:root {
  /* Palette (Claude dark theme — design/exampleui) */
  --bg-000: hsl(60 2.1% 18.4%);   /* elevated surfaces: cards, inputs */
  --bg-100: hsl(60 2.7% 14.5%);   /* page background */
  --bg-200: hsl(30 3.3% 11.8%);   /* sidebar */
  --bg-300: hsl(60 2.6% 7.6%);    /* deepest insets */
  --raised: hsl(60 2% 22.5%);     /* hover on elevated surfaces */
  --ink: hsl(48 33.3% 97.1%);     /* primary text (cream) */
  --ink-2: hsl(50 9% 73.7%);      /* secondary text */
  --muted: hsl(48 4.8% 59.2%);
  --border-full: 51 16.5% 84.5%;
  --line: hsl(var(--border-full) / 0.1);
  --line-strong: hsl(var(--border-full) / 0.2);
  --brand: #3b82f6;        /* Aurorix Brand Blue */
  --brand-hover: #2563eb;  /* Aurorix Blue Hover */
  --accent-brand: #60a5fa; /* Aurorix Light Blue — accents on dark */
  --focus: #3b82f6;
  --danger: hsl(0 67% 59.6%);
  --danger-bright: hsl(0 98.4% 75.1%);
  --danger-tint: hsl(0 46.5% 27.8%);
  --success: hsl(97 75% 32.9%);
  --success-bright: hsl(97 59.1% 46.1%);
  --success-tint: hsl(127 100% 13.9%);
  --warning-bright: hsl(40 71% 50%);
  --warning-tint: hsl(45 94.8% 15.1%);
  --info: hsl(210 65.5% 67.1%);
  --info-tint: hsl(210 55.9% 24.6%);
  --purple: hsl(251 84.6% 74.5%);
  --purple-tint: hsl(250 25.3% 19.4%);

  --bg: var(--bg-100);
  --card: var(--bg-000);
  --primary: var(--brand);
  --primary-ink: hsl(0 0% 100%);

  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-serif: "Anthropic Serif", Georgia, "Times New Roman", Times, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;

  --radius: 0.75rem;
  --radius-sm: 0.5rem;
  --shadow-card: 0 1px 2px hsl(0 0% 0% / 0.15), 0 4px 16px hsl(0 0% 0% / 0.1);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { height: 100%; }
body {
  margin: 0;
  min-height: 100%;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--ink); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
code {
  font-family: var(--font-mono);
  background: var(--bg-300); padding: 1px 6px; border-radius: 6px; font-size: 13px;
  color: var(--ink-2);
}
h1, h2, h3 { font-family: var(--font-serif); font-weight: 500; letter-spacing: -0.01em; }

/* ---------- App shell: sidebar + content ---------- */
.app { display: flex; min-height: 100vh; }
.content { flex: 1; min-width: 0; display: flex; flex-direction: column; background: var(--bg-100); }
.container { width: 100%; max-width: 1140px; margin: 0 auto; padding: 32px 40px 0; }
.footer {
  max-width: 1140px; margin: auto auto 0; width: 100%;
  padding: 40px 40px 24px; color: var(--muted); font-size: 12px;
}

.sidebar {
  width: 264px; flex-shrink: 0;
  display: flex; flex-direction: column;
  background: var(--bg-200);
  border-right: 1px solid var(--line);
  padding: 16px 12px;
  position: sticky; top: 0; height: 100vh;
}

.sidebar-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 4px 4px 16px 12px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand-mark { width: 29px; height: 20px; display: block; }
.brand-name {
  font-family: var(--font-serif);
  font-size: 21px; font-weight: 600; letter-spacing: -0.02em;
  color: var(--ink);
}
.brand:hover { text-decoration: none; }

.icon-btn {
  width: 32px; height: 32px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: none; border: none; border-radius: var(--radius-sm);
  color: var(--muted); cursor: pointer;
}
.icon-btn:hover { background: var(--bg-000); color: var(--ink); }

/* Collapsed sidebar */
.sidebar-expand {
  display: none; position: fixed; top: 14px; left: 14px; z-index: 60;
  background: var(--bg-000); border: 1px solid var(--line-strong);
}
.sidebar-expand:hover { background: var(--raised); }
html.sb-collapsed .sidebar { display: none; }
html.sb-collapsed .sidebar-expand { display: flex; }

