* {
  box-sizing: border-box;
}
html:focus-within {
  scroll-behavior: smooth;
}

/* =========================
   THEME TOKENS (DZIAŁA 1:1)
   - domyślnie: DARK
   - light/dark: sterowane przez html[data-theme="..."]
   - fallback: prefers-color-scheme gdy brak data-theme
   ========================= */
:root {
  --brand: #7c3aed;
  --brand2: #22c55e;
  --radius: 18px;
  --radius2: 26px;
  --max: 1200px;

  /* DARK (DEFAULT) */
  --bg: #0b1020;
  --surface: rgba(15, 23, 42, 0.78);
  --surface2: rgba(15, 23, 42, 0.92);
  --surface-2: var(--surface2); /* alias pod hover itd. */
  --border: rgba(148, 163, 184, 0.22);
  --text: rgba(248, 250, 252, 0.96);
  --muted: rgba(226, 232, 240, 0.78);
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.38);

  /* tło strony jako zmienna (żeby przełączanie było wyraźne) */
  --page-bg:
    radial-gradient(1200px 700px at 18% -12%, rgba(34, 197, 94, 0.18), transparent 55%),
    radial-gradient(900px 600px at 82% -4%, rgba(59, 130, 246, 0.14), transparent 52%),
    radial-gradient(800px 520px at 55% 112%, rgba(124, 58, 237, 0.14), transparent 58%),
    var(--bg);
}

/* LIGHT (STEROWANE PRZEZ JS) */
html[data-theme="light"] {
  --bg: #eef0f8;
  --surface: rgba(233, 236, 248, 0.96);
  --surface2: rgba(222, 227, 245, 0.98);
  --surface-2: var(--surface2);
  --border: rgba(15, 23, 42, 0.16);
  --text: rgba(15, 23, 42, 0.92);
  --muted: rgba(15, 23, 42, 0.68);
  --shadow: 0 18px 40px rgba(10, 18, 32, 0.12);

  --page-bg:
    radial-gradient(1200px 700px at 22% -10%, rgba(34, 197, 94, 0.14), transparent 55%),
    radial-gradient(900px 600px at 82% 0%, rgba(59, 130, 246, 0.10), transparent 52%),
    radial-gradient(700px 500px at 50% 110%, rgba(124, 58, 237, 0.10), transparent 58%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0)),
    var(--bg);
}

/* DARK (STEROWANE PRZEZ JS) – jawnie, żeby zawsze było mocno widoczne */
html[data-theme="dark"] {
  --bg: #0b1020;
  --surface: rgba(15, 23, 42, 0.78);
  --surface2: rgba(15, 23, 42, 0.92);
  --surface-2: var(--surface2);
  --border: rgba(148, 163, 184, 0.22);
  --text: rgba(248, 250, 252, 0.96);
  --muted: rgba(226, 232, 240, 0.78);
  --shadow: 0 12px 30px rgba(0, 0, 0, 0.38);

  --page-bg:
    radial-gradient(1200px 700px at 18% -12%, rgba(34, 197, 94, 0.18), transparent 55%),
    radial-gradient(900px 600px at 82% -4%, rgba(59, 130, 246, 0.14), transparent 52%),
    radial-gradient(800px 520px at 55% 112%, rgba(124, 58, 237, 0.14), transparent 58%),
    var(--bg);
}

/* FALLBACK gdy NIE MA data-theme (pierwsze wejście / testy) */
@media (prefers-color-scheme: light) {
  html:not([data-theme]) {
    --bg: #eef0f8;
    --surface: rgba(233, 236, 248, 0.96);
    --surface2: rgba(222, 227, 245, 0.98);
    --surface-2: var(--surface2);
    --border: rgba(15, 23, 42, 0.16);
    --text: rgba(15, 23, 42, 0.92);
    --muted: rgba(15, 23, 42, 0.68);
    --shadow: 0 18px 40px rgba(10, 18, 32, 0.12);

