@font-face {
  font-family: "Iansui";
  src: url("assets/fonts/Iansui-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --paper: #f7f5f0;
  --surface: #fffefa;
  --ink: #25241f;
  --muted: #77746b;
  --line: #dedbd2;
  --accent: #e46b45;
  --accent-dark: #bd4d2c;
  --sun: #f0b94c;
  --shadow: 0 18px 50px rgb(51 45 34 / 10%);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
  color: var(--ink);
  font-family: "Iansui", "PingFang TC", "Microsoft JhengHei", system-ui, sans-serif;
  line-height: 1.5;
}
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { color: inherit; }
.app-shell { min-height: 100dvh; padding-bottom: 96px; }
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; justify-content: space-between; align-items: center;
  max-width: 1060px; height: 72px; margin: 0 auto; padding: 0 28px;
  background: color-mix(in srgb, var(--paper) 90%, transparent);
  backdrop-filter: blur(16px);
}
.brand { order: 1; display: flex; gap: 10px; align-items: center; color: var(--ink); font-weight: 800; text-decoration: none; letter-spacing: .08em; }
.brand-mark { display: block; width: 32px; height: 32px; object-fit: contain; }
.icon-button, .modal-close {
  display: grid; place-items: center; border: 0; background: transparent; cursor: pointer;
}
.icon-button { order: 3; display: flex; gap: 8px; align-items: center; min-height: 42px; padding: 0 12px; border-radius: 21px; color: var(--ink); font-size: .9rem; font-weight: 700; text-decoration: none; }
.github-link { order: 2; margin-left: auto; }
.icon-button:hover { background: #ebe7de; }
.icon-button svg { width: 21px; fill: var(--ink); }
main { width: min(100% - 40px, 960px); margin: 0 auto; }
.beta-notice {
  display: flex; gap: 10px; align-items: flex-start;
  margin: 24px 0 0; padding: 14px 18px;
  border: 1px solid color-mix(in srgb, var(--accent) 32%, var(--line));
  border-radius: 14px;
  background: color-mix(in srgb, var(--accent) 7%, var(--surface));
  color: var(--accent-dark); font-size: .86rem; font-weight: 700; line-height: 1.6;
}
.beta-notice[hidden] { display: none; }
.beta-notice-mark { flex: none; }
.beta-notice-close {
  flex: none; display: grid; place-items: center; align-self: center;
  width: 28px; height: 28px; margin-left: auto; padding: 0;
  border: 0; border-radius: 50%; background: transparent;
  color: var(--accent-dark); font-size: 1.4rem; line-height: 1; cursor: pointer;
}
.beta-notice-close:hover { background: color-mix(in srgb, var(--accent) 16%, transparent); }
.beta-notice ~ .view .hero-copy, .beta-notice ~ .view .history-header { padding-top: 34px; }
.view { animation: reveal .35s ease both; }
@keyframes reveal { from { opacity: 0; transform: translateY(8px); } }
.hero-copy { padding: 58px 0 28px; }
.eyebrow { margin: 0 0 8px; color: var(--accent-dark); font-size: .76rem; font-weight: 800; letter-spacing: .2em; text-transform: uppercase; }
h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 10px; font-family: "Iansui", "PingFang TC", "Microsoft JhengHei", sans-serif; font-size: clamp(2.2rem, 6vw, 4rem); font-weight: 500; letter-spacing: -.035em; line-height: 1.12; }
h2 { margin-bottom: 6px; font-family: "Iansui", "PingFang TC", "Microsoft JhengHei", sans-serif; font-size: clamp(1.45rem, 4vw, 2rem); font-weight: 500; }
.hero-copy > p:last-child, .history-header > div > p:last-child { color: var(--muted); }
.weather-card {
  overflow: hidden; position: relative; padding: 34px;
  border: 1px solid #d8d3c9; border-radius: 24px;
  background: linear-gradient(135deg, #fffefa 0%, #f4eee2 100%); box-shadow: var(--shadow);
}
.weather-card::after { content: ""; position: absolute; top: -75px; right: -50px; width: 230px; height: 230px; border: 1px solid rgb(228 107 69 / 12%); border-radius: 50%; box-shadow: 0 0 0 36px rgb(228 107 69 / 4%), 0 0 0 72px rgb(228 107 69 / 3%); pointer-events: none; }
.weather-main { display: flex; justify-content: space-between; align-items: center; min-height: 170px; }
.temperature { display: flex; align-items: flex-start; line-height: 1; }
.temperature strong { font-family: "Iansui", "PingFang TC", "Microsoft JhengHei", sans-serif; font-size: clamp(4.5rem, 14vw, 7rem); font-weight: 400; letter-spacing: -.06em; }
.temperature span { margin: 12px 0 0 10px; font-size: 1.6rem; }
