* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Arial, sans-serif;
}

:root {
  --bg-main: #fcfbff;
  --bg-soft: #f6f2ff;
  --bg-section: #f8f5ff;
  --text-main: #1f1830;
  --text-soft: #5a5270;
  --border: #e8e0f5;
  --blueberry: #3f2f8f;
  --blueberry-dark: #2e1a47;
  --purple: #5a2a83;
  --lavender: #b8a4e3;
  --pink-accent: #f4a6c1;
  --peach-accent: #f7b38c;
  --mint-accent: #a8e6cf;
  --shadow-soft: 0 8px 30px rgba(63, 47, 143, 0.08);
  --shadow-card: 0 10px 30px rgba(46, 26, 71, 0.08);
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--text-main);
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-main) 100%);
  line-height: 1.6;
}

.container {
  width: min(1180px, 92%);
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  z-index: 1000;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--blueberry-dark);
}

.nav nav {
  display: flex;
  gap: 24px;
}

.nav a {
  text-decoration: none;
  color: var(--text-main);
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav a:hover {
  color: var(--purple);
}

.hero {
  padding: 80px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
}

.badge {
  display: inline-block;
  margin-bottom: 16px;
  padding: 8px 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, #f3edff, #f9f3ff);
  color: var(--purple);
  border: 1px solid #eadffd;
  font-size: 14px;
  font-weight: 600;
}

.hero h1 {
  font-size: 52px;
  line-height: 1.1;
  margin-bottom: 20px;
  color: var(--blueberry-dark);
}

.hero p {
  font-size: 18px;
  color: var(--text-soft);
  margin-bottom: 28px;
}

.hero-card {
  padding: 32px;
  background: linear-gradient(180deg, #ffffff, #f7f2ff);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow-soft);
}

.mock-device {
  height: 220px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--blueberry-dark), var(--blueberry), var(--purple));
  color: #fff;
  display: flex;
  align-items: center;      /* по вертикали */
  justify-content: center;  /* по горизонтали */
  gap: 8px;
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 20px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}

.hero-actions,
.card-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.section {
  padding: 70px 0;
}

.section-gray {
  background: linear-gradient(180deg, var(--bg-section), #fcfbff);
}

.section h2 {
  font-size: 36px;
  margin-bottom: 28px;
  color: var(--blueberry-dark);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cards.three {
  grid-template-columns: repeat(3, 1fr);
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 36px rgba(46, 26, 71, 0.12);
  border-color: #d9cdf3;
}

.card h3 {
  margin-bottom: 12px;
  font-size: 24px;
  color: var(--blueberry-dark);
}

.card p {
  color: var(--text-soft);
  margin-bottom: 18px;
}

.price-box {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.price {
  font-size: 28px;
  font-weight: 700;
  color: var(--purple);
}

.old-price {
  color: #9b90b4;
  text-decoration: line-through;
}

.btn {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-dark {
  background: linear-gradient(135deg, var(--blueberry-dark), var(--purple));
  color: #fff;
  box-shadow: 0 8px 20px rgba(90, 42, 131, 0.18);
}

.btn-dark:hover {
  transform: translateY(-1px);
  filter: brightness(1.03);
}

.btn-light {
  background: #f4efff;
  color: var(--purple);
  border: 1px solid #e5d8fb;
}

.btn-light:hover {
  background: #efe6ff;
}

.btn-outline {
  border: 1px solid #cab8ee;
  color: var(--blueberry-dark);
  background: transparent;
}

.btn-outline:hover {
  background: #f7f2ff;
  border-color: var(--lavender);
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.spec-item {
  padding: 20px;
  background: #fff;
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: 0 4px 18px rgba(63, 47, 143, 0.04);
}

.spec-item strong {
  display: block;
  margin-bottom: 8px;
  color: var(--blueberry-dark);
}

.delivery-list {
  padding-left: 20px;
  display: grid;
  gap: 10px;
  color: var(--text-soft);
}

