/* ============================================================================
   theme.css — Neobrutalism design tokens (Pokemon Game Boy inspired)
   ============================================================================ */
:root {
  /* Colors */
  --bg: #FFF8E1;          /* nền be Gameboy nhạt */
  --bg-soft: #FFFAEB;
  --card: #FFFFFF;
  --card-soft: #FFFDF5;

  --primary: #E60012;     /* đỏ Nintendo */
  --primary-dark: #B8000E;
  --accent: #FFD500;      /* vàng Pokemon */
  --accent-dark: #E5BF00;
  --accent-2: #2563EB;    /* xanh phụ */
  --info: #DCEEFF;
  --info-soft: #EBF4FF;
  --success: #22C55E;
  --success-soft: #D1FAE5;
  --warn: #F59E0B;
  --danger: #EF4444;

  --text: #1A1A1A;
  --text-soft: #555;
  --muted: #888;
  --border: #000000;

  /* Shadows */
  --sh-sm: 2px 2px 0 0 #000;
  --sh-md: 4px 4px 0 0 #000;
  --sh-lg: 6px 6px 0 0 #000;
  --sh-xl: 8px 8px 0 0 #000;

  /* Radius */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 20px;

  /* Fonts */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Outfit', 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Cascadia Code', Consolas, monospace;

  /* Spacing */
  --container: 1200px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  background-image:
    radial-gradient(circle at 1px 1px, rgba(0,0,0,0.06) 1px, transparent 0);
  background-size: 24px 24px;
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.55;
}

/* ============== Typography ============== */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 800; line-height: 1.15; margin: 0; color: var(--text); }
h1 { font-size: 48px; letter-spacing: -0.02em; }
h2 { font-size: 32px; letter-spacing: -0.01em; }
h3 { font-size: 22px; }
h4 { font-size: 18px; }
p  { margin: 0 0 12px; }
a  { color: var(--primary); text-decoration: none; font-weight: 600; }
a:hover { text-decoration: underline; }
code, pre { font-family: var(--font-mono); }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.center { text-align: center; }
.soft { color: var(--text-soft); }
.muted { color: var(--muted); }
.text-sm { font-size: 13px; }
.text-xs { font-size: 11px; }
.mono { font-family: var(--font-mono); }

.mt-4 { margin-top: 4px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }

/* ============== Topbar ============== */
.topbar {
  background: var(--accent);
  border-bottom: 3px solid var(--border);
  padding: 10px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 0 0 #000;
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 900; font-size: 20px;
  text-decoration: none; color: var(--text);
}
.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--card) url('/assets/logo-ioscontrol.svg') center / cover no-repeat;
  border: 2px solid var(--border);
  box-shadow: var(--sh-sm);
  display: block;
}
.logo-mark--admin {
  background-color: #fff;
}
.topbar-nav { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* ============== Buttons ============== */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 16px;
  font-family: var(--font-sans); font-weight: 700; font-size: 14px;
  background: var(--card); color: var(--text);
  border: 2px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--sh-sm);
  cursor: pointer;
  transition: transform .08s ease, box-shadow .08s ease;
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 0 #000; text-decoration: none; }
.btn:active { transform: translate(2px, 2px); box-shadow: 0 0 0 0 #000; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; box-shadow: var(--sh-sm); transform: none; }

.btn-primary { background: var(--primary); color: #fff; }
.btn-accent { background: var(--accent); color: var(--text); }
.btn-success { background: var(--success); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-info { background: var(--info); }
.btn-ghost { background: transparent; box-shadow: none; border-color: transparent; }
.btn-ghost:hover { background: rgba(0,0,0,0.05); transform: none; box-shadow: none; }
.btn-icon { padding: 8px 10px; }
.btn-sm { padding: 6px 10px; font-size: 12px; border-radius: var(--r-sm); }
.btn-lg { padding: 13px 22px; font-size: 16px; }
.btn-xl { padding: 18px 32px; font-size: 18px; box-shadow: var(--sh-md); }
.btn-block { display: block; width: 100%; text-align: center; justify-content: center; }