.weather-description { margin-bottom: 0; font-weight: 700; }
.weather-symbol { z-index: 1; display: block; width: 160px; height: 160px; object-fit: contain; filter: drop-shadow(0 16px 20px rgb(67 91 119 / 20%)); }
.weather-symbol.is-loading { opacity: .58; animation: weather-loading 1.4s ease-in-out infinite alternate; }
.weather-symbol.is-error { opacity: .55; filter: grayscale(.55) drop-shadow(0 12px 16px rgb(67 91 119 / 14%)); }
@keyframes weather-loading { to { opacity: .9; transform: translateY(-4px); } }
.weather-details { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.weather-details div { display: flex; justify-content: space-between; gap: 8px; padding: 19px 22px 0; border-right: 1px solid var(--line); }
.weather-details div:first-child { padding-left: 0; }
.weather-details div:last-child { border: 0; padding-right: 0; }
.weather-details span { color: var(--muted); }
.location-help { margin-top: 20px; padding: 16px 18px; border: 1px solid var(--line); border-radius: 14px; background: rgb(255 255 255 / 62%); }
.location-help-title { margin: 0 0 8px; font-size: .88rem; font-weight: 700; }
.location-help-steps { margin: 0; padding-left: 20px; color: var(--muted); font-size: .84rem; line-height: 1.7; }
.refresh-button { margin-top: 18px; }
.text-button { padding: 0; border: 0; border-bottom: 1px solid currentColor; background: transparent; color: var(--accent-dark); font-size: .86rem; cursor: pointer; }
.entry-section, .today-section { padding: 80px 0 12px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; margin-bottom: 24px; }
.section-heading.compact { align-items: center; }
.step-label, #todayCount { color: var(--muted); font-size: .86rem; }
.mood-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.mood-option { display: flex; flex-direction: column; gap: 12px; align-items: center; padding: 24px 14px 18px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); cursor: pointer; transition: .2s ease; }
.mood-option:hover { border-color: #b9b3a8; transform: translateY(-2px); }
.mood-option[aria-checked="true"] { border-color: var(--accent); background: #fff7f2; box-shadow: 0 0 0 3px rgb(228 107 69 / 12%); }
.mood-option:disabled { opacity: .48; cursor: not-allowed; transform: none; }
.mood-emoji { font-size: 2rem; }
.note-field { display: block; margin-top: 20px; }
.note-label { display: flex; justify-content: space-between; margin-bottom: 9px; color: var(--muted); font-size: .86rem; }
textarea, input, select { border: 1px solid var(--line); border-radius: 12px; background: var(--surface); color: var(--ink); outline: none; }
textarea { width: 100%; min-height: 126px; padding: 16px; resize: vertical; }
textarea:disabled { background: #eeebe4; cursor: not-allowed; }
textarea:focus, input:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgb(228 107 69 / 12%); }
.primary-button, .secondary-button { display: flex; justify-content: center; align-items: center; gap: 12px; border-radius: 12px; font-weight: 800; cursor: pointer; transition: .2s ease; }
.primary-button { width: 100%; margin-top: 16px; padding: 15px 20px; border: 0; background: var(--accent); color: white; }
.primary-button:not(:disabled):hover { background: var(--accent-dark); transform: translateY(-1px); }
.primary-button:disabled { opacity: .42; cursor: not-allowed; }
.secondary-button { padding: 11px 16px; border: 1px solid var(--line); background: var(--surface); }
.secondary-button:hover { border-color: var(--accent); color: var(--accent-dark); }
.secondary-button svg { width: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.data-actions, .export-actions { display: flex; gap: 10px; }
.export-actions { flex-wrap: wrap; }
.export-actions .primary-button { margin-top: 0; }
.export-actions .primary-button:not(.drive-export-button), .export-actions .secondary-button { flex: 1; width: auto; }
.export-actions .drive-export-button { flex-basis: 100%; }
.export-actions .tester-link { flex-basis: 100%; margin: 0 0 6px; }
.entry-list, .history-list { display: grid; gap: 12px; }
.entry-card { display: grid; grid-template-columns: auto 1fr auto; gap: 16px; align-items: center; padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); }
.entry-emoji { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; background: #f4efe6; font-size: 1.55rem; }
