/* ============================================================
   site-custom.css — Coffee Brown Theme
   QuanLyQuanCaPhe — NET202
   ============================================================ */

/* ---------- Google Font ---------- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');

/* ---------- CSS Variables (Design Tokens) ---------- */
:root {
    --color-primary:    #6F4E37;   /* coffee brown */
    --color-primary-dk: #5a3e2b;   /* darker hover */
    --color-secondary:  #A67B5B;   /* light brown */
    --color-bg:         #F5F5F5;
    --color-card:       #FFFFFF;
    --color-text:       #2C2C2C;
    --color-text-light: #FFFFFF;
    --color-danger:     #DC3545;
    --color-success:    #28A745;
    --color-border:     #D9C5B2;
    --color-sidebar:    #3D2B1F;   /* dark espresso sidebar */
    --color-sidebar-hover: #6F4E37;
    --radius-card:  10px;
    --radius-btn:   8px;
    --radius-input: 6px;
    --shadow-card:  0 2px 10px rgba(0,0,0,.09);
}

/* ---------- Base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

body {
    font-family: 'Poppins', sans-serif;
    font-size:   15px;
    line-height: 1.5;
    color:       var(--color-text);
    background:  var(--color-bg);
    margin: 0;
}

h1, h2, h3, h4, h5, h6 { font-weight: 600; }

/* ---------- Navbar ---------- */
.navbar-coffee {
    background: var(--color-primary) !important;
    box-shadow: 0 2px 8px rgba(0,0,0,.20);
}

.navbar-coffee .navbar-brand {
    font-size:   1.25rem;
    font-weight: 700;
    color:       var(--color-text-light) !important;
    letter-spacing: .3px;
}

.navbar-coffee .navbar-brand:hover { opacity: .9; }

.navbar-coffee .nav-link,
.navbar-coffee .navbar-text { color: rgba(255,255,255,.85) !important; }

.navbar-coffee .navbar-toggler { border-color: rgba(255,255,255,.3); }

/* ---------- Sidebar ---------- */
.sidebar {
    background: var(--color-sidebar);
    min-height: calc(100vh - 56px);
    width:      220px;
    flex-shrink: 0;
}

.sidebar .sidebar-label {
    font-size:   .7rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: rgba(255,255,255,.4);
    padding: 16px 16px 4px;
}

.sidebar .nav-link {
    color:         rgba(255,255,255,.75);
    border-radius: 7px;
    margin:        2px 10px;
    padding:       9px 13px;
    font-size:     .92rem;
    font-weight:   500;
    transition:    background .15s, color .15s;
}

.sidebar .nav-link i { margin-right: 8px; width: 18px; text-align: center; }

.sidebar .nav-link:hover,
.sidebar .nav-link.active {
    background: var(--color-sidebar-hover);
    color:      var(--color-text-light) !important;
}

/* ---------- Main content ---------- */
.main-content {
    padding:    24px 28px;
    flex: 1;
    min-width: 0;
}

/* page title row */
.page-header {
    display:         flex;
    align-items:     center;
    justify-content: space-between;
    margin-bottom:   20px;
}

.page-header h4 {
    font-size:   1.35rem;
    margin:      0;
    color:       var(--color-primary);
}

/* ---------- Cards ---------- */
.card {
    background:    var(--color-card);
    border:        none !important;
    border-radius: var(--radius-card);
    box-shadow:    var(--shadow-card);
}

.card-header {
    background:    transparent;
    border-bottom: 1px solid rgba(0,0,0,.07);
    font-weight:   600;
    padding:       14px 18px;
}

.card-body { padding: 18px; }

/* Stat cards */
.stat-card {
    border-radius: var(--radius-card);
    color: var(--color-text-light);
    padding: 20px 22px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow-card);
}

.stat-card .stat-icon {
    font-size: 2rem;
    opacity: .85;
}

.stat-card .stat-value { font-size: 1.6rem; font-weight: 700; line-height: 1; }
.stat-card .stat-label { font-size: .8rem; opacity: .85; }

.stat-card.brown  { background: linear-gradient(135deg, #6F4E37, #A67B5B); }
.stat-card.green  { background: linear-gradient(135deg, #28A745, #5cb85c); }
.stat-card.amber  { background: linear-gradient(135deg, #e67e22, #f39c12); }
.stat-card.slate  { background: linear-gradient(135deg, #6c757d, #95a5a6); }

/* ---------- Buttons ---------- */
.btn {
    border-radius: var(--radius-btn) !important;
    padding:       7px 16px !important;
    font-size:     .87rem !important;
    font-weight:   500 !important;
    transition:    all .15s;
}

