/* ─── FONTS & RESET ─── */
@import url('https://fonts.googleapis.com/css2?family=Unbounded:wght@400;600;700&family=Inter:wght@400;500;600&display=swap');

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

/* ─── TELEGRAM THEME TOKENS ─── */
:root {
  --tg-bg:         var(--tg-theme-bg-color, #0f0f13);
  --tg-text:       var(--tg-theme-text-color, #f0f0f5);
  --tg-hint:       var(--tg-theme-hint-color, #6b6b80);
  --tg-link:       var(--tg-theme-link-color, #4da6ff);
  --tg-btn:        var(--tg-theme-button-color, #2481cc);
  --tg-btn-text:   var(--tg-theme-button-text-color, #ffffff);
  --tg-secondary:  var(--tg-theme-secondary-bg-color, #1a1a24);

  /* Brand */
  --blue:      #2481cc;
  --blue-glow: rgba(36,129,204,.28);
  --green:     #3ddc84;
  --red:       #ff5c5c;
  --amber:     #ffb84d;
  --purple:    #9b59b6;

  /* Surface */
  --surface:      var(--tg-secondary, #1a1a24);
  --surface-2:    color-mix(in srgb, var(--tg-secondary, #1a1a24) 70%, white 8%);
  --border:       rgba(255,255,255,.07);
  --border-focus: var(--blue);

  /* Typography */
  --font-display: 'Unbounded', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Radius & shadows */
  --r:      14px;
  --r-sm:   8px;
  --r-lg:   20px;
  --shadow: 0 4px 24px rgba(0,0,0,.35);
}

/* Light theme override — both Telegram colorScheme and system preference */
@media (prefers-color-scheme: light) {
  :root:not(.tg-dark) {
    --tg-bg:       var(--tg-theme-bg-color, #f5f5fa);
    --tg-text:     var(--tg-theme-text-color, #0d0d12);
    --tg-hint:     var(--tg-theme-hint-color, #8888a0);
    --tg-secondary:var(--tg-theme-secondary-bg-color, #ebebf0);
    --surface:     var(--tg-secondary, #ebebf0);
    --surface-2:   color-mix(in srgb, var(--tg-secondary, #ebebf0) 80%, black 5%);
    --border:      rgba(0,0,0,.08);
    --shadow:      0 4px 24px rgba(0,0,0,.10);
    --blue-glow:   rgba(36,129,204,.15);
  }
}

.tg-light {
  --tg-bg:       var(--tg-theme-bg-color, #f5f5fa);
  --tg-text:     var(--tg-theme-text-color, #0d0d12);
  --tg-hint:     var(--tg-theme-hint-color, #8888a0);
  --tg-secondary:var(--tg-theme-secondary-bg-color, #ebebf0);
  --surface:     var(--tg-secondary, #ebebf0);
  --surface-2:   color-mix(in srgb, var(--tg-secondary, #ebebf0) 80%, black 5%);
  --border:      rgba(0,0,0,.08);
  --shadow:      0 4px 24px rgba(0,0,0,.10);
  --blue-glow:   rgba(36,129,204,.15);
}

/* ─── BASE ─── */
html, body {
  height: 100%;
  overflow-x: hidden;
}

body {
  background: var(--tg-bg);
  color: var(--tg-text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

#app {
  max-width: 640px;
  margin: 0 auto;
  padding: 0 0 100px;
  min-height: 100vh;
}

/* ─── HEADER ─── */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--tg-bg);
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-glow);
  border: 1px solid rgba(36,129,204,.3);
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 6px;
}

.header-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--tg-text);
  line-height: 1.2;
  margin-bottom: 0;
}

.header-step-dots {
  display: flex;
  gap: 6px;
}

.dot {
  width: 28px;
  height: 4px;
  border-radius: 2px;
  background: var(--border);
  transition: background .3s, width .3s;
}

.dot.active {
  background: var(--blue);
  width: 40px;
}

/* ─── FORM SECTIONS ─── */
.form-section {
  padding: 20px 20px 0;
  animation: fadeUp .35s ease forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.submit-section {
  padding: 16px 20px 24px;
  display: flex;
}

/* ─── SECTION LABEL ─── */
.section-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--tg-hint);
  margin-bottom: 16px;
}

