:root {
  --ink: #14201c;
  --ink-soft: #3a4a44;
  --muted: #6b7a73;
  --paper: #f4f1ea;
  --paper-2: #ebe6db;
  --card: #fffcf6;
  --line: #d5cfc2;
  --accent: #0f6b5c;
  --accent-2: #148574;
  --accent-soft: #d8efe9;
  --danger: #b4232e;
  --danger-soft: #f8e4e6;
  --ok: #1a7a4c;
  --ok-soft: #d9f0e4;
  --warn: #9a6b12;
  --warn-soft: #f5ebcf;
  --shadow: 0 18px 50px rgba(20, 32, 28, 0.08);
  --radius: 14px;
  --font: "DM Sans", system-ui, sans-serif;
  --display: "Fraunces", Georgia, serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
}

.bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 480px at 8% -5%, rgba(15, 107, 92, 0.14), transparent 60%),
    radial-gradient(700px 420px at 100% 0%, rgba(154, 107, 18, 0.08), transparent 55%),
    linear-gradient(180deg, #f7f4ed 0%, var(--paper) 45%, #ebe8df 100%);
}
.bg::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cpath d='M0 60h120M60 0v120' stroke='%2314201c' stroke-opacity='0.04' stroke-width='1'/%3E%3C/svg%3E");
}

.hidden { display: none !important; }

.brand, .brand-sm {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--accent);
  margin: 0;
}
.brand { font-size: 1.65rem; }
.brand-sm { font-size: 0.95rem; margin-bottom: 0.15rem; }

h1, h2 {
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: -0.03em;
  margin: 0 0 0.35rem;
}
h1 { font-size: 2rem; }
h2 { font-size: 1.35rem; }

.lede {
  color: var(--muted);
  margin: 0 0 1.4rem;
  line-height: 1.45;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

.login-card {
  width: min(420px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  box-shadow: var(--shadow);
  padding: 2rem 1.75rem 1.5rem;
  animation: rise 0.45s ease-out;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}

.dash {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 3rem;
  animation: rise 0.35s ease-out;
}

.top {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.actions { display: flex; gap: 0.55rem; flex-wrap: wrap; align-items: center; }

label {
  display: block;
  margin: 0.85rem 0;
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--ink-soft);
}

input, textarea, button, .filter {
  font: inherit;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  padding: 0.62rem 0.8rem;
  width: 100%;
  margin-top: 0.35rem;
  transition: border-color 0.15s, box-shadow 0.15s;
}

input:focus, textarea:focus, .filter:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.filter {
  width: min(220px, 100%);
  margin: 0;
  background: var(--card);
}

button {
  width: auto;
  cursor: pointer;
  background: var(--accent);
  border-color: transparent;
  color: #fff;
  font-weight: 600;
  padding: 0.62rem 1rem;
}
button:hover { background: var(--accent-2); }
button.ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--ink-soft);
}
button.ghost:hover { background: var(--paper-2); }
button.danger {
  background: var(--danger);
  color: #fff;
}
button.danger:hover { filter: brightness(0.95); }

.check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0.45rem 0;
}
.check input { width: auto; margin: 0; }

.error {
  color: var(--danger);
  min-height: 1.2em;
  font-size: 0.88rem;
  margin: 0.5rem 0 0;
}

.stats {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.stat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.7rem 1rem;
  min-width: 110px;
}
.stat b {
  display: block;
  font-family: var(--display);
  font-size: 1.35rem;
  line-height: 1.1;
}
.stat span { color: var(--muted); font-size: 0.78rem; }

.table-wrap {
  overflow-x: auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
th, td {
  text-align: left;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}
th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-weight: 600;
  background: rgba(244, 241, 234, 0.65);
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(15, 107, 92, 0.03); }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.84rem;
  background: var(--paper-2);
  padding: 0.15rem 0.4rem;
  border-radius: 6px;
}

.badge {
  display: inline-block;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.badge.active { background: var(--ok-soft); color: var(--ok); }
.badge.expired { background: var(--warn-soft); color: var(--warn); }
.badge.revoked { background: var(--danger-soft); color: var(--danger); }

.empty {
  text-align: center;
  color: var(--muted);
  padding: 2rem 1rem;
  margin: 0;
}

.keybox {
  background: #14201c;
  color: #e8f5f1;
  border: 1px dashed rgba(255,255,255,0.2);
  padding: 0.85rem;
  border-radius: 10px;
  word-break: break-all;
  font-family: ui-monospace, monospace;
  font-size: 0.82rem;
  margin: 0.75rem 0;
}

dialog {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 2px);
  background: var(--card);
  color: var(--ink);
  padding: 1.35rem;
  width: min(520px, 94vw);
  box-shadow: var(--shadow);
}
dialog::backdrop {
  background: rgba(20, 32, 28, 0.45);
  backdrop-filter: blur(2px);
}

fieldset {
  border: 1px solid var(--line);
  border-radius: 10px;
  margin: 0.75rem 0;
  padding: 0.55rem 0.85rem 0.75rem;
}
legend { padding: 0 0.35rem; color: var(--muted); font-size: 0.8rem; }

.feat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.15rem 0.75rem;
}

.row2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

@media (max-width: 640px) {
  .row2, .feat-grid { grid-template-columns: 1fr; }
  .top { align-items: stretch; }
  .actions { width: 100%; }
  .filter { width: 100%; }
}