/* Tech & software agency design — edit freely. Colours and fonts are variables below. Light is the default; dark is enabled with data-theme="dark" on <html>. */
:root {
  --primary: #4f46e5;
  --accent: #0891b2;
  --bg: #f7f8fc;
  --surface: #ffffff;
  --text: #141829;
  --muted: color-mix(in srgb, var(--text) 68%, var(--bg));
  --line: color-mix(in srgb, var(--text) 12%, var(--bg));
  --soft: color-mix(in srgb, var(--primary) 7%, var(--bg));
  --on-primary: #ffffff;
  --radius: 14px;
  --shadow: 0 18px 40px -24px rgba(20, 24, 41, .25);
  --font-heading: 'Space Grotesk', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-arabic: 'IBM Plex Sans Arabic', 'Segoe UI', Tahoma, sans-serif;
  color-scheme: light;
}
html[data-theme="dark"] {
  --primary: #6366f1;
  --accent: #22d3ee;
  --bg: #0b0d17;
  --surface: #131627;
  --text: #e8eaf6;
  --soft: color-mix(in srgb, var(--primary) 10%, var(--bg));
  --shadow: 0 18px 40px -24px rgba(0, 0, 0, .6);
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font: 400 17px/1.65 var(--font-body); -webkit-font-smoothing: antialiased; }
body.lang-ar { font-family: var(--font-arabic); }
h1, h2, h3 { font-family: var(--font-heading); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
.lang-ar h1, .lang-ar h2, .lang-ar h3 { font-family: var(--font-arabic); letter-spacing: 0; line-height: 1.35; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
a { color: var(--primary); }
a:focus-visible, button:focus-visible { outline: 3px solid color-mix(in srgb, var(--primary) 45%, transparent); outline-offset: 2px; }
img { max-width: 100%; height: auto; }
.container { width: min(1120px, 100% - 40px); margin-inline: auto; }
.narrow { width: min(760px, 100% - 40px); }
.skip { position: absolute; inset-inline-start: -999px; }
.skip:focus { inset-inline-start: 12px; top: 12px; background: var(--surface); color: var(--text); padding: 8px 12px; z-index: 10; }

.site-header { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--bg) 90%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.header-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 68px; }
.brand { display: inline-flex; align-items: center; min-height: 44px; text-decoration: none; }
.brand-logo { display: block; height: 40px; width: auto; aspect-ratio: 4096 / 1199; }
.brand-logo-dark { display: none; }
html[data-theme="dark"] .brand-logo { display: none; }
html[data-theme="dark"] .brand-logo-dark { display: block; }
.nav { display: flex; gap: 22px; align-items: center; }
.nav a { color: var(--text); text-decoration: none; font-weight: 500; opacity: .85; }
.nav a:hover, .nav a[aria-current="page"] { opacity: 1; color: var(--primary); }
.lang-switch { border: 1px solid var(--line); padding: 4px 12px; border-radius: 999px; }
.nav-toggle { display: none; align-items: center; gap: 8px; background: none; border: 1px solid var(--line); color: var(--text); border-radius: var(--radius); padding: 6px 14px; min-height: 44px; min-width: 44px; font: inherit; font-weight: 500; cursor: pointer; transition: border-color .15s, color .15s; }
.nav-toggle:hover { border-color: var(--primary); color: var(--primary); }
.nav-toggle svg { width: 20px; height: 20px; flex: none; }
.theme-toggle { display: inline-grid; place-items: center; width: 44px; height: 44px; padding: 0; background: none; border: 1px solid var(--line); color: var(--text); border-radius: 50%; cursor: pointer; transition: border-color .15s, color .15s; }
.theme-toggle svg { width: 20px; height: 20px; }
.theme-toggle .icon-sun { display: none; }
html[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
html[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
.theme-toggle:hover { border-color: var(--primary); color: var(--primary); }
.header-actions { display: flex; align-items: center; gap: 12px; }

