/* 20words.online landing page stylesheet */

:root {
  --purple: #5146df;
  --purple-dark: #4036c4;
  --teal: #36b9a6;
  --ink: #171b2b;
  --muted: #687080;
  --line: #e9eaf0;
  --soft: #f7f8fc;
  --white: #fff;
  --max: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
.wrap { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }

/* Header and new Eng20w logo */
.topbar {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  line-height: 1;
}

.brand-logo {
  display: block;
  width: 190px;
  max-width: 52vw;
  height: auto;
  object-fit: contain;
}

.top-link {
  color: var(--purple);
  text-decoration: none;
  font-weight: 700;
}
.top-link:hover, .text-link:hover { text-decoration: underline; }

/* Hero */
.hero { text-align: center; padding: 86px 0 72px; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--purple);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
}

h1 {
  max-width: 850px;
  margin: 19px auto 18px;
  font-size: clamp(38px, 6vw, 64px);
  line-height: 1.12;
  letter-spacing: -.045em;
  font-weight: 820;
}
h1 span { color: var(--purple); }

.intro {
  max-width: 690px;
  margin: 0 auto;
  color: var(--muted);
  font-size: clamp(17px, 2.2vw, 20px);
}

.actions {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

/* Buttons */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 13px 23px;
  border-radius: 12px;
  background: var(--purple);
  color: white;
  text-decoration: none;
  font-weight: 750;
  box-shadow: 0 8px 20px rgba(81,70,223,.16);
  transition: background .2s ease, transform .2s ease;
}
.button:hover { background: var(--purple-dark); transform: translateY(-1px); }
.button.secondary {
  background: white;
  color: var(--purple);
  border: 1px solid #deddf8;
  box-shadow: none;
}

/* Content sections */
.section { padding: 64px 0; }
.section.soft { background: var(--soft); }
.section-heading { max-width: 720px; margin-bottom: 28px; }

.kicker {
  color: var(--purple);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}

h2 {
  margin: 8px 0 10px;
  font-size: clamp(27px, 4vw, 36px);
  line-height: 1.2;
  letter-spacing: -.03em;
}
.section-lead { margin: 0; color: var(--muted); font-size: 17px; }

/* About */
.about-card, .project-card {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: white;
  padding: clamp(24px, 4vw, 38px);
  box-shadow: 0 12px 35px rgba(20,25,50,.045);
}
.about-card p { margin: 0 0 15px; color: var(--muted); font-size: 16px; }
.about-card p:last-child { margin-bottom: 0; }
.about-card p:first-child { color: var(--ink); }

/* Learning features */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature {
  background: white;
  border: 1px solid var(--line);
  border-radius: 17px;
  padding: 25px;
  min-height: 190px;
}
.feature-icon {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: #f0efff;
  color: var(--purple);
  font-weight: 850;
  font-size: 19px;
  margin-bottom: 16px;
}
.feature h3 { margin: 0 0 7px; font-size: 18px; }
.feature p { margin: 0; color: var(--muted); font-size: 15px; }

/* Ibtikary project section */
.project-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.project-copy { max-width: 680px; }
.project-copy p { margin: 0; color: var(--muted); }
.ibtikary-mark {
  flex: 0 0 auto;
  width: 78px;
  height: 78px;
  display: grid;
  place-items: center;
  border-radius: 20px;
  background: #f0efff;
  color: var(--purple);
  font-size: 25px;
  font-weight: 850;
  letter-spacing: -1px;
}
.project-link { margin-top: 22px; }
.trust-note {
  margin-top: 22px;
  padding: 16px 18px;
  border-left: 3px solid var(--teal);
  background: #f4fbf9;
  color: #53636a;
  border-radius: 0 10px 10px 0;
  font-size: 14px;
}

/* Footer */
.footer {
  padding: 28px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
  flex-wrap: wrap;
}
.footer a { color: var(--purple); text-decoration: none; font-weight: 650; }

/* Mobile */
@media (max-width: 700px) {
  .wrap { width: min(100% - 32px, var(--max)); }
  .topbar { min-height: 70px; gap: 12px; }
  .brand-logo { width: 155px; max-width: 48vw; }
  .top-link { font-size: 13px; white-space: nowrap; }
  .hero { padding: 65px 0 55px; }
  .section { padding: 48px 0; }
  .feature-grid { grid-template-columns: 1fr; gap: 12px; }
  .feature { min-height: 0; }
  .project-card { align-items: flex-start; flex-direction: column; gap: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}