/* Trexpi business theme: dense, desktop-first work surface with a dark navigation rail and a deep
   green action colour; collapses to a top bar with a slide-in menu below 960px. */

:root {
    --ink: #13202b;
    --ink-soft: #364552;
    --accent: #0e6655;
    --accent-hover: #0a4f42;
    --accent-soft: #dff0eb;
    --bg: #f4f6f8;
    --rail: #13202b;
    --rail-ink: #c9d3dc;
    --rail-width: 248px;
    --max: 1320px;
}

body { font-size: 0.97rem; }

.layout { min-height: 100vh; }
.workspace { min-width: 0; display: flex; flex-direction: column; min-height: 100vh; }

/* ------------------------------------------------------------------ navigation rail */

.sidebar {
    background: var(--rail); color: var(--rail-ink); display: flex; flex-direction: column; gap: 18px;
    padding: 18px 12px; position: fixed; inset: 0 auto 0 0; width: var(--rail-width); z-index: 70; overflow-y: auto;
}
.sidebar[hidden] { display: none; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; padding: 4px 8px; }
.brand:hover { color: #fff; }
.brand-mark { display: inline-grid; place-items: center; width: 34px; height: 34px; border-radius: 8px; background: var(--accent); font-weight: 800; font-size: 1.15rem; }
.brand-name { font-weight: 800; font-size: 1.15rem; }
.brand-sub { font-weight: 500; margin-left: 5px; color: #8fa3b3; }

.side-nav ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.side-link {
    display: flex; align-items: center; gap: 10px; min-height: 42px; padding: 8px 12px; border-radius: var(--radius-s);
    color: var(--rail-ink); text-decoration: none; font-weight: 550;
}
.side-link:hover { background: rgba(255, 255, 255, 0.07); color: #fff; }
.side-link[aria-current="page"] { background: rgba(255, 255, 255, 0.12); color: #fff; box-shadow: inset 3px 0 0 #4fc3a1; }
.nav-count { margin-left: auto; min-width: 22px; height: 22px; padding: 0 6px; border-radius: 999px; background: #4fc3a1; color: var(--rail); font-size: 0.78rem; font-weight: 800; display: inline-grid; place-items: center; }

.side-account { margin-top: auto; border-top: 1px solid rgba(255, 255, 255, 0.12); padding: 14px 8px 0; display: grid; gap: 10px; }
.side-user { display: grid; gap: 2px; }
.side-user-name { color: #fff; font-weight: 650; overflow-wrap: anywhere; }
.side-user-role, .side-company { font-size: 0.85rem; color: #8fa3b3; }
.side-account .btn-ghost { color: var(--rail-ink); justify-content: flex-start; padding-left: 0; }
.side-account .btn-ghost:hover { color: #fff; }
.sidebar :focus-visible { outline-color: #4fc3a1; }

/* ------------------------------------------------------------------ top bar */

.topbar {
    position: sticky; top: 0; z-index: 40; background: var(--surface); border-bottom: 1px solid var(--line);
    display: flex; align-items: center; gap: 12px; padding: 10px var(--gutter); min-height: 60px;
}
.topbar-brand { font-weight: 800; color: var(--ink); text-decoration: none; white-space: nowrap; }
.topbar-brand span { font-weight: 500; color: var(--muted); }
.menu-toggle {
    display: inline-grid; place-items: center; width: 44px; height: 44px; border: 1px solid var(--line-strong);
    border-radius: var(--radius-s); background: var(--surface); color: var(--ink); cursor: pointer;
}
.menu-toggle[hidden] { display: none; }
.search { display: flex; gap: 8px; flex: 1; max-width: 560px; min-width: 0; }
.search[hidden] { display: none; }
.search input {
    flex: 1; min-width: 0; min-height: 40px; padding: 8px 12px; font: inherit; color: var(--ink);
    border: 1px solid var(--line-strong); border-radius: var(--radius-s); background: var(--surface);
}
.search input:focus-visible { outline: 3px solid var(--focus); outline-offset: 0; }
.topbar-actions { margin-left: auto; display: flex; gap: 8px; align-items: center; }

@media (min-width: 960px) {
    body.signed-in .workspace { margin-left: var(--rail-width); }
    body.signed-in .topbar-brand, body.signed-in .menu-toggle { display: none; }
}

