/* ==========================================================================
   ATP Lab Panel — Base, layout & shared components
   ========================================================================== */

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, p { margin: 0; }
img { max-width: 100%; display: block; }
a { color: var(--c-primary-dark); }
a:hover { color: var(--c-primary-darker); }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: none; box-shadow: var(--focus); border-radius: var(--r-sm); }
[hidden] { display: none !important; }
.ico { flex-shrink: 0; display: block; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.ltr { direction: ltr; unicode-bidi: isolate; }
.muted { color: var(--c-muted); }

/* ---------- Layout shell ---------- */
.topbar {
  position: sticky; top: 0; z-index: 30;
  height: var(--header-h);
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-border);
}
.topbar__inner {
  height: 100%;
  max-width: var(--container); margin: 0 auto; padding: 0 var(--sp-8);
  display: flex; align-items: center; gap: 32px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--c-text); font-weight: 700; font-size: 18px; }
.brand svg { width: 32px; height: 32px; }
.mainnav { display: flex; gap: 4px; height: 100%; }
.mainnav a {
  display: flex; align-items: center; gap: 6px; padding: 3px 14px 0;
  font-size: var(--fs-lg); color: var(--c-text-2); text-decoration: none;
  border-bottom: 3px solid transparent;
}
.mainnav a:hover { color: var(--c-primary-dark); }
.mainnav a[aria-current="page"] { color: var(--c-primary-dark); font-weight: 600; border-bottom-color: var(--c-primary); }
.topbar__actions { margin-inline-start: auto; display: flex; align-items: center; gap: 12px; }

.count-badge {
  min-width: 20px; height: 20px; padding: 0 6px; border-radius: var(--r-pill);
  background: var(--c-accent); color: var(--c-on-accent);
  font-size: var(--fs-xs); font-weight: 700; line-height: 1;
  display: inline-flex; align-items: center; justify-content: center;
}

.icon-btn {
  position: relative; width: var(--h-control); height: var(--h-control);
  border: 0; border-radius: 50%; background: var(--c-surface-2); color: var(--c-text-2);
  display: inline-flex; align-items: center; justify-content: center;
}
.icon-btn:hover { background: var(--c-primary-tint); color: var(--c-primary-dark); }
.icon-btn .dot { position: absolute; top: 9px; left: 10px; width: 9px; height: 9px; border-radius: 50%; background: var(--c-accent); border: 2px solid var(--c-surface-2); }

.profile-btn {
  height: var(--h-control); display: inline-flex; align-items: center; gap: 10px; padding: 0 6px 0 14px;
  border: 1px solid var(--c-border); border-radius: var(--r-pill); background: var(--c-surface); color: var(--c-text);
  font-size: var(--fs-base); font-weight: 500;
}
.profile-btn:hover { border-color: var(--c-primary); }
.avatar {
  width: 32px; height: 32px; border-radius: 50%; flex-shrink: 0;
  background: var(--c-primary); color: var(--c-on-primary);
  display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: 14px;
}
.avatar--lg { width: 80px; height: 80px; font-size: 32px; font-weight: 800; }
.avatar--md { width: 44px; height: 44px; font-size: 18px; }

.page {
  max-width: var(--container); margin: 0 auto;
  padding: var(--sp-7) var(--sp-8) 64px;
  display: flex; flex-direction: column; gap: 18px;
}
.page-head { display: flex; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.page-head__text { display: flex; flex-direction: column; gap: 4px; }
.page-head h1 { font-size: var(--fs-h1); font-weight: 700; line-height: 1.4; }
.page-head p { font-size: var(--fs-base); color: var(--c-muted); }
.page-head__actions { margin-inline-start: auto; display: flex; gap: 10px; flex-wrap: wrap; }

