/* Laman pemasang الشامل الذكي — sistem reka bentuk The Islamic Commons: kertas pucat, dakwat
   hijau-hitam, aksen merah anggur; Newsreader + Source Sans 3 (Latin), Amiri (Arab).
   Susun atur: satu kolum sempit di tengah — kepala, pembuka, tiga langkah, soalan, kaki. */
:root {
  --bg: #f7f7f4;
  --ink: #202622;
  --copy: #424940;
  --muted: #697169;
  --line: #d9dcd5;
  --accent: #8c2f3d;
  --paper: #fff;
  --code-bg: #eeefea;
  --font: 'Source Sans 3', -apple-system, 'Helvetica Neue', sans-serif;
  --font-display: 'Newsreader', Georgia, serif;
  --font-text: 'Libre Caslon Text', Georgia, serif;     /* teks artikel TIC */
  --font-mono: ui-monospace, 'SF Mono', Menlo, monospace;
  --column: 680px;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #0e0e10; --ink: #f3efe7; --copy: #c9c4ba; --muted: #8f8a80; --line: #2a2a30;
  --accent: #d7b46a; --paper: #16161a; --code-bg: #1d1d22;
  color-scheme: dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0e0e10; --ink: #f3efe7; --copy: #c9c4ba; --muted: #8f8a80; --line: #2a2a30;
  --accent: #d7b46a; --paper: #16161a; --code-bg: #1d1d22;
  color-scheme: dark;
  }
}
/* Halaman Arab: Amiri untuk paparan dan teks */
html[lang="ar"] { --font: 'Amiri', 'Geeza Pro', serif; --font-display: 'Amiri', serif; --font-text: 'Amiri', 'Geeza Pro', serif; }

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.9 var(--font-text); -webkit-font-smoothing: antialiased; }
html[lang="ar"] body { font-size: 19px; line-height: 1.85; }
a { color: inherit; }
svg { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
button { font: inherit; cursor: pointer; }
:where(a, button, summary):focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.wrap { max-width: calc(var(--column) + 32px); margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
[lang="ar"] { font-family: 'Amiri', 'Geeza Pro', serif; }
/* Tiada teks condong di mana-mana */
em, i, cite, address, dfn, var, [lang="en"], [lang="ms"], code, kbd { font-style: normal; }

/* Kepala gaya xAI: lebar penuh dan lutsinar di atas; bila ditatal, latar 85% dengan kabur ringan dan garis rambut */
.top { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid transparent;
  transition: background .35s ease, border-color .35s ease, -webkit-backdrop-filter .35s ease, backdrop-filter .35s ease; }
.top.scrolled { background: color-mix(in srgb, var(--bg) 85%, transparent); border-bottom-color: color-mix(in srgb, var(--line) 50%, transparent);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.top-inner { display: flex; align-items: center; gap: 20px; max-width: 1200px; height: 64px; margin: 0 auto;
  padding-inline: max(24px, env(safe-area-inset-left, 0px)) max(24px, env(safe-area-inset-right, 0px)); }
.name { display: inline-flex; align-items: center; padding: 6px; margin-inline-start: -6px; text-decoration: none; }
.name .mark { display: block; fill: var(--ink); stroke: none; }
.sections { display: flex; gap: 28px; margin-inline-start: 28px; }
.sections a { color: var(--copy); text-decoration: none; font: 600 14px/1 'Source Sans 3', sans-serif; transition: color .2s; }
html[lang="ar"] .sections a { font: 400 18px/1 'Amiri', serif; }
.sections a:hover { color: var(--ink); }
.tools { display: flex; align-items: center; gap: 8px; margin-inline-start: auto; }
.icon-button { display: inline-grid; place-items: center; width: 36px; height: 36px; border: 0; border-radius: 50%; background: none; color: var(--ink); }
.icon-button:hover { background: color-mix(in srgb, var(--ink) 8%, transparent); }
.top-dl { display: inline-flex; align-items: center; height: 38px; padding-inline: 18px; margin-inline-start: 4px; border-radius: 999px; background: var(--ink); color: var(--bg);
  text-decoration: none; font: 600 13px/1 'Source Sans 3', sans-serif; }
html[lang="ar"] .top-dl { font: 700 16px/1 'Amiri', serif; }
.top-dl:hover { opacity: .88; }
.lang-menu { border-radius: 12px; }

