:root {
  --bg: #0a0d13;
  --surface: #12161f;
  --surface-soft: #171c27;
  --pill: #1a1f2b;
  --ink: #eef1f7;
  --ink-dim: #9aa3b5;
  --ink-faint: #5f6779;
  --border: #1c212d;
  /* 손익 표시는 한국식(상승·이익=빨강, 하락·손실=파랑) — 미국식(초록/빨강)과 반대라 헷갈리기 쉬움 */
  --gain-bg: rgba(242, 89, 107, 0.12);
  --gain-text: #ec6577;
  --loss-bg: rgba(74, 144, 217, 0.14);
  --loss-text: #6fa3ea;
  /* 매수/매도 칩은 손익 방향과 무관한 별개 표기라 초록/빨강을 그대로 둔다 */
  --buy-bg: rgba(53, 201, 143, 0.12);
  --buy-text: #4fcd9c;
  --sell-bg: rgba(242, 89, 107, 0.12);
  --sell-text: #ec6577;
  --error: #ec6577;
  --focus: #6b8afd;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, "Segoe UI", "Malgun Gothic", "Apple SD Gothic Neo", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.mono, .num {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
}

.page {
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 20px 60px;
}

/* ---------- header ---------- */
.masthead {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}
.masthead h1 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.01em;
}
.masthead .sub {
  color: var(--ink-dim);
  font-size: 0.86rem;
}

/* ---------- exchange cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}
.card {
  background: var(--surface);
  border-top: 2px solid var(--accent, #6b8afd);
  border-radius: 10px;
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.pill {
  display: inline-flex;
  align-items: center;
  padding: 3px 11px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
  background: var(--pill);
  color: var(--ink-dim);
  white-space: nowrap;
}
.pill-pct { font-weight: 600; color: var(--ink); }
.pill-pct.up { background: var(--gain-bg); color: var(--gain-text); }
.pill-pct.down { background: var(--loss-bg); color: var(--loss-text); }

.card-main .label { color: var(--ink-dim); font-size: 0.82rem; margin-bottom: 4px; display: block; }
.card-main .amount {
  font-weight: 400;
  font-size: 1.9rem;
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.card-main .amount .unit { font-size: 1rem; font-weight: 400; margin-left: 2px; color: var(--ink-dim); }

/* ---------- 토스: 원화/외화 분리 표시 ---------- */
.fx-split {
  display: flex;
  gap: 16px;
}
.fx-block {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.fx-block:first-child { border-right: 1px solid var(--border); padding-right: 16px; }
.fx-block-top { display: flex; justify-content: space-between; align-items: center; }
.fx-label { color: var(--ink-dim); font-size: 0.8rem; }
.fx-amount {
  font-weight: 400;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
}
.fx-amount .unit { font-size: 0.9rem; color: var(--ink-dim); margin-left: 1px; }
.fx-split .card-rows { border-top: 1px solid var(--border); padding-top: 8px; gap: 6px; }
.fx-split .card-row { font-size: 0.82rem; }
.fx-split .pill-pct { font-size: 0.74rem; padding: 2px 9px; }

.card-rows { border-top: 1px solid var(--border); padding-top: 12px; display: flex; flex-direction: column; gap: 9px; }
.card-row { display: flex; justify-content: space-between; align-items: baseline; font-size: 0.9rem; }
.card-row .k { color: var(--ink-dim); }
.card-row .v { font-weight: 400; }
.card-row .v.up { color: var(--gain-text); }
.card-row .v.down { color: var(--loss-text); }

.card-note {
  font-size: 0.76rem;
  color: var(--ink-faint);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- total bar ---------- */
.total-bar {
  background: var(--surface-soft);
  border-radius: 10px;
  padding: 14px 28px;
  text-align: center;
  margin-bottom: 30px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: baseline;
  gap: 6px 26px;
}
.total-bar .tb-title {
  font-weight: 600;
  font-size: 0.84rem;
  color: var(--ink-dim);
  width: 100%;
  margin-bottom: 2px;
}
.total-bar .tb-item { font-size: 0.95rem; }
.total-bar .tb-item .k { color: var(--ink-dim); margin-right: 6px; }
.total-bar .tb-item .v { font-weight: 500; }
.total-bar .tb-item .v.up { color: var(--gain-text); }
.total-bar .tb-item .v.down { color: var(--loss-text); }

/* ---------- table ---------- */
.tablewrap h2 {
  font-weight: 600;
  font-size: 1.1rem;
  margin: 0 0 14px;
}
.table-scroll {
  overflow-x: auto;
  border-radius: 10px;
  background: var(--surface);
}
table { width: 100%; border-collapse: collapse; min-width: 760px; }
thead th {
  text-align: left;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--ink-dim);
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  letter-spacing: 0.02em;
}
th.ar, td.ar { text-align: right; }
th.ac, td.ac { text-align: center; }
tbody td {
  padding: 11px 16px;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  font-weight: 400;
}
tbody tr:hover { background: var(--surface-soft); }
tbody tr:last-child td { border-bottom: none; }
tbody td.empty { text-align: center; color: var(--ink-faint); padding: 32px 0; }

.chip {
  display: inline-flex;
  padding: 3px 11px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 500;
  background: var(--pill);
  color: var(--ink-dim);
}
.side {
  display: inline-flex;
  padding: 3px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 500;
}
.side-buy  { color: var(--buy-text); background: var(--buy-bg); }
.side-sell { color: var(--sell-text); background: var(--sell-bg); }

/* 표의 손익 칸 등 별도 범위 지정이 없는 곳의 기본 손익색(한국식) */
.up { color: var(--gain-text); }
.down { color: var(--loss-text); }

.symbol { font-weight: 400; }
.symbol .name { color: var(--ink-dim); font-size: 0.84em; margin-left: 6px; }

.page-footer {
  margin-top: 16px;
  color: var(--ink-faint);
  font-size: 0.76rem;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.err-box {
  background: var(--surface);
  border-left: 3px solid var(--error);
  border-radius: 10px;
  padding: 24px;
}
.err-box h2 { margin-top: 0; font-weight: 600; }

/* ---------- login ---------- */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card {
  background: var(--surface);
  border-radius: 12px;
  padding: 34px 30px;
  width: 300px;
  display: flex; flex-direction: column; gap: 12px;
  text-align: center;
}
.login-mark { font-weight: 600; font-size: 1.25rem; }
.login-sub { margin: -6px 0 8px; color: var(--ink-dim); font-size: 0.85rem; }
.login-card input {
  background: var(--pill);
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 0.95rem;
}
.login-card input:focus { outline: none; border-color: var(--focus); }
.login-card button {
  background: var(--focus);
  color: #fff;
  border: none;
  padding: 10px 12px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}
.login-error { color: var(--error); font-size: 0.85rem; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .cards { grid-template-columns: 1fr; }
}