:root {
  --wa-green: #25D366;
  --wa-green-dark: #128C7E;
  --panel-bg: #ffffff;
  --panel-text: #1f2937;
  --input-bg: #ffffff;
  --input-border: #d1d5db;
  --muted: #6b7280;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

* {
  box-sizing: border-box;
}

body {
  font-family: "Inter", sans-serif;
  background: linear-gradient(135deg, var(--wa-green), var(--wa-green-dark));
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 16px;
  color: var(--panel-text);
}

.container {
  width: min(100%, 440px);
  background: var(--panel-bg);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 20px;
  display: grid;
  gap: 10px;
}

h2 {
  margin: 2px 0 0;
  text-align: center;
  color: var(--wa-green-dark);
}

.subtitle {
  margin: 0 0 8px;
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
}

label {
  font-weight: 600;
  margin-top: 2px;
}

select,
input,
button {
  width: 100%;
  font: inherit;
  border-radius: 10px;
}

select,
input {
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  padding: 0.75rem;
  color: inherit;
}

button {
  border: 0;
  cursor: pointer;
  padding: 0.8rem;
  font-weight: 600;
  margin-top: 8px;
  background: var(--wa-green);
  color: #fff;
  transition: transform 0.05s ease, background 0.2s ease;
}

button:hover {
  background: #20b85a;
}

button:active {
  transform: translateY(1px);
}

.select2-container {
  width: 100% !important;
}

.select2-container .select2-selection--single {
  height: 46px !important;
  display: flex !important;
  align-items: center !important;
  border-radius: 10px !important;
  border: 1px solid var(--input-border) !important;
  background: var(--input-bg) !important;
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
  line-height: 44px !important;
  padding-left: 12px !important;
  color: inherit !important;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
  height: 44px !important;
}

.select2-dropdown {
  border-radius: 10px !important;
  overflow: hidden;
  border: 1px solid var(--input-border) !important;
}

.select2-search__field {
  border-radius: 8px !important;
}

@media (prefers-color-scheme: dark) {
  :root {
    --panel-bg: #1f1f1f;
    --panel-text: #e7e7e7;
    --input-bg: #2a2a2a;
    --input-border: #454545;
    --muted: #b0b0b0;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  }

  body {
    background: linear-gradient(135deg, #0f3d2a, #0b2e22);
  }

  h2 {
    color: #5bf2a5;
  }

  .select2-dropdown,
  .select2-results__option {
    background: #242424 !important;
    color: #e7e7e7 !important;
  }

  .select2-results__option--highlighted {
    background: #333 !important;
    color: #fff !important;
  }

  .select2-search__field {
    background: #2a2a2a !important;
    color: #fff !important;
    border-color: #444 !important;
  }
}