/* 家事シェアノート Web — スマホでもPCでも使いやすいレイアウト */
:root {
  --canvas: #f7f2ea;
  --canvas-2: #efe7dc;
  --surface: #ffffff;
  --surface-2: #fbf8f4;
  --ink: #2a211c;
  --ink-2: #6b5d56;
  --ink-3: #9a8c84;
  --line: rgba(42, 33, 28, 0.09);
  --accent: #c9553c;
  --accent-deep: #9c3a26;
  --accent-soft: #fde6da;
  --teal: #1d7b72;
  --teal-deep: #11524c;
  --teal-soft: #d6efe7;
  --mustard: #d49a2a;
  --mustard-soft: #fbefcf;
  --danger: #bf3431;
  --danger-soft: #fbe1df;
  --radius-lg: 22px;
  --radius: 16px;
  --radius-sm: 12px;
  --shadow: 0 1px 2px rgba(42, 33, 28, 0.05), 0 10px 30px rgba(42, 33, 28, 0.07);
  --shadow-lift: 0 18px 40px rgba(42, 33, 28, 0.16);
  --font: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP",
    "Noto Sans SC", "Noto Sans TC", "Noto Sans KR", "Segoe UI", "Yu Gothic UI", Meiryo, system-ui, sans-serif;
  --num: ui-rounded, -apple-system, BlinkMacSystemFont, "SF Pro Rounded", "Segoe UI", system-ui, sans-serif;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #171311;
    --canvas-2: #201a17;
    --surface: #231d1a;
    --surface-2: #2b2420;
    --ink: #f5ede7;
    --ink-2: #c3b4ab;
    --ink-3: #8f8078;
    --line: rgba(255, 240, 230, 0.1);
    --accent: #e8735a;
    --accent-deep: #f19a85;
    --accent-soft: rgba(232, 115, 90, 0.18);
    --teal: #4cb8ab;
    --teal-deep: #8fd8cf;
    --teal-soft: rgba(76, 184, 171, 0.18);
    --mustard: #e5b24c;
    --mustard-soft: rgba(229, 178, 76, 0.18);
    --danger: #f06a66;
    --danger-soft: rgba(240, 106, 102, 0.16);
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 10px 30px rgba(0, 0, 0, 0.25);
    --shadow-lift: 0 18px 40px rgba(0, 0, 0, 0.45);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body { margin: 0; padding: 0; min-height: 100%; }
body {
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
}

button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--teal); }
h1, h2, h3, h4 { margin: 0; line-height: 1.3; letter-spacing: 0.01em; }
h1 { font-size: 28px; font-weight: 800; }
h2 { font-size: 22px; font-weight: 800; }
h3 { font-size: 16px; font-weight: 700; }
p { margin: 0; }
.muted { color: var(--ink-2); }
.caption { font-size: 12.5px; color: var(--ink-2); }
.num { font-family: var(--num); font-variant-numeric: tabular-nums; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- レイアウト ---------- */
.shell { min-height: 100vh; }
.sidebar { display: none; }
.main { max-width: 640px; margin: 0 auto; padding: 18px 16px 112px; }

.topbar {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 18px;
}
.topbar__title { flex: 1; min-width: 0; }
.topbar__title .eyebrow { display: block; }
.eyebrow { font-size: 12px; font-weight: 700; letter-spacing: 0.08em; color: var(--accent); }

.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border-top: 1px solid var(--line);
  padding: 6px 8px calc(6px + env(safe-area-inset-bottom));
}
.tabbar__inner { max-width: 560px; margin: 0 auto; display: grid; grid-template-columns: repeat(5, 1fr); }
.tab {
  border: 0; background: none; padding: 6px 4px; border-radius: 12px;
  display: grid; justify-items: center; gap: 2px; font-size: 11px; font-weight: 600; color: var(--ink-3);
}
.tab svg { width: 24px; height: 24px; }
.tab[aria-selected="true"] { color: var(--accent); }