.entry-card h3 { margin: 0 0 3px; font-family: "Iansui", "PingFang TC", "Microsoft JhengHei", sans-serif; font-size: 1.17rem; }
.entry-card p { margin: 0; color: var(--muted); font-size: .92rem; white-space: pre-wrap; overflow-wrap: anywhere; }
.entry-meta { color: var(--muted); font-size: .78rem; text-align: right; }
.delete-button { margin-top: 6px; border: 0; background: transparent; color: #9b5544; font-size: .78rem; cursor: pointer; }
.history-header { display: flex; justify-content: space-between; gap: 24px; align-items: end; padding: 58px 0 34px; border-bottom: 1px solid var(--line); }
.history-controls { display: flex; flex-wrap: wrap; gap: 14px; justify-content: flex-end; align-items: flex-start; padding: 24px 0; }
.history-controls label { color: var(--muted); font-size: .8rem; }
.history-controls select { display: block; margin-top: 6px; padding: 9px 34px 9px 12px; }
.date-filter-control { color: var(--muted); font-size: .8rem; }
.export-date-range { margin-top: 20px; color: var(--muted); font-size: .84rem; font-weight: 700; }
.export-date-range .date-range-trigger { width: 100%; font-weight: 400; }
.export-date-range .date-range-summary { font-weight: 400; }
.date-range-trigger { display: flex; gap: 16px; justify-content: space-between; align-items: center; min-width: 230px; min-height: 40px; margin-top: 6px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); cursor: pointer; }
.date-range-trigger:hover { border-color: var(--accent); }
.date-range-summary { max-width: 300px; margin: 6px 0 0; color: var(--accent-dark); font-size: .78rem; }
.history-list { gap: 20px; }
.history-list .entry-card { grid-template-columns: auto 1fr minmax(120px, auto); padding: 26px; }
.empty-state { padding: 90px 20px; color: var(--muted); text-align: center; }
.empty-state > span { display: block; margin-bottom: 10px; font-size: 3rem; }
.empty-state h2 { color: var(--ink); }
.bottom-nav { position: fixed; z-index: 20; left: 50%; bottom: max(18px, env(safe-area-inset-bottom)); display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px; width: min(280px, calc(100% - 40px)); padding: 6px; border: 1px solid rgb(37 36 31 / 10%); border-radius: 18px; background: rgb(255 254 250 / 92%); box-shadow: 0 10px 35px rgb(51 45 34 / 17%); backdrop-filter: blur(18px); transform: translateX(-50%); }
.nav-item { display: flex; gap: 8px; justify-content: center; align-items: center; padding: 10px 14px; border-radius: 12px; color: var(--muted); font-size: .86rem; font-weight: 700; text-decoration: none; }
.nav-item svg { width: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.nav-item.active { background: var(--ink); color: white; }
.modal { width: min(480px, calc(100% - 32px)); padding: 0; border: 0; border-radius: 22px; background: var(--surface); color: var(--ink); box-shadow: 0 30px 90px rgb(0 0 0 / 28%); }
.modal::backdrop { background: rgb(34 31 25 / 52%); backdrop-filter: blur(5px); }
.modal form { position: relative; padding: 36px; }
.modal h2 { font-size: 1.9rem; }
.modal form > p:not(.eyebrow):not(.form-error) { color: var(--muted); }
.modal-close { position: absolute; top: 16px; right: 16px; width: 34px; height: 34px; color: var(--muted); font-size: 1.6rem; }
.form-error { min-height: 20px; margin: 8px 0 0; color: #b13c27 !important; font-size: .8rem; }
.date-picker-modal { width: min(430px, calc(100% - 24px)); max-height: calc(100dvh - 24px); overflow: auto; }
.date-picker-panel { position: relative; padding: 32px; }
.date-picker-instruction { margin-bottom: 20px; color: var(--muted); }
.calendar-header { display: grid; grid-template-columns: 42px 1fr 42px; align-items: center; margin-bottom: 10px; text-align: center; }
.calendar-nav { width: 42px; height: 42px; border: 0; border-radius: 50%; background: transparent; font-size: 1.6rem; cursor: pointer; }
.calendar-nav:hover { background: #f1ede4; }
.calendar-weekdays, .calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.calendar-weekdays { margin-bottom: 4px; color: var(--muted); font-size: .75rem; text-align: center; }
.calendar-weekdays span { padding: 5px 0; }
.calendar-day { aspect-ratio: 1; padding: 0; border: 0; border-radius: 50%; background: transparent; cursor: pointer; }
.calendar-day:hover { background: #f4eee5; }
