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

:root {
  --calendar-grid-gap-y: clamp(0.1rem, 0.65vw + 2px, 0.34rem);
  /* 날짜칸 세로 10% 축소 + 너무 작아지지 않게 하한 유지 */
  --calendar-day-row-min: clamp(55px, 9.6vmin + 30px, 68px);

  color-scheme: light;
  --bg: #f7f5f2;
  --surface: #fffdf9;
  --control-bg: #fffbf5;
  --text: #22201d;
  --muted: #726c66;
  --accent: #d97706;
  --accent-hover: #b45309;
  --danger: #b42318;
  --border: #e8e2da;
  --shadow: 0 20px 40px rgba(31, 26, 19, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
  /* 캘린더 날짜 칸 — 옵션에서 사용자 색 덮어쓰기 (script.js 기본값과 동기) */
  --cal-slot-base-bg: #fffbf5;
  --cal-slot-base-border: #e8e2da;
  --cal-slot-0-bg: #fff7ec;
  --cal-slot-0-border: #e9d5c4;
  --cal-slot-25-bg: #fff0dc;
  --cal-slot-25-border: #e5ccb0;
  --cal-slot-50-bg: #ffe8cc;
  --cal-slot-50-border: #e0c299;
  --cal-slot-75-bg: #e8f4e8;
  --cal-slot-75-border: #b8d4b8;
  --cal-slot-100-bg: #daf5e6;
  --cal-slot-100-border: #8fc9a8;

}


html {
  height: 100vh;
}

@supports (height: 100dvh) {
  html {
    height: 100dvh;
    max-height: 100dvh;
  }
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #1a1714;
  --surface: #24201c;
  --control-bg: #322b26;
  --text: #f5f1ec;
  --muted: #b8aea4;
  --accent: #f59e0b;
  --accent-hover: #fbbf24;
  --danger: #f87171;
  --border: #3a332d;
  --shadow: 0 24px 48px rgba(0, 0, 0, 0.35);
  --cal-slot-base-bg: #322b26;
  --cal-slot-base-border: #3a332d;
  --cal-slot-0-bg: #3a2e22;
  --cal-slot-0-border: #5a4330;
  --cal-slot-25-bg: #3d3324;
  --cal-slot-25-border: #5c4a32;
  --cal-slot-50-bg: #3f3628;
  --cal-slot-50-border: #5e5036;
  --cal-slot-75-bg: #2d3a2c;
  --cal-slot-75-border: #3d5240;
  --cal-slot-100-bg: #264536;
  --cal-slot-100-border: #3a6b52;
}

body {
  --page-pad-block: clamp(0.65rem, 3vw, 1.25rem);
  --page-pad-inline: clamp(0.65rem, 3vw, 1.25rem);

  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
  background: radial-gradient(circle at top, rgba(217, 119, 6, 0.1), transparent 38%), var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--page-pad-block) var(--page-pad-inline);
  overflow-x: hidden;
  overflow-y: hidden;
}

body.drawer-open {
  overflow: hidden;
}

/**
 * 인터랙션 커서: 기본은 손가락(pointer), 누르는 동안은 잡는 손(grabbing).
 * 캘린더 날짜 칸과 같은 규칙을 클릭 가능한 UI 전반에 맞춤.
 */
:is(
  button:not(:disabled),
  a[href],
  select:not(:disabled),
  summary,
  [role="button"]:not([aria-disabled="true"]),
  input[type="checkbox"]:not(:disabled),
  input[type="radio"]:not(:disabled),
  input[type="color"]:not(:disabled),
  input[type="file"]:not(:disabled),
  input[type="submit"]:not(:disabled),
  input[type="reset"]:not(:disabled),
  input[type="button"]:not(:disabled),
  .todo-item label,
  .drawer-lang-flag,
  .drawer-theme-opt,
  .drawer-cal-preset,
  .drawer-cal-swatch-btn,
  .calendar-day-btn:not(:disabled),
  .drawer-backdrop
) {
  cursor: pointer;
}