.contact-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 14px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid #ddd6ef;
  font-size: 16px;
  background: #fff;
  color: var(--text-main);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--lavender);
  box-shadow: 0 0 0 4px rgba(184, 164, 227, 0.18);
}

.contact-form textarea {
  min-height: 140px;
  resize: vertical;
}

.footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  color: #7d7395;
  background: #fff;
}

.card-img {
  width: 100%;
  max-width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 12px;
  display: block;
  margin-bottom: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 18px;
}

.logo-img {
  width: 64px;
  height: 64px;
  object-fit: contain;
}

/* ===== ОТЗЫВЫ ===== */

.reviews-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.review-card {
  background: #fff;
  padding: 20px;
  border-radius: 14px;

  border: 2px solid #e8f5e9;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);

  transition: all 0.2s ease;
}

.review-card:hover {
  border-color: #4caf50;
  box-shadow: 0 8px 25px rgba(76, 175, 80, 0.2);
  transform: translateY(-2px);
}

.review-stars {
  color: gold;
  font-size: 20px;
  margin-bottom: 10px;
  letter-spacing: 3px;
}

.review-card p {
  margin-bottom: 10px;
  line-height: 1.5;
}

.review-author {
  color: #2e7d32;
  font-weight: 600;
}

/* ===== ЧИСТЫЕ ШАГИ СО СТРЕЛКАМИ ===== */

.steps-clean {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.step-card {
  text-align: center;
  padding: 20px;
  min-width: 220px;

  border: 2px solid #e8f5e9;
  border-radius: 14px;
  transition: all 0.2s ease;
}

.step-card:hover {
  border-color: #4caf50;
  box-shadow: 0 8px 20px rgba(76, 175, 80, 0.2);
  transform: translateY(-3px);
}

/* номер шага */
.step-number {
  width: 36px;
  height: 36px;
  margin: 0 auto 10px;

  border-radius: 50%;
  background: #4caf50;
  color: white;

  display: flex;
  align-items: center;
  justify-content: center;

  font-weight: bold;
}

/* стрелки */
.step-arrow {
  font-size: 30px;
  color: #4caf50;
  font-weight: bold;
}

/* немного выделим карточки */
.steps .card {
  text-align: center;
  border: 2px solid #e8f5e9;
  transition: all 0.2s ease;
}

.steps .card:hover {
  border-color: #4caf50;
  box-shadow: 0 8px 20px rgba(76, 175, 80, 0.2);
  transform: translateY(-3px);
}

.steps .card h3 {
  position: relative;
  padding-left: 40px;
}

.steps .card h3::before {
  content: attr(data-step);
}

section {
  scroll-margin-top: 60px;
}

.faq-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.faq-item h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.faq-item p {
  margin: 0;
  color: #555;
  line-height: 1.6;
}
/* ===== БЛОК ДОВЕРИЯ ===== */

.trust-card {
  text-align: center;
}

.trust-icon {
  font-size: 40px;
  line-height: 1;
  margin-bottom: 14px;
}

/* ===== КОНТАКТНЫЕ КАНАЛЫ ===== */

.contact-channels {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  display: grid;
  gap: 12px;
}

.contact-channels li {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: baseline;
  font-size: 17px;
}

.contact-label {
  min-width: 110px;
  font-weight: 600;
  color: var(--blueberry-dark);
}

.contact-channels a {
  color: var(--purple);
  text-decoration: none;
  font-weight: 600;
}

.contact-channels a:hover {
  text-decoration: underline;
}

.contact-sep {
  color: var(--text-soft);
}

.requisites {
  margin-top: 6px;
  font-size: 14px;
  color: var(--text-soft);
}

@media (max-width: 768px) {
  .steps {
    flex-direction: column;
    align-items: stretch;
  }
  .faq-list {
    grid-template-columns: 1fr;
  }

