/* ============================================================
   Taraba State E-Procurement Portal
   Self-contained stylesheet — government green / gold theme.
   No external framework required.
   ============================================================ */

:root {
    --green:      #0b6b3a;
    --green-dark: #08381f;
    --green-soft: #e7f3ec;
    --gold:       #caa53d;
    --gold-soft:  #f7efd8;
    --ink:        #1f2733;
    --muted:      #6b7785;
    --line:       #e2e8ee;
    --bg:         #f4f6f8;
    --white:      #ffffff;
    --danger:     #c0392b;
    --warning:    #b8860b;
    --info:       #2c7da0;
    --radius:     10px;
    --shadow:     0 1px 3px rgba(16,32,24,.08), 0 1px 2px rgba(16,32,24,.06);
    --shadow-lg:  0 10px 30px rgba(8,56,31,.12);
    --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: var(--sans);
    color: var(--ink);
    background: var(--bg);
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }
h1,h2,h3,h4 { margin: 0 0 .4em; color: var(--green-dark); font-weight: 700; line-height: 1.2; }
h1 { font-size: 1.7rem; } h2 { font-size: 1.35rem; } h3 { font-size: 1.1rem; }
p { margin: 0 0 1rem; }
small { color: var(--muted); }

/* ---------- Layout shell ---------- */
.app { display: flex; min-height: 100vh; }
.sidebar {
    width: 250px; background: var(--green-dark); color: #cfe6d8;
    position: fixed; top: 0; bottom: 0; left: 0; overflow-y: auto;
    display: flex; flex-direction: column;
}
.sidebar .brand {
    padding: 18px 18px 14px; border-bottom: 1px solid rgba(255,255,255,.08);
    display: flex; align-items: center; gap: 10px;
}
.sidebar .brand .crest {
    width: 38px; height: 38px; border-radius: 50%;
    background: var(--gold); color: var(--green-dark);
    display: grid; place-items: center; font-weight: 800; font-size: 15px; flex: none;
}
.sidebar .brand b { color: #fff; font-size: 14px; display: block; line-height: 1.15; }
.sidebar .brand span { font-size: 11px; color: #9ec7af; }
.nav { padding: 10px 0; flex: 1; }
.nav .group { padding: 14px 18px 4px; font-size: 10.5px; letter-spacing: .08em;
    text-transform: uppercase; color: #6fa384; }
.nav a {
    display: flex; align-items: center; gap: 10px; padding: 9px 18px;
    color: #cfe6d8; font-size: 14px; border-left: 3px solid transparent;
}
.nav a:hover { background: rgba(255,255,255,.06); text-decoration: none; color: #fff; }
.nav a.active { background: rgba(202,165,61,.16); border-left-color: var(--gold); color: #fff; }
.nav a .ico { width: 18px; text-align: center; opacity: .9; }
.sidebar .foot { padding: 12px 18px; font-size: 11px; color: #7fb094;
    border-top: 1px solid rgba(255,255,255,.08); }

.main { flex: 1; margin-left: 250px; min-width: 0; display: flex; flex-direction: column; }
.topbar {
    background: var(--white); border-bottom: 1px solid var(--line);
    padding: 12px 24px; display: flex; align-items: center; justify-content: space-between;
    position: sticky; top: 0; z-index: 20;
}
.topbar .title { font-weight: 700; color: var(--green-dark); }
.topbar .user { display: flex; align-items: center; gap: 12px; font-size: 13px; }
.topbar .user .avatar {
    width: 34px; height: 34px; border-radius: 50%; background: var(--green-soft);
    color: var(--green); display: grid; place-items: center; font-weight: 700;
}
.content { padding: 24px; flex: 1; }

/* ---------- Top ribbon for public/auth ---------- */
.gov-ribbon { background: var(--green-dark); color: #cde9d8; font-size: 12px;
    text-align: center; padding: 5px; letter-spacing: .02em; }

