:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e222b;
  --border: #2a2f3a;
  --text: #e6e8ec;
  --muted: #9aa3b2;
  --accent: #6ea8fe;
  --ok: #3fb950;
  --warn: #d29922;
  --danger: #f85149;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.85em; color: var(--muted); }
.muted { color: var(--muted); }
h1 { font-size: 1.6rem; margin: 0 0 .2rem; }
h2 { font-size: 1.1rem; margin: 0 0 .4rem; }
.section { margin-top: 2rem; }

/* Top bar */
.topbar {
  display: flex; align-items: center; gap: 1.5rem;
  padding: 0 1.5rem; height: 56px;
  background: var(--panel); border-bottom: 1px solid var(--border);
}
.topbar .brand { color: var(--text); font-weight: 700; letter-spacing: .2px; }
.topbar .brand span { color: var(--muted); font-weight: 500; }
.nav-links { display: flex; gap: 1.1rem; }
.nav-links a { color: var(--muted); padding: .3rem 0; }
.nav-links a.on, .nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-user { margin-left: auto; display: flex; align-items: center; gap: .8rem; }
.nav-user .who { color: var(--muted); font-size: .9rem; }

/* Layout */
.container { max-width: 940px; margin: 2rem auto; padding: 0 1.5rem; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; }

/* Cards */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; margin-top: 1.2rem; }
.card {
  display: block; background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.1rem 1.2rem; color: var(--text);
}
a.card:hover { border-color: var(--accent); text-decoration: none; }
.link-card .url { display: block; margin-top: .6rem; }
.card.placeholder ul { margin: .4rem 0 .6rem 1.1rem; padding: 0; }
.card.placeholder li { margin: .25rem 0; }

/* Environments list */
.env-list { list-style: none; padding: 0; margin: .6rem 0; }
.env-list li { display: flex; align-items: center; gap: .7rem; padding: .5rem 0; border-bottom: 1px solid var(--border); }
.env-label { min-width: 90px; font-weight: 600; }

/* Forms */
.env-switch { display: flex; align-items: center; gap: .5rem; }
.env-switch label { color: var(--muted); font-size: .85rem; }
select, input[type=text], input[type=email] {
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: .5rem .6rem; font: inherit;
}
.add-form { display: flex; gap: 1rem; align-items: flex-end; margin: 1.2rem 0; }
.add-form .field { display: flex; flex-direction: column; gap: .3rem; flex: 1; }
.add-form label { color: var(--muted); font-size: .8rem; }

/* Buttons */
.btn { border: 1px solid var(--border); background: var(--panel-2); color: var(--text);
  border-radius: 8px; padding: .5rem .85rem; font: inherit; cursor: pointer; }
.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #06101f; font-weight: 600; }
.btn-primary:hover { filter: brightness(1.05); }
.btn-ghost { background: transparent; }
.btn-danger { color: var(--danger); border-color: transparent; background: transparent; }
.btn-danger:hover { border-color: var(--danger); }
.btn-github { background: #24292f; border-color: #24292f; color: #fff; display: inline-block; padding: .7rem 1.2rem; font-weight: 600; }
.inline { display: inline; }

/* Table */
table.data { width: 100%; border-collapse: collapse; margin-top: .5rem; }
table.data th, table.data td { text-align: left; padding: .6rem .5rem; border-bottom: 1px solid var(--border); }
table.data th { color: var(--muted); font-weight: 500; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }
table.data tr.inactive td { opacity: .55; }
.right { text-align: right; }
.actions form { margin-left: .3rem; }
.empty { margin-top: 1.5rem; }

/* Pills + flash */
.pill { display: inline-block; font-size: .72rem; padding: .12rem .5rem; border-radius: 999px;
  background: var(--panel-2); color: var(--muted); border: 1px solid var(--border); }
.pill.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.pill.warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }
.flash-wrap { margin: 1rem 0; }
.flash { padding: .6rem .9rem; border-radius: 8px; margin-bottom: .6rem; font-size: .92rem; }
.flash.ok { background: color-mix(in srgb, var(--ok) 14%, transparent); color: var(--ok); }
.flash.err { background: color-mix(in srgb, var(--danger) 14%, transparent); color: var(--danger); }

/* Login + error pages */
.login-body { display: grid; place-items: center; min-height: 100vh; }
.login-card { background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 2.2rem 2.4rem; text-align: center; max-width: 360px; }
.login-card h1 { margin-bottom: .3rem; }
.login-card .btn-github { margin-top: 1.2rem; }