:root {
    --forest-dark: #1B4332;
    --forest-mid: #2D6A4F;
    --forest-light: #40916C;
    --sage: #74C69D;
    --mint: #B7E4C7;
    --sand: #FEFAE0;
    --cream: #FFF8F0;
    --bark-dark: #5C4033;
    --danger: #BC4749;
    --danger-light: #f8d7da;
    --warning: #e9a820;
    --warning-light: #fff3cd;
}

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

html { overflow-x: hidden; }

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--sand);
    color: #333;
    min-height: 100vh;
    -webkit-text-size-adjust: 100%;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    color: var(--forest-dark);
}

h1 { font-size: 1.6rem; }

/* Navbar */
.navbar {
    background: var(--forest-dark);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.5rem;
    height: 56px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    position: sticky;
    top: 0;
    z-index: 50;
}

.nav-brand {
    font-family: 'Playfair Display', serif;
    font-size: 1.3rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    white-space: nowrap;
}

.nav-logo { font-size: 1.5rem; }

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

.nav-links a {
    color: var(--mint);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: color 0.2s;
    white-space: nowrap;
}

.nav-links a:hover { color: white; }

.nav-user {
    color: var(--sage);
    font-size: 0.8rem;
    border-left: 1px solid var(--forest-light);
    padding-left: 1.2rem;
    white-space: nowrap;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.3rem;
}

/* Container */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.5rem;
}

/* Page header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* Cards */
.card {
    background: var(--cream);
    border-radius: 12px;
    padding: 1.2rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    margin-bottom: 1.2rem;
}

.card h2, .card h3 { margin-bottom: 0.8rem; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.55rem 1rem;
    border: none;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s, transform 0.1s;
    font-family: 'Inter', sans-serif;
    white-space: nowrap;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:disabled, .btn[disabled] {
    opacity: 0.35;
    cursor: not-allowed;
    transform: none;
    pointer-events: none;
}

.btn-primary { background: var(--forest-mid); color: white; }
.btn-primary:hover { background: var(--forest-light); }

.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #a33d3f; }

.btn-outline {
    background: transparent;
    border: 1px solid var(--mint);
    color: var(--mint);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); color: white; }

.btn-sm { padding: 0.3rem 0.65rem; font-size: 0.75rem; }
.btn-block { display: block; width: 100%; text-align: center; }

.btn-warning { background: var(--warning); color: white; }
.btn-success { background: #2d8a4e; color: white; }
.btn-success:hover { background: #236b3c; }

/* Forms */
.form-group { margin-bottom: 1rem; }

.form-group label {
    display: block;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--bark-dark);
    margin-bottom: 0.3rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.55rem 0.7rem;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 0.88rem;
    font-family: 'Inter', sans-serif;
    background: white;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--forest-mid);
    box-shadow: 0 0 0 3px rgba(45,106,79,0.15);
}

.form-row { display: flex; gap: 0.8rem; }
.form-row .form-group { flex: 1; }

/* Login */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 1rem;
}

.login-card { width: 100%; max-width: 380px; padding: 2rem; }

.login-header { text-align: center; margin-bottom: 1.5rem; }
.login-logo { font-size: 2.5rem; }
.login-header h1 { font-size: 1.8rem; margin: 0.4rem 0 0.2rem; }
.login-header p { color: var(--bark-dark); font-size: 0.85rem; }

/* Alerts */
.flash-messages { margin-bottom: 1rem; }

.alert {
    padding: 0.7rem 0.9rem;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
}

.alert-danger { background: var(--danger-light); color: var(--danger); border: 1px solid var(--danger); }
.alert-success { background: #d4edda; color: #155724; border: 1px solid var(--sage); }
.alert-warning { background: var(--warning-light); color: #856404; border: 1px solid var(--warning); }

/* Dashboard stats */
.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.8rem;
    margin-bottom: 1.2rem;
}

.stat-card {
    background: var(--cream);
    border-radius: 12px;
    padding: 1rem 0.6rem;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.stat-value {
    font-family: 'Playfair Display', serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--forest-dark);
}

.stat-label {
    font-size: 0.7rem;
    color: var(--bark-dark);
    margin-top: 0.15rem;
}

