/* ============================================================
   WTX Labs Dashboard — Mobile-first styles
   Design tokens → component styles → layout → utilities
   ============================================================ */

/* ── Tokens ─────────────────────────────────────────────── */
:root {
  --bg:          #0f172a;
  --bg-card:     #1e293b;
  --bg-card-2:   #263244;
  --border:      #334155;
  --text:        #e2e8f0;
  --text-muted:  #94a3b8;
  --text-dim:    #64748b;
  --accent:      #3b82f6;
  --accent-dim:  #1d4ed8;
  --up:          #22c55e;
  --up-bg:       rgba(34,197,94,.12);
  --down:        #ef4444;
  --down-bg:     rgba(239,68,68,.12);
  --warn:        #f59e0b;
  --warn-bg:     rgba(245,158,11,.12);
  --unknown:     #94a3b8;
  --unknown-bg:  rgba(148,163,184,.10);
  --reboot-bg:   rgba(59,130,246,.12);
  --danger:      #ef4444;
  --danger-dim:  #b91c1c;

  --radius:      10px;
  --radius-sm:   6px;
  --shadow:      0 4px 16px rgba(0,0,0,.35);
  --topnav-h:    56px;

  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-tap-highlight-color: transparent; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100dvh;
  font-size: 15px;
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Utility ─────────────────────────────────────────────── */
.hidden { display: none !important; }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s, opacity .15s;
  white-space: nowrap;
}
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-primary  { background: var(--accent); color: #fff; }
.btn-primary:hover:not(:disabled) { background: var(--accent-dim); }
.btn-danger   { background: var(--danger); color: #fff; }
.btn-danger:hover:not(:disabled)  { background: var(--danger-dim); }
.btn-ghost    { background: var(--bg-card-2); color: var(--text); }
.btn-ghost:hover:not(:disabled)   { background: var(--border); }
.btn-sm       { padding: 6px 12px; font-size: 13px; }
.btn-full     { width: 100%; }

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: color .15s, background .15s;
}
.btn-icon:hover { color: var(--text); background: var(--bg-card-2); }

/* ── Top nav ─────────────────────────────────────────────── */
.topnav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--topnav-h);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  z-index: 100;
}

.topnav-brand {
  font-weight: 700;
  font-size: 16px;
  letter-spacing: .5px;
  color: var(--text);
  flex-shrink: 0;
}

.topnav-links {
  display: flex;
  gap: 2px;
  flex: 1;
  justify-content: center;
}

.nav-link {
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color .15s, background .15s;
}
.nav-link:hover { color: var(--text); background: var(--bg-card-2); text-decoration: none; }
.nav-link.active { color: var(--text); background: var(--bg-card-2); }

#logout-btn { margin-left: auto; flex-shrink: 0; }

/* ── Main content ────────────────────────────────────────── */
.main-content {
  padding-top: calc(var(--topnav-h) + 16px);
  padding-bottom: 32px;
  max-width: 900px;
  margin: 0 auto;
  padding-left: 12px;
  padding-right: 12px;
}

/* ── Login screen ────────────────────────────────────────── */
.login-screen {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
}

.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  width: 100%;
  max-width: 360px;
  box-shadow: var(--shadow);
}

.login-logo {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.login-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 28px;
  color: var(--text);
}

.form-group { margin-bottom: 16px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.form-group input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  color: var(--text);
  font-size: 15px;
  outline: none;
  transition: border-color .15s;
}
.form-group input:focus { border-color: var(--accent); }

.login-error {
  background: var(--down-bg);
  border: 1px solid var(--down);
  color: var(--down);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 14px;
  margin-bottom: 16px;
}

/* ── Server cards ────────────────────────────────────────── */
.server-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 600px) {
  .server-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 860px) {
  .server-grid { grid-template-columns: repeat(3, 1fr); }
}

.server-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color .2s;
}
.server-card:hover { border-color: var(--text-dim); }
.server-card.status-down     { border-left: 3px solid var(--down); }
.server-card.status-up       { border-left: 3px solid var(--up); }
.server-card.status-rebooting{ border-left: 3px solid var(--accent); }
.server-card.status-unknown  { border-left: 3px solid var(--unknown); }

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
}

.card-client {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.status-badge {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.status-badge::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
}

.badge-up        { background: var(--up-bg);      color: var(--up); }
.badge-down      { background: var(--down-bg);     color: var(--down); }
.badge-rebooting { background: var(--reboot-bg);   color: var(--accent); }
.badge-unknown   { background: var(--unknown-bg);  color: var(--unknown); }

