:root {
  --background-color: #ffffff;
  --background-color2: #f0f4ff;
  --primary-color: #2e5696;
}

*,html {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body {
  font-family: "Poppins", sans-serif;
  background-color: #f8f9fa;
  color: #222;
  line-height: 1.7;
}

/* Homepage (Abu bakar) */
header {
  height: 100vh;
  background: linear-gradient(to right, #1a1a1a, #444);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  color: white;
  /* text-align: center; */
}

header .typing-text {
  font-size: 2.8rem;
  font-weight: 600;
  border-right: 3px solid white;
  white-space: nowrap;
  overflow: hidden;
  width: 0;
  animation: typing 3s steps(22, end) forwards, blink 0.8s infinite;
}

@keyframes typing {
  from {
    width: 0;
  }
  to {
    width: 16.5ch;
  }
}

@keyframes blink {
  50% {
    border-color: transparent;
  }
}

header p {
  margin-top: 1rem;
  font-size: 1.2rem;
  color: #ddd;
  margin-bottom: 2rem;
}

.btn-biografi {
  /* display: flex; */
  justify-content: start;
  /* margin-top: 90px; */
  padding: 10px 20px;
  background-color: #f4f4f43c;
  color: white;
  backdrop-filter: blur(10px);
  text-decoration: none;
  border-radius: 13px;
  transition: all ease-in-out .3s;
}

.btn-biografi:hover {
  background-color: #f4f4f422;
}

section { /* all section */
  padding: 80px 20px;
}

.container {
  max-width: 900px;
  margin: auto;
}

h2 {
  font-size: 2rem;
  color: #1a1a1a;
  margin-bottom: 20px;
  position: relative;
}

h2::after { /* underline h2 */
  content: "";
  position: absolute;
  width: 60px;
  height: 4px;
  background-color: #2c6ed5;
  bottom: -10px;
  left: 0;
  border-radius: 2px;
}

p {
  font-size: 1.1rem;
  color: #444;
}

.biografi,
.warisan {
  background-color: var(--background-color);
}

.kepemimpinan {
  background-color: var(--background-color2);
}