/* ==========================================================================
   app.css (Bootstrap-first)
   - Bootstrap + Font Awesome are the base.
   - This file keeps only layout/app-specific styles:
     topbar, sidebar behavior, backdrop, logo sizing, and time-tracking specifics.
   ========================================================================== */

:root {
    --tt-bg: #f5f7fa;
    --tt-border: #e5e7eb;
    --tt-hover-bg: #f3f4f6;

    --tt-muted: #6b7280;
    --tt-success: #166534;
    --tt-danger: #991b1b;

    --text: #1f2937;
    --hover-bg: #f3f4f6;
    --border: #e5e7eb;
    --muted: #6b7280;
    --panel: #ffffff;
}

* {
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    margin: 0;
    background: var(--tt-bg);
}

/* App shell */
.app-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ==========================================================================
   Topbar
   ========================================================================== */

.tt-topbar {
    height: 56px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 16px;
    background: #fff;
    border-bottom: 1px solid var(--tt-border);
}

.img_topbar_brand {
    height: 28px;
    width: auto;
    display: block;
}

/* ==========================================================================
   Layout: sidebar + main
   ========================================================================== */

.content {
    flex: 1;
    display: flex;
    min-height: 0;
}

/* sidebar container (desktop) */
.tt-sidebar {
    width: 260px;
    background: #fff;
    border-right: 1px solid var(--tt-border);
    padding: 14px;
}

/* main area */
.main,
.tt-main {
    flex: 1;
    padding: 20px;
    min-width: 0;
}

/* backdrop for mobile sidebar */
.backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.25);
    z-index: 40;
}

/* Helper: disable body scroll when sidebar open */
.no-scroll {
    overflow: hidden;
}

/* ==========================================================================
   Time Tracking page specifics
   ========================================================================== */

.tt-page {
    max-width: 1100px;
}

.tt-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 14px;
    flex-wrap: wrap;
}

.tt-title {
    margin: 0;
    font-size: 22px;
    font-weight: 700;
}

.tt-subtitle {
    margin: 6px 0 0 0;
    color: var(--tt-muted);
    font-size: 14px;
}

.tt-year-nav {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tt-empty {
    margin: 0;
    color: var(--tt-muted);
}

/* details/summary month accordion */
.tt-month summary {
    list-style: none;
    cursor: pointer;
}

.tt-month summary::-webkit-details-marker {
    display: none;
}

.tt-month-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
}

.tt-month-left {
    display: grid;
    gap: 4px;
}

.tt-month-title {
    font-size: 16px;
    font-weight: 700;
}

.tt-month-meta {
    font-size: 12px;
    color: var(--tt-muted);
}

.tt-month-right {
    display: flex;
    gap: 12px;
    align-items: center;
}

/* KPI pill */
.tt-kpi {
    display: grid;
    gap: 2px;
    padding: 8px 10px;
    border: 1px solid var(--tt-border);
    border-radius: 12px;
    background: #f9fafb;
    min-width: 96px;
    text-align: right;
}

.tt-kpi-label {
    font-size: 12px;
    color: var(--tt-muted);
}

.tt-kpi-value {
    font-size: 14px;
    font-weight: 700;
}

.tt-month[open] .tt-month-summary {
    margin-bottom: 12px;
}

.tt-month-body {
    margin-top: 12px;
}

/* Table cell helpers */
.tt-right,
.table__right {
    text-align: right;
}

.tt-day-date {
    font-weight: 600;
}

.tt-day-weekday {
    font-size: 12px;
    color: var(--tt-muted);
    margin-top: 2px;
}

/* delta colors */
.tt-delta-pos {
    color: var(--tt-success);
}

.tt-delta-neg {
    color: var(--tt-danger);
}

.tt-delta-zero {
    color: var(--tt-muted);
}

.tt-empty-month {
    padding: 10px 2px;
    color: var(--tt-muted);
    font-size: 14px;
}

.tt-row-actions {
    display: inline-flex;
    gap: 8px;
    justify-content: flex-end;
    align-items: center;
}

