:root {
  --bg: #f3f6fb;
  --ink: #10233f;
  --muted: #5b6b82;
  --blue: #1f5eff;
  --yellow: #ffc93c;
  --card: #fff;
  --line: #d5deea;
}
* {
  box-sizing: border-box;
  margin: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font:
    17px/1.65 "DM Sans",
    system-ui,
    sans-serif;
  background: var(--bg);
  color: var(--ink);
}
h1,
h2,
h3 {
  font-family: "Bricolage Grotesque", "DM Sans", sans-serif;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
a {
  color: var(--blue);
}
.wrap {
  max-width: 1000px;
  margin: auto;
  padding: 0 22px;
}
header {
  position: sticky;
  top: 0;
  background: var(--ink);
  z-index: 9;
}
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
}
.logo {
  color: #fff;
  font:
    700 1.25rem "Bricolage Grotesque",
    sans-serif;
  text-decoration: none;
}
.logo span {
  color: var(--yellow);
}
.menu {
  display: flex;
  gap: 6px;
  list-style: none;
  padding: 0;
}
.menu a {
  color: #c9d6ea;
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 99px;
  font-size: 0.95rem;
}
.menu a:hover {
  color: #fff;
}
.menu a.active {
  background: var(--yellow);
  color: var(--ink);
  font-weight: 600;
}
#burger {
  display: none;
}
.burger {
  display: none;
  color: #fff;
  font-size: 1.7rem;
  cursor: pointer;
}
section {
  padding: 64px 0;
}
h1 {
  font-size: clamp(2.6rem, 8vw, 5rem);
}
h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  margin-bottom: 22px;
}
.hero {
  background: var(--ink);
  color: #fff;
  padding: 90px 0 80px;
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
  align-items: center;
}
.code {
  font:
    600 1.05rem ui-monospace,
    Consolas,
    monospace;
  color: var(--yellow);
  margin-bottom: 14px;
}
.hero p {
  color: #c9d6ea;
  max-width: 46ch;
  margin: 18px 0 28px;
}
.hero p.code {
  color: var(--yellow);
  margin: 0 0 14px;
}
.photo {
  display: block;
  width: 100%;
  object-fit: cover;
  aspect-ratio: 1;
  border-radius: 50% 50% 50% 8%;
  background: var(--blue) center/cover;
  border: 6px solid var(--yellow);
}
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 8px;
  background: var(--yellow);
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  font-size: 1rem;
}
.btn.alt {
  background: transparent;
  color: #fff;
  border: 2px solid #fff;
  margin-left: 8px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 5px solid var(--blue);
  border-radius: 6px;
  padding: 22px;
}
.card h3 {
  margin-bottom: 8px;
  font-size: 1.25rem;
}
.card p,
.muted {
  color: var(--muted);
}
.tl {
  border-left: 3px solid var(--blue);
  padding-left: 26px;
  display: grid;
  gap: 26px;
}
.tl div {
  position: relative;
}
.tl div::before {
  content: "";
  position: absolute;
  left: -35px;
  top: 7px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--yellow);
  border: 3px solid var(--blue);
}
.tl b {
  color: var(--blue);
}
.bar {
  margin-bottom: 16px;
}
.bar i {
  display: block;
  height: 10px;
  border-radius: 9px;
  background: var(--line);
  overflow: hidden;
  margin-top: 6px;
}
.bar i::after {
  content: "";
  display: block;
  height: 100%;
  width: 0;
  background: var(--blue);
  animation: isi 1.2s forwards;
}
@keyframes isi {
  to {
    width: var(--v);
  }
}
form {
  display: grid;
  gap: 14px;
}
input,
textarea {
  font: inherit;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
  width: 100%;
}
.tag {
  display: inline-block;
  background: var(--ink);
  color: #fff;
  padding: 3px 12px;
  border-radius: 99px;
  font-size: 0.82rem;
  margin: 10px 6px 0 0;
}
.page-title {
  background: var(--ink);
  color: #fff;
  padding: 60px 0;
}
.page-title p {
  color: #c9d6ea;
  margin-top: 10px;
}
footer {
  background: var(--ink);
  color: #c9d6ea;
  text-align: center;
  padding: 28px 0;
  font-size: 0.92rem;
}
@media (max-width: 760px) {
  .burger {
    display: block;
  }
  #burger:checked ~ .menu {
    display: flex;
  }
  .menu {
    display: none;
    position: absolute;
    top: 62px;
    left: 0;
    right: 0;
    background: var(--ink);
    flex-direction: column;
    padding: 12px 22px;
  }
  .hero .wrap {
    grid-template-columns: 1fr;
  }
  .photo {
    max-width: 240px;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}