:root {
  --bg: #07110f;
  --bg2: #0c1c18;
  --ink: #e8fff6;
  --muted: #8fb3a6;
  --accent: #2dffb2;
  --accent2: #14c8ff;
  --danger: #ff6b6b;
  --panel: rgba(10, 28, 24, 0.72);
  --line: rgba(45, 255, 178, 0.18);
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
  --font-display: "Syne", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  color: var(--ink);
  font-family: var(--font-display);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(20, 200, 255, 0.16), transparent 55%),
    radial-gradient(900px 500px at 90% 0%, rgba(45, 255, 178, 0.14), transparent 50%),
    linear-gradient(160deg, var(--bg), var(--bg2) 55%, #050b0a);
  overflow-x: hidden;
}

.aurora {
  position: fixed;
  inset: -20%;
  background:
    conic-gradient(from 120deg at 50% 40%, rgba(45, 255, 178, 0.12), transparent 35%, rgba(20, 200, 255, 0.1), transparent 70%, rgba(45, 255, 178, 0.08));
  filter: blur(40px);
  animation: spin 28s linear infinite;
  pointer-events: none;
  z-index: 0;
}
.aurora.dim { opacity: 0.55; animation-duration: 40s; }

.grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(232, 255, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232, 255, 246, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 30%, black, transparent 75%);
  pointer-events: none;
  z-index: 0;
  animation: drift 18s ease-in-out infinite alternate;
}

.stage {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8vh 20px 10vh;
  text-align: center;
}

.brand {
  margin: 0;
  font-size: clamp(4.2rem, 14vw, 8rem);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 0.9;
  background: linear-gradient(120deg, #fff 20%, var(--accent) 55%, var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: brandIn 1s cubic-bezier(.2,.8,.2,1) both;
}
.brand.mini {
  display: inline-block;
  font-size: 1.6rem;
  text-decoration: none;
  margin-bottom: 0.4rem;
}

.headline {
  margin: 1.1rem 0 0.55rem;
  font-size: clamp(1.25rem, 3.2vw, 1.85rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  animation: rise 0.9s 0.15s both;
}

.sub {
  margin: 0 0 1.1rem;
  color: var(--muted);
  font-size: 0.98rem;
  font-weight: 600;
  animation: rise 0.9s 0.25s both;
}

.site-link {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  margin: 0 0 2rem;
  padding: 0.7rem 1.15rem;
  text-decoration: none;
  border: 1px solid var(--line);
  background: rgba(45, 255, 178, 0.06);
  color: var(--ink);
  animation: rise 0.9s 0.3s both;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.site-link:hover {
  border-color: rgba(45, 255, 178, 0.45);
  background: rgba(45, 255, 178, 0.12);
  transform: translateY(-2px);
}
.site-name {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent);
}
.site-url {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
}

.panel {
  width: min(520px, 100%);
  padding: 1.6rem 1.4rem 1.5rem;
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  animation: rise 0.95s 0.35s both;
}

.meta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1.2rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}
.meta strong { color: var(--accent); font-weight: 600; }
.dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 1.8s ease-in-out infinite;
}

.cta {
  position: relative;
  width: 100%;
  border: 0;
  cursor: pointer;
  padding: 1.05rem 1.2rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #04130f;
  background: linear-gradient(120deg, var(--accent), #7dffd0 40%, var(--accent2));
  overflow: hidden;
  transition: transform 0.2s ease, filter 0.2s ease;
}
.cta:hover:not(:disabled) { transform: translateY(-2px); filter: brightness(1.05); }
.cta:active:not(:disabled) { transform: translateY(0); }
.cta:disabled { opacity: 0.55; cursor: not-allowed; }
.cta.compact { width: auto; padding: 0.75rem 1.2rem; margin-top: 0.8rem; }
.cta-glow {
  position: absolute;
  inset: -40%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.45), transparent);
  transform: translateX(-60%) rotate(12deg);
  animation: shine 3.2s ease-in-out infinite;
}
.cta-label { position: relative; z-index: 1; }

