/* =====================================================================
   Outside Service Parts - Signage Board
   Optimized for 1920 x 1080 TV / digital signage display
   Target: 5 columns x 4 rows = 20 cards visible at a time,
           readable from 10-20 feet away on a 55"-65" screen.
   ===================================================================== */

html, body {
    margin: 0;
    padding: 0;
    background: #000;
    color: #fff;
    font-family: -apple-system, "Segoe UI", Roboto, sans-serif;
    overflow: hidden;
    height: 100vh;
}

.board {
    display: grid;
    grid-template-rows: auto 1fr;
    height: 100vh;
}

/* ---------------------------------------------------------------------
   Header - compact to maximize card area, but clearly legible
   About 84px tall on 1080p
   --------------------------------------------------------------------- */
.board-header {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    padding: 14px 32px;
    background: #111;
    border-bottom: 2px solid #333;
    gap: 24px;
}
.board-header .title {
    font-size: 30px;
    font-weight: 800;
    letter-spacing: 1px;
}
.board-header .title .tag {
    color: #94a3b8;
    font-weight: 400;
    font-size: 15px;
    margin-left: 12px;
    letter-spacing: 0.5px;
}

.board-header .summary {
    display: flex;
    gap: 36px;
    justify-content: center;
}
.board-header .summary .stat {
    text-align: center;
    min-width: 80px;
}
.board-header .summary .stat .n {
    font-size: 34px;
    font-weight: 900;
    line-height: 1;
    font-variant-numeric: tabular-nums;
}
.board-header .summary .stat .l {
    font-size: 12px;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 5px;
    font-weight: 700;
}
.summary .stat.overdue .n { color: #f87171; }
.summary .stat.soon    .n { color: #fbbf24; }

.board-header .time {
    font-size: 28px;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    color: #ccc;
    text-align: right;
    line-height: 1;
}
.board-header .date {
    font-size: 13px;
    color: #94a3b8;
    letter-spacing: 2px;
    text-align: right;
    text-transform: uppercase;
    margin-top: 6px;
    font-weight: 700;
}

/* ---------------------------------------------------------------------
   Card grid
   5 columns, fixed 240px rows. With 14px gap and 18px outer padding:
     vertical:   4 rows * 240 + 3 * 14 + 36 padding = 1038px  -> ~4 rows visible
     horizontal: 5 cols * 364 + 4 * 14 + 36 padding = 1912px
   --------------------------------------------------------------------- */
.card-grid-wrap {
    overflow: hidden;
    position: relative;
}
.card-grid-scroll {
    height: 100%;
    overflow-y: auto;
    scrollbar-width: none;
}
.card-grid-scroll::-webkit-scrollbar { display: none; }

.card-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    grid-auto-rows: 240px;
    gap: 14px;
    padding: 18px;
}

/* ---------------------------------------------------------------------
   Card
   --------------------------------------------------------------------- */
.card-item {
    background: #1a1a1a;
    border: 1px solid #2a2a2a;
    border-radius: 12px;
    padding: 14px 16px;
    display: grid;
    grid-template-rows: auto auto auto 1fr auto;
    gap: 8px;
    position: relative;
    overflow: hidden;
}

/* Row 1: part number + status pill */
.card-item .pn-row {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 10px;
}
.card-item .pn {
    font-size: 28px;
    font-weight: 900;
    letter-spacing: 0.3px;
    line-height: 1.1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.card-item .status-pill {
    display: inline-block;
    padding: 5px 11px;
    border-radius: 5px;
    font-size: 12px;
    font-weight: 900;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: #fff;
    background: #555;
    white-space: nowrap;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

/* Row 2: Due date - the second-most-important thing after the part number */
.card-item .due-row {
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: baseline;
    gap: 12px;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 7px;
}
.card-item .due-row .label {
    color: #94a3b8;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 700;
}
.card-item .due-row .due-value-wrap {
    display: flex;
    align-items: baseline;
    gap: 8px;
    justify-content: flex-end;
}
.card-item .due-row .due-value {
    font-size: 22px;
    font-weight: 900;
    font-variant-numeric: tabular-nums;
    color: #fff;
    line-height: 1;
}
.card-item .due-row .days-out {
    font-size: 13px;
    color: #94a3b8;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