:is(
  button:not(:disabled),
  a[href],
  select:not(:disabled),
  summary,
  [role="button"]:not([aria-disabled="true"]),
  input[type="checkbox"]:not(:disabled),
  input[type="radio"]:not(:disabled),
  input[type="color"]:not(:disabled),
  input[type="file"]:not(:disabled),
  input[type="submit"]:not(:disabled),
  input[type="reset"]:not(:disabled),
  input[type="button"]:not(:disabled),
  .todo-item label,
  .drawer-lang-flag,
  .drawer-theme-opt,
  .drawer-cal-preset,
  .drawer-cal-swatch-btn,
  .calendar-day-btn:not(:disabled),
  .drawer-backdrop
):active {
  cursor: grabbing;
}

.app-shell {
  position: relative;
  width: 100%;
  max-width: 620px;
  max-height: calc(100vh - 2 * var(--page-pad-block));
  min-height: 0;
  display: flex;
  flex-direction: column;
  flex-shrink: 1;
}

@supports (height: 100dvh) {
  .app-shell {
    max-height: calc(100dvh - 2 * var(--page-pad-block));
  }
}

.drawer-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(0, 0, 0, 0.42);
}

body.drawer-open .drawer-backdrop {
  display: block;
}

.options-drawer {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 50;
  width: min(300px, 88vw);
  height: 100%;
  max-height: 100dvh;
  margin: 0;
  padding: 0;
  border: none;
  border-right: 1px solid var(--border);
  background: var(--surface);
  box-shadow: 8px 0 32px rgba(0, 0, 0, 0.12);
  transform: translateX(-100%);
  transition: transform 0.22s ease;
  display: flex;
  flex-direction: column;
}

html[data-theme="dark"] .options-drawer {
  box-shadow: 8px 0 40px rgba(0, 0, 0, 0.45);
}

body.drawer-open .options-drawer {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-shrink: 0;
  gap: 0.5rem;
  padding: 0.65rem 0.85rem 0.35rem;
}

.drawer-close-btn {
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 50%;
  border: none;
  background: color-mix(in oklab, var(--control-bg) 88%, var(--border) 12%);
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background 0.16s ease,
    color 0.16s ease,
    transform 0.12s ease;
}

.drawer-close-btn:hover {
  background: color-mix(in oklab, var(--accent) 14%, var(--control-bg));
  color: var(--text);
}

.drawer-close-btn:active {
  transform: scale(0.94);
}

.drawer-close-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.drawer-close-icon {
  display: block;
  font-size: 1.45rem;
  font-weight: 300;
  line-height: 1;
}

.drawer-body-scroll {
  flex: 1 1 auto;
  min-height: 0;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  overflow-y: auto;
}

.drawer-choice-field {
  border: none;
  margin: 0;
  padding: 0;
  min-inline-size: 0;
}

.drawer-choice-legend {
  padding: 0;
  margin: 0 0 0.4rem;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--muted);
}

.drawer-choice-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.drawer-lang-row {
  justify-content: flex-start;
}

.drawer-lang-flag {
  box-sizing: border-box;
  position: relative;
  flex: 0 0 auto;
  width: 2.75rem;
  height: 1.68rem;
  display: inline-block;
  line-height: 0;
  vertical-align: middle;
  cursor: pointer;
  border-radius: 9px;
  isolation: isolate;
}

.drawer-lang-flag::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  z-index: 1;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.38),
    inset 0 -1px 0 rgba(0, 0, 0, 0.22);
}

html[data-theme="dark"] .drawer-lang-flag::after {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    inset 0 -1px 0 rgba(0, 0, 0, 0.55);
}

.drawer-lang-flag-input {
  position: absolute;
  opacity: 0;
  inset: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  z-index: 2;
}