    --page-bg:
      radial-gradient(1200px 700px at 22% -10%, rgba(34, 197, 94, 0.14), transparent 55%),
      radial-gradient(900px 600px at 82% 0%, rgba(59, 130, 246, 0.10), transparent 52%),
      radial-gradient(700px 500px at 50% 110%, rgba(124, 58, 237, 0.10), transparent 58%),
      linear-gradient(180deg, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0)),
      var(--bg);
  }
}

/* =========================
   BASE
   ========================= */
html {
  font-size: calc(16px * var(--font-scale, 1));
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", sans-serif;
  line-height: 1.6;
  color: var(--text);
  min-height: 100dvh;
  background: var(--page-bg);
  /* transition: background 220ms ease, color 220ms ease; */
}

a { color: inherit; }
.muted { color: var(--muted); }

.skip-link {
  position: absolute;
  left: 10px;
  top: 10px;
  transform: translateY(-140%);
  background: var(--surface2);
  border: 1px solid var(--border);
  padding: 10px 12px;
  border-radius: 12px;
  text-decoration: none;
  box-shadow: var(--shadow);
}
.skip-link:focus {
  transform: translateY(0);
  outline: 2px solid rgba(34, 197, 94, 0.55);
  outline-offset: 2px;
}

/* =========================
   Header (TWOJ DOBRY KOD)
   ========================= */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  background: rgba(11, 16, 32, 0.86);
}
@supports (background: color-mix(in srgb, black 50%, transparent)) {
  .header {
    background: color-mix(in srgb, var(--bg) 86%, transparent);
  }
}
.header__bar {
  max-width: var(--max);
  margin: 0 auto;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.header__actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  min-width: 220px;
  text-decoration: none;
}
.brand__mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-weight: 800;
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.92), rgba(59, 130, 246, 0.78));
  box-shadow: 0 12px 25px rgba(34, 197, 94, 0.2);
}
.brand__title { font-weight: 800; letter-spacing: 0.2px; }
.brand__sub { color: var(--muted); font-size: 13px; margin-top: -2px; display: block; }

.icon-btn,
.menu-btn {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  border-radius: 14px;
  padding: 10px 12px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}
.icon-btn:hover,
.menu-btn:hover { background: var(--surface-2); }
.icon-btn:focus-visible,
.menu-btn:focus-visible {
  outline: 2px solid rgba(34, 197, 94, 0.55);
  outline-offset: 2px;
}
.icon-btn--font { font-weight: 950; min-width: 44px; justify-content: center; }

.menu-btn__label { font-weight: 700; font-size: 14px; }
.menu-btn__lines { width: 18px; height: 12px; display: inline-block; position: relative; }
.menu-btn__lines::before,
.menu-btn__lines::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}
.menu-btn__lines::before { top: 0; }
.menu-btn__lines::after { bottom: 0; }

#themeToggle {
  width: 44px;
  height: 44px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
#themeToggle .theme-ico {
  width: 20px;
  height: 20px;
  display: block;
  fill: currentColor !important;
}
#themeToggle .theme-ico--sun { display: none; }
#themeToggle .theme-ico--moon { display: block; }
html[data-theme="dark"] #themeToggle .theme-ico--sun { display: block; }
html[data-theme="dark"] #themeToggle .theme-ico--moon { display: none; }

.topnav {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 16px 14px;
  display: none;
  gap: 8px;
  flex-wrap: wrap;
}
.topnav.is-open { display: flex; }
.topnav__link {
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-weight: 700;
  font-size: 14px;
}
.topnav__link:hover { background: var(--surface-2); }
.topnav__hint { font-weight: 600; color: var(--muted); }

/* =========================
   Layout / Panels / UI
   ========================= */
.layout {
  max-width: var(--max);
  margin: 0 auto;
  padding: 16px;
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 16px;
}
@media (max-width: 980px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar { order: 2; }
  .content { order: 1; }
}

