/* Klevly landing page. Colours and fonts follow the app (frontend/src). */
:root {
  --bg: #eef0f4;
  --surface: #ffffff;
  --paper: #fdfdfb;
  --ink: #1b2233;
  --muted: #5d6679;
  --line: #dde2ea;
  --pen: #1f3fbf;
  --pen-soft: #e6ebfb;
  --red: #c8102e;
  --red-soft: #fbe7ea;
  --ok: #157a46;
  --ok-soft: #e2f3ea;
  --radius: 22px;
  --display: "Bricolage Grotesque", system-ui, sans-serif;
  --body: "Atkinson Hyperlegible", system-ui, sans-serif;
  --hand: "Caveat", cursive;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1320;
    --surface: #171c2b;
    --paper: #1b2131;
    --ink: #e9ecf4;
    --muted: #9aa3b8;
    --line: #2a3246;
    --pen: #8ea6ff;
    --pen-soft: #222c4d;
    --red: #ff6b7f;
    --red-soft: #3a1f27;
    --ok: #5fd39a;
    --ok-soft: #173326;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 18px/1.55 var(--body);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--pen); }
h1, h2, h3 { font-family: var(--display); line-height: 1.1; margin: 0 0 .5em; }
h1 { font-size: clamp(2.3rem, 7vw, 4rem); font-weight: 800; letter-spacing: -.02em; }
h2 { font-size: clamp(1.7rem, 4.5vw, 2.4rem); font-weight: 800; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1em; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
section { padding: 56px 0; }
.eyebrow {
  font-family: var(--display); font-weight: 700; font-size: .85rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--muted);
  margin-bottom: .8em;
}
.muted { color: var(--muted); }

/* Header */
header.top { padding: 18px 0; }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.logo { font-family: var(--display); font-weight: 800; font-size: 1.6rem; color: var(--ink); text-decoration: none; letter-spacing: -.02em; }
.logo span { color: var(--red); }
.lang { font-family: var(--display); font-weight: 700; font-size: .95rem; text-decoration: none; padding: 8px 14px; border-radius: 999px; background: var(--surface); }

/* Hero */
.hero { padding-top: 24px; }
.hero .wrap { display: grid; gap: 40px; align-items: center; }
@media (min-width: 860px) { .hero .wrap { grid-template-columns: 1.1fr .9fr; } }
.hero h1 em { font-style: normal; color: var(--pen); }
.lead { font-size: 1.2rem; color: var(--muted); max-width: 34em; }
.badge {
  display: inline-block; background: var(--ok-soft); color: var(--ok);
  font-weight: 700; font-size: .9rem; padding: 6px 14px; border-radius: 999px; margin-bottom: 18px;
}
.btn {
  display: inline-block; background: var(--pen); color: #fff; border: 0;
  font: 700 1.1rem var(--display); padding: 16px 28px; border-radius: 16px;
  text-decoration: none; cursor: pointer;
}
@media (prefers-color-scheme: dark) { .btn { color: #0f1320; } }
.btn:hover { filter: brightness(1.08); }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-top: 8px; }

.phone {
  background: var(--surface); border-radius: 32px; padding: 10px;
  box-shadow: 0 20px 60px rgba(20, 30, 60, .14); max-width: 340px; margin: 0 auto;
}
.phone img { border-radius: 24px; }

/* Cards */
.grid { display: grid; gap: 18px; }
@media (min-width: 720px) { .grid.three { grid-template-columns: repeat(3, 1fr); } .grid.two { grid-template-columns: repeat(2, 1fr); } }
.card { background: var(--surface); border-radius: var(--radius); padding: 26px; }
.card p:last-child { margin-bottom: 0; }

/* The marks */
.marks { display: grid; gap: 28px; align-items: center; }
@media (min-width: 860px) { .marks { grid-template-columns: 1fr 1fr; } }
.mark { background: var(--red-soft); border-radius: 16px; padding: 14px 18px; margin-bottom: 12px; }
.mark b { color: var(--red); }
.hand { font-family: var(--hand); font-size: 1.5rem; color: var(--pen); }

/* Steps */
ol.steps { list-style: none; padding: 0; margin: 0; counter-reset: s; display: grid; gap: 14px; }
ol.steps li { counter-increment: s; background: var(--surface); border-radius: var(--radius); padding: 20px 22px 20px 74px; position: relative; }
ol.steps li::before {
  content: counter(s); position: absolute; left: 20px; top: 18px; width: 38px; height: 38px;
  border-radius: 50%; background: var(--pen-soft); color: var(--pen);
  font: 800 1.2rem/38px var(--display); text-align: center;
}
ol.steps h3 { margin-bottom: .2em; }
ol.steps p { margin: 0; color: var(--muted); }

/* Grade + parent summary */
.grade { text-align: center; }
.grade .big { font: 800 6rem/1 var(--display); color: var(--pen); }
.scale { display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px; margin: 18px 0 6px; }
.scale i { height: 10px; border-radius: 6px; background: var(--line); }
.scale i.on { background: var(--pen); }
.scale i.pass { background: var(--ok-soft); }

/* Status */
.status li { margin-bottom: .5em; }
.status .done::marker { content: "✓  "; color: var(--ok); }
.status .next::marker { content: "→  "; color: var(--muted); }

/* Form */
.signup { background: var(--surface); border-radius: 28px; padding: 32px 24px; }
@media (min-width: 720px) { .signup { padding: 44px; } }
form { display: grid; gap: 16px; margin-top: 20px; }
@media (min-width: 720px) { form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; } }
form .row { display: grid; gap: 16px; }
label { display: grid; gap: 6px; font-weight: 700; font-size: .95rem; }
label small { font-weight: 400; color: var(--muted); }
input, select {
  font: 1rem var(--body); color: var(--ink); background: var(--bg);
  border: 2px solid var(--line); border-radius: 12px; padding: 13px 14px; width: 100%;
}
input:focus, select:focus { outline: none; border-color: var(--pen); }
label.check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; }
label.check input { width: 20px; height: 20px; margin-top: 3px; flex: none; }
.hp { position: absolute; left: -9999px; }
.form-msg { font-weight: 700; }
.form-msg.ok { color: var(--ok); }
.form-msg.err { color: var(--red); }

/* FAQ */
details { background: var(--surface); border-radius: 16px; padding: 18px 22px; margin-bottom: 10px; }
summary { font-weight: 700; cursor: pointer; }
details p { margin: .8em 0 0; color: var(--muted); }

footer { padding: 40px 0 60px; color: var(--muted); font-size: .95rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 18px; justify-content: space-between; }
footer a { color: var(--muted); }

/* Legal pages */
.legal { max-width: 760px; }
.legal h2 { font-size: 1.4rem; margin-top: 1.6em; }
.todo { background: var(--red-soft); color: var(--red); padding: 2px 6px; border-radius: 6px; font-weight: 700; }