/* T1Mem Component Library v2.0 — Midnight Executive */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

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

html, body { height: 100%; }

body {
  background: var(--t1-bg);
  color: var(--t1-text-1);
  font-family: var(--t1-font-sans);
  font-size: var(--t1-text-base);
  line-height: var(--t1-leading-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: rgba(201, 162, 39, 0.25);
  color: var(--t1-text-1);
}

:focus-visible {
  outline: 2px solid var(--t1-brand-500);
  outline-offset: 2px;
}

a { color: var(--t1-info); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ===== Button ===== */
.t1-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--t1-space-2);
  min-height: 36px;
  padding: 0 var(--t1-space-4);
  border-radius: var(--t1-radius-md);
  font-family: inherit;
  font-size: var(--t1-text-sm);
  font-weight: var(--t1-weight-medium);
  cursor: pointer;
  border: 1px solid transparent;
  background: transparent;
  color: var(--t1-text-1);
  transition: all var(--t1-duration-fast) var(--t1-easing);
}

.t1-btn:hover {
  background: var(--t1-surface-2);
  transform: translateY(-1px);
}

.t1-btn:active {
  transform: translateY(1px);
}

.t1-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.t1-btn--primary {
  background: linear-gradient(135deg, var(--t1-brand-500), var(--t1-brand-400));
  color: var(--t1-bg);
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(201, 162, 39, 0.25);
}

.t1-btn--primary:hover {
  background: linear-gradient(135deg, var(--t1-brand-400), var(--t1-brand-300));
  box-shadow: 0 4px 14px rgba(201, 162, 39, 0.35);
}

.t1-btn--secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--t1-text-1);
  border-color: var(--t1-border-strong);
}

.t1-btn--secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--t1-border-strong);
}

.t1-btn--ghost {
  color: var(--t1-text-2);
}

.t1-btn--ghost:hover {
  color: var(--t1-text-1);
  background: var(--t1-surface-2);
}

.t1-btn--danger {
  background: var(--t1-danger-bg);
  color: var(--t1-danger);
  border-color: rgba(251, 113, 133, 0.3);
}

.t1-btn--danger:hover {
  background: rgba(251, 113, 133, 0.18);
}

.t1-btn--sm { min-height: 28px; padding: 0 var(--t1-space-3); font-size: var(--t1-text-xs); border-radius: var(--t1-radius-sm); }
.t1-btn--lg { min-height: 44px; padding: 0 var(--t1-space-6); font-size: var(--t1-text-base); }
.t1-btn--full { width: 100%; }

/* ===== Card ===== */
.t1-card {
  position: relative;
  background: var(--t1-surface-1);
  border: 1px solid var(--t1-border);
  border-radius: var(--t1-radius-lg);
  padding: var(--t1-space-5);
  overflow: hidden;
  transition: all var(--t1-duration-normal) var(--t1-easing);
}

.t1-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255,255,255,0.06), rgba(255,255,255,0.01));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.t1-card--hover:hover {
  border-color: var(--t1-border-strong);
  box-shadow: var(--t1-shadow-md);
  transform: translateY(-2px);
}

.t1-card--brand {
  border-top: 3px solid var(--t1-brand-500);
}

.t1-card--brand::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--t1-brand-500), transparent);
  opacity: 0.6;
}

.t1-card--compact { padding: var(--t1-space-4); }
.t1-card--glass {
  background: rgba(19, 18, 41, 0.72);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.t1-card__title {
  font-size: var(--t1-text-md);
  font-weight: var(--t1-weight-semibold);
  margin-bottom: var(--t1-space-4);
  color: var(--t1-text-1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--t1-space-2);
}

.t1-card__subtitle {
  font-size: var(--t1-text-sm);
  color: var(--t1-text-2);
  margin-top: calc(var(--t1-space-1) * -1);
  margin-bottom: var(--t1-space-4);
}

.t1-card__footer {
  margin-top: var(--t1-space-4);
  padding-top: var(--t1-space-4);
  border-top: 1px solid var(--t1-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ===== Tag / Badge ===== */
.t1-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 24px;
  padding: 0 10px;
  border-radius: var(--t1-radius-full);
  font-size: var(--t1-text-xs);
  font-weight: var(--t1-weight-medium);
  line-height: 1;
  white-space: nowrap;
}

