:root {
  --cg-bg: #f5f5f7;
  --cg-card-bg: #ffffff;
  --cg-primary: #1b6ea8;
  --cg-primary-soft: #e1f0fb;
  --cg-text-main: #222222;
  --cg-text-muted: #777777;
  --cg-border: #dddddd;
  --cg-radius-lg: 16px;
  --cg-radius-md: 10px;
  --cg-shadow-soft: 0 8px 18px rgba(0, 0, 0, 0.06);
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--cg-bg);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--cg-text-main);
}

.glass-weight-section {
  max-width: 900px;
  margin: 1.5rem auto;
  padding: 1rem;
  box-sizing: border-box;
}

.glass-weight-card {
  background: var(--cg-card-bg);
  border-radius: var(--cg-radius-lg);
  box-shadow: var(--cg-shadow-soft);
  padding: 1.8rem 1.6rem;
}

.glass-weight-header {
  margin-bottom: 1.2rem;
}

.glass-weight-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 0.3rem;
}

.glass-weight-subtitle {
  font-size: 0.95rem;
  color: var(--cg-text-muted);
  margin: 0;
}

.glass-weight-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 1.4rem;
  margin-top: 1.2rem;
}

@media (max-width: 768px) {
  .glass-weight-grid {
    grid-template-columns: 1fr;
  }
}

.glass-form-group {
  margin-bottom: 0.9rem;
}

.glass-form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.glass-form-label span {
  font-weight: 400;
  color: var(--cg-text-muted);
  font-size: 0.78rem;
}

.glass-input,
.glass-select {
  width: 100%;
  padding: 0.45rem 0.6rem;
  font-size: 0.9rem;
  border-radius: var(--cg-radius-md);
  border: 1px solid var(--cg-border);
  box-sizing: border-box;
  background: #ffffff;
}

.glass-input:focus,
.glass-select:focus {
  outline: 2px solid var(--cg-primary-soft);
  border-color: var(--cg-primary);
}

.glass-input-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.glass-helper-text {
  font-size: 0.78rem;
  color: var(--cg-text-muted);
  margin-top: 0.2rem;
}

.glass-radio-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.glass-radio-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.6rem;
  font-size: 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--cg-border);
  cursor: pointer;
  background: #ffffff;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.glass-radio-pill input {
  accent-color: var(--cg-primary);
}

.glass-radio-pill.active {
  background: var(--cg-primary-soft);
  border-color: var(--cg-primary);
}

.glass-button {
  display: inline-block;
  margin-top: 0.6rem;
  padding: 0.55rem 1.3rem;
  border-radius: 999px;
  border: none;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--cg-primary);
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(27, 110, 168, 0.35);
  transition: transform 0.1s ease, box-shadow 0.1s ease, background 0.1s ease;
}

.glass-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 14px rgba(27, 110, 168, 0.45);
  background: #155581;
}

.glass-button:active {
  transform: translateY(0);
  box-shadow: 0 3px 8px rgba(27, 110, 168, 0.3);
}

.glass-error {
  margin-top: 0.3rem;
  font-size: 0.8rem;
  color: #b3261e;
}

.glass-result-card {
  border-radius: var(--cg-radius-lg);
  border: 1px dashed var(--cg-border);
  padding: 1rem 1rem;
  background: #fafbfd;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.glass-result-main {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
}

.glass-result-heading {
  font-size: 0.95rem;
  font-weight: 700;
}

.glass-result-weight {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--cg-primary);
}

.glass-result-sub {
  font-size: 0.8rem;
  color: var(--cg-text-muted);
}

.glass-result-meta {
  font-size: 0.82rem;
}

.glass-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.12rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.glass-badge-light {
  background: #e5f4e8;
  color: #23542f;
}

.glass-badge-medium {
  background: #fff4d9;
  color: #7a4e00;
}

.glass-badge-heavy {
  background: #ffe5dd;
  color: #8a2f17;
}

.glass-badge-pro {
  background: #ffdadb;
  color: #8b1b2b;
}

.glass-cta-card {
  margin-top: 0.8rem;
  padding: 0.75rem 0.9rem;
  border-radius: var(--cg-radius-md);
  background: #f0f7ff;
  border: 1px solid #d3e5ff;
  font-size: 0.83rem;
}

.glass-cta-card strong {
  display: block;
  margin-bottom: 0.25rem;
}

.glass-cta-link {
  display: inline-block;
  margin-top: 0.3rem;
  font-weight: 600;
  font-size: 0.83rem;
  text-decoration: none;
  color: var(--cg-primary);
  border-bottom: 1px solid rgba(27, 110, 168, 0.4);
}

.glass-cta-link:hover {
  border-bottom-color: var(--cg-primary);
}