/* App styling — all colours come from theme.css variables. */
* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font);
    background: var(--color-bg);
    color: var(--color-text);
    font-size: 14px;
    line-height: 1.5;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); }

/* ---------------- Layout ---------------- */
.layout { display: flex; min-height: 100vh; }

.sidebar {
    width: 240px;
    background: var(--color-sidebar-bg);
    color: var(--color-sidebar-text);
    display: flex;
    flex-direction: column;
    padding: 22px 14px;
    position: sticky;
    top: 0;
    height: 100vh;
}
.sidebar .brand {
    color: #fff;
    font-weight: 700;
    font-size: 18px;
    padding: 6px 12px 22px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.sidebar .brand .dot {
    width: 12px; height: 12px; border-radius: 50%;
    background: var(--color-primary-light);
}
.sidebar nav { display: flex; flex-direction: column; gap: 4px; }
.sidebar nav a {
    color: var(--color-sidebar-text);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    transition: background .15s, color .15s;
}
.sidebar nav a:hover { background: var(--color-sidebar-hover); color: #fff; }
.sidebar nav a.active { background: var(--color-sidebar-active); color: #fff; }
.sidebar .spacer { flex: 1; }
.sidebar .who { font-size: 12px; color: var(--color-text-mute); padding: 0 14px 8px; }

.content { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
    height: 62px;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 26px;
    position: sticky; top: 0; z-index: 5;
}
.topbar h1 { font-size: 18px; margin: 0; }
.topbar .topbar-left { display: flex; align-items: center; gap: 12px; min-width: 0; }
.topbar h1 { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.main { padding: 26px; }

/* Hamburger + drawer overlay (mobile only) */
.nav-toggle {
    display: none;
    background: var(--color-primary-soft);
    color: var(--color-primary-dark);
    border: none;
    border-radius: var(--radius-sm);
    width: 40px; height: 38px;
    font-size: 20px; line-height: 1;
    cursor: pointer;
    flex: 0 0 auto;
}
.nav-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(15, 14, 26, .45);
    z-index: 40;
}
.nav-overlay.show { display: block; }

/* ---------------- Cards ---------------- */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 20px;
}
.card + .card { margin-top: 18px; }
.card h2, .card h3 { margin-top: 0; }

.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); }
@media (max-width: 900px) {
    .grid.cols-3, .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }

    /* Sidebar becomes an off-canvas drawer */
    .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
    .sidebar {
        position: fixed; top: 0; left: 0;
        z-index: 50;
        height: 100vh; height: 100dvh;
        transform: translateX(-100%);
        transition: transform .25s ease;
        box-shadow: 6px 0 24px rgba(0,0,0,.25);
        overflow-y: auto;
    }
    .sidebar.open { transform: translateX(0); }
    .content { width: 100%; min-width: 0; }
}

@media (max-width: 560px) {
    .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }

    /* Tighter spacing on phones */
    .main { padding: 16px; }
    .topbar { padding: 0 14px; height: 56px; }
    .topbar h1 { font-size: 16px; }
    .card { padding: 16px; }

    /* Definition lists stack label over value */
    .dl { grid-template-columns: 1fr; gap: 2px 0; }
    .dl dt { margin-top: 10px; }
    .dl dt:first-child { margin-top: 0; }

    /* Action buttons in the top bar shrink slightly */
    .topbar .toolbar .btn { padding: 8px 12px; font-size: 13px; }
}

/* Stat tiles */
.stat {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 18px 20px;
    box-shadow: var(--shadow-sm);
}
.stat .label { color: var(--color-text-soft); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
.stat .value { font-size: 26px; font-weight: 700; margin-top: 6px; }
.stat.accent { background: var(--color-primary); color: #fff; border-color: transparent; }
.stat.accent .label { color: rgba(255,255,255,.8); }

