/* ============================================
   Block Styles - Reusable StreamField Blocks
   Stats, Process, CTA, Features, Clients,
   Case Preview, FAQ, Governance, Testimonials,
   Lead Magnets
   ============================================ */

/* ============================================
   Stats Section - Dark gradient background
   ============================================ */
.stats-section {
    padding: 70px 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: white;
}

.stat-item {
    padding: 20px;
    text-align: center;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

/* Stats Context */
.stats-context {
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255,255,255,0.15);
}

.stats-context p {
    color: rgba(255,255,255,0.7);
    font-size: 1rem;
    font-style: italic;
}

/* ============================================
   Process Section - How We Work
   ============================================ */
.process-section {
    background: var(--color-bg-light);
}

.process-section h2 {
    color: var(--color-primary);
}

.process-steps {
    position: relative;
}

.process-step {
    background: white;
    border-radius: var(--radius-lg);
    padding: 2rem 1.5rem;
    height: 100%;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    position: relative;
    text-align: center;
}

.process-step:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.process-step-number {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-accent) 0%, #3b82f6 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.25rem;
    box-shadow: 0 4px 14px rgba(14,165,233,0.35);
}

.process-step-title {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1.15rem;
    margin-bottom: 0.75rem;
}

.process-step-desc {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 0;
}

@media (max-width: 991px) {
    .process-step {
        padding: 1.5rem 1.25rem;
    }

    .process-step-number {
        width: 48px;
        height: 48px;
        font-size: 1.25rem;
    }
}

/* ============================================
   CTA Section - Bright accent gradient
   ============================================ */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-accent) 0%, #3b82f6 100%);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    pointer-events: none;
}

.cta-section h2 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.cta-section .lead {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    color: rgba(255,255,255,0.95) !important;
}

.cta-section .btn-primary {
    background-color: white !important;
    color: var(--color-primary) !important;
    border-color: white !important;
    font-weight: 600;
    padding: 14px 32px;
    font-size: 1.05rem;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 14px rgba(0,0,0,0.15);
}

.cta-section .btn-primary:hover {
    background-color: var(--color-bg-light) !important;
    border-color: var(--color-bg-light) !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

/* bg-primary sections (CTA in other templates) */
.bg-primary.text-white {
    background: linear-gradient(135deg, var(--color-accent) 0%, #3b82f6 100%) !important;
}

.bg-primary.text-white .btn-light {
    background-color: white;
    color: var(--color-primary);
    font-weight: 600;
    padding: 12px 28px;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 14px rgba(0,0,0,0.15);
    transition: all 0.3s ease;
}

.bg-primary.text-white .btn-light:hover {
    background-color: var(--color-bg-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.2);
}

/* ============================================
   Feature/Service Cards
   ============================================ */
.feature-card,
.service-card {
    transition: all 0.3s ease;
    height: 100%;
    border: none;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-lg);
    background: white;
    overflow: hidden;
}

.feature-card:hover,
.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.feature-card .card-title,
.service-card .card-title {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.feature-card .card-text,
.service-card .card-text {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ============================================
   Clients Section
   ============================================ */
.clients-section {
    padding: 60px 0;
    background: white;
}

.clients-section h2 {
    color: var(--color-text-muted);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
}

.client-logo {
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80px;
}

.client-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-muted);
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.client-logo:hover .client-name {
    opacity: 1;
}

/* ============================================
   Case Preview Cards
   ============================================ */
.case-preview-card {
    transition: all 0.3s ease;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    border-radius: var(--radius-lg);
    background: white;
    position: relative;
    overflow: hidden;
}

.case-preview-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--color-accent) 0%, #3b82f6 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.case-preview-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.case-preview-card:hover::before {
    opacity: 1;
}

.case-preview-card .card-title {
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.case-preview-card a {
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 500;
}

.case-preview-card a:hover {
    color: var(--color-accent-hover);
}

/* ============================================
   FAQ Section
   ============================================ */
.faq-section {
    padding: 80px 0;
    background: white;
}

