:root {
  --blue: #0d3f8f;
  --blue-deep: #08295d;
  --gold: #f6c84c;
  --bg: #f5f8ff;
  --panel: #ffffff;
  --line: #cbd8ef;
  --muted: #5d6f95;
  --soft: #eaf3ff;
  --danger: #9c1d1d;
  --danger-bg: #fdeaea;
  --ok: #1d6b3a;
  --ok-bg: #e6f4ea;
  font-size: 19px;
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--blue-deep); line-height: 1.45; }
a { color: var(--blue); }
a:hover { color: var(--blue-deep); }
.loading { padding: 3rem; font-size: 1.2rem; }

/* Buttons and fields: large targets, clear focus. */
button, input { font: inherit; }
.btn { font-size: 1.05rem; font-weight: 700; padding: 0.75rem 1.3rem; border-radius: 10px; border: 2px solid var(--blue); background: var(--blue); color: #fff; cursor: pointer; min-height: 48px; }
.btn:hover { background: var(--blue-deep); border-color: var(--blue-deep); }
.btn.secondary { background: #fff; color: var(--blue); }
.btn.secondary:hover { background: var(--soft); }
.btn.danger { background: #fff; color: var(--danger); border-color: var(--danger); }
.btn:disabled { opacity: 0.55; cursor: default; }
.btn.block { width: 100%; }
.link-btn { background: none; border: none; color: var(--blue); text-decoration: underline; cursor: pointer; font-size: 1rem; padding: 0.3rem 0; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }
label.field { display: flex; flex-direction: column; gap: 0.4rem; font-weight: 600; font-size: 1.05rem; }
label.field input { font-size: 1.05rem; padding: 0.75rem; border: 2px solid var(--line); border-radius: 10px; background: #fff; color: var(--blue-deep); }
label.field input:focus { border-color: var(--blue); }
.hint { font-weight: 400; font-size: 0.92rem; color: var(--muted); }
.code-input { font-size: 1.6rem !important; letter-spacing: 0.4em; text-align: center; }

/* Messages */
.msg { border-radius: 10px; padding: 0.8rem 1rem; font-size: 1rem; }
.msg.error { background: var(--danger-bg); color: var(--danger); border: 1px solid var(--danger); }
.msg.info { background: var(--soft); color: var(--blue-deep); border: 1px solid var(--line); }
.msg.success { background: var(--ok-bg); color: var(--ok); border: 1px solid var(--ok); }

/* Sign-in and setup screens */
.auth-screen { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--blue-deep); padding: 2rem 1rem; }
.auth-card { width: 100%; max-width: 30rem; background: #fff; border-radius: 18px; padding: 2.4rem; display: flex; flex-direction: column; gap: 1.1rem; }
.brand { font-size: 2rem; font-weight: 700; color: var(--blue); margin: 0; }
.brand-sub { font-size: 1.15rem; color: var(--muted); margin: 0; }
.row-between { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.recovery-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem 1.5rem; font-family: Consolas, "Courier New", monospace; font-size: 1.15rem; background: var(--soft); border-radius: 10px; padding: 1rem 1.2rem; margin: 0; list-style: none; }
.check { display: flex; gap: 0.6rem; align-items: flex-start; font-size: 1rem; }
.check input { width: 1.3rem; height: 1.3rem; margin-top: 0.15rem; }

/* Main shell */
.shell { display: flex; min-height: 100vh; }
.sidebar { width: 15rem; flex-shrink: 0; background: var(--blue-deep); color: #fff; display: flex; flex-direction: column; padding: 1.5rem 0; }
.sidebar .brand { color: var(--gold); padding: 0 1.5rem; }
.sidebar .brand-sub { color: var(--line); padding: 0 1.5rem 1.2rem; font-size: 1rem; }
.nav-item { display: block; width: 100%; text-align: left; background: none; border: none; color: #fff; font-size: 1.05rem; padding: 0.85rem 1.5rem; cursor: pointer; }
.nav-item:hover { background: rgba(255,255,255,0.08); }
.nav-item.active { background: var(--gold); color: var(--blue-deep); font-weight: 700; }
.nav-item .soon { display: block; font-size: 0.8rem; color: var(--line); }
.nav-item.active .soon { color: var(--blue-deep); }
.sidebar-foot { margin-top: auto; padding: 1rem 1.5rem 0; display: flex; flex-direction: column; gap: 0.6rem; font-size: 0.92rem; color: var(--line); }
.sidebar-foot .btn { background: transparent; border-color: var(--line); color: #fff; }
.main { flex-grow: 1; display: flex; flex-direction: column; min-width: 0; }
.env-banner { background: var(--gold); color: var(--blue-deep); font-weight: 700; padding: 0.5rem 2rem; font-size: 0.95rem; }
.env-banner.dev { background: #d9e4f7; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.2rem 2rem; background: #fff; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.topbar h1 { margin: 0; font-size: 1.8rem; color: var(--blue); }
.text-size { display: flex; align-items: center; gap: 0.5rem; color: var(--muted); font-size: 0.95rem; }
.text-size button { width: 48px; height: 48px; border-radius: 8px; border: 2px solid var(--blue); background: #fff; color: var(--blue); font-weight: 700; cursor: pointer; }
.content { padding: 1.8rem 2rem; display: flex; flex-direction: column; gap: 1.4rem; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 1.4rem; display: flex; flex-direction: column; gap: 0.8rem; }
.card h2 { margin: 0; font-size: 1.3rem; color: var(--blue); }
.kv { display: flex; justify-content: space-between; gap: 1rem; padding: 0.45rem 0; border-bottom: 1px solid var(--soft); font-size: 1.05rem; }
.kv span:first-child { color: var(--muted); }
.kv span:last-child { font-weight: 600; text-align: right; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr)); gap: 1.4rem; }

