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

html {
  overflow: hidden;
  height: 100%;
  position: fixed;
  width: 100%;
}

body {
  background-color: var(--warna-bg);
  color: var(--warna-text);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  position: fixed;
  width: 100%;
  touch-action: none;
  -webkit-overflow-scrolling: none;
  overscroll-behavior: none;
}

.header-box {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 12px 25px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  position: relative;
  z-index: 10;
  touch-action: none;
}

.header-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.header-text {
  font-size: 18px;
  font-weight: 600;
}

.container {
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  padding: 15px;
  height: calc(100vh - 65px);
  height: calc(100dvh - 65px);
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  touch-action: pan-y;
}

.form-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.form-title {
  text-align: center;
  margin-bottom: 18px;
  font-size: 20px;
  font-weight: 600;
}

.form-group {
  margin-bottom: 12px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: 500;
  font-size: 12px;
}

.form-input {
  width: 100%;
  padding: 8px 12px;
  border: 2px solid black;
  border-radius: 8px;
  background: #ffffff;
  color: #000000;
  font-size: 12px;
  font-family: inherit;
  transition: all 0.3s ease;
  touch-action: manipulation;
}

.btn-submit {
  width: 100%;
  padding: 10px;
  background-color: black;
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 6px;
  touch-action: manipulation;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.btn-submit:active {
  transform: translateY(0);
}

@media (max-width: 768px) {
  .header-box {
    padding: 10px 15px;
  }
  .header-logo {
    width: 35px;
    height: 35px;
  }
  .header-text {
    font-size: 14px;
  }
  .container {
    padding: 12px;
    max-width: 100%;
    height: calc(100vh - 55px);
    height: calc(100dvh - 55px);
    display: flex;
    align-items: center;
  }
  .form-card {
    padding: 20px 18px;
    border-radius: 12px;
    width: 100%;
  }
  .form-title {
    font-size: 17px;
    margin-bottom: 14px;
  }
  .form-group {
    margin-bottom: 12px;
  }
  .form-group label {
    font-size: 13px;
    margin-bottom: 5px;
  }
  .form-input {
    padding: 10px 12px;
    font-size: 13px;
    border-width: 2px;
  }
  textarea.form-input {
    min-height: 65px;
    resize: none;
  }
  .btn-submit {
    padding: 11px;
    font-size: 14px;
    margin-top: 8px;
  }
}