@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --bg: #0a0e12;
  --panel: #121820;
  --panel-2: #171f29;
  --border: #232d38;
  --text: #e6edf3;
  --muted: #8b98a5;
  --accent: #2dd4bf;
  --accent-dim: #1b8f82;
  --amber: #f59e0b;
  --red: #f97066;
  --radius: 10px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  background-image:
    radial-gradient(circle at 15% 0%, rgba(45, 212, 191, 0.07), transparent 40%),
    radial-gradient(circle at 85% 20%, rgba(45, 212, 191, 0.04), transparent 35%);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.55;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 0.5em;
}

code, .mono { font-family: var(--font-mono); }

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Nav ---------- */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}
.nav .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--text);
}
.nav .brand .dot { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 14.5px; }
.nav-links a { color: var(--muted); }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-links .cta {
  background: var(--accent);
  color: #04211d;
  padding: 8px 16px;
  border-radius: 8px;
  font-weight: 600;
}
.nav-links .cta:hover { background: #4fe3cf; text-decoration: none; }

/* ---------- Buttons / forms ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14.5px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.btn:hover { border-color: var(--accent-dim); text-decoration: none; }
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #04211d;
  font-weight: 600;
}
.btn-primary:hover { background: #4fe3cf; }
.btn-danger { color: var(--red); }
.btn-danger:hover { border-color: var(--red); }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-block { width: 100%; }

input, textarea, select {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 14.5px;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
}
label { display: block; font-size: 13.5px; color: var(--muted); margin: 14px 0 6px; }
label:first-child { margin-top: 0; }

.field-group { margin-bottom: 4px; }

.subdomain-input-row {
  display: flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--panel-2);
}
.subdomain-input-row input {
  border: none;
  background: transparent;
  flex: 1;
}
.subdomain-input-row input:focus { outline: none; }
.subdomain-input-row .suffix {
  padding: 10px 12px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 13.5px;
  white-space: nowrap;
  border-left: 1px solid var(--border);
}

/* ---------- Cards / panels ---------- */
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.alert {
  padding: 12px 14px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
  border: 1px solid;
}
.alert-error { background: rgba(249, 112, 102, 0.08); border-color: rgba(249,112,102,0.4); color: #ffb4ac; }
.alert-success { background: rgba(45, 212, 191, 0.08); border-color: rgba(45,212,191,0.4); color: var(--accent); }

.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  font-family: var(--font-mono);
}
.badge-live { background: rgba(45, 212, 191, 0.12); color: var(--accent); }
.badge-stale { background: rgba(245, 158, 11, 0.12); color: var(--amber); }
.badge-off { background: rgba(139, 152, 165, 0.12); color: var(--muted); }

/* ---------- Hero / terminal ---------- */
.hero {
  padding: 72px 0 56px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero .eyebrow {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}
.hero h1 { font-size: 42px; letter-spacing: -0.01em; }
.hero p.lead { color: var(--muted); font-size: 17px; max-width: 46ch; margin: 14px 0 28px; }
.hero .actions { display: flex; gap: 12px; }

.terminal {
  background: #0d1117;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 20px 60px -20px rgba(0,0,0,0.6);
}
.terminal .term-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 10px 14px;
  background: var(--panel-2);
  border-bottom: 1px solid var(--border);
}
.term-bar span { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.term-bar .r { background: #f97066; }
.term-bar .y { background: #f59e0b; }
.term-bar .g { background: #2dd4bf; }
.terminal pre {
  margin: 0;
  padding: 18px 16px 22px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: #c9d1d9;
  min-height: 220px;
  overflow-x: auto;
}
.terminal .muted { color: var(--muted); }
.terminal .prompt { color: var(--accent); }
.terminal .ok { color: var(--accent); }
.terminal .cursor {
  display: inline-block;
  width: 7px;
  height: 15px;
  background: var(--accent);
  vertical-align: middle;
  animation: blink 1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Feature grid ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin: 40px 0; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.feature .icon { color: var(--accent); font-family: var(--font-mono); font-size: 13px; margin-bottom: 10px; }
.feature h3 { font-size: 16.5px; margin-bottom: 6px; }
.feature p { color: var(--muted); font-size: 14px; margin: 0; }