.section-icon { font-size: 16px; }

/* ─── SEARCH ─── */
.search-wrap {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  margin-bottom: 12px;
  transition: border-color .2s;
}

.search-wrap:focus-within {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-glow);
}

.search-icon {
  padding: 0 12px 0 14px;
  color: var(--tg-hint);
  font-size: 18px;
  pointer-events: none;
}
.search-icon.hidden { display: none; }

.search-spinner {
  width: 16px;
  height: 16px;
  margin: 0 12px 0 14px;
  border: 2px solid var(--border);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  flex-shrink: 0;
}
.search-spinner.hidden { display: none; }

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--tg-text);
  font-family: var(--font-body);
  font-size: 15px;
  padding: 12px 0;
}

.search-input::placeholder { color: var(--tg-hint); }

.search-clear {
  background: none;
  border: none;
  color: var(--tg-hint);
  font-size: 14px;
  padding: 0 14px;
  cursor: pointer;
  line-height: 1;
  opacity: 0;
  transition: opacity .2s;
}
.search-clear.visible { opacity: 1; }

/* ─── ITEMS LIST ─── */
.items-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 320px;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-right: 2px;
  margin-bottom: 8px;
}

.items-list.items-hidden { display: none; }
.empty-state.items-hidden { display: none; }

.items-list::-webkit-scrollbar { width: 3px; }
.items-list::-webkit-scrollbar-track { background: transparent; }
.items-list::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  padding: 11px 14px;
  cursor: pointer;
  transition: border-color .15s, transform .1s, background .15s;
  animation: slideIn .2s ease forwards;
  opacity: 0;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-6px); }
  to   { opacity: 1; transform: translateX(0); }
}

.item-row:active { transform: scale(.98); }

.item-row:hover {
  border-color: var(--blue);
  background: var(--surface-2);
}

.item-row.in-cart {
  border-color: var(--green);
  background: rgba(61,220,132,.06);
}

.item-info { display: flex; flex-direction: column; gap: 2px; }
.item-name { font-weight: 500; font-size: 14px; }
.item-meta { font-size: 12px; color: var(--tg-hint); }
.item-stock { font-size: 12px; color: var(--tg-hint); }

.in-cart-badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--green);
  background: rgba(61,220,132,.12);
  border-radius: 100px;
  padding: 2px 8px;
}

/* ─── EMPTY STATE ─── */
.empty-state {
  text-align: center;
  color: var(--tg-hint);
  font-size: 14px;
  padding: 24px;
}
.empty-state.hidden { display: none; }

/* ─── PANEL OVERLAY (backdrop) ─── */
.panel-overlay {
  position: fixed;
  inset: 0;
  z-index: 290;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  animation: fadeOverlay .2s ease forwards;
}
.panel-overlay.hidden { display: none; }

@keyframes fadeOverlay {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ─── ITEM DETAIL PANEL ─── */
.item-panel {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 300;
  background: var(--tg-bg);
  border: 1.5px solid var(--blue);
  border-top: 2px solid var(--blue);
  border-radius: var(--r-lg) var(--r-lg) 0 0;
  padding: 20px 20px calc(24px + env(safe-area-inset-bottom, 0px));
  box-shadow: 0 -8px 40px rgba(0,0,0,.5), 0 0 0 4px var(--blue-glow);
  animation: panelSlideUp .28s cubic-bezier(.25,.46,.45,.94) forwards;
  max-height: 85vh;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

@keyframes panelSlideUp {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}

.item-panel.hidden { display: none; }

.item-panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
}

.item-panel-name {
  font-weight: 600;
  font-size: 16px;
  line-height: 1.3;
}

.item-panel-stock {
  font-size: 12px;
  color: var(--tg-hint);
  margin-top: 2px;
}

.panel-close {
  background: var(--surface-2);
  border: none;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--tg-hint);
  cursor: pointer;
  flex-shrink: 0;
  transition: background .15s, color .15s;
}
.panel-close:hover { background: var(--red); color: #fff; }

/* ─── QTY ROW ─── */
.qty-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
}

.qty-btn {
  width: 36px;
  height: 36px;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--surface-2);
  color: var(--tg-text);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s, border-color .15s;
  flex-shrink: 0;
}
.qty-btn:hover { background: var(--blue); border-color: var(--blue); color: #fff; }
.qty-btn:active { transform: scale(.92); }

