/* ---------------------------------------------------------------
   gangmin — maker log
   컨셉: 모눈 위에 붙인 작업일지. 강조는 빨간 번호 스탬프 한 곳에만.
   --------------------------------------------------------------- */

:root {
  --paper:     #E9EBE5;
  --grid:      #D4D8CE;
  --card:      #FCFCFA;
  --ink:       #1A1D18;
  --ink-soft:  #6E7469;
  --line:      #CFD4C7;
  --mark:      #DC4327;

  --pad: 20px;
  --radius: 3px;

  --sans: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo",
          "Malgun Gothic", "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, monospace;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 28px 28px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.sheet {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px var(--pad) 64px;
}

/* ---------- masthead ---------- */

.masthead { padding-bottom: 28px; }

.masthead__id {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 32px;
}

.avatar {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  display: grid;
  place-items: center;
  background: var(--ink);
  color: var(--paper);
  border-radius: 50%;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.masthead__who h1 {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.masthead__who h1 span {
  color: var(--ink-soft);
  font-weight: 500;
}

.masthead__links {
  display: flex;
  gap: 14px;
  margin-top: 2px;
}
.masthead__links a {
  font-size: 13px;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.masthead__links a:hover { color: var(--ink); border-bottom-color: var(--ink); }

.eyebrow {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--mark);
  text-transform: uppercase;
}

.masthead__title {
  margin: 0 0 16px;
  font-size: clamp(30px, 8.5vw, 46px);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -0.035em;
}

.masthead__lede {
  margin: 0;
  max-width: 34em;
  font-size: 15px;
  color: var(--ink-soft);
}
.masthead__lede strong {
  color: var(--ink);
  font-weight: 600;
  box-shadow: inset 0 -0.42em 0 rgba(220, 67, 39, 0.16);
}

.ledger {
  display: flex;
  gap: 28px;
  margin: 28px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}
.ledger div { margin: 0; }
.ledger dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--ink-soft);
  text-transform: uppercase;
}
.ledger dd {
  margin: 3px 0 0;
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* ---------- sections ---------- */

.section { margin-top: 44px; }

.section__head {
  margin: 0;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--ink);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.section__note {
  margin: 10px 0 0;
  font-size: 13px;
  color: var(--ink-soft);
}

.grid {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.empty {
  margin: 22px 0 0;
  padding: 26px 20px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  text-align: center;
  font-size: 14px;
  color: var(--ink-soft);
  background: rgba(252, 252, 250, 0.6);
}

/* ---------- card ---------- */

.card {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  box-shadow: 0 1px 0 rgba(26, 29, 24, 0.05);
  transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease;
}
.card:hover,
.card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--ink);
  box-shadow: 0 6px 18px rgba(26, 29, 24, 0.11);
}
.card:focus-visible {
  outline: 2px solid var(--mark);
  outline-offset: 3px;
}

.card__cover {
  position: relative;
  aspect-ratio: 4 / 3;
  background: #E3E6DE;
  overflow: hidden;
}
.card__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.card__cover.is-blank {
  background-image:
    repeating-linear-gradient(
      45deg,
      transparent 0 10px,
      rgba(26, 29, 24, 0.045) 10px 20px
    );
}

/* 시그니처: 빨간 번호 스탬프 */
.stamp {
  position: absolute;
  left: 12px;
  bottom: 12px;
  padding: 3px 9px 4px;
  background: var(--mark);
  color: #fff;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  border-radius: 2px;
}

.card__body { padding: 16px 16px 14px; }

.card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.card__title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.card__date {
  flex: none;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
}

.card__desc {
  margin: 7px 0 0;
  font-size: 14px;
  color: var(--ink-soft);
}

.card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 14px;
}

.tag {
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 100px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
}

.card__cta {
  font-size: 13px;
  font-weight: 600;
  color: var(--mark);
}

/* ---------- foot ---------- */

.foot {
  margin-top: 56px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.foot p {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
}

/* ---------- wide ---------- */

@media (min-width: 620px) {
  .sheet { padding-top: 56px; }
  .grid { grid-template-columns: 1fr 1fr; gap: 18px; }
}

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