/* Pembuka */
.hero { padding-block: 64px 56px; text-align: center; }
/* Cip di atas tajuk: label «baharu», versi, dan anak panah ke cara pemasangan */
.chip { display: inline-flex; align-items: center; gap: 10px; margin: 0 0 26px; padding: 5px; padding-inline-start: 6px; border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--ink) 13%, transparent); background: color-mix(in srgb, var(--ink) 4%, var(--bg));
  color: var(--ink); text-decoration: none; font: 500 14px/1 'Source Sans 3', sans-serif;
  box-shadow: inset 0 1px 0 color-mix(in srgb, var(--ink) 6%, transparent); transition: border-color .2s, background .2s; }
.chip:hover { border-color: color-mix(in srgb, var(--ink) 24%, transparent); background: color-mix(in srgb, var(--ink) 7%, var(--bg)); }
.chip-tag { --orange: #e5582a; padding: 6px 11px; border-radius: 999px; background: color-mix(in srgb, var(--orange) 15%, transparent); color: var(--orange); font-weight: 600; }
:root[data-theme="dark"] .chip-tag { --orange: #f26a3d; background: color-mix(in srgb, var(--orange) 18%, transparent); }
.chip-sep { font-style: normal; color: var(--muted); margin-inline: -4px; }
.chip-sub { color: var(--copy); }
.chip-go { display: inline-grid; place-items: center; width: 26px; height: 26px; margin-inline-start: 4px; border-radius: 50%;
  background: color-mix(in srgb, var(--ink) 9%, transparent); transition: transform .2s; }
.chip:hover .chip-go { transform: translateY(2px); }
html[lang="ar"] .chip { font: 400 17px/1 'Amiri', serif; }
html[lang="ar"] .chip-tag { font-weight: 700; padding-block: 5px 7px; }
@media (max-width: 420px) { .chip-sep, .chip-sub { display: none; } }
.hero h1 { margin: 0 0 16px; font: 400 clamp(38px, 6vw, 55px)/1.08 var(--font-display); letter-spacing: -.015em; text-wrap: balance; }
html[lang="ar"] .hero h1 { font-weight: 700; letter-spacing: 0; }
.lead { max-width: 560px; margin: 0 auto; color: var(--copy); font: 400 21px/1.5 var(--font-display); text-wrap: pretty; }
html[lang="ar"] .lead { font: 400 21px/1.7 var(--font); }
@media (min-width: 760px) { .lead { max-width: none; white-space: nowrap; } }
.download { display: inline-flex; align-items: center; gap: 10px; margin-top: 28px; min-height: 48px; padding: 12px 24px;
  background: var(--ink); color: var(--bg); text-decoration: none; font: 600 15px/1 'Source Sans 3', var(--font); }
html[lang="ar"] .download { font: 700 18px/1 var(--font); }
.download:hover { opacity: .86; }
.needs { margin: 16px 0 0; color: var(--muted); font: 400 13px/1.6 var(--font); }
.needs span { unicode-bidi: isolate; white-space: nowrap; }
html[lang="ar"] .needs { font-size: 16px; }

/* Tangkapan skrin: lebih lebar daripada kolum teks; versi terang/gelap ikut tema */
.shot { margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.shot.wide { max-width: 1132px; }
.shot img { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 10px;
  box-shadow: 0 24px 60px -30px rgba(20, 25, 22, .35); }
.shot-dark { display: none !important; }
:root[data-theme="dark"] .shot-light { display: none !important; }
:root[data-theme="dark"] .shot-dark { display: block !important; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .shot-light { display: none !important; }
  :root:not([data-theme="light"]) .shot-dark { display: block !important; }
}
.hero + .shot { margin-bottom: 64px; }
section.feature { border-top: 1px solid var(--line); padding-block: 56px 28px; text-align: center; }
section.feature h2 { margin-bottom: 10px; }
section.feature p { max-width: 520px; margin: 0 auto; color: var(--copy); }
.feature + .shot { margin-bottom: 64px; }