.t1-tag--success { background: var(--t1-success-bg); color: var(--t1-success); }
.t1-tag--info    { background: var(--t1-info-bg);    color: var(--t1-info); }
.t1-tag--warning { background: var(--t1-warning-bg); color: var(--t1-warning); }
.t1-tag--danger  { background: var(--t1-danger-bg);  color: var(--t1-danger); }
.t1-tag--purple  { background: var(--t1-purple-bg);  color: var(--t1-purple); }
.t1-tag--cyan    { background: var(--t1-cyan-bg);    color: var(--t1-cyan); }
.t1-tag--default { background: var(--t1-surface-3);  color: var(--t1-text-2); }
.t1-tag--brand   { background: rgba(201, 162, 39, 0.12); color: var(--t1-brand-500); }

.t1-tag .t1-icon { width: 12px; height: 12px; }

.t1-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  box-shadow: 0 0 6px currentColor;
}

/* ===== Input / Select / Textarea ===== */
.t1-input,
.t1-select,
.t1-textarea {
  width: 100%;
  min-height: 40px;
  padding: 10px var(--t1-space-3);
  background: var(--t1-surface-2);
  border: 1px solid var(--t1-border);
  border-radius: var(--t1-radius-md);
  color: var(--t1-text-1);
  font-size: var(--t1-text-sm);
  font-family: inherit;
  transition: all var(--t1-duration-fast) var(--t1-easing);
}

.t1-input:hover,
.t1-select:hover,
.t1-textarea:hover { border-color: var(--t1-border-strong); }

.t1-input:focus,
.t1-select:focus,
.t1-textarea:focus {
  outline: none;
  border-color: var(--t1-brand-500);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.15), inset 0 1px 2px rgba(0,0,0,0.1);
}

.t1-input::placeholder,
.t1-textarea::placeholder { color: var(--t1-text-3); }

.t1-input:disabled,
.t1-select:disabled,
.t1-textarea:disabled {
  opacity: 0.5;
  background: var(--t1-surface-1);
  cursor: not-allowed;
}

.t1-field { display: block; margin-bottom: var(--t1-space-4); }
.t1-field__label {
  display: block;
  font-size: var(--t1-text-xs);
  color: var(--t1-text-2);
  margin-bottom: var(--t1-space-2);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: var(--t1-weight-semibold);
}

/* ===== Table ===== */
.t1-table-wrap { overflow-x: auto; border-radius: var(--t1-radius-md); }
.t1-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--t1-text-sm);
}
.t1-table th {
  text-align: left;
  padding: 12px var(--t1-space-3);
  color: var(--t1-text-2);
  font-weight: var(--t1-weight-semibold);
  border-bottom: 1px solid var(--t1-border-strong);
  white-space: nowrap;
  background: var(--t1-surface-2);
  font-size: var(--t1-text-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.t1-table td {
  padding: var(--t1-space-3);
  border-bottom: 1px solid var(--t1-border);
  color: var(--t1-text-1);
  vertical-align: top;
}
.t1-table tbody tr { transition: background var(--t1-duration-fast) var(--t1-easing); }
.t1-table tbody tr:hover { background: var(--t1-surface-2); }
.t1-table tbody tr:last-child td { border-bottom: none; }

/* ===== Status / Alert ===== */
.t1-alert {
  border-radius: var(--t1-radius-lg);
  padding: var(--t1-space-5);
  border: 1px solid transparent;
}

.t1-alert--info    { background: var(--t1-info-bg);    border-color: rgba(79, 172, 254, 0.25); }
.t1-alert--success { background: var(--t1-success-bg); border-color: rgba(52, 211, 153, 0.25); }
.t1-alert--warning { background: var(--t1-warning-bg); border-color: rgba(251, 146, 60, 0.25); }
.t1-alert--danger  { background: var(--t1-danger-bg);  border-color: rgba(251, 113, 133, 0.25); }