@media (min-width: 960px) {
  .shell { display: grid; grid-template-columns: 248px 1fr; }
  .sidebar {
    display: flex; flex-direction: column; gap: 22px;
    position: sticky; top: 0; height: 100vh; padding: 26px 18px;
    border-right: 1px solid var(--line); background: var(--canvas-2);
  }
  .main { max-width: 980px; width: 100%; padding: 30px 40px 60px; }
  .tabbar { display: none; }
  .nav { display: grid; gap: 4px; }
  .nav__item {
    display: flex; align-items: center; gap: 12px; padding: 11px 14px; border-radius: 12px;
    border: 0; background: none; text-align: left; font-weight: 600; color: var(--ink-2);
  }
  .nav__item svg { width: 20px; height: 20px; }
  .nav__item:hover { background: var(--surface); color: var(--ink); }
  .nav__item[aria-selected="true"] { background: var(--surface); color: var(--accent); box-shadow: var(--shadow); }
  .sidebar__foot { margin-top: auto; display: grid; gap: 10px; }
  .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; }
  .span-2 { grid-column: 1 / -1; }
  .hide-desktop { display: none !important; }
}
@media (max-width: 959px) { .hide-mobile { display: none !important; } }

.brand { display: flex; align-items: center; gap: 12px; }
.brand__mark {
  width: 40px; height: 40px; border-radius: 12px; flex: none;
  background: linear-gradient(135deg, var(--accent), #e58a5c);
  display: grid; place-items: center; color: #fff; box-shadow: 0 8px 18px rgba(201, 85, 60, 0.35);
}
.brand__mark svg { width: 24px; height: 24px; }
.brand__name { font-weight: 800; font-size: 17px; }

/* ---------- カード・リスト ---------- */
.stack { display: grid; gap: 14px; }
.stack-sm { display: grid; gap: 8px; }
.row { display: flex; align-items: center; gap: 10px; }
.row--between { justify-content: space-between; }
.row--wrap { flex-wrap: wrap; }
.grow { flex: 1; min-width: 0; }

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 18px; box-shadow: var(--shadow);
}
.card--flat { box-shadow: none; }
.card__head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.card__head h3 { font-size: 15px; }
.section-title { font-size: 13px; font-weight: 700; color: var(--ink-2); margin: 22px 4px 8px; letter-spacing: 0.04em; }

.list { display: grid; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }
.list__row {
  display: flex; align-items: center; gap: 12px; padding: 12px 14px; min-height: 58px;
  border: 0; border-top: 1px solid var(--line); background: none; width: 100%; text-align: left;
}
.list__row:first-child { border-top: 0; }
button.list__row:hover, .list__row--link:hover { background: var(--surface-2); }
.list__title { font-weight: 650; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list__meta { font-size: 12.5px; color: var(--ink-2); display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.list__end { text-align: right; flex: none; }
.list__add { color: var(--accent); font-weight: 700; justify-content: center; }
.list__add svg { width: 18px; height: 18px; }
.empty { padding: 28px 16px; text-align: center; color: var(--ink-2); font-size: 14px; }

.dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.cat-icon {
  width: 38px; height: 38px; border-radius: 12px; flex: none; display: grid; place-items: center;
  font-weight: 800; font-size: 15px; color: #fff;
}
.chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: 999px;
  background: var(--surface-2); border: 1px solid var(--line); font-size: 12px; font-weight: 600; color: var(--ink-2);
}
.badge { display: inline-flex; padding: 3px 9px; border-radius: 999px; font-size: 11.5px; font-weight: 700; background: var(--teal-soft); color: var(--teal-deep); }
.badge--warn { background: var(--mustard-soft); color: #8a5d09; }
.badge--accent { background: var(--accent-soft); color: var(--accent-deep); }

.avatar {
  width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; flex: none;
  color: #fff; font-weight: 800; font-size: 14px;
}
.avatar--sm { width: 24px; height: 24px; font-size: 11px; }

/* ---------- ボタン ---------- */
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 0; border-radius: var(--radius); padding: 13px 18px; min-height: 48px;
  background: var(--accent); color: #fff; font-weight: 700; font-size: 15px;
  transition: transform 0.12s ease, filter 0.12s ease, background 0.12s ease;
  width: 100%;
}
.button:hover { filter: brightness(1.05); }
.button:active { transform: scale(0.98); }
.button[disabled] { opacity: 0.55; cursor: default; transform: none; }
.button svg { width: 18px; height: 18px; }
.button--teal { background: var(--teal); }
.button--ghost { background: var(--surface-2); color: var(--ink); border: 1px solid var(--line); }
.button--quiet { background: none; color: var(--ink-2); min-height: 40px; padding: 8px 12px; }
.button--danger { background: var(--danger-soft); color: var(--danger); }
.button--inline { width: auto; }
.button--small { min-height: 36px; padding: 7px 12px; font-size: 13.5px; border-radius: 11px; }