.faq-section .faq-header {
    text-align: center;
    margin-bottom: 3rem;
}

.faq-section .faq-header h2 {
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.faq-section .faq-header p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

.accordion-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md) !important;
    margin-bottom: 0.75rem;
    overflow: hidden;
    transition: all 0.2s ease;
}

.accordion-item:hover {
    border-color: var(--color-accent-light);
}

.accordion-button {
    font-weight: 500;
    color: var(--color-text);
    background-color: white;
    padding: 1.25rem;
}

.accordion-button:not(.collapsed) {
    background-color: var(--color-accent-light);
    color: var(--color-primary);
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: transparent;
}

.accordion-body {
    color: var(--color-text-muted);
    line-height: 1.7;
    padding: 1.25rem;
    background: white;
}

/* ============================================
   Governance & Strategy Blocks
   ============================================ */

/* Governance Section */
.governance-section {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.governance-card {
    border: none;
    border-radius: var(--radius-lg);
    transition: transform 0.3s, box-shadow 0.3s;
}

.governance-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.governance-icon {
    font-size: 2.5rem;
}

.governance-results {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: var(--radius-lg);
}

/* ICP Segmentation */
.icp-card {
    border: none;
    border-radius: var(--radius-lg);
    transition: transform 0.3s, box-shadow 0.3s;
}

.icp-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* ROI Methodology */
.roi-step {
    text-align: center;
}

.roi-step-badge {
    display: inline-block;
    width: 60px;
    height: 60px;
    line-height: 60px;
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.25rem;
}

.roi-examples {
    border: 2px solid var(--color-border-light);
}

/* Testimonials */
.testimonial-card {
    border: none;
    border-radius: var(--radius-lg);
    transition: transform 0.3s, box-shadow 0.3s;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* Lead Magnets */
.lead-magnet-card {
    border: none;
    border-radius: var(--radius-lg);
    transition: transform 0.3s, box-shadow 0.3s;
}

.lead-magnet-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.lead-magnet-icon {
    font-size: 3rem;
}

/* ============================================
   Responsive - Blocks
   ============================================ */
@media (max-width: 768px) {
    .cta-section h2 { font-size: 1.75rem; }
    .stat-number { font-size: 2.5rem; }
    .faq-section { padding: 60px 0; }
}
/*
 * blocks.css — стили для блоков лестницы продуктов
 * Размещение: static/css/blocks.css
 * Подключить в base.html: <link rel="stylesheet" href="{% static 'css/blocks.css' %}">
 *
 * Содержит:
 *   1. ProductLadderBlock  (.product-ladder)
 *   2. CrossSellBlock      (.cross-sell)
 *   3. NextStepBannerBlock (.next-step-banner)
 *   4. Общие утилиты       (.hover-lift, .letter-spacing-wide, ...)
 */

/* ─── Переменные ──────────────────────────────────────────────────────────────── */
:root {
  --ladder-primary:    #2B5EA7;
  --ladder-accent:     #4ECDC4;
  --ladder-highlight:  #2B5EA7;
  --ladder-shadow:     0 4px 20px rgba(43, 94, 167, 0.12);
  --ladder-shadow-hover: 0 8px 32px rgba(43, 94, 167, 0.22);
  --ladder-radius:     12px;
  --ladder-transition: all 0.25s ease;
}

/* ══════════════════════════════════════════════════════════════════════════════
   1. PRODUCT LADDER — лестница продуктов
   ══════════════════════════════════════════════════════════════════════════════ */

.product-ladder {
  position: relative;
  overflow: hidden;
}

/* Декоративная фоновая линия (горизонталь на desktop) */
.product-ladder::before {
  content: '';
  display: none;
  position: absolute;
  top: calc(50% + 30px);
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--ladder-primary) 15%,
    var(--ladder-accent) 50%,
    var(--ladder-primary) 85%,
    transparent 100%
  );
  opacity: 0.15;
  z-index: 0;
}

@media (min-width: 992px) {
  .product-ladder::before {
    display: block;
  }
}

/* Карточка шага */
.product-ladder .card {
  border-radius: var(--ladder-radius);
  transition: var(--ladder-transition);
  position: relative;
  z-index: 1;
}

