/* Karate Dues — rice paper / sumi ink / matcha green */

:root {
  --paper: #f3f2ed;
  --card: #ffffff;
  --ink: #21262c;
  --muted: #6e7681;
  --line: #e3e1d9;
  --paid: #2e6b4e;
  --paid-soft: #e7f0ea;
  --danger: #a93b2a;
  --focus: #34558b;
}

/* Dark mode is opt-out per page: admin pages set data-theme="light" to stay
   bright regardless of the visitor's system preference. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #16181d;
    --card: #1e2127;
    --ink: #e8eaee;
    --muted: #9aa1ab;
    --line: #333842;
    --paid: #4e9d74;
    --paid-soft: #243329;
    --danger: #d06852;
    --focus: #7da4e0;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 560px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 24px 20px;
  margin-top: 16px;
}

.card.narrow {
  max-width: 380px;
  margin: 48px auto 0;
}

h1 {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}

h2 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 24px 0 8px;
}

a {
  color: var(--focus);
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 0.85rem;
}

.hi {
  font-size: 1.1rem;
  margin: 0 0 4px;
}

.crumbs {
  margin: 0 0 8px;
  font-size: 0.85rem;
}

/* Year navigation */
.yearnav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin: 12px 0 16px;
  font-size: 1.15rem;
}

.yearnav a {
  text-decoration: none;
  font-size: 1.5rem;
  line-height: 1;
  padding: 4px 12px;
  border-radius: 8px;
}

.yearnav a:hover {
  background: var(--paid-soft);
}

/* Belt bar — the year as filled segments */
.belt {
  display: flex;
  gap: 3px;
  margin: 4px 0 6px;
}

.belt .seg {
  flex: 1;
  height: 10px;
  border-radius: 3px;
  background: var(--paper);
  border: 1px solid var(--line);
}

.belt .seg.paid {
  background: var(--paid);
  border-color: var(--paid);
}

.count {
  text-align: center;
  margin: 0 0 20px;
}

/* Month tiles */
.months {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.month {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 6px 8px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-height: 58px;
  justify-content: center;
}

.month .mark {
  font-size: 0.9rem;
  min-height: 1.2em;
  color: var(--muted);
}

.month.paid {
  background: var(--paid);
  border-color: var(--paid);
  color: #ffffff;
}

.month.paid .mark {
  color: #ffffff;
}

@media (min-width: 480px) {
  .months {
    grid-template-columns: repeat(6, 1fr);
  }
}

/* Forms */
input[type="text"],
input[type="password"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  color: var(--ink);
  font: inherit;
}

/* Spreadsheet import (admin) */
input[type="file"] {
  font: inherit;
  font-size: 0.9rem;
  max-width: 100%;
}

input[type="number"] {
  width: 96px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  color: var(--ink);
  font: inherit;
}

form.import {
  flex-wrap: wrap;
  align-items: center;
}

form.row {
  display: flex;
  gap: 8px;
  margin: 8px 0 20px;
}

button,
.btn {
  font: inherit;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--card);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}

button.link {
  background: none;
  border: none;
  color: var(--muted);
  padding: 4px 0;
  text-decoration: underline;
}

button.danger {
  background: none;
  border-color: var(--danger);
  color: var(--danger);
}

button:hover,
.btn:hover {
  opacity: 0.85;
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

/* Member list (admin) */
ul.members {
  list-style: none;
  margin: 0;
  padding: 0;
}

ul.members li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

ul.members li > div:first-child {
  display: flex;
  flex-direction: column;
}

.actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.actions form {
  margin: 0;
}

.logout {
  margin-top: 24px;
}

/* Alerts and banners */
.alert {
  background: color-mix(in srgb, var(--danger) 10%, var(--card));
  border: 1px solid var(--danger);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.9rem;
}

.banner {
  background: var(--paid-soft);
  border: 1px solid var(--paid);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.9rem;
}

/* QR block */
details {
  margin: 12px 0;
}

summary {
  cursor: pointer;
  font-weight: 600;
}

.qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 16px 0 8px;
  word-break: break-all;
}

.qr-svg svg {
  width: 200px;
  height: 200px;
}

/* Payment checkboxes (admin) */
.checks {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin: 12px 0 16px;
}

.check {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  cursor: pointer;
}

.check input {
  accent-color: var(--paid);
  width: 16px;
  height: 16px;
}

.check {
  flex-direction: column;
  align-items: stretch;
  gap: 4px;
}

.check label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.check .amt {
  width: 100%;
  padding: 5px 7px;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid color-mix(in srgb, var(--ink) 35%, transparent);
  border-radius: 6px;
  background: #ffffff;
  color: #21262c;
}

.check .amt::placeholder {
  color: #a5a196;
  font-weight: 400;
}