/* Experts Key — company site. Colours are sampled from the logo:
   the green of the "K" and the "E" bars, the blue of the spine. */
:root {
  --green: #4db573;
  --green-ink: #2f8a52;
  --blue: #3fa4dd;
  --blue-ink: #1f7fb8;
  --ink: #16202a;
  --muted: #5b6875;
  --line: #e3e9ee;
  --bg: #ffffff;
  --bg-soft: #f4f8f6;
  --card: #ffffff;
  --albatriq: #f7941d;
  --pointy: #f15a29;
  --radius: 18px;
  --shadow: 0 1px 2px rgba(16, 32, 42, .05), 0 12px 32px rgba(16, 32, 42, .07);
  --wrap: 1160px;
  --font: "Cairo", system-ui, -apple-system, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --green-ink: #6fd296;
    --blue-ink: #6cc0ef;
    --ink: #e8eef2;
    --muted: #9aa8b4;
    --line: #253240;
    --bg: #0f161d;
    --bg-soft: #131d26;
    --card: #16212b;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 12px 32px rgba(0, 0, 0, .3);
  }
  .logo-light { display: none; }
  .logo-dark { display: inline-block !important; }
}
.logo-dark { display: none; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
html[lang="en"] body { font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif; line-height: 1.65; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue-ink); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; inset-inline-start: -999px; }
.skip:focus { inset-inline-start: 16px; top: 16px; background: var(--ink); color: var(--bg); padding: 8px 14px; border-radius: 8px; z-index: 99; }

/* ---------- header ---------- */
.site-head {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-head .wrap { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 800; font-size: 1.15rem; }
.brand:hover { text-decoration: none; }
.brand img { height: 30px; width: auto; }
.brand .ex { color: var(--blue); }
.brand .ky { color: var(--green); }
.nav { display: flex; gap: 22px; margin-inline-start: auto; }
.nav a { color: var(--muted); font-weight: 600; font-size: .95rem; }
.nav a:hover { color: var(--ink); text-decoration: none; }
.lang {
  border: 1px solid var(--line); border-radius: 999px; padding: 4px 14px;
  color: var(--ink); font-weight: 700; font-size: .85rem;
}
.lang:hover { text-decoration: none; border-color: var(--green); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: 999px; font-weight: 700;
  border: 2px solid transparent; transition: transform .15s, box-shadow .15s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--green); color: #fff; box-shadow: 0 8px 20px rgba(77, 181, 115, .3); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: var(--card); }
.btn-ghost:hover { border-color: var(--blue); }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; padding: 88px 0 96px; }
.hero::before {
  /* the logo's tile grid, faded into the page */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--bg) 2px, transparent 2px),
    linear-gradient(90deg, var(--bg) 2px, transparent 2px);
  background-size: 18px 18px;
  background-color: color-mix(in srgb, var(--blue) 10%, transparent);
  mask-image: radial-gradient(ellipse 60% 70% at var(--glow, 15%) 30%, #000 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 60% 70% at var(--glow, 15%) 30%, #000 0%, transparent 70%);
}
html[dir="ltr"] .hero::before { --glow: 85%; }
.hero .wrap { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.eyebrow {
  display: inline-block; font-weight: 700; font-size: .85rem; letter-spacing: .02em;
  color: var(--green-ink); background: color-mix(in srgb, var(--green) 12%, transparent);
  padding: 4px 14px; border-radius: 999px; margin-bottom: 18px;
}
.hero h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); line-height: 1.25; margin: 0 0 18px; font-weight: 900; }
.hero h1 .b { color: var(--blue); }
.hero h1 .g { color: var(--green); }
.hero p.lead { font-size: 1.15rem; color: var(--muted); max-width: 560px; margin: 0 0 30px; }
.hero .ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-mark { justify-self: center; width: min(360px, 80%); }
.hero-mark img { width: 100%; filter: drop-shadow(0 24px 40px rgba(63, 164, 221, .18)); }
html[dir="rtl"] .hero-mark img { transform: none; }

