/* RateDay */

:root {
  --page: #F3F5F8;
  --card: #FFFFFF;
  --band: #E8EFF8;
  --head: #10264A;
  --head-text: #FFFFFF;
  --head-muted: #AFC0DA;
  --head-accent: #7EB3FF;
  --text: #1B2430;
  --body: #3D4754;
  --muted: #5E6A78;
  --line: #DDE3EA;
  --field: #8A95A3;
  --blue: #1660D8;
  --blue-dark: #0E4AAE;
  --blue-soft: #EAF2FF;
  --up: #12784A;
  --down: #C0321D;
  --shadow: 0 1px 2px rgba(16, 38, 74, .06), 0 1px 1px rgba(16, 38, 74, .04);
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --page: #0F141B;
    --card: #171E27;
    --band: #131B26;
    --head: #0A1424;
    --head-muted: #93A5C2;
    --text: #E5E9EE;
    --body: #C3CBD5;
    --muted: #97A2AF;
    --line: #2A3441;
    --field: #6B7787;
    --blue: #6FA6FF;
    --blue-dark: #9DC2FF;
    --blue-soft: #1A2A44;
    --up: #5CC992;
    --down: #FF8A78;
    --shadow: none;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --page: #0F141B;
  --card: #171E27;
  --band: #131B26;
  --head: #0A1424;
  --head-muted: #93A5C2;
  --text: #E5E9EE;
  --body: #C3CBD5;
  --muted: #97A2AF;
  --line: #2A3441;
  --field: #6B7787;
  --blue: #6FA6FF;
  --blue-dark: #9DC2FF;
  --blue-soft: #1A2A44;
  --up: #5CC992;
  --down: #FF8A78;
  --shadow: none;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--page); color: var(--text); font: 16px/1.5 var(--font); }
svg { display: block; }
a { color: var(--blue); }
a:hover { color: var(--blue-dark); }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
h1, h2, h3 { line-height: 1.25; color: var(--text); margin: 0; }
h1 { font-size: 30px; font-weight: 700; }
h2 { font-size: 19px; font-weight: 700; }
h3 { font-size: 16px; font-weight: 700; }
button, input, select, textarea { font: inherit; color: inherit; }
code { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 0.9em; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 16px; top: -60px; z-index: 10; padding: 8px 12px; background: var(--card); color: var(--text); }
.skip:focus { top: 8px; }

.wrap {
  max-width: 1140px; margin: 0 auto;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: max(20px, env(safe-area-inset-right, 0px));
}

/* ---------- Header ---------- */
.site-header { background: var(--head); color: var(--head-text); }
.site-header .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 0 32px; min-height: 64px; }
.brand { color: var(--head-text); text-decoration: none; font-size: 22px; font-weight: 400; letter-spacing: -0.02em; display: inline-flex; align-items: center; min-height: 44px; }
.brand b { font-weight: 800; }
.brand span { color: var(--head-accent); font-weight: 800; }
.brand:hover { color: var(--head-text); }
.nav { display: flex; flex-wrap: wrap; align-self: stretch; }
.nav a {
  display: inline-flex; align-items: center; padding: 0 12px; min-height: 64px;
  color: var(--head-muted); text-decoration: none; font-size: 15px; font-weight: 500;
  box-shadow: inset 0 -3px 0 transparent;
}
.nav a:hover { color: var(--head-text); }
.nav a[aria-current="page"] { color: var(--head-text); box-shadow: inset 0 -3px 0 var(--head-accent); }
.site-header :focus-visible { outline-color: var(--head-accent); outline-offset: -3px; }
.theme-toggle {
  margin-left: auto; width: 40px; height: 40px; display: grid; place-items: center;
  border: 1px solid rgba(255, 255, 255, .2); border-radius: 6px; background: transparent; color: var(--head-muted); cursor: pointer;
}
.theme-toggle:hover { color: var(--head-text); border-color: rgba(255, 255, 255, .45); }
.theme-toggle svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.theme-toggle .moon { display: none; }
:root[data-theme="dark"] .theme-toggle .sun { display: none; }
:root[data-theme="dark"] .theme-toggle .moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .sun { display: none; }
  :root:not([data-theme="light"]) .theme-toggle .moon { display: block; }
}