.side-nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.side-nav a {
  display: block; padding: 8px 12px; border-radius: var(--radius-sm);
  color: var(--ink-2); font-size: 14px;
}
.side-nav a:hover { background: var(--bg-000); text-decoration: none; color: var(--ink); }
.side-nav a.active { background: var(--bg-000); color: var(--ink); font-weight: 500; }
.side-nav .nav-cta { color: var(--accent-brand); font-weight: 500; }
.side-nav .nav-cta:hover { color: var(--accent-brand); background: rgb(59 130 246 / 0.12); }

.avatar {
  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
  background: hsl(60 2.5% 23.3%); color: var(--ink);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 600; letter-spacing: 0.02em;
}

/* ---------- Account selector + menu ---------- */
.account {
  position: relative;
  border-top: 1px solid var(--line);
  margin: 12px -12px 0; padding: 10px 8px 4px;
}
.account-btn {
  width: 100%; display: flex; align-items: center; gap: 10px;
  padding: 6px 8px; background: none; border: none;
  border-radius: var(--radius-sm); color: var(--ink);
  font: inherit; font-size: 14px; cursor: pointer; text-align: left;
}
.account-btn:hover, .account.open .account-btn { background: var(--bg-000); }
.account-name { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.account-role { color: var(--muted); font-size: 13px; }
.account .chevron { color: var(--muted); opacity: 0; transition: opacity 0.15s; flex-shrink: 0; }
.account-btn:hover .chevron, .account.open .chevron { opacity: 1; }

.account-menu {
  position: absolute; bottom: calc(100% + 6px); left: 8px; right: 8px;
  min-width: 232px;
  background: var(--bg-000); border: 1px solid var(--line-strong);
  border-radius: 12px; box-shadow: 0 8px 24px rgb(0 0 0 / 0.35);
  padding: 6px; z-index: 70;
}
.account-menu[hidden] { display: none; }
.menu-email {
  padding: 8px 10px 6px; font-size: 12.5px; color: var(--muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.menu-item {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 8px 10px; border-radius: 8px;
  color: var(--ink); font: inherit; font-size: 13.5px;
  background: none; border: none; cursor: pointer; text-align: left;
}
.menu-item:hover { background: var(--raised); text-decoration: none; }
.menu-item svg { color: var(--muted); }
.menu-divider { height: 1px; background: var(--line); margin: 6px 4px; }
.menu-form { margin: 0; }
.menu-sub-root { position: relative; }
.menu-sub-root .sub-chevron { margin-left: auto; }
.submenu {
  display: none; position: absolute; left: calc(100% + 10px); bottom: -6px;
  min-width: 212px;
  background: var(--bg-000); border: 1px solid var(--line-strong);
  border-radius: 12px; box-shadow: 0 8px 24px rgb(0 0 0 / 0.35);
  padding: 6px;
}
.menu-sub-root:hover .submenu, .menu-sub-root:focus-within .submenu { display: block; }
.submenu .menu-item { white-space: nowrap; }
.menu-checked { cursor: default; }
.menu-checked .check { margin-left: auto; color: var(--accent-brand); }

/* ---------- Auth (logged-out) shell ---------- */
.app-auth { flex-direction: column; }
.auth-brand { padding: 20px 32px; }
.auth-brand .brand { padding: 0; }

/* ---------- Page furniture ---------- */
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.page-head h1 { margin: 0; font-size: 28px; }
.head-actions { display: flex; gap: 10px; align-items: center; }

.muted { color: var(--muted); font-size: 13px; }
.req { color: var(--danger); }
.empty { padding: 24px 0; text-align: center; }

.flash { padding: 10px 16px; border-radius: var(--radius-sm); margin-bottom: 16px; font-size: 14px; }
.flash-success { background: var(--success-tint); color: var(--success-bright); border: 1px solid hsl(97 75% 32.9% / 0.5); }
.flash-error { background: var(--danger-tint); color: var(--danger-bright); border: 1px solid hsl(0 67% 59.6% / 0.5); }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 24px; margin-bottom: 20px;
}
.card h2 { margin: 0 0 14px; font-size: 18px; }
.card h2:not(:first-child) { margin-top: 28px; }
.narrow { max-width: 440px; margin: 40px auto; }
.login-card { margin-top: 9vh; padding: 32px; }
.login-card h1 { margin: 0 0 4px; font-size: 26px; }