/* Due date severity - card-level state drives the band color */
.card-item.due-overdue .due-row { background: rgba(220, 38, 38, 0.22); }
.card-item.due-overdue .due-row .due-value { color: #fecaca; }
.card-item.due-overdue .due-row .days-out  { color: #fca5a5; }

.card-item.due-soon .due-row { background: rgba(245, 158, 11, 0.22); }
.card-item.due-soon .due-row .due-value { color: #fde68a; }
.card-item.due-soon .due-row .days-out  { color: #fcd34d; }

/* Row 3: info key-value grid */
.card-item .info {
    display: grid;
    grid-template-columns: 78px 1fr;
    gap: 3px 12px;
    font-size: 15px;
    line-height: 1.35;
    align-content: start;
}
.card-item .info .k {
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 11px;
    font-weight: 700;
    padding-top: 3px;
}
.card-item .info .v {
    color: #f1f5f9;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.card-item .info .v.mono {
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.2px;
}

/* Row 4: comments (optional, clamped to 2 lines) */
.card-item .notes {
    font-size: 13px;
    color: #cbd5e1;
    background: rgba(8, 145, 178, 0.08);
    padding: 6px 10px;
    border-left: 3px solid #0891b2;
    border-radius: 3px;
    line-height: 1.35;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    align-self: end;
}

/* Row 5: entered timestamp, very small footer */
.card-item .entered {
    font-size: 11px;
    color: #64748b;
    letter-spacing: 0.5px;
    text-align: right;
    font-variant-numeric: tabular-nums;
    font-weight: 600;
}

/* ---------------------------------------------------------------------
   Overdue treatment
   --------------------------------------------------------------------- */
.card-item.overdue {
    border-color: #dc2626;
    animation: overdue-pulse 2.2s ease-in-out infinite;
    padding-top: 0;
}
.card-item.overdue::before {
    content: 'OVERDUE';
    display: block;
    background: #dc2626;
    color: #fff;
    padding: 5px 10px;
    margin: 0 -16px 10px -16px;
    text-align: center;
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 2.5px;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.6);
}
@keyframes overdue-pulse {
    0%, 100% { box-shadow: inset 0 0 0 0 rgba(239, 68, 68, 0);    }
    50%      { box-shadow: inset 0 0 36px 0 rgba(239, 68, 68, 0.32); }
}

/* Due today - amber banner, no flash */
.card-item.due-today {
    border-color: #f59e0b;
    padding-top: 0;
}
.card-item.due-today::before {
    content: 'DUE TODAY';
    display: block;
    background: #f59e0b;
    color: #0b0b0b;
    padding: 5px 10px;
    margin: 0 -16px 10px -16px;
    text-align: center;
    font-size: 13px;
    font-weight: 900;
    letter-spacing: 2.5px;
}

/* ---------------------------------------------------------------------
   Empty state
   --------------------------------------------------------------------- */
.empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 60vh;
    color: #475569;
    font-size: 40px;
    font-weight: 800;
    letter-spacing: 3px;
    text-transform: uppercase;
}

/* Accent stripe at the bottom */
.board-footer {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, #2563eb 0%, #0891b2 50%, #2563eb 100%);
    z-index: 10;
}

/* ---------------------------------------------------------------------
   Graceful fallbacks for other screen sizes
   --------------------------------------------------------------------- */
@media (max-width: 1700px) {
    .card-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 1300px) {
    .card-grid {
        grid-template-columns: repeat(3, 1fr);
        grid-auto-rows: 220px;
    }
    .card-item .pn { font-size: 24px; }
    .card-item .due-row .due-value { font-size: 20px; }
}
@media (max-width: 900px) {
    .card-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 210px;
    }
}

/* Scale up nicely for 4K/2K displays */
@media (min-width: 2200px) {
    .card-grid {
        grid-template-columns: repeat(6, 1fr);
        grid-auto-rows: 260px;
    }
    .card-item .pn { font-size: 30px; }
    .card-item .due-row .due-value { font-size: 24px; }
}
@media (min-width: 3000px) {
    .card-grid {
        grid-template-columns: repeat(8, 1fr);
        grid-auto-rows: 280px;
    }
    .card-item .pn { font-size: 32px; }
    .board-header .title { font-size: 38px; }
}