/* ============================================================
   AI-College · the college site
   Dark, cinematic, brushed steel and electric blue: the brand
   as the logo draws it. Everything right-to-left, one column on
   phones, and every motion tied to scrolling or loading.
   ============================================================ */
@font-face { font-family: 'Birzia'; src: url('/assets/fonts/Birzia-Light.woff2') format('woff2'), url('/assets/fonts/Birzia-Light.woff') format('woff'); font-weight: 300; font-display: swap; unicode-range: U+0590-05FF, U+FB1D-FB4F, U+0020-0040, U+005B-0060, U+007B-007E, U+00A0-00BF, U+2000-206F, U+20AA, U+2190-21FF, U+2713-2714; }
@font-face { font-family: 'Birzia'; src: url('/assets/fonts/Birzia-Medium.woff2') format('woff2'), url('/assets/fonts/Birzia-Medium.woff') format('woff'); font-weight: 400 500; font-display: swap; unicode-range: U+0590-05FF, U+FB1D-FB4F, U+0020-0040, U+005B-0060, U+007B-007E, U+00A0-00BF, U+2000-206F, U+20AA, U+2190-21FF, U+2713-2714; }
@font-face { font-family: 'Birzia'; src: url('/assets/fonts/Birzia-Bold.woff2') format('woff2'), url('/assets/fonts/Birzia-Bold.woff') format('woff'); font-weight: 600 700; font-display: swap; unicode-range: U+0590-05FF, U+FB1D-FB4F, U+0020-0040, U+005B-0060, U+007B-007E, U+00A0-00BF, U+2000-206F, U+20AA, U+2190-21FF, U+2713-2714; }
@font-face { font-family: 'Birzia'; src: url('/assets/fonts/Birzia-Black.woff2') format('woff2'), url('/assets/fonts/Birzia-Black.woff') format('woff'); font-weight: 800 900; font-display: swap; unicode-range: U+0590-05FF, U+FB1D-FB4F, U+0020-0040, U+005B-0060, U+007B-007E, U+00A0-00BF, U+2000-206F, U+20AA, U+2190-21FF, U+2713-2714; }

:root {
  --bg: #07090d; --bg2: #0b0e13; --bg3: #11141a; --card: #151920; --card2: #1a1f28;
  --line: #22272f; --line2: #2e343e;
  --ink: #f4f6f9; --ink2: #c7ccd4; --mut: #8f97a3; --mut2: #6b7380;
  --ti: #c0c4c9; --ti2: #dde1e6;
  --blue: #3b82f6; --blue2: #5b9cff; --blue-deep: #2f6fe0; --blue-soft: rgba(59, 130, 246, .12);
  --ok: #34d399; --warn: #f5b301; --warn-soft: rgba(245, 179, 1, .14);
  --metal: linear-gradient(180deg, #f6f8fb 0%, #c9ced5 40%, #8f97a3 58%, #e3e7ec 100%);
  --r: 18px; --sh: 0 20px 60px rgba(0, 0, 0, .45);
  --wrap-pad: clamp(16px, 4vw, 72px);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { font-family: 'Birzia', 'Heebo', 'Segoe UI', Arial, sans-serif; background: var(--bg); color: var(--ink); line-height: 1.65; font-size: 16px; overflow-x: hidden; }
h1, h2, h3, h4 { line-height: 1.15; font-weight: 900; letter-spacing: -.015em; text-wrap: balance; }
a { color: inherit; }
img { display: block; max-width: 100%; }
ul, ol { list-style: none; }
.num { font-variant-numeric: tabular-nums; unicode-bidi: isolate; }
.mono { font-family: 'IBM Plex Mono', ui-monospace, Menlo, monospace; letter-spacing: .12em; font-size: 12px; color: var(--blue2); unicode-bidi: plaintext; }
.wrap { width: 100%; padding-inline: var(--wrap-pad); margin-inline: auto; }
.metal { background: var(--metal); -webkit-background-clip: text; background-clip: text; color: transparent; }
.glow { color: var(--blue2); text-shadow: 0 0 28px rgba(91, 156, 255, .55); unicode-bidi: plaintext; }
.fill { background: var(--warn-soft); color: var(--warn); font-weight: 700; padding: 1px 8px; border-radius: 6px; font-size: 13px; }
.skip-link { position: absolute; top: -60px; inset-inline-start: 12px; background: #fff; color: #000; padding: 10px 16px; border-radius: 8px; z-index: 999; font-weight: 700; }
.skip-link:focus { top: 12px; }
.hp { position: absolute !important; width: 1px !important; height: 1px !important; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); opacity: 0; pointer-events: none; }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; border: 0; border-radius: 12px; padding: 13px 22px; font: inherit; font-weight: 800; font-size: 15.5px; text-decoration: none; cursor: pointer; transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-lg { padding: 16px 26px; font-size: 17px; border-radius: 14px; }
.btn-primary { background: linear-gradient(180deg, #4b8dff, #2f6fe0); color: #fff; box-shadow: 0 10px 30px rgba(59, 130, 246, .35), inset 0 1px 0 rgba(255, 255, 255, .25); }
.btn-primary:hover { box-shadow: 0 14px 36px rgba(59, 130, 246, .45), inset 0 1px 0 rgba(255, 255, 255, .25); }
.btn-ghost { background: rgba(255, 255, 255, .04); color: var(--ink); border: 1px solid var(--line2); }
.btn-ghost:hover { border-color: var(--blue); background: var(--blue-soft); }
.arr { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; flex: 0 0 auto; }