.icon-button {
  width: 42px; height: 42px; border-radius: 13px; border: 1px solid var(--line); background: var(--surface);
  display: inline-grid; place-items: center; color: var(--ink); flex: none; box-shadow: var(--shadow);
}
.icon-button svg { width: 20px; height: 20px; }
.icon-button--accent { background: var(--accent); color: #fff; border-color: transparent; box-shadow: 0 8px 18px rgba(201, 85, 60, 0.35); }
.icon-button--plain { box-shadow: none; background: none; border-color: transparent; width: 36px; height: 36px; }

.quick-done {
  border: 1px solid var(--line); background: var(--surface-2); color: var(--teal-deep);
  border-radius: 11px; padding: 7px 12px; font-size: 13px; font-weight: 700; flex: none;
}
.quick-done:hover { background: var(--teal-soft); }

/* ---------- ホーム ---------- */
.hero-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.action-tile {
  border: 0; border-radius: var(--radius-lg); padding: 18px 16px; text-align: left; color: #fff;
  display: grid; gap: 10px; min-height: 118px; align-content: space-between; box-shadow: var(--shadow-lift);
  transition: transform 0.12s ease;
}
.action-tile:active { transform: scale(0.98); }
.action-tile--chore { background: linear-gradient(140deg, #1d7b72, #2f9f8f); }
.action-tile--expense { background: linear-gradient(140deg, #c9553c, #e2835d); }
.action-tile__icon { width: 38px; height: 38px; border-radius: 12px; background: rgba(255, 255, 255, 0.2); display: grid; place-items: center; }
.action-tile__icon svg { width: 22px; height: 22px; }
.action-tile__label { font-weight: 800; font-size: 16px; line-height: 1.35; }

.metric { font-family: var(--num); font-size: 30px; font-weight: 800; letter-spacing: -0.01em; font-variant-numeric: tabular-nums; }
.metric--sm { font-size: 20px; }
.balance-bar { display: flex; height: 12px; border-radius: 999px; overflow: hidden; background: var(--canvas-2); margin: 12px 0 10px; }
.balance-bar span { display: block; height: 100%; }
.legend { display: grid; gap: 8px; }
.legend__row { display: flex; align-items: center; gap: 10px; }
.legend__row .grow { font-weight: 600; }
.settle {
  margin-top: 12px; padding: 12px 14px; border-radius: var(--radius); background: var(--surface-2);
  display: flex; align-items: center; gap: 10px; font-weight: 700;
}
.settle svg { width: 18px; height: 18px; color: var(--ink-3); }

.month-picker { display: inline-flex; align-items: center; gap: 4px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 3px; }
.month-picker button { border: 0; background: none; width: 32px; height: 32px; border-radius: 9px; color: var(--ink-2); display: grid; place-items: center; }
.month-picker button:hover { background: var(--surface-2); }
.month-picker svg { width: 16px; height: 16px; }
.month-picker span { font-weight: 700; font-size: 14px; padding: 0 6px; min-width: 96px; text-align: center; }

.share-box {
  display: flex; align-items: center; gap: 10px; padding: 14px; border-radius: var(--radius);
  background: var(--accent-soft); border: 1px dashed color-mix(in srgb, var(--accent) 45%, transparent);
}
.share-code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 21px; font-weight: 800; letter-spacing: 0.08em; flex: 1; color: var(--accent-deep); word-break: break-all; }