.btn + .btn { margin-left: 8px; }

/* Primary = brown */
.btn-primary,
.btn-coffee {
    background: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
    color: var(--color-text-light) !important;
}
.btn-primary:hover,
.btn-coffee:hover {
    background: var(--color-primary-dk) !important;
    border-color: var(--color-primary-dk) !important;
}

/* Secondary = light brown */
.btn-secondary {
    background: var(--color-secondary) !important;
    border-color: var(--color-secondary) !important;
    color: var(--color-text-light) !important;
}
.btn-secondary:hover { filter: brightness(.9); }

/* Outline coffee */
.btn-outline-coffee {
    border: 1.5px solid var(--color-primary) !important;
    color: var(--color-primary) !important;
    background: transparent !important;
}
.btn-outline-coffee:hover {
    background: var(--color-primary) !important;
    color: var(--color-text-light) !important;
}

/* Warning → amber outline */
.btn-outline-warning {
    border-color: #e67e22 !important;
    color: #e67e22 !important;
}
.btn-outline-warning:hover { background: #e67e22 !important; color: #fff !important; }

/* Danger */
.btn-danger  { background: var(--color-danger) !important; border-color: var(--color-danger) !important; color: #fff !important; }
.btn-outline-danger { border-color: var(--color-danger) !important; color: var(--color-danger) !important; }
.btn-outline-danger:hover { background: var(--color-danger) !important; color: #fff !important; }

/* Success */
.btn-success { background: var(--color-success) !important; border-color: var(--color-success) !important; color: #fff !important; }
.btn-outline-success { border-color: var(--color-success) !important; color: var(--color-success) !important; }
.btn-outline-success:hover { background: var(--color-success) !important; color: #fff !important; }

/* ---------- Tables ---------- */
.table thead th {
    background:  var(--color-primary);
    color:       var(--color-text-light);
    font-weight: 600;
    font-size:   .85rem;
    letter-spacing: .3px;
    border:      none;
    padding:     12px 14px;
}

.table tbody td {
    vertical-align: middle;
    padding: 10px 14px;
    font-size: .9rem;
    border-color: rgba(0,0,0,.06);
}

.table-hover tbody tr:hover { background: rgba(111,78,55,.06); }

/* tfoot totals */
.table tfoot td {
    background: rgba(111,78,55,.06);
    font-weight: 600;
}

/* ---------- Forms ---------- */
.form-label {
    font-weight: 600;
    font-size:   .88rem;
    margin-bottom: 5px;
    color: var(--color-text);
}

.form-control,
.form-select {
    border-radius: var(--radius-input) !important;
    border: 1.5px solid #d5c4b8 !important;
    padding: 8px 12px !important;
    font-size: .9rem !important;
    color: var(--color-text) !important;
    background: #fff !important;
    transition: border-color .15s, box-shadow .15s;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--color-primary) !important;
    box-shadow: 0 0 0 3px rgba(111,78,55,.15) !important;
    outline: none;
}

.form-control::placeholder { color: #b0a09a; }

/* Validation */
.text-danger, .field-validation-error { color: var(--color-danger) !important; font-size: .82rem; }
.input-validation-error { border-color: var(--color-danger) !important; }
.validation-summary-errors ul { margin: 0; padding-left: 18px; font-size: .88rem; }

/* Check / radio */
.form-check-input:checked {
    background-color: var(--color-primary) !important;
    border-color:     var(--color-primary) !important;
}

/* ---------- Badges ---------- */
.badge { font-size: .75rem; font-weight: 500; border-radius: 6px; padding: 4px 9px; }

/* ---------- Alerts ---------- */
.alert {
    border-radius: var(--radius-card) !important;
    border: none !important;
    font-size: .9rem;
    padding: 12px 16px !important;
}
.alert-success { background: #d4edda !important; color: #155724 !important; }
.alert-danger  { background: #f8d7da !important; color: #721c24 !important; }
.alert-warning { background: #fff3cd !important; color: #856404 !important; }

/* ---------- Misc ---------- */
a { color: var(--color-primary); }
a:hover { color: var(--color-primary-dk); }

/* Back link / top actions spacing */
.back-btn { margin-bottom: 16px; }

/* POS Drink card */
.drink-card {
    border-radius: var(--radius-card) !important;
    border: 1.5px solid #e8d9ce !important;
    transition: border-color .15s, box-shadow .15s;
    cursor: pointer;
}
.drink-card:hover {
    border-color: var(--color-primary) !important;
    box-shadow: 0 0 0 2px rgba(111,78,55,.18) !important;
}

/* Cart total highlight */
.cart-total {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-success);
}

/* ---------- Scrollbar (webkit) ---------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: #f1e9e2; }
::-webkit-scrollbar-thumb { background: var(--color-secondary); border-radius: 3px; }