/* Inventura — TechTools.cz
   Evidence majetku a zásob + fyzické inventury + podklady k uzávěrce.
   Mobile-first dark theme per company standards.
   Loaded AFTER /shared-topnav.css so :root below overrides --tt-topnav-h:0. */

:root {
    --primary-bg: #0a0a0f;
    --secondary-bg: #141419;
    --card-bg: #1a1a24;
    --border-color: rgba(255, 255, 255, 0.1);
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --green: #34d399;
    --red: #f87171;
    --amber: #fbbf24;
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --tt-topnav-h: 64px;            /* seed; published precisely at runtime */
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    min-height: 100vh;
}

.hidden { display: none !important; }
[hidden] { display: none !important; }

.page {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md);
}

.muted { color: var(--text-muted); font-size: 0.85rem; }

/* ==================== Buttons ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    min-height: 44px;
    padding: 0.55rem 1rem;
    background: var(--secondary-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast);
    text-decoration: none;
}
.btn:hover { background: #20202c; border-color: rgba(255, 255, 255, 0.2); }
.btn-primary {
    background: var(--accent-gradient);
    border-color: transparent;
}
.btn-primary:hover { filter: brightness(1.1); background: var(--accent-gradient); }
.btn-danger { background: var(--danger); border-color: transparent; }
.btn-danger:hover { background: #dc2626; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--text-secondary); }
.btn-ghost:hover { background: var(--secondary-bg); }
.btn-lg { font-size: 1rem; padding: 0.8rem 1.5rem; }
.btn-icon { min-width: 44px; padding: 0.55rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ==================== Gate ==================== */
.gate {
    display: flex;
    justify-content: center;
    padding: 8vh var(--spacing-md);
}
.gate-card {
    max-width: 480px;
    text-align: center;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}
.gate-icon {
    width: 72px; height: 72px;
    margin: 0 auto var(--spacing-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 2rem;
    color: #fff;
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
}
.gate-card h1 { font-size: 1.35rem; margin-bottom: var(--spacing-sm); }
.gate-card p { color: var(--text-secondary); font-size: 0.92rem; margin-bottom: var(--spacing-lg); line-height: 1.55; }

/* ==================== Toolbar / tabs ==================== */
.toolbar { margin: var(--spacing-sm) 0 var(--spacing-md); }
.toolbar-title { font-size: 1.35rem; display: flex; align-items: center; gap: 0.6rem; }
.toolbar-title i { color: var(--accent-primary); }
.toolbar-sub { color: var(--text-muted); font-size: 0.85rem; margin-top: 0.25rem; }

.tabs {
    display: flex;
    gap: var(--spacing-xs);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-md);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.tab {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    min-height: 44px;
    padding: 0.6rem 1rem;
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    font: inherit;
    font-size: 0.92rem;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}
.tab:hover { color: var(--text-primary); }
.tab.active { color: var(--text-primary); border-bottom-color: var(--accent-primary); }

.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-md);
}
.panel-head h2 { font-size: 1.1rem; }

/* ==================== Cards / tables ==================== */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}
.card h2, .card h3 { font-size: 1rem; margin-bottom: var(--spacing-sm); }

.table-card { padding: var(--spacing-sm); }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.data-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.data-table th, .data-table td {
    padding: 0.55rem 0.6rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}
.data-table th {
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table .num { text-align: right; white-space: nowrap; }
.data-table .actions-col { text-align: right; }
.data-table td.cell-name { font-weight: 500; }
.data-table td.cell-muted { color: var(--text-muted); }

.row-actions {
    display: inline-flex;
    gap: 0.25rem;
    justify-content: flex-end;
}
.row-actions .btn { min-height: 36px; min-width: 36px; padding: 0.35rem 0.5rem; font-size: 0.82rem; }

