*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  color-scheme: light;
  --bg: #eef1f4;
  --bg-2: #e4e9ef;
  --ink: #14161a;
  --mute: #4a515c;
  --faint: #7a8490;
  --line: rgba(20, 22, 26, 0.12);
  --card: #f7f9fb;
  --accent: #0e5c63;
  --accent-hover: #0a4248;
  --warn: #8a2f1a;
  --ok: #1f7a4d;
  --gold: #9a6b12;
  --font-display: "Hahmlet", "Times New Roman", serif;
  --font-body: "SUIT", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  --page: min(760px, calc(100% - 2rem));
  --radius: 4px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

html {
  min-height: 100%;
  background-color: var(--bg);
  background-image:
    linear-gradient(180deg, color-mix(in srgb, var(--bg) 92%, transparent), color-mix(in srgb, var(--bg-2) 96%, transparent)),
    linear-gradient(color-mix(in srgb, var(--accent) 4.5%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 4.5%, transparent) 1px, transparent 1px);
  background-size: auto, 28px 28px, 28px 28px;
  background-position: 0 0, -1px -1px, -1px -1px;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  line-height: 1.55;
  max-width: var(--page);
  margin: 0 auto;
  padding: 2.25rem 0 5rem;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-underline-offset: 0.18em;
}

button,
input {
  font: inherit;
  color: inherit;
}

.skip {
  position: absolute;
  left: -999px;
}

.skip:focus {
  left: 1rem;
  top: 1rem;
  background: var(--card);
  padding: 0.4rem 0.6rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.top {
  margin-bottom: 2.5rem;
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.6rem, 8vw, 4.2rem);
  letter-spacing: -0.04em;
  line-height: 0.9;
}

.sub {
  margin-top: 0.45rem;
  color: var(--mute);
  letter-spacing: 0.04em;
}

.lede {
  margin-top: 1.15rem;
  max-width: 38rem;
  color: var(--mute);
}

.lede em {
  font-style: normal;
  color: var(--ink);
  font-weight: 600;
}

.ext {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: 1.15rem;
  font-size: 0.95rem;
}

.month {
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
}

.month-head h1 {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 500;
}

.month-sum {
  margin-top: 0.35rem;
  color: var(--mute);
}

.month-sum strong {
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.playbook {
  display: grid;
  gap: 0.6rem;
  margin-top: 1.1rem;
}

.play {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.35rem 1rem;
  align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.7rem 0.85rem;
}

.play.done {
  opacity: 0.55;
}

.play h3 {
  grid-column: 1;
  grid-row: 1;
  font-size: 0.98rem;
  font-weight: 650;
}

.play p {
  grid-column: 1 / -1;
  color: var(--mute);
  font-size: 0.86rem;
}

.play .pts {
  grid-column: 2;
  grid-row: 1;
  font-variant-numeric: tabular-nums;
  color: var(--accent);
  font-weight: 650;
  font-size: 0.95rem;
  justify-self: end;
}

.play .stepper {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.play button.tiny {
  width: 1.6rem;
  height: 1.6rem;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: var(--radius);
  cursor: pointer;
}

.comment-box {
  margin-top: 1.4rem;
  padding: 1rem 0 0.2rem;
  border-top: 1px dashed var(--line);
}

.comment-head h2 {
  font-size: 1.05rem;
}

.comment-head p,
.comment-count {
  margin-top: 0.35rem;
  color: var(--mute);
  font-size: 0.9rem;
}

.comment-count strong {
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.cal {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.28rem;
  margin-top: 0.85rem;
}

.cal span,
.cal button {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  font-size: 0.78rem;
  border-radius: var(--radius);
}

.cal span {
  color: var(--faint);
}

.cal button {
  border: 1px solid var(--line);
  background: var(--card);
  cursor: pointer;
}

.cal button.on {
  background: var(--accent);
  color: #f7f9fb;
  border-color: var(--accent);
}

