:root {
  color-scheme: light dark;
  --bg: var(--tg-theme-bg-color, #f4f5f7);
  --card: var(--tg-theme-secondary-bg-color, #fff);
  --text: var(--tg-theme-text-color, #15171a);
  --hint: var(--tg-theme-hint-color, #72777f);
  --link: var(--tg-theme-link-color, #2481cc);
  --button: var(--tg-theme-button-color, #2481cc);
  --button-text: var(--tg-theme-button-text-color, #fff);
  --danger: #d94848;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); min-height: 100vh; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
#app { max-width: 720px; margin: 0 auto; padding: 18px 16px calc(104px + env(safe-area-inset-bottom) + var(--tg-content-safe-area-inset-bottom, 0px)); }
h1 { margin: 0 0 18px; font-size: 26px; }
h2 { margin: 22px 0 10px; font-size: 15px; color: var(--hint); font-weight: 650; }
.tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 18px; }
.tab, .chip, .secondary, .danger, .sheet button, .modal button { border: 0; border-radius: 12px; padding: 11px 14px; background: var(--card); color: var(--text); }
.tab.active { background: var(--button); color: var(--button-text); }
.task-list { display: grid; gap: 8px; }
.task { width: 100%; text-align: left; border: 0; border-radius: 14px; padding: 13px 14px; color: var(--text); background: var(--card); box-shadow: 0 1px 2px rgb(0 0 0 / 5%); }
.task-time { color: var(--hint); font-size: 13px; margin-bottom: 4px; }
.task-text { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; white-space: pre-wrap; overflow-wrap: anywhere; }
.empty { text-align: center; color: var(--hint); padding: 70px 20px; line-height: 1.55; white-space: pre-line; }
.fab { position: fixed; right: max(20px, calc((100vw - 720px) / 2 + 20px)); bottom: calc(22px + env(safe-area-inset-bottom) + var(--tg-content-safe-area-inset-bottom, 0px)); width: 58px; height: 58px; border: 0; border-radius: 50%; background: var(--button); color: var(--button-text); font-size: 34px; line-height: 1; box-shadow: 0 8px 24px rgb(0 0 0 / 22%); }
.card-text { white-space: pre-wrap; overflow-wrap: anywhere; font-size: 20px; line-height: 1.45; margin: 8px 0 24px; }
.meta { color: var(--hint); margin: 8px 0 24px; line-height: 1.5; }
.actions { display: grid; gap: 10px; }
.primary { border: 0; border-radius: 12px; padding: 13px 16px; background: var(--button); color: var(--button-text); }
.secondary { background: var(--card); }
.danger { color: var(--danger); background: transparent; }
.link-action { border: 0; padding: 10px 0; text-align: left; color: var(--link); background: transparent; }
label { display: block; color: var(--hint); font-size: 14px; margin: 16px 0 7px; }
textarea, input { width: 100%; border: 1px solid color-mix(in srgb, var(--hint) 35%, transparent); border-radius: 12px; padding: 12px; background: var(--card); color: var(--text); }
textarea { min-height: 130px; resize: vertical; }
.date-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.chip.selected { color: var(--button-text); background: var(--button); }
.error { text-align: center; padding: 70px 20px; }
.error p { color: var(--hint); }
.toast { position: fixed; z-index: 30; left: 50%; bottom: calc(94px + env(safe-area-inset-bottom)); transform: translate(-50%, 20px); background: #202328; color: #fff; border-radius: 12px; padding: 10px 14px; opacity: 0; pointer-events: none; transition: .18s; white-space: nowrap; max-width: calc(100vw - 32px); overflow: hidden; text-overflow: ellipsis; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.overlay { position: fixed; inset: 0; z-index: 20; background: rgb(0 0 0 / 42%); }
.sheet { position: fixed; z-index: 21; left: 0; right: 0; bottom: 0; max-height: 82vh; overflow: auto; padding: 18px 16px calc(18px + env(safe-area-inset-bottom) + var(--tg-content-safe-area-inset-bottom, 0px)); border-radius: 20px 20px 0 0; background: var(--bg); }
.sheet h2 { margin-top: 0; color: var(--text); font-size: 20px; }
.sheet button { display: block; width: 100%; margin: 7px 0; text-align: left; }
.sheet .separator { height: 1px; background: color-mix(in srgb, var(--hint) 25%, transparent); margin: 12px 0; }
.modal-wrap { position: fixed; z-index: 25; inset: 0; display: grid; place-items: center; padding: 20px; background: rgb(0 0 0 / 42%); }
.modal { width: min(420px, 100%); background: var(--bg); border-radius: 18px; padding: 20px; }
.modal h2 { margin-top: 0; color: var(--text); font-size: 20px; }
.modal p { white-space: pre-wrap; overflow-wrap: anywhere; }
.modal-actions { display: grid; gap: 8px; margin-top: 18px; }
.fallback-action { position: fixed; z-index: 15; left: 16px; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom)); max-width: 688px; margin: auto; border: 0; border-radius: 12px; padding: 14px; background: var(--button); color: var(--button-text); }
[hidden] { display: none !important; }