/* Connect4Games company site — its own identity: deep indigo with Connect Four chip colours. */
@font-face { font-family: 'Jakarta'; font-weight: 400; font-display: swap; src: url(/assets/plus-jakarta-sans-latin-400-normal.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2212; }
@font-face { font-family: 'Jakarta'; font-weight: 400; font-display: swap; src: url(/assets/plus-jakarta-sans-latin-ext-400-normal.woff2) format('woff2'); unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+20A0-20AB, U+20AD-20CF, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Jakarta'; font-weight: 600; font-display: swap; src: url(/assets/plus-jakarta-sans-latin-600-normal.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2212; }
@font-face { font-family: 'Jakarta'; font-weight: 600; font-display: swap; src: url(/assets/plus-jakarta-sans-latin-ext-600-normal.woff2) format('woff2'); unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+20A0-20AB, U+20AD-20CF, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: 'Jakarta'; font-weight: 800; font-display: swap; src: url(/assets/plus-jakarta-sans-latin-800-normal.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2212; }
@font-face { font-family: 'Jakarta'; font-weight: 800; font-display: swap; src: url(/assets/plus-jakarta-sans-latin-ext-800-normal.woff2) format('woff2'); unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+20A0-20AB, U+20AD-20CF, U+2C60-2C7F, U+A720-A7FF; }

:root {
  --bg: #0d0b24; --bg-2: #15123a; --card: #1b1846; --line: rgb(255 255 255 / 10%);
  --ink: #f4f3ff; --muted: #b3b0d6; --dim: #8682b8;
  --red: #ff4d5e; --yellow: #ffc83d; --blue: #3d8bff; --teal: #22c7b8;
  --r: 20px; --gutter: 16px; --container: 1160px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 1.02rem/1.65 'Jakarta', system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--yellow); }
h1, h2, h3 { line-height: 1.1; letter-spacing: -0.035em; margin: 0 0 0.6em; font-weight: 800; }
h1 { font-size: clamp(2.3rem, 1.4rem + 3.6vw, 3.8rem); }
h2 { font-size: clamp(1.7rem, 1.2rem + 2vw, 2.6rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
.container { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
@media (min-width: 720px) { :root { --gutter: 32px; } }
section { padding: clamp(3.5rem, 2.5rem + 4vw, 6.5rem) 0; }
.lead { font-size: clamp(1.05rem, 0.95rem + 0.5vw, 1.22rem); color: var(--muted); max-width: 42rem; }
.kicker { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.78rem; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 1.1rem; }
.chips { display: inline-flex; gap: 4px; }
.chips i { width: 10px; height: 10px; border-radius: 50%; display: block; }
.chips i:nth-child(1) { background: var(--red); } .chips i:nth-child(2) { background: var(--yellow); } .chips i:nth-child(3) { background: var(--blue); } .chips i:nth-child(4) { background: var(--teal); }

/* header */
.site-header { position: sticky; top: 0; z-index: 10; background: rgb(13 11 36 / 82%); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; gap: 1rem; min-height: 66px; }
.wordmark { display: inline-flex; align-items: center; font-weight: 800; font-size: 1.25rem; letter-spacing: -0.03em; color: var(--ink); text-decoration: none; }
.wordmark .four { display: inline-grid; place-items: center; width: 1.6em; height: 1.6em; margin: 0 0.12em; border-radius: 50%; background: var(--yellow); color: var(--bg); font-size: 0.82em; box-shadow: inset 0 -3px 0 rgb(0 0 0 / 18%); }
.nav { display: none; gap: 1.6rem; margin-left: auto; }
.nav a { color: var(--muted); text-decoration: none; font-weight: 600; font-size: 0.95rem; }
.nav a:hover { color: var(--ink); }
.lang { margin-left: auto; font-weight: 600; font-size: 0.9rem; color: var(--ink); text-decoration: none; padding: 0.4rem 0.85rem; border: 1px solid var(--line); border-radius: 999px; }
.header-cta { display: none; }
@media (min-width: 900px) { .nav { display: flex; } .lang { margin-left: 0; } .header-cta { display: inline-flex; min-height: 40px; padding: 0 1.1rem; } }

/* buttons */
.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.8rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; min-height: 48px; padding: 0 1.4rem; border-radius: 999px; font-weight: 800; text-decoration: none; border: 1px solid var(--line); color: var(--ink); background: transparent; }
.btn:hover { border-color: rgb(255 255 255 / 30%); }
.btn--primary { background: var(--yellow); border-color: var(--yellow); color: #1b1300; }
.btn--primary:hover { filter: brightness(1.06); }

