/* ================================================================
   components-forms.css — Boutons, Modales, Inputs, Interactions
   Design system: btn-primary #059669, radius 12px, 8pt spacing
   ================================================================ */

/* ================================================================
   BOUTONS
   ================================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}

.btn:hover {
  transform: translateY(-2px);
}

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

.btn-primary {
  background: linear-gradient(135deg, #059669 0%, #10b981 100%);
  border-color: #059669;
  color: #ffffff;
  box-shadow: 0 2px 10px rgba(5, 150, 105, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #047857 0%, #059669 100%);
  border-color: #047857;
  box-shadow: 0 6px 20px rgba(5, 150, 105, 0.4);
}

.btn-secondary {
  border-color: var(--color-border-strong);
  background: rgba(255, 255, 255, 0.7);
  color: var(--color-text);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.95);
  border-color: var(--color-text-faint);
}

.btn-icon {
  min-width: 40px;
  padding-inline: 0;
}

.btn-large {
  min-height: 48px;
  padding-inline: 28px;
  font-size: 0.9rem;
}

/* ================================================================
   TOGGLES & PREFERENCES
   ================================================================ */

.preference-row,
.toggle-row,
.module-card-top,
.duel-result-row,
.faq-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.toggle-row label,
.auth-checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text);
  font-size: 0.72rem;
}

.toggle-row input,
.auth-checkbox input {
  width: 18px;
  min-height: 18px;
  height: 18px;
  padding: 0;
}

/* ================================================================
   LESSON STEP TRACKER
   ================================================================ */

.lesson-step-tracker {
  display: grid;
  gap: 8px;
}

.lesson-step-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 6px 8px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-surface-soft);
}

.lesson-step-item.is-active {
  border-color: rgba(75, 99, 255, 0.24);
  background: var(--color-primary-soft);
}

.lesson-step-item.is-done {
  border-color: rgba(31, 157, 92, 0.24);
}

.lesson-step-index {
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  color: var(--color-primary);
  font-size: 0.64rem;
  font-weight: 700;
}

.lesson-step-item.is-done .lesson-step-index {
  background: var(--color-accent-soft);
  color: var(--color-success);
}

.lesson-step-copy strong,
.lesson-step-copy span {
  display: block;
}

.lesson-step-copy strong {
  font-size: 0.7rem;
}

.lesson-step-copy span {
  color: var(--color-text-faint);
  font-size: 0.62rem;
}

/* ================================================================
   STEP CARDS (sc) — e-learning premium
   ================================================================ */

@keyframes sc-enter {
  from { opacity: 0; transform: translateY(14px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0)   scale(1); }
}

.sc {
  display: grid;
  gap: 16px;
  border-radius: 16px;
  padding: 20px;
  animation: sc-enter 0.35s cubic-bezier(0.2, 0, 0, 1) both;
}

/* — Intro — */
.sc--intro {
  background: linear-gradient(135deg, #eff6ff 0%, #f5f3ff 100%);
  border: 1.5px solid rgba(99, 102, 241, 0.12);
  text-align: center;
  justify-items: center;
  padding: 28px 24px;
}

.sc-icon {
  font-size: 2.4rem;
  line-height: 1;
}

.sc-icon-sm {
  font-size: 1.1rem;
  line-height: 1;
}

.sc-question {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  margin: 0;
  max-width: 52ch;
}

/* — Content — */
.sc--content {
  background: #ffffff;
  border: 1.5px solid rgba(75, 99, 255, 0.1);
  box-shadow: 0 4px 20px rgba(75, 99, 255, 0.05);
}

.sc-content-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.sc-highlight {
  background: linear-gradient(135deg, #f5f3ff 0%, #eff6ff 100%);
  border-left: 4px solid #4b63ff;
  border-radius: 0 12px 12px 0;
  padding: 14px 18px;
  font-size: 0.96rem;
  line-height: 1.65;
  color: var(--color-text);
}

.sc-highlight p { margin: 0; }

/* — Summary — */
.sc--summary {
  background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
  border: 1.5px solid rgba(5, 150, 105, 0.15);
}

.sc-summary-body {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.96rem;
  line-height: 1.65;
}

.sc-summary-body p { margin: 0; }

.sc-check {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #059669;
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 0.8rem;
  font-weight: 700;
  margin-top: 2px;
}