.panel {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.panel__head {
  padding: 14px 14px 10px;
  border-bottom: 1px solid var(--border);
}
.panel__title { font-weight: 900; }
.panel__meta {
  color: var(--muted);
  font-size: 13px;
  margin-top: 2px;
}

.sidegroups {
  padding: 10px;
  display: grid;
  gap: 10px;
}
.sgrp {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 16px;
  overflow: clip;
}
.sgrp__sum {
  list-style: none;
  cursor: pointer;
  padding: 12px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-weight: 900;
}
.sgrp__sum::-webkit-details-marker { display: none; }
.sgrp__title { font-size: 13px; letter-spacing: 0.2px; }
.sgrp__chev {
  width: 18px;
  height: 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  position: relative;
}
.sgrp__chev::before {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  margin-top: -2px;
}
.sgrp[open] .sgrp__chev::before {
  transform: rotate(-135deg);
  margin-top: 2px;
}
.sgrp__content {
  padding: 6px 8px 10px;
  display: grid;
  gap: 6px;
  border-top: 1px solid var(--border);
}

.sidenav__link {
  text-decoration: none;
  padding: 10px 10px;
  border-radius: 14px;
  border: 1px solid transparent;
  font-weight: 800;
  font-size: 14px;
}
.sidenav__link:hover {
  background: var(--surface2);
  border-color: var(--border);
}

.side-quote {
  margin: 10px;
  border: 1px solid var(--border);
  background: rgba(34, 197, 94, 0.1);
  border-radius: 18px;
  padding: 12px;
  box-shadow: var(--shadow);
}
.side-quote__mark {
  font-size: 20px;
  font-weight: 950;
  line-height: 1;
  opacity: 0.95;
}
.side-quote__text { font-weight: 900; letter-spacing: 0.15px; margin-top: 8px; }
.side-quote__meta { margin-top: 6px; font-size: 13px; }

.hero {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 14px;
  margin-bottom: 16px;
}
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; }
}

.hero__text {
  border: 1px solid var(--border);
  background:
    radial-gradient(900px 520px at 18% 0%, rgba(34, 197, 94, 0.12), transparent 60%),
    radial-gradient(700px 420px at 90% 10%, rgba(59, 130, 246, 0.1), transparent 60%),
    var(--surface);
  border-radius: var(--radius2);
  box-shadow: var(--shadow);
  padding: 18px;
}
.hero h1 {
  margin: 0 0 6px;
  font-size: clamp(22px, 2vw + 14px, 34px);
  letter-spacing: 0.2px;
}
.lead { margin: 0 0 12px; color: var(--muted); }

.hero__card {
  border: 1px solid var(--border);
  background: var(--surface2);
  border-radius: var(--radius2);
  box-shadow: var(--shadow);
  padding: 14px;
  display: grid;
  gap: 12px;
  align-content: start;
}

.hero-stat {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 18px;
  padding: 12px;
  text-align: center;
}
.hero-stat__big { font-weight: 950; font-size: 28px; letter-spacing: 0.6px; }
.hero-stat__small { color: var(--muted); font-weight: 900; font-size: 13px; margin-top: 2px; }

.tip {
  border: 1px solid rgba(59, 130, 246, 0.3);
  background: rgba(59, 130, 246, 0.1);
  border-radius: 18px;
  padding: 12px;
}
.tip__title { font-weight: 950; margin-bottom: 6px; }

.btn {
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(34, 197, 94, 0.2);
  color: var(--text);
  font-weight: 900;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn:hover { filter: brightness(1.05); }
.btn--ghost { background: var(--surface); }
.btn--ghost:hover { background: var(--surface2); }

.mini-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.story__body { padding: 14px; }

.field { display: grid; gap: 6px; }
.field__label { font-size: 12px; font-weight: 950; color: var(--muted); }
.input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  font-weight: 800;
}

