@font-face { font-family: 'Frank Ruhl Libre'; src: url('fonts/FrankRuhlLibre.ttf') format('truetype'); font-weight: 300 900; font-display: swap; }
@font-face { font-family: 'Noto Rashi Hebrew'; src: url('fonts/NotoRashiHebrew.ttf') format('truetype'); font-weight: 100 900; font-display: swap; }

:root {
  --bg: #f5efe1; --paper: #fdfaf2; --ink: #1e1b16; --mute: #857a66; --line: #e3d8c0;
  --teal: #17656e; --teal-soft: #d8ebe9; --gold: #a0701a; --gold-soft: #f3e4c0; --warn: #a2481e;
  --done: #2e7a4f; --shadow: 0 1px 2px #0000000d, 0 4px 14px #00000010;
  --fs: 19px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a; --paper: #1c1f24; --ink: #ece6d8; --mute: #9a917f; --line: #2d3138;
    --teal: #5fb7bd; --teal-soft: #1d3436; --gold: #e0b35a; --gold-soft: #3a3020; --warn: #e68a5c;
    --done: #6cc28c; --shadow: 0 1px 2px #0000004d;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; background: var(--bg); color: var(--ink); }
body {
  font: 16px/1.5 system-ui, -apple-system, 'Segoe UI', sans-serif;
  padding: env(safe-area-inset-top) 0 calc(64px + env(safe-area-inset-bottom));
  -webkit-text-size-adjust: 100%;
}
button { font: inherit; color: inherit; }
a { color: var(--teal); }

header#top {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 18px 8px; max-width: 760px; margin: 0 auto;
}
header h1 { margin: 0; font: 700 26px/1.1 'Frank Ruhl Libre', serif; letter-spacing: .01em; }
header .sub { color: var(--mute); font-size: 14px; margin-top: 2px; }
.streak { background: var(--gold-soft); color: var(--gold); border-radius: 999px; padding: 4px 12px; font-size: 14px; font-weight: 600; white-space: nowrap; }

main { max-width: 760px; margin: 0 auto; padding: 0 14px; }
.view { display: none; }
.view.on { display: block; }

.card { background: var(--paper); border: 1px solid var(--line); border-radius: 16px; padding: 16px 18px; margin: 12px 0; box-shadow: var(--shadow); }
.card h2 { margin: 0 0 6px; font: 700 21px/1.25 'Frank Ruhl Libre', serif; }
.card h3 { margin: 0 0 8px; font-size: 15px; color: var(--mute); font-weight: 600; letter-spacing: .02em; }
.muted { color: var(--mute); }
.small { font-size: 14px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }

.chip { display: inline-block; border-radius: 999px; padding: 1px 10px; font-size: 13px; background: var(--teal-soft); color: var(--teal); font-weight: 600; }
.chip.gold { background: var(--gold-soft); color: var(--gold); }
.chip.warn { background: transparent; border: 1px solid var(--warn); color: var(--warn); }

/* day header */
.dayhead { display: flex; align-items: center; gap: 8px; }
.dayhead .nav { border: 1px solid var(--line); background: var(--paper); border-radius: 12px; width: 40px; height: 40px; font-size: 18px; cursor: pointer; flex: none; }
.dayhead .mid { flex: 1; text-align: center; min-width: 0; }
.dayhead .date { font-weight: 600; }
.dayhead .heb { color: var(--mute); font-size: 14px; }
.today-link { border: 0; background: none; color: var(--teal); cursor: pointer; font-size: 14px; padding: 0; }

.topic { font: 600 17px/1.35 'Frank Ruhl Libre', serif; color: var(--teal); margin: 4px 0 2px; }
.prog { display: flex; gap: 4px; margin: 10px 0 2px; }
.prog i { flex: 1; height: 6px; border-radius: 3px; background: var(--line); }
.prog i.done { background: var(--done); }
.prog i.cur { outline: 2px solid var(--gold); outline-offset: 1px; }

.catchup { border-color: var(--warn); }
.catchup button { border: 1px solid var(--line); background: var(--bg); border-radius: 10px; padding: 6px 10px; cursor: pointer; }

/* text */
.text { font: 400 var(--fs)/1.75 'Frank Ruhl Libre', 'Times New Roman', serif; }
.unit { margin: 0 0 18px; }
.unit .uh { display: flex; align-items: baseline; gap: 8px; margin-bottom: 4px; }
.unit .num { font: 700 15px/1 system-ui, sans-serif; color: var(--gold); background: var(--gold-soft); border-radius: 8px; padding: 4px 8px; }
.unit .sec { font-size: 13px; color: var(--mute); font-family: system-ui, sans-serif; }
.unit p { margin: 0 0 8px; text-align: justify; }
.unit p.en { direction: ltr; text-align: left; font: 400 calc(var(--fs) * .82)/1.55 Georgia, serif; color: var(--mute); border-left: 3px solid var(--line); padding-left: 10px; }
.secbreak { margin: 22px 0 12px; padding-top: 12px; border-top: 1px dashed var(--line); font: 700 18px 'Frank Ruhl Libre', serif; color: var(--teal); }

.donebtn { width: 100%; border: 0; border-radius: 14px; padding: 14px; font-size: 17px; font-weight: 700; cursor: pointer; background: var(--teal); color: #fff; }
.donebtn.is-done { background: var(--done); }
.offday { text-align: center; padding: 26px 18px; }
.offday .big { font: 700 24px 'Frank Ruhl Libre', serif; margin-bottom: 6px; }