.hint {
  margin: 0.9rem 0 0;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 600;
  min-height: 1.2em;
}
.hint.error { color: var(--danger); }
.hint.ok { color: var(--accent); }

.result {
  margin-top: 1.25rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--line);
  animation: pop 0.45s cubic-bezier(.2,.9,.2,1);
}
.result-label {
  margin: 0 0 0.65rem;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 600;
}
.code-row {
  display: flex;
  gap: 0.55rem;
  align-items: stretch;
}
code {
  flex: 1;
  display: block;
  padding: 0.85rem 0.9rem;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: clamp(0.72rem, 2.6vw, 0.9rem);
  word-break: break-all;
  text-align: left;
  color: var(--accent);
}
.copy {
  border: 1px solid var(--line);
  background: rgba(45, 255, 178, 0.08);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 700;
  padding: 0 1rem;
  cursor: pointer;
}
.copy:hover { background: rgba(45, 255, 178, 0.16); }

.hidden { display: none !important; }

/* Admin */
.admin-body { padding: 2rem 1rem 3rem; }
.admin-wrap {
  position: relative;
  z-index: 1;
  width: min(1100px, 100%);
  margin: 0 auto;
}
.admin-head { margin-bottom: 1.5rem; }
.admin-head h1 {
  margin: 0.2rem 0 0.35rem;
  font-size: 1.8rem;
  letter-spacing: -0.03em;
}
.admin-head p { margin: 0; color: var(--muted); font-weight: 600; }

.admin-card {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(14px);
  padding: 1.2rem;
  box-shadow: var(--shadow);
}
.admin-card h2 {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
}
.muted { margin: 0 0 0.8rem; color: var(--muted); font-size: 0.85rem; font-weight: 600; }

.field { display: grid; gap: 0.45rem; text-align: left; font-weight: 700; }
.field input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: rgba(0,0,0,0.3);
  color: var(--ink);
  padding: 0.75rem 0.85rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  outline: none;
}
.field input:focus, textarea:focus { border-color: rgba(45, 255, 178, 0.55); }

.stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  align-items: center;
  margin-bottom: 1rem;
}
.stats > div {
  min-width: 90px;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--line);
  background: rgba(0,0,0,0.25);
}
.stats span {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 600;
}
.stats strong {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: 1.25rem;
}
.ghost {
  margin-left: auto;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  padding: 0.55rem 0.9rem;
  font-family: var(--font-display);
  font-weight: 700;
  cursor: pointer;
}
.ghost:hover { background: rgba(45,255,178,0.08); }

.admin-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 900px) {
  .admin-grid { grid-template-columns: 340px 1fr; }
  .admin-card.wide { grid-column: 2; grid-row: 1 / span 2; }
}

.table-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.7rem;
}
.table-scroll {
  overflow: auto;
  max-height: 65vh;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
  font-family: var(--font-mono);
}
th, td {
  text-align: left;
  padding: 0.65rem 0.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  vertical-align: top;
}
th { color: var(--muted); font-family: var(--font-display); font-size: 0.8rem; position: sticky; top: 0; background: #0b1915; }
td { color: #cceee2; word-break: break-all; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes drift {
  from { transform: translateY(0); }
  to { transform: translateY(-18px); }
}
@keyframes brandIn {
  from { opacity: 0; transform: scale(0.92) translateY(12px); filter: blur(8px); }
  to { opacity: 1; transform: none; filter: none; }
}
@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}
@keyframes shine {
  0%, 55% { transform: translateX(-70%) rotate(12deg); }
  75%, 100% { transform: translateX(70%) rotate(12deg); }
}
@keyframes pulse {
  0%, 100% { opacity: 0.45; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.15); }
}
@keyframes pop {
  from { opacity: 0; transform: translateY(8px) scale(0.98); }
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .aurora, .grid, .cta-glow, .dot, .brand, .headline, .sub, .panel, .result {
    animation: none !important;
  }
}