/* BidBoard — base stylesheet */
/* Palette: off-white bg, dark slate text, indigo accent, subtle borders */

*,
*::before,
*::after {
    box-sizing: border-box; /* consistent sizing for all elements */
    margin: 0;
    padding: 0;
}

:root {
    --bg: #f5f5f4; /* warm off-white page background */
    --surface: #ffffff; /* card / panel surfaces */
    --border: #e2e2df; /* subtle dividers */
    --text: #1c1c1e; /* near-black body text */
    --muted: #6b6b72; /* secondary / helper text */
    --accent: #4f46e5; /* indigo — primary action color */
    --accent-lt: #eef2ff; /* light indigo — highlight background */
    --success: #16a34a; /* green — accepted / completed */
    --success-lt: #f0fdf4;
    --warning: #d97706; /* amber — in progress */
    --warning-lt: #fffbeb;
    --danger: #dc2626; /* red — rejected / destructive */
    --danger-lt: #fef2f2;
    --radius: 8px; /* default border radius */
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.08); /* card shadow */
}

html , body {
    height: 100%;
    margin: 0;
}

body {
    font-family: "Inter" , system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 15px;
    line-height: 1.6;

    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ── Layout ─────────────────────────────── */

.container {
    max-width: 1100px; /* centered content wrapper */
    margin: 0 auto;
    padding: 0 1.25rem;
}

.page-wrap {
    padding: 2rem 0 4rem; /* vertical breathing room */
}

/* ── Navbar ─────────────────────────────── */

.navbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0 1.25rem;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
}

.navbar-brand {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.navbar-brand span {
    color: var(--text); /* "Board" part in dark */
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}

.navbar-links a {
    color: var(--muted);
    text-decoration: none;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.9rem;
    transition:
        color 0.15s,
        background 0.15s;
}

.navbar-links a:hover {
    color: var(--text);
    background: var(--bg);
}

.navbar-links a.active {
    color: var(--accent);
    background: var(--accent-lt);
}

/* ── Page header ────────────────────────── */

.page-header {
    margin-bottom: 1.75rem;
}

.page-header h1 {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
}

.page-header p {
    color: var(--muted);
    margin-top: 0.25rem;
    font-size: 0.92rem;
}

/* ── Cards ──────────────────────────────── */

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.card-body {
    padding: 1.5rem;
}

.card-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    font-weight: 600;
    font-size: 0.95rem;
}

/* ── Task cards (public listing) ────────── */

.task-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1rem;
}

.task-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    text-decoration: none;
    color: inherit;
    display: block;
    transition:
        border-color 0.15s,
        box-shadow 0.15s;
}

.task-card:hover {
    border-color: var(--accent);
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.1);
}

.task-card-title {
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.4rem;
    color: var(--text);
}

.task-card-desc {
    color: var(--muted);
    font-size: 0.88rem;
    display: -webkit-box;
    -webkit-line-clamp: 2; /* truncate long descriptions */
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 0.85rem;
}

.task-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}

/* ── Badges / Pills ─────────────────────── */

.badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.badge-open {
    background: var(--accent-lt);
    color: var(--accent);
}
.badge-progress {
    background: var(--warning-lt);
    color: var(--warning);
}
.badge-done {
    background: var(--success-lt);
    color: var(--success);
}
.badge-pending {
    background: #f4f4f5;
    color: var(--muted);
}
.badge-accepted {
    background: var(--success-lt);
    color: var(--success);
}
.badge-rejected {
    background: var(--danger-lt);
    color: var(--danger);
}
.badge-category {
    background: var(--bg);
    color: var(--muted);
    border: 1px solid var(--border);
}

/* ── Buttons ────────────────────────────── */

.btn {
    display: inline-block;
    padding: 0.5rem 1.1rem;
    border-radius: var(--radius);
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition:
        opacity 0.15s,
        background 0.15s;
    line-height: 1.5;
}

.btn:hover {
    opacity: 0.88;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}
.btn-success {
    background: var(--success);
    color: #fff;
}
.btn-danger {
    background: var(--danger);
    color: #fff;
}
.btn-ghost {
    background: transparent;
    color: var(--muted);
    border: 1px solid var(--border);
}
.btn-ghost:hover {
    background: var(--bg);
    color: var(--text);
    opacity: 1;
}
.btn-sm {
    padding: 0.3rem 0.75rem;
    font-size: 0.8rem;
}

/* ── Forms ──────────────────────────────── */

.form-group {
    margin-bottom: 1.1rem;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.35rem;
}

.form-control {
    width: 100%;
    padding: 0.55rem 0.85rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.92rem;
    color: var(--text);
    background: var(--surface);
    transition: border-color 0.15s;
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

.form-hint {
    font-size: 0.8rem;
    color: var(--muted);
    margin-top: 0.25rem;
}

/* ── Auth page (login/register) ─────────── */

.auth-wrap {
    min-height: calc(100vh - 56px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
}

.auth-card h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.auth-card .auth-sub {
    font-size: 0.88rem;
    color: var(--muted);
    margin-bottom: 1.5rem;
}

/* ── Tables ─────────────────────────────── */

.table-wrap {
    overflow-x: auto; /* scroll on small screens */
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

thead th {
    text-align: left;
    padding: 0.65rem 1rem;
    border-bottom: 1px solid var(--border);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--muted);
    background: var(--bg);
}

tbody td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

tbody tr:last-child td {
    border-bottom: none;
}

tbody tr:hover {
    background: var(--bg);
}

/* ── Alerts / Flash messages ────────────── */

.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    font-size: 0.88rem;
    margin-bottom: 1rem;
    border-left: 3px solid;
}

.alert-success {
    background: var(--success-lt);
    color: var(--success);
    border-color: var(--success);
}
.alert-error {
    background: var(--danger-lt);
    color: var(--danger);
    border-color: var(--danger);
}
.alert-info {
    background: var(--accent-lt);
    color: var(--accent);
    border-color: var(--accent);
}

/* ── Stat cards (dashboard) ─────────────── */

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
}

.stat-card .stat-label {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    font-weight: 600;
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.03em;
    margin-top: 0.25rem;
}

/* ── Bid detail row ─────────────────────── */

.bid-row {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    margin-bottom: 0.75rem;
    background: var(--surface);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.bid-row.accepted {
    border-color: var(--success);
    background: var(--success-lt);
}

.bid-meta {
    font-size: 0.82rem;
    color: var(--muted);
    margin-top: 0.2rem;
}

/* ── Empty state ────────────────────────── */

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--muted);
}

.empty-state h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.4rem;
}

/* ── Utility ────────────────────────────── */

.flex {
    display: flex;
}
.items-center {
    align-items: center;
}
.justify-between {
    justify-content: space-between;
}
.gap-1 {
    gap: 0.5rem;
}
.gap-2 {
    gap: 1rem;
}
.mt-1 {
    margin-top: 0.5rem;
}
.mt-2 {
    margin-top: 1rem;
}
.mb-2 {
    margin-bottom: 1rem;
}
.text-muted {
    color: var(--muted);
}
.text-sm {
    font-size: 0.85rem;
}
.font-bold {
    font-weight: 700;
}

.page-content {
    flex: 1;
}

.site-footer {
    border-top: 1px solid var(--border);
    margin-top: 2rem;
    padding: 1.5rem 1.25rem;
    text-align: center;
    background: var(--surface);
}