/* ==========================================
   SETTINGS PAGE
   frontend/admin/settings.html
   ========================================== */

/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:           #181818;
  --card-bg:      #1e1e1e;
  --border:       rgba(255,255,255,0.06);
  --border-hover: rgba(255,255,255,0.10);
  --text-primary: #e5e7eb;
  --text-secondary:#9ca3af;
  --text-muted:   #6b7280;
  --radius:       14px;
  --danger:       #dc2626;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* === TOP BAR (matches admin style) === */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 56px;
  background: #202020;
  border-bottom: 1px solid rgba(59,130,246,0.15);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 16px;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.3);
}

.topbar-left  { flex: 1; display: flex; align-items: center; }
.topbar-center{ flex: 1; display: flex; justify-content: center; }
.topbar-right { flex: 1; display: flex; justify-content: flex-end; align-items: center; }

.topbar-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar-title .ui-icon {
  width: 18px; height: 18px;
  stroke: #9ca3af;
  flex-shrink: 0;
}

.topbar-text {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.01em;
}

.topbar-action {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  border: 1px solid transparent;
  text-decoration: none;
  transition: color 150ms, border-color 150ms, background 150ms;
}

.topbar-action:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: rgba(255,255,255,0.04);
}

.topbar-icon {
  width: 15px; height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ui-icon generic */
.ui-icon {
  width: 16px; height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

/* === PAGE LAYOUT === */
.settings-page {
  max-width: 1400px;
  margin: 0 auto;
  padding: 84px 28px 48px;
}

.settings-page-header {
  margin-bottom: 28px;
}

.settings-page-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.settings-page-sub {
  margin-top: 4px;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* === GRID === */
.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 20px;
}

/* === CARD BASE === */
.setting-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.setting-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

/* === CARD HEADER === */
.card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 18px;
}

.card-icon {
  width: 34px; height: 34px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.card-icon .ui-icon {
  width: 16px; height: 16px;
}

.card-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* === COLOR VARIANTS === */
.card--info    .card-icon { background: rgba(59,130,246,0.12);  color: #60a5fa; }
.card--backup  .card-icon { background: rgba(16,185,129,0.12);  color: #34d399; }
.card--danger  .card-icon { background: rgba(239,68,68,0.12);   color: #f87171; }
.card--finance .card-icon { background: rgba(250,204,21,0.12);  color: #facc15; }

.card--danger {
  border-color: rgba(239,68,68,0.18);
}

.card--danger:hover {
  border-color: rgba(239,68,68,0.32);
  box-shadow: 0 4px 20px rgba(239,68,68,0.08);
}

/* === INFO ROWS === */
.info-rows { }

.info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 0;
  font-size: 0.875rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.info-row:last-child { border-bottom: none; }

.info-row .label { color: var(--text-muted); }
.info-row .value  { color: var(--text-primary); font-weight: 600; }

.info-row .value.status-ok  { color: #34d399; }
.info-row .value.status-err { color: #f87171; }

/* === CARD DESC === */
.card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

/* === BUTTON GROUP === */
.btn-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 4px;
}

.btn-action {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: 10px;
  border: 1.5px solid;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background 180ms, box-shadow 180ms, transform 150ms;
}

.btn-action:active { transform: translateY(1px); }

.btn-action .ui-icon { width: 15px; height: 15px; }

/* Export — green */
.btn-export {
  background: rgba(16,185,129,0.1);
  color: #34d399;
  border-color: rgba(16,185,129,0.35);
}
.btn-export:hover {
  background: rgba(16,185,129,0.18);
  box-shadow: 0 2px 10px rgba(16,185,129,0.2);
}

/* Import — amber */
.btn-import {
  background: rgba(245,158,11,0.1);
  color: #fbbf24;
  border-color: rgba(245,158,11,0.35);
}
.btn-import:hover {
  background: rgba(245,158,11,0.18);
  box-shadow: 0 2px 10px rgba(245,158,11,0.2);
}

/* Danger — red */
.btn-danger {
  background: rgba(239,68,68,0.1);
  color: #f87171;
  border-color: rgba(239,68,68,0.35);
}
.btn-danger:hover {
  background: rgba(239,68,68,0.18);
  box-shadow: 0 2px 10px rgba(239,68,68,0.2);
}

/* Save — blue */
.btn-save {
  background: rgba(59,130,246,0.1);
  color: #60a5fa;
  border-color: rgba(59,130,246,0.35);
}
.btn-save:hover {
  background: rgba(59,130,246,0.18);
  box-shadow: 0 2px 10px rgba(59,130,246,0.2);
}

/* Secondary — subtle */
.btn-secondary {
  background: rgba(255,255,255,0.04);
  color: var(--text-secondary);
  border-color: var(--border);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.08);
  border-color: var(--border-hover);
}

/* === FORM === */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px 16px;
  margin-bottom: 18px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.form-group input,
.form-group select {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  padding: 9px 12px;
  font-family: inherit;
  font-size: 0.875rem;
  color: var(--text-primary);
  outline: none;
  transition: border-color 150ms, background 150ms;
}

.form-group input:focus,
.form-group select:focus {
  border-color: rgba(59,130,246,0.5);
  background: rgba(59,130,246,0.04);
}

.form-group select option {
  background: #1e1e1e;
  color: var(--text-primary);
}

/* === CONFIG INFO === */
.config-info {
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* === TOOLTIP === */
.tooltip-container { position: relative; display: inline-block; }
.tooltip-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 15px; height: 15px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: var(--text-muted);
  font-size: 10px;
  font-weight: 700;
  cursor: default;
  vertical-align: middle;
}
.tooltip-content {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: #2a2a2a;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 150ms;
  z-index: 10;
  min-width: 200px;
  white-space: normal;
}
.tooltip-container:hover .tooltip-content { opacity: 1; }

/* === TOAST NOTIFICATION === */
.settings-toast {
  position: fixed;
  bottom: 24px; right: 24px;
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid;
  z-index: 9999;
  pointer-events: none;
  animation: toastIn 0.2s ease, toastOut 0.3s ease 2.5s forwards;
}

.settings-toast.success {
  background: rgba(16,185,129,0.12);
  color: #34d399;
  border-color: rgba(16,185,129,0.3);
}
.settings-toast.error {
  background: rgba(239,68,68,0.12);
  color: #f87171;
  border-color: rgba(239,68,68,0.3);
}
.settings-toast.info {
  background: rgba(59,130,246,0.12);
  color: #60a5fa;
  border-color: rgba(59,130,246,0.3);
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes toastOut {
  to { opacity: 0; transform: translateY(10px); }
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .settings-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .settings-page { padding: 80px 16px 32px; }
}