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease var(--d, 0s), transform .6s ease var(--d, 0s); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }
.no-js .reveal { opacity: 1; transform: none; }

/* ---------- top bar ---------- */
.top { position: sticky; top: 0; z-index: 50; background: rgba(7, 9, 13, .78); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 20px; }
.brand { display: flex; }
.brand img { width: 168px; height: auto; display: block; }
.nav { display: flex; gap: 26px; font-size: 15px; font-weight: 600; color: var(--ink2); }
.nav a { text-decoration: none; padding: 6px 0; border-bottom: 2px solid transparent; transition: color .15s ease, border-color .15s ease; }
.nav a:hover { color: #fff; border-color: var(--blue); }
.top-acts { display: flex; align-items: center; gap: 12px; }
.top .btn { padding: 11px 18px; font-size: 14.5px; }
.nav-toggle { display: none; width: 44px; height: 44px; border-radius: 10px; border: 1px solid var(--line2); background: transparent; flex-direction: column; align-items: center; justify-content: center; gap: 5px; cursor: pointer; }
.nav-toggle span { width: 20px; height: 2px; background: #fff; border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero { position: relative; min-height: min(92vh, 860px); display: grid; align-items: center; overflow: hidden; text-align: center; padding-block: clamp(56px, 9vw, 120px); }
.hero-bg, .hero-bg img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 40%; }
.hero-bg img { animation: kenburns 30s ease-in-out infinite alternate; }
@keyframes kenburns { from { transform: scale(1); } to { transform: scale(1.08); } }
.hero-veil { position: absolute; inset: 0; background: radial-gradient(ellipse at 50% 35%, rgba(7, 9, 13, .05), rgba(7, 9, 13, .6) 75%), linear-gradient(180deg, rgba(7, 9, 13, .45), rgba(7, 9, 13, .15) 45%, var(--bg) 100%); }
.hero-inner { position: relative; max-width: 980px; }
.hero-kick { display: inline-flex; align-items: center; gap: 14px; font-family: ui-monospace, Menlo, monospace; font-size: 12px; letter-spacing: .28em; text-transform: uppercase; color: var(--blue2); direction: ltr; }
.hero-kick i { width: 44px; height: 1px; background: linear-gradient(90deg, transparent, var(--blue2)); }
.hero-kick i:last-child { transform: scaleX(-1); }
.hero h1 { margin-top: 24px; font-size: clamp(38px, 7vw, 84px); line-height: 1.05; }
.hero h1 span { display: block; }
.hero h1 .line2 { color: #fff; font-size: .82em; margin-top: .1em; }
.hero-sub { margin: 22px auto 0; max-width: 60ch; font-size: clamp(17px, 2vw, 20px); color: var(--ink2); line-height: 1.6; }
.hero-cta { margin-top: 30px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero-facts { margin: 44px auto 0; display: flex; justify-content: center; gap: clamp(20px, 5vw, 64px); flex-wrap: wrap; padding-top: 24px; border-top: 1px solid rgba(255, 255, 255, .12); max-width: 760px; }
.hero-facts b { display: block; font-size: 24px; font-weight: 900; color: #fff; }
.hero-facts span { font-size: 13.5px; color: var(--mut); }