/* ---------- Bands, cards, headings ---------- */
.band { background: var(--band); border-bottom: 1px solid var(--line); }
.band .wrap { padding-block: 18px 32px; display: flex; flex-direction: column; gap: 6px; }
.crumbs { font-size: 13px; color: var(--muted); }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.crumbs li + li::before { content: "›"; margin-right: 6px; color: var(--field); }
.crumbs a { color: var(--muted); }
.subtitle { margin: 0; color: var(--body); }
.meta { margin: 0; font-size: 14px; color: var(--muted); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; box-shadow: var(--shadow); }
.card-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 16px; padding: 16px 20px 0; }
.card-head h2 { display: flex; align-items: center; gap: 8px; }
.card-body { padding: 12px 20px 20px; }

/* ---------- Buttons and fields ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 44px; padding: 0 20px; border-radius: 6px; border: 1px solid var(--blue);
  font-size: 15px; font-weight: 600; text-decoration: none; cursor: pointer;
}
.btn-primary { background: var(--blue); color: #FFFFFF; }
.btn-primary:hover { background: var(--blue-dark); border-color: var(--blue-dark); color: #FFFFFF; }
:root[data-theme="dark"] .btn-primary { color: #0A1424; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .btn-primary { color: #0A1424; } }
.btn-outline { background: var(--card); color: var(--blue); }
.btn-outline:hover { background: var(--blue-soft); }
.btn:disabled { opacity: .6; cursor: default; }
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field > label, .field > .label { font-size: 14px; font-weight: 600; color: var(--body); }
.input, .select, .textarea {
  width: 100%; height: 52px; padding: 0 14px;
  border: 1px solid var(--field); border-radius: 6px; background: var(--card); color: var(--text); font-size: 16px;
}
.textarea { height: auto; padding: 12px 14px; resize: vertical; }
.input:hover, .select:hover, .textarea:hover { border-color: var(--text); }
.input[aria-invalid="true"], .textarea[aria-invalid="true"] { border-color: var(--down); }
.select-wrap { position: relative; }
.select { appearance: none; -webkit-appearance: none; padding-right: 36px; cursor: pointer; }
.select-wrap::after, .cur::after {
  content: ""; position: absolute; right: 16px; top: 50%; width: 8px; height: 8px; margin-top: -6px;
  border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg); pointer-events: none;
}
.help { margin: 0; font-size: 14px; color: var(--muted); }
.help.error, .error-text { color: var(--down); }
.help:empty { display: none; }

/* Currency picker: a native select laid over a label with the flag */
.cur { position: relative; display: flex; align-items: center; gap: 10px; height: 52px; padding: 0 36px 0 14px; border: 1px solid var(--field); border-radius: 6px; background: var(--card); }
.cur:hover { border-color: var(--text); }
.cur:has(select:focus-visible) { outline: 2px solid var(--blue); outline-offset: 2px; }
.cur select { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; font-size: 16px; }
.cur-code { font-weight: 700; }
.cur-name { color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }

/* ---------- Tables ---------- */
.table-scroll { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; font-size: 15px; font-variant-numeric: tabular-nums; }
.tbl th { text-align: left; font-size: 13px; font-weight: 600; color: var(--muted); padding: 8px 12px 8px 0; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl td, .tbl tbody th { text-align: left; padding: 9px 12px 9px 0; border-bottom: 1px solid var(--line); font-weight: 400; color: var(--text); vertical-align: middle; }
.tbl tbody tr:last-child > * { border-bottom: 0; }
.tbl .r { text-align: right; }
.tbl tr > :last-child { padding-right: 0; }
.tbl tbody tr:hover > * { background: var(--blue-soft); }
.up, .tbl .up { color: var(--up); }
.down, .tbl .down { color: var(--down); }
.flat, .tbl .flat { color: var(--muted); }
.with-flag { display: inline-flex; align-items: center; gap: 8px; }

