:root {
  --bg: #f2f7ff;
  --card: #ffffff;
  --primary: #0d6efd;
  --primary-dark: #0a58ca;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #dbe4f1;
  --star-off: #cbd5e1;
  --star-on: #f59e0b;
  --ok: #047857;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #eaf1ff 0%, #f9fcff 100%);
  color: var(--text);
}

.page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  width: min(100%, 640px);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 22px;
  box-shadow: 0 18px 45px rgba(13, 110, 253, 0.12);
}

.brand {
  display: flex;
  justify-content: space-around;
  align-items: center;
  gap: 16px;
  margin-bottom: 10px;
}

.brand-logo {
  height: 72px;
  width: 140px;
  object-fit: contain;
  
}

.brand-banner {
  width: min(50%, 340px);
  height: 100px;
  object-fit: contain;
  border-radius: 12px;
  border: 1px solid var(--border);
  
}

h1 {
  margin: 10px 0 4px;
  font-size: 1.7rem;
}

.subtitle {
  margin: 0 0 16px;
  color: var(--muted);
}

#feedbackForm {
  display: grid;
  gap: 14px;
}

.field-row {
  display: grid;
  gap: 8px;
}

label {
  font-weight: 600;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  font-size: 0.98rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

input:focus,
textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.14);
}

.star-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.star {
  border: 0;
  background: transparent;
  color: var(--star-off);
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  padding: 2px 3px;
}

.star.is-active {
  color: var(--star-on);
}

.star-text {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.radio-group {
  display: flex;
  align-items: center;
  gap: 20px;
}

.radio-option {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.radio-option input {
  width: auto;
  margin: 0;
}

.submit-btn {
  border: 0;
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background: var(--primary);
  cursor: pointer;
  transition: background-color 0.2s;
}

.submit-btn:hover {
  background: var(--primary-dark);
}

.result {
  min-height: 20px;
  margin: 14px 0 0;
  font-weight: 600;
  color: var(--ok);
}

@media (max-width: 560px) {
  .card {
    padding: 16px;
    border-radius: 14px;
  }

  h1 {
    font-size: 1.4rem;
  }

  .brand-banner {
    width: min(66%, 320px);
    height: 70px;
  }

  .brand-logo {
    width: 110px;
    height: 60px;
  }
}