/* ---------- Forms ---------- */
label { display: block; margin-bottom: 14px; font-weight: 500; font-size: 13px; color: var(--ink-2); }
input:not([type="checkbox"]):not([type="file"]), select, textarea {
  display: block; width: 100%; margin-top: 5px; padding: 9px 12px;
  border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
  font: inherit; font-weight: 400; font-size: 14px;
  background: var(--bg-100); color: var(--ink);
  transition: border-color 0.15s, box-shadow 0.15s;
}
input::placeholder, textarea::placeholder { color: var(--muted); }
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--focus);
  box-shadow: 0 0 0 3px rgb(59 130 246 / 0.3);
}
input[type="file"] { margin-top: 6px; font-weight: 400; color: var(--ink-2); }
textarea { resize: vertical; }

.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 0 16px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; padding: 8px 16px;
  border-radius: var(--radius-sm); border: 1px solid var(--line-strong);
  background: var(--bg-000); color: var(--ink);
  font: inherit; font-weight: 500; font-size: 13.5px;
  cursor: pointer; text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}
.btn:hover { background: var(--raised); text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: var(--primary-ink); }
.btn-primary:hover { background: var(--brand-hover); border-color: var(--brand-hover); }
.btn-danger { background: transparent; border-color: hsl(0 67% 59.6% / 0.4); color: var(--danger); }
.btn-danger:hover { background: hsl(0 46.5% 27.8% / 0.4); }
.btn-success { background: var(--success); border-color: var(--success); color: #fff; }
.btn-success:hover { background: hsl(97 75% 38%); border-color: hsl(97 75% 38%); }
.btn-block { display: block; width: 100%; text-align: center; margin-bottom: 8px; }
.linklike { background: none; border: none; color: var(--muted); cursor: pointer; font: inherit; font-size: 13px; padding: 0; }
.linklike:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.form-actions { display: flex; gap: 12px; margin: 20px 0; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: 12px; font-weight: 500; color: var(--muted); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: hsl(var(--border-full) / 0.04); }
.row-inactive td { opacity: 0.5; }
.wrap { white-space: pre-wrap; word-break: break-word; max-width: 320px; }
.actions-cell form { display: inline-block; margin-right: 10px; }
td a { text-decoration: underline; text-decoration-color: hsl(var(--border-full) / 0.3); text-underline-offset: 3px; }
td a:hover { text-decoration-color: var(--ink); }

/* ---------- Status pills ---------- */
.status {
  display: inline-block; padding: 2px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 500; vertical-align: middle; white-space: nowrap;
}
.status-new { background: var(--info-tint); color: var(--info); }
.status-needs_info { background: var(--warning-tint); color: var(--warning-bright); }
.status-in_progress { background: var(--purple-tint); color: var(--purple); }
.status-quoted { background: var(--success-tint); color: var(--success-bright); }
.status-sent { background: var(--success); color: #fff; }
.status-cancelled { background: hsl(60 2.5% 23.3%); color: var(--muted); }

/* ---------- Chips ---------- */
.chip {
  display: inline-block; padding: 4px 14px; border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--bg-000); font-size: 13px; color: var(--ink-2);
  transition: background 0.15s;
}
.chip:hover { text-decoration: none; background: var(--raised); }
.chip-active { background: var(--ink); border-color: var(--ink); color: var(--bg-200); }
.chip-active:hover { background: var(--ink); }
.chip .count { opacity: 0.7; font-size: 12px; }
.chip-stock { background: var(--info-tint); border-color: transparent; color: var(--info); }
.chip-special { background: var(--warning-tint); border-color: transparent; color: var(--warning-bright); }
.status-chips { display: flex; gap: 8px; flex-wrap: wrap; }
.filter-row { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 16px; }
.search-form { display: flex; gap: 8px; }
.search-form input { margin-top: 0; width: 240px; }

/* ---------- Role tags ---------- */
.role-tag {
  display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 11px;
  font-weight: 500; vertical-align: middle;
}
.role-sales { background: var(--info-tint); color: var(--info); }
.role-inside { background: var(--success-tint); color: var(--success-bright); }
.role-admin { background: hsl(60 2.5% 23.3%); color: var(--ink-2); }

