/* =========================================================================
   MedScribe – Modern Theme Layer (sits on top of Bootstrap 4.5.3)
   - Mobile-first, responsive, accessible, dark-mode aware
   ========================================================================= */

:root {
  /* Color palette */
  --ms-primary: #2563eb;
  --ms-primary-600: #1d4ed8;
  --ms-primary-50: #eff6ff;
  --ms-accent: #06b6d4;
  --ms-success: #16a34a;
  --ms-success-50: #dcfce7;
  --ms-warning: #f59e0b;
  --ms-danger: #dc2626;
  --ms-danger-50: #fee2e2;
  --ms-info: #0ea5e9;

  /* Surfaces */
  --ms-bg: #f5f7fb;
  --ms-surface: #ffffff;
  --ms-surface-2: #f8fafc;
  --ms-border: #e2e8f0;
  --ms-border-strong: #cbd5e1;

  /* Text */
  --ms-text: #0f172a;
  --ms-text-muted: #64748b;
  --ms-text-on-primary: #ffffff;

  /* Layout */
  --ms-radius: 12px;
  --ms-radius-sm: 8px;
  --ms-radius-lg: 16px;
  --ms-shadow-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .08);
  --ms-shadow: 0 4px 6px -1px rgba(15, 23, 42, .08), 0 2px 4px -2px rgba(15, 23, 42, .06);
  --ms-shadow-lg: 0 20px 25px -5px rgba(15, 23, 42, .10), 0 8px 10px -6px rgba(15, 23, 42, .08);
  --ms-focus-ring: 0 0 0 .2rem rgba(37, 99, 235, .25);

  /* Navbar */
  --ms-nav-bg: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  --ms-nav-fg: #f8fafc;

  /* Typography */
  --ms-font-sans: "Inter", "Segoe UI Variable", "Segoe UI", system-ui, -apple-system,
    BlinkMacSystemFont, "Roboto", "Helvetica Neue", Arial, "Noto Sans", sans-serif,
    "Apple Color Emoji", "Segoe UI Emoji";
  --ms-font-mono: "JetBrains Mono", "Cascadia Code", "Fira Code", "SFMono-Regular",
    Consolas, "Liberation Mono", Menlo, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ms-bg: #0b1220;
    --ms-surface: #0f172a;
    --ms-surface-2: #111a2e;
    --ms-border: #1e293b;
    --ms-border-strong: #334155;
    --ms-text: #e2e8f0;
    --ms-text-muted: #94a3b8;
    --ms-primary-50: rgba(37, 99, 235, .15);
    --ms-success-50: rgba(22, 163, 74, .15);
    --ms-danger-50: rgba(220, 38, 38, .15);
    --ms-shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
    --ms-shadow: 0 4px 12px rgba(0, 0, 0, .45);
    --ms-shadow-lg: 0 20px 40px rgba(0, 0, 0, .55);
  }
}

/* -------------------------------------------------------------------------
   Base
   ------------------------------------------------------------------------- */
html { -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--ms-font-sans);
  background: var(--ms-bg);
  color: var(--ms-text);
  font-feature-settings: "cv11", "ss01";
  min-height: 100vh;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--ms-text);
  font-weight: 600;
  letter-spacing: -0.01em;
}

a { color: var(--ms-primary); }
a:hover { color: var(--ms-primary-600); }

code, pre, .font-mono { font-family: var(--ms-font-mono); }

/* App shell */
.app-main {
  padding: 1.25rem clamp(.75rem, 2vw, 2rem) 4rem;
  max-width: 1400px;
  margin-inline: auto;
}

.page-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  margin: .5rem 0 1.25rem;
}
.page-header h1,
.page-header h2 { margin: 0; font-size: clamp(1.4rem, 1.1rem + 1vw, 1.85rem); }
.page-header .actions { display: flex; flex-wrap: wrap; gap: .5rem; }

/* -------------------------------------------------------------------------
   Navbar
   ------------------------------------------------------------------------- */
.navbar.ms-navbar {
  background: var(--ms-nav-bg) !important;
  box-shadow: var(--ms-shadow);
  position: sticky;
  top: 0;
  z-index: 1030;
  padding-block: .65rem;
  backdrop-filter: saturate(140%) blur(8px);
}
.navbar.ms-navbar .navbar-brand {
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ms-nav-fg);
  display: inline-flex;
  align-items: center;
  gap: .6rem;
}
.navbar.ms-navbar .navbar-brand img {
  width: 34px; height: 34px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, .35);
}
.navbar.ms-navbar .nav-item .btn {
  border-radius: 999px;
  padding: .4rem .9rem;
  margin: 0.1em;
  font-weight: 500;
  font-size: .9rem;
  border-color: rgba(255, 255, 255, .25);
  color: var(--ms-nav-fg);
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  transition: background-color .15s ease, border-color .15s ease, transform .05s ease;
}
.navbar.ms-navbar .nav-item .btn:hover {
  background: rgba(255, 255, 255, .12);
  border-color: rgba(255, 255, 255, .55);
}
.navbar.ms-navbar .nav-item.active .btn {
  background: rgba(255, 255, 255, .18);
  border-color: rgba(255, 255, 255, .65);
}
.navbar.ms-navbar .navbar-toggler {
  border-color: rgba(255, 255, 255, .35);
}
@media (max-width: 991.98px) {
  .navbar.ms-navbar .navbar-nav {
    gap: .4rem;
    padding-top: .75rem;
  }
  .navbar.ms-navbar .nav-item .btn {
    width: 100%;
    justify-content: flex-start;
  }
}

