/* Zenroka client portal — a quiet, statement-like surface. Light only, by design. */

@font-face { font-family: "IBM Plex Sans"; font-weight: 100 700; font-style: normal; font-display: swap;
  src: url("fonts/plex-sans-var.woff2") format("woff2-variations"), url("fonts/plex-sans-var.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "IBM Plex Mono"; font-weight: 400; font-style: normal; font-display: swap;
  src: url("fonts/plex-mono-400.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Noto Serif SC"; font-weight: 600; font-style: normal; font-display: swap;
  src: url("fonts/noto-serif-sc-600.woff2") format("woff2"); }

:root {
  color-scheme: light;
  --plane: #F2F4F7;
  --card: #FFFFFF;
  --ink: #0F1A2E;
  --ink-2: #4B5768;
  --ink-3: #6B7788;
  --ink-4: #8A95A6;
  --line: #E3E7EE;
  --line-2: #CDD3DD;
  --accent: #2F46C8;
  --accent-wash: rgba(47, 70, 200, 0.10);
  --red: #CC3A2E;  --red-text: #B4322A;
  --green: #1A8F5C; --green-text: #157A4E;
  --gain: var(--red);  --gain-text: var(--red-text);
  --loss: var(--green); --loss-text: var(--green-text);
  --font-ui: "IBM Plex Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", system-ui, sans-serif;
  --font-serif: "Noto Serif SC", "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", "SimSun", serif;
  --font-mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
  --radius: 8px;
  --wrap: 1120px;
}
html[data-updown="green"] {
  --gain: var(--green); --gain-text: var(--green-text);
  --loss: var(--red);   --loss-text: var(--red-text);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--plane);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.5;
  font-feature-settings: "kern", "liga";
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }
h1, h2, h3 { font-family: var(--font-serif); font-weight: 600; margin: 0; letter-spacing: 0.01em; }
button { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.mono { font-family: var(--font-mono); font-size: 0.95em; }
.inline { display: inline; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 28px; }

/* ---------- header */
.top { border-bottom: 1px solid var(--line); background: var(--card); }
.top-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 58px; }
.brand { display: inline-flex; align-items: baseline; gap: 10px; text-decoration: none; color: var(--ink); }
.brand-mark { font-family: var(--font-serif); font-weight: 600; font-size: 21px; letter-spacing: 0.04em; }
.brand-sub { font-family: var(--font-serif); font-size: 13px; color: var(--ink-3); letter-spacing: 0.12em; }
.top-tools { display: flex; align-items: center; gap: 14px; }
.who { color: var(--ink-2); }
.link { background: none; border: 0; padding: 4px 2px; color: var(--ink-3); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.link:hover { color: var(--ink); }
.refresh-wrap { display: inline-flex; align-items: center; gap: 8px; }
.btn-refresh {
  border: 1px solid var(--line-2); background: var(--card); border-radius: 6px; padding: 4px 11px; font-size: 12.5px;
  color: var(--ink-2); cursor: pointer; min-width: 66px; font-variant-numeric: tabular-nums; line-height: 1.4;
}
.btn-refresh:hover:not(:disabled) { color: var(--ink); border-color: var(--ink-3); }
.btn-refresh:disabled { color: var(--ink-4); cursor: default; }
.refresh-msg { font-size: 12px; color: var(--ink-3); opacity: 0; transition: opacity .2s ease; white-space: nowrap; }
.refresh-msg.show { opacity: 1; }
.select-wrap select {
  font: inherit; color: var(--ink); background: var(--card); border: 1px solid var(--line-2); border-radius: 6px;
  padding: 5px 30px 5px 10px; appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path d='M1 1l4 4 4-4' fill='none' stroke='%234B5768' stroke-width='1.5'/></svg>");
  background-repeat: no-repeat; background-position: right 10px center;
}

/* ---------- segmented controls */
.seg { display: inline-flex; border: 1px solid var(--line-2); border-radius: 6px; background: var(--card); padding: 2px; }
.seg button {
  border: 0; background: transparent; padding: 5px 12px; border-radius: 4px; color: var(--ink-2); cursor: pointer;
  line-height: 1.3; transition: background-color .12s ease, color .12s ease;
}
.seg button:hover { color: var(--ink); }
.seg button[aria-pressed="true"] { background: var(--ink); color: #fff; }
.seg-small button { padding: 3px 9px; font-size: 12.5px; }

/* ---------- notices */
.notice { margin: 40px 0; color: var(--ink-3); }
.notice-error { color: var(--red-text); }

/* ---------- cards */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; }
.card + .card, .filters + .card, .two-col + .card, .hero + .filters { margin-top: 16px; }
.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 12px; }
.card-head h2 { font-size: 17px; }
.card-sub { margin: 0; color: var(--ink-3); font-size: 12.5px; }