.qty-input {
  width: 70px;
  text-align: center;
  font-size: 16px;
  font-weight: 600;
  background: var(--tg-bg);
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  color: var(--tg-text);
  padding: 7px 8px;
  outline: none;
  transition: border-color .2s;
}
.qty-input:focus { border-color: var(--blue); }
.qty-input::-webkit-inner-spin-button,
.qty-input::-webkit-outer-spin-button { -webkit-appearance: none; }

.qty-unit {
  font-size: 13px;
  color: var(--tg-hint);
  font-weight: 500;
}

/* ─── PAYMENT CHIPS ─── */
.payment-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 6px;
}

.chip {
  background: var(--surface-2);
  border: 1.5px solid var(--border);
  border-radius: 100px;
  padding: 7px 14px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  color: var(--tg-text);
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}
.chip:hover { border-color: var(--blue); }
.chip.active {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
  box-shadow: 0 2px 12px var(--blue-glow);
}

/* ─── FORM FIELDS ─── */
.field-row {
  position: relative;
  margin-bottom: 16px;
}

.field-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--tg-hint);
  margin-bottom: 6px;
  letter-spacing: .01em;
}

.optional-tag {
  font-size: 11px;
  color: var(--tg-hint);
  font-weight: 400;
  opacity: .7;
  margin-left: 4px;
}

.text-input {
  width: 100%;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r);
  color: var(--tg-text);
  font-family: var(--font-body);
  font-size: 15px;
  padding: 11px 14px;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
  -webkit-appearance: none;
}

.text-input:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-glow);
}

.text-input::placeholder { color: var(--tg-hint); }

.text-input.error {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(255,92,92,.18);
  animation: shake .35s ease;
}

@keyframes shake {
  0%,100% { transform: translateX(0); }
  20%      { transform: translateX(-5px); }
  40%      { transform: translateX(5px); }
  60%      { transform: translateX(-4px); }
  80%      { transform: translateX(4px); }
}

.textarea {
  min-height: 80px;
  resize: vertical;
  line-height: 1.5;
}

.date-input { cursor: pointer; }

/* ─── INPUT SUFFIX ─── */
.input-suffix-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.input-suffix-wrap .text-input { padding-right: 52px; }
.input-suffix {
  position: absolute;
  right: 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--tg-hint);
  pointer-events: none;
}

/* ─── PHONE ─── */
.phone-wrap {
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
  transition: border-color .2s, box-shadow .2s;
}
.phone-wrap:focus-within {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-glow);
}
.phone-wrap.error {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(255,92,92,.18);
  animation: shake .35s ease;
}

.phone-prefix {
  padding: 11px 10px 11px 14px;
  font-size: 15px;
  font-weight: 600;
  color: var(--blue);
  background: rgba(36,129,204,.08);
  border-right: 1.5px solid var(--border);
  white-space: nowrap;
  flex-shrink: 0;
  user-select: none;
}

.phone-input {
  flex: 1;
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 11px 14px;
  box-shadow: none !important;
}
.phone-input:focus { border-color: transparent; box-shadow: none; }

/* ─── AUTOCOMPLETE DROPDOWN ─── */
.autocomplete-dropdown {
  position: fixed;
  background: var(--surface);
  border: 1.5px solid var(--blue);
  border-radius: var(--r);
  box-shadow: var(--shadow);
  z-index: 9999;
  overflow: hidden;
  animation: dropIn .18s ease forwards;
}

.autocomplete-dropdown.hidden { display: none; }

@keyframes dropIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.ac-item {
  padding: 10px 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  transition: background .12s;
}
.ac-item:last-child { border-bottom: none; }
.ac-item:hover { background: var(--surface-2); }

.ac-name { font-weight: 500; font-size: 14px; }
.ac-sub  { font-size: 12px; color: var(--tg-hint); margin-top: 2px; }

/* ─── FIELD ERROR ─── */
.field-error {
  font-size: 12px;
  color: var(--red);
  margin-top: 5px;
  padding-left: 2px;
}
.field-error.hidden { display: none; }

/* ─── CART ─── */
.cart-section {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  padding: 14px;
  margin-bottom: 16px;
}