/* -------------------------------------------------------------------------
   Cards
   ------------------------------------------------------------------------- */
.card {
  background: var(--ms-surface);
  border: 1px solid var(--ms-border);
  border-radius: var(--ms-radius);
  box-shadow: var(--ms-shadow-sm);
  overflow: hidden;
}
.card + .card { margin-top: 1rem; }
.card-header {
  background: var(--ms-surface-2);
  border-bottom: 1px solid var(--ms-border);
  font-weight: 600;
  padding: .85rem 1.1rem;
}
.card-header h1, .card-header h2, .card-header h3,
.card-header h4, .card-header h5, .card-header h6 { margin: 0; }
.card-body { padding: 1.15rem; }

/* -------------------------------------------------------------------------
   Forms
   ------------------------------------------------------------------------- */
label, .form-label { font-weight: 500; color: var(--ms-text); }
.form-control,
select.form-control,
textarea.form-control {
  background: var(--ms-surface);
  color: var(--ms-text);
  border: 1px solid var(--ms-border-strong);
  border-radius: var(--ms-radius-sm);
  padding: .55rem .8rem;
  min-height: 44px; /* touch target */
  transition: border-color .15s ease, box-shadow .15s ease, background-color .15s ease;
}
textarea.form-control { min-height: 96px; }
.form-control:focus {
  border-color: var(--ms-primary);
  box-shadow: var(--ms-focus-ring);
  background: var(--ms-surface);
  color: var(--ms-text);
}
.form-control::placeholder { color: var(--ms-text-muted); opacity: .8; }
.form-group { margin-bottom: 1rem; }
.invalid-feedback { display: block; color: var(--ms-danger); }
.form-text { color: var(--ms-text-muted) !important; }

/* -------------------------------------------------------------------------
   Buttons
   ------------------------------------------------------------------------- */
.btn {
  border-radius: var(--ms-radius-sm);
  padding: .55rem 1.05rem;
  font-weight: 500;
  letter-spacing: .005em;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  transition: transform .05s ease, box-shadow .15s ease, background-color .15s ease, border-color .15s ease, color .15s ease;
}
.btn:focus, .btn.focus { box-shadow: var(--ms-focus-ring); outline: none; }
.btn:active { transform: translateY(1px); }
.btn-sm { min-height: 32px; padding: .3rem .7rem; font-size: .82rem; }
.btn-lg { min-height: 48px; padding: .75rem 1.4rem; font-size: 1.05rem; }

.btn-primary {
  background: var(--ms-primary);
  border-color: var(--ms-primary);
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--ms-primary-600);
  border-color: var(--ms-primary-600);
}
.btn-success { background: var(--ms-success); border-color: var(--ms-success); }
.btn-danger  { background: var(--ms-danger);  border-color: var(--ms-danger); }
.btn-warning { background: var(--ms-warning); border-color: var(--ms-warning); color: #1f2937; }
.btn-info    { background: var(--ms-info);    border-color: var(--ms-info); color: #fff; }
.btn-secondary {
  background: var(--ms-surface-2);
  border-color: var(--ms-border-strong);
  color: var(--ms-text);
}
.btn-secondary:hover {
  background: var(--ms-border);
  border-color: var(--ms-border-strong);
  color: var(--ms-text);
}

.btn-block { display: flex; width: 100%; }

.btn-icon {
  width: 40px; height: 40px;
  padding: 0;
  border-radius: 50%;
}

/* -------------------------------------------------------------------------
   Tables – responsive on mobile (card view)
   ------------------------------------------------------------------------- */
.table-responsive {
  border-radius: var(--ms-radius);
  border: 1px solid var(--ms-border);
  background: var(--ms-surface);
  box-shadow: var(--ms-shadow-sm);
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}
.table {
  margin: 0;
  color: var(--ms-text);
}
.table thead th {
  background: var(--ms-surface-2);
  border-bottom: 1px solid var(--ms-border);
  text-transform: uppercase;
  font-size: .72rem;
  letter-spacing: .06em;
  color: var(--ms-text-muted);
  font-weight: 600;
  padding: .8rem .9rem;
  white-space: nowrap;
}
.table tbody td {
  padding: .75rem .9rem;
  vertical-align: middle;
  border-top: 1px solid var(--ms-border);
  color: var(--ms-text);
}
.table-striped tbody tr:nth-of-type(odd) {
  background: var(--ms-surface-2);
}
.table tbody tr:hover { background: var(--ms-primary-50); }

