:root {
  --brief-bg: #f3f5f8;
  --brief-card: #ffffff;
  --brief-card-soft: #f8fafc;
  --brief-text: #111827;
  --brief-muted: #6b7280;
  --brief-border: #e5e7eb;
  --brief-border-strong: #d1d5db;
  --brief-primary: #111827;
  --brief-primary-hover: #000000;
  --brief-primary-text: #ffffff;
  --brief-secondary: #ffffff;
  --brief-danger: #dc2626;
  --brief-danger-hover: #b91c1c;
  --brief-success: #16a34a;
  --brief-focus: rgba(17, 24, 39, 0.18);
  --brief-radius: 20px;
  --brief-radius-small: 12px;
  --brief-shadow: 0 20px 60px rgba(15, 23, 42, 0.08);
  --brief-font: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--brief-bg);
}

body {
  min-height: 100%;
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(17, 24, 39, 0.08), transparent 34%),
    radial-gradient(circle at bottom right, rgba(99, 102, 241, 0.08), transparent 28%),
    var(--brief-bg);
  color: var(--brief-text);
  font-family: var(--brief-font);
  line-height: 1.5;
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

#brief-app {
  width: 100%;
}

.brief-page {
  width: 100%;
  min-height: 100vh;
  padding: 40px 20px;
}

.brief-page--start {
  display: flex;
  align-items: center;
  justify-content: center;
}

.brief-shell {
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
}

.brief-card {
  width: 100%;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(229, 231, 235, 0.9);
  border-radius: var(--brief-radius);
  box-shadow: var(--brief-shadow);
  padding: 32px;
  backdrop-filter: blur(12px);
}

.brief-start-card {
  max-width: 720px;
  text-align: center;
}

.brief-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  margin-bottom: 18px;
  padding: 6px 14px;
  border: 1px solid var(--brief-border);
  border-radius: 999px;
  background: var(--brief-card-soft);
  color: var(--brief-muted);
  font-size: 14px;
  font-weight: 600;
}

.brief-title {
  margin: 0;
  color: var(--brief-text);
  font-size: 52px;
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.brief-subtitle {
  max-width: 620px;
  margin: 18px auto 0;
  color: var(--brief-muted);
  font-size: 18px;
}

.brief-actions {
  display: flex;
  justify-content: center;
  margin-top: 30px;
}

.brief-header {
  margin-bottom: 22px;
}

.brief-header__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}

.brief-header__left {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brief-eyebrow {
  color: var(--brief-muted);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.brief-tools {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brief-step-title {
  margin: 0;
  color: var(--brief-text);
  font-size: 38px;
  line-height: 1.12;
  letter-spacing: -0.035em;
}

.brief-step-description {
  max-width: 760px;
  margin: 12px 0 0;
  color: var(--brief-muted);
  font-size: 17px;
}

.brief-progress {
  width: 100%;
  height: 8px;
  margin-bottom: 22px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(17, 24, 39, 0.08);
}

.brief-progress__bar {
  height: 100%;
  border-radius: inherit;
  background: var(--brief-primary);
  transition: width 0.25s ease;
}

.brief-content {
  width: 100%;
}

.brief-fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.brief-question {
  padding: 24px 0;
  border-bottom: 1px solid var(--brief-border);
}

.brief-question:first-child {
  padding-top: 0;
}

.brief-question:last-of-type {
  border-bottom: 0;
}

.brief-question--error .brief-input,
.brief-question--error .brief-textarea {
  border-color: var(--brief-danger);
  box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.08);
}

.brief-question__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 4px;
}

.brief-question-title {
  display: block;
  margin: 0;
  color: var(--brief-text);
  font-size: 20px;
  font-weight: 750;
  line-height: 1.3;
}

.brief-question-subtitle {
  margin: 2px 0 16px 0;
  color: var(--brief-muted);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.4;
  opacity: 0.8;
}

.brief-question-hint {
  margin: -4px 0 16px;
  color: var(--brief-muted);
  font-size: 15px;
}

.brief-required,
.brief-optional {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.brief-required {
  background: rgba(220, 38, 38, 0.08);
  color: var(--brief-danger);
}

