:root {
  --bg-dark: #000000;
  --bg-card: #000000;
  --border-color: #2a2a2a;
  --text-primary: #ff0000;
  --text-secondary: #ff0000;
  --accent: #ff0000;
  --accent-hover: #ff0000;
  --error: #ff4444;
  --shadow: rgba(0, 255, 136, 0.1);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen",
    "Ubuntu", sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  padding: 2rem 1rem;
}
.site-logo {
  position: fixed;
  top: 18px;
  left: 18px;
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 50%;
  border: 2.5px solid rgba(40, 0, 0, 0.18); /* subtle, matches bg */
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.22);
  background: transparent;
  z-index: 50;
}

/* logo pulse */
.site-logo {
  animation: pulse 3s ease-in-out infinite;
}
.social-icons {
  position: fixed;
  top: 12px;
  right: 2px;
  display: flex;
  gap: 8px;
  z-index: 100;
}
.social-icons a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  opacity: 0.82;
  transition: opacity 0.18s, transform 0.18s;
}
.social-icons a:hover {
  opacity: 1;
  transform: scale(1.15);
}
.social-icons svg {
  width: 28px;
  height: 28px;
  display: block;
}
.container {
  max-width: 800px;
  margin: 0 auto;
}

.header {
  text-align: center;
  margin-bottom: 3rem;
  animation: fadeInDown 0.6s ease;
}

.header h1 {
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), #00ffdd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
}

.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  transition: all 0.3s ease;
  animation: fadeInUp 0.6s ease;
}

.form-card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 32px var(--shadow);
  transform: translateY(-2px);
}

.form-card h2 {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.form-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 2rem;
  font-style: italic;
}

.form-group {
  margin-bottom: 1.75rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.95rem;
}

input[type="text"],
textarea,
select {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--bg-dark);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.3s ease;
}

input[type="text"]:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--shadow);
}

input[type="text"]::placeholder,
textarea::placeholder {
  color: var(--text-secondary);
}

textarea {
  resize: vertical;
  min-height: 100px;
}

select {
  cursor: pointer;
}

.rating-group {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.rating-group input[type="radio"] {
  display: none;
}

.rating-label {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-dark);
  border: 2px solid var(--border-color);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  font-weight: 600;
}

.rating-label:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.rating-group input[type="radio"]:checked + .rating-label {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg-dark);
}

.rating-hint {
  display: block;
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
}

.submit-btn {
  width: 100%;
  padding: 1rem 2rem;
  background: var(--accent);
  color: var(--bg-dark);
  border: none;
  border-radius: 8px;
  font-size: 1.125rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2rem;
}

.submit-btn:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--shadow);
}

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

.btn-icon {
  font-size: 1.5rem;
  transition: transform 0.3s ease;
}

.submit-btn:hover .btn-icon {
  transform: translateX(4px);
}

.hidden {
  display: none;
}

.success-card {
  background: var(--bg-card);
  border: 2px solid var(--accent);
  border-radius: 16px;
  padding: 4rem 2.5rem;
  text-align: center;
  box-shadow: 0 8px 32px var(--shadow);
  animation: scaleIn 0.6s ease;
}

.success-icon {
  font-size: 5rem;
  margin-bottom: 1.5rem;
  animation: bounce 1s ease infinite;
}

.success-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--accent), #00ffdd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.success-message {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes bounce {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@media (max-width: 768px) {
  body {
    padding: 1rem 0.75rem;
  }

  .container {
    max-width: 100%;
    padding: 0 1rem;
  }

  .site-logo {
    width: 56px;
    height: 56px;
    top: 12px;
    left: 12px;
  }

  .social-icons {
    top: 8px;
    right: 8px;
    gap: 6px;
  }

  .social-icons a {
    width: 24px;
    height: 24px;
  }

  .social-icons svg {
    width: 24px;
    height: 24px;
  }

  .header {
    margin-bottom: 2rem;
  }

  .header h1 {
    font-size: 2rem;
  }

  .subtitle {
    font-size: 1rem;
  }

  .form-card {
    padding: 1.75rem;
    margin-bottom: 1.5rem;
  }

  .form-card h2 {
    font-size: 1.5rem;
  }

  .form-group {
    margin-bottom: 1.5rem;
  }

  .success-card {
    padding: 3rem 1.75rem;
  }

  .success-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
  }

  .success-title {
    font-size: 2rem;
  }

  .rating-label {
    width: 40px;
    height: 40px;
  }

  .submit-btn {
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
  }

  input[type="text"],
  textarea,
  select {
    padding: 0.75rem 0.875rem;
    font-size: 16px;
  }

  label {
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  body {
    padding: 0.75rem;
  }

  .container {
    padding: 0 0.5rem;
  }

  .site-logo {
    width: 48px;
    height: 48px;
    top: 8px;
    left: 8px;
  }

  .social-icons {
    top: 6px;
    right: 6px;
    gap: 4px;
  }

  .social-icons a {
    width: 20px;
    height: 20px;
  }

  .social-icons svg {
    width: 20px;
    height: 20px;
  }

  .header {
    margin-bottom: 1.5rem;
  }

  .header h1 {
    font-size: 1.5rem;
  }

  .subtitle {
    font-size: 0.9rem;
  }

  .form-card {
    padding: 1.25rem;
    margin-bottom: 1rem;
  }

  .form-card h2 {
    font-size: 1.25rem;
  }

  .form-description {
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
  }

  .form-group {
    margin-bottom: 1.25rem;
  }

  label {
    font-size: 0.85rem;
    margin-bottom: 0.4rem;
  }

  input[type="text"],
  textarea,
  select {
    padding: 0.65rem 0.75rem;
    font-size: 16px;
    border-radius: 6px;
  }

  textarea {
    min-height: 80px;
  }

  .rating-group {
    gap: 0.4rem;
  }

  .rating-label {
    width: 36px;
    height: 36px;
    font-size: 0.875rem;
    border-radius: 6px;
  }

  .rating-hint {
    font-size: 0.8rem;
  }

  .submit-btn {
    padding: 0.75rem 1.25rem;
    font-size: 0.95rem;
    margin-top: 1.5rem;
  }

  .btn-icon {
    font-size: 1.25rem;
  }

  .success-card {
    padding: 2rem 1.25rem;
  }

  .success-icon {
    font-size: 3.5rem;
    margin-bottom: 0.75rem;
  }

  .success-title {
    font-size: 1.5rem;
  }

  .success-message {
    font-size: 1rem;
  }
}

/*  */