.drawer-lang-flag-img {
  display: block;
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
  border: none;
  border-radius: 9px;
  background: transparent;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.22),
    0 2px 0 color-mix(in oklab, var(--border) 70%, #000 30%),
    0 4px 0 color-mix(in oklab, var(--border) 55%, #000 45%),
    0 7px 12px rgba(0, 0, 0, 0.2);
  transition:
    box-shadow 0.14s ease,
    transform 0.1s ease,
    filter 0.14s ease;
}

.drawer-lang-flag:hover .drawer-lang-flag-img {
  filter: brightness(1.04);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.28),
    0 2px 0 color-mix(in oklab, var(--accent) 28%, var(--border) 72%),
    0 4px 0 color-mix(in oklab, var(--accent) 18%, #000 55%),
    0 9px 16px rgba(0, 0, 0, 0.22);
}

.drawer-lang-flag:active .drawer-lang-flag-img {
  transform: translateY(2px);
  filter: brightness(0.98);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.15),
    0 1px 0 color-mix(in oklab, var(--border) 65%, #000 35%),
    0 2px 5px rgba(0, 0, 0, 0.16);
}

.drawer-lang-flag:has(.drawer-lang-flag-input:checked) .drawer-lang-flag-img {
  box-shadow:
    0 0 0 2px color-mix(in oklab, var(--accent) 55%, transparent),
    0 1px 0 rgba(255, 255, 255, 0.22),
    0 2px 0 color-mix(in oklab, var(--accent) 42%, #000 25%),
    0 4px 0 color-mix(in oklab, var(--accent) 28%, #000 45%),
    0 8px 16px color-mix(in oklab, var(--accent) 28%, rgba(0, 0, 0, 0.35));
}

html[data-theme="dark"] .drawer-lang-flag-img {
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.1),
    0 2px 0 #000,
    0 4px 0 #000,
    0 7px 16px rgba(0, 0, 0, 0.65);
}

html[data-theme="dark"] .drawer-lang-flag:hover .drawer-lang-flag-img {
  filter: brightness(1.08);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.14),
    0 2px 0 color-mix(in oklab, var(--accent) 35%, #000 65%),
    0 4px 0 #000,
    0 9px 18px rgba(0, 0, 0, 0.7);
}

html[data-theme="dark"] .drawer-lang-flag:active .drawer-lang-flag-img {
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.06),
    0 1px 0 #000,
    0 2px 6px rgba(0, 0, 0, 0.55);
}

.drawer-theme-row {
  width: 100%;
  max-width: 12rem;
}

.drawer-theme-switch {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  min-height: 2.6rem;
  padding: 4px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--control-bg) 92%, var(--border) 8%);
  border: 1px solid color-mix(in oklab, var(--border) 88%, transparent);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.05);
}

.drawer-theme-switch::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: 4px;
  bottom: 4px;
  left: 4px;
  width: calc(50% - 6px);
  border-radius: 999px;
  background: var(--surface);
  box-shadow:
    0 1px 4px rgba(0, 0, 0, 0.1),
    0 0 0 1px color-mix(in oklab, var(--border) 45%, transparent);
  transition: left 0.22s cubic-bezier(0.33, 1, 0.68, 1);
  pointer-events: none;
}

.drawer-theme-switch:has(.drawer-theme-input[value="dark"]:checked)::before {
  left: calc(50% + 2px);
}

.drawer-theme-opt {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.drawer-theme-input {
  position: absolute;
  opacity: 0;
  inset: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

.drawer-theme-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  pointer-events: none;
  transition: color 0.16s ease;
}

.drawer-theme-char {
  font-size: 1.2rem;
  line-height: 1;
  font-weight: 500;
  text-shadow: 0 1px 0 color-mix(in oklab, #fff 40%, transparent);
}

html[data-theme="dark"] .drawer-theme-char {
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.6);
}

