/* CodeSwitch Academy landing v3: the page sections below the hero (builds on v3.css). */
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
section[id] { scroll-margin-top: 20px; }

.wrap { width: min(1180px, 100% - 2 * clamp(16px, 5vw, 72px)); margin: 0 auto; }
.band { position: relative; padding: clamp(64px, 9vw, 120px) 0; }
.band.alt { background: linear-gradient(180deg, #081525, #0b1d31 50%, #081525); }
.band.alt::before {                       /* faint dotted grid, like the coding space */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(circle, rgba(127, 246, 255, 0.08) 1px, transparent 1.5px) 0 0 / 28px 28px;
}
.band > .wrap { position: relative; }

.head { max-width: 46em; margin-bottom: clamp(32px, 5vw, 56px); }
.head.center { margin-left: auto; margin-right: auto; text-align: center; }
h2 { font-size: clamp(28px, 3.6vw, 44px); font-weight: 800; letter-spacing: -0.015em; line-height: 1.12; margin: 14px 0 14px; }
h2 em { font-style: normal; color: var(--gold); }
h3 { font-size: 21px; font-weight: 700; margin: 0 0 8px; line-height: 1.25; }
p { margin: 0 0 14px; }
.muted { color: var(--muted); }

/* ---------------------------------------------------------------- game screenshots in a game-style frame */
.shot {
  --cut: 12px;
  position: relative;
  padding: 0;
  overflow: hidden;
  background: #0a1a2a;
}
.shot img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; }
.shot figcaption {
  position: absolute; left: 14px; bottom: 12px; z-index: 2;
  padding: 5px 12px; font-size: 12.5px; font-weight: 600; letter-spacing: 0.04em; color: var(--text);
  background: rgba(5, 12, 22, 0.78); clip-path: polygon(7px 0, 100% 0, calc(100% - 7px) 100%, 0 100%);
}

/* Explore / Create / Solve rows */
.pillar { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.pillar + .pillar { margin-top: clamp(48px, 7vw, 88px); }
.pillar.flip .shot { order: 2; }
.pillar .tag {
  display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 14px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--cyan-soft);
}
.pillar .tag i { width: 38px; height: 38px; display: grid; place-items: center; color: var(--cyan); background: rgba(53, 232, 245, 0.12);
  clip-path: polygon(25% 0, 75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%); }
.pillar ul { margin: 18px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.pillar li { display: flex; gap: 12px; color: var(--muted); }
.pillar li::before { content: ""; flex: none; width: 8px; height: 8px; margin-top: 9px; background: var(--gold); clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); }
.pillar li b { color: var(--text); font-weight: 600; }

/* Zuri grows: two shots side by side */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.duo .slab { padding: 0; }
.duo .txt { padding: 20px 24px 24px; }
.duo .txt p { color: var(--muted); margin: 0; }

/* ---------------------------------------------------------------- parent dashboard sample */
.parents { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.checks { margin: 22px 0 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.checks li { display: flex; gap: 14px; }
.checks li svg { flex: none; width: 24px; height: 24px; color: var(--green); margin-top: 2px; }
.checks b { display: block; }
.checks span { color: var(--muted); font-size: 15.5px; }

.dash { --cut: 14px; padding: 22px 24px 24px; }
.dash .top { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.dash .kid {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px 7px 8px; font-size: 14px; font-weight: 600;
  background: rgba(255, 255, 255, 0.06); clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}
.dash .kid.on { background: rgba(53, 232, 245, 0.16); color: var(--cyan-soft); }
.dash .kid i { width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font-style: normal; font-size: 12px; font-weight: 800; color: #2a1600; }
.dash .sample { margin-left: auto; font-size: 11.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 18px 0; }
.stat { --cut: 8px; padding: 12px 14px; }
.stat::after { display: none; }
.stat small { display: block; font-size: 12px; color: var(--muted); }
.stat b { font-size: 24px; font-weight: 700; line-height: 1.2; }
.stat.c1 { --rim-col: rgba(53, 232, 245, 0.7); } .stat.c1 b { color: var(--cyan); }
.stat.c2 { --rim-col: rgba(79, 211, 107, 0.7); } .stat.c2 b { color: #6fe08a; }
.stat.c3 { --rim-col: rgba(242, 177, 52, 0.75); } .stat.c3 b { color: var(--amber); }
.stat.c4 { --rim-col: rgba(255, 106, 168, 0.7); } .stat.c4 b { color: #ff86b8; }
.skills { display: grid; gap: 12px; }
.skill { display: grid; grid-template-columns: 130px 1fr 82px; gap: 12px; align-items: center; font-size: 14px; }
.skill .bar { height: 8px; background: rgba(255, 255, 255, 0.07); clip-path: polygon(3px 0, 100% 0, calc(100% - 3px) 100%, 0 100%); }
.skill .bar i { display: block; height: 100%; }
.skill em { font-style: normal; font-size: 12.5px; text-align: right; color: var(--muted); }
.log { margin-top: 18px; padding-top: 14px; border-top: 1px solid rgba(255, 255, 255, 0.08); display: grid; gap: 9px; font-size: 13.5px; }
.log div { display: grid; grid-template-columns: 74px 1fr auto; gap: 10px; color: var(--muted); }
.log div b { color: var(--text); font-weight: 500; }
.log div span:last-child { color: #6fe08a; font-weight: 600; }