.brief-optional {
  background: rgba(107, 114, 128, 0.09);
  color: var(--brief-muted);
}

.brief-input,
.brief-textarea {
  width: 100%;
  border: 1px solid var(--brief-border-strong);
  border-radius: var(--brief-radius-small);
  background: #ffffff;
  color: var(--brief-text);
  outline: none;
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    background-color 0.18s ease;
}

.brief-input {
  min-height: 52px;
  padding: 0 16px;
}

.brief-textarea {
  min-height: 130px;
  resize: vertical;
  padding: 14px 16px;
}

.brief-input:focus,
.brief-textarea:focus {
  border-color: var(--brief-primary);
  box-shadow: 0 0 0 4px var(--brief-focus);
}

.brief-input::placeholder,
.brief-textarea::placeholder {
  color: #9ca3af;
}

.brief-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.brief-options--cards {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 18px;
}

.brief-option,
.brief-option-card {
  position: relative;
  display: flex;
  gap: 12px;
  border: 1px solid var(--brief-border);
  border-radius: var(--brief-radius-small);
  background: #ffffff;
  transition:
    border-color 0.18s ease,
    box-shadow 0.18s ease,
    transform 0.18s ease,
    background-color 0.18s ease;
}

.brief-option {
  align-items: center;
  min-height: 52px;
  padding: 13px 14px;
}

.brief-option-card {
  align-items: flex-start;
  min-height: 120px;
  padding: 18px;
}

.brief-option:hover,
.brief-option-card:hover {
  border-color: var(--brief-primary);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.07);
}

.brief-option-card:hover {
  transform: translateY(-1px);
}

.brief-option input,
.brief-option-card input {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--brief-primary);
}

.brief-option input:checked + .brief-option__text,
.brief-option-card input:checked + .brief-option-card__visual {
  color: var(--brief-text);
}

.brief-option:has(input:checked),
.brief-option-card:has(input:checked) {
  border-color: var(--brief-primary);
  background: #f9fafb;
  box-shadow: 0 0 0 4px rgba(17, 24, 39, 0.08);
}

.brief-option__text {
  color: var(--brief-text);
  font-size: 16px;
  font-weight: 600;
}

.brief-option-card__visual {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.brief-option-card__title {
  color: var(--brief-text);
  font-size: 17px;
  font-weight: 750;
  line-height: 1.25;
}

.brief-option-card__description {
  color: var(--brief-muted);
  font-size: 14px;
  line-height: 1.45;
}

.brief-validation {
  margin-top: 10px;
  color: var(--brief-danger);
  font-size: 14px;
  font-weight: 650;
}

.brief-navigation {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--brief-border);
}

.brief-navigation__left,
.brief-navigation__right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brief-navigation__right {
  margin-left: auto;
}

.brief-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 750;
  text-decoration: none;
  transition:
    background-color 0.18s ease,
    border-color 0.18s ease,
    color 0.18s ease,
    transform 0.18s ease,
    box-shadow 0.18s ease;
}

.brief-button:hover {
  transform: translateY(-1px);
}

.brief-button--primary {
  border-color: var(--brief-primary);
  background: var(--brief-primary);
  color: var(--brief-primary-text);
  box-shadow: 0 12px 26px rgba(17, 24, 39, 0.18);
}

.brief-button--primary:hover {
  background: var(--brief-primary-hover);
  border-color: var(--brief-primary-hover);
}

.brief-button--primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.brief-button--primary:disabled:hover {
  transform: none;
}

.brief-button--secondary {
  border-color: var(--brief-border-strong);
  background: var(--brief-secondary);
  color: var(--brief-text);
}

.brief-button--secondary:hover {
  border-color: var(--brief-primary);
}

.brief-button--danger {
  border-color: var(--brief-danger);
  background: var(--brief-danger);
  color: #ffffff;
  box-shadow: 0 12px 26px rgba(220, 38, 38, 0.18);
}

.brief-button--danger:hover {
  background: var(--brief-danger-hover);
  border-color: var(--brief-danger-hover);
}

.brief-link-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--brief-muted);
  font-size: 14px;
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.brief-link-button:hover {
  color: var(--brief-text);
}

