@font-face { font-family: 'Naskh'; src: url(fonts/naskh-400.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Naskh'; src: url(fonts/naskh-700.woff2) format('woff2'); font-weight: 700; font-display: swap; }
@font-face { font-family: 'QuranFont'; src: url(fonts/amiri-quran.woff2) format('woff2'); font-display: swap; }

:root {
  --bg: #f7f4ec; --paper: #fffdf7; --ink: #1d1a14; --muted: #6f6656; --line: #e4dccb;
  --accent: #0f6b53; --accent-soft: #e3f0ea; --gold: #a57a2a; --mark: #fff1a8; --warn: #b4441b;
  --fs: 21px;
}
:root[data-theme="dark"] {
  --bg: #14130f; --paper: #1c1a15; --ink: #ece6d8; --muted: #a39a87; --line: #34302685;
  --accent: #58c09c; --accent-soft: #1f3a31; --gold: #d2aa5c; --mark: #5c4f13; --warn: #f08a62; color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #14130f; --paper: #1c1a15; --ink: #ece6d8; --muted: #a39a87; --line: #34302685;
    --accent: #58c09c; --accent-soft: #1f3a31; --gold: #d2aa5c; --mark: #5c4f13; --warn: #f08a62; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); }
body { font-family: 'Naskh', 'Noto Naskh Arabic', serif; direction: rtl; line-height: 2; }
button, input { font: inherit; color: inherit; }
a { color: var(--accent); }

/* top bar */
header.bar { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; display: flex; align-items: center; gap: 8px;
  padding-block: 8px; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line); }
header.bar .title { font-weight: 700; font-size: 17px; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; cursor: pointer; }
.icon-btn { border: 1px solid var(--line); background: var(--paper); border-radius: 10px; padding: 4px 10px; cursor: pointer; font-size: 15px; line-height: 1.8; }
.icon-btn:hover { border-color: var(--accent); }
.icon-btn.on { background: var(--accent); color: #fff; border-color: var(--accent); }

main { max-width: 860px; margin: 0 auto; padding-block: 18px 120px; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--bg); }
.toc a, .results .r { min-width: 0; }
body.proof main.with-scan { max-width: none; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 18px; }
@media (max-width: 900px) { body.proof main.with-scan { grid-template-columns: 1fr; } }

/* home */
.hero { text-align: center; padding: 18px 0 10px; }
.hero h1 { margin: 0; font-size: 28px; color: var(--accent); }
.hero p { margin: 4px 0 0; color: var(--muted); font-size: 15px; }
.search-box { display: flex; gap: 8px; margin: 16px 0; }
.search-box input { flex: 1; padding: 8px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); font-size: 17px; }
.toc { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
.toc a { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); background: var(--paper);
  border: 1px solid var(--line); border-radius: 14px; padding: 8px 12px; }
.toc a:hover { border-color: var(--accent); }
.toc .num { min-width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); font-weight: 700; font-size: 14px; }
.toc .nm { flex: 1; line-height: 1.5; }
.toc .nm b { display: block; font-family: 'QuranFont', 'Amiri Quran', 'Amiri', serif; font-weight: 400; font-size: 20px; }
.toc .nm small { color: var(--muted); font-size: 12px; direction: ltr; display: block; text-align: right; }
.jump { display: flex; gap: 8px; align-items: center; justify-content: center; margin: 10px 0 18px; color: var(--muted); font-size: 15px; }
.jump input { width: 90px; padding: 2px 8px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); text-align: center; }