.tt-inline-form {
    display: inline;
}

/* Workday/offday row backgrounds (works with Bootstrap .table-hover too) */
.tt-day--workday {
    background: transparent;
}

.tt-day--offday {
    background: #f8fafc;
}

.tt-day--empty td {
    color: var(--tt-muted);
}

/* Hover states (if you don't use Bootstrap table-hover, keep this) */
.tt-table tbody tr.tt-day:hover {
    background: var(--tt-hover-bg);
}

.tt-day--offday:hover {
    background: #eef2f7;
}

.tt-row-not-applicable {
    background: #f5f7fa;
}

/* ==========================================================================
   Auth / small helpers (kept minimal)
   ========================================================================== */

.page-center {
    min-height: calc(100vh - 56px);
    display: grid;
    place-items: center;
    padding: 24px;
}

.auth-card {
    width: 100%;
    max-width: 420px;
}

/* spacing helper for legacy templates */
.form_field {
    margin-bottom: 15px;
}

/* ==========================================================================
   Responsive: mobile sidebar behavior + tt table columns
   ========================================================================== */

/* Base for TT rows */
.tt-table tbody tr.tt-day--offday td {
     background: #f8fafc;
}

/* Slightly stronger on hover */
.tt-table tbody tr.tt-day--offday:hover td {
    background: #eef2f7;
}

/* Optional: distinguish reasons */
.tt-table tbody tr.tt-day--holiday td {
    background: #ecfeff; /* leicht cyan */
}

.tt-table tbody tr.tt-day--absence td {
    background: #fff7ed; /* leicht orange */
}

/* Sidebar layout */
.sidebar {
    width: 280px;
    border-right: 1px solid var(--border);
    background: var(--panel);
    min-height: 0;
}

.sidebar-inner {
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.sidebar-heading {
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 8px;
}

.sidebar-sep {
    margin: 2px 0;
    border: 0;
    border-top: 1px solid var(--border);
}

/* Make Bootstrap nav-pills fit the design */
.sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-radius: 10px;
    color: var(--text);
    transition: background 120ms ease, color 120ms ease, box-shadow 120ms ease;
}

.sidebar .nav-link i {
    width: 18px;
    text-align: center;
    opacity: 0.9;
}

.sidebar .nav-link:hover {
    background: var(--hover-bg);
    color: var(--text);
}

.sidebar .nav-link.active {
    background: #e5e7eb;
    color: var(--text);
    box-shadow: 0 6px 16px rgba(17, 24, 39, 0.18);
}

.sidebar .nav-link.active i {
    opacity: 1;
}

.day-cell--today {
    background: rgba(13, 110, 253, 0.12);
    box-shadow: inset 0 0 0 1px rgba(13, 110, 253, 0.35);
    border-radius: 6px;
}

.timeline__grid-day--today {
    background: rgba(13, 110, 253, 0.08);
}

.timeline {
    position: relative;
}

.timeline__today-line {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 2px;
    background: rgba(13, 110, 253, 0.6);
    z-index: 5;
    pointer-events: none;
}


@media (max-width: 800px) {
    .tt-kpi {
        min-width: 84px;
    }

    /* If your time tracking table uses .tt-table and has columns 2 & 3 optional */
    .tt-table th:nth-child(2),
    .tt-table td:nth-child(2),
    .tt-table th:nth-child(3),
    .tt-table td:nth-child(3) {
        display: none;
    }
}

@media (max-width: 900px) {
    /* mobile sidebar overlay behavior */
    .tt-sidebar {
        position: fixed;
        top: 56px;
        left: 0;
        height: calc(100vh - 56px);
        transform: translateX(-105%);
        transition: transform 180ms ease;
        z-index: 50;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    }

    .tt-sidebar.is-open {
        transform: translateX(0);
    }
}

@media (max-width: 992px) {
    .content {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        border-right: 0;
        border-bottom: 1px solid var(--border);
    }

    .main {
        padding: 16px;
    }
}