/* ---------- フォーム ---------- */
.field { display: grid; gap: 6px; }
.field > span, .field-label { font-size: 13px; font-weight: 700; color: var(--ink-2); }
.input, .field input, .field select, .field textarea {
  width: 100%; border: 1px solid var(--line); background: var(--surface-2); border-radius: var(--radius-sm);
  padding: 12px 14px; min-height: 48px; font-size: 16px; outline: none;
}
.field textarea { min-height: 76px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus, .input:focus { border-color: var(--accent); background: var(--surface); box-shadow: 0 0 0 4px var(--accent-soft); }
.amount-input { position: relative; }
.amount-input input { font-family: var(--num); font-size: 26px; font-weight: 800; padding-left: 44px; min-height: 60px; }
.amount-input b { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); font-size: 18px; color: var(--ink-3); }

.segmented { display: flex; gap: 4px; padding: 4px; background: var(--canvas-2); border-radius: 13px; }
.segmented button, .segmented label {
  flex: 1; border: 0; background: none; padding: 9px 8px; border-radius: 10px; font-weight: 700; font-size: 14px;
  color: var(--ink-2); display: flex; align-items: center; justify-content: center; gap: 6px; text-align: center;
}
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented button[aria-pressed="true"], .segmented label:has(input:checked) { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip-option { position: relative; }
.chip-option input { position: absolute; opacity: 0; pointer-events: none; }
.chip-option > span {
  display: inline-flex; align-items: center; gap: 6px; padding: 8px 12px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface-2); font-size: 13.5px; font-weight: 600; cursor: pointer;
}
.chip-option input:checked + span { background: var(--ink); color: var(--surface); border-color: var(--ink); }
.chip-option input:focus-visible + span { box-shadow: 0 0 0 4px var(--accent-soft); }

.suggest { position: relative; }
.suggest__list {
  position: absolute; left: 0; right: 0; top: calc(100% + 4px); z-index: 5; list-style: none; margin: 0; padding: 6px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-lift);
  max-height: 260px; overflow: auto;
}
.suggest__list button {
  width: 100%; border: 0; background: none; text-align: left; padding: 9px 10px; border-radius: 10px;
  display: flex; align-items: center; gap: 10px;
}
.suggest__list button:hover, .suggest__list button[aria-selected="true"] { background: var(--surface-2); }
.suggest__count { margin-left: auto; font-size: 12px; color: var(--ink-3); }

.toggle { display: flex; align-items: center; gap: 12px; }
.toggle input { appearance: none; width: 46px; height: 28px; border-radius: 999px; background: var(--canvas-2); position: relative; flex: none; cursor: pointer; border: 1px solid var(--line); transition: background 0.15s; }
.toggle input::after { content: ""; position: absolute; top: 2px; left: 2px; width: 22px; height: 22px; border-radius: 50%; background: #fff; box-shadow: 0 2px 5px rgba(0,0,0,.2); transition: transform 0.15s; }
.toggle input:checked { background: var(--teal); }
.toggle input:checked::after { transform: translateX(18px); }

/* ---------- はじめる画面 ---------- */
.welcome { max-width: 1040px; margin: 0 auto; padding: 22px 16px 60px; }
.welcome__top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 26px; }
.welcome__hero { display: grid; gap: 10px; margin: 10px 0 24px; }
.welcome__hero h1 { font-size: clamp(28px, 5vw, 42px); }
.welcome__hero p { color: var(--ink-2); font-size: 16px; max-width: 520px; }
.welcome__grid { display: grid; gap: 16px; }
@media (min-width: 860px) { .welcome__grid { grid-template-columns: 1.1fr 1fr; align-items: start; } }
.welcome__card h2 { font-size: 19px; margin-bottom: 4px; }
.lang-select { border: 1px solid var(--line); background: var(--surface); border-radius: 11px; padding: 8px 10px; font-size: 14px; }
.member-pick { display: grid; gap: 8px; }
.member-pick button { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--surface-2); text-align: left; font-weight: 700; }
.member-pick button:hover { border-color: var(--accent); }
.divider { display: flex; align-items: center; gap: 12px; color: var(--ink-3); font-size: 12.5px; margin: 6px 0; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.feature-list { display: grid; gap: 10px; margin-top: 8px; }
.feature { display: flex; gap: 12px; align-items: flex-start; }
.feature__icon { width: 34px; height: 34px; border-radius: 10px; background: var(--teal-soft); color: var(--teal-deep); display: grid; place-items: center; flex: none; }
.feature__icon svg { width: 18px; height: 18px; }