/* ---------- hero */
.hero { margin-top: 24px; display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 36px; padding: 28px 32px 26px; }
.eyebrow { font-family: var(--font-serif); font-size: 15px; color: var(--ink-2); letter-spacing: 0.06em; }
.eyebrow .unit { font-family: var(--font-ui); font-size: 12px; color: var(--ink-3); letter-spacing: 0.08em; margin-left: 4px; }
.book-label::after { content: " · "; color: var(--ink-4); }
.live-badge { display: inline-flex; align-items: center; gap: 6px; margin-left: 12px; font-family: var(--font-ui); font-size: 12px; color: var(--ink-2); letter-spacing: 0; vertical-align: 1px; }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); animation: live-pulse 2.4s ease-in-out infinite; }
@keyframes live-pulse { 0%, 100% { opacity: 1; } 50% { opacity: .3; } }
.valued .delta { font-weight: 500; }
.hero-figure {
  font-size: clamp(42px, 5.2vw, 62px); font-weight: 600; line-height: 1.1; letter-spacing: -0.015em;
  margin-top: 10px; font-variant-numeric: lining-nums proportional-nums;
}
.hero-rule { height: 1px; background: var(--ink); margin: 16px 0 14px; }
.bridge { display: flex; align-items: flex-end; gap: 18px; flex-wrap: wrap; }
.bridge-item { display: flex; flex-direction: column; gap: 2px; }
.bridge-item .k { font-size: 12px; color: var(--ink-3); letter-spacing: 0.04em; }
.bridge-item .v { font-size: 20px; font-weight: 500; font-variant-numeric: lining-nums; }
.bridge-arrow { color: var(--ink-4); font-size: 18px; padding-bottom: 3px; }
.valued { margin: 18px 0 0; color: var(--ink-3); font-size: 12.5px; }

.tiles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 6px; overflow: hidden; align-self: start; }
.tile { background: var(--card); padding: 14px 16px 12px; min-height: 96px; }
.tile-k { font-size: 12px; color: var(--ink-3); letter-spacing: 0.04em; }
.tile-v { font-size: 22px; font-weight: 500; margin-top: 6px; line-height: 1.2; font-variant-numeric: lining-nums; }
.tile-s { font-size: 12px; color: var(--ink-3); margin-top: 4px; min-height: 18px; }

.delta.pos { color: var(--gain-text); }
.delta.neg { color: var(--loss-text); }

/* ---------- filters */
.filters { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* ---------- charts */
.chart { position: relative; height: 320px; touch-action: pan-y; outline-offset: 4px; }
.chart-bars { height: 220px; }
.chart svg { display: block; width: 100%; height: 100%; overflow: visible; }
.viz text { font-family: var(--font-ui); font-size: 11.5px; fill: var(--ink-3); font-variant-numeric: tabular-nums; }
.viz .grid { stroke: var(--line); stroke-width: 1; }
.viz .axis { stroke: var(--line-2); stroke-width: 1; }
.viz .ref { stroke: var(--line-2); stroke-width: 1; }
.viz .series { fill: none; stroke: var(--accent); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.viz .wash { fill: var(--accent-wash); }
.viz .contrib { fill: none; stroke: var(--ink-3); stroke-width: 1; }
.viz .dot { fill: var(--accent); stroke: var(--card); stroke-width: 2; }
.viz .flow-tick { stroke: var(--ink-4); stroke-width: 1; }
.viz .flow-label { fill: var(--ink-2); font-size: 11px; }
.viz .cross { stroke: var(--ink-2); stroke-width: 1; }
.viz .cross-dot { fill: var(--accent); stroke: var(--card); stroke-width: 2; }
.viz .bar.pos { fill: var(--gain); }
.viz .bar.neg { fill: var(--loss); }
.viz .bar.lift { opacity: 0.72; }
.viz .bar-label { fill: var(--ink-2); font-size: 11px; }
.viz .hit { fill: transparent; }
.viz .empty { fill: var(--ink-3); font-size: 13px; }

.tip {
  position: absolute; z-index: 2; pointer-events: none; min-width: 190px; max-width: 260px;
  background: var(--card); border: 1px solid var(--line-2); border-radius: 6px; padding: 9px 12px 10px;
  box-shadow: 0 6px 22px rgba(15, 26, 46, 0.10); font-size: 12.5px; line-height: 1.45;
}
.tip[hidden] { display: none; }
.tip-h { color: var(--ink-2); margin-bottom: 5px; padding-bottom: 5px; border-bottom: 1px solid var(--line); }
.tip-row { display: flex; justify-content: space-between; gap: 14px; }
.tip-row .k { color: var(--ink-3); }
.tip-row .v { font-weight: 500; font-variant-numeric: tabular-nums; }