/* ---------- Cards ---------- */
.card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
    box-shadow: var(--shadow); }
.card .card-head { padding: 14px 18px; border-bottom: 1px solid var(--line);
    display: flex; align-items: center; justify-content: space-between; }
.card .card-head h3 { margin: 0; font-size: 1rem; }
.card .card-body { padding: 18px; }
.grid { display: grid; gap: 18px; }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Stat tiles ---------- */
.stat { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 16px 18px; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.stat::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--green); }
.stat.gold::before { background: var(--gold); }
.stat.info::before { background: var(--info); }
.stat.danger::before { background: var(--danger); }
.stat .k { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.stat .v { font-size: 1.6rem; font-weight: 800; color: var(--green-dark); margin-top: 4px; }
.stat .v.sm { font-size: 1.15rem; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
table.tbl th, table.tbl td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); }
table.tbl th { background: var(--green-soft); color: var(--green-dark); font-weight: 600;
    font-size: 12px; text-transform: uppercase; letter-spacing: .03em; white-space: nowrap; }
table.tbl tbody tr:hover { background: #fafcfb; }
table.tbl td.num { text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- Badges ---------- */
.badge { display: inline-block; padding: 3px 9px; border-radius: 20px; font-size: 11.5px;
    font-weight: 600; line-height: 1.4; }
.badge.secondary { background: #eceff2; color: #5a6672; }
.badge.success   { background: #e3f4ea; color: #1d7a46; }
.badge.primary   { background: var(--green-soft); color: var(--green); }
.badge.warning   { background: #fbf1d6; color: #946c00; }
.badge.info      { background: #def0f5; color: #1f6075; }
.badge.danger    { background: #fbe4e1; color: #b23022; }
.badge.dark      { background: #2b3038; color: #fff; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 7px; cursor: pointer;
    border: 1px solid transparent; border-radius: 8px; padding: 9px 16px; font-size: 14px;
    font-weight: 600; font-family: inherit; background: var(--green); color: #fff; transition: .15s; }
.btn:hover { background: var(--green-dark); text-decoration: none; }
.btn.gold { background: var(--gold); color: var(--green-dark); }
.btn.gold:hover { background: #b8932f; }
.btn.ghost { background: transparent; color: var(--green); border-color: var(--green); }
.btn.ghost:hover { background: var(--green-soft); }
.btn.light { background: #fff; color: var(--ink); border-color: var(--line); }
.btn.light:hover { background: #f4f6f8; }
.btn.danger { background: var(--danger); }
.btn.danger:hover { background: #9c2c20; }
.btn.sm { padding: 5px 11px; font-size: 12.5px; }
.btn.block { width: 100%; justify-content: center; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- Forms ---------- */
.field { margin-bottom: 15px; }
.field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 5px; color: #36414e; }
.field .hint { font-size: 12px; color: var(--muted); margin-top: 4px; }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=date], input[type=tel], input[type=file], select, textarea {
    width: 100%; padding: 9px 11px; border: 1px solid var(--line); border-radius: 8px;
    font-family: inherit; font-size: 14px; background: #fff; color: var(--ink); }
input:focus, select:focus, textarea:focus {
    outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(11,107,58,.12); }
textarea { min-height: 90px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-row.three { grid-template-columns: 1fr 1fr 1fr; }
fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; margin: 0 0 18px; }
legend { font-weight: 700; color: var(--green-dark); padding: 0 8px; font-size: 14px; }

/* ---------- Alerts ---------- */
.alert { padding: 11px 15px; border-radius: 8px; margin-bottom: 16px; font-size: 14px;
    border: 1px solid transparent; }
.alert.success { background: #e3f4ea; border-color: #b6e0c6; color: #1d6b40; }
.alert.error   { background: #fbe4e1; border-color: #f1c2bb; color: #a52c1e; }
.alert.info    { background: #def0f5; border-color: #bfe0ea; color: #1f6075; }