.product-ladder .card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ladder-shadow-hover) !important;
}

/* Выделенный (рекомендованный) шаг */
.product-ladder .card.border-primary {
  border-color: var(--ladder-primary) !important;
  border-width: 2px !important;
  box-shadow: var(--ladder-shadow);
}

.product-ladder .card.bg-primary {
  background: linear-gradient(160deg, var(--ladder-primary), #1a3a6b) !important;
}

.product-ladder .card.bg-primary:hover {
  box-shadow: 0 12px 40px rgba(43, 94, 167, 0.40) !important;
}

/* Бейдж номера шага */
.product-ladder .badge.rounded-pill {
  font-size: 0.7rem;
  letter-spacing: 0.5px;
  padding: 0.35em 0.8em;
}

/* Кнопка CTA внутри шага */
.product-ladder .btn {
  border-radius: 6px;
  font-size: 0.875rem;
  padding: 0.45rem 1rem;
  transition: var(--ladder-transition);
}

.product-ladder .btn:hover {
  transform: translateY(-1px);
}

/* Стрелка-коннектор между шагами */
.product-ladder [style*="right:-20px"] {
  pointer-events: none;
  user-select: none;
}

.product-ladder [style*="right:-20px"] span {
  color: var(--ladder-primary);
  opacity: 0.4;
  font-weight: 300;
  font-size: 2rem;
  line-height: 1;
}

/* Результат ✓ */
.product-ladder .text-success {
  color: #198754 !important;
  font-weight: 500;
}

.product-ladder .card.bg-primary .text-success,
.product-ladder .card.bg-primary .opacity-90 {
  color: rgba(255, 255, 255, 0.92) !important;
}

/* На мобильных: вертикальная стрелка между шагами */
@media (max-width: 991px) {
  .product-ladder .col-12.col-sm-6.col-lg-3 {
    position: relative;
  }

  .product-ladder .col-12.col-sm-6.col-lg-3:not(:last-child)::after {
    content: '↓';
    display: block;
    text-align: center;
    color: var(--ladder-primary);
    opacity: 0.35;
    font-size: 1.4rem;
    margin: 4px 0;
  }
}


/* ══════════════════════════════════════════════════════════════════════════════
   2. CROSS-SELL BLOCK — перекрёстные продажи
   ══════════════════════════════════════════════════════════════════════════════ */

.cross-sell {
  background-color: #f8f9fa;
}

/* Заголовок с декором */
.cross-sell .h3 {
  position: relative;
  padding-bottom: 12px;
}

.cross-sell .h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--ladder-accent);
  border-radius: 2px;
}

/* Подпись над заголовком */
.cross-sell .letter-spacing-wide {
  letter-spacing: 1.2px;
}

/* Карточки */
.cross-sell .card {
  border-radius: var(--ladder-radius);
  transition: var(--ladder-transition);
  overflow: hidden;
}

.cross-sell .hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: var(--ladder-shadow-hover) !important;
}

/* Иконка */
.cross-sell .display-6 {
  font-size: 2.2rem;
  line-height: 1;
  display: inline-block;
  transition: transform 0.2s ease;
}

.cross-sell .card:hover .display-6 {
  transform: scale(1.1);
}

/* Бейдж (Популярно, Новинка) */
.cross-sell .badge.bg-warning {
  font-size: 0.7rem;
  letter-spacing: 0.3px;
  padding: 0.3em 0.6em;
}

/* Кнопка-ссылка */
.cross-sell .btn-outline-primary {
  border-color: var(--ladder-primary);
  color: var(--ladder-primary);
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--ladder-transition);
}

.cross-sell .btn-outline-primary:hover {
  background-color: var(--ladder-primary);
  border-color: var(--ladder-primary);
  color: #fff;
}

/* stretched-link корректно работает при position: relative на .card */
.cross-sell .card {
  position: relative;
}


/* ══════════════════════════════════════════════════════════════════════════════
   3. NEXT STEP BANNER — баннер следующего шага
   ══════════════════════════════════════════════════════════════════════════════ */