.key { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 10px; font-size: 12px; color: var(--ink-3); }
.key span { display: inline-flex; align-items: center; gap: 7px; }
.key i { display: inline-block; width: 18px; height: 0; border-top: 2px solid var(--accent); }
.key i.thin { border-top-width: 1px; border-top-color: var(--ink-3); }
.key i.tick { width: 0; height: 12px; border-top: 0; border-left: 1px solid var(--ink-4); }

/* ---------- tables */
.two-col { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 16px; margin-top: 16px; }
.tbl-scroll { overflow-x: auto; }
.tbl-scroll.tall { max-height: 430px; overflow-y: auto; }
.tbl-scroll.tall thead th { position: sticky; top: 0; background: var(--card); z-index: 1; }
.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; font-variant-numeric: tabular-nums lining-nums; }
.tbl th, .tbl td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
.tbl th { font-weight: 500; color: var(--ink-3); font-size: 12px; letter-spacing: 0.03em; }
.tbl th.num, .tbl td.num { text-align: right; }
.tbl tbody tr:last-child td { border-bottom: 0; }
.tbl td.muted { color: var(--ink-3); }
.tbl .empty-row td { color: var(--ink-3); text-align: center; padding: 22px 10px; }
.badge { display: inline-block; font-size: 11.5px; padding: 1px 7px; border-radius: 4px; border: 1px solid var(--line-2); color: var(--ink-2); }
.badge.in { border-color: var(--gain-text); color: var(--gain-text); }
.badge.out { border-color: var(--ink-3); }

details summary { list-style: none; cursor: pointer; display: flex; align-items: baseline; gap: 14px; }
details summary::-webkit-details-marker { display: none; }
details summary::before { content: "▸"; color: var(--ink-3); font-size: 12px; transition: transform .15s ease; }
details[open] summary::before { transform: rotate(90deg); }
details[open] summary { margin-bottom: 12px; }

/* ---------- footer */
.foot { margin: 28px 0 48px; color: var(--ink-3); font-size: 12.5px; }
.foot h3 { font-size: 13px; color: var(--ink-2); margin-bottom: 6px; }
.foot ul { margin: 0; padding-left: 18px; }
.foot li { margin: 3px 0; }

/* ---------- login */
.login-body { display: flex; min-height: 100vh; align-items: center; justify-content: center; }
.login-wrap { width: 100%; max-width: 400px; padding: 24px; }
.login-card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 34px 36px 30px; }
.brand-block { display: flex; align-items: baseline; gap: 10px; margin-bottom: 26px; }
.brand-block .brand-mark { font-size: 24px; }
.login-card h1 { font-size: 19px; margin-bottom: 6px; }
.form-error { min-height: 20px; margin: 0 0 12px; color: var(--red-text); font-size: 13px; }
.form-error:not(.show) { visibility: hidden; }
.field { display: block; margin-bottom: 14px; }
.field span { display: block; font-size: 12.5px; color: var(--ink-2); margin-bottom: 5px; }
.field input {
  width: 100%; font: inherit; padding: 9px 11px; border: 1px solid var(--line-2); border-radius: 6px; background: var(--card); color: var(--ink);
}
.field input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-wash); }
.check { display: flex; align-items: center; gap: 8px; color: var(--ink-2); font-size: 13px; margin: 4px 0 18px; }
.check input { accent-color: var(--accent); width: 15px; height: 15px; }
.btn { width: 100%; padding: 10px 14px; border: 0; border-radius: 6px; background: var(--ink); color: #fff; font-weight: 500; cursor: pointer; letter-spacing: 0.04em; }
.btn:hover { background: #1b2a48; }
.login-foot { margin: 20px 0 0; color: var(--ink-3); font-size: 12px; line-height: 1.6; }

/* ---------- responsive */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 22px; padding: 22px 20px; }
  .two-col { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 14px; }
  .top-row { height: auto; padding: 10px 0; flex-wrap: wrap; }
  .top-tools { gap: 10px; width: 100%; justify-content: flex-start; flex-wrap: wrap; }
  .card { padding: 16px 14px; }
  .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tile { min-height: 84px; padding: 12px 12px 10px; }
  .tile-v { font-size: 19px; }
  .chart { height: 260px; }
  .chart-bars { height: 190px; }
  .bridge { gap: 12px; }
  .bridge-item .v { font-size: 17px; }
  .login-card { padding: 26px 22px; }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}
@media print {
  .top-tools, .filters, .key { display: none; }
  body { background: #fff; }
  .card { border-color: #ccc; break-inside: avoid; }
}