/* ---------- tools strip ---------- */
.tools { background: linear-gradient(90deg, #0d1424, #12203a 50%, #0d1424); border-block: 1px solid var(--line); padding-block: 18px; overflow: hidden; }
.tools .wrap { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 24px; }
.tools-lab { font-size: 13px; color: var(--mut); white-space: nowrap; }
.marquee { display: flex; overflow: hidden; min-width: 0; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee ul { display: flex; align-items: center; gap: 44px; padding-inline-end: 44px; flex: 0 0 auto; animation: slide 36s linear infinite; }
.marquee:hover ul { animation-play-state: paused; }
.marquee img { height: 24px; width: auto; filter: brightness(0) invert(1); opacity: .85; }
@keyframes slide { to { transform: translateX(100%); } }
@media (prefers-reduced-motion: reduce) { .marquee ul { animation: none; flex-wrap: wrap; } .marquee ul + ul { display: none; } .marquee { mask-image: none; -webkit-mask-image: none; } }

/* ---------- sections ---------- */
.sec { padding-block: clamp(64px, 8vw, 110px); }
.sec-head { max-width: 760px; }
.sec-head.center { margin-inline: auto; text-align: center; }
.kick { font-family: ui-monospace, Menlo, monospace; font-size: 12px; letter-spacing: .2em; color: var(--blue2); margin-bottom: 14px; }
.sec h2 { font-size: clamp(28px, 4vw, 48px); }
.sec h2 .metal, .b2b h2 .metal, .contact h2 .metal { display: inline; }
.lead { margin-top: 16px; font-size: clamp(16px, 1.8vw, 18.5px); color: var(--ink2); line-height: 1.7; max-width: 62ch; }
.sec-head.center .lead { margin-inline: auto; }

/* ---------- programs ---------- */
.programs { background: var(--bg2); }
.prog-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 44px; }
.prog { position: relative; background: linear-gradient(180deg, var(--card2), var(--card)); border: 1px solid var(--line2); border-radius: 24px; padding: 34px 32px; display: flex; flex-direction: column; gap: 14px; overflow: hidden; transition: transform .25s ease, border-color .25s ease; }
.prog::before { content: ''; position: absolute; inset: 0 0 auto; height: 2px; background: linear-gradient(90deg, transparent, var(--blue), transparent); }
.prog:hover { transform: translateY(-4px); border-color: rgba(59, 130, 246, .5); }
.prog h3 { font-size: clamp(22px, 2.4vw, 28px); }
.prog > p { color: var(--ink2); font-size: 16px; }
.prog-meta { display: grid; gap: 10px; margin-top: 8px; padding-top: 16px; border-top: 1px solid var(--line); }
.prog-meta div { display: grid; grid-template-columns: 84px 1fr; gap: 12px; font-size: 14.5px; }
.prog-meta dt { color: var(--mut); font-weight: 700; }
.prog-meta dd { color: var(--ink2); }
.prog-words { margin-top: auto; padding-top: 10px; font-weight: 800; color: var(--ti); letter-spacing: .02em; }
.prog .btn { align-self: flex-start; }

/* ---------- numbers ---------- */
.numbers { background: var(--bg); border-block: 1px solid var(--line); padding-block: 40px; position: relative; }
.num-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; text-align: center; }
.num-grid b { display: block; font-size: clamp(34px, 4.5vw, 56px); font-weight: 900; line-height: 1; background: var(--metal); -webkit-background-clip: text; background-clip: text; color: transparent; }
.num-grid span { display: block; margin-top: 8px; font-size: 14px; color: var(--mut); }

/* ---------- why ---------- */
.why-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 56px; align-items: start; }
.why-grid .sec-head { position: sticky; top: 100px; }
.why-list { display: grid; gap: 14px; }
.why-list li { display: grid; grid-template-columns: 56px 1fr; gap: 18px; background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 24px; }
.why-list h3 { font-size: 19px; margin-bottom: 6px; }
.why-list p { color: var(--ink2); font-size: 15.5px; }