.drawer-theme-opt:has(.drawer-theme-input:checked) .drawer-theme-icon {
  color: var(--accent);
}

html[data-theme="dark"] .drawer-theme-switch::before {
  box-shadow:
    0 1px 6px rgba(0, 0, 0, 0.35),
    0 0 0 1px color-mix(in oklab, var(--border) 55%, transparent);
}

/**
 * 스타일 프리셋 — 가로 직사각형 “테이블” 위에 접시(라디오) 5개를 동일 간격으로 배치
 * space-evenly: 테이블 가장자리~접시~접시 사이 간격이 모두 같음
 */
.drawer-cal-preset-shelf {
  box-sizing: border-box;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: space-evenly;
  width: 100%;
  min-height: 3.35rem;
  margin-bottom: 0.65rem;
  padding: 0.62rem 0.4rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  border-bottom-color: color-mix(in oklab, var(--border) 72%, var(--text) 28%);
  background: linear-gradient(
    180deg,
    color-mix(in oklab, var(--surface) 92%, var(--control-bg) 8%) 0%,
    color-mix(in oklab, var(--control-bg) 88%, var(--border) 12%) 100%
  );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.65),
    inset 0 -1px 0 rgba(0, 0, 0, 0.04),
    0 2px 4px rgba(0, 0, 0, 0.06);
}

html[data-theme="dark"] .drawer-cal-preset-shelf {
  border-bottom-color: color-mix(in oklab, var(--border) 55%, #000 45%);
  background: linear-gradient(
    180deg,
    color-mix(in oklab, var(--surface) 90%, var(--control-bg) 10%) 0%,
    color-mix(in oklab, var(--control-bg) 82%, #000 18%) 100%
  );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    inset 0 -1px 0 rgba(0, 0, 0, 0.35),
    0 2px 6px rgba(0, 0, 0, 0.45);
}

.drawer-cal-preset {
  position: relative;
  flex: 0 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}

/** 캘린더/진행률 피커 — 선반과 구분 */
.drawer-cal-picker-block {
  margin-top: 0.15rem;
  padding-top: 0.65rem;
  border-top: 1px solid color-mix(in oklab, var(--border) 85%, transparent);
}

.drawer-cal-preset-input {
  position: absolute;
  opacity: 0;
  inset: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

.drawer-cal-preset-face {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2px;
  border-radius: 50%;
  border: 2px solid transparent;
  transition:
    border-color 0.12s ease,
    box-shadow 0.12s ease;
}

.drawer-cal-preset-outer {
  box-sizing: border-box;
  width: 1.95rem;
  height: 1.95rem;
  border-radius: 50%;
  border: 1px solid color-mix(in oklab, var(--border) 70%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow:
    0 2px 5px rgba(0, 0, 0, 0.1),
    0 1px 0 rgba(255, 255, 255, 0.35) inset;
}

html[data-theme="dark"] .drawer-cal-preset-outer {
  box-shadow:
    0 2px 6px rgba(0, 0, 0, 0.5),
    0 1px 0 rgba(255, 255, 255, 0.08) inset;
}

.drawer-cal-preset-inner {
  width: 0.88rem;
  height: 0.88rem;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.12);
}

.drawer-cal-preset-input:checked + .drawer-cal-preset-face {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px color-mix(in oklab, var(--accent) 28%, transparent);
}

.drawer-cal-preset-input:focus-visible + .drawer-cal-preset-face {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.drawer-cal-picker-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.5rem;
}

.drawer-cal-picker-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
}

.drawer-cal-picker-gap {
  display: inline-block;
  width: 0.65rem;
  flex: 0 0 auto;
}

.drawer-cal-swatch-btn {
  position: relative;
  flex: 0 0 auto;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 50%;
  border: 2px solid var(--border);
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.drawer-cal-swatch-compact {
  width: 1.95rem;
  height: 1.95rem;
}