.card-project { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.card-project { position: relative; transition: transform .3s cubic-bezier(.2,.7,.2,1), border-color .3s, box-shadow .3s; }
.card-project:hover { transform: translateY(-6px); box-shadow: 0 30px 50px -28px color-mix(in srgb, var(--primary) 55%, transparent); }
.card-media { position: relative; display: block; overflow: hidden; aspect-ratio: 3 / 2; background: var(--soft); border-bottom: 1px solid var(--line); }
.card-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, color-mix(in srgb, var(--primary) 28%, transparent)); opacity: 0; transition: opacity .35s; pointer-events: none; }
.card-project:hover .card-media::after { opacity: 1; }
.card-project .card-thumb { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .7s cubic-bezier(.2,.7,.2,1); }
.card-project:hover .card-thumb { transform: scale(1.07); }
.card-tag { position: absolute; z-index: 1; top: 14px; inset-inline-start: 14px; padding: 5px 12px; border-radius: 999px; font-size: .78rem; font-weight: 600; letter-spacing: .02em; color: var(--text); background: color-mix(in srgb, var(--surface) 82%, transparent); backdrop-filter: blur(8px); border: 1px solid var(--line); }
.card-project .card-body a { align-self: flex-start; margin-top: auto; padding-top: 4px; }
.card-project .card-body a::after { content: "\2192"; display: inline-block; margin-inline-start: 8px; transition: transform .25s; }
.card-project .card-body a:hover::after { transform: translateX(5px); }
.card-project .card-body { padding: 22px 26px 18px; display: flex; flex-direction: column; flex: 1; }
.card-project h3 { margin-bottom: .35em; }

.hero { padding: clamp(64px, 10vw, 120px) 0; }
.hero-grid { display: grid; gap: 40px; align-items: center; }
.hero-split .hero-grid { grid-template-columns: 1.2fr .8fr; }
.hero-centered { text-align: center; background: radial-gradient(60% 80% at 50% 0%, color-mix(in srgb, var(--primary) 12%, transparent), transparent); }
.hero-centered .hero-text { max-width: 760px; margin-inline: auto; }
.hero-centered .cta-row { justify-content: center; }
.hero-banner { background: linear-gradient(135deg, var(--primary), color-mix(in srgb, var(--primary) 55%, #000)); color: #fff; }
.hero-banner .eyebrow, .hero-banner .lead { color: rgba(255,255,255,.85); }
.hero-banner .btn-primary { background: #fff; color: var(--primary); }
.hero-banner .btn-ghost { color: #fff; border-color: rgba(255,255,255,.5); }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .8rem; font-weight: 600; color: var(--accent); margin-bottom: 1em; }
.lang-ar .eyebrow { letter-spacing: 0; }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 60ch; }
.hero-centered .lead { margin-inline: auto; }
.hero-card { background: var(--surface); border: 1px solid var(--line); border-radius: calc(var(--radius) + 6px); padding: 28px; box-shadow: var(--shadow); }
.hero-card ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.hero-card li { padding: 12px 16px; border-radius: var(--radius); background: var(--soft); font-weight: 600; }

.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 13px 22px; border-radius: var(--radius); font-weight: 600; text-decoration: none; border: 1px solid transparent; cursor: pointer; font: inherit; font-weight: 600; transition: transform .15s, box-shadow .15s, background-color .15s, color .15s; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--primary); color: var(--on-primary); box-shadow: 0 10px 24px -12px var(--primary); }
.btn-primary:hover { box-shadow: 0 14px 28px -12px var(--primary); }
.btn-ghost { border-color: var(--line); color: var(--text); background: var(--surface); }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-wa { background: #25d366; color: #fff; }
.btn-wa:hover { background: #1ebe5a; }