  .step:not(:last-child)::after {
    content: "↓";
    right: 50%;
    top: auto;
    bottom: -20px;
    transform: translateX(50%);
  }
}

@media (max-width: 900px) {
  .hero-grid,
  .contact-block,
  .cards,
  .spec-grid,
  .cards.three {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 38px;
  }

  .nav {
    flex-direction: column;
    gap: 12px;
  }
  .step:not(:last-child)::after {
    content: "↓";
    right: 50%;
    top: auto;
    bottom: -20px;
    transform: translateX(50%);
  }
  .nav nav {
    flex-wrap: wrap;
    justify-content: center;
  }
}

/* ===================================================================
   ДОБАВЛЕНО: меню, язык, уведомления, карточки страниц, таблица, квиз
   =================================================================== */

/* Skip-link для доступности */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--blueberry-dark);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 10px 0;
  z-index: 2000;
}
.skip-link:focus {
  left: 0;
}

/* Навигация: логотип-ссылка, переключатель языка, бургер */
a.logo {
  text-decoration: none;
  color: var(--blueberry-dark);
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}
.lang-switch a {
  color: var(--text-soft);
}
.lang-switch a.lang-active {
  color: var(--purple);
  text-decoration: underline;
}
.lang-sep {
  color: var(--border);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 40px;
  padding: 8px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--blueberry-dark);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle.is-active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.nav-toggle.is-active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Уведомления после отправки формы */
.alert {
  margin: 18px 0;
  padding: 14px 18px;
  border-radius: 12px;
  font-weight: 600;
  transition: opacity 0.4s ease;
}
.alert-success {
  background: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #a8e6cf;
}
.alert-error {
  background: #fdecef;
  color: #b3243b;
  border: 1px solid #f4a6c1;
}
.alert-hide {
  opacity: 0;
}

/* Плавающая кнопка заказа (мобильные) */
.floating-cta {
  display: none;
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 1500;
  padding: 14px 22px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blueberry-dark), var(--purple));
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 10px 26px rgba(46, 26, 71, 0.28);
}

/* Подвал со ссылками */
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
}
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-links a {
  color: #7d7395;
  text-decoration: none;
  font-size: 14px;
}
.footer-links a:hover {
  color: var(--purple);
  text-decoration: underline;
}

/* Хлебные крошки */
.breadcrumbs {
  font-size: 14px;
  color: var(--text-soft);
  margin-bottom: 20px;
}
.breadcrumbs a {
  color: var(--purple);
  text-decoration: none;
}
.breadcrumbs span {
  margin: 0 4px;
}

/* Страница модели */
.product-page {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: center;
}
.product-media img {
  width: 100%;
  height: auto;
  border-radius: 18px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
}
.product-info h1 {
  font-size: 40px;
  color: var(--blueberry-dark);
  margin-bottom: 16px;
}
.product-lead {
  color: var(--text-soft);
  font-size: 18px;
  margin-bottom: 20px;
}
.mt-block {
  margin-top: 48px;
}

/* Информационные страницы */
.doc-page h1 {
  font-size: 40px;
  color: var(--blueberry-dark);
  margin-bottom: 24px;
}
.doc-page h2 {
  font-size: 24px;
  color: var(--blueberry-dark);
  margin: 28px 0 10px;
}
.doc-page p {
  color: var(--text-soft);
  margin-bottom: 12px;
  max-width: 760px;
}
.doc-list {
  padding-left: 20px;
  display: grid;
  gap: 8px;
  color: var(--text-soft);
  margin-bottom: 12px;
  max-width: 760px;
}
.doc-note {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}
.doc-page .btn {
  margin-top: 20px;
}

/* Таблица сравнения */
.table-wrap {
  overflow-x: auto;
}
.compare-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.compare-table th,
.compare-table td {
  padding: 14px 16px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.compare-table th {
  background: var(--bg-soft);
  color: var(--blueberry-dark);
  font-size: 16px;
}
.compare-table td:first-child,
.compare-table th:first-child {
  text-align: left;
  color: var(--text-main);
}
.compare-cta-row td {
  border-bottom: none;
}
.btn-sm {
  padding: 8px 14px;
  font-size: 14px;
}