.drawer-cal-swatch-btn:hover {
  border-color: var(--accent);
}

.drawer-cal-color-input {
  position: absolute;
  opacity: 0;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  cursor: pointer;
}

.drawer-cal-swatch {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  pointer-events: none;
  background: var(--control-bg);
}

.drawer-cal-color-input:focus-visible + .drawer-cal-swatch {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.drawer-lang-flag-input:focus-visible + .drawer-lang-flag-img {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.drawer-theme-input:focus-visible + .drawer-theme-icon {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

.drawer-footer-stack {
  margin-bottom: 0.75rem;
}

.drawer-stack-pill-btn {
  box-sizing: border-box;
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 48px;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  cursor: pointer;
  background-color: var(--control-bg);
  color: var(--text);
}

.drawer-stack-pill-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.drawer-stack-emoji {
  font-size: 1.35rem;
  line-height: 1;
}

.drawer-stack-label {
  font-size: 0.92rem;
  font-weight: 600;
}

.drawer-footer {
  flex-shrink: 0;
  margin-top: auto;
  padding: 0.85rem 1rem 1rem;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.02));
}

html[data-theme="dark"] .drawer-footer {
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.2));
}

.drawer-footer-line {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--muted);
}

.drawer-footer-line + .drawer-footer-line {
  margin-top: 0.35rem;
}

.drawer-footer-links a {
  color: var(--accent);
}

.stack-dialog {
  margin: auto;
  padding: 0;
  border: none;
  background: transparent;
  max-width: calc(100vw - 2rem);
}

.stack-dialog::backdrop {
  background: rgba(0, 0, 0, 0.45);
  cursor: pointer;
}

.stack-dialog::backdrop:active {
  cursor: grabbing;
}

.stack-dialog-panel {
  width: min(340px, 92vw);
  padding: 1rem 1.1rem 1.05rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow);
}

.stack-dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.65rem;
}

.stack-dialog-title {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 700;
}

.stack-dialog-close {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--control-bg);
  color: var(--text);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
}

.stack-dialog-close:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.stack-dialog-list {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

.stack-dialog-list li + li {
  margin-top: 0.35rem;
}

.menu-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.4rem;
  width: 44px;
  min-height: 44px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.menu-toggle-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.menu-toggle-bars {
  flex-shrink: 0;
  width: 18px;
  height: 14px;
  background: linear-gradient(
    currentColor,
    currentColor 2px,
    transparent 2px,
    transparent 6px,
    currentColor 6px,
    currentColor 8px,
    transparent 8px,
    transparent 12px,
    currentColor 12px,
    currentColor 14px
  );
}

.app-card {
  width: 100%;
  max-width: 620px;
  flex: 1 1 auto;
  min-height: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.app-header {
  flex-shrink: 0;
  margin-bottom: 1.15rem;
}

#todo-view:not([hidden]) {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

#calendar-view:not([hidden]) {
  flex: 1 1 auto;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: visible;
}

#calendar-view:not([hidden]) .calendar-header {
  flex-shrink: 0;
}

#calendar-view:not([hidden]) #calendar-grid {
  flex: 1 1 auto;
  min-height: 0;
  overflow: visible;
  align-items: stretch;
  gap: var(--calendar-grid-gap-y);
  grid-template-rows: minmax(auto, auto) repeat(6, minmax(var(--calendar-day-row-min), 1fr));
}

.title-bar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0.5rem 0.75rem;
}

.title-bar-cell {
  min-width: 0;
}

.title-bar-start {
  justify-self: start;
}

.title-bar-center {
  justify-self: center;
  text-align: center;
}

.title-bar-end {
  justify-self: end;
  text-align: right;
}

.app-title {
  margin: 0;
  font-size: clamp(1.15rem, 4.2vw, 1.65rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.header-date-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.3rem;
  margin: 0;
  padding: 0.28rem 0.46rem;
  max-width: 11.5rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  text-align: right;
  transition:
    border-color 0.12s ease,
    background-color 0.12s ease,
    color 0.12s ease,
    box-shadow 0.12s ease;
}