/* hero */
.hero { position: relative; overflow: hidden; padding-top: clamp(2.5rem, 2rem + 3vw, 5rem); background: radial-gradient(900px 600px at 80% 20%, rgb(61 139 255 / 22%), transparent 60%), radial-gradient(700px 500px at 10% 100%, rgb(255 77 94 / 14%), transparent 60%); }
.hero-grid { display: grid; gap: 2.5rem; align-items: center; }
@media (min-width: 960px) { .hero-grid { grid-template-columns: 1fr 1.05fr; } }
.hero h1 .hl { background: linear-gradient(90deg, var(--yellow), var(--red)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-art { border-radius: 28px; box-shadow: 0 40px 80px rgb(0 0 0 / 45%); }

.statband { border-block: 1px solid var(--line); background: var(--bg-2); padding: 1.7rem 0; }
.statband .row { display: grid; gap: 1.2rem; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 860px) { .statband .row { grid-template-columns: repeat(4, 1fr); } }
.statband strong { display: block; font-size: 1.7rem; font-weight: 800; letter-spacing: -0.03em; }
.statband div:nth-child(1) strong { color: var(--red); } .statband div:nth-child(2) strong { color: var(--yellow); } .statband div:nth-child(3) strong { color: var(--blue); } .statband div:nth-child(4) strong { color: var(--teal); }
.statband span { color: var(--muted); font-size: 0.9rem; }

.section-head { max-width: 46rem; margin-bottom: 2.2rem; }
.grid4 { display: grid; gap: 1.1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 15.5rem), 1fr)); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 1.6rem; }
.card p { color: var(--muted); margin: 0; }
.card .dot { width: 2.6rem; height: 2.6rem; border-radius: 50%; margin-bottom: 1.1rem; box-shadow: inset 0 -5px 0 rgb(0 0 0 / 22%); }
.grid4 .card:nth-child(1) .dot { background: var(--red); } .grid4 .card:nth-child(2) .dot { background: var(--yellow); } .grid4 .card:nth-child(3) .dot { background: var(--blue); } .grid4 .card:nth-child(4) .dot { background: var(--teal); }

/* projects */
.alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.feature { display: grid; overflow: hidden; background: #fffaf4; color: #16233b; border-radius: 28px; }
@media (min-width: 900px) { .feature { grid-template-columns: 1.05fr 1fr; } }
.feature-body { padding: clamp(1.75rem, 1.2rem + 2.5vw, 3rem); }
.feature-body .tag { display: inline-block; font-size: 0.74rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: #c2410c; background: #fff1e6; padding: 0.35rem 0.75rem; border-radius: 999px; }
.feature-logo { width: 200px; margin: 1.1rem 0 0.8rem; }
.feature-body p { color: #55607a; }
.feature-body ul { padding-left: 1.1rem; color: #55607a; margin: 0 0 1.2rem; }
.feature-body .btn--primary { background: #c2410c; border-color: #c2410c; color: #fff; }
.feature-art { min-height: 260px; background: center / cover no-repeat url(/assets/kidseai-shot.webp); }
.note { color: var(--dim); font-size: 0.95rem; margin-top: 1.4rem; }

/* how we work */
.split { display: grid; gap: 2.5rem; align-items: start; }
@media (min-width: 900px) { .split { grid-template-columns: 1fr 1fr; } }
.list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.75rem; }
.list li { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 1rem 1.2rem; }
.list b { display: block; }
.list span { color: var(--muted); font-size: 0.95rem; }

/* company facts */
.facts { margin: 0; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: var(--card); }
.facts div { display: grid; gap: 0.2rem; padding: 0.95rem 1.25rem; border-top: 1px solid var(--line); }
.facts div:first-child { border-top: 0; }
@media (min-width: 640px) { .facts div { grid-template-columns: 15rem 1fr; gap: 1rem; } }
.facts dt { color: var(--muted); font-weight: 600; }
.facts dd { margin: 0; font-weight: 600; }

/* contact */
.contact { display: grid; gap: 2rem; align-items: center; border-radius: 28px; padding: clamp(1.75rem, 1.2rem + 3vw, 3.25rem); background: linear-gradient(135deg, #2a1f7a, #15123a 60%); border: 1px solid var(--line); }
@media (min-width: 860px) { .contact { grid-template-columns: 1.3fr 1fr; } }
.contact address { font-style: normal; color: var(--muted); line-height: 1.75; font-size: 0.95rem; }
.contact address b { color: var(--ink); }

.site-footer { padding: 2.4rem 0; border-top: 1px solid var(--line); color: var(--dim); font-size: 0.9rem; }
.footer-inner { display: flex; flex-wrap: wrap; gap: 0.75rem 1.5rem; justify-content: space-between; }
.site-footer a { color: var(--muted); }
/* Four capability cards: 2×2 until one row fits, never 3 + 1. */
@media (min-width: 600px) and (max-width: 1099px) { .grid4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .grid4 { grid-template-columns: repeat(4, 1fr); } }