:root {
  --primary:        #C62828;
  --primary-dark:   #8E0000;
  --primary-light:  #FFEBEE;
  --accent:         #FFD700;
  --bg:             #FDF8F0;
  --card:           #FFFFFF;
  --text:           #1A1A1A;
  --text-muted:     #757575;
  --success:        #2E7D32;
  --success-bg:     #E8F5E9;
  --danger:         #C62828;
  --danger-bg:      #FFEBEE;
  --border:         #E8DDD0;
  --shadow:         0 2px 16px rgba(0,0,0,.09);
  --radius:         14px;
  --radius-sm:      8px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Poppins', 'Noto Sans SC', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

.container {
  max-width: 560px;
  margin: 0 auto;
  padding: 32px 20px 60px;
}

.hero {
  text-align: center;
  margin-bottom: 24px;
}

.hero-logo {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: var(--shadow);
  margin-bottom: 12px;
}

.hero h1 {
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--primary-dark);
}

.hero p {
  color: var(--text-muted);
  margin: 0;
  font-size: .95rem;
}

.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: .9rem;
  margin-bottom: 6px;
  color: var(--text);
}

.req {
  color: var(--primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  color: var(--text);
  background: var(--card);
  transition: border-color .15s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group input.invalid,
.form-group textarea.invalid {
  border-color: var(--danger);
}

.form-group textarea {
  resize: vertical;
}

.field-error {
  display: block;
  min-height: 1.1em;
  font-size: .8rem;
  color: var(--danger);
  margin-top: 4px;
}

/* Honeypot field — invisible to real users, catches simple bots */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.error-banner {
  background: var(--danger-bg);
  color: var(--danger);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: .9rem;
  margin-bottom: 18px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform .1s ease, opacity .15s ease;
}

.btn:active { transform: scale(.98); }
.btn:disabled { opacity: .6; cursor: not-allowed; }

.btn-full { width: 100%; }

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover:not(:disabled) { background: var(--primary-dark); }

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
  margin-top: 16px;
}

.btn-outline:hover { background: var(--primary-light); }

/* Success screen */
#success-screen {
  text-align: center;
}

.success-icon {
  width: 64px;
  height: 64px;
  line-height: 64px;
  border-radius: 50%;
  background: var(--success-bg);
  color: var(--success);
  font-size: 2rem;
  font-weight: 700;
  margin: 0 auto 16px;
}

#success-screen h2 {
  margin: 0 0 8px;
  color: var(--success);
}

.success-name {
  font-weight: 600;
  margin: 0 0 12px;
}

.success-msg {
  color: var(--text-muted);
  font-size: .9rem;
  margin: 0;
}

@media (max-width: 480px) {
  .card { padding: 22px 18px; }
  .hero h1 { font-size: 1.35rem; }
}