.section { padding: clamp(56px, 8vw, 96px) 0; }
.section-soft { background: var(--soft); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; margin-top: 28px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); transition: transform .15s, border-color .15s; }
.card:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--primary) 40%, var(--line)); }
.card-num { display: inline-block; font-weight: 700; color: var(--accent); margin-bottom: 10px; }
.card p, .feature p { color: var(--muted); margin: 0; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 28px; margin-top: 24px; }
.feature { border-inline-start: 3px solid var(--accent); padding-inline-start: 18px; }

.form { display: grid; gap: 14px; background: var(--surface); border: 1px solid var(--line); border-radius: calc(var(--radius) + 4px); padding: 24px; box-shadow: var(--shadow); }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.field { display: grid; gap: 6px; font-size: .92rem; font-weight: 500; }
.field input, .field select, .field textarea { width: 100%; font: inherit; color: var(--text); background: var(--bg); border: 1px solid var(--line); border-radius: calc(var(--radius) / 2 + 4px); padding: 11px 13px; min-height: 44px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid color-mix(in srgb, var(--primary) 40%, transparent); border-color: var(--primary); }
.hp { position: absolute; inset-inline-start: -10000px; width: 1px; height: 1px; overflow: hidden; }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 40px; align-items: start; }
.form-sent { display: none; position: fixed; top: 84px; inset-inline: 0; margin: 0 auto; width: min(560px, 100% - 32px); z-index: 20; background: #16a34a; color: #fff; padding: 14px 18px; border-radius: var(--radius); text-align: center; box-shadow: 0 14px 30px -12px rgba(0,0,0,.4); }
#sent:target { display: block; }

.footer-row nav { display: flex; gap: 18px; }
.footer-row nav a { color: var(--muted); }
.footer-row nav a:hover { color: var(--primary); }
.card a { display: inline-block; margin-top: 12px; font-weight: 600; min-height: 44px; line-height: 44px; }
.card a:hover { color: var(--accent); }
.site-footer { border-top: 1px solid var(--line); padding: 28px 0; color: var(--muted); font-size: .92rem; background: var(--surface); }
.footer-row { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.wa-float { position: fixed; bottom: 20px; inset-inline-end: 20px; z-index: 30; width: 56px; height: 56px; border-radius: 50%; background: #25d366; color: #fff; display: grid; place-items: center; box-shadow: 0 12px 28px -8px rgba(0,0,0,.35); transition: transform .15s; }
.wa-float:hover { transform: scale(1.06); }
.wa-float svg { width: 28px; height: 28px; }

/* Project card fallback media */
.card-media-fallback { display: grid; place-items: center; background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 85%, #000), var(--accent)); }
.card-media-fallback .mono { font-family: var(--font-heading); font-size: clamp(2.6rem, 6vw, 3.6rem); font-weight: 700; color: #fff; letter-spacing: .04em; opacity: .92; transition: transform .6s cubic-bezier(.2,.7,.2,1); }
.card-project:hover .mono { transform: scale(1.1); }
.card-project .card-body p { margin-bottom: 14px; }

