:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --text: #15181d;
  --muted: #687080;
  --border: #e2e5ea;
  --accent: #2f6fed;
  --accent-weak: #e8efff;
  --accent-text: #ffffff;
  --bar: #2f6fed;
  --bar-hot: #1b4fc2;
  --grid: #eceef2;
  --ok: #157a37;
  --ok-weak: #e3f4e8;
  --warn: #9a5b00;
  --warn-weak: #fbf0dc;
  --bad: #6b7280;
  --bad-weak: #eef0f3;
  --error: #b42318;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1014;
    --surface: #161920;
    --surface-2: #1d212a;
    --text: #e7e9ee;
    --muted: #98a1b0;
    --border: #262b35;
    --accent: #6d9bff;
    --accent-weak: #1b2640;
    --accent-text: #0b1020;
    --bar: #5b8cff;
    --bar-hot: #9ab9ff;
    --grid: #232833;
    --ok: #57c983;
    --ok-weak: #14301f;
    --warn: #e2a948;
    --warn-weak: #33270f;
    --bad: #a1a9b6;
    --bad-weak: #242833;
    --error: #f2776d;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, input { font: inherit; color: inherit; }
h1, h2 { margin: 0; font-weight: 650; letter-spacing: -.01em; }
h1 { font-size: 22px; }
h2 { font-size: 16px; }
.muted { color: var(--muted); }
[hidden] { display: none !important; }

button {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: var(--accent-text);
  border-radius: 8px;
  padding: 7px 14px;
  cursor: pointer;
}
button.ghost { background: transparent; color: var(--text); border-color: var(--border); }
button.ghost:hover { background: var(--surface-2); }
button.small { padding: 3px 10px; font-size: 13px; }
button:focus-visible, input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
input {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 8px;
  padding: 8px 11px;
}

.brand { font-weight: 700; font-size: 17px; letter-spacing: -.01em; }
.brand span { color: var(--accent); }

/* top bar */
.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; background: var(--surface); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 5;
}
.top form { margin: 0; }

/* layout */
.layout {
  display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 20px;
  max-width: 1280px; margin: 0 auto; padding: 20px;
}
.side { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.toggle { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); cursor: pointer; }
.toggle input { width: auto; margin: 0; }
.plist { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.plist .pad { padding: 10px 4px; }
.pitem {
  width: 100%; text-align: left; display: block;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px;
  box-shadow: var(--shadow);
}
.pitem:hover { border-color: var(--accent); }
.pitem.active { border-color: var(--accent); background: var(--accent-weak); }
.pitem.closed { opacity: .65; }
.pitem-top { display: flex; justify-content: space-between; gap: 10px; }
.pitem-name { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pitem-amount { font-variant-numeric: tabular-nums; white-space: nowrap; }
.pitem-meta { font-size: 13px; color: var(--muted); margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.detail { min-width: 0; }
.empty { padding: 40px; text-align: center; color: var(--muted); }

.phead { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; margin-bottom: 16px; }
.phead-main { min-width: 0; flex: 1; }
.pname-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.pname-row h1 { overflow-wrap: anywhere; }
#psub { margin-top: 4px; font-size: 14px; overflow-wrap: anywhere; }
.rename { display: flex; gap: 8px; flex-wrap: wrap; margin: 6px 0 4px; }
.rename input { flex: 1 1 220px; width: auto; }

.badge { font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; white-space: nowrap; }
.badge.active { background: var(--ok-weak); color: var(--ok); }
.badge.paused { background: var(--warn-weak); color: var(--warn); }
.badge.closed { background: var(--bad-weak); color: var(--bad); }

.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; box-shadow: var(--shadow); }
.stat .k { font-size: 13px; color: var(--muted); }
.stat .v { font-size: 20px; font-weight: 650; margin-top: 2px; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }

.panel {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; margin-bottom: 16px; box-shadow: var(--shadow); position: relative;
}
.panel h2 { margin-bottom: 10px; }
.panel-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }
.panel-head h2 { margin-bottom: 2px; }
#periodTotal { font-size: 14px; }
.periods { display: flex; flex-wrap: wrap; gap: 4px; background: var(--surface-2); padding: 3px; border-radius: 9px; }
.periods button {
  background: transparent; color: var(--muted); border: 0; padding: 5px 10px; font-size: 13px; border-radius: 7px;
}
.periods button:hover { color: var(--text); }
.periods button.on { background: var(--surface); color: var(--text); font-weight: 600; box-shadow: 0 1px 2px rgba(0,0,0,.12); }

.chart { width: 100%; min-height: 260px; }
.chart svg { display: block; }
.chart .grid { stroke: var(--grid); stroke-width: 1; }
.chart .base { stroke: var(--border); stroke-width: 1; }
.chart .axis { fill: var(--muted); font-size: 11px; font-variant-numeric: tabular-nums; }
.chart .bar { fill: var(--bar); }
.chart .bar.hot { fill: var(--bar-hot); }
.chart .hit { fill: transparent; cursor: pointer; }
.chart .nodata { fill: var(--muted); font-size: 14px; }
.foot { font-size: 12px; margin-top: 6px; }