.brief-summary {
  display: grid;
  gap: 18px;
}

.brief-summary-group {
  border: 1px solid var(--brief-border);
  border-radius: var(--brief-radius-small);
  background: var(--brief-card-soft);
  overflow: hidden;
}

.brief-summary-group__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 18px;
  border-bottom: 1px solid var(--brief-border);
  background: #ffffff;
}

.brief-summary-group__title {
  margin: 0;
  color: var(--brief-text);
  font-size: 18px;
  line-height: 1.25;
}

.brief-summary-item {
  display: grid;
  grid-template-columns: minmax(180px, 0.75fr) minmax(0, 1.25fr);
  gap: 16px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--brief-border);
}

.brief-summary-item:last-child {
  border-bottom: 0;
}

.brief-summary-item__question {
  color: var(--brief-muted);
  font-size: 14px;
  font-weight: 700;
}

.brief-summary-item__answer {
  color: var(--brief-text);
  font-size: 15px;
  font-weight: 600;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

/* ---- ДРУГОЕ ---- */
.brief-other-wrapper {
  margin-top: 12px;
  padding: 8px 0;
}

.brief-other-text {
  margin-top: 8px;
  width: 100%;
}

.brief-order-select {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--brief-border);
}

.brief-order-select .brief-question-title {
  font-size: 18px;
  margin-bottom: 12px;
}

.brief-debug-title {
  margin: 28px 0 12px;
  color: var(--brief-text);
  font-size: 20px;
}

.brief-debug {
  max-height: 380px;
  overflow: auto;
  margin: 0;
  padding: 18px;
  border: 1px solid var(--brief-border);
  border-radius: var(--brief-radius-small);
  background: #0f172a;
  color: #e5e7eb;
  font-size: 13px;
  line-height: 1.55;
}

/* ---- РЕГИСТРАЦИОННАЯ ФОРМА ---- */
.brief-form-group {
  margin-bottom: 18px;
}

.brief-form-label {
  display: block;
  font-weight: 600;
  margin-bottom: 4px;
  font-size: 15px;
  color: var(--brief-text);
}

.brief-phone-input-group {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}

.brief-phone-input-group .brief-input {
  flex: 1;
}

.brief-phone-prefix {
  font-weight: 600;
  white-space: nowrap;
  background: var(--brief-card-soft);
  padding: 0 10px;
  border-radius: 6px;
  line-height: 52px;
  border: 1px solid var(--brief-border-strong);
}

.brief-name-fields {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

.brief-docs-links {
  margin-top: 10px;
  font-size: 14px;
  color: var(--brief-muted);
}

.brief-docs-links a {
  color: var(--brief-primary);
  text-decoration: underline;
}

.brief-docs-links a:hover {
  text-decoration: none;
}

/* ---- ПАЛИТРА ЦВЕТОВ ---- */
.brief-palette-presets {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin: 12px 0 18px;
}

.brief-palette-preset {
  border: 2px solid var(--brief-border);
  border-radius: var(--brief-radius-small);
  padding: 10px;
  cursor: pointer;
  transition: all 0.2s;
  background: #fff;
}

.brief-palette-preset:hover {
  border-color: var(--brief-primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0,0,0,0.06);
}

.brief-palette-preset.selected {
  border-color: var(--brief-primary);
  background: #f8fafc;
}

.brief-palette-preset__name {
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  margin-bottom: 6px;
}

.brief-palette-preset__colors {
  display: flex;
  gap: 4px;
  justify-content: center;
}

.brief-palette-preset__color {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.1);
}

.brief-palette-custom {
  margin-top: 16px;
  padding: 16px;
  border: 1px dashed var(--brief-border-strong);
  border-radius: var(--brief-radius-small);
  background: var(--brief-card-soft);
}

.brief-palette-custom__title {
  font-weight: 600;
  margin-bottom: 12px;
  font-size: 15px;
}

.brief-palette-colors {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.brief-palette-color-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  padding: 6px 10px 6px 6px;
  border-radius: 30px;
  border: 1px solid var(--brief-border);
}

.brief-palette-color-item input[type="color"] {
  width: 36px;
  height: 36px;
  border: 0;
  padding: 0;
  cursor: pointer;
  background: none;
  border-radius: 50%;
}