/* Bahagian */
section { padding-block: 48px; border-top: 1px solid var(--line); }
h2 { margin: 0 0 24px; font: 400 27px/1.2 var(--font-display); }
html[lang="ar"] h2 { font-weight: 700; }

/* Tiga langkah: baris bergaris rambut; nombor kecil, tajuk dan penerangan dalam tiga lajur tetap
   supaya setiap baris setinggi teksnya sahaja (tiada ruang kosong antara lajur) */
.steps { list-style: none; margin: 0; padding: 0; border-bottom: 1px solid var(--line); counter-reset: step; }
.steps li { display: grid; grid-template-columns: 48px 220px minmax(0, 1fr); align-items: baseline; gap: 0 24px;
  padding-block: 20px; border-top: 1px solid var(--line); counter-increment: step; }
.steps li::before { content: counter(step, decimal-leading-zero); color: var(--muted);
  font: 600 11px/1 'Source Sans 3', sans-serif; letter-spacing: .14em; }
html[lang="ar"] .steps li::before { content: counter(step, arabic-indic); font: 700 18px/1 'Amiri', serif; letter-spacing: 0; }
.steps h3 { margin: 0; font: 400 21px/1.3 var(--font-display); }
html[lang="ar"] .steps h3 { font-weight: 700; font-size: 22px; }
.steps p { margin: 0; color: var(--copy); font-size: 16px; line-height: 1.75; }
html[lang="ar"] .steps p { font-size: 18px; line-height: 1.8; }
@media (max-width: 760px) {
  .steps li { grid-template-columns: 36px minmax(0, 1fr); gap: 6px 12px; }
  .steps p { grid-column: 2; }
}

/* Soalan */
main details { border-top: 1px solid var(--line); }
main details:last-of-type { border-bottom: 1px solid var(--line); }
main summary { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 16px 0; cursor: pointer; list-style: none;
  font: 400 19px/1.4 var(--font-display); }
html[lang="ar"] main summary { font-size: 20px; font-weight: 700; }
main summary::-webkit-details-marker { display: none; }
main summary::after { content: '+'; flex: none; color: var(--accent); font: 300 24px/1 'Source Sans 3', sans-serif; transition: transform .2s ease; }
main details[open] summary::after { transform: rotate(45deg); }
main summary:hover { color: var(--accent); }
main details > div { color: var(--copy); }
main details > div > :last-child { margin-bottom: 18px; }
main details p { margin: 0 0 10px; }
code { padding: 1px 5px; background: var(--code-bg); font: 0.82em/1.5 var(--font-mono); direction: ltr; unicode-bidi: isolate; }
.cmd { display: flex; align-items: center; gap: 8px; margin: 8px 0; padding: 8px 8px 8px 12px; direction: ltr; background: var(--code-bg); }
.cmd code { flex: 1; min-width: 0; overflow-x: auto; padding: 0; background: none; white-space: pre; font-size: 13px; }
.copy { flex: none; padding: 3px 10px; border: 1px solid var(--line); background: var(--paper); color: var(--ink);
  font: 600 11px/1.6 'Source Sans 3', sans-serif; }
.copy:hover { border-color: var(--ink); }

/* Kaki */
footer { padding-block: 32px 48px; border-top: 1px solid var(--line); color: var(--muted); font: 400 13px/1.6 var(--font); }
html[lang="ar"] footer { font-size: 15px; }
footer p { margin: 0 0 8px; }
.file { font: 12px/1.6 'Source Sans 3', sans-serif; direction: ltr; text-align: start; overflow-wrap: anywhere; }
html[lang="ar"] .file { text-align: right; }

