/* Warehouse App — phone-first PWA, dark operations-console palette shared
   with the rest of InventoryOS (STC Console / POS): bg #16181d, cards
   #0b0d10, border #1c2128, text #f2f4f7, muted #c9cfd6, amber accent
   #ff5a1f, ok-green #2ed573, monospace labels. */

:root {
	--wh-bg: #16181d;
	--wh-card: #0b0d10;
	--wh-card-alt: #14181c;
	--wh-border: #1c2128;
	--wh-text: #f2f4f7;
	--wh-muted: #c9cfd6;
	--wh-dim: #3a424c;
	--wh-amber: #ff5a1f;
	--wh-ok: #2ed573;
	--wh-err: #ff5f5f;
	--wh-mono: ui-monospace, SFMono-Regular, Menlo, monospace;
	--wh-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: rgba(245,166,35,.25); }
html, body {
	margin: 0; padding: 0;
	background: var(--wh-bg); color: var(--wh-text);
	font-family: var(--wh-sans);
	font-size: 15px; line-height: 1.4;
	-webkit-text-size-adjust: 100%;
	overscroll-behavior-y: contain;
}
a { color: var(--wh-amber); }
button { font-family: inherit; }

#whRoot {
	max-width: 620px; margin: 0 auto;
	min-height: 100vh; padding-bottom: 84px;
}
.wh-boot { text-align: center; padding: 90px 20px; color: var(--wh-dim); font-family: var(--wh-mono); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; }

/* ---------- top bar ---------- */
.wh-top {
	display: flex; align-items: center; gap: 12px;
	padding: 14px 16px; padding-top: max(14px, env(safe-area-inset-top));
	background: var(--wh-card); border-bottom: 1px solid var(--wh-border);
	position: sticky; top: 0; z-index: 50;
}
.wh-top__back {
	width: 38px; height: 38px; border-radius: 8px;
	background: var(--wh-card-alt); border: 1px solid var(--wh-border); color: var(--wh-muted);
	font-size: 18px; cursor: pointer; padding: 0; flex: 0 0 auto;
}
.wh-top__back:active { background: var(--wh-border); }
.wh-top__title { flex: 1; min-width: 0; }
.wh-top__title h1 { margin: 0; font-size: 16px; font-weight: 700; letter-spacing: .01em; color: var(--wh-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wh-top__title span { display: block; font-size: 11px; color: var(--wh-dim); font-family: var(--wh-mono); letter-spacing: .06em; text-transform: uppercase; margin-top: 2px; }
.wh-top__avatar {
	width: 34px; height: 34px; border-radius: 50%; flex: 0 0 auto;
	background: var(--wh-amber); color: #16181d;
	display: grid; place-items: center;
	font-weight: 700; font-size: 12px; font-family: var(--wh-mono);
	text-decoration: none;
}

/* ---------- generic layout ---------- */
.wh-view { padding: 14px 14px 24px; }
.wh-section { margin-bottom: 18px; }
.wh-section__head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 8px; gap: 8px; }
.wh-section__title { font-family: var(--wh-mono); font-size: 11px; letter-spacing: .18em; text-transform: uppercase; color: var(--wh-muted); font-weight: 600; }
.wh-section__hint { font-family: var(--wh-mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--wh-dim); }

.wh-empty { text-align: center; padding: 26px 16px; color: var(--wh-dim); font-size: 13px; border: 1px dashed var(--wh-border); border-radius: 8px; background: var(--wh-card-alt); }
.wh-error { padding: 12px 14px; border-radius: 8px; background: rgba(255,95,95,.08); border: 1px solid rgba(255,95,95,.3); color: var(--wh-err); font-size: 13px; margin-bottom: 12px; }

