/* =========================================================
   Alkhawalda Studio — main stylesheet
   Colors and sizes live in the variables below. Change them
   here and the whole site follows.
   ========================================================= */
:root {
  --bg: #0b1c22;
  --bg-2: #10272e;
  --surface: #163038;
  --surface-2: #1d3b44;
  --line: rgba(246, 231, 200, 0.12);
  --text: #f6efe2;
  --muted: #b5c4c2;
  --sand: #f2d29b;
  --sun: #ffb547;
  --sun-2: #ff7a3d;
  --sea: #2da3a6;
  --leaf: #5db06a;
  --danger: #ff5a5a;
  --radius: 18px;
  --radius-sm: 10px;
  --max: 1160px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --font-ar: "Cairo", "Segoe UI", Tahoma, "Noto Sans Arabic", sans-serif;
  --font-en: "Fredoka", "Cairo", "Segoe UI", system-ui, sans-serif;
  --header-h: 68px;
}

/* ---------- language switching ---------- */
html[lang="ar"] [data-lang="en"],
html[lang="en"] [data-lang="ar"] { display: none !important; }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ar);
  font-size: 17px;
  line-height: 1.75;
  overflow-x: hidden;
}
html[lang="en"] body { font-family: var(--font-en); line-height: 1.65; }
img, svg { max-width: 100%; display: block; }
img { height: auto; }
a { color: var(--sun); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.25; margin: 0 0 0.5em; font-weight: 800; }
html[lang="en"] h1, html[lang="en"] h2, html[lang="en"] h3 { font-weight: 600; letter-spacing: 0.2px; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--sun); outline-offset: 3px; border-radius: 6px; }

.container { width: min(100% - 32px, var(--max)); margin-inline: auto; }
.skip-link { position: absolute; inset-inline-start: 12px; top: -60px; background: var(--sun); color: #1b1300; padding: 8px 14px; border-radius: 8px; z-index: 100; font-weight: 700; }
.skip-link:focus { top: 12px; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  height: var(--header-h);
  background: rgba(11, 28, 34, 0.82);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header .container { height: 100%; display: flex; align-items: center; gap: 18px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 800; font-size: 1.05rem; white-space: nowrap; }
.brand:hover { text-decoration: none; }
.brand img { width: 40px; height: 40px; }
.brand small { display: block; font-size: 0.72rem; color: var(--muted); font-weight: 600; line-height: 1.1; }
.brand span { line-height: 1.15; }
.nav { margin-inline-start: auto; display: flex; align-items: center; gap: 6px; }
.nav a { color: var(--muted); font-weight: 700; padding: 8px 12px; border-radius: 999px; font-size: 0.95rem; }
.nav a:hover { color: var(--text); background: var(--surface); text-decoration: none; }
.nav a[aria-current="page"] { color: var(--text); background: var(--surface-2); }
.lang-btn {
  border: 1px solid var(--line); background: transparent; color: var(--text);
  font: inherit; font-weight: 700; font-size: 0.9rem;
  padding: 7px 14px; border-radius: 999px; cursor: pointer; min-height: 40px;
}
.lang-btn:hover { background: var(--surface); }
.menu-btn { display: none; margin-inline-start: auto; background: transparent; border: 1px solid var(--line); color: var(--text); width: 44px; height: 44px; border-radius: 12px; cursor: pointer; }
.menu-btn svg { margin: auto; }