@media (max-width: 480px) {
  .needs span { white-space: normal; }
}
@media (prefers-reduced-motion: reduce) { summary::after { transition: none; } }

/* Menu bahasa (lungsur) */
.lang { position: relative; }
/* Ikon glob sahaja, sama seperti butang tema di sebelahnya */
.lang summary { display: grid; place-items: center; width: 36px; height: 36px; border: 0; border-radius: 50%;
  cursor: pointer; list-style: none; color: var(--ink); }
.lang summary::-webkit-details-marker { display: none; }
.lang summary:hover, .lang[open] summary { background: color-mix(in srgb, var(--ink) 8%, transparent); }
.lang-menu { position: absolute; top: calc(100% + 6px); inset-inline-end: 0; z-index: 20; min-width: 170px; padding: 6px;
  background: var(--paper); border: 1px solid var(--line); box-shadow: 0 14px 34px -14px rgba(20, 25, 22, .35);
  animation: menu-in .16s ease both; }
@keyframes menu-in { from { opacity: 0; transform: translateY(-4px); } }
.lang-menu a { display: block; padding: 8px 10px; text-decoration: none; color: var(--copy); font: 500 14px/1.3 'Source Sans 3', sans-serif; }
.lang-menu a[lang="ar"] { font: 700 17px/1.3 'Amiri', serif; }
.lang-menu a:hover { background: var(--bg); color: var(--ink); }
.lang-menu a[aria-current] { color: var(--accent); }

/* Muat turun: Mac dan Windows (akan datang) */
.downloads { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 28px; }
.downloads .download { margin-top: 0; }
.download.soon { background: transparent; color: var(--muted); border: 1px dashed var(--line); cursor: default; }

/* Pemasangan CLI */
.intro { margin: -8px 0 22px; color: var(--copy); }
.cli-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
.cli { min-width: 0; padding: 18px 18px 8px; background: var(--paper); border: 1px solid var(--line); }
.cli h3 { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; margin: 0 0 6px; font: 500 20px/1.3 var(--font-display); }
html[lang="ar"] .cli h3 { font-weight: 700; }
.cli h3 span { color: var(--muted); font: 600 11px/1.4 'Source Sans 3', sans-serif; letter-spacing: .14em; text-transform: uppercase; }
html[lang="ar"] .cli h3 span { font: 400 15px/1.4 'Amiri', serif; letter-spacing: 0; text-transform: none; }
.cli p { margin: 10px 0 4px; color: var(--copy); font-size: .92em; }
.note { margin: 18px 0 0; color: var(--muted); font-size: .92em; }
#cli a, details a { color: var(--accent); }

/* Soalan: buka/tutup licin (JS menganimasi ketinggian kandungan) */
main details > div { overflow: hidden; }

/* Logo jenama sebenar (isi, bukan garis) */
svg.brand { fill: currentColor; stroke: none; flex: none; }
svg.brand.claude { fill: #d97757; }      /* oren rasmi Claude */
.cli h3 svg.brand { align-self: center; }

/* Arahan CLI: baris dibalut ke bawah, tiada bar tatal mendatar */
.cmd { align-items: flex-start; }
.cmd code { overflow: visible; white-space: pre-wrap; word-break: break-all; line-height: 1.55; }