/* ---------- sections ---------- */
section { padding: 88px 0; }
section.soft { background: var(--bg-soft); border-block: 1px solid var(--line); }
.sec-head { max-width: 680px; margin-bottom: 44px; }
.sec-head h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); line-height: 1.3; margin: 0 0 10px; font-weight: 800; }
.sec-head p { color: var(--muted); margin: 0; font-size: 1.08rem; }
.center { text-align: center; margin-inline: auto; }

/* ---------- products ---------- */
.products { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.product {
  position: relative; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow);
  display: flex; flex-direction: column; overflow: hidden;
}
.product::after {
  content: ""; position: absolute; inset-inline: 0; top: 0; height: 5px; background: var(--accent);
}
.product.albatriq { --accent: var(--albatriq); }
.product.pointy { --accent: var(--pointy); }
.product .logo-row { display: flex; align-items: center; gap: 14px; height: 64px; margin-bottom: 18px; }
.product.albatriq .logo-row img { height: 60px; width: 60px; }
.product.pointy .logo-row img { height: 46px; width: auto; }
.product .logo-row strong { font-size: 1.6rem; font-weight: 900; }
.product .tag {
  display: inline-block; align-self: flex-start; font-size: .8rem; font-weight: 700;
  color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 3px 12px; border-radius: 999px; margin-bottom: 12px;
}
.product h3 { font-size: 1.35rem; line-height: 1.45; margin: 0 0 10px; }
.product > p { color: var(--muted); margin: 0 0 20px; }
.ticks { list-style: none; padding: 0; margin: 0 0 28px; display: grid; gap: 10px; }
.ticks li { position: relative; padding-inline-start: 30px; }
.ticks li::before {
  content: ""; position: absolute; inset-inline-start: 0; top: .45em;
  width: 18px; height: 18px; border-radius: 6px;
  background: color-mix(in srgb, var(--accent) 16%, transparent)
    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='%23666' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat;
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: -8px 0 28px; }
.chips span { font-size: .82rem; border: 1px solid var(--line); border-radius: 999px; padding: 2px 12px; color: var(--muted); }
.product .go { margin-top: auto; display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.product .go .btn-primary { background: var(--accent); box-shadow: 0 8px 20px color-mix(in srgb, var(--accent) 30%, transparent); }

/* ---------- capability grid ---------- */
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cap {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px;
}
.cap .ico {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 14px;
  background: color-mix(in srgb, var(--c, var(--green)) 14%, transparent); color: var(--c, var(--green));
}
.cap:nth-child(even) .ico { --c: var(--blue); }
.cap h3 { margin: 0 0 6px; font-size: 1.1rem; }
.cap p { margin: 0; color: var(--muted); font-size: .96rem; }

/* ---------- principles ---------- */
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--card); }
.principle { padding: 30px; border-inline-end: 1px solid var(--line); }
.principle:last-child { border-inline-end: 0; }
.principle .n { font-weight: 900; font-size: 2rem; color: var(--green); line-height: 1; margin-bottom: 10px; }
.principle:nth-child(2) .n { color: var(--blue); }
.principle h3 { margin: 0 0 6px; font-size: 1.12rem; }
.principle p { margin: 0; color: var(--muted); }

/* ---------- contact ---------- */
.cta-band {
  background: linear-gradient(135deg, var(--blue) 0%, var(--green) 100%);
  border-radius: 28px; color: #fff; padding: 56px; display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; align-items: center;
}
.cta-band h2 { margin: 0 0 8px; font-size: clamp(1.6rem, 3vw, 2.2rem); line-height: 1.3; }
.cta-band p { margin: 0; opacity: .92; }
.contact-list { display: grid; gap: 10px; }
.contact-list a {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .28);
  color: #fff; padding: 14px 18px; border-radius: 14px; font-weight: 700;
}
.contact-list a:hover { background: rgba(255, 255, 255, .22); text-decoration: none; }
.contact-list small { font-weight: 500; opacity: .85; direction: ltr; unicode-bidi: isolate; }

