/* 자동차 연비 계산기 전용 스타일 */

nav { max-width: 820px; }
main { max-width: 820px; }

.card-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 0.7rem;
}

/* 입력 카드 */
.entry-card {
  padding: 1rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 0.95rem;
}

.entry-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.ef-field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-width: 0;
}
.ef-field.full {
  grid-column: 1 / -1;
}

.ef-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-sub);
}

.ef-field input {
  padding: 0.55rem 0.7rem;
  font-size: 0.95rem;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--bg);
  color: var(--text);
  outline: none;
}
.ef-field input[type="number"],
.ef-field input[type="text"]#ef-cost {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-weight: 600;
}
.ef-field input:focus {
  border-color: var(--primary);
}

.ef-actions {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-top: 0.3rem;
}

.ef-preview {
  flex: 1;
  font-size: 0.85rem;
  color: var(--text-sub);
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

.btn-add {
  padding: 0.6rem 1.3rem;
  font-size: 0.92rem;
  font-weight: 700;
  background: var(--primary);
  color: #fff;
  border: 1px solid var(--primary);
  border-radius: 8px;
  cursor: pointer;
  transition: filter 0.15s;
  font-family: inherit;
  white-space: nowrap;
}
.btn-add:hover { filter: brightness(1.08); }

/* 통계 카드 */
.stats-card {
  padding: 1rem 1.1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 0.95rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.55rem 1rem;
}

.stat-cell {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid var(--border);
}

.stat-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-sub);
}

.stat-value {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text);
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-variant-numeric: tabular-nums;
}

/* 기록 카드 */
.history-card {
  padding: 1rem 1.1rem 1.2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 1.5rem;
}

.history-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 0.7rem;
}
.history-head .card-title { margin-bottom: 0; }

.history-actions {
  display: flex;
  gap: 0.35rem;
}

.btn-mini {
  padding: 0.4rem 0.85rem;
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--bg);
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.btn-mini:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-clear {
  padding: 0.4rem 0.85rem;
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--bg);
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.btn-clear:hover {
  border-color: var(--error);
  color: var(--error);
}

.hist-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.hist-row {
  display: grid;
  grid-template-columns: auto 1fr 28px;
  gap: 0.65rem;
  align-items: start;
  padding: 0.65rem 0.85rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.h-date {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-sub);
  padding-top: 0.15rem;
  white-space: nowrap;
}

.h-main {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}

.h-row1 {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  flex-wrap: wrap;
}
.h-stat {
  font-size: 0.95rem;
  color: var(--text);
}
.h-stat b {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--primary);
}
.h-sep { color: var(--text-sub); }
.h-meta {
  font-size: 0.82rem;
  color: var(--text-sub);
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

.h-row2 {
  font-size: 0.82rem;
  color: var(--text-sub);
}
.h-cost {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color: var(--text);
  font-weight: 600;
}
.h-cpkm {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

.h-note {
  font-size: 0.8rem;
  color: var(--text-sub);
  font-style: italic;
  margin-top: 0.15rem;
}

.h-remove {
  width: 26px;
  height: 26px;
  font-size: 0.8rem;
  background: transparent;
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.h-remove:hover {
  background: rgba(239, 68, 68, 0.08);
  border-color: var(--error);
  color: var(--error);
}

.empty {
  text-align: center;
  color: var(--text-sub);
  padding: 1.5rem 0.5rem;
  font-size: 0.9rem;
}

@media (max-width: 600px) {
  .entry-form { grid-template-columns: 1fr; }
  .ef-actions { flex-direction: column; align-items: stretch; }
  .btn-add { width: 100%; }
  .hist-row { grid-template-columns: 1fr 28px; }
  .h-date { grid-column: 1 / -1; }
}