@media (max-width: 860px) {
  .menu-btn { display: grid; }
  .nav {
    position: fixed; inset-inline: 0; top: var(--header-h);
    flex-direction: column; align-items: stretch; gap: 4px;
    background: var(--bg-2); border-bottom: 1px solid var(--line);
    padding: 12px 16px 20px; margin: 0;
    transform: translateY(-120%); transition: transform .25s ease; visibility: hidden;
  }
  .nav.open { transform: none; visibility: visible; }
  .nav a { padding: 12px 14px; font-size: 1.05rem; }
  .lang-btn { margin-top: 6px; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 50px; padding: 12px 24px; border-radius: 999px;
  font: inherit; font-weight: 800; font-size: 1rem; cursor: pointer;
  border: 2px solid transparent; transition: transform .15s ease, box-shadow .15s ease, background .15s;
  text-decoration: none !important;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--sun), var(--sun-2)); color: #2a1300; box-shadow: 0 10px 30px rgba(255, 122, 61, .35); }
.btn-ghost { background: rgba(255,255,255,.06); color: var(--text); border-color: rgba(246,231,200,.35); }
.btn-ghost:hover { background: rgba(255,255,255,.12); }
.btn svg { width: 22px; height: 22px; flex: none; }
.btn[aria-disabled="true"] { opacity: .55; pointer-events: none; filter: grayscale(.6); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- hero ---------- */
.hero { position: relative; min-height: min(88vh, 820px); display: flex; align-items: flex-end; isolation: isolate; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: -2; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: 62% 60%; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(11,28,34,.15) 0%, rgba(11,28,34,.25) 45%, rgba(11,28,34,.92) 88%, var(--bg) 100%); }
.hero .container { padding-block: 120px 64px; }
.hero-card { max-width: 640px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 800; color: var(--sand); background: rgba(11,28,34,.55); border: 1px solid var(--line); padding: 5px 14px; border-radius: 999px; font-size: .88rem; margin-bottom: 14px; }
.hero h1 { font-size: clamp(2.4rem, 7vw, 4.6rem); margin-bottom: .25em; text-shadow: 0 4px 30px rgba(0,0,0,.45); }
.hero h1 .accent { background: linear-gradient(90deg, var(--sun), #ffd98a); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { font-size: clamp(1.05rem, 2.2vw, 1.3rem); color: #e8efe9; max-width: 560px; text-shadow: 0 2px 12px rgba(0,0,0,.5); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; padding: 0; list-style: none; }
.chips li { background: rgba(11,28,34,.6); border: 1px solid var(--line); padding: 4px 12px; border-radius: 999px; font-size: .85rem; font-weight: 700; color: var(--muted); }

.page-hero { position: relative; padding: 110px 0 50px; overflow: hidden; isolation: isolate; border-bottom: 1px solid var(--line); }
.page-hero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(800px 300px at 80% 0%, rgba(255,181,71,.18), transparent 70%), radial-gradient(700px 300px at 10% 100%, rgba(45,163,166,.22), transparent 70%); }
.page-hero h1 { font-size: clamp(2rem, 5.5vw, 3.4rem); }
.page-hero p { color: var(--muted); max-width: 680px; font-size: 1.1rem; }

/* ---------- sections ---------- */
section { padding: 84px 0; }
.section-alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.section-head { max-width: 720px; margin-bottom: 40px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head h2 { font-size: clamp(1.7rem, 4vw, 2.5rem); }
.section-head p { color: var(--muted); font-size: 1.08rem; }
.kicker { color: var(--sun); font-weight: 800; font-size: .9rem; letter-spacing: .5px; margin-bottom: 6px; display: block; }
html[lang="en"] .kicker { text-transform: uppercase; letter-spacing: 1.5px; font-size: .78rem; }

.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } section { padding: 64px 0; } }

.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; transition: transform .2s ease, border-color .2s; }
.card:hover { transform: translateY(-4px); border-color: rgba(255,181,71,.35); }
.card h3 { font-size: 1.2rem; }
.card p { color: var(--muted); margin: 0; }
.icon { width: 54px; height: 54px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 16px; background: rgba(255,181,71,.12); color: var(--sun); }
.icon svg { width: 28px; height: 28px; }
.icon.sea { background: rgba(45,163,166,.16); color: #7fe0da; }
.icon.leaf { background: rgba(93,176,106,.16); color: #8fe09b; }
.icon.red { background: rgba(255,90,90,.14); color: #ff8c8c; }

.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.split.reverse > :first-child { order: 2; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 28px; } .split.reverse > :first-child { order: 0; } }
.frame { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); background: var(--surface); }
.frame img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }

.checklist { list-style: none; padding: 0; margin: 0 0 1.2em; display: grid; gap: 10px; }
.checklist li { position: relative; padding-inline-start: 32px; color: var(--muted); }
.checklist li strong { color: var(--text); }
.checklist li::before { content: ""; position: absolute; inset-inline-start: 0; top: .45em; width: 20px; height: 20px; border-radius: 50%; background: var(--leaf) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3 3 7-7' fill='none' stroke='%230b1c22' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat; }

/* stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stat { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; text-align: center; }
.stat b { display: block; font-size: clamp(1.7rem, 4vw, 2.3rem); color: var(--sun); line-height: 1.1; font-family: var(--font-en); }
.stat span { color: var(--muted); font-weight: 700; font-size: .95rem; }
@media (max-width: 760px) { .stats { grid-template-columns: repeat(2, 1fr); } }

/* resources */
.resources { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; list-style: none; }
.resources li { display: flex; align-items: center; gap: 8px; background: var(--surface); border: 1px solid var(--line); padding: 8px 14px; border-radius: 999px; font-weight: 700; }
.dot { width: 12px; height: 12px; border-radius: 50%; flex: none; }

/* gallery */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 860px) { .gallery { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .gallery { grid-template-columns: 1fr; } }
.gallery button { all: unset; cursor: zoom-in; display: block; width: 100%; box-sizing: border-box; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: var(--surface); position: relative; }
.gallery button:focus-visible { outline: 3px solid var(--sun); outline-offset: 3px; }
.gallery img { width: 100%; aspect-ratio: 16/10; object-fit: cover; transition: transform .35s ease; }
.gallery button:hover img { transform: scale(1.05); }
.gallery figcaption { position: absolute; inset-inline: 0; bottom: 0; padding: 26px 14px 10px; background: linear-gradient(transparent, rgba(11,28,34,.92)); font-weight: 700; font-size: .95rem; }
.note { color: var(--muted); font-size: .92rem; margin-top: 14px; }

.lightbox { position: fixed; inset: 0; z-index: 200; background: rgba(5,12,15,.94); display: none; align-items: center; justify-content: center; padding: 60px 16px; }
.lightbox.open { display: flex; }
.lightbox img { max-height: 80vh; width: auto; max-width: min(1200px, 100%); border-radius: 14px; box-shadow: var(--shadow); }
.lightbox p { position: absolute; bottom: 18px; inset-inline: 16px; text-align: center; margin: 0; font-weight: 700; }
.lb-btn { position: absolute; background: rgba(255,255,255,.1); color: #fff; border: 1px solid rgba(255,255,255,.25); width: 48px; height: 48px; border-radius: 50%; cursor: pointer; font-size: 1.4rem; display: grid; place-items: center; }
.lb-btn:hover { background: rgba(255,255,255,.2); }
.lb-close { top: 14px; inset-inline-end: 14px; }
.lb-prev { inset-inline-start: 14px; top: 50%; translate: 0 -50%; }
.lb-next { inset-inline-end: 14px; top: 50%; translate: 0 -50%; }
html[dir="rtl"] .lb-prev svg, html[dir="rtl"] .lb-next svg { transform: scaleX(-1); }

/* downloads */
.dl-card { display: flex; flex-direction: column; gap: 12px; }
.dl-card .meta { color: var(--muted); font-size: .92rem; }
.dl-card .btn { margin-top: auto; }
.badge { display: inline-block; font-size: .78rem; font-weight: 800; padding: 3px 10px; border-radius: 999px; background: rgba(93,176,106,.18); color: #9be6a6; }
.badge.soon { background: rgba(255,181,71,.15); color: var(--sun); }
.steps { counter-reset: s; list-style: none; padding: 0; display: grid; gap: 12px; }
.steps li { counter-increment: s; position: relative; padding-inline-start: 46px; color: var(--muted); }
.steps li::before { content: counter(s); position: absolute; inset-inline-start: 0; top: 0; width: 32px; height: 32px; border-radius: 50%; background: var(--surface-2); color: var(--sun); font-weight: 800; display: grid; place-items: center; font-family: var(--font-en); }

/* changelog / faq */
.timeline { border-inline-start: 2px solid var(--surface-2); padding-inline-start: 24px; display: grid; gap: 26px; }
.timeline article { position: relative; }
.timeline article::before { content: ""; position: absolute; inset-inline-start: -32px; top: 6px; width: 14px; height: 14px; border-radius: 50%; background: var(--sun); box-shadow: 0 0 0 4px var(--bg); }
.timeline h3 { margin-bottom: 4px; }
.timeline ul { color: var(--muted); margin: 0; padding-inline-start: 20px; }