.cart-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--tg-hint);
  margin-bottom: 10px;
}

.cart-count {
  margin-left: auto;
  background: var(--blue);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  border-radius: 100px;
  padding: 2px 8px;
}

.cart-list { display: flex; flex-direction: column; gap: 6px; }

.cart-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--tg-bg);
  border-radius: var(--r-sm);
  padding: 9px 12px;
  animation: cartPulse .3s ease;
}

@keyframes cartPulse {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.025); }
  100% { transform: scale(1); }
}

.cart-item-info { flex: 1; min-width: 0; cursor: pointer; }
.cart-item-info:hover .cart-item-name { color: var(--blue); }
.cart-item-name {
  font-weight: 500;
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cart-item-meta { font-size: 12px; color: var(--tg-hint); margin-top: 2px; }

.cart-item-remove {
  background: none;
  border: none;
  color: var(--tg-hint);
  font-size: 14px;
  cursor: pointer;
  padding: 4px;
  border-radius: 50%;
  transition: background .15s, color .15s;
  flex-shrink: 0;
}
.cart-item-remove:hover { background: var(--red); color: #fff; }

.cart-empty {
  text-align: center;
  color: var(--tg-hint);
  font-size: 13px;
  padding: 8px;
}

.cart-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border);
  margin-top: 10px;
  padding-top: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--tg-hint);
}

.total-amount {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--green);
}

/* ─── PDF UPLOAD ─── */
.pdf-upload-area {
  position: relative;
  border: 1.5px dashed var(--border);
  border-radius: var(--r);
  overflow: hidden;
  transition: border-color .2s, background .2s;
  cursor: pointer;
}
.pdf-upload-area:hover { border-color: var(--blue); background: rgba(36,129,204,.04); }

.pdf-file-input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.pdf-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 20px;
  text-align: center;
  color: var(--tg-hint);
  font-size: 13px;
}
.pdf-placeholder.hidden { display: none; }

.pdf-icon { font-size: 28px; }

.pdf-selected {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: rgba(61,220,132,.08);
  border-color: var(--green);
}
.pdf-selected.hidden { display: none; }

.pdf-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--green);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

.pdf-remove {
  background: none;
  border: none;
  color: var(--tg-hint);
  cursor: pointer;
  font-size: 14px;
  padding: 4px;
  flex-shrink: 0;
}

.pdf-progress {
  padding: 12px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.pdf-progress.hidden { display: none; }

.progress-bar {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--blue);
  border-radius: 2px;
  width: 0%;
  transition: width .3s ease;
}

.progress-text {
  font-size: 12px;
  color: var(--tg-hint);
}

/* ─── SUMMARY CARD ─── */
.summary-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r-lg);
  padding: 18px;
  margin-bottom: 20px;
}

.summary-section { margin-bottom: 14px; }

.summary-section-title {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--tg-hint);
  margin-bottom: 8px;
}

.summary-item-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
}
.summary-item-row:last-child { border-bottom: none; }

.summary-item-name { flex: 1; }
.summary-item-price { font-weight: 600; color: var(--tg-text); text-align: right; white-space: nowrap; }

.summary-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 10px;
  border-top: 2px solid var(--border);
  margin-top: 4px;
}
.summary-total-label { font-weight: 600; }
.summary-total-val {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--green);
}

.summary-field {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 14px;
  padding: 5px 0;
  border-bottom: 1px solid var(--border);
}
.summary-field:last-child { border-bottom: none; }
.summary-field-key { color: var(--tg-hint); flex-shrink: 0; }
.summary-field-val { font-weight: 500; text-align: right; }


.btn-primary {
  flex: 1;
  background: var(--blue);
  color: #fff;
  border: none;
  border-radius: var(--r);
  padding: 13px 20px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity .15s, transform .1s, box-shadow .2s;
  box-shadow: 0 4px 16px var(--blue-glow);
}
.btn-primary:hover { opacity: .88; box-shadow: 0 6px 24px var(--blue-glow); }
.btn-primary:active { transform: scale(.97); }
.btn-primary:disabled {
  background: var(--surface-2);
  color: var(--tg-hint);
  cursor: default;
  box-shadow: none;
}