.cards3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
@media (max-width: 980px) {
  .cards3 { grid-template-columns: 1fr; }
}

.card {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 12px;
}
.card__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}
.badge {
  font-size: 12px;
  font-weight: 950;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--muted);
  white-space: nowrap;
}
.badge--egzamin {
  border-color: rgba(239, 68, 68, 0.35);
  background: rgba(239, 68, 68, 0.1);
  color: rgba(248, 250, 252, 0.92);
}
.badge--ferie {
  border-color: rgba(34, 197, 94, 0.35);
  background: rgba(34, 197, 94, 0.1);
}
.badge--przerwa {
  border-color: rgba(59, 130, 246, 0.35);
  background: rgba(59, 130, 246, 0.1);
}
.badge--swieto {
  border-color: rgba(124, 58, 237, 0.35);
  background: rgba(124, 58, 237, 0.1);
}
.badge--wolne-opieka {
  border-color: rgba(245, 158, 11, 0.35);
  background: rgba(245, 158, 11, 0.1);
}
.badge--zebranie,
.badge--konsultacje {
  border-color: rgba(148, 163, 184, 0.35);
  background: rgba(148, 163, 184, 0.1);
}

.card__title { font-weight: 950; margin-top: 6px; letter-spacing: 0.12px; }
.card__meta { margin-top: 8px; color: var(--muted); font-weight: 800; font-size: 13px; }

.grid2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
@media (max-width: 980px) {
  .grid2 { grid-template-columns: 1fr; }
}

.box {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 12px;
}
.box__title { font-weight: 950; margin-bottom: 8px; }

.list { display: grid; gap: 10px; }
.item {
  border: 1px solid var(--border);
  background: var(--surface2);
  border-radius: 16px;
  padding: 10px 12px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  justify-content: space-between;
}
.item__left { display: grid; gap: 2px; }
.item__title { font-weight: 950; }
.item__note { color: var(--muted); font-weight: 800; font-size: 13px; }
.item__date {
  text-align: right;
  min-width: 118px;
  font-weight: 950;
  letter-spacing: 0.2px;
}
.item__date small {
  display: block;
  color: var(--muted);
  font-weight: 900;
  margin-top: 2px;
}

.pillrow {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}
.pill {
  border: 1px solid var(--border);
  background: var(--surface2);
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 900;
}
.mini-note {
  margin-top: 12px;
  border: 1px solid rgba(239, 68, 68, 0.25);
  background: rgba(239, 68, 68, 0.08);
  border-radius: 18px;
  padding: 12px;
  font-weight: 800;
}

.footer {
  margin: 18px 0 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius2);
  box-shadow: var(--shadow);
  padding: 14px 16px;
}
.footer__grid {
  display: flex;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}
.footer__title { font-weight: 950; }
.footer__links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.footer__links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 900;
}
.footer__links a:hover {
  color: var(--text);
  text-decoration: underline;
}

.cookie {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  max-width: var(--max);
  margin: 0 auto;
  border: 1px solid var(--border);
  background: var(--surface2);
  border-radius: var(--radius2);
  box-shadow: var(--shadow);
  padding: 12px 12px;
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}
.cookie__text { display: grid; gap: 4px; }
.cookie__text a { color: var(--muted); font-weight: 900; }
.cookie__text a:hover { color: var(--text); }

.to-top {
  position: fixed;
  right: 16px;
  bottom: 86px;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, background 0.2s ease;
}
.to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}
.to-top:hover { background: var(--surface2); }

.sr-only {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media print {
  .header,
  .sidebar,
  .cookie,
  .to-top,
  .mini-actions {
    display: none !important;
  }
  body {
    background: #fff !important;
    color: #000 !important;
  }
  .panel,
  .hero__text,
  .hero__card,
  .footer {
    box-shadow: none !important;
    background: #fff !important;
    border-color: #ddd !important;
  }
}