.brief-palette-color-item input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

.brief-palette-color-item input[type="color"]::-webkit-color-swatch {
  border: none;
  border-radius: 50%;
}

.brief-palette-color-item .brief-palette-hex {
  width: 70px;
  border: none;
  background: transparent;
  font-size: 13px;
  font-weight: 600;
  color: var(--brief-text);
  padding: 4px 0;
}

.brief-palette-color-item .brief-palette-hex:focus {
  outline: none;
  border-bottom: 2px solid var(--brief-primary);
}

.brief-palette-color-item .brief-palette-remove {
  background: none;
  border: none;
  color: var(--brief-muted);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  padding: 0 4px;
}

.brief-palette-color-item .brief-palette-remove:hover {
  color: var(--brief-danger);
}

.brief-palette-add-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px dashed var(--brief-border-strong);
  border-radius: 30px;
  background: transparent;
  color: var(--brief-muted);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.brief-palette-add-btn:hover {
  border-color: var(--brief-primary);
  color: var(--brief-primary);
  background: rgba(17,24,39,0.04);
}

.brief-palette-add-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.brief-palette-none__name {
  font-weight: 600;
  color: var(--brief-muted);
}

.brief-palette-none__icon {
  font-size: 20px;
  opacity: 0.4;
}

/* ---- ПРОМОКОД ---- */
.brief-promo {
  margin-top: 24px;
  padding: 16px;
  border: 1px solid var(--brief-border);
  border-radius: var(--brief-radius-small);
  background: var(--brief-card-soft);
}

.brief-promo .brief-form-label {
  font-weight: 700;
}

.brief-promo .brief-input {
  margin-top: 6px;
}

.brief-promo .brief-question-hint {
  margin-top: 8px;
}

.brief-promo-status {
  margin-top: 8px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.35;
}

.brief-promo-status--pending {
  color: var(--brief-muted);
}

.brief-promo-status--success {
  color: var(--brief-success);
}

.brief-promo-status--error {
  color: var(--brief-danger);
}

/* ---- ФОРМА РЕГИСТРАЦИИ: ДОПОЛНИТЕЛЬНЫЕ ЭЛЕМЕНТЫ ---- */
.brief-messenger-block {
  margin-top: 24px;
}

.brief-messenger-block__title {
  margin-bottom: 8px;
}

.brief-messenger-block__id {
  margin-top: 16px;
}

.brief-field-hint {
  margin: 6px 0 0;
  color: var(--brief-muted);
  font-size: 13px;
  line-height: 1.4;
}

.brief-consent-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 400;
  margin-bottom: 8px;
}

#reg_phone_wrap {
  margin-top: 24px;
  margin-bottom: 16px;
}

/* ---- БЛОК СОГЛАСИЯ (terms) ---- */
.brief-terms {
  margin-top: 24px;
  padding: 16px;
  border: 1px solid var(--brief-border);
  border-radius: var(--brief-radius-small);
  background: var(--brief-card-soft);
}

.brief-terms-info {
  margin: 0 0 12px;
  font-size: 15px;
  color: var(--brief-muted);
}

.brief-terms-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
}

.brief-terms-checkbox input[type="checkbox"] {
  margin-top: 2px;
  width: 18px;
  height: 18px;
  accent-color: var(--brief-primary);
}

.brief-terms-link {
  color: var(--brief-primary);
  text-decoration: underline;
}

.brief-terms-link:hover {
  text-decoration: none;
}

/* ---- БЕЙДЖ «ГОТОВОЕ РЕШЕНИЕ» ---- */
.brief-template-badge {
  margin-left: 12px;
}

/* ---- КНОПКА «ПРОСМОТРЕТЬ» ---- */
.brief-view-button {
  margin-right: 12px;
}

/* ---- READONLY INFO ---- */
.brief-readonly-info {
  text-align: center;
  color: var(--brief-muted);
  font-size: 16px;
  padding: 16px 0;
}

/* ======================= */
/* === СТАРТОВЫЙ ЭКРАН === */
/* ======================= */

.brief-start-shell {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

/* --- Верхний блок: текст + лого --- */
.brief-start-top {
  width: 100%;
  margin-bottom: 28px;
  text-align: center;
}

