/* ===== BBB Services — Main Stylesheet ============================= */

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

:root {
    --green:      #2E7D32;
    --green-dk:   #1B5E20;
    --green-lt:   #E8F5E9;
    --gray-dk:    #212121;
    --gray:       #616161;
    --gray-lt:    #f5f5f5;
    --border:     #ddd;
    --white:      #fff;
    --red:        #c62828;
    --blue:       #1565C0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 14px;
    color: var(--gray-dk);
    background: var(--gray-lt);
}

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--green-dk); text-decoration: underline; }

/* ===== Admin Nav ============================================ */

#admin-header {
    background: var(--gray-dk);
    color: var(--white);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 6px rgba(0,0,0,0.4);
}

#admin-header .inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

#admin-header .logo {
    font-size: 17px;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    padding: 13px 16px 13px 0;
    white-space: nowrap;
    border-right: 1px solid #444;
    margin-right: 8px;
}

#admin-header .logo span { color: #66BB6A; }

#admin-header nav { display: flex; flex: 1; }

#admin-header nav a {
    color: #bbb;
    text-decoration: none;
    padding: 14px 13px;
    font-size: 13px;
    display: block;
    transition: color 0.12s, background 0.12s;
    border-bottom: 3px solid transparent;
}

#admin-header nav a:hover { color: var(--white); background: rgba(255,255,255,0.06); }
#admin-header nav a.active { color: var(--white); border-bottom-color: #66BB6A; }

.admin-user {
    margin-left: auto;
    font-size: 12px;
    color: #888;
    white-space: nowrap;
}
.admin-user a { color: #888; }
.admin-user a:hover { color: var(--white); text-decoration: none; }

/* ===== Page Header ========================================= */

.page-hdr {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 14px 0;
    margin-bottom: 24px;
}

.page-hdr .inner,
.admin-wrap {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

.page-hdr .inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.page-hdr h1 { font-size: 21px; font-weight: 600; }

/* ===== Pagination ========================================== */

.pagination {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 16px;
    border-top: 1px solid var(--border);
}
.pagination-info {
    font-size: 13px;
    color: var(--gray);
    margin: 0 4px;
}

/* ===== Dashboard KPI Cards ================================= */

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.kpi-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px 22px;
    border-top: 3px solid var(--border);
}

.kpi-card.green { border-top-color: var(--green); }
.kpi-card.blue  { border-top-color: var(--blue); }
.kpi-card.red   { border-top-color: var(--red); }
.kpi-card.orange{ border-top-color: #E65100; }

.kpi-card .label { font-size: 11px; color: var(--gray); text-transform: uppercase; letter-spacing: 0.6px; font-weight: 600; }
.kpi-card .value { font-size: 30px; font-weight: 700; margin: 8px 0 4px; line-height: 1; }
.kpi-card .sub   { font-size: 12px; color: var(--gray); }
.kpi-card.green .value { color: var(--green); }
.kpi-card.blue  .value { color: var(--blue); }
.kpi-card.red   .value { color: var(--red); }
.kpi-card.orange .value { color: #E65100; }

/* ===== Cards / Panels ====================================== */

.card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 24px;
    overflow: hidden;
}

.card-hdr {
    padding: 13px 20px;
    border-bottom: 1px solid var(--border);
    font-weight: 600;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #fafafa;
}

.card-body { padding: 20px; }

/* ===== Tables ============================================== */

.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }

th {
    background: #fafafa;
    border-bottom: 2px solid var(--border);
    padding: 9px 12px;
    text-align: left;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray);
    white-space: nowrap;
}

td {
    padding: 10px 12px;
    border-bottom: 1px solid #f0f0f0;
    vertical-align: middle;
}

tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: #fafffe; }

.num { text-align: right; font-variant-numeric: tabular-nums; }

/* ===== Forms =============================================== */

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-grid.cols-1 { grid-template-columns: 1fr; }
.form-grid.cols-3 { grid-template-columns: 1fr 1fr 1fr; }