/* ---------- Misc ---------- */
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; gap: 12px; flex-wrap: wrap; }
.page-head .actions { display: flex; gap: 8px; }
.toolbar { display: flex; gap: 8px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }
.muted { color: var(--muted); }
.right { text-align: right; }
.mb0 { margin-bottom: 0; }
.mt0 { margin-top: 0; }
.spacer { flex: 1; }
.pill-filter a { padding: 6px 12px; border: 1px solid var(--line); border-radius: 20px;
    font-size: 13px; color: var(--muted); background: #fff; }
.pill-filter a.on { background: var(--green); color: #fff; border-color: var(--green); }
.kv { display: grid; grid-template-columns: 160px 1fr; gap: 6px 14px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-weight: 500; }
.progress { background: #e9eef2; border-radius: 20px; height: 9px; overflow: hidden; }
.progress > span { display: block; height: 100%; background: var(--green); }
.empty { text-align: center; padding: 40px 20px; color: var(--muted); }
.empty .ico { font-size: 30px; opacity: .4; }

/* ---------- Auth / public ---------- */
.auth-wrap { min-height: 100vh; display: grid; place-items: center; padding: 30px 16px;
    background: linear-gradient(135deg, var(--green-dark), var(--green)); }
.auth-card { width: 100%; max-width: 410px; background: #fff; border-radius: 14px;
    box-shadow: var(--shadow-lg); overflow: hidden; }
.auth-card .head { background: var(--green-dark); color: #fff; padding: 22px; text-align: center; }
.auth-card .head .crest { width: 54px; height: 54px; border-radius: 50%; background: var(--gold);
    color: var(--green-dark); display: grid; place-items: center; font-weight: 800; font-size: 20px;
    margin: 0 auto 10px; }
.auth-card .head h2 { color: #fff; margin: 0; font-size: 1.15rem; }
.auth-card .head p { color: #b9d8c6; margin: 4px 0 0; font-size: 12.5px; }
.auth-card .body { padding: 24px; }

.public-header { background: var(--green-dark); color: #fff; }
.public-header .bar { max-width: 1100px; margin: 0 auto; padding: 16px 20px;
    display: flex; align-items: center; gap: 14px; }
.public-header .crest { width: 44px; height: 44px; border-radius: 50%; background: var(--gold);
    color: var(--green-dark); display: grid; place-items: center; font-weight: 800; }
.public-wrap { max-width: 1100px; margin: 0 auto; padding: 24px 20px; }
.public-hero { background: linear-gradient(120deg, var(--green), var(--green-dark));
    color: #fff; border-radius: 14px; padding: 34px; margin-bottom: 24px; }
.public-hero h1 { color: #fff; }
.public-footer { background: var(--green-dark); color: #9ec7af; text-align: center;
    padding: 18px; font-size: 13px; margin-top: 30px; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
    .grid.cols-4 { grid-template-columns: repeat(2,1fr); }
    .grid.cols-3 { grid-template-columns: 1fr; }
    .grid.cols-2 { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
    .sidebar { transform: translateX(-100%); transition: transform .2s; z-index: 50; }
    .sidebar.open { transform: translateX(0); }
    .main { margin-left: 0; }
    .menu-toggle { display: inline-flex !important; }
    .form-row, .form-row.three { grid-template-columns: 1fr; }
    .kv { grid-template-columns: 1fr; }
    .grid.cols-4 { grid-template-columns: 1fr; }
}
.menu-toggle { display: none; background: var(--green); color: #fff; border: none;
    border-radius: 8px; padding: 7px 11px; cursor: pointer; font-size: 16px; }

/* ---------- Print ---------- */
@media print {
    .sidebar, .topbar, .btn, .toolbar, .menu-toggle, .no-print { display: none !important; }
    .main { margin-left: 0; }
    .content { padding: 0; }
    .card { box-shadow: none; border: 1px solid #ccc; }
}