/* Квиз */
.quiz-intro {
  color: var(--text-soft);
  margin-bottom: 20px;
}
.quiz {
  display: grid;
  gap: 20px;
  max-width: 720px;
}
.quiz-step {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  background: #fff;
}
.quiz-step legend {
  font-weight: 700;
  color: var(--blueberry-dark);
  padding: 0 8px;
}
.quiz-step label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  cursor: pointer;
}
.quiz-result {
  border: 2px solid var(--mint-accent);
  border-radius: 16px;
  padding: 24px;
  text-align: center;
  background: #fff;
}
.quiz-result-label {
  color: var(--text-soft);
  margin-bottom: 6px;
}
.quiz-result-model {
  font-size: 26px;
  font-weight: 700;
  color: var(--purple);
  margin-bottom: 16px;
}

/* FAQ-аккордеон */
.faq-item {
  padding: 0;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 22px;
  font-size: 18px;
  font-weight: 600;
  color: var(--blueberry-dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: "+";
  font-size: 24px;
  color: var(--purple);
  line-height: 1;
}
.faq-item[open] summary::after {
  content: "–";
}
.faq-item p {
  padding: 0 22px 18px;
  margin: 0;
  color: var(--text-soft);
}

/* Метки формы */
.contact-form label {
  font-weight: 600;
  color: var(--blueberry-dark);
  font-size: 14px;
  margin-bottom: -6px;
}

/* Фокус для доступности */
a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--lavender);
  outline-offset: 2px;
}

/* Блок приложения */
.app-block {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 36px;
  align-items: center;
}
.app-desc {
  color: var(--text-soft);
  font-size: 18px;
  margin-bottom: 20px;
  max-width: 640px;
}
.app-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
}
.app-note {
  font-size: 14px;
  color: var(--text-soft);
}
.app-phone {
  display: flex;
  justify-content: center;
}
.app-phone-screen {
  width: 200px;
  height: 320px;
  border-radius: 28px;
  background: linear-gradient(160deg, var(--blueberry-dark), var(--purple));
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 700;
  border: 6px solid #241634;
  box-shadow: var(--shadow-card);
}

/* Галерея скриншотов приложения */
.app-screens {
  margin-top: 40px;
}
.app-screens-title {
  font-size: 22px;
  color: var(--blueberry-dark);
  margin-bottom: 8px;
}
.app-screens-desc {
  color: var(--text-soft);
  margin-bottom: 20px;
}
.screens-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.screen {
  display: block;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #fff;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease;
}
.screen:hover {
  transform: translateY(-3px);
}
.screen img {
  width: 100%;
  height: auto;
  display: block;
}

/* Лайтбокс */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 3000;
  background: rgba(20, 12, 33, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.lightbox[hidden] {
  display: none;
}
.lightbox img {
  max-width: 92vw;
  max-height: 88vh;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.lightbox-close {
  position: absolute;
  top: 18px;
  right: 24px;
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}
.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.28);
}

/* Бейджи доверия на странице модели */
.trust-badges {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.trust-badges li {
  display: flex;
  flex-direction: column;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
}
.trust-badges strong {
  color: var(--blueberry-dark);
  font-size: 15px;
}
.trust-badges span {
  color: var(--text-soft);
  font-size: 13px;
}

/* Две колонки: характеристики + комплект */
.product-cols {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 36px;
  align-items: start;
}
.spec-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
.kit-list {
  padding-left: 20px;
  display: grid;
  gap: 8px;
  color: var(--text-soft);
  margin-bottom: 18px;
}