/* Section screens */
.stack { display: flex; flex-direction: column; gap: 1.4rem; }
.search-row { display: flex; gap: 0.7rem; flex-wrap: wrap; }
.search-input { flex-grow: 1; min-width: 16rem; font-size: 1.05rem; padding: 0.75rem; border: 2px solid var(--line); border-radius: 10px; background: #fff; color: var(--blue-deep); }
.search-input:focus { border-color: var(--blue); }
.btn.small { padding: 0.45rem 0.9rem; min-height: 40px; font-size: 0.95rem; }
.table-wrap { overflow-x: auto; }
table.data { border-collapse: collapse; width: 100%; font-size: 1rem; }
table.data th { text-align: left; background: var(--soft); color: var(--blue-deep); padding: 0.6rem 0.8rem; border-bottom: 2px solid var(--line); white-space: nowrap; }
table.data td { padding: 0.6rem 0.8rem; border-bottom: 1px solid var(--soft); vertical-align: top; }
table.data tr:hover td { background: #f8fbff; }

.btn-row { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.select { font-size: 1.05rem; padding: 0.7rem; border: 2px solid var(--line); border-radius: 10px; background: #fff; color: var(--blue-deep); }
.select:focus { border-color: var(--blue); }
.role-block { border-top: 1px solid var(--soft); padding-top: 0.6rem; }
.role-block .hint { margin: 0.2rem 0 0; }
td .hint { font-size: 0.9rem; }

.refund-item { border: 1px solid var(--line); border-radius: 12px; padding: 1rem 1.1rem; display: flex; flex-direction: column; gap: 0.35rem; }
.refund-item.needs-you { border: 2px solid var(--gold); background: #fffbeb; }
.steps { margin: 0.4rem 0 0; padding-left: 1.4rem; display: flex; flex-direction: column; gap: 0.35rem; font-size: 1.02rem; }
.card a { font-weight: 600; }

/* Customer browsing */
.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 1rem; padding: 0.55rem 0.9rem; border-radius: 999px; border: 2px solid var(--line); background: #fff; color: var(--blue-deep); cursor: pointer; min-height: 44px; }
.chip:hover { border-color: var(--blue); }
.chip.on { background: var(--blue); border-color: var(--blue); color: #fff; font-weight: 700; }
.chip-count { font-size: 0.85rem; background: var(--soft); color: var(--blue-deep); border-radius: 999px; padding: 0.05rem 0.55rem; font-weight: 700; }
.chip.on .chip-count { background: var(--gold); }
.filters { display: flex; flex-wrap: wrap; gap: 1rem; align-items: flex-end; }
.filter { display: flex; flex-direction: column; gap: 0.3rem; font-weight: 600; font-size: 0.95rem; }
.badges { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.3rem; }
.badge { font-size: 0.8rem; font-weight: 700; padding: 0.1rem 0.55rem; border-radius: 6px; background: var(--soft); color: var(--blue-deep); }
.badge.bad { background: var(--danger-bg); color: var(--danger); }
.badge.warn { background: #fff4d6; color: #7a5200; }
.badge.info { background: #e6edfa; color: var(--blue); }
tr.clickable { cursor: pointer; }

/* Flags & Config */
.status-line { display: inline-flex; align-items: center; gap: 0.55rem; }
.status-dot { width: 0.9rem; height: 0.9rem; border-radius: 50%; display: inline-block; }
.status-dot.good { background: #1d6b3a; }
.status-dot.bad { background: var(--danger); }
.alert-card { border: 2px solid var(--danger); background: var(--danger-bg); }
.confirm-box { border: 2px solid var(--gold); background: #fffbeb; border-radius: 12px; padding: 1rem; display: flex; flex-direction: column; gap: 0.7rem; }

/* Metrics & Health */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); gap: 1rem; }
.tile { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 1.1rem 1.2rem; display: flex; flex-direction: column; gap: 0.3rem; }
.tile.warn { border: 2px solid var(--gold); background: #fffbeb; }
.tile-label { font-size: 0.95rem; color: var(--muted); }
.tile-value { font-size: 2rem; font-weight: 700; color: var(--blue); line-height: 1.1; }
.tile-sub { font-size: 0.92rem; color: var(--muted); }
.bars { display: flex; align-items: flex-end; gap: 4px; height: 12rem; padding-top: 0.5rem; overflow-x: auto; }
.bar-col { flex: 1 0 1.4rem; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; gap: 0.3rem; }
.bar { width: 100%; background: var(--blue); border-radius: 4px 4px 0 0; min-height: 2px; }
.bar-label { font-size: 0.72rem; color: var(--muted); white-space: nowrap; }