/* Demo interaktif: UI app sebenar dalam iframe, diskala supaya muat lebar halaman */
.demo { margin: 0 auto 64px; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.demo.wide { max-width: 1132px; }
.demo-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.demo-tag { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font: 600 11px/1.4 'Source Sans 3', sans-serif; letter-spacing: .14em; text-transform: uppercase; }
html[lang="ar"] .demo-tag { font: 400 15px/1.4 'Amiri', serif; letter-spacing: 0; text-transform: none; }
.demo-tag .dot { width: 7px; height: 7px; border-radius: 50%; background: #3fb27f; box-shadow: 0 0 0 3px rgba(63, 178, 127, .18); }
.demo-theme { display: inline-flex; border: 1px solid var(--line); }
.demo-theme button { padding: 5px 12px; border: 0; background: transparent; color: var(--muted); font: 600 12px/1.4 'Source Sans 3', sans-serif; }
html[lang="ar"] .demo-theme button { font: 700 14px/1.4 'Amiri', serif; }
.demo-theme button.on { background: var(--ink); color: var(--bg); }
.demo-stage, .side-stage { position: relative; overflow: hidden; border: 1px solid var(--line); border-radius: 10px; background: #141414;
  box-shadow: 0 24px 60px -30px rgba(20, 25, 22, .35); }
.demo-stage iframe, .side-slot iframe { position: absolute; top: 0; left: 0; border: 0; transform-origin: 0 0; background: #141414; }
.side-stage img { display: block; width: 100%; height: auto; }
/* Kawasan panel sisi dalam tangkapan skrin Shamela (2000×1169): x 0–556, y 142–1169 */
.side-slot { position: absolute; left: 0; top: 12.15%; width: 27.8%; bottom: 0; overflow: hidden; }
.demo-fallback, .demo-small { display: none; }
@media (max-width: 760px) {
  .demo-stage, .side-slot, .demo-theme { display: none; }
  .demo-fallback { display: block; width: 100%; height: auto; border: 1px solid var(--line); border-radius: 10px; }
  .demo-small { display: block; margin-top: 8px; color: var(--muted); font-size: 13px; text-align: center; }
}

/* Demo utama dalam tetingkap Shamela: bar alat sebenar (butang «الشامل الذكي» dan tab carian boleh
   ditekan) di atas dua lapisan — halaman carian Shamela, atau paparan الشامل الذكي. */
.window { position: relative; overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: #141414;
  box-shadow: 0 40px 90px -40px rgba(0, 0, 0, .6); }
.window-bar { position: relative; aspect-ratio: 2000 / 147; }
.window-bar img { position: absolute; inset: 0; width: 100%; height: 100%; display: block; transition: opacity .25s ease; }
.window[data-mode="ai"] .bar-search, .window[data-mode="search"] .bar-ai { opacity: 0; }
.hot { position: absolute; border: 0; padding: 0; background: transparent; border-radius: 6px; cursor: pointer; }
.hot:hover, .hot:focus-visible { background: rgba(215, 180, 106, .16); box-shadow: 0 0 0 1px rgba(215, 180, 106, .55); }
.hot-ai { left: 94.4%; top: 27%; width: 5.5%; height: 45%; }
.hot-tab { left: 87.5%; top: 72%; width: 12.4%; height: 27%; }
.hot.pulse { animation: hot-pulse 1.1s ease-in-out 2; }
@keyframes hot-pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(215, 180, 106, 0); } 50% { box-shadow: 0 0 0 6px rgba(215, 180, 106, .45); background: rgba(215, 180, 106, .2); } }
.window-body { position: relative; aspect-ratio: 2000 / 1032; }
.layer { position: absolute; inset: 0; transition: opacity .35s ease, visibility .35s; }
.layer-search img { display: block; width: 100%; height: 100%; }
.window[data-mode="search"] .layer-ai, .window[data-mode="ai"] .layer-search { opacity: 0; visibility: hidden; }
.window .demo-stage { border: 0; border-radius: 0; box-shadow: none; }
.window .side-slot { top: 0; }
@media (max-width: 760px) { .window { display: none; } }
@media (max-width: 860px) { .sections { display: none; } }
@media (max-width: 480px) { .top-dl { display: none; } .top-inner { padding-inline: 16px 10px; } }

/* Lenis (tatal licin): gaya yang disyorkan */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }
.lenis.lenis-stopped { overflow: hidden; }

/* Istilah bahasa lain dalam ayat (Shamela AI, الشامل الذكي): satu blok, tidak dipecah ke dua baris */
bdi { white-space: nowrap; }