/* ============================================================
   Dispute Management System — admin theme
   Built on Bootstrap 5.3 dark mode (data-bs-theme="dark")
   ============================================================ */

:root {
    --dm-sidebar-width: 244px;
    --dm-sidebar-bg: #0f1419;
    --dm-sidebar-border: #1f2937;
    --dm-content-bg: #131820;
    --dm-card-bg: #161c26;
    --dm-card-head: #1a212d;
    --dm-border: #1f2937;
    --dm-accent: #4f46e5;
    --dm-accent-hover: #6366f1;
    --dm-muted: #94a3b8;
}

html, body { height: 100%; }
body { background-color: var(--dm-content-bg); font-size: 0.925rem; }

a { color: var(--dm-accent-hover); text-decoration: none; }
a:hover { color: #a5b4fc; }

/* ----- App shell ----- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
    width: var(--dm-sidebar-width);
    flex: 0 0 var(--dm-sidebar-width);
    background-color: var(--dm-sidebar-bg);
    border-right: 1px solid var(--dm-sidebar-border);
    display: flex; flex-direction: column; padding: 1rem 0;
}

.sidebar-brand {
    padding: 0.5rem 1.25rem 1.1rem; font-size: 1.02rem; font-weight: 600;
    color: #e2e8f0; border-bottom: 1px solid var(--dm-sidebar-border); margin-bottom: 0.5rem;
    display: flex; align-items: center; gap: 0.5rem;
}
.sidebar-brand i { color: var(--dm-accent-hover); font-size: 1.15rem; }
.sidebar-brand small { display: block; color: var(--dm-muted); font-weight: 400; font-size: 0.7rem; }

.sidebar-nav { list-style: none; padding: 0; margin: 0; flex: 1; }
.sidebar-nav .nav-link {
    display: flex; align-items: center; gap: 0.6rem; padding: 0.55rem 1.25rem;
    color: #cbd5e1; border-left: 2px solid transparent; border-radius: 0; font-size: 0.9rem;
}
.sidebar-nav .nav-link i { width: 18px; text-align: center; font-size: 1rem; color: var(--dm-muted); }
.sidebar-nav .nav-link:hover { background-color: rgba(99,102,241,0.08); color: #f1f5f9; }
.sidebar-nav .nav-link.active {
    background-color: rgba(99,102,241,0.14); color: #fff; border-left-color: var(--dm-accent);
}
.sidebar-nav .nav-link.active i { color: var(--dm-accent-hover); }

.sidebar-bottom { padding: 0.75rem 1.25rem; border-top: 1px solid var(--dm-sidebar-border); margin-top: 0.5rem; }
.sidebar-bottom .user-toggle { color: #e2e8f0; display: flex; align-items: center; gap: 0.5rem; padding: 0.4rem 0; cursor: pointer; }
.sidebar-bottom .user-toggle i { color: var(--dm-accent-hover); font-size: 1.2rem; }
.sidebar-role { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--dm-muted); }

/* ----- Content ----- */
.content { flex: 1; min-width: 0; padding: 1.75rem 2rem; overflow-x: hidden; }
.page-header {
    display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.75rem;
    margin-bottom: 1.5rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--dm-border);
}
.page-header h1 { font-size: 1.4rem; font-weight: 600; margin: 0; color: #f1f5f9; }
.page-header .page-subtitle { color: var(--dm-muted); font-size: 0.85rem; margin-top: 0.15rem; }

/* ----- Mobile topbar + offcanvas ----- */
.topbar {
    display: flex; align-items: center; gap: 0.75rem; padding: 0.6rem 1rem;
    background-color: var(--dm-sidebar-bg); border-bottom: 1px solid var(--dm-sidebar-border);
    position: sticky; top: 0; z-index: 1030;
}
.topbar-toggle { color: #e2e8f0; background: transparent; border: 1px solid var(--dm-sidebar-border); padding: 0.25rem 0.55rem; }
.topbar-toggle:hover { background-color: rgba(99,102,241,0.12); color: #fff; }
.topbar-brand { color: #f1f5f9; font-weight: 600; font-size: 1rem; }
.topbar-brand i { color: var(--dm-accent-hover); margin-right: 0.35rem; }
.sidebar-offcanvas { background-color: var(--dm-sidebar-bg); width: 264px !important; }
.sidebar-offcanvas .offcanvas-header { border-bottom: 1px solid var(--dm-sidebar-border); }

@media (max-width: 991.98px) {
    .content { padding: 1rem 1rem 2rem; }
    .page-header h1 { font-size: 1.2rem; }
}

/* ----- Cards ----- */
.card { background-color: var(--dm-card-bg); border: 1px solid var(--dm-border); }
.card-header { background-color: var(--dm-card-head); border-bottom: 1px solid var(--dm-border); font-weight: 500; }
.stat-label { color: var(--dm-muted); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; }
.stat-value { font-size: 1.9rem; font-weight: 600; line-height: 1.1; }

/* ----- Tables ----- */
.table { --bs-table-bg: transparent; }
.card .table-responsive { overflow-x: auto; scrollbar-width: thin; }

/* ----- Auth ----- */
.auth-shell {
    min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 2rem 1rem;
    background: radial-gradient(ellipse at top, rgba(99,102,241,0.09), transparent 55%), var(--dm-content-bg);
}
.auth-card {
    width: 100%; max-width: 390px; background-color: var(--dm-card-bg); border: 1px solid var(--dm-border);
    border-radius: 0.75rem; padding: 2rem 1.75rem; box-shadow: 0 20px 50px -25px rgba(0,0,0,0.6);
}
.auth-brand { text-align: center; margin-bottom: 1.5rem; }
.auth-brand i { font-size: 2rem; color: var(--dm-accent-hover); }
.auth-brand h1 { font-size: 1.1rem; font-weight: 600; margin-top: 0.5rem; color: #f1f5f9; }
.auth-brand p { color: var(--dm-muted); font-size: 0.85rem; margin: 0.25rem 0 0; }