/* ---------- beliefs ---------- */
.beliefs { padding-block: clamp(56px, 7vw, 90px); background: linear-gradient(180deg, var(--bg2), var(--bg)); border-block: 1px solid var(--line); }
.belief-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 40px; }
.belief-grid li { text-align: center; padding: 26px 20px; border-radius: 18px; background: rgba(255, 255, 255, .03); border: 1px solid var(--line); }
.belief-grid b { display: block; font-size: 22px; font-weight: 900; background: var(--metal); -webkit-background-clip: text; background-clip: text; color: transparent; margin-bottom: 8px; }
.belief-grid p { font-size: 14.5px; color: var(--ink2); }

/* ---------- method ---------- */
.method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 44px; }
.mcard { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 26px; transition: border-color .2s ease, transform .2s ease; }
.mcard:hover { border-color: rgba(59, 130, 246, .5); transform: translateY(-3px); }
.mcard h3 { font-size: 20px; margin-top: 14px; }
.mcard p { color: var(--ink2); font-size: 15px; margin-top: 6px; }
.quote { margin: 56px auto 0; max-width: 820px; text-align: center; font-size: clamp(22px, 3vw, 34px); font-weight: 900; line-height: 1.3; position: relative; padding-top: 28px; }
.quote::before { content: '“'; position: absolute; top: -10px; left: 50%; transform: translateX(-50%); font-size: 80px; line-height: 1; color: var(--blue); opacity: .6; }

/* ---------- how ---------- */
.how { background: var(--bg2); }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 44px; position: relative; }
.steps::before { content: ''; position: absolute; top: 28px; left: 12%; right: 12%; height: 1px; background: linear-gradient(90deg, transparent, var(--line2), transparent); }
.steps li { position: relative; padding-top: 8px; }
.steps b { display: grid; place-items: center; width: 56px; height: 56px; border-radius: 50%; background: var(--bg); border: 2px solid var(--blue); color: #fff; font-size: 20px; font-weight: 900; box-shadow: 0 0 0 8px var(--bg2), 0 0 30px rgba(59, 130, 246, .35); margin-bottom: 18px; }
.steps h3 { font-size: 19px; }
.steps p { color: var(--ink2); font-size: 15px; margin-top: 6px; }

/* ---------- team ---------- */
.group-h { font-family: ui-monospace, Menlo, monospace; font-size: 12px; letter-spacing: .2em; color: var(--mut); margin: 44px 0 18px; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.people { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.person { position: relative; background: var(--card); border: 1px solid var(--line); border-radius: 22px; padding: 30px 24px 26px; text-align: center; transition: transform .25s ease, border-color .25s ease; }
.person:hover { transform: translateY(-4px); border-color: rgba(192, 196, 201, .45); }
.photo { width: 148px; height: 148px; margin: 0 auto 18px; border-radius: 50%; padding: 3px; background: var(--metal); position: relative; }
.photo::after { content: ''; position: absolute; inset: -8px; border-radius: 50%; border: 1px dashed rgba(59, 130, 246, .45); }
.photo img, .photo i { width: 100%; height: 100%; border-radius: 50%; object-fit: cover; border: 3px solid var(--card); display: grid; place-items: center; font-style: normal; font-weight: 900; font-size: 44px; color: var(--bg); background: linear-gradient(135deg, #f2f4f7, #868d97); }
.person h4 { font-size: 20px; }
.person .role { color: var(--blue2); font-weight: 700; font-size: 13.5px; margin-top: 4px; unicode-bidi: plaintext; }
.person > p:last-child { margin-top: 10px; color: var(--ink2); font-size: 14.5px; line-height: 1.55; }