.header-date-btn:hover {
  background: rgba(217, 119, 6, 0.1);
  border-color: rgba(217, 119, 6, 0.35);
  box-shadow: 0 0 0 1px rgba(217, 119, 6, 0.2) inset;
  color: var(--accent);
}

.header-date-icon {
  flex-shrink: 0;
  font-size: 0.9rem;
  line-height: 1;
}

.header-date-display {
  display: block;
  font-size: 0.72rem;
  line-height: 1.25;
  white-space: nowrap;
}

.header-date-btn::after {
  content: attr(data-open-hint);
  position: absolute;
  right: 0;
  bottom: calc(100% + 0.32rem);
  white-space: nowrap;
  padding: 0.2rem 0.42rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.6rem;
  line-height: 1.2;
  opacity: 0;
  transform: translateY(2px);
  pointer-events: none;
  transition:
    opacity 0.12s ease,
    transform 0.12s ease;
  z-index: 5;
}

.header-date-btn:hover::after,
.header-date-btn:focus-visible::after {
  opacity: 1;
  transform: translateY(0);
}

html[data-theme="dark"] .header-date-btn:hover {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.4);
  box-shadow: 0 0 0 1px rgba(245, 158, 11, 0.22) inset;
}

html[data-theme="dark"] .header-date-btn::after {
  border-color: var(--border);
  background: var(--control-bg);
  color: var(--muted);
}

select,
input,
button {
  font: inherit;
}

select {
  color-scheme: inherit;
}

.input-section {
  flex-shrink: 0;
  margin-bottom: 1rem;
}

.input-row {
  display: flex;
  gap: 0.5rem;
}

.input-row input {
  flex: 1;
  min-width: 0;
  min-height: 46px;
  height: auto;
  padding: 0.58rem 0.85rem;
  line-height: 1.25;
  border: none;
  border-radius: var(--radius-sm);
  background-color: var(--control-bg);
  box-shadow: inset 0 0 0 1px var(--border);
  color: var(--text);
  color-scheme: inherit;
}

.input-row input:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--accent);
}

.drawer-stack-pill-btn:focus-visible,
.stack-dialog-close:focus-visible,
.header-date-btn:focus-visible,
.drawer-close-btn:focus-visible,
.menu-toggle-btn:focus-visible,
.filter-btn:focus-visible,
.calendar-nav-btn:focus-visible,
.calendar-day-btn:focus-visible,
.delete-btn:focus-visible,
.input-row button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.input-row button {
  height: 44px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  padding: 0 0.95rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--accent);
  color: #ffffff;
}

.input-row button:hover {
  background: var(--accent-hover);
}

.filter-section {
  flex-shrink: 0;
  margin-bottom: 0.7rem;
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.7rem;
}

.filter-btn {
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.filter-btn[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.list-section {
  flex: 1 1 auto;
  min-height: 0;
  margin-top: 1rem;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

.todo-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.todo-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.62rem 0.2rem;
  border-bottom: 1px solid var(--border);
}

.todo-item:last-child {
  border-bottom: none;
}

.todo-item label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex: 1;
  min-width: 0;
}

.todo-text {
  word-break: break-word;
}

.todo-item.is-completed .todo-text {
  text-decoration: line-through;
  opacity: 0.56;
}

.delete-btn {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--danger);
  border-radius: 10px;
  padding: 0.32rem 0.56rem;
  cursor: pointer;
}

.delete-btn:hover {
  border-color: var(--danger);
}

.empty-message {
  margin: 0.75rem 0 0;
  color: var(--muted);
  text-align: center;
}

.calendar-view {
  margin-top: 0.9rem;
  border-top: 1px solid var(--border);
  padding-top: 0.85rem;
}