/* reading */
.reader { font-size: var(--fs); }
.pagemark { display: flex; align-items: center; gap: 10px; margin: 26px 0 10px; color: var(--muted); font-size: 13px; }
.pagemark::before, .pagemark::after { content: ''; flex: 1; border-top: 1px dashed var(--line); }
.pagemark button { border: 1px solid var(--line); background: var(--paper); border-radius: 8px; font-size: 12px; padding: 0 8px; cursor: pointer; color: var(--muted); }
.pagemark .hdr { opacity: .8; }
.banner { margin: 22px 0 14px; padding: 14px; text-align: center; border: 2px solid var(--gold); border-radius: 16px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--gold) 10%, var(--paper)), var(--paper)); }
.banner h2 { margin: 0; font-family: 'QuranFont', 'Amiri Quran', 'Amiri', serif; font-weight: 400; font-size: 34px; color: var(--gold); }
.bism { text-align: center; font-family: 'QuranFont', 'Amiri Quran', 'Amiri', serif; font-size: 1.45em; margin: 8px 0; }
.verse { font-family: 'QuranFont', 'Amiri Quran', 'Amiri', serif; font-size: 1.55em; line-height: 2.25; text-align: center; margin: 14px 0 4px;
  padding: 8px 12px; background: var(--paper); border-radius: 14px; border: 1px solid var(--line); }
.verse .am { color: var(--gold); white-space: nowrap; }
.trans { margin: 4px 0 8px; padding-inline-start: 18px; border-inline-start: 3px solid var(--accent); }
.tafseer, .para, .item, .foot, .quote, .heading { margin: 6px 0; text-align: justify; }
.tafseer .lbl { font-weight: 700; color: var(--accent); }
.item { padding-inline-start: 1.6em; text-indent: -1.6em; }
.item .mk { font-weight: 700; }
.heading { font-weight: 700; text-align: center; font-size: 1.05em; }
.quote { text-align: center; font-size: 1.05em; }
.foot { font-size: .85em; color: var(--muted); border-top: 1px solid var(--line); padding-top: 4px; }
table.idx { width: 100%; border-collapse: collapse; font-size: .8em; margin: 8px 0; }
table.idx td { border: 1px solid var(--line); padding: 2px 6px; }
.blk { border-radius: 6px; }
.blk.hit { background: var(--mark); transition: background 2s; }
.nav-foot { display: flex; justify-content: space-between; gap: 10px; margin-top: 40px; }
.nav-foot a { flex: 1; text-align: center; padding: 10px; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); text-decoration: none; }

/* search results */
.results .r { display: block; padding: 10px 12px; margin: 8px 0; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; text-decoration: none; color: var(--ink); line-height: 1.9; }
.results .r small { color: var(--muted); display: block; font-size: 12px; }
.results mark { background: var(--mark); color: inherit; padding: 0 2px; border-radius: 3px; }
.muted { color: var(--muted); }

/* scan viewer */
.scan-pane { position: sticky; top: 64px; align-self: start; max-height: calc(100vh - 80px); overflow: auto; background: var(--paper); border: 1px solid var(--line); border-radius: 12px; padding: 8px; }
.scan-pane img { width: 100%; display: block; filter: var(--scanfilter, none); }
:root[data-theme="dark"] .scan-pane img, :root[data-theme="dark"] .modal img { filter: invert(.9) hue-rotate(180deg); }
.scan-pane .cap { font-size: 13px; color: var(--muted); display: flex; justify-content: space-between; gap: 8px; align-items: center; }
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 50; display: flex; align-items: flex-start; justify-content: center; overflow: auto; padding: 20px 10px; }
.modal .box { background: var(--paper); border-radius: 14px; padding: 10px; max-width: 760px; width: 100%; }
.modal img { width: 100%; display: block; }
.modal .row { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 6px; font-size: 14px; }

/* proofreading */
body.proof .blk[contenteditable="true"] { outline: 1px dashed transparent; }
body.proof .blk[contenteditable="true"]:hover { outline-color: var(--line); }
body.proof .blk[contenteditable="true"]:focus { outline: 2px solid var(--accent); background: var(--paper); }
.blk.edited { box-shadow: inset 3px 0 0 var(--warn); }
.unc { background: color-mix(in srgb, var(--warn) 22%, transparent); border-bottom: 2px dotted var(--warn); border-radius: 3px; }
.proofbar { position: fixed; bottom: 0; inset-inline: 0; padding-bottom: calc(8px + env(safe-area-inset-bottom, 0px)) !important; z-index: 30; display: flex; gap: 8px; align-items: center; justify-content: center; flex-wrap: wrap;
  padding: 8px; background: var(--paper); border-top: 1px solid var(--line); font-size: 14px; }
.badge { font-size: 12px; padding: 0 8px; border-radius: 999px; background: var(--accent-soft); color: var(--accent); }
.badge.warn { background: color-mix(in srgb, var(--warn) 18%, transparent); color: var(--warn); }

/* settings */
.settings { position: absolute; top: 52px; left: 12px; z-index: 40; background: var(--paper); border: 1px solid var(--line); border-radius: 14px; padding: 12px; width: 260px; box-shadow: 0 12px 30px rgba(0,0,0,.15); font-size: 15px; }
.settings .row { display: flex; justify-content: space-between; align-items: center; margin: 6px 0; gap: 8px; }
@media (max-width: 600px) { :root { --fs: 19px; } .verse { font-size: 1.4em; } .banner h2 { font-size: 28px; } header.bar .title { font-size: 15px; } }