/* ---------- シート ---------- */
.sheet { position: fixed; inset: 0; z-index: 50; display: grid; align-items: end; }
.sheet__backdrop { position: absolute; inset: 0; background: rgba(20, 14, 10, 0.42); animation: fade 0.18s ease; }
.sheet__panel {
  position: relative; background: var(--surface); border-radius: 24px 24px 0 0; max-height: 92vh; overflow: auto;
  padding: 0 18px calc(22px + env(safe-area-inset-bottom)); box-shadow: var(--shadow-lift); animation: rise 0.22s ease;
  width: 100%;
}
.sheet__head { position: sticky; top: 0; z-index: 2; background: var(--surface); display: flex; align-items: center; gap: 10px; padding: 16px 0 12px; }
.sheet__head h2 { flex: 1; font-size: 18px; }
.sheet__body { display: grid; gap: 16px; }
@media (min-width: 700px) {
  .sheet { align-items: center; justify-items: center; padding: 24px; }
  .sheet__panel { max-width: 540px; border-radius: 24px; max-height: 86vh; }
}
@keyframes rise { from { transform: translateY(24px); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }

/* ---------- その他 ---------- */
.toast {
  position: fixed; left: 50%; bottom: calc(92px + env(safe-area-inset-bottom)); transform: translateX(-50%); z-index: 60;
  background: var(--ink); color: var(--surface); padding: 12px 18px; border-radius: 14px; font-weight: 600; font-size: 14px;
  box-shadow: var(--shadow-lift); max-width: calc(100vw - 32px); animation: rise 0.2s ease;
}
.toast--error { background: var(--danger); color: #fff; }
@media (min-width: 960px) { .toast { bottom: 32px; } }

.loading { min-height: 70vh; display: grid; place-items: center; align-content: center; gap: 14px; color: var(--ink-2); }
.spinner { width: 34px; height: 34px; border-radius: 50%; border: 3px solid var(--line); border-top-color: var(--accent); animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.pill-tabs { display: inline-flex; gap: 4px; padding: 3px; border-radius: 12px; background: var(--canvas-2); }
.pill-tabs button { border: 0; background: none; padding: 6px 12px; border-radius: 9px; font-size: 13px; font-weight: 700; color: var(--ink-2); }
.pill-tabs button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }

.order-buttons { display: flex; gap: 4px; }
.order-buttons button { width: 34px; height: 34px; border-radius: 10px; border: 1px solid var(--line); background: var(--surface-2); display: grid; place-items: center; }
.order-buttons button[disabled] { opacity: 0.3; }
.order-buttons svg { width: 16px; height: 16px; }

.search { position: relative; }
.search input { padding-left: 40px; }
.search svg { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; color: var(--ink-3); }

.pick-list { display: grid; gap: 6px; max-height: 46vh; overflow: auto; padding: 2px; }
.pick { position: relative; }
.pick input { position: absolute; opacity: 0; pointer-events: none; }
.pick > span {
  display: flex; align-items: center; gap: 12px; padding: 11px 12px; border-radius: 14px; border: 1px solid var(--line);
  background: var(--surface-2); cursor: pointer;
}
.pick input:checked + span { border-color: var(--teal); background: var(--teal-soft); }
.pick b { font-weight: 650; }
.pick small { margin-left: auto; color: var(--ink-3); font-size: 12px; white-space: nowrap; }

.kv { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; font-size: 14px; }
.kv dt { color: var(--ink-2); }
.kv dd { margin: 0; text-align: right; font-weight: 600; }