/* ---------- KPI grid (dashboard) ---------- */
.wh-kpi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.wh-kpi { background: var(--wh-card); border: 1px solid var(--wh-border); border-radius: 10px; padding: 14px; cursor: pointer; }
.wh-kpi:active { background: var(--wh-card-alt); }
.wh-kpi--warn { border-left: 3px solid var(--wh-amber); }
.wh-kpi--ok { border-left: 3px solid var(--wh-ok); }
.wh-kpi__label { font-family: var(--wh-mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: var(--wh-muted); }
.wh-kpi__value { font-size: 26px; font-weight: 700; letter-spacing: -.02em; margin-top: 4px; font-variant-numeric: tabular-nums; }
.wh-kpi__note { font-size: 11px; color: var(--wh-dim); margin-top: 2px; }

/* ---------- quick action tiles ---------- */
.wh-quick-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.wh-quick {
	display: flex; flex-direction: column; align-items: center; gap: 6px;
	background: var(--wh-card); border: 1px solid var(--wh-border); border-radius: 10px;
	padding: 16px 8px; color: var(--wh-text); cursor: pointer; text-align: center;
}
.wh-quick:active { background: var(--wh-card-alt); border-color: var(--wh-amber); }
.wh-quick__icon { font-size: 24px; }
.wh-quick__label { font-size: 11px; font-weight: 600; }

/* ---------- list rows (generic) ---------- */
.wh-list { display: flex; flex-direction: column; gap: 8px; }
.wh-row {
	display: flex; align-items: center; gap: 12px;
	background: var(--wh-card); border: 1px solid var(--wh-border); border-radius: 10px;
	padding: 12px; cursor: pointer;
}
.wh-row:active { background: var(--wh-card-alt); }
.wh-row__img { width: 42px; height: 42px; border-radius: 8px; background: var(--wh-card-alt); object-fit: cover; flex: 0 0 auto; border: 1px solid var(--wh-border); }
.wh-row__img--ph { display: grid; place-items: center; font-size: 16px; color: var(--wh-dim); }
.wh-row__body { flex: 1; min-width: 0; }
.wh-row__title { font-size: 13.5px; font-weight: 600; color: var(--wh-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wh-row__meta { font-size: 11.5px; color: var(--wh-dim); font-family: var(--wh-mono); margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wh-row__aside { text-align: right; flex: 0 0 auto; }
.wh-row__num { font-family: var(--wh-mono); font-size: 15px; font-weight: 700; color: var(--wh-amber); font-variant-numeric: tabular-nums; }
.wh-row__sub { font-size: 10px; color: var(--wh-dim); text-transform: uppercase; letter-spacing: .06em; margin-top: 2px; }

.wh-pill { display: inline-flex; align-items: center; padding: 2px 8px; border-radius: 999px; background: var(--wh-border); color: var(--wh-muted); font-family: var(--wh-mono); font-size: 9.5px; letter-spacing: .1em; text-transform: uppercase; }
.wh-pill--ok { background: rgba(46,213,115,.18); color: var(--wh-ok); }
.wh-pill--warn { background: rgba(245,166,35,.18); color: var(--wh-amber); }
.wh-pill--err { background: rgba(255,95,95,.18); color: var(--wh-err); }

/* ---------- search bar ---------- */
.wh-search {
	display: flex; gap: 8px; align-items: center;
	background: var(--wh-card); border: 1px solid var(--wh-border); border-radius: 10px;
	padding: 4px 4px 4px 12px; margin-bottom: 12px;
}
.wh-search input {
	flex: 1; background: transparent; border: none; outline: none;
	color: var(--wh-text); font-size: 15px; padding: 10px 0;
	min-width: 0;
}
.wh-search input::placeholder { color: var(--wh-dim); }
.wh-search__scan {
	width: 40px; height: 40px; border-radius: 8px; flex: 0 0 auto;
	background: var(--wh-card-alt); border: 1px solid var(--wh-border); color: var(--wh-text);
	font-size: 17px; cursor: pointer;
}
.wh-search__scan.is-active { background: var(--wh-amber); color: #16181d; border-color: var(--wh-amber); }

/* ---------- inline scanner slot ---------- */
.wh-scan-slot { margin-bottom: 12px; }
.wh-scan-slot .viewfinder { max-width: 100% !important; width: 100% !important; }
.wh-scan-slot .cam-wrap { grid-template-columns: 1fr !important; }
.wh-scan-slot .session-panel { display: none; }