/* bottom nav (mobile) */
.bottomnav { display: none; }

/* ---------- Dropdown menus ---------- */
.menu-wrap { position: relative; }
.menu {
  position: absolute; top: calc(100% + 8px); left: 0; z-index: 40;
  width: 340px; background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: 16px; box-shadow: var(--shadow-pop); overflow: hidden;
}
.menu__head { display: flex; align-items: center; padding: 14px 16px; border-bottom: 1px solid var(--c-divider); font-weight: 700; font-size: var(--fs-lg); }
.menu__head .link-btn { margin-inline-start: auto; }
.menu__item {
  display: flex; align-items: center; gap: 10px; min-height: 44px; padding: 10px 16px;
  color: var(--c-text); text-decoration: none; font-size: var(--fs-base); border: 0; background: none; width: 100%; text-align: start;
}
.menu__item:hover { background: var(--c-surface-3); color: var(--c-text); }
.menu__item--danger { color: var(--c-danger); font-weight: 600; }
.menu__item--danger:hover { color: var(--c-danger); }
.menu__foot { padding: 10px 16px; text-align: center; border-top: 1px solid var(--c-divider); }
.menu__foot a { font-size: var(--fs-md); font-weight: 600; text-decoration: none; }
.menu--profile { width: 260px; padding: 8px; }
.menu--profile .menu__item { border-radius: var(--r-md); padding: 0 10px; }
.menu__user { display: flex; align-items: center; gap: 12px; padding: 10px 10px 14px; border-bottom: 1px solid var(--c-divider); margin-bottom: 6px; }
.menu__user b { display: block; font-size: var(--fs-lg); }
.menu__user span { font-size: var(--fs-sm); color: var(--c-muted); }

.notif { display: flex; gap: 12px; padding: 14px 16px; border-bottom: 1px solid var(--c-divider); text-decoration: none; color: var(--c-text); }
.notif:hover { background: var(--c-surface-3); color: var(--c-text); }
.notif.is-unread { background: var(--c-primary-tint-2); }
.notif__ico { width: 38px; height: 38px; flex-shrink: 0; border-radius: var(--r-md); background: var(--c-surface-2); color: var(--c-muted); display: flex; align-items: center; justify-content: center; }
.notif.is-unread .notif__ico { background: var(--c-primary-tint); color: var(--c-primary); }
.notif b { display: block; font-size: var(--fs-base); font-weight: 600; }
.notif span { font-size: var(--fs-sm); color: var(--c-muted); }

/* ---------- Buttons ---------- */
.btn {
  height: var(--h-control); padding: 0 16px; border-radius: var(--r-md);
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-size: var(--fs-base); font-weight: 600; text-decoration: none; white-space: nowrap;
  border: 1px solid transparent; transition: background .15s, border-color .15s, color .15s;
}
.btn-primary { background: var(--c-primary); color: var(--c-on-primary); }
.btn-primary:hover { background: var(--c-primary-dark); color: var(--c-on-primary); }
.btn-secondary { background: var(--c-surface); color: var(--c-text); border-color: var(--c-border); }
.btn-secondary:hover { border-color: var(--c-primary); color: var(--c-primary-dark); }
.btn-soft { background: var(--c-primary-tint); color: var(--c-primary-dark); }
.btn-soft:hover { background: #D3EBE6; color: var(--c-primary-dark); }
.btn-danger { background: var(--c-danger); color: #FFFFFF; }
.btn-danger:hover { background: #87291F; color: #FFFFFF; }
.btn-ghost { background: transparent; color: var(--c-primary-dark); }
.btn-ghost:hover { background: var(--c-primary-tint); }
.btn-lg { height: var(--h-btn-lg); font-size: var(--fs-xl); font-weight: 700; border-radius: var(--r-lg); padding: 0 22px; }
.btn-sm { height: 36px; padding: 0 12px; font-size: var(--fs-md); }
.btn-block { width: 100%; }
.btn[disabled], .btn[aria-disabled="true"] { background: var(--c-track); color: var(--c-muted); border-color: transparent; cursor: not-allowed; }
.btn.is-loading { pointer-events: none; background: var(--c-primary-dark); color: #fff; }
.btn.is-loading::before {
  content: ""; width: 18px; height: 18px; border-radius: 50%;
  border: 2.5px solid rgba(255, 255, 255, .35); border-top-color: #FFFFFF; animation: spin .8s linear infinite;
}
.btn-icon { width: 38px; height: 38px; padding: 0; border-radius: var(--r-md); background: var(--c-surface); border: 1px solid var(--c-border); color: var(--c-text-2); display: inline-flex; align-items: center; justify-content: center; }
.btn-icon:hover { border-color: var(--c-primary); color: var(--c-primary-dark); }
.btn-icon--danger { color: var(--c-danger); border-color: var(--c-danger-border-soft); }
.btn-icon--danger:hover { color: var(--c-danger); border-color: var(--c-danger); background: var(--c-danger-tint); }
.btn-icon--plain { border: 0; background: transparent; }
.link-btn { border: 0; background: none; padding: 4px 0; color: var(--c-primary-dark); font-size: var(--fs-md); font-weight: 600; display: inline-flex; align-items: center; gap: 4px; }
.link-btn:hover { color: var(--c-primary-darker); }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .55; } }

