/* RESET */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* BODY */
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, Helvetica, Arial, sans-serif;
  color: #ffffff;
  background:
    linear-gradient(rgba(0,0,0,0.55), rgba(0,0,0,0.35)),
    url("assets/20260122_100603.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

/* =========================
   TOP NAV
========================= */
.navbar {
  position: fixed; /* Biar navbar melayang saat scroll */
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999;
  backdrop-filter: blur(16px);
  background: rgba(225,225,225,0.08);
  border-bottom: 1px solid rgba(255,255,255,0.15);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 28px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo {
  height: 32px; /* Ukuran logo disesuaikan */
  width: auto;
  background: #1e5eff; /* Background biru kotak logo */
  border-radius: 8px;
  padding: 4px;
}

.brand-text {
  font-weight: 700;
  letter-spacing: 1px;
  font-size: 14px;
  color: #ffffff;
  text-transform: uppercase;
}

.brand-origin {
  font-weight: 300;
  opacity: 0.7;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 22px;
}

.nav-links a {
  text-decoration: none;
  color: white;
  font-size: 13px;
  opacity: 0.75;
  transition: 0.2s;
  font-weight: 500;
}

.nav-links a:hover {
  opacity: 1;
  color: #1e5eff;
}

/*.top-nav {
  position: sticky;
  top: 0;
  z-index: 999;

  display: flex;
  align-items: center;
  padding: 14px 28px;

  backdrop-filter: blur(16px);
  background: rgba(0,0,0,0.35);
  border-bottom: 1px solid rgba(255,255,255,0.15);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-box {
  width: 36px;
  height: 36px;
  background: #1e5eff;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-box img {
  width: 22px;
  height: 22px;
}

.brand-name {
  font-weight: 700;
  letter-spacing: 1px;
  font-size: 14px;
}

.nav-right {
  display: flex;
  gap: 22px;
  margin-left: auto;
}

.nav-right a {
  text-decoration: none;
  color: white;
  font-size: 13px;
  opacity: 0.75;
  transition: 0.2s;
}

.nav-right a:hover,
.nav-right a.active {
  opacity: 1;
  color: #1e5eff;
}

/* =========================
   HERO / CONTENT
========================= */
.how-hero {
  min-height: calc(100vh - 70px);
}

.how-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 80px 24px;
}

.how-inner h1 {
  font-size: 42px;
  margin-bottom: 10px;
}

.how-inner h2 {
  font-size: 18px;
  opacity: 0.85;
  margin-bottom: 48px;
}

/* MODULE CARD */
.how-card {
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 14px;
  padding: 36px;
  margin-bottom: 32px;
}

.module-label {
  font-size: 12px;
  letter-spacing: 1px;
  font-weight: 700;
  color: #1e5eff;
  display: block;
  margin-bottom: 10px;
}

.how-card h3 {
  font-size: 26px;
  margin-bottom: 4px;
}

.how-card h4 {
  font-size: 15px;
  opacity: 0.8;
  margin-bottom: 18px;
}

.how-card p {
  font-size: 15px;
  line-height: 1.8;
  opacity: 0.9;
  margin-bottom: 16px;
}

.how-card ul {
  padding-left: 18px;
}

.how-card li {
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 10px;
}

code {
  background: rgba(255,255,255,0.15);
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 13px;
}

/* FOOTER */
#footer {
  background: #ffffff;
  color: #000000;
  text-align: center;
  padding: 28px 16px;
}

#footer h2 {
  font-size: 18px;
  margin-bottom: 6px;
}

#footer p {
  font-size: 13px;
}

/* MOBILE */
@media (max-width: 480px) {
  .how-inner h1 {
    font-size: 34px;
  }

  .nav-right {
    display: none;
  }

  .how-card {
    padding: 26px;
  }
}