/* ===== BARNDOS KALKYLATOR — STYLESHEET ===== */

/* ---- Dark theme (default) ---- */
#barndos-root {
  --bd-bg:       #0B1623;
  --bd-surface:  #152032;
  --bd-surface2: #1B2B40;
  --bd-border:   #243650;
  --bd-accent:   #F97316;
  --bd-accent2:  #FB923C;
  --bd-green:    #10B981;
  --bd-red:      #EF4444;
  --bd-yellow:   #FBBF24;
  --bd-text:     #E2EAF4;
  --bd-muted:    #7B96B2;
  --bd-white:    #F0F7FF;
  --bd-shadow:   0 4px 24px rgba(0,0,0,.5);
  --bd-slider-track: #243650;
  --bd-warn-bg:  rgba(239,68,68,.1);
  --bd-warn-bdr: rgba(239,68,68,.3);
  --bd-warn-txt: #FCA5A5;
  --bd-info-bg:  rgba(251,191,36,.08);
  --bd-info-bdr: rgba(251,191,36,.25);
  --bd-info-txt: #FDE68A;
}

/* ---- Light theme ---- */
#barndos-root.bd-light {
  --bd-bg:       #EFF4FA;
  --bd-surface:  #FFFFFF;
  --bd-surface2: #F1F5FB;
  --bd-border:   #C8D8EA;
  --bd-accent:   #D95F00;
  --bd-accent2:  #EA6E10;
  --bd-green:    #059669;
  --bd-red:      #DC2626;
  --bd-yellow:   #B45309;
  --bd-text:     #1E3A52;
  --bd-muted:    #5A7A96;
  --bd-white:    #0F2236;
  --bd-shadow:   0 4px 24px rgba(0,0,0,.12);
  --bd-slider-track: #C8D8EA;
  --bd-warn-bg:  rgba(220,38,38,.07);
  --bd-warn-bdr: rgba(220,38,38,.25);
  --bd-warn-txt: #B91C1C;
  --bd-info-bg:  rgba(180,83,9,.07);
  --bd-info-bdr: rgba(180,83,9,.25);
  --bd-info-txt: #92400E;
}

/* ---- Base ---- */
#barndos-root {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bd-bg);
  color: var(--bd-text);
  max-width: 680px;
  margin: 0 auto;
  padding: 0;
  box-sizing: border-box;
  -webkit-text-size-adjust: 100%;
  touch-action: manipulation;
  transition: background 0.25s, color 0.25s;
}

#barndos-root *, #barndos-root *::before, #barndos-root *::after {
  box-sizing: border-box;
}

/* ---- Header ---- */
.bd-header {
  background: var(--bd-surface);
  border-bottom: 1.5px solid var(--bd-border);
  padding: 14px 16px 16px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--bd-shadow);
  transition: background 0.25s, border-color 0.25s;
}

.bd-header-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.bd-logo {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--bd-white);
  letter-spacing: -0.3px;
}

.bd-header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.bd-version {
  font-size: 0.7rem;
  color: var(--bd-muted);
  font-weight: 500;
}

/* ---- Theme toggle ---- */
.bd-theme-btn {
  width: 44px;
  height: 26px;
  border-radius: 13px;
  border: 2px solid var(--bd-border);
  background: var(--bd-surface2);
  cursor: pointer;
  position: relative;
  transition: background 0.25s, border-color 0.25s;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.bd-theme-btn::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--bd-accent);
  transition: transform 0.25s cubic-bezier(.4,0,.2,1);
}

#barndos-root.bd-light .bd-theme-btn::after {
  transform: translateX(18px);
}

.bd-theme-icon {
  position: absolute;
  font-size: 0.6rem;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  line-height: 1;
}
.bd-theme-icon.moon { left: 4px; }
.bd-theme-icon.sun  { right: 3px; }

/* ---- Controls row ---- */
.bd-controls {
  display: flex;
  gap: 10px;
  margin-bottom: 0;
}

.bd-control-group {
  flex: 1;
}

.bd-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--bd-muted);
  margin-bottom: 6px;
}

.bd-optional {
  font-weight: 400;
  font-size: 0.62rem;
  opacity: 0.75;
  text-transform: none;
}