/* ---------- projects ---------- */
.proj-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 44px; }
.proj { position: relative; background: var(--card); border: 1px solid var(--line); border-radius: 22px; overflow: hidden; display: flex; flex-direction: column; }
.shot { height: 170px; background: linear-gradient(160deg, #1a2030, #0d1424); border-bottom: 1px solid var(--line); padding: 26px 22px; display: grid; gap: 10px; align-content: start; }
.ui-bar { display: block; height: 10px; border-radius: 6px; background: rgba(255, 255, 255, .18); width: 80%; }
.ui-bar.w60 { width: 55%; }
.ui-list { display: block; height: 22px; border-radius: 8px; background: rgba(255, 255, 255, .07); }
.ui-chart { display: block; height: 70px; border-radius: 10px; background: linear-gradient(180deg, rgba(59, 130, 246, .45), rgba(59, 130, 246, .05)); clip-path: polygon(0 80%, 15% 70%, 30% 75%, 45% 45%, 60% 55%, 75% 25%, 90% 35%, 100% 10%, 100% 100%, 0 100%); }
.ui-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; height: 80px; }
.ui-grid::before, .ui-grid::after { content: ''; border-radius: 8px; background: rgba(59, 130, 246, .25); }
.proj h3 { font-size: 19px; padding: 20px 22px 0; }
.proj p { color: var(--ink2); font-size: 14.5px; padding: 8px 22px 0; flex: 1; }
.tags { display: flex; gap: 6px; flex-wrap: wrap; padding: 14px 22px 22px; }
.tags span { font-size: 12px; font-weight: 700; background: var(--blue-soft); color: var(--blue2); border-radius: 6px; padding: 3px 9px; }

/* ---------- b2b ---------- */
.b2b { background: linear-gradient(120deg, #0d1424, #16264a 60%, #0d1424); border-block: 1px solid var(--line); padding-block: clamp(48px, 6vw, 80px); }
.b2b-inner { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center; }
.b2b h2 { font-size: clamp(24px, 3.2vw, 38px); }

/* ---------- faq ---------- */
.faq-wrap { max-width: 900px; }
.qa { margin-top: 36px; background: var(--card); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; text-align: start; }
.qa details + details { border-top: 1px solid var(--line); }
.qa details { position: relative; }
.qa details::before { content: ''; position: absolute; inset-block: 0; inset-inline-start: 0; width: 3px; background: var(--blue); opacity: 0; transition: opacity .25s ease; }
.qa details[open]::before, .qa details.is-open::before { opacity: 1; }
.qa summary { list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 18px 22px; font-size: 16.5px; font-weight: 500; cursor: pointer; transition: background .2s ease, color .2s ease; }
.qa summary::-webkit-details-marker { display: none; }
.qa summary:hover { background: rgba(255, 255, 255, .03); }
.qa details[open] summary, .qa details.is-open summary { color: var(--blue2); font-weight: 700; }
.qa-ic { position: relative; flex: 0 0 auto; width: 28px; height: 28px; border-radius: 50%; background: var(--blue-soft); transition: background .25s ease, transform .35s cubic-bezier(.2, .7, .2, 1); }
.qa-ic::before, .qa-ic::after { content: ''; position: absolute; left: 50%; top: 50%; width: 12px; height: 2px; border-radius: 2px; background: var(--blue2); transform: translate(-50%, -50%); transition: transform .35s cubic-bezier(.2, .7, .2, 1); }
.qa-ic::after { transform: translate(-50%, -50%) rotate(90deg); }
.qa details[open] .qa-ic, .qa details.is-open .qa-ic { background: var(--blue-deep); transform: rotate(180deg); }
.qa details[open] .qa-ic::before, .qa details.is-open .qa-ic::before, .qa details[open] .qa-ic::after, .qa details.is-open .qa-ic::after { background: #fff; }
.qa details[open] .qa-ic::after, .qa details.is-open .qa-ic::after { transform: translate(-50%, -50%) rotate(0deg); }
.qa-body p { padding: 0 22px 20px; color: var(--ink2); font-size: 15.5px; line-height: 1.65; max-width: 78ch; }

