/* Trouser ERP — design system ported verbatim from the Claude Design prototype
   (Trouser ERP.html <style> block), plus server-rendered additions (login,
   flash messages, pagination). No build step — served straight from public/. */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --bg: oklch(0.98 0.004 60);
  --surface: #ffffff;
  --surface2: oklch(0.96 0.004 60);
  --border: oklch(0.88 0.006 60);
  --border2: oklch(0.92 0.004 60);
  --text: oklch(0.18 0.01 240);
  --text2: oklch(0.45 0.01 240);
  --text3: oklch(0.62 0.008 240);
  --accent: oklch(0.45 0.18 260);
  --accent-light: oklch(0.95 0.04 260);
  --accent-mid: oklch(0.88 0.08 260);
  --amber: oklch(0.72 0.15 65);
  --amber-light: oklch(0.96 0.04 65);
  --green: oklch(0.58 0.14 142);
  --green-light: oklch(0.95 0.05 142);
  --red: oklch(0.58 0.18 25);
  --red-light: oklch(0.96 0.05 25);
  --sidebar-w: 220px;
  --header-h: 52px;
  --radius: 6px;
  --shadow: 0 1px 3px oklch(0 0 0 / 0.08), 0 1px 2px oklch(0 0 0 / 0.04);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.1), 0 2px 4px oklch(0 0 0 / 0.06);
}
html, body { height: 100%; }
body { font-family: 'DM Sans', sans-serif; background: var(--bg); color: var(--text); font-size: 13px; line-height: 1.5; }
.mono { font-family: 'DM Mono', monospace; }
a { color: inherit; text-decoration: none; }

/* SCROLLBAR */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }

/* LAYOUT */
.app { display: flex; height: 100%; }
.sidebar {
  width: var(--sidebar-w); min-width: var(--sidebar-w); height: 100%;
  background: var(--text); color: oklch(0.85 0.008 240);
  display: flex; flex-direction: column; overflow-y: auto;
  border-right: 1px solid oklch(0.25 0.01 240);
}
.sidebar-brand { padding: 16px 16px 12px; border-bottom: 1px solid oklch(0.25 0.01 240); }
.sidebar-brand h1 { font-size: 14px; font-weight: 700; color: #fff; letter-spacing: -0.3px; }
.sidebar-brand p { font-size: 10px; color: oklch(0.55 0.01 240); margin-top: 2px; text-transform: uppercase; letter-spacing: 0.5px; }
.sidebar-section { padding: 12px 8px 4px; font-size: 9px; text-transform: uppercase; letter-spacing: 1px; color: oklch(0.45 0.01 240); font-weight: 600; padding-left: 12px; }
.nav-item {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 12px; cursor: pointer; border-radius: 5px; margin: 1px 8px;
  color: oklch(0.72 0.01 240); font-size: 12.5px; font-weight: 400;
  transition: background 0.12s, color 0.12s;
}
.nav-item:hover { background: oklch(0.28 0.01 240); color: #fff; }
.nav-item.active { background: var(--accent); color: #fff; font-weight: 500; }
.nav-item svg { opacity: 0.7; flex-shrink: 0; }
.nav-item.active svg { opacity: 1; }
.nav-badge {
  margin-left: auto; background: var(--amber); color: var(--text);
  font-size: 9px; font-weight: 700; padding: 1px 5px; border-radius: 10px; min-width: 18px; text-align: center;
}
.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.topbar {
  height: var(--header-h); background: var(--surface); border-bottom: 1px solid var(--border);
  display: flex; align-items: center; padding: 0 20px; gap: 12px; flex-shrink: 0;
}
.topbar-title { font-size: 15px; font-weight: 600; letter-spacing: -0.3px; }
.topbar-sub { font-size: 11px; color: var(--text3); }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.content { flex: 1; overflow-y: auto; padding: 20px; }

/* CARDS & TABLES */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-header { padding: 14px 16px 12px; border-bottom: 1px solid var(--border2); display: flex; align-items: center; gap: 8px; }
.card-header h3 { font-size: 13px; font-weight: 600; }
.card-body { padding: 16px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
th { text-align: left; padding: 8px 12px; background: var(--surface2); color: var(--text2); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: 0.4px; border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 9px 12px; border-bottom: 1px solid var(--border2); color: var(--text); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--surface2); }
.table-actions { display: flex; gap: 4px; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; gap: 5px; padding: 6px 12px; border-radius: var(--radius); font-size: 12px; font-weight: 500; cursor: pointer; border: none; transition: all 0.12s; font-family: 'DM Sans', sans-serif; white-space: nowrap; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: oklch(0.38 0.18 260); }
.btn-secondary { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--border2); }
.btn-sm { padding: 4px 8px; font-size: 11px; }
.btn-ghost { background: none; color: var(--text2); }
.btn-ghost:hover { color: var(--accent); background: var(--accent-light); }
.btn-danger { background: var(--red-light); color: var(--red); border: 1px solid oklch(0.85 0.06 25); }
.btn-danger:hover { background: var(--red); color: #fff; }
.btn-success { background: var(--green-light); color: var(--green); border: 1px solid oklch(0.85 0.06 142); }
.btn-success:hover { background: var(--green); color: #fff; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