/* ---- Stepper (large prominent numbers) ---- */
.bd-stepper {
  display: flex;
  align-items: stretch;
  background: var(--bd-surface2);
  border: 2px solid var(--bd-border);
  border-radius: 14px;
  overflow: hidden;
  height: 96px;
  transition: border-color 0.2s, background 0.25s;
}

.bd-stepper:focus-within {
  border-color: var(--bd-accent);
}

.bd-step-btn {
  width: 64px;
  height: 100%;
  background: transparent;
  border: none;
  color: var(--bd-accent);
  font-size: 2.2rem;
  font-weight: 200;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.12s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  user-select: none;
  border-right: 1.5px solid var(--bd-border);
}

/* right +button gets left border instead */
.bd-step-btn:last-child {
  border-right: none;
  border-left: 1.5px solid var(--bd-border);
}

.bd-step-btn:active { background: rgba(249,115,22,.15); }

.bd-num-input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--bd-white);
  font-size: 3.2rem;
  font-weight: 800;
  text-align: center;
  width: 0;
  font-family: 'SF Mono', 'Courier New', monospace;
  -moz-appearance: textfield;
  padding: 0;
  letter-spacing: -2px;
  transition: color 0.2s;
}

.bd-num-input:focus {
  outline: none;
  color: var(--bd-accent);
}

.bd-num-input::-webkit-inner-spin-button,
.bd-num-input::-webkit-outer-spin-button { -webkit-appearance: none; }

.bd-num-input::placeholder {
  color: var(--bd-muted);
  font-size: 2.2rem;
  font-weight: 300;
  letter-spacing: 0;
}

/* ---- Slider section (full width, below controls) ---- */
.bd-slider-section {
  margin-top: 14px;
  padding: 0 2px;
}

.bd-slider-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.bd-slider-label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--bd-muted);
}

.bd-slider-ticks {
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  color: var(--bd-muted);
  padding: 0 2px;
  margin-top: 6px;
}

/* The slider itself */
.bd-slider {
  display: block;
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 8px;
  background: var(--bd-slider-track);
  border-radius: 4px;
  outline: none;
  cursor: pointer;
  transition: background 0.25s;
}

/* Filled track via JS gradient */
.bd-slider::-webkit-slider-runnable-track {
  height: 8px;
  border-radius: 4px;
}

.bd-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--bd-accent);
  cursor: grab;
  box-shadow: 0 0 0 5px rgba(249,115,22,.2), 0 2px 8px rgba(0,0,0,.3);
  margin-top: -13px;
  transition: box-shadow 0.15s, transform 0.1s;
}

.bd-slider:active::-webkit-slider-thumb {
  cursor: grabbing;
  transform: scale(1.1);
  box-shadow: 0 0 0 8px rgba(249,115,22,.18), 0 2px 12px rgba(0,0,0,.4);
}

.bd-slider::-moz-range-thumb {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--bd-accent);
  cursor: grab;
  border: none;
  box-shadow: 0 0 0 5px rgba(249,115,22,.2);
}

.bd-slider::-moz-range-track {
  height: 8px;
  border-radius: 4px;
  background: var(--bd-slider-track);
}

/* ---- Search ---- */
.bd-search-wrap {
  position: relative;
  display: flex;
  align-items: center;
  margin-top: 14px;
}

.bd-search-icon {
  position: absolute;
  left: 13px;
  font-size: 0.95rem;
  pointer-events: none;
  opacity: 0.55;
}

.bd-search {
  width: 100%;
  height: 48px;
  background: var(--bd-surface2);
  border: 2px solid var(--bd-border);
  border-radius: 12px;
  color: var(--bd-text);
  font-size: 0.95rem;
  padding: 0 44px 0 42px;
  font-family: inherit;
  transition: border-color 0.2s, background 0.25s;
}

.bd-search:focus {
  outline: none;
  border-color: var(--bd-accent);
}

.bd-search::placeholder { color: var(--bd-muted); }
.bd-search::-webkit-search-cancel-button { -webkit-appearance: none; }

.bd-search-clear {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  color: var(--bd-muted);
  font-size: 0.9rem;
  cursor: pointer;
  padding: 8px;
  display: none;
  line-height: 1;
  -webkit-tap-highlight-color: transparent;
}