/* ============== Card ============== */
.card {
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--sh-md);
  padding: 20px;
}
.card-flat { box-shadow: var(--sh-sm); padding: 14px; }
.card-header {
  margin: -20px -20px 16px;
  padding: 12px 20px;
  border-bottom: 2px solid var(--border);
  background: var(--accent);
  border-radius: var(--r-md) var(--r-md) 0 0;
  font-family: var(--font-display); font-weight: 800;
}
.panel {
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-lg);
}

/* ============== Badges ============== */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 10px; font-size: 11px; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase;
  background: var(--card); border: 2px solid var(--border);
  border-radius: 20px; box-shadow: var(--sh-sm);
}
.badge-yellow { background: var(--accent); }
.badge-success { background: var(--success); color: #fff; }
.badge-danger { background: var(--primary); color: #fff; }
.badge-info { background: var(--info); }
.badge-online {
  background: #22C55E; color: #fff; border-radius: 20px;
  padding: 3px 10px; font-size: 12px; font-weight: 700;
  border: 2px solid var(--border);
}
.badge-online::before { content: '●'; margin-right: 4px; color: #064; }
.badge-offline { background: #94A3B8; color: #fff; }

/* ============== Input ============== */
.input, .select, .textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: var(--r-md);
  font-family: var(--font-sans); font-size: 14px;
  box-shadow: 2px 2px 0 0 rgba(0,0,0,0.15) inset;
  outline: none;
  transition: box-shadow .1s;
}
.input:focus, .select:focus, .textarea:focus {
  box-shadow: var(--sh-sm);
  background: var(--card);
}
.textarea { font-family: var(--font-mono); min-height: 140px; resize: vertical; }
.label { font-weight: 700; font-size: 13px; margin-bottom: 6px; display: block; }

.checkbox {
  width: 22px; height: 22px;
  border: 2px solid var(--border);
  border-radius: 5px;
  background: var(--card);
  cursor: pointer;
  appearance: none;
  position: relative;
  box-shadow: 2px 2px 0 0 #000;
  transition: background .1s;
}
.checkbox:checked { background: var(--accent-2); }
.checkbox:checked::after {
  content: ''; position: absolute;
  left: 5px; top: 1px;
  width: 8px; height: 14px;
  border: solid #fff; border-width: 0 3px 3px 0;
  transform: rotate(45deg);
}

/* ============== Table ============== */
.table-wrap {
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--sh-md);
  overflow: hidden;
}
.table {
  width: 100%; border-collapse: collapse;
  font-size: 14px;
}
.table th {
  text-align: left;
  padding: 10px 14px;
  background: #F1F5FF;
  border-bottom: 2px solid var(--border);
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--text-soft);
}
.table td {
  padding: 12px 14px;
  border-bottom: 1px solid #EEE;
  vertical-align: middle;
}
.table tr:last-child td { border-bottom: none; }
.table tr.row-num td:first-child { width: 36px; }
.row-num-circle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--border);
  font-weight: 800; font-size: 13px;
}

/* ============== Modal ============== */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
  padding: 20px;
}
.modal {
  background: var(--card);
  border: 3px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-xl);
  max-width: 720px; width: 100%;
  max-height: 90vh; overflow: hidden;
  display: flex; flex-direction: column;
}
.modal.modal-wide {
  max-width: 1100px; width: 95vw;
}
.modal-header {
  background: var(--accent);
  border-bottom: 3px solid var(--border);
  padding: 14px 20px;
  display: flex; align-items: center; justify-content: space-between;
}
.modal-body { padding: 20px; overflow: auto; }
.modal-footer { padding: 14px 20px; border-top: 2px solid var(--border); background: var(--bg-soft); display: flex; justify-content: flex-end; gap: 8px; }
.modal-close { background: transparent; border: none; font-size: 24px; cursor: pointer; }

/* ============== Grid ============== */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
}