/* Motion & polish */
.section-cta { margin: 36px 0 0; text-align: center; }
.section-cta .btn-ghost::after { content: "\2192"; transition: transform .25s; }
.section-cta .btn-ghost:hover::after { transform: translateX(5px); }
.site-header { transition: box-shadow .25s, background-color .25s; }
.site-header.is-scrolled { box-shadow: 0 12px 30px -22px rgba(20, 24, 41, .55); }
.card { transition: transform .3s cubic-bezier(.2,.7,.2,1), border-color .3s, box-shadow .3s; }
.card:hover { transform: translateY(-4px); box-shadow: 0 26px 46px -28px color-mix(in srgb, var(--primary) 45%, transparent); }
.card-num { background: var(--soft); padding: 2px 12px; border-radius: 999px; font-size: .85rem; }
.feature { transition: transform .25s, border-color .25s; }
.feature:hover { transform: translateX(4px); border-color: var(--primary); }
.section .eyebrow { margin-bottom: .6em; }
.section-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px 24px; }
.section-head .lead { margin-bottom: 0; }
.hero { position: relative; overflow: hidden; isolation: isolate; }
.hero::before, .hero::after { content: ""; position: absolute; z-index: -1; border-radius: 50%; filter: blur(80px); opacity: .28; pointer-events: none; animation: drift 16s ease-in-out infinite alternate; }
.hero::before { width: min(420px, 70vw); height: min(420px, 70vw); background: var(--primary); top: -160px; inset-inline-start: -100px; }
.hero::after { width: min(340px, 60vw); height: min(340px, 60vw); background: var(--accent); bottom: -150px; inset-inline-end: -70px; animation-delay: -7s; }
html[data-theme="dark"] .hero::before, html[data-theme="dark"] .hero::after { opacity: .2; }
.hero .eyebrow, .hero h1, .hero .lead, .hero .cta-row { animation: rise .8s cubic-bezier(.2,.7,.2,1) both; }
.hero h1 { animation-delay: .1s; }
.hero .lead { animation-delay: .2s; }
.hero .cta-row { animation-delay: .3s; }
.btn-primary { background-image: linear-gradient(135deg, var(--primary), color-mix(in srgb, var(--primary) 70%, var(--accent))); }
.service-strip { border-block: 1px solid var(--line); background: var(--surface); padding: 18px 0; overflow: hidden; }
.service-strip .strip-items { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 14px; }
.service-strip .strip-items span { padding: 6px 16px; border-radius: 999px; background: var(--soft); border: 1px solid var(--line); font-weight: 600; font-size: .92rem; color: var(--muted); transition: color .2s, border-color .2s, transform .2s; }
.service-strip .strip-items span:hover { color: var(--primary); border-color: var(--primary); transform: translateY(-2px); }
.nav.open { animation: drop .25s ease both; }
@media (min-width: 861px) {
  .nav a:not(.lang-switch) { position: relative; }
  .nav a:not(.lang-switch)::after { content: ""; position: absolute; inset-inline: 0; bottom: -6px; height: 2px; border-radius: 2px; background: var(--primary); transform: scaleX(0); transform-origin: left; transition: transform .25s; }
  .nav a:not(.lang-switch):hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
}
@keyframes rise { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
@keyframes drift { from { transform: translate(0, 0) scale(1); } to { transform: translate(60px, 40px) scale(1.15); } }
@keyframes drop { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* Project cards: clickable image + description + button */
.card-project a.card-media { display: block; margin: 0; min-height: 0; line-height: inherit; color: inherit; font-weight: inherit; cursor: pointer; }
.card-project a.card-media-fallback { display: grid; }
.card-project a.card-media:focus-visible { outline-offset: -4px; }
.card-project .card-body p { flex: 1; margin-bottom: 20px; }
.card-project .card-body a.btn { align-self: stretch; margin-top: 0; padding: 11px 20px; min-height: 46px; line-height: 1.2; font-weight: 600; color: var(--text); background: var(--surface); border-color: var(--line); }
.card-project .card-body a.btn:hover { background: var(--primary); border-color: var(--primary); color: var(--on-primary); box-shadow: 0 12px 24px -14px var(--primary); }
.card-project .card-body a.btn:focus-visible { outline: 3px solid color-mix(in srgb, var(--primary) 45%, transparent); outline-offset: 2px; }
.card-project .card-body { padding-bottom: 24px; }

@media (max-width: 860px) {
  .hero-split .hero-grid, .contact-grid { grid-template-columns: 1fr; }
  .nav-toggle { display: inline-flex; }
  .nav { display: none; position: absolute; inset-inline: 0; top: 68px; flex-direction: column; align-items: stretch; gap: 0; background: var(--surface); border-bottom: 1px solid var(--line); padding: 8px 20px 16px; }
  .nav a { padding: 10px 0; min-height: 44px; display: flex; align-items: center; }
  .nav.open { display: flex; }
}