.brief-start-top__text {
  margin: 0 0 18px;
  color: var(--brief-muted);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.brief-start-top__logo-wrap {
  display: block;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 999px;
  background: transparent;
  /* width/height задаются инлайн из config.branding */
}

.brief-start-top__logo {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.brief-start-card {
  width: 100%;
  max-width: 100%;
}

/* --- Подвал --- */
.brief-footer-wrap {
  width: 100%;
}

.brief-start-footer {
  width: 100%;
  margin-top: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  text-align: center;
  color: var(--brief-muted);
  font-size: 14px;
  line-height: 1.4;
  background: transparent;
}

.brief-start-footer__logo {
  display: block;
  height: 22px;
  width: auto;
  object-fit: contain;
  opacity: 0.85;
  filter: grayscale(100%);
}

.brief-start-footer__text {
  white-space: nowrap;
}

.brief-start-footer__copy {
  white-space: nowrap;
  opacity: 0.85;
}

.brief-footer-id {
  width: 100%;
  margin-top: 10px;
  text-align: center;
  color: var(--brief-muted);
  font-size: 12px;
  opacity: 0.55;
  letter-spacing: 0.04em;
}

/* Лого в шагах */
.brief-logo {
  display: block;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  border-radius: 10px;
}

/* ======================= */
/* === КНОПКА «НАВЕРХ» === */
/* ======================= */

.brief-scroll-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid var(--brief-border);
  background: var(--brief-card);
  color: var(--brief-text);
  font-size: 20px;
  line-height: 1;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
  cursor: pointer;
  z-index: 100;
  transition: opacity 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.brief-scroll-top.visible {
  display: flex;
}

.brief-scroll-top:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.18);
}

.brief-scroll-top:active {
  transform: translateY(0);
}

/* ======================= */
/* === МОДАЛКА ПОДТВЕРЖДЕНИЯ === */
/* ======================= */

.brief-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 1000;
  animation: briefModalFadeIn 0.18s ease;
}

@keyframes briefModalFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.brief-modal {
  width: 100%;
  max-width: 480px;
  background: var(--brief-card);
  border-radius: var(--brief-radius);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.24);
  padding: 28px;
  animation: briefModalSlideIn 0.22s ease;
}

@keyframes briefModalSlideIn {
  from { opacity: 0; transform: translateY(12px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.brief-modal__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(220, 38, 38, 0.1);
  font-size: 24px;
  margin-bottom: 16px;
}

.brief-modal__title {
  margin: 0 0 12px;
  color: var(--brief-text);
  font-size: 22px;
  font-weight: 750;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.brief-modal__text {
  margin: 0 0 24px;
  color: var(--brief-muted);
  font-size: 15px;
  line-height: 1.5;
}

.brief-modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  flex-wrap: wrap;
}

.brief-modal__actions .brief-button {
  min-height: 44px;
  padding: 0 20px;
  font-size: 14px;
}

/* ======================= */
/* === СТРАНИЦА УСПЕХА === */
/* ======================= */

.brief-success-card {
  width: 100%;
  max-width: 620px;
  margin: 0 auto;
  text-align: center;
  padding: 44px 36px;
}

.brief-success-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: rgba(22, 163, 74, 0.12);
  color: var(--brief-success);
  font-size: 44px;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 24px;
  animation: briefSuccessPop 0.4s ease;
}

@keyframes briefSuccessPop {
  0%   { transform: scale(0.6); opacity: 0; }
  60%  { transform: scale(1.08); opacity: 1; }
  100% { transform: scale(1); }
}

.brief-success-title {
  margin: 0 0 14px;
  color: var(--brief-text);
  font-size: 34px;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.brief-success-subtitle {
  margin: 0 0 32px;
  color: var(--brief-muted);
  font-size: 17px;
  line-height: 1.5;
}

.brief-success-info {
  display: grid;
  gap: 14px;
  text-align: left;
  margin-bottom: 32px;
}

.brief-success-info__item {
  display: flex;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--brief-border);
  border-radius: var(--brief-radius-small);
  background: var(--brief-card-soft);
}

