/* ============================================================
   MediTrack – Design System
   ============================================================ */

:root {
  --mt-dark:        #0f172a;
  --mt-dark-2:      #1e293b;
  --mt-accent:      #3b82f6;
  --mt-accent-dark: #2563eb;
  --mt-bg:          #f1f5f9;
  --mt-border:      #e2e8f0;
  --mt-text:        #1e293b;
  --mt-muted:       #64748b;
  --tile-size:      150px;
  --tile-gap:       6px;
}

/* === BASE === */
html {
  font-size: 14px;
  position: relative;
  min-height: 100%;
}

@media (min-width: 768px) {
  html { font-size: 16px; }
}

body {
  background-color: var(--mt-bg);
  font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--mt-text);
  margin-bottom: 0;
}

/* === FOCUS RING === */
.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
  box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.4);
}

/* ============================================================
   NAVBAR
   ============================================================ */
.mt-navbar {
  background: var(--mt-dark);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.45);
  padding: 0.55rem 0;
}

.mt-navbar .navbar-brand {
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  color: #fff;
}

.mt-navbar .navbar-brand:hover {
  color: rgba(255, 255, 255, 0.85);
}

.mt-navbar .nav-link {
  color: rgba(255, 255, 255, 0.78) !important;
  font-size: 0.875rem;
  padding: 0.45rem 0.7rem !important;
  border-radius: 5px;
  transition: background 0.15s, color 0.15s;
}

.mt-navbar .nav-link:hover,
.mt-navbar .nav-link:focus,
.mt-navbar .nav-link.active {
  color: #fff !important;
  background: rgba(255, 255, 255, 0.1);
}

.mt-navbar .btn-link {
  color: rgba(255, 255, 255, 0.78) !important;
  font-size: 0.875rem;
  padding: 0.45rem 0.7rem;
  border-radius: 5px;
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}

.mt-navbar .btn-link:hover {
  color: #fff !important;
  background: rgba(255, 255, 255, 0.1);
}

/* Dropdown */
.mt-dropdown {
  background: var(--mt-dark-2) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  border-radius: 6px !important;
  padding: 0.3rem 0;
  min-width: 200px;
}

.mt-dropdown .dropdown-item {
  font-size: 0.875rem;
  padding: 0.5rem 1rem;
  color: rgba(255, 255, 255, 0.82);
  transition: background 0.1s;
}

.mt-dropdown .dropdown-item:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.mt-dropdown .dropdown-divider {
  border-color: rgba(255, 255, 255, 0.12);
  margin: 0.25rem 0;
}

/* ============================================================
   FOOTER
   ============================================================ */
.mt-footer {
  background: var(--mt-dark);
  margin-top: 3rem;
}

.mt-footer .text-muted {
  color: rgba(255, 255, 255, 0.45) !important;
}

.mt-footer a.text-muted:hover {
  color: rgba(255, 255, 255, 0.75) !important;
}

/* ============================================================
   TABLES
   ============================================================ */
.table {
  font-size: 0.9rem;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.table thead th {
  background: var(--mt-dark);
  color: rgba(255, 255, 255, 0.9);
  font-weight: 600;
  border: none;
  padding: 0.8rem 1rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.table > :not(caption) > * > * {
  padding: 0.75rem 1rem;
}

.table tbody tr {
  border-color: var(--mt-border);
  transition: background 0.1s;
}

.table-hover tbody tr:hover {
  background: #eff6ff;
}

.table td,
.table th {
  vertical-align: middle;
}

/* ============================================================
   CARDS
   ============================================================ */
.card {
  border: 1px solid var(--mt-border);
  border-radius: 10px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.07);
}

.card-header {
  background: var(--mt-dark);
  color: #fff;
  border-radius: 9px 9px 0 0 !important;
  padding: 0.85rem 1.25rem;
  font-weight: 600;
  font-size: 0.95rem;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  border-radius: 6px;
  font-size: 0.875rem;
  padding: 0.45rem 1rem;
  font-weight: 500;
  transition: filter 0.15s, transform 0.1s;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--mt-accent);
  border-color: var(--mt-accent);
}

.btn-primary:hover {
  background: var(--mt-accent-dark);
  border-color: var(--mt-accent-dark);
  filter: none;
}

/* ============================================================
   FORMS
   ============================================================ */
.form-control,
.form-select {
  border-radius: 6px;
  border-color: var(--mt-border);
  font-size: 0.9rem;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--mt-accent);
}

.form-label {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--mt-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.3rem;
}

/* ============================================================
   PAGE HEADING UTILITY
   ============================================================ */
.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--mt-text);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ============================================================
   WINDOWS PHONE TILE MENU
   ============================================================ */
.tile-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem 0 3rem;
}

.tile-screen-title {
  font-size: 2rem;
  font-weight: 300;
  color: var(--mt-dark);
  text-transform: lowercase;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  width: 100%;
  max-width: calc(var(--tile-size) * 4 + var(--tile-gap) * 3);
}

.tile-grid {
  display: grid;
  grid-template-columns: repeat(4, var(--tile-size));
  grid-auto-rows: var(--tile-size);
  gap: var(--tile-gap);
}

/* Base tile */
.tile {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  color: #fff;
  text-decoration: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.12s ease, filter 0.12s ease;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.tile::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0);
  transition: background 0.15s;
}

.tile:hover {
  color: #fff;
  text-decoration: none;
  transform: scale(0.96);
  filter: brightness(1.1);
}

.tile:hover::after {
  background: rgba(255, 255, 255, 0.06);
}

.tile:active {
  transform: scale(0.91);
  transition: transform 0.06s;
}

/* Wide tile spans 2 columns */
.tile-wide {
  grid-column: span 2;
}

.tile-icon {
  font-size: 2rem;
  opacity: 0.95;
  line-height: 1;
}

.tile-label {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: lowercase;
  line-height: 1.2;
}

/* === Tile color palette === */
.tile-blue        { background: #0078d7; }
.tile-green       { background: #107c10; }
.tile-red         { background: #e81123; }
.tile-orange      { background: #e65c00; }
.tile-dark-orange { background: #c45000; }
.tile-teal        { background: #0097a7; }
.tile-dark-teal   { background: #2d6a4f; }
.tile-purple      { background: #5c2d91; }
.tile-dark-red    { background: #a80000; }
.tile-dark-green  { background: #0b5e1e; }

/* ============================================================
   RESPONSIVE TILES
   ============================================================ */
@media (max-width: 700px) {
  :root {
    --tile-size: 145px;
  }

  .tile-grid {
    grid-template-columns: repeat(2, var(--tile-size));
  }

  .tile-screen-title {
    max-width: calc(var(--tile-size) * 2 + var(--tile-gap));
  }
}

@media (max-width: 340px) {
  :root {
    --tile-size: 130px;
  }
}

/* ============================================================
   FORM FLOATING PLACEHOLDER FIX
   ============================================================ */
.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
  text-align: start;
}