.cal button.today:not(.on) {
  outline: 1px solid var(--accent);
}

.cal button:disabled {
  opacity: 0.35;
  cursor: default;
}

.comment-rules {
  margin: 0.9rem 0 0 1.1rem;
  color: var(--mute);
  font-size: 0.88rem;
}

.comment-rules li + li {
  margin-top: 0.3rem;
}

.catalog {
  margin-top: 2.4rem;
}

.toolbar {
  display: grid;
  gap: 0.75rem;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.filters button {
  border: 1px solid var(--line);
  background: transparent;
  padding: 0.28rem 0.6rem;
  border-radius: var(--radius);
  cursor: pointer;
  color: var(--mute);
}

.filters button.on {
  background: var(--ink);
  color: #f7f9fb;
  border-color: var(--ink);
}

.search input {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--card);
  padding: 0.55rem 0.7rem;
  border-radius: var(--radius);
}

.result-meta {
  margin: 0.7rem 0 0.5rem;
  color: var(--faint);
  font-size: 0.85rem;
}

.list {
  display: grid;
  gap: 0.45rem;
}

.row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.7rem;
  align-items: start;
  width: 100%;
  text-align: left;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.7rem 0.8rem;
  cursor: pointer;
}

.row.done {
  opacity: 0.5;
}

.row .cat {
  color: var(--faint);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
}

.row h3 {
  font-size: 0.98rem;
  font-weight: 650;
}

.row .meta {
  color: var(--mute);
  font-size: 0.84rem;
}

.row .pts {
  font-variant-numeric: tabular-nums;
  color: var(--accent);
  font-weight: 650;
  font-size: 0.9rem;
  white-space: nowrap;
}

.sticky-copy {
  margin-top: 2.6rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
}

.sticky-copy h2 {
  font-size: 1.05rem;
}

.sticky-copy p {
  margin-top: 0.3rem;
  color: var(--mute);
  font-size: 0.9rem;
}

blockquote {
  margin: 0.8rem 0;
  padding: 0.75rem 0.85rem;
  background: var(--card);
  border-left: 3px solid var(--accent);
  font-size: 0.92rem;
}

#copy-ftc,
.detail button.copy,
.detail a.btn,
.detail button.mark {
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #f7f9fb;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}

.detail button.copy,
.detail a.btn,
.detail button.mark {
  background: transparent;
  color: var(--ink);
}

.detail button.mark.on {
  background: var(--ok);
  border-color: var(--ok);
  color: #f7f9fb;
}

.foot {
  margin-top: 2.5rem;
  color: var(--faint);
  font-size: 0.85rem;
}

.foot p + p {
  margin-top: 0.35rem;
}

.detail {
  width: min(640px, calc(100vw - 1.5rem));
  max-height: min(88vh, 900px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--ink);
  padding: 0;
}

.detail::backdrop {
  background: rgba(20, 22, 26, 0.45);
}

.detail-inner {
  padding: 1.1rem 1.15rem 1.4rem;
}

.detail .close {
  float: right;
  border: 0;
  background: none;
  cursor: pointer;
  color: var(--mute);
}

.detail h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.45rem;
  padding-right: 3rem;
}

.detail .facts {
  display: grid;
  gap: 0.35rem;
  margin: 0.85rem 0 1rem;
  color: var(--mute);
  font-size: 0.9rem;
}

.detail .facts strong {
  color: var(--ink);
  font-weight: 650;
}

.detail .actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.detail h3 {
  margin-top: 1rem;
  font-size: 0.95rem;
}

.detail ul,
.detail ol {
  margin: 0.35rem 0 0 1.1rem;
  font-size: 0.9rem;
  color: var(--mute);
}

.detail li + li {
  margin-top: 0.28rem;
}

.detail table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5rem;
  font-size: 0.86rem;
}

.detail th,
.detail td {
  border-bottom: 1px solid var(--line);
  padding: 0.35rem 0.4rem;
  text-align: left;
  vertical-align: top;
}

.toast {
  position: fixed;
  bottom: 1.2rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: #f7f9fb;
  padding: 0.45rem 0.8rem;
  border-radius: var(--radius);
  font-size: 0.88rem;
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}