.calendar-day.in-range { border-radius: 8px; background: #fae8dc; }
.calendar-day.range-start, .calendar-day.range-end { border-radius: 50%; background: var(--accent); color: white; font-weight: 800; }
.calendar-day.today { box-shadow: inset 0 0 0 1px var(--accent); }
.calendar-day:focus-visible, .calendar-nav:focus-visible, .date-range-trigger:focus-visible { outline: 3px solid rgb(228 107 69 / 35%); outline-offset: 2px; }
.calendar-spacer { aspect-ratio: 1; }
.calendar-help { margin: 8px 0 0; color: var(--muted); font-size: .72rem; }
.date-selection { min-height: 64px; margin-top: 18px; padding: 12px 14px; border-radius: 12px; background: #f4f1ea; color: var(--muted); font-size: .85rem; }
.date-selection strong { display: block; color: var(--ink); font-size: .95rem; }
.date-picker-error { margin-bottom: 8px; }
.date-picker-actions { display: flex; gap: 16px; justify-content: space-between; align-items: center; }
.date-picker-actions .text-button { margin-left: auto; }
.date-picker-actions .primary-button { width: auto; margin-top: 0; padding: 11px 20px; }
.helper-link { display: block; margin-top: 18px; color: var(--accent-dark); font-size: .83rem; text-align: center; }
.import-actions { display: grid; gap: 10px; margin-top: 22px; }
.import-actions .primary-button { margin-top: 0; }
.drive-backup-modal { width: min(560px, calc(100% - 32px)); max-height: calc(100dvh - 32px); overflow: auto; }
.drive-backup-panel { position: relative; padding: 36px; }
.drive-backup-panel > p:not(.eyebrow) { color: var(--muted); }
.drive-backup-status { min-height: 24px; margin: 20px 0 10px; color: var(--muted); font-size: .86rem; }
.drive-backup-list { display: grid; gap: 10px; }
.drive-backup-item { display: grid; grid-template-columns: 1fr auto; gap: 8px 16px; align-items: center; width: 100%; padding: 15px 16px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); color: var(--ink); text-align: left; cursor: pointer; }
.drive-backup-item:hover { border-color: var(--accent); background: #fffaf6; }
.drive-backup-item:disabled { opacity: .5; cursor: wait; }
.drive-backup-name { min-width: 0; overflow: hidden; font-weight: 800; text-overflow: ellipsis; white-space: nowrap; }
.drive-backup-date { color: var(--muted); font-size: .78rem; }
.drive-backup-arrow { grid-column: 2; grid-row: 1 / span 2; color: var(--accent-dark); font-size: 1.25rem; }
.drive-refresh-button { width: 100%; margin-top: 14px; }
.toast { position: fixed; z-index: 40; left: 50%; bottom: 105px; max-width: calc(100% - 32px); padding: 12px 18px; border-radius: 10px; background: var(--ink); color: white; font-size: .88rem; opacity: 0; pointer-events: none; transform: translate(-50%, 12px); transition: .25s ease; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 620px) {
  .topbar { height: 64px; padding: 0 20px; }
  .github-link span { display: none; }
  .github-link { width: 42px; justify-content: center; padding: 0; }
  main { width: min(100% - 28px, 960px); }
  .hero-copy, .history-header { padding-top: 34px; }
  .beta-notice { margin-top: 18px; padding: 12px 14px; font-size: .8rem; }
  .beta-notice ~ .view .hero-copy, .beta-notice ~ .view .history-header { padding-top: 26px; }
  .weather-card { padding: 24px 20px; border-radius: 20px; }
  .weather-main { min-height: 150px; }
  .weather-symbol { width: 105px; height: 105px; }
  .temperature strong { font-size: 4.8rem; }
  .weather-details { gap: 0; }
  .weather-details div { flex-direction: column; padding: 16px 10px 0; }
  .weather-details div:first-child { padding-left: 0; }
  .entry-section, .today-section { padding-top: 58px; }
  .mood-grid { gap: 8px; }
  .mood-option { padding: 18px 8px 14px; }
  .history-header { display: block; }
  .history-header .data-actions { margin-top: 24px; }
  .history-controls { justify-content: stretch; }
  .history-controls > label, .date-filter-control { width: 100%; }
  .history-controls select, .date-range-trigger { width: 100%; }
  .history-list .entry-card, .entry-card { grid-template-columns: auto 1fr; }
  .entry-meta { grid-column: 2; text-align: left; }
  .modal form { padding: 32px 24px 26px; }
  .drive-backup-panel { padding: 32px 24px 26px; }
  .date-picker-panel { padding: 28px 20px 22px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}