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

:root {
  --bg-color: #f0f7ff;
  --text: #2c3e50;
  --bubble: #ffffff;
  --input-bg: #ffffff;
  --icon-fill: #a0aec0;
}

body {
  font-family: "Clear Sans", sans-serif;
  background-color: var(--bg-color);
  color: var(--text);
  display: flex;
  justify-content: center;
  transition: all 1s ease;
}

.container {
  width: 100%;
  max-width: 450px;
  height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  padding: 35px 25px 15px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

.header-placeholder {
  width: 22px;
}

.title {
  grid-column: 2;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.8;
}

.close-icon {
  grid-column: 3;
  justify-self: end;
  text-decoration: none;
  color: var(--text);
  font-size: 20px;
  opacity: 0.4;
  transition: transform 0.3s ease;
}

.close-icon:hover {
  transform: rotate(90deg);
  opacity: 1;
}

main {
  flex: 1;
  padding: 25px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.msg {
  background: var(--bubble);
  padding: 16px 20px;
  /* Sudut kiri bawah dibuat tajam (0px) */
  border-radius: 18px 18px 18px 0px;
  font-size: 15px;
  max-width: 88%;
  line-height: 1.6;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
  animation: msgAppear 0.7s ease backwards;
  border: 1px solid rgba(0, 0, 0, 0.02);
}

@keyframes msgAppear {
  from {
    opacity: 0;
    transform: translateX(-10px);
  } /* Muncul dari kiri */
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.time-stamp {
  display: block;
  font-size: 10px;
  margin-top: 8px;
  opacity: 0.3;
  font-weight: 700;
}

footer {
  padding: 20px 25px 40px;
}

.input-mimic {
  background: var(--input-bg);
  border-radius: 30px;
  padding: 14px 22px;
  display: flex;
  align-items: center;
  gap: 15px;
  border: 1px solid rgba(0, 0, 0, 0.03);
}

.copy-text {
  flex: 1;
  font-size: 11px;
  font-weight: 700;
  color: var(--text);
  opacity: 0.4;
  text-align: center;
  letter-spacing: 1px;
}

.icon-small {
  width: 18px;
  height: 18px;
  fill: var(--icon-fill);
}