.calendar-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
}

.calendar-heading {
  margin: 0;
  font-size: 1.05rem;
}

.calendar-month-controls {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.calendar-nav-btn {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--control-bg);
  color: var(--text);
  cursor: pointer;
}

.calendar-month-label {
  margin: 0;
  min-width: 8.8rem;
  text-align: center;
  font-weight: 600;
  color: var(--text);
  font-size: 0.9rem;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  grid-auto-rows: auto;
  align-items: start;
  gap: 0.35rem;
}

#calendar-grid .calendar-weekday {
  align-self: center;
  justify-self: center;
  font-size: clamp(0.55rem, min(1.5vw + 2px, 0.72rem), 0.74rem);
  line-height: 1.08;
}

.calendar-weekday {
  font-size: 0.72rem;
  color: var(--muted);
  text-align: center;
  padding: 0.1rem 0;
}

.calendar-day-btn {
  box-sizing: border-box;
  position: relative;
  z-index: 1;
  width: 100%;
  align-self: start;
  aspect-ratio: 1 / 1;
  min-height: 0;
  border: 1px solid var(--cal-slot-base-border);
  border-radius: 10px;
  background: var(--cal-slot-base-bg);
  color: var(--text);
  padding: 0.28rem;
  text-align: left;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 0.12rem;
  overflow: hidden;
  transform-origin: center center;
  transition:
    transform 0.16s ease,
    box-shadow 0.16s ease,
    border-color 0.16s ease;
}

.calendar-day-btn::after {
  content: attr(data-hover-info);
  position: absolute;
  inset: 0.18rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  white-space: pre-line;
  text-align: center;
  font-size: clamp(0.62rem, 1.85vw, 0.84rem);
  line-height: 1.3;
  font-weight: 700;
  color: var(--text);
  background: color-mix(in oklab, var(--surface) 89%, var(--accent) 11%);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
  opacity: 0;
  transform: scale(0.96);
  pointer-events: none;
  transition:
    opacity 0.12s ease,
    transform 0.12s ease;
}

.calendar-day-btn:hover,
.calendar-day-btn:focus-visible {
  z-index: 30;
  transform: scale(1.5);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
}

.calendar-day-btn:hover::after,
.calendar-day-btn:focus-visible::after {
  opacity: 1;
  transform: scale(1);
}

.calendar-day-btn:hover .calendar-day-number,
.calendar-day-btn:hover .calendar-day-stats {
  opacity: 0.12;
}

.calendar-day-btn.is-other-month {
  opacity: 0.45;
}

.calendar-day-btn.is-selected {
  border-color: var(--accent);
  box-shadow:
    0 0 0 1px var(--accent) inset,
    0 0 0 1px color-mix(in oklab, var(--accent) 38%, transparent),
    0 0 14px color-mix(in oklab, var(--accent) 30%, transparent);
  animation: selected-day-pulse 1.6s ease-in-out infinite;
}

.calendar-day-btn.is-selected::before {
  content: "";
  position: absolute;
  top: 0.28rem;
  right: 0.28rem;
  width: 0.3rem;
  height: 0.3rem;
  border-radius: 50%;
  background: color-mix(in oklab, var(--accent) 84%, #fff);
  box-shadow:
    0 0 0 2px color-mix(in oklab, var(--surface) 84%, transparent),
    0 0 10px color-mix(in oklab, var(--accent) 60%, transparent);
  animation: selected-day-sparkle 1.1s ease-in-out infinite;
}

.calendar-day-btn.has-todos.cal-tone-0 {
  background: var(--cal-slot-0-bg);
  border-color: var(--cal-slot-0-border);
}

.calendar-day-btn.has-todos.cal-tone-25 {
  background: var(--cal-slot-25-bg);
  border-color: var(--cal-slot-25-border);
}

.calendar-day-btn.has-todos.cal-tone-50 {
  background: var(--cal-slot-50-bg);
  border-color: var(--cal-slot-50-border);
}