/* ---------------------------------------------------------------- steps, safety, chromebook */
.steps3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: s; }
.steps3 .slab { padding: 28px 26px; }
.steps3 .n {
  width: 46px; height: 40px; display: grid; place-items: center; margin-bottom: 16px; font-weight: 800; font-size: 18px;
  color: #2a1600; background: linear-gradient(180deg, #ffe08a, #f2a630);
  clip-path: polygon(25% 0, 75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%);
}
.steps3 p { color: var(--muted); margin: 0; }

.safe { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.safe .slab { padding: 26px 24px; }
.safe svg { width: 30px; height: 30px; color: var(--cyan); margin-bottom: 14px; }
.safe p { color: var(--muted); margin: 0; font-size: 15.5px; }
.fine { margin-top: 22px; font-size: 13.5px; color: var(--muted); text-align: center; }

.chrome { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.facts { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.fact { --cut: 9px; padding: 18px 18px; }
.fact::after { display: none; }
.fact b { display: block; font-size: 17px; }
.fact span { color: var(--muted); font-size: 14.5px; }

/* classrooms strip */
.classroom { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; padding: 26px 30px; --rim-col: rgba(255, 216, 107, 0.55); }
.classroom div { flex: 1 1 380px; }
.classroom p { margin: 0; color: var(--muted); }

/* ---------------------------------------------------------------- sign-up */
.join { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(28px, 5vw, 64px); align-items: start; }
.form { --cut: 16px; padding: 30px 30px 26px; }
.form .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form label { display: block; font-size: 14px; font-weight: 600; margin: 0 0 14px; }
.form label > span { display: block; margin-bottom: 6px; }
.form input[type=text], .form input[type=email], .form select {
  width: 100%; height: 48px; padding: 0 14px; font: 500 16px Poppins, sans-serif; color: var(--text);
  background: rgba(3, 10, 18, 0.6); border: 1.5px solid rgba(127, 246, 255, 0.28); border-radius: 0;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}
.form input:focus, .form select:focus { outline: none; border-color: var(--cyan); background: rgba(3, 10, 18, 0.85); }
.form fieldset { border: 0; padding: 0; margin: 0 0 14px; }
.form legend { font-size: 14px; font-weight: 600; margin-bottom: 8px; padding: 0; }
.ages { display: flex; flex-wrap: wrap; gap: 8px; }
.ages label { margin: 0; }
.ages input { position: absolute; opacity: 0; pointer-events: none; }
.ages span {
  display: inline-block; min-width: 54px; padding: 9px 14px; text-align: center; cursor: pointer; font-weight: 600; margin: 0;
  background: rgba(255, 255, 255, 0.06); clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}
.ages input:checked + span { background: var(--cyan); color: #04202a; }
.ages input:focus-visible + span { outline: 2px solid #fff; outline-offset: 2px; }
.consent { display: flex !important; gap: 12px; align-items: flex-start; font-weight: 500 !important; color: var(--muted); font-size: 14px !important; }
.consent input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--cyan); flex: none; }
.form .key { width: 100%; margin-top: 6px; }
.status { margin-top: 14px; padding: 12px 14px; font-size: 14px; display: none; }
.status.show { display: block; }
.status.ok { background: rgba(63, 191, 127, 0.15); color: #b9ffe0; }
.status.err { background: rgba(255, 106, 106, 0.14); color: #ffc2c2; }
.status.setup { background: rgba(242, 177, 52, 0.14); color: #ffe2a8; }

/* FAQ */
.faq { display: grid; gap: 12px; max-width: 820px; margin: 0 auto; }
.faq details { --cut: 10px; padding: 0; }
.faq details::after { display: none; }
.faq summary { list-style: none; cursor: pointer; padding: 18px 54px 18px 22px; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 22px; top: 50%; translate: 0 -50%; font-size: 24px; color: var(--cyan); }
.faq details[open] summary::after { content: "\2013"; }
.faq details p { padding: 0 22px 20px; margin: 0; color: var(--muted); }

/* footer */
footer { padding: 48px 0 40px; border-top: 1px solid rgba(53, 232, 245, 0.14); font-size: 14px; color: var(--muted); }
footer .wrap { display: flex; flex-wrap: wrap; gap: 18px 32px; align-items: center; }
footer nav { display: flex; gap: 22px; flex-wrap: wrap; margin-left: auto; }
footer a { text-decoration: none; }
footer a:hover { color: var(--text); }

/* the hero's bottom slabs are links on the full page */
.menu a.slab { text-decoration: none; color: inherit; transition: transform 0.15s ease; }
.menu a.slab:hover { transform: translateY(-3px); }

/* reveal on scroll (only when JS runs and motion is allowed) */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
.js .reveal.in { opacity: 1; transform: none; }

@media (max-width: 960px) {
  .pillar, .parents, .chrome, .join { grid-template-columns: 1fr; }
  .pillar.flip .shot { order: 0; }
  .steps3, .safe { grid-template-columns: 1fr; }
  .duo { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .facts, .form .row2 { grid-template-columns: 1fr; }
  .skill { grid-template-columns: 96px 1fr; }
  .skill em { display: none; }
  .log div { grid-template-columns: 1fr auto; }
  .log div span:first-child { display: none; }
  .dash .sample { margin-left: 0; width: 100%; }
}
@media (prefers-reduced-motion: reduce) { .js .reveal { opacity: 1; transform: none; } }

/* backdrop blur is costly on Chromebooks: keep it for the panels over the 3D hero only */
.band .slab, footer .slab { backdrop-filter: none; -webkit-backdrop-filter: none; }