.brief-success-info__icon {
  flex: 0 0 auto;
  font-size: 22px;
  line-height: 1.3;
}

.brief-success-info__text {
  color: var(--brief-text);
  font-size: 15px;
  line-height: 1.5;
}

.brief-success-info__text strong {
  font-weight: 750;
}

.brief-success-email {
  display: inline-block;
  margin-top: 6px;
  padding: 3px 10px;
  border-radius: 6px;
  background: #ffffff;
  border: 1px solid var(--brief-border);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
  color: var(--brief-text);
  word-break: break-all;
}

.brief-success-order-id {
  display: inline-block;
  margin-top: 6px;
  padding: 3px 10px;
  border-radius: 6px;
  background: #ffffff;
  border: 1px solid var(--brief-border);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
  color: var(--brief-muted);
}

.brief-success-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 8px;
}

.brief-success-actions .brief-button {
  min-width: 180px;
}

/* ======================= */
/* === АДАПТИВНОСТЬ === */
/* ======================= */

@media (max-width: 760px) {
  .brief-page {
    padding: 24px 14px;
  }

  .brief-card {
    padding: 22px;
    border-radius: 18px;
  }

  .brief-title {
    font-size: 38px;
  }

  .brief-subtitle {
    font-size: 16px;
  }

  .brief-step-title {
    font-size: 30px;
  }

  .brief-step-description {
    font-size: 15px;
  }

  .brief-options--cards {
    grid-template-columns: 1fr;
  }

  .brief-question__head {
    flex-direction: column;
    gap: 8px;
  }

  .brief-navigation {
    flex-direction: column;
  }

  .brief-navigation__left,
  .brief-navigation__right {
    width: 100%;
  }

  .brief-navigation__right {
    margin-left: 0;
  }

  .brief-button {
    width: 100%;
  }

  .brief-summary-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .brief-header__top {
    align-items: flex-start;
    flex-direction: column;
  }

  .brief-header__left {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .brief-name-fields {
    grid-template-columns: 1fr;
  }

  .brief-palette-presets {
    grid-template-columns: repeat(2, 1fr);
  }

  .brief-palette-colors {
    flex-direction: column;
    align-items: stretch;
  }

  .brief-palette-color-item {
    justify-content: space-between;
  }

  .brief-palette-color-item .brief-palette-hex {
    flex: 1;
  }

  .brief-start-top__text {
    font-size: 16px;
  }

  .brief-start-top__logo-wrap {
    width: 90% !important;
    max-width: 100% !important;
    height: 50px !important;
  }

  .brief-start-footer {
    flex-direction: column;
    gap: 8px;
  }

  .brief-start-footer__text,
  .brief-start-footer__copy {
    white-space: normal;
  }

  .brief-scroll-top {
    right: 16px;
    bottom: 16px;
    width: 40px;
    height: 40px;
    font-size: 18px;
  }

  .brief-modal {
    padding: 22px;
  }

  .brief-modal__actions {
    flex-direction: column-reverse;
  }

  .brief-modal__actions .brief-button {
    width: 100%;
  }

  /* Страница успеха на мобильном */
  .brief-success-card {
    padding: 32px 22px;
  }

  .brief-success-icon {
    width: 72px;
    height: 72px;
    font-size: 36px;
  }

  .brief-success-title {
    font-size: 26px;
  }

  .brief-success-subtitle {
    font-size: 15px;
  }

  .brief-success-actions {
    flex-direction: column;
  }

  .brief-success-actions .brief-button {
    width: 100%;
    min-width: 0;
  }
}

.brief-palette-preset[data-empty="true"] .brief-palette-preset__name {
  color: var(--brief-muted);
}
.brief-palette-preset[data-empty="true"] .brief-palette-preset__colors {
  font-size: 20px;
  opacity: 0.4;
}

@media (max-width: 420px) {
  .brief-card {
    padding: 18px;
  }

  .brief-title {
    font-size: 32px;
  }

  .brief-step-title {
    font-size: 26px;
  }

  .brief-option-card {
    min-height: auto;
  }

  .brief-palette-presets {
    grid-template-columns: 1fr;
  }
}