.compat-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
}
.compat-strip span {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--muted);
  background: var(--panel-2);
  border: 1px solid var(--border);
  padding: 5px 10px;
  border-radius: 6px;
}

section.section { padding: 48px 0; border-top: 1px solid var(--border); }
section.section h2 { font-size: 26px; margin-bottom: 8px; }
section.section .section-lead { color: var(--muted); max-width: 60ch; margin-bottom: 28px; }

/* ---------- Auth pages ---------- */
.auth-wrap {
  max-width: 400px;
  margin: 64px auto;
  padding: 0 20px;
}
.auth-wrap h1 { font-size: 24px; text-align: center; }
.auth-wrap .sub { text-align: center; color: var(--muted); font-size: 14px; margin-bottom: 28px; }
.auth-wrap .switch { text-align: center; margin-top: 18px; font-size: 14px; color: var(--muted); }

/* ---------- Dashboard ---------- */
.page-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin: 36px 0 22px;
  flex-wrap: wrap;
  gap: 8px;
}
.page-header h1 { font-size: 24px; margin: 0; }
.page-header .meta { color: var(--muted); font-size: 14px; }

.domain-row {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 0.9fr 0.7fr auto;
  gap: 14px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 10px;
  background: var(--panel);
}
.domain-row .fqdn { font-family: var(--font-mono); font-size: 14.5px; }
.domain-row .label { display: block; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 3px; }
.domain-row .value { font-family: var(--font-mono); font-size: 13.5px; }
.domain-actions { display: flex; gap: 8px; justify-content: flex-end; }

.update-url-box {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--muted);
  word-break: break-all;
  margin-top: 8px;
}

.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 22px 0 34px; }
.stat-card { padding: 18px; }
.stat-card .num { font-family: var(--font-display); font-size: 28px; font-weight: 700; }
.stat-card .lbl { color: var(--muted); font-size: 13px; margin-top: 4px; }

table.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data-table th {
  text-align: left;
  color: var(--muted);
  font-weight: 500;
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}
table.data-table td { padding: 12px; border-bottom: 1px solid var(--border); font-family: var(--font-mono); font-size: 13.5px; }
table.data-table tr:last-child td { border-bottom: none; }
.table-wrap { overflow-x: auto; }

.admin-tabs { display: flex; gap: 4px; margin: 24px 0; border-bottom: 1px solid var(--border); }
.admin-tabs a {
  padding: 10px 16px;
  color: var(--muted);
  font-size: 14px;
  border-bottom: 2px solid transparent;
}
.admin-tabs a.active { color: var(--text); border-color: var(--accent); }
.admin-tabs a:hover { text-decoration: none; color: var(--text); }

footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
  margin-top: 60px;
  color: var(--muted);
  font-size: 13.5px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
footer a { color: var(--muted); }
footer .links { display: flex; gap: 18px; }

.prose h2 { font-size: 19px; margin-top: 28px; }
.prose p, .prose li { color: #c3ccd4; font-size: 14.5px; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding-top: 40px; }
  .grid-3, .grid-2, .stat-grid { grid-template-columns: 1fr 1fr; }
  .domain-row { grid-template-columns: 1fr; }
  .domain-actions { justify-content: flex-start; }
}
@media (max-width: 560px) {
  .nav-links { gap: 12px; }
  .grid-3, .grid-2, .stat-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 30px; }
}

@media (prefers-reduced-motion: reduce) {
  .cursor { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Confirmation modal ---------- */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 11, 0.65);
  backdrop-filter: blur(2px);
  z-index: 200;
  align-items: center;
  justify-content: center;
}
.modal-backdrop.open { display: flex; }
.modal-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 24px 70px -20px rgba(0,0,0,0.7);
  animation: modal-in 0.15s ease;
}
@keyframes modal-in {
  from { opacity: 0; transform: translateY(6px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.modal-box h3 { margin-bottom: 10px; font-size: 17px; }
.modal-box p { color: var(--muted); font-size: 14px; margin: 0; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 22px; }

/* ---------- Misc additions ---------- */
.history-toggle { font-size: 13px; color: var(--accent); background: none; border: none; cursor: pointer; padding: 0; }
.history-panel { margin-top: 10px; }
select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 18px) center, calc(100% - 13px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}
.form-inline-row { display: flex; gap: 10px; align-items: flex-end; }
.form-inline-row > div { flex: 1; }
.provider-fields { border-top: 1px dashed var(--border); margin-top: 16px; padding-top: 16px; }
.hint { color: var(--muted); font-size: 12.5px; margin-top: 4px; }