/* ===== Motyw / tokeny ===== */
:root {
  color-scheme: light dark;
  --bg: #f2f3fb;
  --bg-grad: radial-gradient(1200px 600px at 15% -10%, #e7e6ff 0%, transparent 60%),
             radial-gradient(1000px 500px at 100% 0%, #e3f0ff 0%, transparent 55%);
  --surface: #ffffff;
  --surface-2: #f6f7fc;
  --text: #1a1b2e;
  --text-muted: #6b6f86;
  --border: #e7e8f3;
  --accent: #514fe6;
  --accent-hover: #413fd6;
  --accent-soft: #ececfe;
  --accent-contrast: #ffffff;
  --danger: #e23a5e;
  --danger-hover: #cf2b4f;
  --danger-soft: #fdeaef;
  --shadow: 0 1px 2px rgba(20, 20, 55, .04), 0 10px 30px rgba(20, 20, 55, .07);
  --shadow-lg: 0 20px 60px rgba(20, 20, 55, .22);
  --radius: 18px;
  --radius-sm: 12px;
  --radius-xs: 9px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d0e1a;
    --bg-grad: radial-gradient(1200px 600px at 15% -10%, #1c1b3a 0%, transparent 60%),
               radial-gradient(1000px 500px at 100% 0%, #122033 0%, transparent 55%);
    --surface: #171826;
    --surface-2: #1f2133;
    --text: #e9eaf7;
    --text-muted: #9a9db6;
    --border: #2a2c42;
    --accent: #8b87ff;
    --accent-hover: #9d99ff;
    --accent-soft: #262649;
    --accent-contrast: #12132a;
    --danger: #ff6b88;
    --danger-hover: #ff849b;
    --danger-soft: #34202b;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 12px 34px rgba(0, 0, 0, .38);
    --shadow-lg: 0 24px 70px rgba(0, 0, 0, .55);
  }
}

:root[data-theme="dark"] {
  --bg: #0d0e1a;
  --bg-grad: radial-gradient(1200px 600px at 15% -10%, #1c1b3a 0%, transparent 60%),
             radial-gradient(1000px 500px at 100% 0%, #122033 0%, transparent 55%);
  --surface: #171826;
  --surface-2: #1f2133;
  --text: #e9eaf7;
  --text-muted: #9a9db6;
  --border: #2a2c42;
  --accent: #8b87ff;
  --accent-hover: #9d99ff;
  --accent-soft: #262649;
  --accent-contrast: #12132a;
  --danger: #ff6b88;
  --danger-hover: #ff849b;
  --danger-soft: #34202b;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 12px 34px rgba(0, 0, 0, .38);
  --shadow-lg: 0 24px 70px rgba(0, 0, 0, .55);
}

/* ===== Reset ===== */
* { box-sizing: border-box; }
* ::selection { background: var(--accent); color: var(--accent-contrast); }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  padding: 28px 20px 64px;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background-color: var(--bg);
  background-image: var(--bg-grad);
  background-attachment: fixed;
  line-height: 1.5;
  transition: background-color .25s ease, color .25s ease;
}

h1, h2, h3, p { margin: 0; }
button { font: inherit; cursor: pointer; }
input { font: inherit; }

/* ===== Układ ===== */
.app {
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

/* Wrapper widoku "Ten tydzień" — musi mieć własny gap (te same 22px co
   .app), bo inaczej karta podsumowania / siatka przedmiotów / kafelek
   "dodaj" (jego trzy dzieci) stykają się bez żadnego odstępu — .app’s gap
   działa tylko między jego BEZPOŚREDNIMI dziećmi, a ten div jest jednym z nich. */
#viewCurrent {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
/* Bez tego przełącznik widoku (Ten tydzień / Historia) klika się, ale
   nic się wizualnie nie dzieje: sam atrybut [hidden] przegrywa z powyższym
   `display: flex`, bo oba mają tę samą specyficzność, a reguła autora (ta
   powyżej) idzie w arkuszu PO domyślnej regule przeglądarki dla [hidden] —
   więc wygrywa i element zostaje widoczny mimo hidden. .modal[hidden] niżej
   ma dokładnie ten sam zabieg z tego samego powodu. */
#viewCurrent[hidden] { display: none; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* ===== Górny pasek ===== */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
}