/* Методика (пробный груз) */
.method-box {
  margin-top: 24px;
  padding: 0;
}
.method-box summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 22px;
  font-size: 18px;
  font-weight: 600;
  color: var(--blueberry-dark);
}
.method-box summary::-webkit-details-marker { display: none; }
.method-box summary::after { content: " +"; color: var(--purple); }
.method-box[open] summary::after { content: " –"; }
.method-box p {
  padding: 0 22px;
  margin-bottom: 12px;
  color: var(--text-soft);
}
.method-box .btn { margin: 6px 22px 20px; }

/* Калькулятор дисбаланса */
.calc {
  display: grid;
  gap: 16px;
  max-width: 640px;
  margin-top: 20px;
}
.calc-field {
  display: grid;
  gap: 6px;
}
.calc-field label {
  font-weight: 600;
  color: var(--blueberry-dark);
  font-size: 14px;
}
.calc-field select,
.calc-field input {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid #ddd6ef;
  font-size: 16px;
  background: #fff;
  color: var(--text-main);
}
.calc-result {
  border: 2px solid var(--mint-accent);
  border-radius: 16px;
  padding: 18px 22px;
  background: #fff;
  display: grid;
  gap: 10px;
}
.calc-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}
.calc-row span { color: var(--text-soft); }
.calc-row strong { color: var(--purple); font-size: 20px; }
.calc-note {
  font-size: 13px;
  color: var(--text-soft);
}

@media (max-width: 900px) {
  .trust-badges,
  .product-cols,
  .spec-grid-2 {
    grid-template-columns: 1fr;
  }
  .screens-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .app-block {
    grid-template-columns: 1fr;
  }
  .app-phone {
    display: none;
  }
  .nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .primary-nav {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: 10px;
    padding-top: 10px;
  }
  .primary-nav.is-open {
    display: flex;
  }
  .product-page {
    grid-template-columns: 1fr;
  }
  .floating-cta {
    display: inline-block;
  }
}