.badge-up::before        { animation: pulse-up 2s infinite; }
.badge-down::before      { animation: pulse-down 1.5s infinite; }
.badge-rebooting::before { animation: spin-dot 1s linear infinite; }

@keyframes pulse-up   { 0%,100%{ opacity:1; } 50%{ opacity:.4; } }
@keyframes pulse-down { 0%,100%{ opacity:1; } 50%{ opacity:.3; } }
@keyframes spin-dot   { to { transform: rotate(360deg); } }

.card-url a {
  font-size: 13px;
  color: var(--accent);
  word-break: break-all;
}

.card-meta {
  font-size: 12px;
  color: var(--text-dim);
}

.card-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.check-pill {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--bg);
}
.check-pill.pill-up   { border-color: var(--up);   color: var(--up);   background: var(--up-bg); }
.check-pill.pill-down { border-color: var(--down); color: var(--down); background: var(--down-bg); }

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 4px;
}

.btn-reboot {
  background: var(--down-bg);
  color: var(--down);
  border: 1px solid rgba(239,68,68,.3);
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .15s;
}
.btn-reboot:hover:not(:disabled) { background: rgba(239,68,68,.22); }
.btn-reboot:disabled { opacity: .45; cursor: not-allowed; }

.btn-check-now {
  background: none;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 7px 12px;
  font-size: 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color .15s, border-color .15s;
}
.btn-check-now:hover:not(:disabled) { color: var(--text); border-color: var(--text-dim); }

/* ── Dashboard header ────────────────────────────────────── */
.dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 8px;
}
.dashboard-title { font-size: 20px; font-weight: 700; }
.dashboard-meta  { font-size: 13px; color: var(--text-muted); }

.summary-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.summary-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  border: 1px solid var(--border);
}

/* ── Logs view ───────────────────────────────────────────── */
.logs-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 8px;
}
.logs-title { font-size: 20px; font-weight: 700; }

.log-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.log-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.log-table th {
  text-align: left;
  padding: 10px 12px;
  background: var(--bg-card-2);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .5px;
  white-space: nowrap;
}
.log-table td {
  padding: 10px 12px;
  border-top: 1px solid var(--border);
  color: var(--text);
  vertical-align: top;
}
.log-table tr:hover td { background: var(--bg-card-2); }

.log-action-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}
.action-reboot  { background: var(--down-bg);    color: var(--down); }
.action-login   { background: var(--up-bg);      color: var(--up); }
.action-logout  { background: var(--unknown-bg); color: var(--unknown); }
.action-check   { background: var(--reboot-bg);  color: var(--accent); }

.log-success-no { color: var(--down); font-weight: 700; }

/* ── Settings view ───────────────────────────────────────── */
.settings-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}
.settings-section h2 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text);
}
.settings-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.settings-row:last-child { border-bottom: none; }
.settings-label { color: var(--text-muted); }
.settings-value { color: var(--text); font-weight: 600; }

/* ── Modal ───────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.65);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 200;
  backdrop-filter: blur(2px);
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow);
  animation: modal-in .15s ease;
}

@keyframes modal-in {
  from { opacity:0; transform: scale(.95); }
  to   { opacity:1; transform: scale(1); }
}

.modal-title { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.modal-body  { color: var(--text-muted); font-size: 14px; margin-bottom: 20px; line-height: 1.6; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; }

/* ── Toast ───────────────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 16px;
  left: 16px;
  display: flex;
  flex-direction: column-reverse;
  gap: 8px;
  pointer-events: none;
  z-index: 300;
}

@media (min-width: 480px) {
  #toast-container { left: auto; max-width: 360px; }
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 14px;
  pointer-events: all;
  box-shadow: var(--shadow);
  animation: toast-in .2s ease;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.toast.toast-success { border-left: 3px solid var(--up);    }
.toast.toast-error   { border-left: 3px solid var(--down);  }
.toast.toast-info    { border-left: 3px solid var(--accent); }

.toast-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }
.toast-msg  { flex: 1; line-height: 1.4; }

@keyframes toast-in {
  from { opacity:0; transform: translateY(12px); }
  to   { opacity:1; transform: translateY(0); }
}

/* ── Loading / empty states ──────────────────────────────── */
.loading-state, .empty-state {
  text-align: center;
  padding: 48px 16px;
  color: var(--text-muted);
}

.spinner {
  display: inline-block;
  width: 28px; height: 28px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .8s linear infinite;
  margin-bottom: 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Pagination ──────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-muted);
}
.pagination-btns { display: flex; gap: 8px; }