/* ---------- Cards / surfaces ---------- */
.card { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--r-xl); }
.card--lg { border-radius: var(--r-2xl); }
.card__head { padding: 18px 22px; border-bottom: 1px solid var(--c-divider); display: flex; align-items: center; gap: 10px; }
.card__head h2 { font-size: var(--fs-h3); font-weight: 700; }
.card__body { padding: 22px; }
.card__foot { padding: 16px 22px; border-top: 1px solid var(--c-divider); background: var(--c-surface-3); display: flex; align-items: center; gap: 10px; flex-wrap: wrap; border-radius: 0 0 var(--r-2xl) var(--r-2xl); }

.toolbar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--r-xl); padding: 10px; }
.toolbar__end { margin-inline-start: auto; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* ---------- Chips / segmented / tabs ---------- */
.chips { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.chips__label { font-size: var(--fs-md); color: var(--c-muted); margin-inline-end: 4px; }
.chip {
  height: var(--h-chip); padding: 0 14px; border-radius: var(--r-pill);
  border: 1px solid var(--c-border); background: var(--c-surface); color: var(--c-text-2);
  font-size: var(--fs-md); white-space: nowrap; flex-shrink: 0;
}
.chip:hover { border-color: var(--c-primary); }
.chip[aria-pressed="true"] { background: var(--c-primary); border-color: var(--c-primary); color: var(--c-on-primary); font-weight: 600; }
.chip--dashed { border-style: dashed; border-color: var(--c-border-dashed-2); color: var(--c-primary-dark); font-weight: 600; background: var(--c-surface-3); height: 32px; }

.filter-chip { height: 32px; padding: 0 6px 0 12px; border-radius: var(--r-pill); background: var(--c-primary-tint); color: var(--c-primary-dark); font-size: var(--fs-md); font-weight: 600; display: inline-flex; align-items: center; gap: 4px; }
.filter-chip button { width: 24px; height: 24px; border: 0; border-radius: 50%; background: transparent; color: inherit; display: inline-flex; align-items: center; justify-content: center; }
.filter-chip button:hover { background: rgba(14, 124, 107, .12); }

.seg { display: inline-flex; gap: 4px; background: var(--c-surface); border-radius: var(--r-xl); }
.seg--boxed { border: 1px solid var(--c-border); padding: 6px; }
.seg--soft { background: var(--c-surface-2); padding: 4px; border-radius: var(--r-lg); }
.seg button {
  height: 40px; padding: 0 16px; border: 0; border-radius: var(--r-md);
  background: transparent; color: var(--c-text-2); font-size: var(--fs-base); white-space: nowrap;
  display: inline-flex; align-items: center; gap: 6px;
}
.seg button:hover { color: var(--c-primary-dark); }
.seg button[aria-selected="true"], .seg button[aria-pressed="true"] { background: var(--c-primary); color: var(--c-on-primary); font-weight: 600; }
.seg--sm button { height: 32px; padding: 0 12px; font-size: var(--fs-md); }