.table .actions-cell {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
}

/* Mobile: stack table rows as cards */
@media (max-width: 767.98px) {
  .table-stack {
    display: block;
    border: 0;
    background: transparent;
    box-shadow: none;
  }
  .table-stack thead { display: none; }
  .table-stack, .table-stack tbody, .table-stack tr, .table-stack td {
    display: block;
    width: 100%;
  }
  .table-stack tbody tr {
    background: var(--ms-surface);
    border: 1px solid var(--ms-border);
    border-radius: var(--ms-radius);
    box-shadow: var(--ms-shadow-sm);
    margin-bottom: .75rem;
    padding: .35rem .25rem;
  }
  .table-stack tbody td {
    border: 0;
    padding: .45rem .85rem;
    display: grid;
    grid-template-columns: 40% 1fr;
    gap: .6rem;
    align-items: center;
  }
  .table-stack tbody td::before {
    content: attr(data-label);
    font-size: .72rem;
    text-transform: uppercase;
    color: var(--ms-text-muted);
    font-weight: 600;
    letter-spacing: .05em;
  }
  .table-stack tbody td.actions-cell { display: flex; flex-wrap: wrap; gap: .35rem; }
  .table-stack tbody td.actions-cell::before { display: none; }
}

/* -------------------------------------------------------------------------
   Badges
   ------------------------------------------------------------------------- */
.badge {
  font-weight: 600;
  padding: .35em .65em;
  border-radius: 999px;
  font-size: .72rem;
  letter-spacing: .03em;
}
.badge-success, .badge.badge-success { background: var(--ms-success); color: #fff; }
.badge-danger,  .badge.badge-danger  { background: var(--ms-danger);  color: #fff; }
.badge-warning, .badge.badge-warning { background: var(--ms-warning); color: #1f2937; }
.badge-info,    .badge.badge-info    { background: var(--ms-info);    color: #fff; }

/* -------------------------------------------------------------------------
   Alerts
   ------------------------------------------------------------------------- */
.alert {
  border-radius: var(--ms-radius);
  border: 1px solid transparent;
  padding: .85rem 1.05rem;
  box-shadow: var(--ms-shadow-sm);
}
.alert-info    { background: var(--ms-primary-50); color: var(--ms-primary-600); border-color: rgba(37, 99, 235, .25); }
.alert-success { background: var(--ms-success-50); color: var(--ms-success);    border-color: rgba(22, 163, 74, .25); }
.alert-danger  { background: var(--ms-danger-50);  color: var(--ms-danger);     border-color: rgba(220, 38, 38, .25); }

/* -------------------------------------------------------------------------
   Custom hand-rolled modal (used in several templates)
   Keeps existing style.display='flex' show logic working.
   ------------------------------------------------------------------------- */
.app-modal {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, .55);
  backdrop-filter: blur(4px);
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  overflow-y: auto;
}
.app-modal-dialog {
  background: var(--ms-surface);
  color: var(--ms-text);
  border-radius: var(--ms-radius-lg);
  box-shadow: var(--ms-shadow-lg);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 1.5rem;
  border: 1px solid var(--ms-border);
}
.app-modal-dialog h4 { margin-top: 0; }
.app-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: .5rem;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}

/* Progress bar inside custom modal */
.app-progress {
  width: 100%;
  background: var(--ms-border);
  border-radius: 999px;
  overflow: hidden;
  height: 14px;
  margin: 1rem 0 .75rem;
}
.app-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--ms-primary), var(--ms-accent));
  color: #fff;
  text-align: center;
  font-size: .72rem;
  line-height: 14px;
  width: 0%;
  transition: width .3s ease;
}

/* -------------------------------------------------------------------------
   Auth / centered layout
   ------------------------------------------------------------------------- */
.auth-wrapper {
  min-height: calc(100vh - 80px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}
.auth-card {
  background: var(--ms-surface);
  border: 1px solid var(--ms-border);
  border-radius: var(--ms-radius-lg);
  box-shadow: var(--ms-shadow-lg);
  padding: clamp(1.25rem, 2vw, 2.25rem);
  width: 100%;
  max-width: 440px;
}
.auth-card h1, .auth-card h2 { text-align: center; margin-bottom: 1.25rem; }
.auth-card .form-group { margin-bottom: .85rem; }