/* highlights */
.hl { border-top: 1px solid var(--line); padding: 12px 0; }
.hl:first-of-type { border-top: 0; padding-top: 4px; }
.hl .meta { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 4px; }
.hl .src { font-weight: 700; font-size: 15px; }
.hl .why { font-size: 12.5px; color: var(--mute); }
.hl .x { font: 400 calc(var(--fs) * .88)/1.65 'Noto Rashi Hebrew', 'Frank Ruhl Libre', serif; margin: 4px 0; }
.hl .x.plain { font-family: 'Frank Ruhl Libre', serif; }
.hl a.go { font-size: 14px; text-decoration: none; }
.more { border: 1px solid var(--line); background: var(--bg); border-radius: 12px; padding: 8px 14px; cursor: pointer; width: 100%; margin-top: 6px; }
.legend { font-size: 13px; color: var(--mute); margin-top: 10px; line-height: 1.6; }

/* week */
.wd { display: flex; align-items: center; gap: 10px; padding: 10px 0; border-top: 1px solid var(--line); cursor: pointer; }
.wd:first-of-type { border-top: 0; }
.wd .d { width: 58px; flex: none; }
.wd .d b { display: block; }
.wd .d span { font-size: 12px; color: var(--mute); }
.wd .what { flex: 1; min-width: 0; font-size: 15px; }
.wd .tick { width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--line); flex: none; display: grid; place-items: center; font-weight: 700; }
.wd .tick.done { background: var(--done); border-color: var(--done); color: #fff; }
.wd.off { opacity: .55; cursor: default; }
.wd.today .d b { color: var(--teal); }
.wd.missed .what::after { content: ' · לא נלמד'; color: var(--warn); font-size: 13px; }

/* browse */
.seg { display: flex; background: var(--line); border-radius: 12px; padding: 3px; gap: 3px; }
.seg button { flex: 1; border: 0; background: none; border-radius: 9px; padding: 7px; cursor: pointer; font-weight: 600; }
.seg button.on { background: var(--paper); box-shadow: var(--shadow); }
.book { margin: 18px 0 6px; font: 700 16px 'Frank Ruhl Libre', serif; color: var(--gold); }
.sec-row { display: flex; gap: 12px; align-items: baseline; padding: 10px 2px; border-top: 1px solid var(--line); cursor: pointer; }
.sec-row b { width: 92px; flex: none; font-family: 'Frank Ruhl Libre', serif; font-size: 17px; }
.sec-row span { flex: 1; font-size: 15px; }
.sec-row .cur { color: var(--teal); font-size: 12px; font-weight: 700; }

/* settings */
.set { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); }
.set:first-of-type { border-top: 0; }
.set label { flex: 1; }
.set .hint { display: block; font-size: 13px; color: var(--mute); }
.toggle { appearance: none; width: 46px; height: 28px; border-radius: 14px; background: var(--line); position: relative; cursor: pointer; flex: none; transition: background .15s; }
.toggle::after { content: ''; position: absolute; top: 3px; right: 3px; width: 22px; height: 22px; border-radius: 50%; background: #fff; box-shadow: 0 1px 2px #0003; transition: right .15s; }
.toggle:checked { background: var(--teal); }
.toggle:checked::after { right: 21px; }
input[type=range] { width: 160px; accent-color: var(--teal); }
.about p { margin: .4em 0; font-size: 14.5px; }
.about li { font-size: 14.5px; margin: .25em 0; }

/* tabs */
nav#tabs {
  position: fixed; bottom: 0; left: 0; right: 0; display: flex; background: var(--paper); border-top: 1px solid var(--line);
  padding-bottom: env(safe-area-inset-bottom); z-index: 5;
}
nav#tabs button { flex: 1; border: 0; background: none; padding: 7px 0 8px; font-size: 12.5px; color: var(--mute); cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 1px; }
nav#tabs .i { font-size: 19px; line-height: 1.2; }
nav#tabs button.on { color: var(--teal); font-weight: 700; }

/* reader overlay */
.reader { position: fixed; inset: 0; background: var(--bg); z-index: 10; display: flex; flex-direction: column; }
.reader-bar { display: flex; align-items: center; gap: 10px; padding: calc(10px + env(safe-area-inset-top)) 14px 10px; border-bottom: 1px solid var(--line); background: var(--paper); font-weight: 700; }
.reader-bar .x { border: 0; background: var(--line); border-radius: 50%; width: 34px; height: 34px; cursor: pointer; }
.reader-body { overflow: auto; padding: 4px 14px calc(30px + env(safe-area-inset-bottom)); flex: 1; }
.reader-body > * { max-width: 760px; margin-left: auto; margin-right: auto; }
details.uhl { margin: -8px 0 18px; font-size: 14px; }
details.uhl summary { cursor: pointer; color: var(--teal); }

#toast { position: fixed; bottom: calc(76px + env(safe-area-inset-bottom)); left: 50%; transform: translateX(-50%) translateY(20px); opacity: 0; pointer-events: none;
  background: var(--ink); color: var(--bg); border-radius: 12px; padding: 10px 14px; display: flex; gap: 14px; align-items: center; transition: .2s; z-index: 20; font-size: 15px; }
#toast.on { opacity: 1; transform: translateX(-50%); pointer-events: auto; }
#toast button { background: none; border: 0; color: var(--gold); font-weight: 700; cursor: pointer; }
.loading { text-align: center; padding: 40px; color: var(--mute); }