,23,42,0.9);
}

.chip.accent {
    border-color: rgba(45,212,191,0.9);
    color: #a5f3fc;
    background: rgba(8,47,73,0.95);
}

.card-footer {
    font-size: 11px;
    color: #9ca3af;
    display: flex;
    justify-content: space-between;
    margin-top: 4px;
}

/* Stack strip */

.stack-strip {
    margin-top: 20px;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid rgba(148,163,184,0.35);
    background: linear-gradient(90deg,rgba(15,23,42,0.95),rgba(15,23,42,0.6));
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    font-size: 12px;
    color: var(--muted);
}

.stack-strip span.label {
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: #e5e7eb;
    margin-right: 4px;
}

.stack-item {
    padding: 3px 9px;
    border-radius: 999px;
    background: rgba(15,23,42,0.95);
    border: 1px solid rgba(55,65,81,0.9);
}

.stack-item strong {
    color: #e5e7eb;
}

/* Footer */

footer {
    margin-top: 24px;
    font-size: 11px;
    color: #6b7280;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 6px;
}

footer span.highlight {
    color: var(--accent);
}

@media (max-width: 640px) {
    .page {
        padding-top: 20px;
    }
    header {
        margin-bottom: 20px;
    }
    .hero-terminal {
        margin-top: 6px;
    }
    .stack-strip {
        border-radius: 14px;
    }
}