@media (max-width: 959px) {
    body.signed-in .sidebar { transform: translateX(-100%); transition: transform 0.2s ease; visibility: hidden; }
    body.signed-in.menu-open .sidebar { transform: none; visibility: visible; box-shadow: 0 0 0 100vmax rgba(10, 16, 28, 0.45); }
}

@media (max-width: 639px) {
    .topbar { flex-wrap: wrap; }
    .search { order: 3; flex-basis: 100%; max-width: none; }
    .topbar-basket span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }
}

/* ------------------------------------------------------------------ welcome (signed out) */

.welcome { display: grid; gap: 28px; padding-top: 40px; }
@media (min-width: 900px) { .welcome { grid-template-columns: 3fr 2fr; align-items: start; } }
.welcome-hero h1 { font-size: clamp(2rem, 1.4rem + 2.6vw, 3rem); line-height: 1.08; letter-spacing: -0.02em; max-width: 16ch; }
.welcome-text { font-size: 1.08rem; color: var(--ink-soft); max-width: 56ch; }
.welcome-steps { background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: var(--radius-m); padding: 18px 20px; }
.welcome-steps ol { margin: 0; padding-left: 22px; display: grid; gap: 8px; }

/* ------------------------------------------------------------------ overview */

.quick-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); margin: 18px 0; }
.quick-card {
    display: grid; gap: 4px; padding: 16px; background: var(--surface); border: 1px solid var(--line);
    border-radius: var(--radius-m); color: var(--ink); text-decoration: none;
}
.quick-card .icon { color: var(--accent); }
.quick-card:hover { border-color: var(--accent); color: var(--ink); }
.quick-title { font-weight: 700; }
.recent-list { list-style: none; margin: 0; padding: 0; }
.recent-list li { display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.recent-list li:last-child { border-bottom: 0; }
@media (max-width: 639px) { .recent-list li { grid-template-columns: 1fr auto; } }

/* ------------------------------------------------------------------ lists and filters */

.filter-bar {
    display: grid; gap: 12px; align-items: end; background: var(--surface); border: 1px solid var(--line);
    border-radius: var(--radius-m); padding: 14px; margin-bottom: 16px;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}
.filter-bar .field input, .filter-bar .field select { min-height: 40px; padding: 7px 10px; }
.filter-actions { display: flex; gap: 6px; align-items: center; }
.filter-actions .btn { min-height: 40px; }

.small { font-size: 0.85rem; }
.qty-input { width: 84px; min-height: 38px; padding: 6px 8px; font: inherit; border: 1px solid var(--line-strong); border-radius: var(--radius-s); text-align: right; }
.inline-select { min-height: 36px; padding: 4px 8px; font: inherit; border: 1px solid var(--line-strong); border-radius: var(--radius-s); background: var(--surface); color: var(--ink); }
.badges { display: inline-flex; gap: 4px; flex-wrap: wrap; }
.basket-foot { display: grid; gap: 12px; justify-items: end; margin-top: 16px; }
.basket-foot .totals { margin: 0; }
.lead { font-size: 1.1rem; }
.order-number { font-variant-numeric: tabular-nums; font-size: 1.2rem; }

.form-grid-4 { grid-template-columns: 1fr; }
@media (min-width: 640px) { .form-grid-4 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1100px) { .form-grid-4 { grid-template-columns: 1fr 1fr 1.4fr 0.8fr; } }
.secret { font-size: 1.1rem; padding: 4px 8px; background: var(--surface); border: 1px dashed var(--line-strong); border-radius: var(--radius-s); user-select: all; }

.shipment-list { display: grid; gap: 10px; }
.shipment { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-m); }
.shipment summary { display: flex; flex-wrap: wrap; gap: 8px 16px; align-items: center; padding: 12px 16px; cursor: pointer; min-height: 48px; }
.shipment summary:hover { background: var(--surface-alt); }
.shipment-number { font-weight: 700; }
.shipment-body { padding: 4px 16px 16px; display: grid; gap: 14px; }

.access-form fieldset { margin-bottom: 14px; }
.checkout-form .panel > h2 { margin-bottom: 10px; }

.product-card .price-main { font-size: 1.2rem; }