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

table { width: 100%; border-collapse: collapse; font-size: 0.82rem; }
thead { background: var(--forest-dark); color: white; }
th, td { padding: 0.55rem 0.7rem; text-align: left; white-space: nowrap; }
tbody tr { border-bottom: 1px solid #e0e0e0; }
tbody tr:hover { background: var(--mint); }

/* Status badges */
.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-pending { background: var(--warning-light); color: #856404; }
.badge-approved { background: #d4edda; color: #155724; }
.badge-rejected { background: var(--danger-light); color: var(--danger); }
.badge-cancelled { background: #e0e0e0; color: #666; }

/* Grid layout for dashboard */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.2rem;
}

/* Admin stats */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.8rem;
    margin-bottom: 1.2rem;
}

/* Checkbox inline */
.form-check { display: flex; align-items: center; gap: 0.5rem; }
.form-check input[type="checkbox"] { width: auto; }

/* Allocation list */
.alloc-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 0;
    border-bottom: 1px solid #e0e0e0;
    gap: 0.5rem;
}

.alloc-item:last-child { border-bottom: none; }

/* ==================== */
/* CALENDAR              */
/* ==================== */

.calendar-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    gap: 0.5rem;
}

.calendar-nav h1 { flex-shrink: 0; }

.calendar-nav-controls {
    display: flex;
    gap: 0.4rem;
    align-items: center;
}

#week-label {
    font-weight: 600;
    font-size: 0.85rem;
    text-align: center;
    min-width: 0;
    padding: 0 0.3rem;
}

/* Calendar table */
.cal-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
    table-layout: auto;
}

.cal-table th,
.cal-table td {
    border: 1px solid #ddd;
    padding: 0.35rem 0.25rem;
    text-align: center;
    vertical-align: middle;
}

.cal-table thead th {
    background: var(--forest-dark);
    color: white;
    padding: 0.5rem 0.3rem;
}

.cal-table thead th.cal-today { background: var(--forest-mid); }
.cal-table thead th.cal-past { opacity: 0.6; }

.cal-label-col { width: 40px; }
.cal-day-name { font-weight: 600; font-size: 0.78rem; }
.cal-day-date { font-size: 0.68rem; opacity: 0.85; }
.cal-day-spots { font-size: 0.62rem; opacity: 0.7; cursor: default; }
.cal-day-spots[onclick] { cursor: pointer; text-decoration: underline dotted; }

.cal-label {
    background: var(--cream);
    font-weight: 700;
    color: var(--forest-dark);
    font-family: 'Playfair Display', serif;
    width: 40px;
    min-width: 40px;
}

.cal-taken { background: #d4edda; }

.cal-mine {
    background: var(--mint);
    outline: 2px solid var(--forest-mid);
    outline-offset: -2px;
}

.cal-empty { background: #fafafa; }
.cal-unavailable { background: #f0f0f0; }
.cal-unavailable-text { font-size: 0.72rem; color: var(--danger); font-style: italic; }

td.cal-past { opacity: 0.5; }

.cal-cell-inner { display: flex; align-items: center; gap: 0.3rem; }
.cal-spot-label { font-size: 0.75rem; font-weight: 700; color: #FF0000; opacity: 1; line-height: 1.2; flex-shrink: 0; }
.cal-cell-content { flex: 1; min-width: 0; }
.cal-user { font-weight: 500; font-size: 0.75rem; line-height: 1.2; word-break: break-word; }
.cal-count { font-size: 0.62rem; color: var(--bark-dark); }

/* Miasto row */
.cal-miasto-row td { border-top: 2px solid var(--forest-dark); }

.cal-miasto-label { font-size: 0.85rem; background: var(--cream); }

.cal-miasto-cell {
    background: var(--danger-light);
    text-align: left;
    vertical-align: top;
    padding: 0.3rem 0.4rem;
}

.cal-miasto-entry {
    font-size: 0.7rem;
    padding: 0.1rem 0;
    line-height: 1.3;
}

.cal-miasto-entry small { color: var(--bark-dark); font-size: 0.6rem; }

.cal-mine-text { font-weight: 600; color: var(--forest-dark); }

/* Action row */
.cal-actions-row td { border-top: 2px solid var(--forest-dark); }
.cal-action-label { background: var(--cream); }
.cal-action-cell { background: var(--cream); padding: 0.4rem 0.2rem; vertical-align: middle; }
.cal-action-btn { display: block; margin: 0 auto; font-size: 0.68rem; padding: 0.25rem 0.4rem; }