/* ============== Tabs ============== */
.tabs {
  display: flex; gap: 4px; flex-wrap: wrap;
  border-bottom: 2px solid var(--border);
  margin-bottom: 16px;
}
.tab {
  padding: 9px 16px;
  background: transparent;
  border: 2px solid transparent;
  border-bottom: none;
  border-radius: 8px 8px 0 0;
  font-weight: 700;
  cursor: pointer;
  margin-bottom: -2px;
  font-size: 14px;
}
.tab.active {
  background: var(--card);
  border-color: var(--border);
  border-bottom: 2px solid var(--card);
}
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ============== Toast ============== */
.toast-container {
  position: fixed; top: 20px; right: 20px; z-index: 9999;
  display: flex; flex-direction: column; gap: 10px;
  pointer-events: none;
}
.toast {
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--sh-md);
  padding: 12px 16px;
  min-width: 240px;
  font-weight: 600;
  pointer-events: auto;
  animation: toast-in .2s ease;
}
.toast.success { background: var(--success); color: #fff; }
.toast.error { background: var(--primary); color: #fff; }
.toast.warn { background: var(--accent); }
@keyframes toast-in {
  from { transform: translateX(20px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ============== Misc ============== */
.spin { display: inline-block; animation: spin 1s linear infinite; }
@keyframes spin { from { transform: rotate(0); } to { transform: rotate(360deg); } }

.divider { height: 2px; background: var(--border); margin: 20px 0; border-radius: 2px; }

.flex { display: flex; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-gap { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.flex-col { display: flex; flex-direction: column; gap: 10px; }

/* ============== Config accordion cards (modal Cấu hình) ============== */
.cfg-card {
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--sh-sm);
  margin-bottom: 12px;
  overflow: hidden;
}
.cfg-card-header {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 14px;
  cursor: pointer;
  background: var(--card);
  user-select: none;
  transition: background .12s;
}
.cfg-card-header:hover { background: var(--bg-soft); }
.cfg-card-body {
  padding: 14px 16px 16px;
  border-top: 1px solid #EEE;
  background: #FFFCF2;
}
.cfg-chevron { font-size: 14px; opacity: 0.6; }
.cfg-toggle {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px;
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700; font-size: 13px;
  transition: background .12s;
}
.cfg-toggle:hover { background: var(--bg-soft); }
.cfg-toggle input[type="checkbox"] {
  width: 18px; height: 18px; flex-shrink: 0;
}
.cfg-input-wrap {
  display: flex; flex-direction: column; gap: 4px;
  padding: 8px 10px;
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: 8px;
}
.cfg-input-wrap label { font-weight: 700; font-size: 12px; }
.cfg-input-wrap .input,
.cfg-input-wrap .select { padding: 6px 10px; font-size: 13px; }

/* ============== Sub-card cho Tổng hợp (nested) ============== */
.cfg-sub-card {
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: 8px;
  margin-bottom: 8px;
  overflow: hidden;
  box-shadow: 2px 2px 0 0 #000;
}
.cfg-sub-card.enabled { background: #ECFDF5; border-color: #064E3B; }
.cfg-sub-header {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  cursor: pointer;
  user-select: none;
  background: transparent;
  transition: background .12s;
}
.cfg-sub-header:hover { background: #FFF7E0; }
.cfg-sub-card.enabled .cfg-sub-header { background: #D1FAE5; }
.cfg-sub-card.enabled .cfg-sub-header:hover { background: #BBF7D0; }
.cfg-sub-flag {
  width: 22px; height: 22px;
  appearance: none;
  border: 2px solid var(--border);
  border-radius: 5px;
  background: var(--card);
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
  box-shadow: 1px 1px 0 0 #000;
}
.cfg-sub-flag:checked { background: #10B981; }
.cfg-sub-flag:checked::after {
  content: ''; position: absolute;
  left: 5px; top: 1px;
  width: 7px; height: 12px;
  border: solid #fff; border-width: 0 3px 3px 0;
  transform: rotate(45deg);
}
.cfg-sub-body {
  padding: 12px 14px;
  border-top: 2px dashed #D4D4D4;
  background: rgba(255,255,255,0.5);
}
.cfg-emoji-row {
  display: flex; flex-wrap: wrap; gap: 6px;
  padding: 6px 0;
}
.cfg-emoji-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px;
  border: 2px solid var(--border);
  border-radius: 999px;
  background: var(--card);
  cursor: pointer;
  font-weight: 700; font-size: 13px;
  user-select: none;
  box-shadow: 1px 1px 0 0 #000;
}
.cfg-emoji-pill input { display: none; }
.cfg-emoji-pill.on { background: #FCD34D; }