/* ---------- Forms ---------- */
.field { display: flex; flex-direction: column; gap: 6px; }
.field > label, .label { font-size: var(--fs-md); font-weight: 600; color: var(--c-text-2); }
.label .opt { font-weight: 400; color: var(--c-muted); }
.input, .select, .textarea {
  width: 100%; height: var(--h-input); padding: 0 12px;
  border: 1px solid var(--c-border); border-radius: var(--r-md); background: var(--c-surface);
  font-size: var(--fs-lg); color: var(--c-text);
}
.textarea { height: auto; padding: 10px 12px; resize: vertical; min-height: 80px; line-height: 1.8; }
.select { appearance: none; padding-inline-start: 36px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2356645F' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: left 12px center; }
.select--sm { height: var(--h-control-sm); font-size: var(--fs-md); color: var(--c-text-2); }
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--c-primary); box-shadow: var(--focus); }
.input[readonly] { background: var(--c-surface-2); color: var(--c-text-2); }
.input::placeholder, .textarea::placeholder { color: #8A9792; }
.input-wrap { position: relative; }
.input-wrap > .ico { position: absolute; top: 50%; transform: translateY(-50%); right: 13px; color: var(--c-muted); pointer-events: none; }
.input-wrap > .input { padding-right: 40px; }
.input-wrap > .input-action { position: absolute; left: 4px; top: 50%; transform: translateY(-50%); width: 38px; height: 38px; border: 0; border-radius: var(--r-sm); background: transparent; color: var(--c-muted); display: flex; align-items: center; justify-content: center; }
.input-wrap > .input-action + .input, .input-wrap > .input.has-action { padding-left: 48px; }
.hint { font-size: var(--fs-sm); color: var(--c-muted); }
/*.error-text { font-size: var(--fs-sm); color: var(--c-danger); display: none; align-items: center; gap: 4px; }
.field.has-error .input, .field.has-error .textarea, .field.has-error .select { border: 1.5px solid var(--c-danger); background: var(--c-danger-tint); }
.field.has-error .error-text { display: flex; }*/
/* پیام خطا — پیش‌فرض مخفی */
.field .error-text {
    font-size: var(--fs-sm);
    color: var(--c-danger);
    display: none;
    align-items: center;
    gap: 6px;
    line-height: 1.6;
    margin-top: 4px;
}

    .field .error-text .ico {
        flex-shrink: 0;
    }

/* نمایش خطا وقتی فیلد has-error است */
.field.has-error .error-text {
    display: flex;
}

/* مرز قرمز ورودی هنگام خطا */
.field.has-error .input,
.field.has-error .textarea,
.field.has-error .select {
    border: 1.5px solid var(--c-danger);
    background: var(--c-danger-tint);
}

    .field.has-error .input:focus {
        box-shadow: 0 0 0 3px rgba(161, 54, 44, .18);
    }

/* رنگ متن خطای asp-validation-for */
.field .error-text .field-validation-error {
    color: var(--c-danger);
}

.search { position: relative; }
.search .ico { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); color: var(--c-muted); pointer-events: none; }
.search input {
  width: 100%; height: var(--h-control); padding: 0 42px 0 12px; border: 1px solid var(--c-border);
  border-radius: var(--r-lg); background: var(--c-surface); font-size: var(--fs-base);
}
.search input:focus { outline: none; border-color: var(--c-primary); box-shadow: var(--focus); }
.search--lg input { height: var(--h-btn-lg); border-radius: var(--r-xl); font-size: var(--fs-lg); padding-right: 48px; box-shadow: 0 1px 2px rgba(16, 32, 29, .04); }
.search--lg .ico { right: 16px; }

/* qty stepper */
.stepper { display: inline-flex; align-items: center; border: 1px solid var(--c-border); border-radius: var(--r-md); height: 38px; overflow: hidden; background: var(--c-surface); }
.stepper button { width: 36px; height: 100%; border: 0; background: var(--c-bg); color: var(--c-text); display: flex; align-items: center; justify-content: center; }
.stepper button:hover { background: var(--c-primary-tint); }
.stepper input { width: 40px; height: 100%; border: 0; text-align: center; font-weight: 700; font-size: var(--fs-base); background: transparent; -moz-appearance: textfield; }
.stepper input::-webkit-outer-spin-button, .stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

/* ---------- Status ---------- */
.status { height: 26px; padding: 0 10px; border-radius: var(--r-pill); font-size: var(--fs-sm); font-weight: 600; display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; flex-shrink: 0; }
.status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; opacity: .85; }
.status--new { background: var(--s-new-bg); color: var(--s-new-fg); }
.status--seen { background: var(--s-seen-bg); color: var(--s-seen-fg); }
.status--order { background: var(--s-order-bg); color: var(--s-order-fg); }
.status--sent { background: var(--s-sent-bg); color: var(--s-sent-fg); }
.status--pending { background: var(--s-order-bg); color: var(--s-order-fg); }
.status--ok { background: var(--s-sent-bg); color: var(--s-sent-fg); }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 4px; }
.steps li { display: flex; flex-direction: column; gap: 6px; font-size: var(--fs-sm); color: var(--c-disabled); }
.steps li::before { content: ""; height: 6px; border-radius: var(--r-pill); background: var(--c-track); }
.steps li.is-done { color: var(--c-text-2); }
.steps li.is-done::before { background: var(--c-primary); }
.steps li.is-current { color: var(--c-primary-dark); font-weight: 700; }
.steps--bare li { font-size: 0; }