/* ---------- Home ---------- */
.conv { padding: 24px; display: flex; flex-direction: column; gap: 18px; margin-top: 14px; }
.conv-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr) auto minmax(0, 1.15fr); align-items: end; gap: 14px; }
#amount { font-size: 20px; font-weight: 600; font-variant-numeric: tabular-nums; }
.swap {
  width: 52px; height: 52px; display: grid; place-items: center; padding: 0;
  border: 1px solid var(--field); border-radius: 50%; background: var(--card); color: var(--blue); cursor: pointer;
}
.swap:hover { background: var(--blue-soft); border-color: var(--blue); }
.swap svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; }
.chips button { border: 0; background: none; padding: 2px 0; margin-right: 8px; font-size: 13px; color: var(--blue); cursor: pointer; }
.chips button:hover { text-decoration: underline; }
.result { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 12px 24px; padding-top: 18px; border-top: 1px solid var(--line); }
.result-main { min-width: 0; }
.res-from { margin: 0; font-size: 17px; color: var(--body); font-variant-numeric: tabular-nums; }
.res-value { margin: 2px 0 0; font-size: 40px; line-height: 1.15; font-weight: 700; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.res-value small { font-size: 22px; font-weight: 600; color: var(--body); }
.res-rates { margin: 6px 0 0; font-size: 15px; color: var(--body); font-variant-numeric: tabular-nums; }
.res-time { margin: 0; font-size: 13px; color: var(--muted); text-align: right; }
.res-time strong { display: block; font-size: 14px; color: var(--text); font-weight: 600; }
.markup { border-top: 1px solid var(--line); padding-top: 14px; }
.markup summary { cursor: pointer; color: var(--blue); font-size: 15px; font-weight: 600; width: fit-content; }
.markup-body { display: flex; flex-direction: column; gap: 10px; padding-top: 12px; }
.markup-inputs { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 24px; }
.inline-field { display: flex; align-items: center; gap: 8px; font-size: 15px; }
.affix { display: flex; align-items: center; height: 44px; padding-right: 10px; border: 1px solid var(--field); border-radius: 6px; background: var(--card); }
.affix:focus-within { outline: 2px solid var(--blue); outline-offset: 2px; }
.affix:has(input[aria-invalid="true"]) { border-color: var(--down); }
.affix input { height: 42px; border: 0; padding: 0 0 0 10px; background: transparent; color: var(--text); font-size: 16px; font-variant-numeric: tabular-nums; outline: none; }
.affix span { color: var(--muted); font-size: 14px; white-space: nowrap; }
.affix #markup { width: 60px; }
.affix #quoted { width: 100px; }
.bank-line { margin: 0; font-size: 15px; color: var(--body); }
.bank-line strong { color: var(--text); font-variant-numeric: tabular-nums; }
.fine { margin: 0; font-size: 13px; color: var(--muted); }
.fine:empty { display: none; }
.fine strong { color: var(--down); }
.band .fine { margin-top: 10px; }