/* Инструменты балансировщика */
.tools-page { padding-bottom: 56px; }
.tool-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0; }
.tool-tab { border: 1px solid var(--border); background: #fff; border-radius: 999px; color: var(--blueberry-dark); cursor: pointer; font: inherit; font-weight: 600; padding: 10px 16px; }
.tool-tab.is-active, .tool-tab:hover { background: var(--blueberry); border-color: var(--blueberry); color: #fff; }
.tool-panel { display: none; max-width: 800px; background: #fff; border: 1px solid var(--border); border-radius: 18px; box-shadow: var(--shadow-card); padding: 26px; }
.tool-panel.is-active { display: block; }
.tool-panel h2 { margin-top: 0; }
.tool-form { display: grid; gap: 14px; margin: 20px 0; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tool-form label, .bearing-search, .bearing-details > label { display: grid; gap: 6px; color: var(--blueberry-dark); font-size: 14px; font-weight: 600; }
.tool-form input, .tool-form select, .bearing-search input, .bearing-details input { background: #fff; border: 1px solid #ddd6ef; border-radius: 10px; color: var(--text-main); font: inherit; font-size: 16px; padding: 11px 12px; }
.tool-panel .btn { margin: 4px 0 0; }
.tool-message { color: #b42318; font-size: 14px; margin-top: 12px; min-height: 1.4em; }
.tool-panel .calc-result { margin-top: 18px; max-width: 100%; }
.search-status { font-size: 14px; margin-top: 10px; }
.bearing-search { max-width: 500px; margin-top: 20px; }
.bearing-results { display: grid; gap: 8px; margin: 16px 0; max-width: 700px; }
.bearing-item { align-items: start; background: #fff; border: 1px solid var(--border); border-radius: 10px; color: var(--text-main); cursor: pointer; display: grid; gap: 3px; padding: 12px 14px; text-align: left; }
.bearing-item:hover { border-color: var(--purple); background: var(--bg-soft); }
.bearing-item span { color: var(--text-soft); font-size: 14px; }
.bearing-details { border-top: 1px solid var(--border); margin-top: 22px; padding-top: 20px; max-width: 700px; }
.bearing-details h3 { color: var(--blueberry-dark); margin-bottom: 12px; }
.bearing-specs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 0 0 20px; }
.bearing-specs div { background: var(--bg-soft); border-radius: 10px; padding: 10px 12px; }
.bearing-specs dt { color: var(--text-soft); font-size: 13px; }
.bearing-specs dd { font-weight: 600; margin: 2px 0 0; }
.bearing-details > label { max-width: 300px; }
@media (max-width: 600px) { .tool-panel { padding: 18px; } .grid-2, .grid-3, .bearing-specs { grid-template-columns: 1fr; } .tool-tabs { gap: 6px; } .tool-tab { font-size: 14px; padding: 8px 12px; } .calc-row { align-items: flex-start; flex-direction: column; gap: 2px; } }
/* Предварительный анализ вибрации */
.analysis-page { padding-bottom: 56px; }
.analysis-form { max-width: 850px; margin-top: 22px; display: grid; gap: 16px; }
.analysis-form textarea { width: 100%; min-height: 96px; padding: 12px; border: 1px solid var(--border); border-radius: 10px; font: inherit; }
.analysis-example { background: #201835; color: #fff; padding: 16px; border-radius: 12px; overflow-x: auto; }
.analysis-metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 16px 0 24px; }
.analysis-metrics div, .analysis-hypothesis { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 14px; }
.analysis-metrics dt { color: var(--text-soft); font-size: 13px; }.analysis-metrics dd { margin: 3px 0 0; color: var(--blueberry-dark); font-weight: 700; }
.analysis-warnings { color: #9b3412; margin: 12px 0; }.analysis-hypothesis { margin: 14px 0; }.analysis-hypothesis h3 { margin-top: 0; }
.analysis-page canvas { background: #fff; border: 1px solid var(--border); border-radius: 12px; max-height: 390px; padding: 8px; width: 100% !important; margin: 12px 0 24px; }
@media (max-width: 650px) { .analysis-metrics { grid-template-columns: 1fr 1fr; } }
/* Виртуальный анализатор */
.workspace-heading { display:flex; justify-content:space-between; gap:18px; align-items:flex-start; margin-bottom:18px; }
.analysis-controls { display:grid; grid-template-columns:repeat(6,minmax(0,1fr)); gap:12px; background:#fff; border:1px solid var(--border); border-radius:14px; padding:14px; margin:12px 0; align-items:end; }