/* -------------------------------------------------------------------------
   Tabs (used in play_video.html)
   ------------------------------------------------------------------------- */
.ms-tab-bar {
  display: inline-flex;
  background: var(--ms-surface-2);
  padding: .25rem;
  border-radius: 999px;
  border: 1px solid var(--ms-border);
  margin: 1rem auto;
  flex-wrap: wrap;
  justify-content: center;
}
.ms-tab-bar .tab-button {
  padding: .5rem 1.1rem;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--ms-text-muted);
  cursor: pointer;
  font-weight: 500;
  transition: background-color .15s ease, color .15s ease;
}
.ms-tab-bar .tab-button:hover { color: var(--ms-text); }
.ms-tab-bar .tab-button.active {
  background: var(--ms-primary);
  color: #fff;
  box-shadow: var(--ms-shadow-sm);
}
.tab-content { margin-top: 1rem; }

/* -------------------------------------------------------------------------
   Video player
   ------------------------------------------------------------------------- */
.video-shell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
}
.video-shell video {
  width: 100%;
  max-width: 1024px;
  max-height: 70vh;
  background: #000;
  border-radius: var(--ms-radius);
  box-shadow: var(--ms-shadow);
}

/* -------------------------------------------------------------------------
   Search bar (index.html)
   ------------------------------------------------------------------------- */
.search-bar {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  align-items: stretch;
  background: var(--ms-surface);
  padding: .85rem;
  border-radius: var(--ms-radius);
  border: 1px solid var(--ms-border);
  box-shadow: var(--ms-shadow-sm);
  margin-bottom: 1rem;
}
.search-bar .form-control { flex: 1 1 220px; max-width: 480px; }

/* -------------------------------------------------------------------------
   Pagination
   ------------------------------------------------------------------------- */
.ms-pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: .75rem 1.25rem;
  margin: 2rem 0 1rem;
  padding: 1rem;
  background: var(--ms-surface);
  border: 1px solid var(--ms-border);
  border-radius: var(--ms-radius);
  box-shadow: var(--ms-shadow-sm);
}
.ms-pagination .page-info { color: var(--ms-text-muted); font-weight: 500; }
.ms-pagination select {
  border: 1px solid var(--ms-border-strong);
  border-radius: var(--ms-radius-sm);
  padding: .35rem .6rem;
  background: var(--ms-surface);
  color: var(--ms-text);
}

/* -------------------------------------------------------------------------
   JSON / config editor
   ------------------------------------------------------------------------- */
.editor-shell {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  height: calc(100vh - 140px);
  min-height: 480px;
}
.editor-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  align-items: center;
  padding: .75rem;
  background: var(--ms-surface);
  border: 1px solid var(--ms-border);
  border-radius: var(--ms-radius);
}
.json-editor {
  flex: 1;
  width: 100%;
  font-family: var(--ms-font-mono);
  font-size: .92rem;
  line-height: 1.55;
  background: #0b1220;
  color: #e2e8f0;
  border: 1px solid var(--ms-border);
  border-radius: var(--ms-radius);
  padding: 1rem;
  resize: vertical;
  outline: none;
  tab-size: 2;
  white-space: pre;
  overflow: auto;
  min-height: 280px;
}
.json-editor:focus {
  border-color: var(--ms-primary);
  box-shadow: var(--ms-focus-ring);
}
.editor-message {
  display: none;
  padding: .75rem 1rem;
  border-radius: var(--ms-radius-sm);
  font-family: var(--ms-font-mono);
  font-size: .85rem;
}
.editor-message.is-error   { display: block; background: var(--ms-danger-50);  color: var(--ms-danger); }
.editor-message.is-success { display: block; background: var(--ms-success-50); color: var(--ms-success); }

/* -------------------------------------------------------------------------
   Footer
   ------------------------------------------------------------------------- */
.app-footer {
  text-align: center;
  padding: 1.25rem 1rem;
  color: var(--ms-text-muted);
  font-size: .85rem;
  border-top: 1px solid var(--ms-border);
  background: var(--ms-surface);
  margin-top: 2rem;
}

/* -------------------------------------------------------------------------
   Utilities
   ------------------------------------------------------------------------- */
.gap-2 { gap: .5rem !important; }
.gap-3 { gap: 1rem !important; }
.flex-wrap { flex-wrap: wrap !important; }
.text-muted { color: var(--ms-text-muted) !important; }
.shadow-sm { box-shadow: var(--ms-shadow-sm) !important; }
.shadow    { box-shadow: var(--ms-shadow) !important; }
.rounded-xl { border-radius: var(--ms-radius-lg) !important; }

/* Make sure long unbreakable strings wrap on small screens */
.break-anywhere { overflow-wrap: anywhere; word-break: break-word; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}