.tip {
  position: absolute; z-index: 3; pointer-events: none; min-width: 190px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  padding: 8px 10px; font-size: 13px; box-shadow: 0 6px 20px rgba(0,0,0,.14);
}
.tip-h { font-weight: 600; margin-bottom: 4px; }
.tip-r { display: flex; justify-content: space-between; gap: 14px; }
.tip-r span { color: var(--muted); }
.tip-r b { font-weight: 600; font-variant-numeric: tabular-nums; }

.clients {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 6px;
}
.clients li {
  background: var(--surface-2); border-radius: 8px; padding: 6px 10px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.clients li.none { grid-column: 1 / -1; background: transparent; padding: 4px 0; }

/* login */
.login-body { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card {
  width: 100%; max-width: 360px; background: var(--surface); border: 1px solid var(--border);
  border-radius: 16px; padding: 28px; box-shadow: var(--shadow);
}
.login-card h1 { margin: 14px 0 16px; font-size: 20px; }
.login-card form { display: flex; flex-direction: column; gap: 12px; }
.login-card label { display: flex; flex-direction: column; gap: 5px; font-size: 14px; color: var(--muted); }
.login-card button { margin-top: 4px; padding: 10px; }
.error { color: var(--error); background: color-mix(in srgb, var(--error) 10%, transparent); padding: 8px 10px; border-radius: 8px; margin: 0 0 12px; font-size: 14px; }

/* nav */
.top-nav { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.top-nav .who { font-size: 13px; margin-right: 4px; }
.top-nav button.on { background: var(--accent-weak); border-color: var(--accent); }
.partner-mode .layout { grid-template-columns: minmax(0, 1fr); max-width: 1000px; }

/* forms */
select {
  font: inherit; color: inherit; width: 100%;
  border: 1px solid var(--border); background: var(--surface);
  border-radius: 8px; padding: 8px 11px;
}
.grid-form { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; align-items: end; }
.grid-form label, .stack-form label { display: flex; flex-direction: column; gap: 5px; font-size: 14px; color: var(--muted); }
.grid-form .form-actions { grid-column: 1 / -1; }
.stack-form { display: flex; flex-direction: column; gap: 12px; }
.panel.narrow { max-width: 440px; }
.msg { margin-top: 12px; padding: 8px 10px; border-radius: 8px; font-size: 14px; }
.msg.ok { background: var(--ok-weak); color: var(--ok); }
.msg.bad { background: color-mix(in srgb, var(--error) 10%, transparent); color: var(--error); }
.cred { border-color: var(--accent); }
.cred pre {
  background: var(--surface-2); border-radius: 8px; padding: 12px; margin: 10px 0;
  font: 14px/1.5 ui-monospace, SFMono-Regular, Consolas, monospace; white-space: pre-wrap; overflow-wrap: anywhere;
}
.row-actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
button.danger { color: var(--error); }
button.danger:hover { background: color-mix(in srgb, var(--error) 10%, transparent); }
#pAccounts .muted { margin-bottom: 10px; font-size: 14px; }

/* partner links */
.links { display: flex; flex-direction: column; gap: 8px; }
.links-intro { margin: 0 0 4px; font-size: 14px; }
.link-row {
  display: grid; grid-template-columns: 110px minmax(0, 1fr) auto; align-items: center; gap: 10px;
  background: var(--surface-2); border-radius: 8px; padding: 8px 8px 8px 12px;
}
.link-k { font-size: 13px; color: var(--muted); }
.link-v { overflow-wrap: anywhere; font-size: 14px; color: var(--accent); text-decoration: none; min-width: 0; }
a.link-v:hover { text-decoration: underline; }
.note {
  background: var(--warn-weak); color: var(--warn); border-radius: 8px;
  padding: 8px 10px; font-size: 14px; margin-bottom: 10px;
}
.lv-toggle { margin-bottom: 12px; }
.all-links { display: flex; flex-direction: column; gap: 0; }
.al-card .link-row + .link-row { margin-top: 8px; }
.al-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
button.linkish {
  background: none; border: 0; padding: 0; color: var(--text); font-weight: 650; font-size: 16px; cursor: pointer;
}
button.linkish:hover { color: var(--accent); text-decoration: underline; }
@media (max-width: 600px) {
  .link-row { grid-template-columns: minmax(0, 1fr) auto; }
  .link-k { grid-column: 1 / -1; }
}

/* accounts table */
.table-wrap { overflow-x: auto; }
table.acc { width: 100%; border-collapse: collapse; font-size: 14px; }
table.acc th { text-align: left; font-weight: 600; color: var(--muted); font-size: 13px; padding: 6px 8px; border-bottom: 1px solid var(--border); }
table.acc td { padding: 8px; border-bottom: 1px solid var(--border); vertical-align: middle; }
table.acc tr:last-child td { border-bottom: 0; }
.mono { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
.badge.admin { background: var(--accent-weak); color: var(--accent); }
.badge.partner { background: var(--surface-2); color: var(--muted); }

@media (max-width: 900px) {
  .grid-form { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 800px) {
  .layout { grid-template-columns: 1fr; padding: 16px; gap: 16px; }
  .plist { max-height: 40vh; overflow-y: auto; }
  .top { padding: 10px 16px; }
  .periods { width: 100%; }
  .periods button { flex: 1 0 auto; }
}