/* ---------- cards (result / detail) ---------- */
.wh-card { background: var(--wh-card); border: 1px solid var(--wh-border); border-radius: 12px; padding: 16px; margin-bottom: 12px; }
.wh-card__title { font-size: 16px; font-weight: 700; color: var(--wh-text); }
.wh-card__sub { font-size: 12px; color: var(--wh-dim); font-family: var(--wh-mono); margin-top: 2px; }
.wh-card__row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; border-top: 1px solid var(--wh-border); }
.wh-card__row:first-of-type { border-top: none; }
.wh-card__row .k { color: var(--wh-muted); font-size: 12.5px; }
.wh-card__row .v { color: var(--wh-text); font-size: 13.5px; font-weight: 600; font-family: var(--wh-mono); }

.wh-loc-path { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; font-size: 13px; color: var(--wh-text); }
.wh-loc-path b { color: var(--wh-amber); }
.wh-loc-path .sep { color: var(--wh-dim); }

/* ---------- forms ---------- */
.wh-field { display: block; margin-bottom: 14px; }
.wh-field > span { display: block; font-size: 10.5px; color: var(--wh-muted); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 6px; font-weight: 600; }
.wh-field input, .wh-field select, .wh-field textarea {
	width: 100%; background: var(--wh-card-alt); border: 1px solid var(--wh-border); color: var(--wh-text);
	padding: 12px; border-radius: 8px; font-size: 15px; font-family: inherit;
}
.wh-field textarea { min-height: 70px; resize: vertical; }
.wh-field input:focus, .wh-field select:focus, .wh-field textarea:focus { outline: none; border-color: var(--wh-amber); box-shadow: 0 0 0 2px rgba(245,166,35,.2); }
.wh-field--check { display: flex; align-items: center; gap: 8px; }
.wh-field--check input { width: auto; }

.wh-qty-row { display: flex; align-items: center; gap: 12px; justify-content: center; padding: 10px 0; }
.wh-qty-btn { width: 44px; height: 44px; border-radius: 50%; background: var(--wh-card-alt); border: 1px solid var(--wh-border); color: var(--wh-text); font-size: 22px; cursor: pointer; }
.wh-qty-btn:active { background: var(--wh-border); }
.wh-qty-val { font-family: var(--wh-mono); font-size: 28px; font-weight: 700; min-width: 60px; text-align: center; }

/* ---------- buttons ---------- */
.wh-btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 6px;
	background: var(--wh-card-alt); border: 1px solid var(--wh-border); color: var(--wh-muted);
	padding: 12px 16px; border-radius: 8px;
	font-size: 13.5px; font-weight: 600; cursor: pointer;
	min-height: 44px; text-decoration: none;
}
.wh-btn:active { background: var(--wh-border); }
.wh-btn:disabled { opacity: .45; cursor: not-allowed; }
.wh-btn--full { width: 100%; }
.wh-btn--sm { padding: 8px 12px; font-size: 12px; min-height: 36px; }
.wh-btn--primary { background: var(--wh-amber); color: #16181d; border-color: var(--wh-amber); font-weight: 700; }
.wh-btn--primary:active { filter: brightness(.92); }
.wh-btn--primary:disabled { background: var(--wh-border); color: var(--wh-dim); }
.wh-btn--ok { background: var(--wh-ok); color: #052a13; border-color: var(--wh-ok); font-weight: 700; }
.wh-btn--danger { color: var(--wh-err); border-color: rgba(255,95,95,.35); }
.wh-btn-row { display: flex; gap: 8px; }
.wh-btn-row .wh-btn { flex: 1; }

/* ---------- segmented control ---------- */
.wh-seg { display: flex; background: var(--wh-card-alt); border: 1px solid var(--wh-border); border-radius: 10px; padding: 3px; margin-bottom: 14px; }
.wh-seg button { all: unset; flex: 1; text-align: center; padding: 9px 10px; border-radius: 8px; font-size: 12.5px; font-weight: 600; color: var(--wh-muted); cursor: pointer; }
.wh-seg button.is-active { background: var(--wh-amber); color: #16181d; }