/* ---------- ランディング（ログイン前のトップページ） ---------- */
.landing { max-width: 1120px; margin: 0 auto; padding: 18px 16px 40px; }
.landing__nav { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 4px 0 18px; }
.landing__login { min-height: 38px; }
.landing__hero { display: grid; gap: 22px; align-items: start; padding: 8px 0 34px; }
@media (min-width: 900px) {
  .landing__hero { grid-template-columns: 1.08fr 1fr; gap: 44px; padding: 34px 0 60px; }
  .auth { position: sticky; top: 24px; }
}
.landing__copy { display: grid; gap: 16px; align-content: start; }
.landing__eyebrow {
  display: inline-flex; align-items: center; gap: 8px; justify-self: start; padding: 6px 12px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent-deep); font-size: 12.5px; font-weight: 700;
}
.landing__eyebrow svg { width: 15px; height: 15px; }
.landing__copy h1 { font-size: clamp(32px, 6vw, 54px); line-height: 1.16; letter-spacing: -0.01em; }
.landing__lead { font-size: 16.5px; color: var(--ink-2); max-width: 540px; }
.landing__points { display: flex; flex-wrap: wrap; gap: 8px; }
.landing__point {
  display: inline-flex; align-items: center; gap: 7px; padding: 8px 12px; border-radius: 12px;
  background: var(--surface); border: 1px solid var(--line); font-size: 13.5px; font-weight: 700; box-shadow: var(--shadow);
}
.landing__point svg { width: 17px; height: 17px; color: var(--teal); }
.hero-preview { display: none; }
@media (min-width: 900px) {
  .hero-preview { display: grid; grid-template-columns: 1.4fr 1fr; gap: 12px; margin-top: 10px; max-width: 520px; }
}
.hero-preview__card { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 14px 16px; box-shadow: var(--shadow); display: grid; gap: 4px; }
.hero-preview__card--accent { background: linear-gradient(140deg, #1d7b72, #2f9f8f); color: #fff; border-color: transparent; }
.hero-preview__card--accent .caption { color: rgba(255, 255, 255, 0.8); }

.auth-card { padding: 22px; border-radius: 26px; }
.auth-card h2 { font-size: 21px; margin-bottom: 4px; }
.auth__back {
  justify-self: start; display: inline-flex; align-items: center; gap: 4px; border: 0; background: none;
  color: var(--ink-2); font-weight: 700; font-size: 13.5px; padding: 4px 6px 4px 0;
}
.auth__back svg { width: 16px; height: 16px; }
.auth-note { display: flex; gap: 8px; align-items: flex-start; }
.auth-note svg { width: 16px; height: 16px; flex: none; margin-top: 2px; color: var(--teal); }

.choice {
  display: flex; align-items: center; gap: 14px; width: 100%; text-align: left; padding: 16px;
  border-radius: 18px; border: 1.5px solid var(--line); background: var(--surface-2); color: var(--ink);
  transition: border-color 0.15s ease, transform 0.12s ease, box-shadow 0.15s ease;
}
.choice:hover { border-color: var(--accent); box-shadow: var(--shadow); }
.choice:active { transform: scale(0.99); }
.choice b { display: block; font-size: 16px; }
.choice small { display: block; color: var(--ink-2); font-size: 12.5px; margin-top: 2px; }
.choice > svg { width: 18px; height: 18px; color: var(--ink-3); flex: none; }
.choice__icon { width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; flex: none; color: #fff; }
.choice__icon svg { width: 24px; height: 24px; }
.choice--new .choice__icon { background: linear-gradient(135deg, var(--accent), #e58a5c); }
.choice--iphone .choice__icon { background: linear-gradient(135deg, #1d7b72, #2f9f8f); }
.choice--iphone:hover { border-color: var(--teal); }
.auth-links { display: grid; gap: 2px; margin-top: 2px; }
.auth-links button {
  display: flex; align-items: center; gap: 8px; border: 0; background: none; padding: 9px 4px;
  color: var(--ink-2); font-weight: 700; font-size: 14px; text-align: left; border-radius: 10px;
}
.auth-links button:hover { color: var(--accent); }
.auth-links svg { width: 17px; height: 17px; }

.code-form { display: grid; gap: 10px; }
.code-input {
  font-family: var(--num) !important; font-size: 30px !important; font-weight: 800; letter-spacing: 0.22em;
  text-align: center; min-height: 64px !important;
}
.lookup-result { padding-top: 4px; }
.lookup-result .badge { gap: 6px; align-items: center; font-size: 13px; padding: 5px 11px; }
.lookup-result .badge svg { width: 14px; height: 14px; }
.notice {
  display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px; border-radius: 14px;
  background: var(--mustard-soft); color: #7a5208; font-size: 13.5px; font-weight: 600;
}
@media (prefers-color-scheme: dark) { .notice { color: var(--mustard); } }
.notice svg { width: 18px; height: 18px; flex: none; margin-top: 1px; }

