/* ============================================
   Generator Page — Additional Styles
   ============================================ */

.gen-body {
  background: var(--bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Nav */
.gen-nav {
  background: var(--accent);
  padding: 0 var(--space-lg);
  height: 56px;
  display: flex;
  align-items: center;
}

.gen-nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.gen-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  text-decoration: none;
}

.gen-logo-sub {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  font-weight: 500;
}

/* Main */
.gen-main {
  flex: 1;
  padding: var(--space-xl) var(--space-lg);
}

.gen-container {
  max-width: 1100px;
  margin: 0 auto;
}

.gen-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.gen-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--fg);
  margin-bottom: var(--space-sm);
}

.gen-sub {
  font-size: 1rem;
  color: var(--fg-muted);
  max-width: 540px;
  margin: 0 auto;
}

/* Two-column layout */
.gen-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

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

/* Card */
.gen-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

/* Error */
.gen-error {
  background: #FEF2F2;
  border: 1px solid #FCA5A5;
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  color: #B91C1C;
  font-size: 0.875rem;
  margin-bottom: var(--space-md);
}

/* Form */
.gen-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.gen-field {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.gen-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--fg);
}

.gen-required {
  color: #DC2626;
}

.gen-input {
  padding: 0.65rem 0.875rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--fg);
  background: var(--bg);
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
}

.gen-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(10, 74, 74, 0.1);
}

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

.gen-row {
  display: grid;
  gap: var(--space-sm);
}

.gen-row--3 {
  grid-template-columns: 1fr 1fr 1fr;
}

@media (max-width: 480px) {
  .gen-row--3 {
    grid-template-columns: 1fr 1fr;
  }
}

.gen-hint {
  font-size: 0.78rem;
  color: var(--fg-muted);
}

/* Tone selector */
.gen-tone-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.gen-tone-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.75rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.gen-tone-card:hover {
  border-color: var(--accent-light);
  background: rgba(10, 74, 74, 0.03);
}

.gen-tone-card--active {
  border-color: var(--accent);
  background: rgba(10, 74, 74, 0.05);
}

.gen-tone-radio {
  display: none;
}

.gen-tone-name {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--fg);
}

.gen-tone-desc {
  font-size: 0.72rem;
  color: var(--fg-muted);
  line-height: 1.4;
}

/* Submit button */
.gen-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.5rem;
  background: var(--accent);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
}

.gen-btn:hover {
  background: var(--accent-light);
}

.gen-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.gen-btn--secondary {
  background: var(--bg-alt);
  color: var(--fg);
  border: 1px solid var(--border);
}

.gen-btn--secondary:hover {
  background: var(--border);
}

.gen-btn--copy {
  background: var(--fg);
  color: var(--white);
  font-size: 0.85rem;
  padding: 0.6rem 1rem;
}

.gen-btn--copy:hover {
  background: #333;
}

.gen-btn-loading {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.gen-spinner {
  width: 16px;
  height: 16px;
  animation: gen-spin 0.8s linear infinite;
}

@keyframes gen-spin {
  to { transform: rotate(360deg); }
}

/* Result card */
.gen-card--result {
  min-height: 300px;
  display: flex;
  flex-direction: column;
}

.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.result-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(10, 74, 74, 0.08);
  padding: 0.3rem 0.7rem;
  border-radius: 100px;
}

.result-body {
  flex: 1;
}

.result-text {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--fg);
  white-space: pre-wrap;
}

.result-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: var(--space-md);
  flex-wrap: wrap;
}

.result-placeholder {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  color: var(--fg-muted);
  text-align: center;
  padding: var(--space-xl) 0;
}

.result-placeholder p {
  font-size: 0.9rem;
  max-width: 260px;
}

/* Footer */
.gen-footer {
  text-align: center;
  padding: var(--space-lg);
  font-size: 0.8rem;
  color: var(--fg-muted);
  border-top: 1px solid var(--border);
}

.gen-footer a {
  color: var(--accent);
  text-decoration: none;
}

.gen-footer a:hover {
  text-decoration: underline;
}