.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: 24px; align-items: start; }
.amounts td:first-child a { font-weight: 600; text-decoration: none; }
.amounts td:first-child a:hover { text-decoration: underline; }
.range { display: inline-flex; border: 1px solid var(--field); border-radius: 6px; overflow: hidden; }
.range button { min-height: 32px; padding: 0 12px; border: 0; background: var(--card); color: var(--body); font-size: 13px; font-weight: 600; cursor: pointer; }
.range button + button { border-left: 1px solid var(--field); }
.range button[aria-pressed="true"] { background: var(--blue); color: #FFFFFF; }
:root[data-theme="dark"] .range button[aria-pressed="true"] { color: #0A1424; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .range button[aria-pressed="true"] { color: #0A1424; } }
.trend { margin: 0 0 8px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 10px; font-variant-numeric: tabular-nums; }
.trend-rate { font-size: 20px; font-weight: 700; }
.change { font-size: 14px; font-weight: 600; }
.change[data-dir="up"] { color: var(--up); }
.change[data-dir="down"] { color: var(--down); }
.change[data-dir="flat"] { color: var(--muted); }
.chart { position: relative; height: 220px; }
.chart svg { width: 100%; height: 100%; overflow: visible; touch-action: pan-y; }
.chart .grid-line { stroke: var(--line); stroke-width: 1; }
.chart .axis { fill: var(--muted); font-size: 11px; font-family: var(--font); font-variant-numeric: tabular-nums; }
.chart .area { fill: var(--blue); opacity: .1; }
.chart .line { fill: none; stroke: var(--blue); stroke-width: 2; stroke-linejoin: round; }
.chart .cross { stroke: var(--muted); stroke-width: 1; stroke-dasharray: 3 3; }
.chart .marker { fill: var(--blue); stroke: var(--card); stroke-width: 2; }
.chart-empty { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; font-size: 14px; color: var(--muted); }
.chart-empty[hidden], .tip[hidden] { display: none; }
.tip { position: absolute; transform: translateX(-50%); pointer-events: none; white-space: nowrap; padding: 5px 9px; border-radius: 4px; background: var(--head); color: #FFFFFF; font-size: 12px; line-height: 1.4; font-variant-numeric: tabular-nums; }
.tip strong { display: block; font-size: 13px; }
.stats th[scope="row"] { color: var(--body); font-weight: 600; }
.cur-btn { display: inline-flex; gap: 8px; align-items: center; padding: 0; border: 0; background: none; color: var(--blue); cursor: pointer; text-align: left; font-size: 15px; }
.cur-btn:hover .cur-label { text-decoration: underline; }
.cur-btn b { color: var(--text); min-width: 34px; }
.rates-table tr[aria-current="true"] > * { background: var(--blue-soft); }
.rates-table tr[aria-current="true"] .cur-label { font-weight: 600; }
.pairs { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 4px 16px; }
.pairs a { display: flex; align-items: center; gap: 6px; padding: 6px 0; text-decoration: none; font-size: 15px; }
.pairs a:hover { text-decoration: underline; }
.pairs .flag + .flag { margin-left: -12px; box-shadow: 0 0 0 2px var(--card); }
.block { margin-top: 20px; }
.notes { margin: 0; padding-left: 20px; display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--body); }
.home-end { padding-bottom: 40px; }

/* ---------- Text pages ---------- */
.page-head { background: var(--band); border-bottom: 1px solid var(--line); }
.page-head .wrap { padding-block: 18px 26px; display: flex; flex-direction: column; gap: 6px; }
.doc { display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 28px; padding-block: 24px 56px; align-items: start; }
.toc { position: sticky; top: 16px; padding: 16px 18px; display: flex; flex-direction: column; gap: 2px; font-size: 14px; line-height: 1.35; }
.toc h2 { font-size: 14px; margin-bottom: 6px; }
.toc a { padding: 4px 0; text-decoration: none; }
.toc a:hover { text-decoration: underline; }
.prose { padding: 28px 32px; display: flex; flex-direction: column; gap: 30px; color: var(--body); line-height: 1.65; min-width: 0; }
.prose > * { max-width: 720px; }
.prose section { display: flex; flex-direction: column; gap: 10px; scroll-margin-top: 16px; }
.prose h3 { margin-top: 6px; }
.prose p, .prose ul, .prose ol { margin: 0; }
.prose ul, .prose ol { padding-left: 22px; display: flex; flex-direction: column; gap: 4px; }
.prose strong { color: var(--text); }
.callout { display: flex; flex-direction: column; gap: 8px; padding: 16px 18px; background: var(--blue-soft); border-radius: 6px; }
.callout h2 { font-size: 17px; }
.formula { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 14px; color: var(--text); padding: 12px 14px; background: var(--page); border: 1px solid var(--line); border-radius: 6px; overflow-x: auto; display: flex; flex-direction: column; gap: 2px; }
.formula .result { padding-top: 6px; margin-top: 4px; border-top: 1px solid var(--line); font-weight: 600; }
.prose .currency-list { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 0 24px; font-size: 15px; }
.currency-list li { display: flex; align-items: center; gap: 10px; padding: 6px 0; border-bottom: 1px solid var(--line); }
.currency-list strong { min-width: 34px; }
.faq { display: flex; flex-direction: column; }
.faq details { border-bottom: 1px solid var(--line); padding-block: 10px; }
.faq summary { cursor: pointer; font-weight: 600; color: var(--text); }
.faq details p { padding-top: 6px; }