.t1-alert__title {
  display: flex;
  align-items: center;
  gap: var(--t1-space-2);
  font-size: var(--t1-text-md);
  font-weight: var(--t1-weight-semibold);
  margin-bottom: var(--t1-space-2);
}

.t1-alert__body {
  color: var(--t1-text-2);
  font-size: var(--t1-text-sm);
  line-height: var(--t1-leading-relaxed);
}

.t1-alert__body ol,
.t1-alert__body ul { margin-left: var(--t1-space-5); }
.t1-alert__body li { margin: var(--t1-space-1) 0; }
.t1-alert__body code {
  font-family: var(--t1-font-mono);
  color: var(--t1-brand-500);
  font-size: var(--t1-text-xs);
}

/* ===== Empty State ===== */
.t1-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--t1-space-10) var(--t1-space-6);
  color: var(--t1-text-3);
  text-align: center;
}

.t1-empty__icon {
  width: 48px;
  height: 48px;
  color: var(--t1-text-3);
  margin-bottom: var(--t1-space-3);
  opacity: 0.6;
}

.t1-empty__title {
  font-size: var(--t1-text-md);
  color: var(--t1-text-1);
  margin: 0 0 var(--t1-space-2);
  font-weight: var(--t1-weight-semibold);
}

.t1-empty__desc {
  font-size: var(--t1-text-sm);
  max-width: 360px;
  color: var(--t1-text-2);
  line-height: var(--t1-leading-relaxed);
}

/* ===== Skeleton ===== */
.t1-skeleton {
  background: linear-gradient(90deg, var(--t1-surface-2) 25%, var(--t1-surface-3) 50%, var(--t1-surface-2) 75%);
  background-size: 200% 100%;
  border-radius: var(--t1-radius-md);
  animation: t1-skeleton-loading 1.5s infinite;
}

@keyframes t1-skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ===== Loader ===== */
.t1-loader {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid var(--t1-border);
  border-top-color: var(--t1-brand-500);
  border-radius: 50%;
  animation: t1-spin 0.8s linear infinite;
}

@keyframes t1-spin { to { transform: rotate(360deg); } }

/* ===== Icons ===== */
.t1-icon {
  display: inline-block;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  vertical-align: middle;
}

.t1-icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--t1-surface-1); }
::-webkit-scrollbar-thumb { background: var(--t1-surface-3); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--t1-text-3); }

/* ===== Utilities ===== */
.t1-text-brand  { color: var(--t1-brand-500); }
.t1-text-info   { color: var(--t1-info); }
.t1-text-success{ color: var(--t1-success); }
.t1-text-warning{ color: var(--t1-warning); }
.t1-text-danger { color: var(--t1-danger); }
.t1-text-muted  { color: var(--t1-text-2); }
.t1-text-subtle { color: var(--t1-text-3); }

.t1-bg-surface-2 { background: var(--t1-surface-2); }

.t1-flex { display: flex; }
.t1-flex-between { display: flex; justify-content: space-between; align-items: center; }
.t1-flex-center { display: flex; align-items: center; }
.t1-flex-col { display: flex; flex-direction: column; }
.t1-gap-1 { gap: var(--t1-space-1); }
.t1-gap-2 { gap: var(--t1-space-2); }
.t1-gap-3 { gap: var(--t1-space-3); }
.t1-gap-4 { gap: var(--t1-space-4); }

.t1-mb-2 { margin-bottom: var(--t1-space-2); }
.t1-mb-3 { margin-bottom: var(--t1-space-3); }
.t1-mb-4 { margin-bottom: var(--t1-space-4); }
.t1-mb-6 { margin-bottom: var(--t1-space-6); }
.t1-mt-2 { margin-top: var(--t1-space-2); }
.t1-mt-3 { margin-top: var(--t1-space-3); }
.t1-mt-4 { margin-top: var(--t1-space-4); }

.t1-code {
  font-family: var(--t1-font-mono);
  font-size: var(--t1-text-xs);
  color: var(--t1-info);
  background: rgba(79, 172, 254, 0.08);
  padding: 2px 6px;
  border-radius: var(--t1-radius-sm);
}

.t1-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 1023px) {
  .t1-hide-md { display: none !important; }
}