:root {
  --bg: #0b0f17;
  --panel: rgba(255, 255, 255, 0.06);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.72);
  --faint: rgba(255, 255, 255, 0.55);
  --line: rgba(255, 255, 255, 0.12);
  --accent: #ffd67a;
  --radius: 18px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: radial-gradient(1200px 600px at 20% 0%, rgba(255, 214, 122, 0.10), transparent 60%),
              radial-gradient(900px 500px at 80% 10%, rgba(120, 170, 255, 0.10), transparent 55%),
              var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
}

a { color: inherit; }
/* --- Layout with sidebar --- */

.layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 100vh;
}

.sidebar {
  padding: 28px 20px;
  border-right: 1px solid var(--line);
  background: rgba(11, 15, 23, 0.6);
  position: sticky;
  top: 0;
  align-self: start;
  height: 100vh;
}

.sidebar .brand {
  display: block;
  font-weight: 650;
  margin-bottom: 18px;
  text-decoration: none;
}

.sidebar .nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sidebar .nav a {
  margin: 0;
  color: var(--muted);
  text-decoration: none;
}

.sidebar .nav a:hover {
  color: var(--text);
}

.content {
  padding: 0 0 0 0;
}


.wrap {
  width: min(980px, calc(100% - 40px));
  margin: 0;
}


.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  background: rgba(11, 15, 23, 0.65);
  border-bottom: 1px solid var(--line);
  z-index: 10;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.brand {
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.nav a {
  text-decoration: none;
  margin-left: 14px;
  color: var(--muted);
}

.nav a:hover { color: var(--text); }

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: center;
  padding: 48px 0 24px;
}

.hero-text h1 {
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.08;
  margin: 0 0 12px;
  letter-spacing: -0.4px;
}

.lede {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

.cta-row { display: flex; gap: 10px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--accent);
  color: #161616;
  text-decoration: none;
  font-weight: 650;
  border: 1px solid rgba(255, 214, 122, 0.35);
}

.btn:hover { filter: brightness(0.98); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}

.btn-ghost:hover { border-color: rgba(255,255,255,0.22); }

.hero-cover {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.03);
}

.hero-cover img {
  width: 100%;
  display: block;
  aspect-ratio: 2 / 3;
  object-fit: cover;
}

.caption {
  padding: 12px 14px 14px;
  border-top: 1px solid var(--line);
}

.caption .title { font-weight: 650; }
.caption .subtitle { color: var(--muted); }

.panel {
  margin: 18px 0;
  padding: 22px 22px;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--line);
}

.panel h2 {
  margin: 0 0 10px;
  font-size: 1.15rem;
  letter-spacing: 0.1px;
}

.panel p {
  margin: 0 0 12px;
  color: var(--muted);
  line-height: 1.7;
}

.panel p:last-child { margin-bottom: 0; }

.link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 650;
}

.link:hover { text-decoration: underline; }

.fine {
  color: var(--faint);
  font-size: 0.95rem;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.95em;
  color: rgba(255,255,255,0.82);
}

.form {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.95rem;
}

input, textarea {
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(0,0,0,0.25);
  color: var(--text);
  padding: 10px 12px;
  font-size: 1rem;
}

input:focus, textarea:focus {
  outline: none;
  border-color: rgba(255, 214, 122, 0.45);
}

.footer {
  padding: 26px 0 44px;
  text-align: center;
}

@media (max-width: 860px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 28px;
  }
}