/* ==========================================================================
   Sonexa — TTS & About page styles
   System-aware dark/light theme, mobile-optimized
   ========================================================================== */

.service-shell {
  max-width: 920px;
  margin: 0 auto;
  padding: 40px 0 48px;
}

.service-head { margin-bottom: 28px; }

.service-kicker {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 8px;
}

.service-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.service-subtitle {
  max-width: 560px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.65;
}

.service-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 28px;
}

.service-step {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: var(--transition);
  min-height: 44px;
}
.service-step:hover { border-color: var(--border-strong); box-shadow: var(--shadow-sm); }

.service-step strong {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 14px;
  font-weight: 700;
  flex: 0 0 auto;
}

.service-step span {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Panel */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
}

.panel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
}

.column, .form-group { min-width: 0; }
.text-input, .voice-select, .btn-large { width: 100%; min-width: 0; }
.text-input { min-height: 220px; resize: vertical; }
.player-section { overflow: hidden; }
.audio-player { width: 100%; max-width: 100%; }
.player-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }

/* About — these rules are also in style.css but kept here for endpoint-specific overrides */
.about-section { max-width: 860px; margin: 0 auto; padding: 48px 0; }
.about-header { margin-bottom: 32px; }
.about-intro { max-width: 620px; color: var(--text-secondary); font-size: 16px; line-height: 1.7; }
.about-content { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }

.about-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
}
.about-card:hover { border-color: var(--border-strong); box-shadow: var(--shadow-sm); transform: translateY(-2px); }
.about-card h2 { font-size: 16px; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.02em; }
.about-card p { font-size: 14px; line-height: 1.7; color: var(--text-secondary); }

/* Responsive — Large desktop */
@media (min-width: 1100px) {
  .service-shell { padding-top: 56px; }
}

/* Responsive — Tablet */
@media (max-width: 1024px) {
  .about-content { grid-template-columns: 1fr; }
  .panel-grid { grid-template-columns: 1fr; }
}

/* Responsive — Mobile */
@media (max-width: 768px) {
  .service-shell { padding: 24px 0 36px; }
  .service-head { margin-bottom: 20px; }
  .service-kicker { font-size: 11px; }
  .service-title { font-size: clamp(1.5rem, 6vw, 2rem); margin-bottom: 8px; }
  .service-subtitle { font-size: 14px; }

  .service-steps { grid-template-columns: 1fr; gap: 8px; margin-bottom: 20px; }
  .service-step { padding: 12px 14px; }

  .panel { padding: 16px; border-radius: var(--radius-lg); }
  .panel-grid { gap: 16px; }
  .text-input { min-height: 140px; font-size: 16px; }

  .player-section { border-radius: var(--radius-md); padding: 16px; }
  .player-actions { grid-template-columns: 1fr; }

  .about-section { padding: 24px 0; }
  .about-header { margin-bottom: 20px; }
  .about-title { font-size: 1.6rem; }
  .about-intro { font-size: 15px; }
  .about-content { grid-template-columns: 1fr; gap: 12px; }
  .about-card { padding: 18px; }
}