/*
  DnDGem public Alpha site — developer entry point for https://dndgem.dev
*/

@import url('https://fonts.bunny.net/css?family=fraunces:600,700|ibm-plex-sans:400,500,600&display=swap');

:root {
  color-scheme: light;
  --ink: #12202a;
  --muted: #4a5d6a;
  --line: #c5d2db;
  --paper: #f3f7f9;
  --panel: rgba(255, 255, 255, 0.72);
  --accent: #0f6b5c;
  --accent-deep: #0a4a40;
  --warn: #8a4b2f;
  --ok: #1f6b4a;
  --shadow: 0 18px 50px rgba(18, 32, 42, 0.08);
  --max: 68rem;
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'IBM Plex Sans', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 55% at 12% -10%, rgba(15, 107, 92, 0.18), transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, rgba(61, 90, 128, 0.14), transparent 50%),
    linear-gradient(165deg, #eef4f7 0%, var(--paper) 42%, #e7eef2 100%);
  line-height: 1.55;
}

a {
  color: var(--accent-deep);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--accent);
}

img {
  max-width: 100%;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: #fff;
  padding: 0.5rem 0.75rem;
  z-index: 10;
}

.skip:focus {
  left: 0.75rem;
  top: 0.75rem;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.25rem 1.5rem 0;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  text-decoration: none;
  color: inherit;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.brand-by {
  font-size: 0.8rem;
  color: var(--muted);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.1rem;
  font-size: 0.95rem;
  font-weight: 500;
}

.nav a {
  text-decoration: none;
  color: var(--ink);
}

.nav a:hover,
.nav a[aria-current='page'] {
  color: var(--accent);
}

.hero {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3.5rem 1.5rem 2.5rem;
}

.hero-mark {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.25rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin: 0 0 0.65rem;
}

.hero-by {
  margin: 0 0 1.75rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero h1 {
  margin: 0 0 1rem;
  max-width: 18ch;
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3.6vw, 2.35rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.hero-lead {
  margin: 0 0 1.75rem;
  max-width: 38rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.15rem;
  border-radius: 0.35rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition:
    transform 160ms ease,
    background 160ms ease,
    border-color 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--accent);
  color: #fff;
}

.button-primary:hover {
  background: var(--accent-deep);
  color: #fff;
}

.button-secondary {
  background: var(--panel);
  border-color: var(--line);
  color: var(--ink);
  backdrop-filter: blur(8px);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0;
  padding: 0.35rem 0.7rem;
  border: 1px solid rgba(31, 107, 74, 0.35);
  border-radius: 999px;
  background: rgba(31, 107, 74, 0.08);
  color: var(--ok);
  font-size: 0.86rem;
  font-weight: 600;
}

.status-pill::before {
  content: '';
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--ok);
}

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
}

.section h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.55rem;
  letter-spacing: -0.02em;
}

.section > p {
  margin: 0 0 1rem;
  max-width: 42rem;
  color: var(--muted);
}

.distinction {
  margin: 1.25rem 0;
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--accent);
  background: var(--panel);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  white-space: pre-wrap;
}

.install {
  margin: 1rem 0 0;
  padding: 1rem 1.15rem;
  overflow-x: auto;
  border: 1px solid var(--line);
  background: #102029;
  color: #e8f2f0;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1.45;
}

.grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
}

@media (min-width: 720px) {
  .grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.tile {
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(8px);
}

.tile h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
}

.tile p,
.tile ul {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.tile ul {
  padding-left: 1.1rem;
}

.tile code {
  font-family: var(--font-mono);
  font-size: 0.88em;
}

.table-wrap {
  overflow-x: auto;
  margin-top: 1rem;
  border: 1px solid var(--line);
  background: var(--panel);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th,
td {
  padding: 0.7rem 0.85rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  font-weight: 600;
  background: rgba(18, 32, 42, 0.03);
}

tr:last-child td {
  border-bottom: 0;
}

.page {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 3.5rem;
}

.page h1 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  letter-spacing: -0.03em;
}

.lede {
  margin: 0 0 1.5rem;
  max-width: 40rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.prose h2 {
  margin: 2rem 0 0.65rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
}

.prose p,
.prose li {
  color: var(--muted);
}

.prose ul {
  padding-left: 1.2rem;
}

.note {
  margin: 1.25rem 0;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(138, 75, 47, 0.35);
  background: rgba(138, 75, 47, 0.08);
  color: var(--warn);
  font-size: 0.95rem;
}

.site-footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.5rem 2.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  margin-bottom: 0.75rem;
}

.site-footer a {
  color: var(--muted);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--accent);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .button:hover {
    transform: none;
  }
}