.calendar-day-btn.has-todos.cal-tone-75 {
  background: var(--cal-slot-75-bg);
  border-color: var(--cal-slot-75-border);
}

.calendar-day-btn.has-todos.cal-tone-100,
.calendar-day-btn.is-all-done {
  background: var(--cal-slot-100-bg);
  border-color: var(--cal-slot-100-border);
}

.calendar-day-btn.is-all-done.is-selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent) inset;
}

@keyframes selected-day-pulse {
  0%,
  100% {
    box-shadow:
      0 0 0 1px var(--accent) inset,
      0 0 0 1px color-mix(in oklab, var(--accent) 34%, transparent),
      0 0 10px color-mix(in oklab, var(--accent) 24%, transparent);
  }
  50% {
    box-shadow:
      0 0 0 1px var(--accent) inset,
      0 0 0 1px color-mix(in oklab, var(--accent) 50%, transparent),
      0 0 18px color-mix(in oklab, var(--accent) 42%, transparent);
  }
}

@keyframes selected-day-sparkle {
  0%,
  100% {
    opacity: 0.6;
    transform: scale(0.9);
  }
  50% {
    opacity: 1;
    transform: scale(1.25);
  }
}

.calendar-day-number {
  flex-shrink: 0;
  font-size: clamp(0.68rem, 2.8vw, 0.78rem);
  font-weight: 700;
  line-height: 1;
}

.calendar-day-stats {
  display: flex;
  flex-direction: column;
  gap: 0.02rem;
  min-width: 0;
  width: 100%;
  flex: 1 1 auto;
  justify-content: flex-end;
}

.calendar-stat-line {
  display: block;
  font-size: clamp(0.45rem, 1.9vw, 0.56rem);
  color: var(--muted);
  line-height: 1.15;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
}

#calendar-grid .calendar-day-btn {
  align-self: stretch;
  justify-self: stretch;
  aspect-ratio: unset;
  height: auto;
  min-height: 0;
  padding: clamp(7px, 0.068 * min(100vmin, 38rem), 12px);
  gap: clamp(2px, 0.85vmin + 1px, 0.375rem);
}

#calendar-grid .calendar-day-number {
  font-size: clamp(0.8125rem, min(4.85vmin + 10px, 2.95vw), 1.0625rem);
  line-height: 1;
}

#calendar-grid .calendar-stat-line {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: clip;
  line-height: 1.18;
  font-size: clamp(0.65rem, min(2.9vmin + 7px, 6.2vmin), 0.84rem);
}

@supports (container-type: size) {
  #calendar-grid .calendar-day-btn {
    container-type: size;
  }

  #calendar-grid .calendar-day-number {
    font-size: min(
      1.0625rem,
      max(0.55rem, 26cqi),
      max(0.55rem, 21cqb)
    );
  }

  #calendar-grid .calendar-stat-line {
    font-size: min(0.88rem, max(0.5rem, 21.5cqi), max(0.5rem, 16.5cqb));
  }
}

#calendar-grid .calendar-day-stats {
  gap: 0;
  flex: 0 1 auto;
  min-height: 0;
}


@media (max-width: 560px) {
  .app-card {
    padding: 1rem;
  }

  .title-bar {
    grid-template-columns: auto 1fr auto;
    gap: 0.35rem 0.5rem;
  }

  .header-date-btn {
    max-width: 9.5rem;
  }

  .header-date-display {
    font-size: 0.67rem;
  }

  .input-row {
    flex-direction: column;
  }
}

@media (max-height: 580px) {
  .calendar-view:not([hidden]) {
    margin-top: 0.5rem;
    padding-top: 0.55rem;
  }

  #calendar-view:not([hidden]) .calendar-header {
    gap: 0.35rem;
    margin-bottom: 0.45rem;
  }

  .calendar-heading {
    font-size: clamp(0.92rem, 4vmin, 1.05rem);
  }
}

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