:root {
  --bg-a: #0b1117;
  --bg-b: #111a22;
  --text: #e9f0f6;
  --muted: #9eb0bf;
  --surface: rgba(20, 29, 37, 0.84);
  --surface-strong: rgba(15, 22, 30, 0.92);
  --line: #2d4151;
  --accent: #55d2b9;
  --ok: #3ad290;
  --warn: #f4b84f;
  --bad: #f06f7f;
  --stack-border: rgba(92, 214, 188, 0.36);
  --stack-bg: linear-gradient(140deg, rgba(21, 36, 47, 0.95), rgba(16, 27, 36, 0.95));
  --card-bg: linear-gradient(140deg, rgba(22, 34, 44, 0.98), rgba(18, 28, 37, 0.98));
}

:root[data-theme="light"] {
  --bg-a: #f4f8fb;
  --bg-b: #e6eff7;
  --text: #152231;
  --muted: #506173;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: rgba(255, 255, 255, 0.98);
  --line: #b7c9db;
  --accent: #148d7a;
  --ok: #188c59;
  --warn: #ad7102;
  --bad: #b72d44;
  --stack-border: rgba(20, 141, 122, 0.35);
  --stack-bg: linear-gradient(160deg, rgba(255, 255, 255, 0.95), rgba(244, 249, 255, 0.95));
  --card-bg: linear-gradient(160deg, rgba(255, 255, 255, 0.98), rgba(247, 252, 255, 0.98));
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: radial-gradient(circle at 12% 8%, rgba(32, 130, 130, 0.17), transparent 36%),
    radial-gradient(circle at 88% 88%, rgba(228, 123, 78, 0.13), transparent 34%),
    linear-gradient(160deg, var(--bg-a), var(--bg-b));
  font-family: "Avenir Next", "Segoe UI Variable", "Gill Sans", "Trebuchet MS", sans-serif;
  transition: background 180ms ease, color 180ms ease;
}

.bg-shape {
  position: fixed;
  border-radius: 999px;
  filter: blur(70px);
  pointer-events: none;
  opacity: 0.18;
}

.bg-shape-a {
  width: 300px;
  height: 300px;
  top: -90px;
  right: -70px;
  background: #2fd3c0;
}

.bg-shape-b {
  width: 280px;
  height: 280px;
  left: -80px;
  bottom: -80px;
  background: #d57a50;
}

.container {
  width: min(1100px, 100% - 2rem);
  margin: 2rem auto 3rem;
  position: relative;
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.top-actions {
  display: flex;
  gap: 0.5rem;
}

.eyebrow {
  margin: 0;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  font-size: 0.72rem;
}

h1 {
  margin: 0.35rem 0 0.5rem;
  font-size: clamp(1.4rem, 4vw, 2.3rem);
}

h2 {
  margin: 0;
}

.subtle {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.btn-secondary,
.btn-primary {
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 0.58rem 0.9rem;
  color: var(--text);
  font-weight: 700;
  cursor: pointer;
  transition: transform 120ms ease, opacity 120ms ease;
}

.btn-secondary {
  background: color-mix(in srgb, var(--surface-strong) 84%, transparent);
  border-color: var(--line);
}

.btn-primary {
  background: color-mix(in srgb, var(--accent) 45%, #14342f);
  border-color: color-mix(in srgb, var(--accent) 40%, #1b2f2a);
}

.theme-toggle {
  min-width: 122px;
}

.btn-secondary:hover,
.btn-primary:hover {
  transform: translateY(-1px);
}

.grid {
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.9rem;
  animation: rise-in 220ms ease-out;
}

@keyframes rise-in {
  from {
    transform: translateY(8px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.stack-box {
  background: var(--stack-bg);
  border: 1px solid var(--stack-border);
  border-radius: 14px;
  padding: 0.9rem;
}

.stack-title {
  margin: 0 0 0.7rem;
  display: inline-block;
  padding: 0.35rem 0.95rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 22%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent);
  font-size: 1.08rem;
}

.stack-services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.8rem;
}

.service-card {
  background: var(--card-bg);
  border: 1px solid color-mix(in srgb, var(--line) 88%, transparent);
  border-radius: 18px;
  padding: 0.88rem 0.95rem;
}

.card-title {
  margin: 0;
  font-size: 1.05rem;
}

.meta-line {
  margin: 0.22rem 0 0.3rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.badge {
  display: inline-block;
  margin-top: 0.28rem;
  padding: 0.24rem 0.54rem;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: capitalize;
}

.badge-healthy {
  background: color-mix(in srgb, var(--ok) 28%, transparent);
  color: var(--ok);
}

.badge-degraded {
  background: color-mix(in srgb, var(--warn) 28%, transparent);
  color: var(--warn);
}

.badge-down {
  background: color-mix(in srgb, var(--bad) 28%, transparent);
  color: var(--bad);
}

.admin-card {
  margin-top: 1.1rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.9rem;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.7rem;
}

.login-form label {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.9rem;
}

.row {
  display: flex;
  gap: 0.5rem;
}

input[type="password"],
input[type="text"] {
  flex: 1;
  background: color-mix(in srgb, var(--surface-strong) 90%, transparent);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.56rem 0.68rem;
}

.error {
  color: #ff9d9d;
  margin: 0.4rem 0 0;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.6rem;
}

.admin-table th,
.admin-table td {
  text-align: left;
  border-top: 1px solid var(--line);
  padding: 0.55rem 0.2rem;
  font-size: 0.9rem;
}

.toggle {
  width: 1rem;
  height: 1rem;
}

.issues {
  border: 1px solid color-mix(in srgb, var(--warn) 60%, transparent);
  background: color-mix(in srgb, var(--warn) 10%, transparent);
  color: color-mix(in srgb, var(--warn) 85%, var(--text));
  border-radius: 10px;
  padding: 0.65rem 0.8rem;
  margin-bottom: 0.9rem;
}

.hidden {
  display: none !important;
}

@media (max-width: 740px) {
  .hero {
    flex-direction: column;
    align-items: flex-start;
  }

  .row {
    flex-direction: column;
  }
}