.brand__logo {
  box-sizing: content-box;
  width: 20px;
  height: 20px;
  padding: 7px;
  border-radius: var(--radius-xs);
  background: var(--accent);
  fill: var(--accent-contrast);
}

.brand__name {
  font-family: "Baloo 2", "Inter", sans-serif;
  font-weight: 600;
  font-size: 1.4rem;
  letter-spacing: 3px;
}

.topbar__actions { display: flex; gap: 10px; }

/* ===== Przyciski ikonowe ===== */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow);
  transition: transform .12s ease, background-color .18s ease, color .18s ease, border-color .18s ease;
}
.icon-btn:hover { transform: translateY(-1px); border-color: var(--accent); color: var(--accent); }
.icon-btn:active { transform: translateY(0); }
.icon-btn--danger:hover { border-color: var(--danger); color: var(--danger); }
.icon-btn--sm { width: 30px; height: 30px; box-shadow: none; }
/* Widok historii jest teraz otwierany/zamykany tym samym przyciskiem — ten
   sam wygląd co :hover powyżej, tylko trwały, dopóki widok jest otwarty. */
.icon-btn[aria-pressed="true"] { border-color: var(--accent); color: var(--accent); }

.icon-moon { display: block; }
.icon-sun { display: none; }
:root[data-theme="dark"] .icon-moon { display: none; }
:root[data-theme="dark"] .icon-sun { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]):not([data-theme="dark"]) .icon-moon { display: none; }
  :root:not([data-theme="light"]):not([data-theme="dark"]) .icon-sun { display: block; }
}

/* ===== Podsumowanie tygodnia ===== */
.summary { padding: 24px; }

.summary__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.summary__title {
  font-family: "Baloo 2", "Inter", sans-serif;
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: .5px;
}
.summary__sub {
  color: var(--text-muted);
  font-size: .85rem;
  margin-top: 2px;
}

.summary__figure {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 14px;
}
.summary__current {
  font-family: "Baloo 2", "Inter", sans-serif;
  font-size: 2.4rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: .5px;
}
.summary__slash { color: var(--border); font-size: 1.8rem; }
.summary__target { color: var(--text-muted); font-size: 1.4rem; font-weight: 500; }

.summary__meta {
  margin-top: 12px;
  color: var(--text-muted);
  font-size: .9rem;
}

.summary__actions {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
}

/* ===== Pasek postępu ===== */
.bar {
  height: 8px;
  width: 100%;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  overflow: hidden;
}
.bar--lg { height: 12px; }
.bar__fill {
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-hover));
  transition: width .5s cubic-bezier(.22, 1, .36, 1);
}
.bar__fill--done {
  background: linear-gradient(90deg, #1fa971, #16b3a0);
}

/* ===== Siatka przedmiotów ===== */
.subjects {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 16px;
}

.empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--text-muted);
  padding: 28px 12px;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}

.subject {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform .14s ease, box-shadow .18s ease, border-color .18s ease;
}
.subject:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--accent); }

.subject__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}
.subject__name {
  font-family: "Baloo 2", "Inter", sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: .5px;
  min-width: 0;
  overflow-wrap: break-word;
}

.subject__current { white-space: nowrap; }
.subject__menu {
  display: flex;
  gap: 4px;
  opacity: .55;
  transition: opacity .18s ease;
  flex-shrink: 0;
}
.subject:hover .subject__menu { opacity: 1; }

.subject__time {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 2px 7px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  background: var(--surface-2);
  color: var(--text);
  text-align: left;
  transition: border-color .16s ease, background-color .16s ease;
}
.subject__time:hover { border-color: var(--accent); background: var(--accent-soft); }
.subject__current { font-size: 1.15rem; font-weight: 600; }
.subject__goal { color: var(--text-muted); font-size: .85rem; }

.subject__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}
.subject__pct { color: var(--text-muted); font-size: .82rem; font-weight: 600; }