/* — Quiz — */
.sc--quiz {
  background: #ffffff;
  border: 1.5px solid rgba(75, 99, 255, 0.1);
  box-shadow: 0 4px 20px rgba(75, 99, 255, 0.05);
}

/* ================================================================
   ACTIVITÉ QUIZ (OPTIONS)
   ================================================================ */

.activity-grid {
  display: grid;
  gap: 10px;
}

.activity-option {
  width: 100%;
  min-height: 48px;
  padding: 10px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: 14px;
  background: var(--color-surface);
  color: var(--color-text);
  text-align: left;
  font-weight: 500;
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 12px;
  transition:
    border-color 0.18s ease,
    background-color 0.18s ease,
    box-shadow 0.18s ease,
    transform 0.18s ease;
}

.activity-option:hover {
  transform: translateY(-2px);
  border-color: rgba(75, 99, 255, 0.35);
  box-shadow: 0 4px 16px rgba(75, 99, 255, 0.1);
}

.activity-option-letter {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 7px;
  background: var(--color-surface-soft, #f4f4f5);
  color: var(--color-text-soft);
  display: grid;
  place-items: center;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  transition: background 0.18s ease, color 0.18s ease;
}

.activity-option.is-selected {
  border-color: rgba(75, 99, 255, 0.5);
  background: var(--color-primary-soft);
  box-shadow: 0 2px 8px rgba(75, 99, 255, 0.12);
}

.activity-option.is-selected .activity-option-letter {
  background: #4b63ff;
  color: #fff;
}

.activity-option.is-correct {
  border-color: rgba(5, 150, 105, 0.5);
  background: #f0fdf4;
  box-shadow: 0 2px 8px rgba(5, 150, 105, 0.12);
}

.activity-option.is-correct .activity-option-letter {
  background: #059669;
  color: #fff;
}

.activity-option.is-wrong {
  border-color: rgba(209, 67, 67, 0.4);
  background: #fff5f5;
  box-shadow: 0 2px 8px rgba(209, 67, 67, 0.08);
}

.activity-option.is-wrong .activity-option-letter {
  background: #dc2626;
  color: #fff;
}

/* ================================================================
   FEEDBACK & AUDIO
   ================================================================ */

.lesson-feedback {
  min-height: 24px;
  color: var(--color-text-soft);
  font-size: 0.72rem;
  font-weight: 600;
}

.lesson-feedback.is-success {
  color: var(--color-success);
}

.lesson-feedback.is-warning {
  color: var(--color-warning);
}

.audio-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 28px;
  padding: 0 var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  color: var(--color-text-soft);
  font-size: 0.64rem;
  font-weight: 600;
}

.audio-btn svg {
  width: 16px;
  height: 16px;
  stroke-width: 1.75;
}

/* ================================================================
   GLOSSARY TERM (inline)
   ================================================================ */

.glossary-term {
  display: inline;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ================================================================
   MODALES AUTH & PIN
   ================================================================ */

.auth-modal,
.pin-modal {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: none;
  place-items: center;
  padding: 24px;
  background: rgba(10, 12, 28, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.auth-modal.show,
.pin-modal.show {
  display: grid;
}

.auth-dialog {
  width: min(560px, 100%);
  padding: 16px;
}

.auth-head,
.auth-switch,
.auth-form,
.form-grid {
  display: grid;
  gap: 16px;
}

.auth-head {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
}

.auth-head h2 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
}

.auth-switch {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.auth-switch-btn {
  min-height: 36px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-surface-soft);
  color: var(--color-text-soft);
  font-weight: 600;
}

.auth-switch-btn.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
}

.auth-feedback {
  min-height: 24px;
  margin: 0;
  color: var(--color-text-faint);
  font-size: 0.74rem;
  font-weight: 600;
}

.auth-feedback.is-error {
  color: var(--color-danger);
}

.auth-form label {
  display: grid;
  gap: 8px;
}

.auth-form label span {
  color: var(--color-text-soft);
  font-size: 0.72rem;
  font-weight: 600;
}

.auth-note {
  margin: 0;
  color: var(--color-text-faint);
  font-size: 0.68rem;
}

/* ================================================================
   RANGE OPTIONS (filtres parent)
   ================================================================ */

.range-options {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.range-options button {
  min-height: 28px;
  padding: 0 var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-surface);
  color: var(--color-text-soft);
  font-weight: 600;
}

.range-options button.is-active {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
  color: var(--color-primary);
}