/* ---------- cart / order lines ---------- */
.wh-line {
	background: var(--wh-card); border: 1px solid var(--wh-border); border-radius: 10px;
	padding: 10px 12px; margin-bottom: 8px;
}
.wh-line__top { display: flex; justify-content: space-between; gap: 8px; }
.wh-line__title { font-size: 13.5px; font-weight: 600; }
.wh-line__meta { font-size: 11px; color: var(--wh-dim); font-family: var(--wh-mono); margin-top: 2px; }
.wh-line__ctrl { display: flex; align-items: center; gap: 8px; margin-top: 8px; }
.wh-line__rm { margin-left: auto; width: 30px; height: 30px; border-radius: 50%; background: transparent; border: 1px solid var(--wh-border); color: var(--wh-dim); font-size: 16px; cursor: pointer; }
.wh-line__rm:active { color: var(--wh-err); border-color: var(--wh-err); }

/* ---------- bottom tab bar ---------- */
.wh-tabbar {
	position: fixed; left: 0; right: 0; bottom: 0;
	max-width: 620px; margin: 0 auto;
	background: var(--wh-card); border-top: 1px solid var(--wh-border);
	display: grid; grid-template-columns: repeat(6, 1fr);
	padding-bottom: env(safe-area-inset-bottom);
	z-index: 80;
}
.wh-tab {
	all: unset; display: flex; flex-direction: column; align-items: center; gap: 3px;
	padding: 9px 2px 8px; cursor: pointer; color: var(--wh-dim); text-align: center;
}
.wh-tab__icon { font-size: 19px; line-height: 1; }
.wh-tab__label { font-size: 9.5px; font-weight: 600; letter-spacing: .02em; text-transform: uppercase; font-family: var(--wh-mono); }
.wh-tab.is-active { color: var(--wh-amber); }
.wh-tab__badge { position: relative; }
.wh-tab__dot { position: absolute; top: -2px; right: -6px; background: var(--wh-amber); color: #16181d; border-radius: 999px; font-size: 9px; font-weight: 700; padding: 0 4px; min-width: 14px; line-height: 14px; }

/* ---------- toasts ---------- */
.wh-toast {
	position: fixed; left: 50%; bottom: 96px;
	transform: translate(-50%, 20px); opacity: 0;
	background: var(--wh-card-alt); border: 1px solid var(--wh-border);
	color: var(--wh-text); padding: 12px 18px; border-radius: 8px;
	font-size: 13.5px; font-weight: 600;
	z-index: 200; max-width: 88vw; text-align: center;
	box-shadow: 0 8px 24px rgba(0,0,0,.4);
	transition: transform .2s, opacity .2s;
}
.wh-toast--in { transform: translate(-50%, 0); opacity: 1; }
.wh-toast--ok { border-left: 4px solid var(--wh-ok); }
.wh-toast--err { border-left: 4px solid var(--wh-err); }

/* ---------- modal ---------- */
.wh-modal-backdrop {
	position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 150;
	display: flex; align-items: flex-end; justify-content: center;
}
.wh-modal {
	background: var(--wh-card); border: 1px solid var(--wh-border); border-radius: 16px 16px 0 0;
	max-width: 620px; width: 100%; padding: 18px 16px max(18px, env(safe-area-inset-bottom));
	max-height: 85vh; overflow-y: auto;
}
.wh-modal__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.wh-modal__head h3 { margin: 0; font-size: 15px; }
.wh-modal__close { all: unset; font-size: 20px; color: var(--wh-dim); cursor: pointer; padding: 4px 8px; }

.wh-note { font-size: 12px; color: var(--wh-dim); line-height: 1.5; margin-top: 4px; }
.wh-link-out { display: inline-block; margin-top: 8px; font-size: 12.5px; }

@media (min-width: 480px) {
	.wh-quick-grid { grid-template-columns: repeat(3, 1fr); }
}