/* أساس مشترك لأنماط البورتفوليو الثلاثة. كل نمط يعيد تعريف المتغيرات. */
:root {
  --bg: #ffffff; --fg: #161a19; --muted: #6b7471; --line: #e3e6e3; --accent: #2c6b64; --card: #f4f5f3;
  --font-display: sans-serif; --font-body: sans-serif;
  --wrap: 1240px;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; animation: none !important; } }
body { margin: 0; background: var(--bg); color: var(--fg); font-family: var(--font-body); line-height: 1.75; font-size: 16px; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--font-display); text-wrap: balance; margin: 0; line-height: 1.2; }
.num { font-variant-numeric: tabular-nums; }
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)); }
.empty-note { color: var(--muted); padding-block: 80px; text-align: center; }

/* مواصفات المشروع */
.specs { display: grid; grid-template-columns: max-content 1fr; gap: 6px 22px; margin: 0; font-size: .93rem; }
.specs dt { color: var(--muted); }
.specs dd { margin: 0; }

/* صفحة المشروع */
.pp-bar { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding-block: 22px; }
.pp-bar a { text-decoration: none; font-size: .95rem; }
.pp-home { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 600; }
.pp-home img { height: 56px; width: auto; }
.pp-head { padding-block: 40px 32px; display: grid; gap: 24px; }
.pp-head h1 { font-size: clamp(2rem, 5vw, 3.6rem); max-width: 18ch; }
.pp-draft { margin: 0; color: #a8661b; font-size: .9rem; }
.pp-specs { display: flex; flex-wrap: wrap; gap: 14px 44px; }
.pp-specs div { display: grid; gap: 2px; }
.pp-cover { display: block; max-width: var(--wrap); margin-inline: auto; padding-inline: max(20px, env(safe-area-inset-left, 0px)); cursor: zoom-in; }
.pp-cover img { width: 100%; max-height: 82vh; object-fit: cover; }
.pp-body { max-width: 760px; padding-block: 48px; font-size: 1.08rem; }
.pp-body p { margin: 0 0 1.2em; }
.pp-gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 14px; padding-block: 8px 40px; }
.pp-gallery a { cursor: zoom-in; overflow: hidden; }
.pp-gallery img { width: 100%; aspect-ratio: 4/3; object-fit: cover; transition: transform .5s; }
.pp-gallery a:hover img { transform: scale(1.03); }
.pp-next { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 10px; padding-block: 36px; border-top: 1px solid var(--line); text-decoration: none; margin-top: 30px; }
.pp-next span { color: var(--muted); }
.pp-next b { font-family: var(--font-display); font-size: clamp(1.3rem, 3vw, 2rem); font-weight: 600; }

/* التذييل */
.site-foot { border-top: 1px solid var(--line); margin-top: 60px; }
.site-foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 24px; padding-block: 44px; }
.foot-name { font-family: var(--font-display); font-size: 1.3rem; font-weight: 600; }
.foot-sub, .foot-copy { color: var(--muted); font-size: .9rem; }
.foot-links { display: flex; flex-wrap: wrap; gap: 10px 22px; }
.foot-links a { text-decoration: none; border-bottom: 1px solid var(--line); padding-bottom: 2px; }
.foot-links a:hover { border-color: currentColor; }
.foot-copy { flex-basis: 100%; }

/* عارض الصور */
.lightbox { position: fixed; inset: 0; z-index: 50; background: rgba(8,10,10,.92); display: grid; place-items: center; padding: 24px; cursor: zoom-out; }
.lightbox img { max-height: 92vh; max-width: 100%; object-fit: contain; }
.lightbox button { position: absolute; top: 14px; left: 18px; background: none; border: 0; color: #fff; font-size: 2.2rem; cursor: pointer; }