/* BADGES / STATUS */
.badge { display: inline-block; padding: 2px 8px; border-radius: 20px; font-size: 11px; font-weight: 500; }
.badge-completed { background: var(--green-light); color: var(--green); }
.badge-pending { background: var(--amber-light); color: oklch(0.5 0.12 65); }
.badge-inprogress { background: var(--accent-light); color: var(--accent); }
.badge-paid { background: var(--green-light); color: var(--green); }
.badge-unpaid { background: var(--red-light); color: var(--red); }
.badge-neutral { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }

/* KPI GRID */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.kpi-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.kpi-label { font-size: 11px; color: var(--text3); font-weight: 500; text-transform: uppercase; letter-spacing: 0.4px; }
.kpi-value { font-size: 24px; font-weight: 700; letter-spacing: -1px; margin: 4px 0 2px; font-family: 'DM Mono', monospace; }
.kpi-sub { font-size: 11px; color: var(--text3); }
.kpi-trend { font-size: 11px; font-weight: 500; }
.kpi-trend.up { color: var(--green); }
.kpi-trend.down { color: var(--red); }

/* FORM */
.form-grid { display: grid; gap: 12px; }
.form-grid-2 { grid-template-columns: 1fr 1fr; }
.form-grid-3 { grid-template-columns: 1fr 1fr 1fr; }
.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-label { font-size: 11px; font-weight: 600; color: var(--text2); text-transform: uppercase; letter-spacing: 0.4px; }
.form-input, .form-select, .form-textarea {
  padding: 7px 10px; border: 1px solid var(--border); border-radius: var(--radius);
  font-size: 12.5px; font-family: 'DM Sans', sans-serif; background: var(--surface);
  color: var(--text); outline: none; transition: border 0.12s; width: 100%;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--accent); }
.form-textarea { resize: vertical; min-height: 60px; }
.form-error { font-size: 11px; color: var(--red); font-weight: 500; }
.form-input.is-invalid, .form-select.is-invalid { border-color: var(--red); }

/* MODAL (rendered as a standalone page section for server-rendered forms) */
.modal-overlay { position: fixed; inset: 0; background: oklch(0 0 0 / 0.4); display: flex; align-items: center; justify-content: center; z-index: 1000; }
.modal { background: var(--surface); border-radius: 8px; box-shadow: var(--shadow-md); width: 560px; max-width: 95vw; max-height: 88vh; display: flex; flex-direction: column; }
.modal-lg { width: 780px; }
.modal-xl { width: 960px; }
.modal-header { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; }
.modal-header h2 { font-size: 14px; font-weight: 600; }
.modal-close { margin-left: auto; background: none; border: none; cursor: pointer; color: var(--text3); padding: 2px; border-radius: 4px; }
.modal-close:hover { color: var(--text); background: var(--surface2); }
.modal-body { padding: 20px; overflow-y: auto; flex: 1; }
.modal-footer { padding: 12px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }

/* MISC */
.divider { height: 1px; background: var(--border); margin: 12px 0; }
.text-muted { color: var(--text3); }
.text-accent { color: var(--accent); }
.text-green { color: var(--green); }
.text-red { color: var(--red); }
.text-amber { color: var(--amber); }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.ml-auto { margin-left: auto; }
.mt-4 { margin-top: 16px; }
.mt-3 { margin-top: 12px; }
.mt-2 { margin-top: 8px; }
.mb-4 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 12px; }
.fw-600 { font-weight: 600; }
.fs-11 { font-size: 11px; }
.fs-12 { font-size: 12px; }
.w-full { width: 100%; }

/* STAGE TIMELINE */
.stage-timeline { display: flex; flex-wrap: wrap; gap: 6px; }
.stage-chip { padding: 4px 10px; border-radius: 20px; font-size: 11px; font-weight: 500; border: 1px solid; cursor: default; }
.stage-chip.completed { background: var(--green-light); color: var(--green); border-color: oklch(0.85 0.06 142); }
.stage-chip.inprogress { background: var(--accent-light); color: var(--accent); border-color: var(--accent-mid); }
.stage-chip.pending { background: var(--surface2); color: var(--text3); border-color: var(--border); }