.about, .contact { margin-block: 24px 56px; padding: 28px 32px; max-width: 820px; display: flex; flex-direction: column; gap: 24px; color: var(--body); line-height: 1.65; }
.about section, .contact section { display: flex; flex-direction: column; gap: 10px; }
.about p, .contact > p { margin: 0; }
.facts { margin: 0; display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 6px 24px; font-size: 15px; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; color: var(--text); }
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.contact .input, .contact .select { height: 46px; }
.row { display: flex; flex-wrap: wrap; gap: 18px; }
.row > .field { flex: 1 1 240px; }
.contact-form .select-wrap { max-width: 360px; }
.contact-form .btn { align-self: flex-start; }
.notice { display: flex; flex-direction: column; gap: 8px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 6px; background: var(--blue-soft); }
.notice h2 { font-size: 17px; }
.notice p { margin: 0; color: var(--body); }
.notice.warn { border-color: var(--down); background: var(--card); }
.notice[hidden] { display: none; }
.lost { margin-block: 40px 80px; padding: 32px; display: flex; flex-direction: column; gap: 12px; align-items: flex-start; max-width: 640px; }
.lost p { margin: 0; color: var(--body); }

/* ---------- Footer ---------- */
.site-footer { background: var(--head); color: var(--head-muted); font-size: 14px; margin-top: 8px; }
.site-footer .wrap { padding-block: 28px 32px; display: flex; flex-direction: column; gap: 14px; }
.foot-top { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 32px; }
.site-footer .brand { font-size: 19px; min-height: 0; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 6px 20px; }
.site-footer nav a, .site-footer p a { color: var(--head-text); text-decoration: none; }
.site-footer nav a:hover, .site-footer p a:hover { text-decoration: underline; }
.site-footer p { margin: 0; max-width: 820px; font-size: 13px; }
.site-footer .foot-base { padding-top: 14px; border-top: 1px solid rgba(255, 255, 255, .14); }
.site-footer :focus-visible { outline-color: var(--head-accent); }

/* ---------- Narrow screens ---------- */
@media (max-width: 900px) {
  .conv-row { grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); }
  .conv-row > .field:first-child { grid-column: 1 / -1; }
  .grid-2 { grid-template-columns: minmax(0, 1fr); }
  .doc { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .toc { position: static; }
}
@media (max-width: 640px) {
  .wrap {
    padding-left: max(14px, env(safe-area-inset-left, 0px));
    padding-right: max(14px, env(safe-area-inset-right, 0px));
  }
  h1 { font-size: 24px; }
  .site-header .wrap { gap: 0 12px; min-height: 56px; }
  .nav { order: 3; flex: 1 1 100%; flex-wrap: nowrap; overflow-x: auto; margin: 0 -12px; scrollbar-width: none; }
  .nav::-webkit-scrollbar { display: none; }
  .nav a { min-height: 44px; white-space: nowrap; }
  .conv { padding: 16px; }
  .conv-row { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .swap { justify-self: center; width: 44px; height: 44px; }
  .swap svg { transform: rotate(90deg); }
  .res-value { font-size: 32px; }
  .res-time { text-align: left; }
  .inline-field { width: 100%; flex-direction: column; align-items: flex-start; gap: 4px; }
  .card-head { padding: 14px 14px 0; }
  .card-body { padding: 10px 14px 16px; }
  .prose, .about, .contact { padding: 20px 16px; }
  .hide-sm { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
@media print {
  .site-header nav, .theme-toggle, .site-footer nav, .toc, .skip { display: none; }
}
.card-body > .fine { margin-top: 10px; }