/* iPhoneアプリの「どこにIDがあるか」説明 */
.id-guide { display: grid; grid-template-columns: 132px 1fr; gap: 16px; align-items: center; padding: 14px; border-radius: 18px; background: var(--surface-2); border: 1px solid var(--line); }
.phone { width: 132px; height: 236px; border-radius: 26px; background: #1c1714; padding: 7px; box-shadow: var(--shadow-lift); }
.phone__screen { height: 100%; border-radius: 20px; background: #f7f2ea; padding: 12px 8px 8px; display: flex; flex-direction: column; gap: 5px; color: #2a211c; position: relative; overflow: hidden; }
.phone__title { font-size: 13px; font-weight: 800; padding: 0 4px 2px; }
.phone__row { font-size: 9.5px; font-weight: 600; background: #fff; border-radius: 8px; padding: 6px 7px; display: flex; align-items: center; gap: 4px; }
.phone__row svg { width: 10px; height: 10px; }
.phone__row--hot { background: #d6efe7; color: #11524c; outline: 2px solid #1d7b72; font-weight: 800; animation: pulse 2s ease-in-out infinite; }
.phone__code { background: #fde6da; border-radius: 8px; padding: 5px 7px; display: grid; }
.phone__code small { font-size: 8px; color: #9c3a26; font-weight: 700; }
.phone__code b { font-family: var(--num); font-size: 15px; letter-spacing: 0.08em; color: #9c3a26; }
.phone__tabs { margin-top: auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; padding: 6px 6px 2px; border-top: 1px solid rgba(0, 0, 0, 0.06); }
.phone__tabs span { height: 8px; border-radius: 4px; background: rgba(0, 0, 0, 0.12); }
.phone__tabs span.on { background: #c9553c; }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(29, 123, 114, 0.35); } 50% { box-shadow: 0 0 0 5px rgba(29, 123, 114, 0); } }
.id-guide__steps { margin: 0; padding: 0; list-style: none; counter-reset: guide; display: grid; gap: 10px; }
.id-guide__steps li { counter-increment: guide; display: grid; grid-template-columns: 24px 1fr; column-gap: 8px; font-size: 14px; }
.id-guide__steps li::before {
  content: counter(guide); grid-row: span 2; width: 22px; height: 22px; border-radius: 50%; background: var(--teal);
  color: #fff; font-size: 12px; font-weight: 800; display: grid; place-items: center;
}
.id-guide__steps .caption { grid-column: 2; }
@media (max-width: 380px) { .id-guide { grid-template-columns: 1fr; justify-items: center; } }

.landing__section { padding: 30px 0; border-top: 1px solid var(--line); }
.landing__h2 { font-size: clamp(22px, 3.4vw, 30px); margin-bottom: 18px; }
.feature-grid { display: grid; gap: 14px; }
@media (min-width: 700px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .feature-grid { grid-template-columns: repeat(5, 1fr); } }
.feature-card { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 18px; box-shadow: var(--shadow); display: grid; gap: 8px; align-content: start; }
.feature-card h3 { font-size: 16px; }
.feature-card p { color: var(--ink-2); font-size: 13.5px; }
.feature-card__icon { width: 42px; height: 42px; border-radius: 13px; background: var(--teal-soft); color: var(--teal-deep); display: grid; place-items: center; }
.feature-card:nth-child(even) .feature-card__icon { background: var(--accent-soft); color: var(--accent-deep); }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
@media (min-width: 800px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.step { display: flex; gap: 14px; align-items: flex-start; background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 18px; }
.step h3 { font-size: 16px; margin-bottom: 4px; }
.step p { color: var(--ink-2); font-size: 13.5px; }
.step__num { width: 34px; height: 34px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 800; display: grid; place-items: center; flex: none; font-family: var(--num); }
.landing__cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.landing__foot { border-top: 1px solid var(--line); padding: 24px 0 8px; display: grid; gap: 8px; justify-items: start; }