/* ---------- Attention list ---------- */
.attention { border-left: 3px solid var(--accent-brand); }
.attention h2::before {
  content: "●"; color: var(--accent-brand); font-size: 10px;
  vertical-align: 2px; margin-right: 8px;
}
.attention-list { list-style: none; margin: 0; padding: 0; }
.attention-list li { padding: 9px 0; border-bottom: 1px solid var(--line); display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.attention-list li:last-child { border-bottom: none; padding-bottom: 0; }

/* ---------- Request detail ---------- */
.detail-grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr); gap: 20px; }
@media (max-width: 900px) { .detail-grid { grid-template-columns: 1fr; } }
.kv div { display: flex; gap: 12px; padding: 4px 0; }
.kv dt { width: 150px; flex-shrink: 0; color: var(--muted); font-size: 13px; }
.kv dd { margin: 0; }
.background-text {
  white-space: pre-wrap; word-break: break-word;
  background: var(--bg-100); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 14px; font: inherit; font-size: 14px;
  max-height: 420px; overflow-y: auto;
}

.thread { list-style: none; margin: 0 0 20px; padding: 0; }
.msg {
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  padding: 12px 16px; margin-bottom: 10px; background: var(--bg-000);
}
.msg-role-inside { background: var(--bg-100); }
.msg-role-sales { background: var(--bg-000); }
.msg-head { display: flex; gap: 8px; align-items: center; margin-bottom: 4px; font-size: 13px; }
.msg-body { white-space: pre-wrap; word-break: break-word; }
.msg-form-row { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.inline-check { display: flex; align-items: center; gap: 8px; font-weight: 400; margin: 0; }
.big-check { font-weight: 500; margin: 12px 0; }

.attach-list { list-style: none; margin: 0; padding: 0; }
.attach-list li { padding: 6px 0; }
.attach-list a { text-decoration: underline; text-decoration-color: hsl(var(--border-full) / 0.3); text-underline-offset: 3px; }

.quote-card { border-left: 3px solid var(--success-bright); }
.sent-note { font-weight: 500; }
.sent-form { border-top: 1px solid var(--line); margin-top: 12px; padding-top: 4px; }

.timeline { list-style: none; margin: 0; padding: 0; font-size: 13px; }
.timeline li { padding: 8px 0 8px 14px; border-left: 2px solid hsl(60 2.5% 23.3%); margin-left: 4px; }
.tl-action { font-weight: 600; text-transform: capitalize; margin-right: 6px; }
.tl-sent, .tl-quote_uploaded { color: var(--success-bright); }
.tl-status { color: var(--warning-bright); }

/* ---------- 2FA / misc ---------- */
.backup-codes {
  list-style: none; margin: 16px 0; padding: 16px;
  background: var(--bg-100); border: 1px solid var(--line); border-radius: var(--radius-sm);
  columns: 2;
}
.backup-codes li { padding: 4px 0; }
.backup-codes code { font-size: 15px; }
.setup-steps li { margin-bottom: 8px; }
details summary { cursor: pointer; }

/* QR codes and other light images need a light backing to stay scannable */
img[src^="data:image"] { background: #fff; padding: 8px; border-radius: var(--radius-sm); }

.line-item {
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  margin-bottom: 14px; padding: 12px 16px; background: var(--bg-000);
}
.line-item legend { font-weight: 600; font-size: 13px; padding: 0 6px; color: var(--ink-2); }
.line-item .remove-line { color: var(--danger); margin-left: 8px; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .app-with-sidebar { flex-direction: column; }
  .sidebar, html.sb-collapsed .sidebar {
    display: flex;
    width: 100%; height: auto; position: static;
    flex-direction: row; align-items: center; flex-wrap: wrap; gap: 4px 12px;
    border-right: none; border-bottom: 1px solid var(--line);
    padding: 10px 16px;
  }
  .sidebar-toggle, .sidebar-expand, html.sb-collapsed .sidebar-expand { display: none; }
  .sidebar-head { padding: 0; }
  .brand-name { font-size: 19px; }
  .side-nav { flex-direction: row; flex-wrap: wrap; align-items: center; }
  .account { border-top: none; margin: 0 0 0 auto; padding: 0; }
  .account-menu {
    bottom: auto; top: calc(100% + 6px); left: auto; right: 0; width: 232px;
  }
  .submenu { left: auto; right: calc(100% + 10px); bottom: auto; top: -6px; }
  .container { padding: 24px 20px 0; }
  .footer { padding: 32px 20px 20px; }
}