/* status badges */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.18rem 0.55rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
    border: 1px solid transparent;
}
.badge-active   { color: var(--green);  background: rgba(52, 211, 153, 0.12); border-color: rgba(52, 211, 153, 0.35); }
.badge-writeoff { color: var(--text-muted); background: rgba(255, 255, 255, 0.06); border-color: var(--border-color); }
.badge-open     { color: var(--amber);  background: rgba(251, 191, 36, 0.12); border-color: rgba(251, 191, 36, 0.35); }
.badge-closed   { color: var(--text-secondary); background: rgba(255, 255, 255, 0.08); border-color: var(--border-color); }
.badge-applied  { color: var(--green);  background: rgba(52, 211, 153, 0.12); border-color: rgba(52, 211, 153, 0.35); }

/* diff coloring */
.diff-neg { color: var(--red); font-weight: 600; }
.diff-pos { color: var(--green); font-weight: 600; }
.diff-zero { color: var(--text-muted); }

/* ==================== Stats strip ==================== */
.stats-strip {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}
.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
}
.stat-label {
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.3rem;
}
.stat-value { font-size: 1.4rem; font-weight: 700; }
.stat-sub { color: var(--text-muted); font-size: 0.78rem; margin-top: 0.25rem; }
.stat-breakdown {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    font-size: 0.8rem;
}
.stat-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.6rem;
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    color: var(--text-secondary);
    white-space: nowrap;
}
.stat-chip b { color: var(--text-primary); }

/* ==================== Výchozí firma (default company) ==================== */
/* One slim row above the filter bar: a chip with the current default + a pencil.
   The chip's value ellipsizes so the row never overflows 390px. */
.dc-bar {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    min-width: 0;
    margin-bottom: var(--spacing-sm);
}
.dc-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    flex: 0 1 auto;
    min-width: 0;
    padding: 0.32rem 0.75rem;
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    color: var(--text-secondary);
    font-size: 0.82rem;
}
.dc-chip > i { color: var(--accent-primary); font-size: 0.8rem; flex-shrink: 0; }
.dc-label { flex-shrink: 0; }
.dc-value {
    min-width: 0;
    color: var(--text-primary);
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.dc-edit { flex-shrink: 0; }
/* "Zrušit výchozí" sits apart from Cancel/Save so the two Zrušit's never read as one pair */
.dc-foot { justify-content: space-between; flex-wrap: wrap; }
.dc-foot-actions { display: flex; gap: var(--spacing-sm); margin-left: auto; }

/* ==================== Filter bar ==================== */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    align-items: stretch;
}
.filter-search {
    position: relative;
    flex: 1 1 220px;
    min-width: 180px;
}
.filter-search i {
    position: absolute;
    left: 0.8rem; top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.85rem;
    pointer-events: none;
}
/* input[type="text"] below has equal specificity (0,1,1) and comes later — the
   attribute selector here keeps the icon clearance winning (0,2,1). */
.filter-search input[type="text"] { padding-left: 2.3rem; width: 100%; }
.filter-company { position: relative; flex: 1 1 200px; min-width: 170px; display: flex; }
/* Inside a column-flex .field (Uzávěrka form) the 200px flex-basis would become
   HEIGHT — neutralize it there; the row-flex filter bar keeps the width basis. */
.field .filter-company { flex: 0 0 auto; }
.filter-company input { width: 100%; padding-right: 2.4rem; }
.filter-clear {
    position: absolute;
    right: 0.25rem; top: 50%;
    transform: translateY(-50%);
    width: 36px; height: 36px;
    display: flex; align-items: center; justify-content: center;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
}
.filter-clear:hover { color: var(--text-primary); background: rgba(255, 255, 255, 0.06); }

/* ==================== Inputs ==================== */
input[type="text"], input[type="number"], input[type="date"], select, textarea {
    background: var(--secondary-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.55rem 0.7rem;
    font: inherit;
    font-size: 0.9rem;
    min-height: 44px;
    transition: border-color var(--transition-fast);
}
textarea { min-height: 0; resize: vertical; }
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
}
input::placeholder, textarea::placeholder { color: var(--text-muted); }
input[type="date"] { color-scheme: dark; }