/* ---------- Empty / skeleton ---------- */
.empty { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; text-align: center; padding: 48px 20px; }
.empty--boxed { background: var(--c-surface); border: 1px dashed var(--c-border-dashed); border-radius: var(--r-2xl); }
.empty__ico { width: 64px; height: 64px; border-radius: var(--r-2xl); background: var(--c-primary-tint); color: var(--c-primary); display: flex; align-items: center; justify-content: center; }
.empty__ico--muted { background: var(--c-surface-2); color: var(--c-muted); }
.empty h2, .empty h3 { font-size: 17px; font-weight: 700; }
.empty p { font-size: var(--fs-md); color: var(--c-muted); line-height: 1.9; }

.skeleton { animation: pulse 1.4s ease-in-out infinite; }
.sk { background: var(--c-skeleton); border-radius: 5px; display: block; }

/* ---------- Dialog (modal / sheet / drawer) ---------- */
dialog.modal {
  border: 0; padding: 0; border-radius: var(--r-2xl); width: min(560px, calc(100vw - 32px));
  background: var(--c-surface); color: var(--c-text); box-shadow: var(--shadow-modal);
}
dialog.modal::backdrop { background: var(--overlay); }
dialog.modal--sm { width: min(420px, calc(100vw - 32px)); }
.modal__head { display: flex; align-items: center; gap: 10px; padding: 18px 22px; border-bottom: 1px solid var(--c-divider); }
.modal__head h2 { font-size: var(--fs-h3); font-weight: 700; }
.modal__close { margin-inline-start: auto; width: 40px; height: 40px; border: 0; border-radius: var(--r-md); background: var(--c-surface-2); color: var(--c-text-2); display: flex; align-items: center; justify-content: center; }
.modal__body { padding: 20px 22px; display: flex; flex-direction: column; gap: 16px; }
.modal__foot { display: flex; gap: 10px; padding: 16px 22px 20px; border-top: 1px solid var(--c-divider); background: var(--c-surface-3); }
.modal__foot .btn-primary, .modal__foot .btn-danger { flex-grow: 1; }

dialog.drawer {
  margin: 0 auto 0 0; height: 100vh; max-height: 100vh; width: min(460px, 100vw); border: 0; padding: 0;
  background: var(--c-surface); box-shadow: var(--shadow-modal);
}
dialog.drawer::backdrop { background: var(--overlay); }

.confirm-ico { width: 48px; height: 48px; border-radius: var(--r-xl); background: var(--c-danger-tint); color: var(--c-danger); display: flex; align-items: center; justify-content: center; }

