/* ============================================================
   UNLOAD PERSPECTIVE — layout, scope, responsive
   Establishes the page-level color system, typography,
   container grids, and responsive breakpoints.
   Scoped to body:has(#sys-zoneload).
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Familjen+Grotesk:wght@400;500;600;700&family=Atkinson+Hyperlegible:wght@400;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

body:has(#sys-zoneload) {
    --bg: #f4efe4;
    --paper: #fbf8f1;
    --ink: #1a1410;
    --ink-soft: #5a4f43;
    --ink-faint: #9b8e7e;
    --line: #c9b896;
    --line-soft: #e3d8c2;
    --rail-orange: #c2410c;
    --rail-orange-soft: #fef3e8;
    --rail-orange-ring: #ea580c;
    --field-green: #15803d;
    --field-green-soft: #e8f5ec;
    --slate: #1e3a5f;

    background: var(--bg);
    background-image:
        linear-gradient(rgba(201, 184, 150, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201, 184, 150, 0.08) 1px, transparent 1px);
    background-size: 24px 24px;
    font-family: 'Atkinson Hyperlegible', 'Inter', sans-serif;
    color: var(--ink);
    padding: 16px;
    min-height: 100vh;
    box-sizing: border-box;
}

/* ============================================================
   LAYOUT GRIDS
   :has() picks out which k-listview holds which pill type.
   ============================================================ */

/* ZONES — card grid (5 wide on big screens) */
body:has(#sys-zoneload) .k-listview-content:has(.receiver-pill) {
    display: grid !important;
    grid-template-columns: repeat(5, 1fr) !important;
    gap: 16px !important;
    padding: 0 !important;
    background: transparent;
    border: none;
}

/* TRAILERS (pending row) — flex wrap with paper background */
body:has(#sys-zoneload) .k-listview-content:has(.object-pill):not(:has(.receiver-pill)):not(:has(.bay-pill)) {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 8px !important;
    padding: 14px !important;
    background: var(--paper);
    border: 1px solid var(--line-soft);
    border-left: 3px solid var(--slate);
    margin-bottom: 24px;
}

/* BAYS — auto-fill grid sized to one trailer pill (~160px) */
body:has(#sys-zoneload) .k-listview-content:has(.bay-pill) {
    display: grid !important;
    grid-template-columns: repeat(auto-fill, 170px) !important;
    gap: 6px !important;
    padding: 12px !important;
    background: var(--paper);
    border: 1px solid var(--line-soft);
    margin-bottom: 16px;
    justify-content: start;
}

/* ============================================================
   PARKED TRAILER CONTAINERS (inside zone/bay pills)
   Populated by the relocation JS.
   ============================================================ */

body:has(#sys-zoneload) .zone-parked-trailers {
    display: flex;
    flex-wrap: wrap;
    align-content: flex-start;
    gap: 4px;
    padding: 8px 10px 10px;
    margin-top: 0;
    flex: 1;
    overflow-y: auto;
    border-top: 1px dashed var(--line-soft);
}

body:has(#sys-zoneload) .bay-parked-trailers {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2px;
    padding: 0;
    margin-top: 0;
    min-height: 0;
    width: 100%;
}

/* Parked pills look smaller and tighter when nested in zone/bay */
body:has(#sys-zoneload) .zone-parked-trailers .object-pill,
body:has(#sys-zoneload) .bay-parked-trailers .object-pill {
    width: calc((100% - 8px) / 3);
    min-width: 0;
    padding: 5px 8px 5px;
    background: var(--rail-orange-soft);
    border-color: var(--rail-orange);
    box-shadow: none;
}
body:has(#sys-zoneload) .bay-parked-trailers .object-pill {
    width: 130px;
}
body:has(#sys-zoneload) .zone-parked-trailers .object-pill .object-pill-name,
body:has(#sys-zoneload) .bay-parked-trailers .object-pill .object-pill-name {
    font-size: 11px;
}
body:has(#sys-zoneload) .zone-parked-trailers .object-pill .pill-id,
body:has(#sys-zoneload) .bay-parked-trailers .object-pill .pill-id {
    font-size: 10px;
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
    max-width: 100%;
    line-height: 1.2;
    margin-top: 2px;
}
body:has(#sys-zoneload) .zone-parked-trailers .object-pill::after,
body:has(#sys-zoneload) .bay-parked-trailers .object-pill::after {
    display: none;
}

/* ============================================================
   TOUCH MINIMUMS (Apple HIG: 44px)
   ============================================================ */

body:has(#sys-zoneload) .receiver-pill,
body:has(#sys-zoneload) .bay-pill,
body:has(#sys-zoneload) .object-pill {
    min-height: 44px;
}
body:has(#sys-zoneload) .object-pill {
    min-width: 110px;
}

/* ============================================================
   RESPONSIVE BREAKPOINTS
   ============================================================ */

/* iPad Pro 12.9" landscape (~1366px) — 4 zones per row */
@media (max-width: 1599px) {
    body:has(#sys-zoneload) .k-listview-content:has(.receiver-pill) {
        grid-template-columns: repeat(4, 1fr) !important;
    }
}

/* iPad Pro 11" / Air landscape — 3 zones per row */
@media (max-width: 1279px) {
    body:has(#sys-zoneload) .k-listview-content:has(.receiver-pill) {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

/* Smaller iPads / portrait — 2 zones per row */
@media (max-width: 1023px) {
    body:has(#sys-zoneload) .k-listview-content:has(.receiver-pill) {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

/* ============================================================
   TOUCH-DEVICE STATES
   ============================================================ */

@media (pointer: coarse) {
    body:has(#sys-zoneload) .receiver-pill,
    body:has(#sys-zoneload) .bay-pill,
    body:has(#sys-zoneload) .object-pill {
        min-height: 56px;
    }
    body:has(#sys-zoneload) .receiver-pill:active,
    body:has(#sys-zoneload) .bay-pill:active,
    body:has(#sys-zoneload) .object-pill:active {
        transform: scale(0.97);
        transition: transform 0.05s ease;
    }
}

/* ============================================================
   SUBMIT BUTTON
   ============================================================ */

body:has(#sys-zoneload) button[onclick*="submitUnload"] {
    background: var(--field-green);
    color: var(--paper);
    border: none;
    padding: 14px 36px;
    font-family: 'Familjen Grotesk', sans-serif;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    cursor: pointer;
    border-radius: 2px;
    transition: all 0.12s ease;
    box-shadow: 0 2px 4px rgba(26, 20, 16, 0.06);
    margin-top: 16px;
}
body:has(#sys-zoneload) button[onclick*="submitUnload"]:hover {
    background: #166534;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(26, 20, 16, 0.08);
}

/* ============================================================
   SORTABLEJS DRAG STATES
   ============================================================ */

body:has(#sys-zoneload) .sortable-ghost {
    opacity: 0.4;
    background: var(--field-green-soft) !important;
    border-color: var(--field-green) !important;
    border-style: dashed !important;
}
body:has(#sys-zoneload) .sortable-chosen {
    cursor: grabbing;
}
body:has(#sys-zoneload) .sortable-drag {
    opacity: 0.95;
    box-shadow: 0 8px 20px rgba(26, 20, 16, 0.18) !important;
    transform: rotate(1deg);
}