.bd-search-clear.visible { display: block; }

/* ---- Drug List ---- */
.bd-list {
  padding: 12px 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bd-no-results {
  text-align: center;
  padding: 48px 24px;
  color: var(--bd-muted);
  font-size: 0.95rem;
}

/* ---- Drug Card ---- */
.bd-card {
  background: var(--bd-surface);
  border: 1.5px solid var(--bd-border);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 0.2s, background 0.25s;
}

.bd-card.is-open { border-color: var(--bd-accent); }

.bd-card-header {
  display: flex;
  align-items: center;
  padding: 14px;
  cursor: pointer;
  gap: 12px;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  touch-action: manipulation;
}

.bd-card-header:active { background: rgba(128,128,128,.05); }

.bd-card-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--bd-surface2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  flex-shrink: 0;
}

.bd-card-info { flex: 1; min-width: 0; }

.bd-card-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--bd-white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.bd-card-sub {
  font-size: 0.74rem;
  color: var(--bd-muted);
  margin-top: 2px;
}

.bd-card-quick {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--bd-accent2);
  text-align: right;
  flex-shrink: 0;
  max-width: 110px;
  line-height: 1.35;
}

.bd-card-chevron {
  color: var(--bd-muted);
  font-size: 0.7rem;
  flex-shrink: 0;
  transition: transform 0.25s;
}

.bd-card.is-open .bd-card-chevron { transform: rotate(90deg); }

/* Card Body */
.bd-card-body {
  display: none;
  padding: 0 14px 14px;
  border-top: 1px solid var(--bd-border);
}

.bd-card.is-open .bd-card-body { display: block; }

.bd-conc-badge {
  display: inline-block;
  background: var(--bd-surface2);
  border: 1px solid var(--bd-border);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 0.72rem;
  color: var(--bd-muted);
  font-family: 'SF Mono', 'Courier New', monospace;
  margin: 10px 0 12px;
  transition: background 0.25s;
}

/* Indication sections */
.bd-indication { margin-bottom: 14px; }
.bd-indication:last-child { margin-bottom: 0; }

.bd-ind-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--bd-muted);
  margin-bottom: 7px;
}

.bd-result-rows {
  background: var(--bd-surface2);
  border-radius: 9px;
  overflow: hidden;
  transition: background 0.25s;
}

.bd-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 9px 12px;
  border-bottom: 1px solid var(--bd-border);
  gap: 8px;
}

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

.bd-row-key {
  font-size: 0.78rem;
  color: var(--bd-muted);
  flex-shrink: 0;
  font-weight: 500;
}

.bd-row-val {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--bd-text);
  text-align: right;
  font-family: 'SF Mono', 'Courier New', monospace;
}

.bd-row-val.hi   { color: var(--bd-accent); font-size: 1.05rem; }
.bd-row-val.warn { color: var(--bd-yellow); }
.bd-row-val.note { color: var(--bd-muted); font-family: inherit; font-size: 0.77rem; font-weight: 400; }
.bd-row-val.green{ color: var(--bd-green); }

/* Banners */
.bd-warning {
  background: var(--bd-warn-bg);
  border: 1px solid var(--bd-warn-bdr);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 0.75rem;
  color: var(--bd-warn-txt);
  margin-top: 8px;
  line-height: 1.5;
}

.bd-info-banner {
  background: var(--bd-info-bg);
  border: 1px solid var(--bd-info-bdr);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 0.75rem;
  color: var(--bd-info-txt);
  margin-top: 8px;
  line-height: 1.5;
}

/* ---- Footer ---- */
.bd-footer {
  padding: 14px 16px 24px;
  text-align: center;
}

.bd-footer p {
  font-size: 0.72rem;
  color: var(--bd-muted);
  line-height: 1.5;
  margin: 0;
}

/* ---- Animations ---- */
@keyframes bd-fadein {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.bd-card { animation: bd-fadein 0.2s ease both; }

/* ---- Tablet ---- */
@media (min-width: 480px) {
  .bd-header    { padding: 16px 20px 18px; }
  .bd-list      { padding: 14px 16px 10px; }
  .bd-card-name { font-size: 1rem; }
  .bd-stepper   { height: 110px; }
  .bd-step-btn  { width: 72px; font-size: 2.6rem; }
  .bd-num-input { font-size: 3.8rem; }
}