.next-step-banner .card {
  border-radius: var(--ladder-radius);
  overflow: hidden;
  transition: var(--ladder-transition);
}

.next-step-banner .card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(37, 99, 235, 0.35) !important;
}

/* «Сейчас» бейдж */
.next-step-banner .badge.bg-white {
  background: rgba(255, 255, 255, 0.95) !important;
  color: var(--ladder-primary) !important;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.3em 0.7em;
}

/* Заголовок следующего шага */
.next-step-banner .h4.fw-bold.text-white {
  font-size: 1.25rem;
  line-height: 1.35;
}

/* Описание */
.next-step-banner .opacity-85 {
  opacity: 0.85;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* CTA кнопка */
.next-step-banner .btn-lg {
  border-radius: 8px;
  font-size: 1rem;
  padding: 0.65rem 1.75rem;
  transition: var(--ladder-transition);
  white-space: nowrap;
}

.next-step-banner .btn-light {
  background: rgba(255, 255, 255, 0.95);
  border: none;
  color: var(--ladder-primary) !important;
  font-weight: 700;
}

.next-step-banner .btn-light:hover {
  background: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.18);
}

.next-step-banner .btn-success {
  font-weight: 700;
}

.next-step-banner .btn-success:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(25, 135, 84, 0.35);
}

.next-step-banner .btn-warning {
  font-weight: 700;
}

/* Адаптив: кнопка на полную ширину на мобильных */
@media (max-width: 991px) {
  .next-step-banner .col-lg-4 {
    text-align: center !important;
  }

  .next-step-banner .btn-lg {
    width: 100%;
    max-width: 320px;
  }
}


/* ══════════════════════════════════════════════════════════════════════════════
   4. ОБЩИЕ УТИЛИТЫ
   ══════════════════════════════════════════════════════════════════════════════ */

/* Плавный подъём при hover */
.hover-lift {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12) !important;
}

/* Разреженные буквы */
.letter-spacing-wide {
  letter-spacing: 1px;
}

/* Акцентный подчёркивающий декор */
.text-accent {
  color: var(--ladder-accent) !important;
}

.border-accent {
  border-color: var(--ladder-accent) !important;
}

.bg-accent {
  background-color: var(--ladder-accent) !important;
}

/* Opacity-утилиты (Bootstrap не включает все значения) */
.opacity-85  { opacity: 0.85; }
.opacity-90  { opacity: 0.90; }
.opacity-95  { opacity: 0.95; }

/* ══════════════════════════════════════════════════════════════════════════════
   5. АНИМАЦИИ (опционально, для повышения engagement)
   ══════════════════════════════════════════════════════════════════════════════ */

/* Плавное появление карточек при скролле
   Требует JS: добавить класс .animated к .product-ladder и
   IntersectionObserver для добавления .visible к .ladder-card
*/
@media (prefers-reduced-motion: no-preference) {
  .product-ladder .card,
  .cross-sell .card {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.5s ease forwards;
  }

  .product-ladder .col-12:nth-child(1) .card { animation-delay: 0.05s; }
  .product-ladder .col-12:nth-child(2) .card { animation-delay: 0.15s; }
  .product-ladder .col-12:nth-child(3) .card { animation-delay: 0.25s; }
  .product-ladder .col-12:nth-child(4) .card { animation-delay: 0.35s; }
  .product-ladder .col-12:nth-child(5) .card { animation-delay: 0.45s; }

  .cross-sell .col-12:nth-child(1) .card { animation-delay: 0.05s; }
  .cross-sell .col-12:nth-child(2) .card { animation-delay: 0.15s; }
  .cross-sell .col-12:nth-child(3) .card { animation-delay: 0.25s; }

  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}

/* Отключить анимацию для пользователей, предпочитающих сниженное движение */
@media (prefers-reduced-motion: reduce) {
  .product-ladder .card,
  .cross-sell .card,
  .next-step-banner .card {
    animation: none;
    opacity: 1;
    transform: none;
    transition: none;
  }
}