/* ===== Przyciski tekstowe ===== */
.ghost-btn {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  border-radius: var(--radius-xs);
  padding: 7px 12px;
  font-size: .82rem;
  font-weight: 600;
  transition: color .16s ease, border-color .16s ease, background-color .16s ease;
}
.ghost-btn:hover { color: var(--accent); border-color: var(--accent); }
.ghost-btn--sm { padding: 3px 8px; font-size: .76rem; }

/* ===== Kafelek "dodaj" ===== */
.add-card {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 16px;
  border: 1.5px dashed var(--border);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-muted);
  font-weight: 600;
  font-size: .95rem;
  transition: color .16s ease, border-color .16s ease, background-color .16s ease;
}
.add-card:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
.add-card__plus {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-contrast);
  box-shadow: 0 4px 12px -2px rgba(0, 0, 0, .25);
  transition: transform .18s cubic-bezier(.34, 1.56, .64, 1);
}
.add-card:hover .add-card__plus { transform: rotate(90deg); }

/* ===== Historia (spis zapisanych tygodni) ===== */
.history-view {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
/* Ten sam zabieg co #viewCurrent[hidden] wyżej — [hidden] musi przebić
   powyższy `display: flex`, inaczej widok zostaje wizualnie widoczny mimo
   ukrycia. */
.history-view[hidden] { display: none; }

.history-view__title {
  font-family: "Baloo 2", "Inter", sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: .3px;
}

.history {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 16px;
}

.history-card {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
  transition: transform .14s ease, box-shadow .18s ease, border-color .18s ease;
}
.history-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--accent); }

.history-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}
.history-card__range {
  font-family: "Baloo 2", "Inter", sans-serif;
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: .3px;
}
.history-card__saved {
  color: var(--text-muted);
  font-size: .78rem;
  margin-top: 2px;
}

.history-card__figure {
  display: flex;
  align-items: baseline;
  gap: 8px;
  border: none;
  background: transparent;
  padding: 0;
  color: inherit;
  text-align: left;
  width: fit-content;
}
.history-card__current {
  font-family: "Baloo 2", "Inter", sans-serif;
  font-size: 1.3rem;
  font-weight: 600;
}
.history-card__target { color: var(--text-muted); font-size: .95rem; }

.history-card__count { color: var(--text-muted); font-size: .82rem; }

.history-detail {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.history-detail__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  background: var(--surface-2);
}
.history-detail__name { font-weight: 600; min-width: 0; overflow-wrap: break-word; }
.history-detail__time { color: var(--text-muted); font-size: .85rem; white-space: nowrap; flex-shrink: 0; }

/* ===== Modal ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal[hidden] { display: none; }
.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 15, 40, .45);
  backdrop-filter: blur(3px);
  animation: fade .18s ease;
}
.modal__panel {
  position: relative;
  width: 100%;
  max-width: 380px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 22px;
  animation: pop .2s cubic-bezier(.22, 1, .36, 1);
}
.modal__title {
  font-family: "Baloo 2", "Inter", sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.modal__text { color: var(--text-muted); font-size: .92rem; margin-bottom: 4px; }
.modal__body { display: flex; flex-direction: column; gap: 14px; }
.modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}

.field { display: flex; flex-direction: column; gap: 7px; }
.field__label { font-size: .82rem; font-weight: 600; color: var(--text-muted); }

.field input[type="text"],
.hm__item input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  background: var(--surface-2);
  color: var(--text);
  transition: border-color .16s ease, box-shadow .16s ease;
}
.field input[type="text"]:focus,
.hm__item input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.hm { display: flex; gap: 12px; }
.hm__item {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hm__item input { width: 70px; text-align: center; }
.hm__item span { color: var(--text-muted); font-size: .85rem; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: .82rem;
  font-weight: 600;
  transition: border-color .14s ease, background-color .14s ease, color .14s ease;
}
.chip:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }

/* ===== Dodawanie czasu (edycja zarejestrowanego czasu przedmiotu) ===== */
/* Jedna linia, 4 pola: godz.:min aktualnego czasu (edytowalne) + godz.:min
   do dodania = wynik. */
.time-add {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.time-add__group {
  display: flex;
  align-items: center;
  gap: 3px;
  flex-shrink: 0;
}
.time-add__mini {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-family: "Baloo 2", "Inter", sans-serif;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  transition: border-color .16s ease, box-shadow .16s ease;
  /* Bez tego Chrome/Firefox rysują strzałki spinnera, które wizualnie
     spychają cyfrę w lewo mimo text-align: center — usunięcie ich to
     jedyny sposób, żeby wartość faktycznie wyglądała na wyśrodkowaną. */
  -moz-appearance: textfield;
  appearance: textfield;
}
.time-add__mini::-webkit-outer-spin-button,
.time-add__mini::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.time-add__mini:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.time-add__colon { flex-shrink: 0; color: var(--text-muted); font-weight: 700; }
.time-add__op { flex-shrink: 0; font-size: 1.2rem; font-weight: 700; color: var(--text-muted); }
.time-add__box {
  flex: 0 1 76px;
  min-width: 0;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-family: "Baloo 2", "Inter", sans-serif;
  font-size: .82rem;
  font-weight: 600;
  text-align: center;
}
.time-add__box--result { background: var(--accent-soft); border: 1px solid var(--accent); color: var(--accent); }

.btn {
  padding: 10px 18px;
  border-radius: var(--radius-xs);
  border: 1px solid transparent;
  font-weight: 600;
  font-size: .9rem;
  transition: transform .12s ease, background-color .16s ease, border-color .16s ease, opacity .16s ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--accent); color: var(--accent-contrast); }
.btn--primary:hover { background: var(--accent-hover); }
.btn--danger { background: var(--danger); color: #fff; }
.btn--danger:hover { background: var(--danger-hover); }
.btn--ghost { background: transparent; border-color: var(--border); color: var(--text-muted); }
.btn--ghost:hover { color: var(--text); border-color: var(--text-muted); }
/* Wypełnione tło zbyt mocno krzyczało obok reszty karty (surowe --accent na
   dużym przycisku) — biała/neutralna powierzchnia z fioletowym obramowaniem
   i tekstem czyta się jako "ważna, ale spokojna" akcja, spójnie z ghost-btn. */
.btn--outline { background: var(--surface); border-color: var(--accent); color: var(--accent); }
.btn--outline:hover { background: var(--accent-soft); border-color: var(--accent-hover); color: var(--accent-hover); }
.btn.is-loading { opacity: .6; pointer-events: none; }

/* ===== Toast ===== */
.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translate(-50%, 20px);
  z-index: 60;
  max-width: 90vw;
  padding: 12px 18px;
  border-radius: var(--radius-xs);
  background: var(--text);
  color: var(--bg);
  font-size: .88rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transition: opacity .25s ease, transform .25s ease;
}
.toast[hidden] { display: none; }
.toast--show { opacity: 1; transform: translate(-50%, 0); }
.toast--error { background: var(--danger); color: #fff; }

body.is-modal-open { overflow: hidden; }

@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { opacity: 0; transform: translateY(8px) scale(.98); } }

/* ===== Mobile ===== */
@media (max-width: 560px) {
  body { padding: 20px 14px 56px; }
  .app { gap: 16px; }
  .summary { padding: 18px; }
  .summary__current { font-size: 1.9rem; }
  .summary__slash { font-size: 1.4rem; }
  .summary__target { font-size: 1.15rem; }
  .subjects { grid-template-columns: repeat(auto-fill, minmax(46%, 1fr)); gap: 11px; }
  .subject { padding: 13px; gap: 10px; }
  .subject__name { font-size: .98rem; }
  .subject__current { font-size: 1.05rem; }
  .subject__foot { gap: 6px; }
  .history { grid-template-columns: 1fr; gap: 11px; }
  .history-card { padding: 13px; }
  .summary__actions { justify-content: stretch; }
  .summary__actions .btn { width: 100%; }
  .brand__name { font-size: 1.15rem; letter-spacing: 2px; }
  .modal__panel { padding: 18px; }
}

@media (max-width: 360px) {
  .subjects { grid-template-columns: 1fr; }
  .time-add { gap: 4px; }
  .time-add__mini { width: 36px; height: 36px; font-size: .88rem; }
  .time-add__box { flex-basis: 64px; height: 36px; font-size: .72rem; }
}

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