/* ---------- contact ---------- */
.contact { position: relative; padding-block: clamp(64px, 8vw, 110px); background: radial-gradient(ellipse at 20% 20%, rgba(59, 130, 246, .18), transparent 55%), var(--bg2); border-top: 1px solid var(--line); }
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.contact h2 { font-size: clamp(28px, 4vw, 46px); }
.contact-pts { margin-top: 22px; display: grid; gap: 10px; color: var(--ink2); font-size: 15.5px; }
.contact-pts li { padding-inline-start: 22px; position: relative; }
.contact-pts li::before { content: ''; position: absolute; inset-inline-start: 0; top: 10px; width: 10px; height: 10px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 10px var(--blue); }
.contact-pts a { color: #fff; text-decoration: underline; text-underline-offset: 3px; }
.lead-form { background: var(--card); border: 1px solid var(--line2); border-radius: 24px; padding: 32px; box-shadow: var(--sh); }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 14px; font-weight: 700; margin-bottom: 6px; color: var(--ink2); }
.field input, .field select { width: 100%; background: var(--bg); border: 1px solid var(--line2); border-radius: 12px; padding: 14px 15px; color: #fff; font: inherit; font-size: 16px; direction: rtl; text-align: right; }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--mut) 50%), linear-gradient(135deg, var(--mut) 50%, transparent 50%); background-position: calc(14px) 50%, calc(14px + 6px) 50%; background-size: 6px 6px; background-repeat: no-repeat; padding-inline-start: 34px; }
.field input:focus, .field select:focus { outline: 2px solid var(--blue); outline-offset: 1px; border-color: var(--blue); }
.field input[aria-invalid="true"] { border-color: #ff8a70; }
.err { display: block; font-size: 13px; color: #ff8a70; margin-top: 6px; }
.err[hidden] { display: none; }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 13.5px; color: var(--ink2); margin-top: 4px; }
.consent input { margin-top: 4px; width: 18px; height: 18px; accent-color: var(--blue); }
.consent a { color: #fff; }
.lead-form .btn { width: 100%; margin-top: 18px; }
.lead-form .btn[disabled] { opacity: .7; cursor: wait; }
.form-note { margin-top: 12px; font-size: 14px; color: var(--ok); text-align: center; min-height: 1.4em; }
.form-note.bad { color: #ff8a70; }

/* ---------- footer ---------- */
.foot { background: #05070a; border-top: 1px solid var(--line); color: var(--ink2); }
.foot-cols { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.1fr .9fr; gap: 36px; padding-block: 56px 40px; }
.foot h3 { font-size: 15px; font-weight: 800; color: #fff; margin-bottom: 14px; }
.foot nav a, .foot address a { display: block; font-size: 14.5px; color: var(--ink2); text-decoration: none; padding-block: 4px; }
.foot nav a:hover, .foot address a:hover { color: #fff; }
.foot address { font-style: normal; font-size: 14.5px; }
.foot address p { padding-block: 4px; }
.foot-brand img { width: 320px; max-width: 100%; height: auto; display: block; margin-bottom: 18px; }
.foot-brand p { font-size: 14.5px; max-width: 34ch; }
.social { display: flex; gap: 10px; margin-top: 18px; }
.social span, .social a { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line2); display: grid; place-items: center; color: #fff; }
.social span { opacity: .4; }
.social svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.foot-legal { display: flex; justify-content: space-between; gap: 10px 24px; flex-wrap: wrap; padding-block: 22px; border-top: 1px solid var(--line); font-size: 13px; color: var(--mut); }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .method-grid, .proj-grid, .people { grid-template-columns: repeat(2, 1fr); }
  .foot-cols { grid-template-columns: 1fr 1fr 1fr; }
  .foot-brand { grid-column: 1 / -1; }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 28px 18px; }
  .steps::before { display: none; }
}
@media (max-width: 900px) {
  .nav { display: none; position: absolute; top: 76px; inset-inline: 0; background: rgba(7, 9, 13, .97); border-bottom: 1px solid var(--line); flex-direction: column; gap: 0; padding: 10px var(--wrap-pad) 16px; }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav-toggle { display: flex; }
  .prog-grid, .why-grid, .contact-inner, .b2b-inner { grid-template-columns: 1fr; }
  .why-grid .sec-head { position: static; }
  .belief-grid { grid-template-columns: repeat(2, 1fr); }
  .num-grid { grid-template-columns: repeat(2, 1fr); gap: 26px 12px; }
  .tools .wrap { grid-template-columns: 1fr; gap: 10px; }
  .tools-lab { text-align: center; }
}
@media (max-width: 560px) {
  .top .wrap { height: 64px; }
  .brand img { width: 128px; }
  .top .btn { padding: 9px 14px; font-size: 13.5px; }
  .hero { min-height: 0; padding-block: 44px 40px; }
  .hero h1 { font-size: 36px; }
  .hero-kick { letter-spacing: .18em; font-size: 11px; }
  .hero-kick i { width: 22px; }
  .hero-cta .btn { width: 100%; }
  .hero-facts { gap: 14px 20px; margin-top: 32px; }
  .hero-facts b { font-size: 20px; }
  .sec { padding-block: 52px; }
  .prog { padding: 26px 20px; }
  .prog-meta div { grid-template-columns: 72px 1fr; }
  .why-list li { grid-template-columns: 40px 1fr; gap: 12px; padding: 18px 16px; }
  .method-grid, .proj-grid, .steps { grid-template-columns: 1fr; }
  .people { grid-template-columns: 1fr 1fr; gap: 10px; }
  .person { padding: 22px 12px 18px; }
  .photo { width: 96px; height: 96px; }
  .photo img, .photo i { font-size: 30px; }
  .person h4 { font-size: 16px; }
  .person .role { font-size: 12px; }
  .person > p:last-child { font-size: 13px; }
  .lead-form { padding: 22px 16px; }
  .foot-cols { grid-template-columns: 1fr 1fr; gap: 26px 16px; padding-block: 40px 28px; }
  .foot-brand { text-align: center; }
  .foot-brand img, .social { margin-inline: auto; justify-content: center; }
  .foot-legal { justify-content: center; text-align: center; }
  .a11y { bottom: 16px !important; inset-inline-end: 16px !important; }
}