/* TABS */
.tabs { display: flex; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.tab { padding: 8px 16px; font-size: 12.5px; cursor: pointer; border-bottom: 2px solid transparent; color: var(--text2); transition: all 0.12s; }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
.tab:hover:not(.active) { color: var(--text); }

/* SEARCH BAR */
.search-bar { display: flex; align-items: center; gap: 8px; background: var(--surface2); border: 1px solid var(--border); border-radius: var(--radius); padding: 6px 10px; }
.search-bar input { background: none; border: none; outline: none; font-size: 12.5px; font-family: 'DM Sans', sans-serif; color: var(--text); min-width: 160px; }

/* PROGRESS BAR */
.progress-bar { height: 5px; background: var(--border); border-radius: 10px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--accent); border-radius: 10px; transition: width 0.3s; }

/* INFO ROW */
.info-row { display: flex; align-items: flex-start; gap: 6px; padding: 6px 0; border-bottom: 1px solid var(--border2); }
.info-row:last-child { border-bottom: none; }
.info-label { font-size: 11px; color: var(--text3); font-weight: 500; min-width: 130px; }
.info-value { font-size: 12.5px; color: var(--text); font-weight: 500; }

/* ALERT */
.alert { padding: 10px 14px; border-radius: var(--radius); font-size: 12px; display: flex; align-items: center; gap: 8px; }
.alert-warning { background: var(--amber-light); color: oklch(0.45 0.12 65); border: 1px solid oklch(0.88 0.08 65); }
.alert-info { background: var(--accent-light); color: var(--accent); border: 1px solid var(--accent-mid); }
.alert-success { background: var(--green-light); color: var(--green); border: 1px solid oklch(0.85 0.06 142); }
.alert-danger { background: var(--red-light); color: var(--red); border: 1px solid oklch(0.85 0.06 25); }

/* SIDEBAR FOOTER */
.sidebar-footer { margin-top: auto; padding: 12px 8px; border-top: 1px solid oklch(0.25 0.01 240); }
.user-row { display: flex; align-items: center; gap: 8px; padding: 8px; border-radius: 5px; cursor: pointer; }
.user-row:hover { background: oklch(0.28 0.01 240); }
.user-avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--accent); display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700; color: #fff; }
.user-name { font-size: 12px; font-weight: 500; color: oklch(0.85 0.008 240); }
.user-role { font-size: 10px; color: oklch(0.5 0.008 240); }
.logout-btn { background: none; border: none; color: oklch(0.6 0.01 240); cursor: pointer; padding: 4px; border-radius: 4px; margin-left: auto; }
.logout-btn:hover { color: #fff; }

/* REPORT CHART BARS */
.bar-chart { display: flex; align-items: flex-end; gap: 8px; height: 100px; padding: 8px 0; }
.bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; }
.bar { width: 100%; border-radius: 3px 3px 0 0; background: var(--accent); min-height: 4px; transition: height 0.3s; }
.bar-label { font-size: 10px; color: var(--text3); text-align: center; }

/* PAGINATION (Laravel paginator) */
.pagination-wrap { padding: 12px 16px; border-top: 1px solid var(--border); }
.pagination-wrap nav { display: flex; align-items: center; justify-content: space-between; gap: 12px; font-size: 12px; color: var(--text2); }
.pagination-wrap svg { width: 14px; height: 14px; }
.pagination-wrap .flex.justify-between.flex-1.sm\:hidden { display: none; }
.pagination-wrap ul { list-style: none; display: flex; gap: 4px; align-items: center; }
.pagination-wrap ul li span, .pagination-wrap ul li a { display: inline-flex; padding: 4px 9px; border-radius: 5px; border: 1px solid var(--border); background: var(--surface); }
.pagination-wrap ul li a:hover { background: var(--surface2); }
.pagination-wrap ul li[aria-current] span { background: var(--accent); color: #fff; border-color: var(--accent); }

/* LOGIN */
.login-wrap { min-height: 100%; display: flex; align-items: center; justify-content: center; background: var(--bg); padding: 24px; }
.login-card { width: 380px; max-width: 100%; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; box-shadow: var(--shadow-md); overflow: hidden; }
.login-head { background: var(--text); color: #fff; padding: 22px 24px; }
.login-head h1 { font-size: 18px; font-weight: 700; letter-spacing: -0.3px; }
.login-head p { font-size: 11px; color: oklch(0.6 0.01 240); margin-top: 3px; text-transform: uppercase; letter-spacing: 0.6px; }
.login-body { padding: 24px; display: flex; flex-direction: column; gap: 14px; }
.demo-accounts { margin-top: 4px; padding: 12px; background: var(--surface2); border: 1px solid var(--border2); border-radius: var(--radius); font-size: 11px; color: var(--text2); line-height: 1.7; }
.demo-accounts code { font-family: 'DM Mono', monospace; color: var(--accent); }