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.4);
    justify-content: center;
    align-items: center;
    z-index: 100;
    padding: 1rem;
}

.modal-card { max-width: 360px; width: 100%; }

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

/* Tablet */
@media (max-width: 900px) {
    .admin-stats { grid-template-columns: repeat(2, 1fr); }
    .cal-count { display: none; }
}

/* Mobile */
@media (max-width: 640px) {
    .container { padding: 1rem 0.8rem; }

    h1 { font-size: 1.3rem; }

    /* Navbar: hamburger */
    .navbar {
        flex-wrap: wrap;
        height: auto;
        padding: 0.7rem 1rem;
    }

    .navbar .nav-brand { flex: 1; }

    .nav-toggle { display: block; }

    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.6rem;
        padding-top: 0.8rem;
        border-top: 1px solid var(--forest-light);
        margin-top: 0.6rem;
    }

    .nav-links.open { display: flex; }

    .nav-user {
        border-left: none;
        padding-left: 0;
        border-top: 1px solid var(--forest-light);
        padding-top: 0.5rem;
        width: 100%;
    }

    /* Stats */
    .stats-row { grid-template-columns: repeat(2, 1fr); gap: 0.5rem; }
    .stat-value { font-size: 1.3rem; }
    .stat-label { font-size: 0.65rem; }

    /* Dashboard grid */
    .dashboard-grid { grid-template-columns: 1fr; gap: 1rem; }

    /* Calendar */
    .calendar-nav {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }

    .calendar-nav-controls {
        justify-content: space-between;
    }

    #week-label { font-size: 0.8rem; flex: 1; }

    .cal-table { font-size: 0.7rem; }
    .cal-label { width: 28px; min-width: 28px; font-size: 0.75rem; padding: 0.2rem; }
    .cal-label-col { width: 28px; }
    .cal-user { font-size: 0.65rem; }
    .cal-count { display: none; }
    .cal-day-name { font-size: 0.65rem; }
    .cal-day-date { font-size: 0.58rem; }
    .cal-miasto-entry { font-size: 0.6rem; }
    .cal-action-btn { font-size: 0.58rem; padding: 0.2rem 0.3rem; }
    .cal-miasto-entry small { display: none; }

    /* Forms */
    .form-row { flex-direction: column; gap: 0; }

    /* Alloc items */
    .alloc-item { flex-direction: column; align-items: flex-start; gap: 0.4rem; }

    /* Tables: make scrollable */
    th, td { padding: 0.4rem 0.5rem; font-size: 0.75rem; }

    /* Page header */
    .page-header {
        flex-direction: column;
        align-items: stretch;
    }

    .page-header .btn { text-align: center; }
}

/* Admin cancel button in calendar cells */
.cal-cancel-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 14px;
    margin-left: 3px;
    padding: 0;
    font-size: 11px;
    line-height: 1;
    background: rgba(188, 71, 73, 0.15);
    color: var(--danger);
    border: 1px solid rgba(188, 71, 73, 0.4);
    border-radius: 3px;
    cursor: pointer;
    vertical-align: middle;
    transition: background 0.15s;
}
.cal-cancel-btn:hover {
    background: var(--danger);
    color: #fff;
    border-color: var(--danger);
}

/* Statistics table */
.stats-table { text-align: right; }
.stats-table th:first-child,
.stats-table td:first-child { text-align: left; }
.stats-table tfoot { font-weight: 700; border-top: 2px solid var(--forest-dark); }
.stats-sum-col { font-weight: 600; }
.st-night { color: var(--danger); }

/* Very small screens */
@media (max-width: 380px) {
    .container { padding: 0.7rem 0.5rem; }

    .stats-row { grid-template-columns: 1fr 1fr; gap: 0.4rem; }
    .stat-card { padding: 0.7rem 0.3rem; }
    .stat-value { font-size: 1.1rem; }

    .cal-label { width: 24px; min-width: 24px; }
    .cal-user { font-size: 0.6rem; }
    .btn-sm { padding: 0.25rem 0.5rem; font-size: 0.7rem; }
}