/* ============================================================
   ACCESSIBILITY — IS 5568 / WCAG 2.0 AA
   ============================================================ */

/* skip link: first focusable element on every page */
.skip-link {
  position: absolute; top: -60px; inset-inline-start: 16px; z-index: 1000;
  background: var(--blue); color: #fff; font-weight: 700; padding: 12px 18px; border-radius: 0 0 8px 8px;
  text-decoration: none; transition: top .15s;
}
.skip-link:focus { top: 0; outline: 3px solid #fff; outline-offset: -3px; }

/* visible focus for keyboard users, everywhere */
.a11y-kbd :focus-visible, .a11y-focus :focus {
  outline: 3px solid #ffb400 !important; outline-offset: 3px !important; box-shadow: 0 0 0 6px rgba(31,31,35,.9) !important;
}

/* form errors are announced and marked, not only coloured */
.field-error-msg { display: none; font-size: 12.5px; font-weight: 600; color: #ff8a70; }
.lead-form input[aria-invalid="true"] + .field-error-msg, .field-error + .field-error-msg { display: block; }

/* ---- floating menu ---- */
.a11y { position: fixed; bottom: 22px; inset-inline-end: 22px; z-index: 900; font-family: 'Birzia', 'Heebo', Arial, sans-serif; direction: rtl; }
.a11y-btn {
  display: flex; align-items: center; gap: 8px;
  background: var(--graphite); color: #fff; border: 2px solid var(--blue);
  border-radius: 999px; padding: 10px 16px 10px 14px; cursor: pointer; font: inherit; font-size: 14px; font-weight: 700;
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
}
.a11y-btn svg { width: 22px; height: 22px; fill: var(--blue); }
.a11y-btn:hover { background: #000; }
.a11y-btn:focus-visible { outline: 3px solid #ffb400; outline-offset: 3px; }
.a11y-panel {
  position: absolute; bottom: 58px; inset-inline-end: 0; width: min(340px, calc(100vw - 32px));
  background: #fff; color: #1f1f23; border: 1px solid #c0c4c9; border-radius: 14px; padding: 16px;
  box-shadow: 0 24px 60px rgba(0,0,0,.35); text-align: start;
}
.a11y-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.a11y-head h2 { font-size: 17px; margin: 0; color: #1f1f23; }
.a11y-close { background: none; border: 1px solid #c0c4c9; border-radius: 8px; width: 34px; height: 34px; font-size: 22px; line-height: 1; cursor: pointer; color: #1f1f23; }
.a11y-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 8px 0 12px; border-bottom: 1px solid #e3e6ea; margin-bottom: 12px; font-size: 14px; font-weight: 600; }
.a11y-font { display: flex; align-items: center; gap: 6px; direction: ltr; }
.a11y-font button { width: 40px; height: 36px; border-radius: 8px; border: 1px solid #c0c4c9; background: #f8f9fb; font: inherit; font-weight: 800; cursor: pointer; color: #1f1f23; }
.a11y-font button:hover { border-color: var(--blue); }
.a11y-font output { min-width: 44px; text-align: center; font-size: 13px; }
.a11y-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.a11y-opt {
  font: inherit; font-size: 13.5px; font-weight: 600; color: #1f1f23; text-align: start;
  background: #f8f9fb; border: 1px solid #c0c4c9; border-radius: 9px; padding: 10px 12px; cursor: pointer;
  position: relative; padding-inline-start: 32px;
}
.a11y-opt::before { content: ""; position: absolute; inset-inline-start: 11px; top: 50%; transform: translateY(-50%); width: 12px; height: 12px; border-radius: 3px; border: 2px solid #868d97; background: #fff; }
.a11y-opt[aria-pressed="true"] { border-color: var(--blue); background: #e9f1ff; }
.a11y-opt[aria-pressed="true"]::before { background: var(--blue); border-color: var(--blue); }
.a11y-opt:hover { border-color: var(--blue); }
.a11y-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; font-size: 13px; }
.a11y-foot a { color: #2563eb; font-weight: 600; }
.a11y-reset { background: none; border: none; font: inherit; font-size: 13px; font-weight: 600; color: #6b6e78; cursor: pointer; text-decoration: underline; }
.a11y-guide-bar { display: none; position: fixed; left: 0; right: 0; height: 12px; margin-top: -6px; background: rgba(255,180,0,.35); border-top: 2px solid #ffb400; border-bottom: 2px solid #ffb400; pointer-events: none; z-index: 899; }