/* ---------- footer ---------- */
.site-foot { border-top: 1px solid var(--line); padding: 36px 0; color: var(--muted); font-size: .92rem; }
.site-foot .wrap { display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: center; justify-content: space-between; }
.site-foot .brand img { height: 26px; }
.site-foot nav { display: flex; gap: 20px; flex-wrap: wrap; }
.site-foot nav a { color: var(--muted); }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
  .grid4 { grid-template-columns: 1fr 1fr; }
  .products { grid-template-columns: 1fr; }
  .cta-band { grid-template-columns: 1fr; padding: 40px 28px; }
}
@media (max-width: 760px) {
  .nav { display: none; }
  .lang { margin-inline-start: auto; }
  .hero { padding: 48px 0 64px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 32px; }
  .hero-mark { order: -1; width: 170px; justify-self: start; }
  section { padding: 64px 0; }
  .product { padding: 26px 22px; }
  .principles { grid-template-columns: 1fr; }
  .principle { border-inline-end: 0; border-bottom: 1px solid var(--line); }
  .principle:last-child { border-bottom: 0; }
}
@media (max-width: 480px) {
  .wrap { padding: 0 16px; }
  .grid4 { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}

/* ---------- mission & vision ---------- */
.mv { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.mv-card {
  position: relative; overflow: hidden; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 40px 36px; box-shadow: var(--shadow);
}
.mv-card::before {
  /* a corner of the logo's tile grid */
  content: ""; position: absolute; top: 0; inset-inline-end: 0; width: 150px; height: 150px; pointer-events: none;
  background-image: linear-gradient(var(--card) 2px, transparent 2px), linear-gradient(90deg, var(--card) 2px, transparent 2px);
  background-size: 14px 14px; background-color: color-mix(in srgb, var(--c) 22%, transparent);
  mask-image: radial-gradient(circle at 100% 0, #000 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(circle at 100% 0, #000 0%, transparent 70%);
}
html[dir="rtl"] .mv-card::before {
  mask-image: radial-gradient(circle at 0 0, #000 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(circle at 0 0, #000 0%, transparent 70%);
}
.mv-card.mission { --c: var(--green); }
.mv-card.vision { --c: var(--blue); }
.mv-card .ico {
  width: 54px; height: 54px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 18px;
  background: var(--c); color: #fff; position: relative;
}
.mv-card .label { font-size: .85rem; font-weight: 800; color: var(--c); letter-spacing: .03em; margin-bottom: 4px; }
.mv-card h3 { margin: 0 0 12px; font-size: 1.45rem; line-height: 1.4; position: relative; }
.mv-card p { margin: 0; color: var(--muted); font-size: 1.04rem; position: relative; }
@media (max-width: 760px) {
  .mv { grid-template-columns: 1fr; }
  .mv-card { padding: 30px 24px; }
}

/* ---------- numbers strip ---------- */
.stats-band { margin-top: -40px; position: relative; z-index: 2; padding: 0 0 8px; }
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
}
.stat { padding: 26px 28px; border-inline-end: 1px solid var(--line); }
.stat:last-child { border-inline-end: 0; }
.stat .num { font-size: 2.6rem; font-weight: 900; line-height: 1; color: var(--green); font-variant-numeric: tabular-nums; }
.stat:nth-child(even) .num { color: var(--blue); }
.stat .lbl { font-weight: 800; margin: 10px 0 2px; }
.stat .sub { color: var(--muted); font-size: .9rem; line-height: 1.5; }
@media (max-width: 960px) {
  .stats { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(2) { border-inline-end: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
}
@media (max-width: 760px) { .stats-band { margin-top: -24px; } .stat { padding: 20px 18px; } .stat .num { font-size: 2.1rem; } }

/* ---------- school product (coming soon) + services ---------- */
.product.school { --accent: #6a5acd; grid-column: 1 / -1; }
.product.school .school-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 12px 40px; align-items: start; }
.product.school .ticks { margin-bottom: 0; }
.school-icon {
  width: 60px; height: 60px; border-radius: 16px; display: grid; place-items: center;
  background: var(--accent); color: #fff;
}
.soon {
  font-size: .78rem; font-weight: 800; color: #fff; background: var(--accent);
  padding: 2px 12px; border-radius: 999px; margin-inline-start: 6px; vertical-align: middle;
}
.services-cta { margin-top: 28px; display: flex; flex-wrap: wrap; align-items: center; gap: 14px; color: var(--muted); }
@media (max-width: 960px) {
  .product.school .school-grid { grid-template-columns: 1fr; }
}