/* ---------- Toast ---------- */
.toasts { pointer-events: none; position: fixed; z-index: 100; bottom: 24px; left: 24px; display: flex; flex-direction: column; gap: 10px; width: min(420px, calc(100vw - 32px)); }
.toast {
  pointer-events: auto;
  display: flex; align-items: center; gap: 12px; padding: 14px 16px; border-radius: var(--r-xl);
  background: var(--c-ink); color: #FFFFFF; box-shadow: 0 12px 28px rgba(16, 32, 29, .25);
  animation: toastIn .2s ease-out;
}
.toast__ico { width: 32px; height: 32px; flex-shrink: 0; border-radius: 50%; background: var(--c-primary); display: flex; align-items: center; justify-content: center; }
.toast b { font-size: var(--fs-base); font-weight: 600; }
.toast a { margin-inline-start: auto; color: var(--c-on-ink-link); font-size: var(--fs-md); font-weight: 700; text-decoration: none; white-space: nowrap; }
.toast--error { background: var(--c-surface); color: var(--c-text); border: 1px solid var(--c-danger-border); }
.toast--error .toast__ico { background: var(--c-danger-tint); color: var(--c-danger); }
.toast--error b { color: var(--c-danger); }
@keyframes toastIn { from { transform: translateY(8px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ---------- Drop zone / file ---------- */
.dropzone {
  min-height: 180px; border: 2px dashed var(--c-border-dashed-2); border-radius: var(--r-xl); background: var(--c-primary-tint-2);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; color: var(--c-text-2); text-align: center; padding: 16px; cursor: pointer;
}
.dropzone.is-over { border-color: var(--c-primary); background: var(--c-primary-tint); }
.dropzone__ico { width: 52px; height: 52px; border-radius: var(--r-xl); background: var(--c-primary-tint); color: var(--c-primary); display: flex; align-items: center; justify-content: center; }
.dropzone b { font-size: var(--fs-lg); font-weight: 600; }
.dropzone u { color: var(--c-primary-dark); }
.dropzone input[type=file] { position: absolute; width: 1px; height: 1px; opacity: 0; }
.filebox { display: flex; align-items: center; gap: 12px; padding: 12px; border: 1px solid var(--c-border); border-radius: var(--r-xl); }
.filebox.has-error { border-color: var(--c-danger-border); background: var(--c-danger-tint); }
.filebox__thumb { width: 56px; height: 56px; flex-shrink: 0; border-radius: var(--r-md); background: var(--c-surface-2); border: 1px solid var(--c-border); display: flex; align-items: center; justify-content: center; color: var(--c-muted); overflow: hidden; }
.filebox__thumb img { width: 100%; height: 100%; object-fit: cover; }
.filebox__meta { display: flex; flex-direction: column; gap: 6px; flex-grow: 1; min-width: 0; }
.filebox__name { font-size: var(--fs-base); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; direction: ltr; text-align: right; }
.progress { height: 6px; border-radius: var(--r-pill); background: var(--c-track); overflow: hidden; }
.progress > span { display: block; height: 100%; width: 0; background: var(--c-primary); border-radius: var(--r-pill); transition: width .2s; }

/* ---------- Utilities ---------- */
.row { display: flex; align-items: center; gap: 10px; }
.stack { display: flex; flex-direction: column; gap: 10px; }
.grow { flex-grow: 1; min-width: 0; }
.mt-auto { margin-top: auto; }
.only-mobile { display: none !important; }

/* ==========================================================================
   Responsive — tablet & phone
   ========================================================================== */
@media (max-width: 1100px) {
  .topbar__inner { padding: 0 20px; gap: 20px; }
  .mainnav a { padding: 3px 10px 0; font-size: var(--fs-base); }
  .page { padding: 24px 20px 64px; }
  .profile-btn .profile-btn__name { display: none; }
  .profile-btn { padding: 0 6px; }
}

@media (max-width: 767px) {
  body { padding-bottom: calc(var(--bottom-nav-h) + env(safe-area-inset-bottom)); }
  .only-desktop { display: none !important; }
  .only-mobile { display: initial !important; }
  .topbar { height: 60px; }
  .topbar__inner { padding: 0 12px 0 16px; }
  .mainnav { display: none; }
  .brand { font-size: 17px; }
  .profile-btn { display: none; }
  .menu { position: fixed; top: 64px; left: 12px; right: 12px; width: auto; }

  .page { padding: 16px 16px 32px; gap: 14px; }
  .page-head h1 { font-size: var(--fs-h2); }
  .page-head p { font-size: var(--fs-md); }
  .page-head__actions { margin-inline-start: 0; width: 100%; }

  .bottomnav {
    display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
    position: fixed; z-index: 30; bottom: 0; right: 0; left: 0;
    height: calc(var(--bottom-nav-h) + env(safe-area-inset-bottom)); padding-bottom: calc(8px + env(safe-area-inset-bottom));
    background: var(--c-surface); border-top: 1px solid var(--c-border);
  }
  .bottomnav a { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; color: var(--c-muted); font-size: var(--fs-xs); text-decoration: none; }
  .bottomnav a[aria-current="page"] { color: var(--c-primary-dark); font-weight: 700; }
  .bottomnav .count-badge { position: absolute; top: 8px; left: calc(50% - 22px); min-width: 16px; height: 16px; font-size: 10px; padding: 0 4px; }

  .toolbar { padding: 8px; }
  .toolbar__end { margin-inline-start: 0; width: 100%; }
  .seg { overflow-x: auto; max-width: 100%; }

  dialog.modal.modal--sheet-mobile {
    margin: auto 0 0 0; width: 100vw; max-width: 100vw; border-radius: var(--r-3xl) var(--r-3xl) 0 0; max-height: 92vh;
  }
  dialog.drawer { width: 100vw; }
  .toasts { left: 16px; right: 16px; width: auto; bottom: calc(var(--bottom-nav-h) + 16px); }
  .modal__foot { padding-bottom: calc(20px + env(safe-area-inset-bottom)); }
}