.btn-ghost {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: var(--r);
  color: var(--tg-text);
  padding: 13px 20px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color .15s, background .15s;
  flex-shrink: 0;
}
.btn-ghost:hover { border-color: var(--blue); background: var(--surface-2); }

.btn-submit {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--green) 0%, #2ec46d 100%);
  color: #0a1f14;
  border: none;
  border-radius: var(--r);
  padding: 14px 20px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity .15s, transform .1s;
  box-shadow: 0 4px 20px rgba(61,220,132,.3);
  letter-spacing: .02em;
}
.btn-submit:hover { opacity: .9; }
.btn-submit:active { transform: scale(.97); }
.btn-submit:disabled { opacity: .5; cursor: default; }

/* ─── SPINNER ─── */
.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0,0,0,.2);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin .7s linear infinite;
  flex-shrink: 0;
}
.spinner.hidden { display: none; }

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

/* ─── SCROLLBAR ─── */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* ─── FLATPICKR OVERRIDES ─── */
.flatpickr-calendar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  box-shadow: var(--shadow);
  font-family: var(--font-body);
  color: var(--tg-text);
}
.flatpickr-months .flatpickr-month,
.flatpickr-current-month,
.flatpickr-monthDropdown-months {
  background: var(--surface);
  color: var(--tg-text);
  fill: var(--tg-text);
}
.flatpickr-weekday { color: var(--tg-hint); }
.flatpickr-day { color: var(--tg-text); border-radius: var(--r-sm); }
.flatpickr-day:hover { background: var(--surface-2); border-color: transparent; }
.flatpickr-day.selected,
.flatpickr-day.selected:hover {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.flatpickr-day.flatpickr-disabled,
.flatpickr-day.flatpickr-disabled:hover { color: var(--tg-hint); opacity: .4; }
.flatpickr-day.today { border-color: var(--blue); }
.flatpickr-day.today:hover { background: var(--blue-glow); }
.numInputWrapper:hover { background: var(--surface-2); }
.numInput, .flatpickr-monthDropdown-months {
  color: var(--tg-text);
  background: transparent;
}
.flatpickr-prev-month svg, .flatpickr-next-month svg { fill: var(--tg-text); }
.flatpickr-prev-month:hover svg, .flatpickr-next-month:hover svg { fill: var(--blue); }
.flatpickr-confirm {
  background: #2481cc !important;
  color: #fff !important;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  border-radius: 0 0 var(--r) var(--r);
  padding: 10px;
  cursor: pointer;
}
.flatpickr-confirm:hover { opacity: .88; }

/* ─── Customers page ─── */
.item-row-info { display: flex; flex-direction: column; gap: 3px; flex: 1; min-width: 0; }
.item-row-name { font-size: 14px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.item-row-sub  { font-size: 12px; color: var(--tg-hint); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.item-row-actions { display: flex; gap: 6px; flex-shrink: 0; margin-left: 10px; }
.item-action-btn {
  background: none;
  border: 1.5px solid var(--border);
  border-radius: var(--r-sm);
  padding: 5px 9px;
  font-size: 15px;
  cursor: pointer;
  line-height: 1;
  transition: border-color .15s, background .15s;
}
.item-action-btn:hover  { border-color: var(--blue); background: var(--surface-2); }
.item-action-btn:active { transform: scale(.93); }

/* Customers full-height layout */
body.customers-page {
  margin: 0;
  padding: 0;
  overflow: hidden;
}

body.customers-page #app {
  display: flex;
  flex-direction: column;
  position: fixed;
  inset: 0;
  padding: 0;       /* base #app'ning 0 0 100px paddingini bekor qiladi */
  max-width: none;  /* fixed inset:0 to'liq kenglikni egallasin */
  overflow: hidden;
}

.customers-header {
  flex-shrink: 0;
  padding-bottom: 14px;
}

.customers-header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.customers-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}

.customers-add-btn {
  flex-shrink: 0;
  padding: 10px 16px;
  font-size: 13px;
  white-space: nowrap;
}

.customers-list-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 0 20px 0;
}

.customers-list-section .items-list {
  flex: 1;
  min-height: 0;
  max-height: none;    /* override base .items-list max-height: 320px */
  margin-bottom: 0;    /* override base .items-list margin-bottom: 8px */
  overflow-y: auto;
  padding-bottom: 20px;
}

.customers-list-section .empty-state {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}