/* ----- Forms ----- */
.form-control, .form-select { background-color: #0f141c; border-color: var(--dm-border); color: #e2e8f0; }
.form-control:focus, .form-select:focus {
    background-color: #0f141c; border-color: var(--dm-accent); color: #f1f5f9;
    box-shadow: 0 0 0 0.2rem rgba(99,102,241,0.18);
}
.form-control::placeholder, .form-select::placeholder { color: #64748b; opacity: 0.55; }
.form-control::-webkit-input-placeholder { color: #64748b; opacity: 0.55; }
.form-label { color: #cbd5e1; font-size: 0.85rem; margin-bottom: 0.35rem; }
.form-section-title { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--dm-muted); margin: 1.25rem 0 0.5rem; border-bottom: 1px solid var(--dm-border); padding-bottom: 0.35rem; }

/* ----- Buttons ----- */
.btn-primary { background-color: var(--dm-accent); border-color: var(--dm-accent); }
.btn-primary:hover, .btn-primary:focus { background-color: var(--dm-accent-hover); border-color: var(--dm-accent-hover); }

/* ----- Pipeline / stage indicators ----- */
.stage-track { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.stage-pill {
    display: inline-flex; align-items: center; gap: 0.35rem; padding: 0.3rem 0.65rem; border-radius: 999px;
    font-size: 0.78rem; border: 1px solid var(--dm-border); color: var(--dm-muted); background: #10151d;
}
.stage-pill.done { color: #10b981; border-color: rgba(16,185,129,0.4); background: rgba(16,185,129,0.08); }
.stage-pill.active { color: #fff; border-color: var(--dm-accent); background: rgba(99,102,241,0.18); }
.stage-pill.pending { opacity: 0.7; }

.cred-value { font-family: var(--bs-font-monospace); font-size: 0.82rem; }
.payload-box {
    background: #0f141c; border: 1px solid var(--dm-border); border-radius: 0.3rem;
    color: #cbd5e1; font-size: 0.78rem; padding: 0.6rem 0.75rem; margin: 0.4rem 0 0;
    max-height: 320px; overflow: auto; white-space: pre-wrap; word-break: break-word;
}

/* ----- Itemized disputed-items view ----- */
.items-group { margin: 0.5rem 0 0.25rem; }
.items-group-head {
    display: flex; align-items: center; gap: 0.5rem; font-size: 0.78rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.03em; color: var(--dm-muted);
    margin-bottom: 0.35rem;
}
.item-card {
    display: flex; gap: 0.6rem; background: #0f141c; border: 1px solid var(--dm-border);
    border-radius: 0.35rem; padding: 0.45rem 0.6rem; margin-bottom: 0.35rem;
}
.item-idx {
    flex: 0 0 auto; min-width: 1.5rem; height: 1.5rem; display: inline-flex;
    align-items: center; justify-content: center; border-radius: 0.3rem;
    background: rgba(99,102,241,0.15); color: #a5b4fc; font-size: 0.72rem; font-weight: 600;
}
.item-body { flex: 1; min-width: 0; }
.item-field { display: flex; gap: 0.5rem; font-size: 0.8rem; padding: 0.05rem 0; }
.item-field + .item-field { border-top: 1px dashed rgba(148,163,184,0.12); }
.item-k { flex: 0 0 38%; color: var(--dm-muted); text-transform: capitalize; }
.item-v { flex: 1; min-width: 0; color: #e2e8f0; word-break: break-word; }

/* meta summary line (bureau / type / count) */
.items-meta { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.35rem 0 0.1rem; }
.items-meta-item {
    display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.76rem;
    background: #0f141c; border: 1px solid var(--dm-border); border-radius: 999px;
    padding: 0.15rem 0.6rem; color: #e2e8f0;
}
.items-meta-k { color: var(--dm-muted); text-transform: uppercase; letter-spacing: 0.03em; font-size: 0.68rem; }

/* uniform item table */
.items-table { font-size: 0.8rem; }
.items-table thead th {
    color: var(--dm-muted); text-transform: uppercase; letter-spacing: 0.03em;
    font-size: 0.68rem; font-weight: 600; white-space: nowrap; border-bottom-color: var(--dm-border);
}
.items-table td { color: #e2e8f0; vertical-align: top; }
.items-table .idx-col { width: 2rem; text-align: right; padding-right: 0.6rem; }
.items-list { margin: 0.25rem 0 0; padding-left: 1.4rem; font-size: 0.82rem; }
.items-list li { color: #e2e8f0; padding: 0.1rem 0; }
.flash-stack { margin-bottom: 1rem; }

/* ----- Click-to-copy ----- */
.copyable { cursor: pointer; display: inline-flex; align-items: center; gap: 0.35rem; border-radius: 0.25rem; padding: 0.05rem 0.2rem; transition: background-color 0.15s ease, color 0.15s ease; }
.copyable:hover { background-color: rgba(99,102,241,0.12); color: #c7d2fe; }
.copyable:focus { outline: none; background-color: rgba(99,102,241,0.12); }
.copy-ico { font-size: 0.78em; opacity: 0.45; }
.copyable:hover .copy-ico { opacity: 1; }
.copyable.copied { background-color: rgba(16,185,129,0.14); color: #10b981; }
.copyable.copied .copy-ico { opacity: 1; }
/* Whole account row copied -> subtle green tint. */
tr.row-done > td { background-color: rgba(16,185,129,0.07); }