/* Dark-theme select options — native <option> does NOT inherit the dark bg;
   literal hex is REQUIRED (recurring white-on-white bug; company standard). */
select option { background-color: #1a1a24; color: #ffffff; }

.field { display: flex; flex-direction: column; gap: 0.3rem; margin-bottom: var(--spacing-sm); font-size: 0.85rem; }
.field > span, .field legend { color: var(--text-secondary); font-weight: 500; }
.field-row { display: flex; gap: var(--spacing-sm); flex-wrap: wrap; }
.field-row .field { flex: 1 1 130px; }
.field-row .field-grow { flex: 3 1 200px; }
.field-row .field-unit { flex: 0 1 90px; }
.field-row .field-ico { flex: 0 1 120px; }

.check {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    color: var(--text-secondary);
    font-size: 0.88rem;
    cursor: pointer;
    min-height: 32px;
}
.check input[type="checkbox"] {
    width: 18px; height: 18px;
    accent-color: var(--accent-primary);
    flex-shrink: 0;
}
.check-lg { min-height: 44px; align-items: flex-start; padding-top: 0.3rem; }
.check-lg input { margin-top: 0.15rem; }
.cat-fieldset { border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: var(--spacing-sm) var(--spacing-md) var(--spacing-md); }
.cat-fieldset legend { padding: 0 0.4rem; font-size: 0.8rem; }
.cat-checks { display: grid; grid-template-columns: 1fr; gap: 0.2rem; }

/* ==================== Empty states ==================== */
.empty-state {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    color: var(--text-muted);
}
.empty-state i { font-size: 2rem; margin-bottom: var(--spacing-sm); display: block; opacity: 0.6; }
.empty-state p { margin-bottom: var(--spacing-md); font-size: 0.9rem; }

/* ==================== Stocktake detail ==================== */
.detail-back { margin-bottom: var(--spacing-sm); }
.detail-title-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xs);
}
.detail-title-row h2 { font-size: 1.15rem; margin: 0; }
.detail-meta { color: var(--text-muted); font-size: 0.85rem; margin-bottom: var(--spacing-sm); }
.progress-wrap { display: flex; align-items: center; gap: var(--spacing-sm); margin-bottom: var(--spacing-sm); }
.progress-bar {
    flex: 1;
    height: 8px;
    background: var(--secondary-bg);
    border-radius: 999px;
    overflow: hidden;
}
.progress-fill {
    height: 100%;
    width: 0;
    background: var(--accent-gradient);
    border-radius: 999px;
    transition: width var(--transition-base);
}
.progress-label { font-size: 0.82rem; color: var(--text-secondary); white-space: nowrap; }
.detail-sums { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: var(--spacing-sm); font-size: 0.85rem; }
.detail-readonly { color: var(--amber); font-size: 0.85rem; display: flex; align-items: center; gap: 0.45rem; margin-bottom: var(--spacing-sm); }
.detail-actions { display: flex; gap: var(--spacing-sm); flex-wrap: wrap; }

.counted-input {
    width: 110px;
    min-height: 44px;
    text-align: right;
}
.counted-input:disabled, .line-note-input:disabled { opacity: 0.55; }
.line-note-input { width: 140px; min-height: 44px; font-size: 0.82rem; }
.eq-btn { min-height: 44px; min-width: 44px; padding: 0.35rem 0.5rem; font-size: 0.78rem; white-space: nowrap; }
.counted-cell { display: flex; align-items: center; gap: 0.3rem; justify-content: flex-end; }
.line-saved { color: var(--green); font-size: 0.75rem; width: 1em; display: inline-block; }

/* ==================== Year-end tab ==================== */
.yearend-controls h2 { margin-bottom: 0.35rem; }
.yearend-controls .muted { margin-bottom: var(--spacing-md); }
.ye-form { display: flex; flex-wrap: wrap; gap: var(--spacing-sm); align-items: flex-end; }
.ye-form .field { margin-bottom: 0; flex: 0 1 130px; }
.ye-form .field-grow { flex: 2 1 220px; }
.ye-mini-row { display: grid; grid-template-columns: 1fr; gap: var(--spacing-sm); margin-bottom: var(--spacing-md); }
.ye-mini { margin-bottom: 0; }
.ye-note { margin: 0 0 var(--spacing-md); line-height: 1.5; }