.form-group { display: flex; flex-direction: column; gap: 5px; }
.form-group.full { grid-column: 1 / -1; }

label { font-size: 11px; font-weight: 700; color: var(--gray); text-transform: uppercase; letter-spacing: 0.5px; }

input[type=text], input[type=email], input[type=tel], input[type=number],
input[type=date], input[type=password], select, textarea {
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 5px;
    font-size: 14px;
    width: 100%;
    background: var(--white);
    transition: border-color 0.15s, box-shadow 0.15s;
    font-family: inherit;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--green);
    box-shadow: 0 0 0 3px rgba(46,125,50,0.1);
}

textarea { resize: vertical; min-height: 80px; }

/* ===== Buttons ============================================= */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 7px 14px;
    border-radius: 5px;
    border: 1px solid var(--border);
    background: var(--white);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-dk);
    text-decoration: none;
    transition: background 0.12s, border-color 0.12s, color 0.12s;
    white-space: nowrap;
    line-height: 1.3;
    font-family: inherit;
}

.btn:hover { background: var(--gray-lt); border-color: #bbb; color: var(--gray-dk); text-decoration: none; }
.btn:active { transform: scale(0.97); }

.btn-primary { background: var(--green); border-color: var(--green-dk); color: var(--white); }
.btn-primary:hover { background: var(--green-dk); border-color: var(--green-dk); color: var(--white); }

.btn-danger { color: var(--red); border-color: #FFCDD2; }
.btn-danger:hover { background: #FFEBEE; border-color: var(--red); color: var(--red); }

.btn-sm { padding: 4px 10px; font-size: 12px; }

/* ===== Badges ============================================== */

.badge {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
}

.badge-paid   { background: var(--green-lt); color: var(--green-dk); }
.badge-unpaid { background: #FFF3E0;          color: #BF360C; }
.badge-sent   { background: #E3F2FD;          color: #0D47A1; }
.badge-sched  { background: #F3E5F5;          color: #4A148C; }
.badge-ok     { background: var(--green-lt); color: var(--green-dk); }

/* ===== Flash messages ====================================== */

.msg {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 13px;
    border: 1px solid transparent;
}

.msg-ok  { background: var(--green-lt); border-color: #A5D6A7; color: var(--green-dk); }
.msg-err { background: #FFEBEE;          border-color: #FFCDD2; color: var(--red); }

/* ===== Invoice line-items table ============================ */

#line-items th, #line-items td { padding: 6px 8px; }

#line-items input[type=text],
#line-items input[type=number] { padding: 5px 7px; font-size: 13px; }

#line-items .del-row { cursor: pointer; color: var(--red); font-size: 16px; line-height: 1; }
#line-items .del-row:hover { color: #8B0000; }

/* ===== Footer ============================================== */

#admin-footer {
    text-align: center;
    padding: 24px 20px;
    color: #999;
    font-size: 12px;
    margin-top: 32px;
    border-top: 1px solid var(--border);
}

/* ===== Login page ========================================== */

.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-dk);
}

.login-box {
    background: var(--white);
    border-radius: 10px;
    padding: 40px;
    width: 100%;
    max-width: 380px;
    box-shadow: 0 6px 32px rgba(0,0,0,0.35);
}

.login-box .brand { font-size: 22px; font-weight: 700; margin-bottom: 4px; }
.login-box .brand span { color: var(--green); }
.login-box .sub { color: var(--gray); font-size: 13px; margin-bottom: 28px; }
.login-box .form-group { margin-bottom: 16px; }

/* ===== Utilities =========================================== */

.mt-1 { margin-top: 8px; }   .mb-1 { margin-bottom: 8px; }
.mt-2 { margin-top: 16px; }  .mb-2 { margin-bottom: 16px; }
.mt-3 { margin-top: 24px; }  .mb-3 { margin-bottom: 24px; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 12px; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.text-right  { text-align: right; }
.text-center { text-align: center; }
.text-muted  { color: var(--gray); }
.text-green  { color: var(--green); }
.text-red    { color: var(--red); }
.w-100 { width: 100%; }