/* ===== Бриф: пошаговая форма ===== */

.container-narrow { max-width: 760px; }

.brief-intro { padding-bottom: 0; }

.brief-title {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.03em;
  font-size: clamp(1.8rem, 4.2vw, 2.8rem);
  margin-top: 14px;
}

.brief-lead {
  color: var(--text-dim);
  margin-top: 18px;
  font-size: 1.02rem;
  max-width: 620px;
}

.brief-gets {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
  margin-top: 40px;
}

/* Пять карточек: три в первом ряду, две во втором – без дыры в сетке */
.brief-get { grid-column: span 2; }
.brief-get:nth-child(n+4) { grid-column: span 3; }

.brief-get {
  border: 1px solid var(--border-soft);
  border-radius: 2px;
  background: var(--bg-elevated);
  padding: 22px 20px;
}

.brief-get .num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.brief-get h4 { margin: 10px 0 8px; font-size: 1rem; }
.brief-get p { color: var(--text-dim); font-size: 0.9rem; line-height: 1.5; }

.brief-get-gift { border-color: var(--accent); }
.brief-get-gift h4::after {
  content: "подарок";
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 2px;
  padding: 2px 6px;
  margin-left: 8px;
  vertical-align: middle;
}

.brief-section { padding-top: 56px; }

/* Прогресс */
.brief-progress { margin-bottom: 26px; }

.brief-progress-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 10px;
}

.brief-step-pct { color: var(--accent); }

.brief-progress-bar {
  height: 3px;
  background: var(--border-soft);
  border-radius: 2px;
  overflow: hidden;
}

.brief-progress-bar span {
  display: block;
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.3s ease;
}

.brief-draft {
  font-size: 0.85rem;
  color: var(--text-dim);
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: 2px;
  padding: 10px 14px;
  margin-bottom: 20px;
}

.brief-draft button {
  color: var(--accent);
  text-decoration: underline;
  font-size: 0.85rem;
  padding: 0;
}

/* Шаги */
.brief-form { gap: 0; }
.brief-form[hidden], .brief-progress[hidden] { display: none; }

.brief-step {
  border: none;
  display: none;
  animation: briefFade 0.25s ease both;
}

.brief-step.active { display: block; }

@keyframes briefFade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.brief-step legend {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  padding: 0;
  margin-bottom: 6px;
}

.brief-step-note {
  color: var(--text-dim);
  font-size: 0.92rem;
  margin-bottom: 22px;
}

.brief-form .field { margin-bottom: 22px; }

.brief-form .hint {
  font-size: 0.82rem;
  color: var(--text-faint);
  margin: -4px 0 8px;
  line-height: 1.4;
}

.brief-form label .req {
  font-size: 9px;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 2px;
  padding: 1px 5px;
  margin-left: 6px;
}

.brief-form input.invalid,
.brief-form textarea.invalid { border-color: #ff6b6b; }

/* Чекбоксы */
.check-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.brief-form label.check {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--border-soft);
  border-radius: 2px;
  background: var(--surface);
  padding: 11px 14px;
  cursor: pointer;
  transition: border-color 0.15s ease;
  font-family: var(--sans);
  font-size: 0.9rem;
  text-transform: none;
  letter-spacing: normal;
  color: var(--text);
  margin-bottom: 0;
}

.brief-form label.check:hover { border-color: var(--border); }

.brief-form label.check input[type="checkbox"] {
  width: 15px;
  height: 15px;
  flex: none;
  accent-color: var(--accent);
  cursor: pointer;
}

.brief-form label.check:has(input:checked) { border-color: var(--accent); }

/* Навигация по шагам */
.brief-nav {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.brief-nav .btn { flex: 1; justify-content: center; padding: 15px 22px; }
.brief-nav .btn[hidden] { display: none; }

.brief-early { text-align: center; margin-top: 16px; }

.brief-early button {
  font-size: 0.82rem;
  color: var(--text-faint);
  text-decoration: underline;
  padding: 0;
}

.brief-early button:hover { color: var(--accent); }

.brief-form .form-fineprint { margin-top: 16px; }
.brief-form .form-status { margin-top: 12px; text-align: center; }

/* Экран «Отправлено» */
.brief-done {
  border: 1px solid var(--border-soft);
  border-radius: 2px;
  background: var(--bg-elevated);
  padding: 48px 32px;
  text-align: center;
}

.brief-done h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: 14px; }
.brief-done p { color: var(--text-dim); max-width: 460px; margin: 0 auto 26px; }
.brief-done a[href^="https"] { color: var(--accent); text-decoration: underline; }

@media (max-width: 860px) {
  .brief-gets { grid-template-columns: 1fr; gap: 14px; }
  .brief-get, .brief-get:nth-child(n+4) { grid-column: auto; }
}

@media (max-width: 560px) {
  .check-grid { grid-template-columns: 1fr; }
  .brief-section { padding-top: 40px; }
  .brief-nav { flex-direction: column-reverse; }
  .brief-nav .btn { width: 100%; }
}