/* ---- modes ---- */
.a11y-font-1 { font-size: 112.5%; } .a11y-font-2 { font-size: 125%; } .a11y-font-3 { font-size: 140%; }
.a11y-font-1 body, .a11y-font-2 body, .a11y-font-3 body { font-size: 1em; }
.a11y-contrast body { filter: contrast(1.35) saturate(1.1); }
.a11y-contrast .a11y-panel { filter: none; }
.a11y-invert body > *:not(.a11y):not(.a11y-guide-bar) { filter: invert(1) hue-rotate(180deg); }
.a11y-invert img, .a11y-invert video, .a11y-invert canvas { filter: invert(1) hue-rotate(180deg); }
.a11y-mono body > *:not(.a11y):not(.a11y-guide-bar) { filter: grayscale(1); }
.a11y-links a, .a11y-links button.acc-head .acc-title { text-decoration: underline !important; text-decoration-thickness: 2px; text-underline-offset: 3px; }
.a11y-links a:not(.btn) { color: #1d4ed8 !important; background: #fff3bf; }
.a11y-links .dark a:not(.btn), .a11y-links .site-header a:not(.btn), .a11y-links .site-footer a { color: #ffe08a !important; background: transparent; }
.a11y-readable body, .a11y-readable body * { font-family: Arial, 'Segoe UI', Helvetica, sans-serif !important; letter-spacing: 0 !important; }
.a11y-readable .hero-title, .a11y-readable .stat-num, .a11y-readable .mode-big, .a11y-readable .logo-name { -webkit-text-fill-color: currentColor; background: none; color: inherit; }
.a11y-spacing body { line-height: 1.9; letter-spacing: .04em; word-spacing: .12em; }
.a11y-spacing p, .a11y-spacing li { margin-bottom: .6em; }
.a11y-motion *, .a11y-motion *::before, .a11y-motion *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
.a11y-motion .hero-net, .a11y-motion .marquee-track { display: none !important; }
.a11y-motion .js .reveal { opacity: 1 !important; transform: none !important; }
.a11y-motion .morph .mx-el, .a11y-motion .morph .mx-lab { opacity: 1 !important; }
.a11y-motion .morph .mx-link { stroke-dashoffset: 0 !important; }
.a11y-cursor, .a11y-cursor * { cursor: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='48' height='48' viewBox='0 0 24 24'><path d='M4 2l16 10-7 1 4 7-3 1.5-4-7-5 5z' fill='%23000' stroke='%23fff' stroke-width='1.2'/></svg>") 4 2, auto !important; }
.a11y-guide .a11y-guide-bar { display: block; }

@media (max-width: 560px) {
  .a11y { bottom: 14px; inset-inline-end: 14px; }
  .a11y-btn-lab { display: none; }
  .a11y-btn { padding: 12px; border-radius: 50%; }
}
/* keep the legal links clear of the floating button */
.footer-bottom { padding-inline-end: 150px; }
@media (max-width: 560px) { .footer-bottom { padding-inline-end: 0; padding-bottom: 80px; } }
@media print { .a11y, .a11y-guide-bar, .skip-link { display: none !important; } }