/* Phase 2 core shared styles. Palette (user-approved):
   light: bg #f7f4ee, surface #fffdf9, surface2 #efe9dd, ink #1d2420,
   ink2 #4c554f, line #ddd3c0, teal #0e6b5c, amber #d98a1f, coral #d95f33.
   dark: bg #141816, surface #1d2320, surface2 #262d29, ink #eef1ec,
   ink2 #b7beb6, line #3a423c, teal #3fbfa5, amber #eda63f, coral #ef8159. */
@font-face {
  font-family: 'Vazirmatn';
  font-weight: 400;
  font-display: swap;
  src: url('fonts/Vazirmatn-400-arabic.woff2') format('woff2');
  unicode-range: U+0600-06FF, U+0750-077F, U+08A0-08FF, U+FB50-FDFF, U+FE80-FEFF;
}
@font-face {
  font-family: 'Vazirmatn';
  font-weight: 400;
  font-display: swap;
  src: url('fonts/Vazirmatn-400-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Vazirmatn';
  font-weight: 500;
  font-display: swap;
  src: url('fonts/Vazirmatn-500-arabic.woff2') format('woff2');
  unicode-range: U+0600-06FF, U+0750-077F, U+08A0-08FF, U+FB50-FDFF, U+FE80-FEFF;
}
@font-face {
  font-family: 'Vazirmatn';
  font-weight: 500;
  font-display: swap;
  src: url('fonts/Vazirmatn-500-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Vazirmatn';
  font-weight: 700;
  font-display: swap;
  src: url('fonts/Vazirmatn-700-arabic.woff2') format('woff2');
  unicode-range: U+0600-06FF, U+0750-077F, U+08A0-08FF, U+FB50-FDFF, U+FE80-FEFF;
}
@font-face {
  font-family: 'Vazirmatn';
  font-weight: 700;
  font-display: swap;
  src: url('fonts/Vazirmatn-700-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --bg: #f7f4ee;
  --surface: #fffdf9;
  --surface2: #efe9dd;
  --ink: #1d2420;
  --ink2: #4c554f;
  --line: #ddd3c0;
  --teal: #0e6b5c;
  --teal-dark: #0a5145;
  --amber: #d98a1f;
  --coral: #d95f33;
}
[data-theme='dark'] {
  --bg: #141816;
  --surface: #1d2320;
  --surface2: #262d29;
  --ink: #eef1ec;
  --ink2: #b7beb6;
  --line: #3a423c;
  --teal: #3fbfa5;
  --teal-dark: #2f9480;
  --amber: #eda63f;
  --coral: #ef8159;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Vazirmatn', system-ui, sans-serif;
  line-height: 1.8;
}
a { color: var(--teal); }
.wrap { max-width: 720px; margin: 0 auto; padding: 20px 16px 48px; }
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}
.logo { height: 44px; width: auto; }
.brand-name { font-weight: 700; font-size: 18px; }

/* Minimal segmented day/night switch (no emoji). */
.seg {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: var(--surface);
}
.seg button {
  border: 0;
  background: transparent;
  color: var(--ink2);
  font-family: inherit;
  font-size: 14px;
  padding: 6px 16px;
  cursor: pointer;
}
.seg button[aria-pressed='true'] {
  background: var(--teal);
  color: #fff;
  font-weight: 700;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px;
  margin-bottom: 18px;
}
.card h1, .card h2 { margin: 0 0 8px; }
.card h1 { font-size: 22px; }
.card h2 { font-size: 18px; }
.muted { color: var(--ink2); font-size: 14px; }
label { display: block; font-weight: 500; margin: 14px 0 4px; }
input, select, textarea {
  width: 100%;
  font-family: inherit;
  font-size: 16px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--teal);
  outline-offset: 1px;
}
input.ltr, select.ltr { direction: ltr; text-align: left; }
.btn {
  border: 0;
  border-radius: 10px;
  background: var(--teal);
  color: #fff;
  font-family: inherit;
  font-size: 16px;
  font-weight: 700;
  padding: 11px 22px;
  cursor: pointer;
  margin-top: 16px;
}
.btn:hover { background: var(--teal-dark); }
.btn-amber { background: var(--amber); color: #1d2420; }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn-small { font-size: 14px; padding: 8px 16px; }
.err {
  display: none;
  background: color-mix(in srgb, var(--coral) 12%, var(--surface));
  border: 1px solid var(--coral);
  border-radius: 10px;
  padding: 10px 12px;
  margin-top: 14px;
}
.err.show { display: block; }
.ok {
  display: none;
  background: color-mix(in srgb, var(--teal) 12%, var(--surface));
  border: 1px solid var(--teal);
  border-radius: 10px;
  padding: 10px 12px;
  margin-top: 14px;
}
.ok.show { display: block; }
.notice {
  background: var(--surface2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 14px;
}
.row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--line);
}
.row:last-child { border-bottom: 0; }
.row .k { color: var(--ink2); }
.row .v { font-weight: 500; text-align: left; }
.pay-card {
  max-width: 380px;
  border-radius: 18px;
  padding: 20px 22px;
  color: #fff;
  background: linear-gradient(135deg, #0b3d66, #0e7a6b);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}
.pay-card .num {
  direction: ltr;
  text-align: center;
  letter-spacing: 2px;
  font-size: 20px;
  margin: 22px 0 14px;
}
.pay-card .flex { display: flex; justify-content: space-between; }
.pay-item { border: 1px solid var(--line); border-radius: 12px; padding: 12px; margin-bottom: 10px; }
.logo-preview { max-height: 72px; width: auto; display: block; margin-bottom: 8px; }