.analysis-controls label, .analysis-form label { display:grid; gap:6px; color:var(--blueberry-dark); font-size:14px; font-weight:600; }
.analysis-controls input, .analysis-controls select, .analysis-form input, .analysis-form select { min-width:0; background:#fff; border:1px solid #ddd6ef; border-radius:10px; color:var(--text-main); font:inherit; font-size:16px; padding:10px 11px; }
.analysis-extra { margin:14px 0; }.notice { background:#fff8e8; border-left:4px solid #d16b37; border-radius:10px; margin:22px 0; padding:15px 18px; }.muted { color:var(--text-soft); }.table-scroll { overflow-x:auto; }.table-scroll table { width:100%; border-collapse:collapse; background:#fff; }.table-scroll th,.table-scroll td { border-bottom:1px solid var(--border); padding:10px; text-align:left; white-space:nowrap; }
@media (max-width:1000px){.analysis-controls{grid-template-columns:repeat(3,minmax(0,1fr));}} @media (max-width:650px){.workspace-heading{flex-direction:column}.analysis-controls{grid-template-columns:1fr 1fr}.analysis-controls .btn{min-height:44px}.analysis-page canvas{min-height:260px}.analysis-extra{grid-template-columns:1fr}.notice{font-size:14px}}
/* Пошаговая загрузка виртуального анализатора */
.analysis-upload-page { max-width: 1180px; padding-bottom: 64px; }
.analysis-upload-hero { align-items: start; display: grid; gap: 32px; grid-template-columns: minmax(0,1fr) 290px; margin: 10px 0 30px; }
.analysis-upload-hero h1 { font-size: clamp(30px, 4vw, 48px); letter-spacing: -.03em; margin: 0 0 14px; }
.analysis-upload-hero .lead { color: var(--text-soft); font-size: 18px; line-height: 1.55; margin: 0; max-width: 760px; }
.analysis-output-card,.analysis-side-card,.analysis-step-card,.analysis-start { background:#fff; border:1px solid var(--border); border-radius:18px; padding:26px; }
.analysis-output-card strong { color:var(--blueberry-dark); font-size:16px; }.analysis-output-card ul { display:grid; gap:9px; list-style:none; margin:15px 0 0; padding:0; }.analysis-output-card li::before { color:var(--purple); content:'✓'; font-weight:700; margin-right:9px; }
.analysis-upload-layout { align-items:start; display:grid; gap:28px; grid-template-columns:minmax(0,1fr) 285px; }.analysis-upload-form { display:grid; gap:24px; max-width:none; margin:0; }.analysis-upload-sidebar { display:grid; gap:18px; position:sticky; top:18px; }.analysis-side-card h2 { font-size:18px; margin:0 0 12px; }.analysis-side-card p,.analysis-side-card li { color:var(--text-soft); line-height:1.5; }.analysis-side-card ol { display:grid; gap:10px; margin:0; padding-left:21px; }.analysis-side-card pre { background:var(--bg-soft); border-radius:9px; font-size:12px; overflow:auto; padding:10px; }
.analysis-step-card { display:grid; gap:20px; }.analysis-step-card.is-current { border-color:#b5a1da; }.analysis-step-card.is-complete .analysis-step-number { background:#2c7a5e; }.analysis-step-heading { align-items:flex-start; display:flex; gap:13px; }.analysis-step-heading h2 { color:var(--blueberry-dark); font-size:22px; margin:0 0 4px; }.analysis-step-heading p { color:var(--text-soft); margin:0; }.analysis-step-number { align-items:center; background:var(--blueberry); border-radius:50%; color:#fff; display:inline-flex; flex:0 0 30px; font-size:14px; font-weight:700; height:30px; justify-content:center; }
.analysis-drop-zone { align-items:center; background:#fbfaff; border:2px dashed #b7a8d3; border-radius:14px; cursor:pointer; display:flex; flex-direction:column; gap:8px; justify-content:center; min-height:220px; padding:24px; text-align:center; transition:border-color .15s, background .15s; }.analysis-drop-zone:hover,.analysis-drop-zone:focus-visible,.analysis-drop-zone.is-dragging { background:#f3effa; border-color:var(--purple); outline:none; }.analysis-drop-zone strong { color:var(--blueberry-dark); font-size:18px; }.analysis-drop-zone small,.analysis-step-card small { color:var(--text-soft); font-size:13px; font-weight:400; line-height:1.4; }.analysis-drop-icon { color:var(--purple); font-size:31px; line-height:1; }.analysis-drop-zone .btn { margin-top:4px; }.analysis-sample-link { justify-self:start; }