.info-box {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    background: rgba(99, 102, 241, 0.08);
    border-color: rgba(99, 102, 241, 0.3);
}
.info-box i { color: var(--accent-primary); margin-top: 0.2rem; }
.info-box p { color: var(--text-secondary); font-size: 0.88rem; line-height: 1.55; }
.info-box a { color: var(--accent-primary); }

/* ==================== Modals ==================== */
/* Above the shared navbar layer stack (company standard: navbar 900, shared
   modal 1000 via --tt-z-modal, toasts 1100). */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 4vh var(--spacing-md) var(--spacing-md);
    z-index: calc(var(--tt-z-modal, 1000) + 10);
    overflow-y: auto;
}
.modal {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 620px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}
.modal-sm { max-width: 440px; }
.modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}
.modal-head h3 { font-size: 1.05rem; }
.modal-body { padding: var(--spacing-md); }
.modal-foot {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}
.modal-hint { color: var(--text-muted); font-size: 0.83rem; line-height: 1.5; margin-bottom: var(--spacing-md); }
.modal-error { color: var(--red); font-size: 0.85rem; margin-top: var(--spacing-sm); }
.modal-warning { color: var(--amber); font-size: 0.85rem; margin: var(--spacing-sm) 0; }

/* ==================== Footer ==================== */
.foot {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
    padding: var(--spacing-xl) 0 var(--spacing-md);
    line-height: 1.5;
}
.foot a { color: var(--accent-primary); }

/* ==================== Responsive ==================== */
@media (min-width: 640px) {
    .stats-strip { grid-template-columns: 1fr 1fr; }
    .stat-card-wide { grid-column: 1 / -1; }
    .cat-checks { grid-template-columns: 1fr 1fr; }
    .ye-mini-row { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 1024px) {
    .page { padding: var(--spacing-lg); }
    .stats-strip { grid-template-columns: 1fr 1fr 2fr; }
    .stat-card-wide { grid-column: auto; }
}

/* Card collapse for the items + stocktakes tables on phones — no horizontal
   page scroll; each row becomes a label:value card (labels from data-label,
   re-rendered on language switch). The lines table keeps its own .table-scroll
   (it carries inputs; horizontal scroll INSIDE the container is acceptable). */
@media (max-width: 760px) {
    .items-table thead, .stocktakes-table thead { display: none; }
    .items-table, .items-table tbody,
    .stocktakes-table, .stocktakes-table tbody { display: block; width: 100%; }
    .items-table tr, .stocktakes-table tr {
        display: block;
        background: var(--secondary-bg);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 0.35rem 0.75rem;
        margin-bottom: var(--spacing-sm);
    }
    .items-table td, .stocktakes-table td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: var(--spacing-sm);
        border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
        padding: 0.45rem 0;
        text-align: right;
    }
    .items-table td:last-child, .stocktakes-table td:last-child { border-bottom: none; }
    .items-table td::before, .stocktakes-table td::before {
        content: attr(data-label);
        color: var(--text-muted);
        font-size: 0.75rem;
        font-weight: 600;
        text-transform: uppercase;
        letter-spacing: 0.04em;
        text-align: left;
        flex-shrink: 0;
    }
    .items-table td.cell-empty, .stocktakes-table td.cell-empty { display: none; }
    .row-actions { flex-wrap: wrap; }
    .row-actions .btn { min-height: 44px; min-width: 44px; }

    /* modal fills more of the small screen */
    .modal-overlay { padding: var(--spacing-sm); align-items: stretch; }
    .modal { max-width: none; }
    .field-row .field, .field-row .field-unit, .field-row .field-ico { flex: 1 1 45%; }

    /* performance: no heavy animation on phones */
    * { scroll-behavior: auto; }
    .progress-fill { transition: none; }
}