/* ---------------- Buttons ---------------- */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 9px 16px;
    font-size: 14px; font-weight: 600;
    cursor: pointer;
    transition: background .15s;
    font-family: inherit;
}
.btn:hover { background: var(--color-primary-dark); color: #fff; }
.btn.secondary { background: var(--color-primary-soft); color: var(--color-primary-dark); }
.btn.secondary:hover { background: #e0d8fb; }
.btn.outline { background: transparent; border: 1px solid var(--color-border); color: var(--color-text); }
.btn.outline:hover { background: var(--color-bg); }
.btn.danger { background: var(--color-danger); }
.btn.danger:hover { background: #b91c1c; }
.btn.success { background: var(--color-success); }
.btn.sm { padding: 6px 11px; font-size: 12.5px; }
.btn.block { width: 100%; justify-content: center; }

/* ---------------- Forms ---------------- */
.form-row { margin-bottom: 16px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
/* Collapse every form/filter grid on tablets & phones, even with an inline column count */
@media (max-width: 768px) { .form-grid { grid-template-columns: 1fr !important; } }
label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 13px; }
input[type=text], input[type=email], input[type=password], input[type=number],
input[type=date], input[type=datetime-local], input[type=file], select, textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: inherit; font-size: 14px;
    background: #fff; color: var(--color-text);
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-primary-light);
    box-shadow: 0 0 0 3px var(--color-primary-soft);
}
textarea { resize: vertical; min-height: 80px; }
.checkbox { display: flex; align-items: center; gap: 8px; }
.checkbox input { width: auto; }
.checkbox label { margin: 0; font-weight: 500; }
.help { color: var(--color-text-mute); font-size: 12px; margin-top: 4px; }
.error { color: var(--color-danger); font-size: 12.5px; margin-top: 4px; }

/* ---------------- Tables ---------------- */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table.data { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.data th, table.data td { padding: 11px 12px; text-align: left; border-bottom: 1px solid var(--color-border); white-space: nowrap; }
table.data th { color: var(--color-text-soft); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
table.data tbody tr:hover { background: var(--color-primary-softer); }

/* ---------------- Badges ---------------- */
.badge {
    display: inline-block; padding: 3px 10px; border-radius: 999px;
    font-size: 11.5px; font-weight: 600;
}
.badge.gray    { background: #eceaf3; color: #5b5b70; }
.badge.purple  { background: var(--color-primary-soft); color: var(--color-primary-dark); }
.badge.success { background: var(--color-success-soft); color: var(--color-success); }
.badge.warning { background: var(--color-warning-soft); color: var(--color-warning); }
.badge.danger  { background: var(--color-danger-soft);  color: var(--color-danger); }
.badge.info    { background: var(--color-info-soft);    color: var(--color-info); }

/* ---------------- Alerts ---------------- */
.alert { padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 18px; font-weight: 500; }
.alert.success { background: var(--color-success-soft); color: var(--color-success); }
.alert.error   { background: var(--color-danger-soft);  color: var(--color-danger); }

/* ---------------- Misc ---------------- */
.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; gap: 12px; flex-wrap: wrap; }
.page-head h2 { margin: 0; }
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.muted { color: var(--color-text-soft); }
.dl { display: grid; grid-template-columns: 160px 1fr; gap: 8px 16px; }
.dl dt { color: var(--color-text-soft); font-weight: 600; }
.dl dd { margin: 0; }
.pagination { display: flex; gap: 6px; margin-top: 16px; flex-wrap: wrap; list-style: none; padding: 0; }
.pagination a, .pagination span { padding: 6px 11px; border: 1px solid var(--color-border); border-radius: var(--radius-sm); font-size: 13px; }
.pagination .active span { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* Auth */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background:
    radial-gradient(1200px 500px at 50% -10%, var(--color-primary-soft), transparent), var(--color-bg); padding: 20px; }
.auth-card { width: 100%; max-width: 400px; background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: 34px; }
.auth-card .brand { font-weight: 700; font-size: 22px; text-align: center; margin-bottom: 4px; }
.auth-card .brand .dot { color: var(--color-primary); }
.auth-card .sub { text-align: center; color: var(--color-text-soft); margin-bottom: 24px; }

/* Signature pad */
.sig-pad { border: 2px dashed var(--color-primary-light); border-radius: var(--radius); background: #fff; touch-action: none; width: 100%; }
.copy-input { display: flex; gap: 8px; }
.copy-input input { background: var(--color-primary-softer); }