.analysis-file-card { align-items:center; background:var(--bg-soft); border:1px solid #dcd3eb; border-radius:12px; display:grid; gap:12px; grid-template-columns:auto 1fr auto; padding:15px; }.analysis-file-card p { color:var(--text-soft); font-size:14px; margin:4px 0 7px; }.analysis-file-icon { align-items:center; background:#e8e0f4; border-radius:10px; color:var(--purple); display:flex; font-size:22px; height:42px; justify-content:center; width:42px; }.analysis-icon-button { background:transparent; border:0; border-radius:8px; color:var(--text-soft); cursor:pointer; font-size:27px; height:44px; width:44px; }.analysis-icon-button:hover,.analysis-icon-button:focus-visible { background:#eee8f7; color:var(--blueberry-dark); outline:none; }
.analysis-status { border-radius:999px; display:inline-block; font-size:12px; font-weight:600; padding:4px 8px; }.analysis-status.is-success { background:#e1f4eb; color:#17613f; }.analysis-status.is-warning { background:#fff1cf; color:#875c00; }.analysis-status.is-error { background:#fde7e5; color:#a33129; }.analysis-recognition-grid { display:grid; gap:12px; grid-template-columns:repeat(2,minmax(0,1fr)); }.analysis-recognition-item { background:var(--bg-soft); border-radius:10px; display:grid; gap:5px; padding:13px; }.analysis-recognition-item > span:first-child { color:var(--text-soft); font-size:13px; }.analysis-recognition-item strong { color:var(--blueberry-dark); font-size:15px; }.analysis-recognition-message { color:#875c00; font-size:14px; }.analysis-recognition-message p { margin:0; }
.analysis-fields-grid { display:grid; gap:20px; grid-template-columns:repeat(2,minmax(0,1fr)); }.analysis-step-card label { color:var(--blueberry-dark); display:grid; font-size:14px; font-weight:500; gap:7px; min-width:0; }.analysis-step-card input,.analysis-step-card select,.analysis-step-card textarea { background:#fff; border:1px solid #cfc5df; border-radius:10px; box-sizing:border-box; color:var(--text-main); font:inherit; min-height:44px; padding:10px 12px; width:100%; }.analysis-step-card textarea { min-height:104px; resize:vertical; }.analysis-step-card input:focus-visible,.analysis-step-card select:focus-visible,.analysis-step-card textarea:focus-visible,.analysis-primary-button:focus-visible,.analysis-details summary:focus-visible { border-color:var(--purple); box-shadow:0 0 0 3px rgba(117,82,162,.22); outline:none; }.analysis-auto-detected { background:#e8f6ee; border-radius:8px; color:#17613f; font-size:14px; margin:0; padding:10px 12px; }.analysis-details { border-top:1px solid var(--border); margin-top:4px; padding-top:18px; }.analysis-details summary { color:var(--blueberry-dark); cursor:pointer; font-weight:600; min-height:28px; }.analysis-details[open] summary { margin-bottom:18px; }.analysis-start { display:grid; gap:16px; }.analysis-primary-button { font-size:17px; min-height:50px; width:100%; }.analysis-primary-button:disabled { cursor:not-allowed; opacity:.55; }.analysis-limit-note { color:var(--text-soft); font-size:13px; line-height:1.45; margin:0; }.analysis-limits { border-top:1px solid var(--border); color:var(--text-soft); margin-top:30px; padding-top:16px; }.analysis-limits summary { color:var(--blueberry-dark); cursor:pointer; font-weight:600; }.field-validation-error { color:#a33129; font-size:13px; }
@media (max-width: 900px) { .analysis-upload-hero,.analysis-upload-layout { grid-template-columns:1fr; }.analysis-upload-sidebar { grid-template-columns:repeat(2,minmax(0,1fr)); position:static; }.analysis-output-card { max-width:none; }.analysis-upload-page { max-width:760px; } }
@media (max-width: 560px) { .analysis-upload-page { padding-bottom:42px; }.analysis-upload-hero { gap:18px; margin-bottom:22px; }.analysis-upload-hero .lead { font-size:16px; }.analysis-output-card,.analysis-side-card,.analysis-step-card,.analysis-start { border-radius:14px; padding:19px; }.analysis-fields-grid,.analysis-recognition-grid,.analysis-upload-sidebar { grid-template-columns:1fr; }.analysis-drop-zone { min-height:190px; }.analysis-drop-zone strong { font-size:16px; }.analysis-step-heading h2 { font-size:19px; }.analysis-primary-button { min-height:52px; }.analysis-step-card input,.analysis-step-card select { font-size:16px; } }