:root {
  color-scheme: light dark;
  --bg: #10141a;
  --card-bg: #1b212b;
  --text: #e8ecf1;
  --muted: #9aa5b1;
  --accent: #4caf50;
  --danger: #e5484d;
  --warn: #e0a72e;
  --border: #2a3241;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Roboto, system-ui, sans-serif;
  display: flex;
  justify-content: center;
}

.page {
  width: 100%;
  max-width: 640px;
  padding: 24px 16px 48px;
}

/* --- Login --- */
.login-card {
  margin-top: 15vh;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
}
.login-card h1 { text-align: center; margin-top: 0; font-size: 1.4rem; }
.login-card form { display: flex; flex-direction: column; gap: 8px; }
.login-card label { margin-top: 8px; color: var(--muted); font-size: 0.9rem; }
.login-card input {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #10141a;
  color: var(--text);
  font-size: 1rem;
}
.login-card button {
  margin-top: 20px;
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
}

/* --- Dashboard --- */
.topbar { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.topbar h1 { font-size: 1.3rem; }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.link-button {
  background: none;
  border: none;
  color: var(--muted);
  text-decoration: underline;
  cursor: pointer;
  font-size: 0.9rem;
}

.status-card {
  display: flex;
  gap: 16px;
  align-items: center;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin: 20px 0;
}
.status-icon { font-size: 2.4rem; line-height: 1; }
.status-text h2 { margin: 0 0 4px; font-size: 1.15rem; }
.muted { color: var(--muted); margin: 2px 0; font-size: 0.9rem; }
.countdown {
  margin: 6px 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--warn);
}

.status-card[data-state="pc_off"] .status-icon::before { content: "🔴"; }
.status-card[data-state="server_off"] .status-icon::before { content: "🟠"; }
.status-card[data-state="starting"] .status-icon::before { content: "🟡"; }
.status-card[data-state="stopping"] .status-icon::before { content: "🟡"; }
.status-card[data-state="available"] .status-icon::before { content: "🟢"; }

.actions { display: flex; gap: 12px; margin: 24px 0; }
.btn {
  flex: 1;
  padding: 14px;
  border-radius: 10px;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s ease;
}
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-start { background: var(--accent); color: #fff; }
.btn-stop { background: var(--danger); color: #fff; }
.btn-secondary { background: #333c4a; color: var(--text); }

.hint { color: var(--muted); font-size: 0.85rem; text-align: center; }

.alert { padding: 10px 12px; border-radius: 8px; font-size: 0.9rem; }
.alert-error { background: rgba(229, 72, 77, 0.15); color: #ff8f92; white-space: pre-wrap; }
.hidden { display: none !important; }

/* --- Modal --- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-box {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  max-width: 420px;
  width: 100%;
}
.modal-actions { display: flex; gap: 12px; margin-top: 20px; }

/* --- Administration --- */
.admin-section {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin: 16px 0;
}
.admin-section h2 { margin-top: 0; font-size: 1.05rem; }
.inline-form { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.inline-form select {
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #10141a;
  color: var(--text);
}
.admin-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.admin-table th, .admin-table td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
}
.invite-link {
  display: inline-block;
  max-width: 320px;
  overflow-wrap: anywhere;
  background: #10141a;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.8rem;
}