:root {
  --bg0: #0a1210;
  --bg1: #12201c;
  --panel: rgba(20, 36, 32, 0.82);
  --line: rgba(140, 200, 180, 0.14);
  --text: #e8f3ee;
  --muted: #8eaaa0;
  --accent: #2fd4a1;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --radius: 18px;
  --font-display: "Sora", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: var(--font-body);
  background:
    radial-gradient(900px 500px at 8% -10%, rgba(47, 212, 161, 0.18), transparent 55%),
    radial-gradient(700px 420px at 100% 0%, rgba(56, 120, 100, 0.22), transparent 50%),
    linear-gradient(165deg, var(--bg0), var(--bg1) 55%, #0d1714);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

.wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: 56px 20px 72px;
  position: relative;
  z-index: 1;
}

.head { margin-bottom: 28px; }

.head h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: -0.04em;
}

.head p {
  margin: 8px 0 0;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
}

.card {
  display: block;
  padding: 22px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  color: var(--text);
  text-decoration: none;
  transition: transform .15s ease, border-color .15s ease, background .15s ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: rgba(47, 212, 161, 0.35);
  background: rgba(47, 212, 161, 0.06);
  color: #fff;
}

.card strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 6px;
}

.card span {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.4;
}

.head-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.logout-btn {
  appearance: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-family: var(--font-body);
  font-size: 0.85rem;
  padding: 8px 12px;
  border-radius: 10px;
  cursor: pointer;
}

.logout-btn:hover {
  color: var(--text);
  border-color: rgba(47, 212, 161, 0.35);
}

.login-wrap {
  max-width: 420px;
}

.login-form {
  display: grid;
  gap: 10px;
  padding: 22px 20px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.login-form label {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 4px;
}

.login-form input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.25);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
}

.login-form input:focus {
  outline: none;
  border-color: rgba(47, 212, 161, 0.45);
}

.login-form button {
  margin-top: 10px;
  appearance: none;
  border: none;
  border-radius: 12px;
  padding: 12px 16px;
  background: var(--accent);
  color: #062018;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
}

.login-form button:hover {
  filter: brightness(1.05);
}

.login-error {
  margin: 0 0 4px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(220, 80, 80, 0.15);
  border: 1px solid rgba(220, 80, 80, 0.35);
  color: #ffb4b4;
  font-size: 0.9rem;
}