/* ---------- Print ---------- */
@media print {
  .topbar, .bottomnav, .toasts, .no-print { display: none !important; }
  body { background: #FFFFFF; padding: 0; }
}

/* ---------- Combobox (searchable select) ---------- */
.combo { position: relative; display: flex; flex-direction: column; gap: 6px; }
.combo__box { position: relative; }
.combo__box > .ico { position: absolute; right: 13px; top: 50%; transform: translateY(-50%); color: var(--c-muted); pointer-events: none; }
.combo__box .input { padding-right: 40px; padding-left: 40px; height: 48px; }
.combo.has-value .combo__box .input { font-weight: 600; }
.combo.has-value .combo__box > .ico { color: var(--c-primary); }
.combo__clear { position: absolute; left: 6px; top: 50%; transform: translateY(-50%); width: 34px; height: 34px; border: 0; border-radius: 50%; background: transparent; color: var(--c-muted); display: flex; align-items: center; justify-content: center; }
.combo__clear:hover { background: var(--c-surface-2); color: var(--c-text); }
.combo__box > .combo__chev { right: auto; left: 14px; }
.combo__chev { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--c-muted); pointer-events: none; transition: transform .15s; }
.combo.has-value .combo__box > .combo__chev, .combo__clear:not([hidden]) ~ .combo__chev { display: none; }
.combo.is-open .combo__box > .combo__chev { transform: translateY(-50%) rotate(180deg); }
.combo__list {
  position: absolute; z-index: 45; top: calc(100% + 6px); right: 0; left: 0;
  margin: 0; padding: 6px; list-style: none; max-height: 320px; overflow: auto;
  background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--r-xl); box-shadow: var(--shadow-pop);
}
.combo__opt { min-height: 44px; padding: 8px 12px; border-radius: var(--r-md); display: flex; align-items: center; gap: 10px; cursor: pointer; font-size: var(--fs-base); }
.combo__opt:hover, .combo__opt.is-active { background: var(--c-primary-tint-2); }
.combo__opt.is-active { box-shadow: inset 0 0 0 1px var(--c-border-dashed); }
.combo__opt[aria-selected="true"] { color: var(--c-primary-dark); font-weight: 700; }
.combo__opt[aria-selected="true"] .ico { color: var(--c-primary); }
.combo__opt-label { font-weight: 600; }
.combo__opt-sub { color: var(--c-muted); font-size: var(--fs-md); }
.combo__opt .ico { margin-inline-start: auto; }
.combo__empty, .combo__more { padding: 12px; font-size: var(--fs-md); color: var(--c-muted); text-align: center; }
.combo__more { border-top: 1px solid var(--c-divider); margin-top: 4px; }
.combo.has-error .input { border: 1.5px solid var(--c-danger); background: var(--c-danger-tint); }
.combo .error-text { display: none; }
.combo.has-error .error-text { display: flex; }

/* option buttons (segmented choice for test count) */
.choice { display: flex; gap: 8px; flex-wrap: wrap; }
.choice button {
  min-width: 72px; height: 48px; padding: 0 16px; border-radius: var(--r-md);
  border: 1px solid var(--c-border); background: var(--c-surface); color: var(--c-text-2);
  font-size: var(--fs-lg); font-weight: 600; direction: ltr;
}
.choice button:hover { border-color: var(--c-primary); color: var(--c-primary-dark); }
.choice button[aria-checked="true"] { background: var(--c-primary); border-color: var(--c-primary); color: #FFFFFF; }
.choice button.choice__none { direction: rtl; font-weight: 500; }
.stepper--lg { height: 48px; }
.stepper--lg button { width: 46px; }
.stepper--lg input { width: 56px; font-size: var(--fs-xl); }
.seg a {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    height: 40px;
    padding: 0 16px;
    border-radius: var(--r-md);
    text-decoration: none !important;
    color: var(--c-text-2);
    font-size: var(--fs-base);
    transition: all 0.15s;
}

    .seg a:hover {
        color: var(--c-primary-dark);
    }

    .seg a[aria-selected="true"] {
        background-color: var(--c-primary) !important;
        color: var(--c-on-primary) !important;
        font-weight: 600;
    }