.faq { display: grid; gap: 12px; max-width: 860px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 0 20px; }
.faq summary { cursor: pointer; font-weight: 800; padding: 16px 0; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--sun); font-size: 1.4rem; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq details p { color: var(--muted); padding-bottom: 6px; }

.kbd { font-family: var(--font-en); background: var(--surface-2); border: 1px solid var(--line); border-bottom-width: 3px; padding: 1px 8px; border-radius: 6px; font-size: .9em; }

/* CTA band */
.cta { position: relative; overflow: hidden; border-radius: 28px; padding: 54px 40px; background: linear-gradient(120deg, #173f48, #0f2a31 55%, #3a2318); border: 1px solid var(--line); isolation: isolate; }
.cta::before { content: ""; position: absolute; width: 420px; height: 420px; inset-inline-end: -120px; top: -160px; border-radius: 50%; background: radial-gradient(circle, rgba(255,181,71,.45), transparent 70%); z-index: -1; }
.cta h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
.cta p { color: var(--muted); max-width: 560px; }
@media (max-width: 620px) { .cta { padding: 38px 22px; } }

/* forms */
.form { display: grid; gap: 18px; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 620px) { .form .row { grid-template-columns: 1fr; } }
.field label { display: block; font-weight: 800; margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 16px; color: var(--text);
  background: var(--bg); border: 1.5px solid var(--surface-2); border-radius: 12px; padding: 12px 14px; min-height: 50px;
}
.field textarea { min-height: 160px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--sun); box-shadow: 0 0 0 3px rgba(255,181,71,.2); }
.field .err { color: var(--danger); font-size: .88rem; margin-top: 4px; display: none; font-weight: 700; }
.field.invalid input, .field.invalid textarea, .field.invalid select { border-color: var(--danger); }
.field.invalid .err { display: block; }
.hidden-field { position: absolute; width: 1px; height: 1px; margin: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.form { position: relative; }
.form-status { padding: 14px 16px; border-radius: 12px; font-weight: 700; display: none; }
.form-status.show { display: block; }
.form-status.ok { background: rgba(93,176,106,.15); color: #9be6a6; }
.form-status.fail { background: rgba(255,90,90,.12); color: #ffb0b0; }
.contact-list { list-style: none; padding: 0; display: grid; gap: 14px; margin: 0; }
.contact-list li { display: flex; gap: 14px; align-items: flex-start; }
.contact-list .icon { margin: 0; width: 46px; height: 46px; flex: none; }
.contact-list b { display: block; }
.contact-list span, .contact-list a { color: var(--muted); word-break: break-word; }
.contact-list a:hover { color: var(--sun); }

/* prose (privacy) */
.prose { max-width: 780px; }
.prose h2 { font-size: 1.4rem; margin-top: 1.6em; }
.prose p, .prose li { color: var(--muted); }

/* center pages (404/thanks) */
.center-page { min-height: calc(100vh - var(--header-h) - 200px); display: grid; place-items: center; text-align: center; padding: 80px 0; }
.center-page .big { font-size: clamp(4rem, 16vw, 8rem); font-weight: 800; color: var(--sun); line-height: 1; font-family: var(--font-en); }
.center-page .btn-row { justify-content: center; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); background: #08161b; padding: 56px 0 28px; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h4 { font-size: 1rem; color: var(--sand); }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--sun); }
.site-footer p { color: var(--muted); font-size: .95rem; }
.copy { border-top: 1px solid var(--line); margin-top: 36px; padding-top: 20px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; color: var(--muted); font-size: .9rem; }

.to-top { position: fixed; inset-inline-end: 16px; bottom: 16px; width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line); background: var(--surface-2); color: var(--text); cursor: pointer; display: grid; place-items: center; opacity: 0; pointer-events: none; transition: opacity .2s; z-index: 40; }
.to-top.show { opacity: 1; pointer-events: auto; }

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .card, .gallery img { transition: none; }
}
html[dir="rtl"] .flip-rtl { transform: scaleX(-1); }