/* ---------- 家事の記録（どっちがやった・今回の点数） ---------- */
.quick-head { display: flex; align-items: center; gap: 12px; padding: 12px; border-radius: 16px; background: var(--surface-2); border: 1px solid var(--line); }
.quick-head b { font-size: 16px; }
.who-pick { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.who-pick__option { position: relative; }
.who-pick__option input { position: absolute; opacity: 0; pointer-events: none; }
.who-pick__option > span {
  display: grid; justify-items: center; gap: 4px; padding: 14px 8px; border-radius: 16px; border: 2px solid var(--line);
  background: var(--surface-2); cursor: pointer; text-align: center; transition: border-color 0.12s, background 0.12s;
}
.who-pick__option b { font-size: 15px; }
.who-pick__option small { font-size: 11.5px; color: var(--ink-3); }
.who-pick__option .avatar { width: 40px; height: 40px; font-size: 16px; }
.who-pick__option input:checked + span { border-color: var(--teal); background: var(--teal-soft); }
.who-pick__option input:focus-visible + span { box-shadow: 0 0 0 4px var(--accent-soft); }
.stepper { display: flex; align-items: center; gap: 8px; }
.stepper button {
  width: 52px; height: 52px; border-radius: 14px; border: 1px solid var(--line); background: var(--surface-2);
  font-size: 24px; font-weight: 700; color: var(--ink); flex: none;
}
.stepper button:active { transform: scale(0.96); }
.stepper input {
  flex: 1; min-width: 0; text-align: center; font-family: var(--num); font-size: 26px; font-weight: 800;
  border: 1px solid var(--line); background: var(--surface-2); border-radius: 14px; min-height: 52px; outline: none;
  -moz-appearance: textfield;
}
.stepper input::-webkit-outer-spin-button, .stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.stepper input:focus { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }
.stepper__unit { font-weight: 800; color: var(--ink-3); }
.more { border: 1px solid var(--line); border-radius: 14px; padding: 10px 14px; background: var(--surface-2); }
.more summary { cursor: pointer; font-weight: 700; font-size: 13.5px; color: var(--ink-2); }
.more[open] summary { margin-bottom: 12px; }
.brand__name, .landing__login { white-space: nowrap; }
@media (max-width: 480px) {
  .landing__nav .brand__name { font-size: 15px; }
  .landing__nav .lang-select { max-width: 104px; padding: 7px 6px; font-size: 13px; }
  .landing__nav .brand__mark { width: 36px; height: 36px; }
  .id-guide { grid-template-columns: 112px 1fr; gap: 12px; padding: 12px; }
  .phone { width: 112px; height: 206px; }
  .id-guide__steps li { font-size: 13px; }
  .auth-card { padding: 18px; }
}
.phone__code b { white-space: nowrap; }
@media (max-width: 480px) { .phone__code b { font-size: 13px; letter-spacing: 0.04em; } }
.notice--soft { background: var(--surface-2); color: var(--ink-2); border: 1px dashed var(--line); font-weight: 600; }

/* 累計／月別の切り替えと、いつの数字かの目印 */
.period-switcher { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; }
.period-switcher .month-picker { margin: 0; }
.period-badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 9px; border-radius: 999px; font-size: 11.5px; font-weight: 800; white-space: nowrap; background: var(--teal-soft); color: var(--teal-deep); }
.period-badge::before { content: "∞"; font-weight: 900; }
.period-badge--month { background: var(--accent-soft); color: var(--accent-deep); }
.period-badge--month::before { content: "📅"; font-size: 10px; }
.history-day { font-size: 12.5px; font-weight: 800; color: var(--ink-2); padding: 0 4px; }
.row--end { justify-content: flex-end; }

/* Larger tabular numbers remain legible on both narrow and wide layouts. */
.num, .list__end.num { font-size: 1.15em; font-variant-numeric: tabular-nums; font-weight: 700; }
.metric { font-size: clamp(2.4rem, 6vw, 3.5rem); }
.sync-status { position: sticky; top: 0; z-index: 30; display: flex; flex-wrap: wrap; gap: .7rem; align-items: center; padding: .7rem 1.2rem; background: #edf7f1; color: #174f48; font-weight: 700; border-bottom: 1px solid #c8ded4; }
.sync-status span { font-size: .9rem; font-weight: 400; }