/* style.css - Główny arkusz stylów aplikacji TimeTracker */

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

:root {
    --bg:       #f4f5f7;
    --surface:  #ffffff;
    --border:   #e2e4e9;
    --text:     #1a1d23;
    --text-2:   #5c6170;
    --text-3:   #9199a8;
    --primary:  #2563eb;
    --primary-h:#1d4fd8;
    --success:  #16a34a;
    --danger:   #dc2626;
    --warning:  #d97706;
    --radius:   8px;
    --shadow:   0 1px 4px rgba(0,0,0,.08), 0 0 0 1px var(--border);
}

body {
    font-family: system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.55;
}

/* --- Layout --- */
.app-layout { display: flex; min-height: 100vh; }

.sidebar {
    width: 220px;
    background: var(--surface);
    border-right: 1px solid var(--border);
    padding: 0;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    position: sticky;
    top: 0;
    height: 100vh;
}

.sidebar-logo {
    padding: 20px 20px 16px;
    font-size: 17px;
    font-weight: 600;
    border-bottom: 1px solid var(--border);
    color: var(--primary);
    letter-spacing: -.3px;
}

.sidebar-nav { padding: 12px 8px; }

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 12px;
    border-radius: var(--radius);
    color: var(--text-2);
    text-decoration: none;
    font-size: 14px;
    transition: background .12s, color .12s;
}

.sidebar-nav a:hover  { background: var(--bg); color: var(--text); }
.sidebar-nav a.active { background: #eff3ff; color: var(--primary); font-weight: 500; }

.sidebar-nav .nav-icon { font-size: 16px; width: 20px; text-align: center; }

.sidebar-user {
    padding: 14px 16px;
    border-top: 1px solid var(--border);
    font-size: 13px;
}

.sidebar-user strong { display: block; font-weight: 500; color: var(--text); }
.sidebar-user span   { color: var(--text-3); }

.main-content { flex: 1; padding: 28px 32px; overflow-y: auto; }

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.page-title { font-size: 22px; font-weight: 600; }
.page-subtitle { font-size: 14px; color: var(--text-2); margin-top: 2px; }

/* --- Card --- */
.card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 20px;
}

.card-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-2);
    text-transform: uppercase;
    letter-spacing: .5px;
    margin-bottom: 14px;
}

/* --- Forms --- */
.form-group { margin-bottom: 16px; }

label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-2);
    margin-bottom: 5px;
}

input[type=text], input[type=email], input[type=password],
input[type=date], input[type=time], input[type=number], select, textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    color: var(--text);
    background: var(--surface);
    transition: border-color .15s, box-shadow .15s;
    outline: none;
    font-family: inherit;
}

input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 16px;
    border-radius: var(--radius);
    border: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background .12s, opacity .12s;
    font-family: inherit;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-h); }
.btn-secondary { background: var(--bg); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--border); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #b91c1c; }
.btn-sm { padding: 5px 11px; font-size: 13px; }
.btn-icon { padding: 7px; background: none; border: 1px solid var(--border); color: var(--text-2); border-radius: var(--radius); cursor: pointer; }
.btn-icon:hover { background: var(--bg); color: var(--text); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* --- Tables --- */
.table-wrap { overflow-x: auto; }

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th {
    text-align: left;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: .4px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
}

td {
    padding: 11px 12px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg); }

.td-mono { font-family: 'SF Mono', 'Fira Code', monospace; font-size: 13px; }

/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.badge-blue    { background: #eff3ff; color: #1d4ed8; }
.badge-green   { background: #f0fdf4; color: #15803d; }
.badge-gray    { background: var(--bg); color: var(--text-2); }
.badge-red     { background: #fef2f2; color: #b91c1c; }

/* --- Timer --- */
.timer-display {
    font-size: 52px;
    font-weight: 700;
    letter-spacing: -2px;
    font-variant-numeric: tabular-nums;
    color: var(--text);
    line-height: 1;
    margin: 20px 0;
}

.timer-display.running { color: var(--primary); }

/* --- Autocomplete --- */
.autocomplete-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 8px 24px rgba(0,0,0,.1);
    z-index: 100;
    max-height: 280px;
    overflow-y: auto;
}

.autocomplete-item {
    padding: 10px 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    border-bottom: 1px solid var(--border);
}

.autocomplete-item:last-child { border-bottom: none; }
.autocomplete-item:hover, .autocomplete-item.active { background: #eff3ff; }

.ac-number { font-weight: 600; color: var(--primary); min-width: 60px; font-family: monospace; }
.ac-desc   { flex: 1; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ac-dept   { font-size: 12px; color: var(--text-3); white-space: nowrap; }

/* --- Alerts --- */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 14px;
    margin-bottom: 16px;
}

.alert-error   { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.alert-success { background: #f0fdf4; color: #15803d; border: 1px solid #bbf7d0; }
.alert-info    { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }

/* --- Modal header & close button --- */
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}
.modal-title {
    font-size: 17px;
    font-weight: 600;
}
.modal-close-btn {
    background: none;
    border: none;
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    color: var(--text-3);
    padding: 0 2px;
    margin-left: 12px;
    flex-shrink: 0;
    transition: color .15s;
}
.modal-close-btn:hover { color: var(--text-1); }

/* --- Login page --- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #eff3ff 0%, #f4f5f7 100%);
}

.login-box {
    background: var(--surface);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 4px 32px rgba(0,0,0,.1);
    width: 100%;
    max-width: 380px;
}

.login-logo {
    font-size: 22px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 6px;
}

.login-tagline { color: var(--text-2); font-size: 14px; margin-bottom: 28px; }

/* --- Topbar mobilny --- */
.topbar {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 52px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    z-index: 300;
}

.topbar-logo {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
}

.topbar-hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 6px;
    background: none;
    border: none;
}

.topbar-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform .2s, opacity .2s;
}

/* Sidebar overlay (tło za menu mobilnym) */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.4);
    z-index: 399;
}

.sidebar-overlay.visible { display: block; }

/* --- Responsywność --- */
@media (max-width: 768px) {
    .topbar { display: flex; }

    body:has(.app-layout) { padding-top: 52px; }

    .app-layout { display: block; }

    .sidebar {
        position: fixed;
        top: 0; left: 0;
        height: 100vh;
        width: 260px;
        z-index: 400;
        transform: translateX(-100%);
        transition: transform .25s ease;
        box-shadow: none;
    }

    .sidebar.open {
        transform: translateX(0);
        box-shadow: 4px 0 24px rgba(0,0,0,.15);
    }

    .main-content { padding: 16px; }
    .form-row, .form-row-3 { grid-template-columns: 1fr; }
    .timer-display { font-size: 38px; }
    .page-header { flex-direction: column; align-items: flex-start; gap: 12px; }
    .page-header .btn { width: 100%; justify-content: center; }
}