/* ================================================================
   КРЫМ ПРОМ ТЕХНОЛОГИИ — cases.css
   Стили страницы «Кейсы»
================================================================ */

/* ── Header always solid on cases page ─────────────────────── */
.page-cases #header {
  background: rgba(255,255,255,.97) !important;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--sh-sm);
}
.page-cases #header .logo-name      { color: var(--text) !important; }
.page-cases #header .logo-name em   { color: var(--text-light) !important; }
.page-cases #header .nav-links a    { color: var(--text-mid) !important; background: none !important; }
.page-cases #header .nav-links a:hover { color: var(--blue) !important; background: rgba(0,82,165,.07) !important; }
.page-cases #header .nav-links a.nav-active {
  color: var(--blue) !important; font-weight: 700;
  border-bottom: 2px solid var(--blue); padding-bottom: 2px;
  background: none !important;
}
.page-cases #header .hdr-tel        { color: var(--text) !important; }
.page-cases #header .logo-badge     { background: var(--blue); color: var(--white); }
.page-cases #header .burger span    { background: var(--text) !important; }

/* ── CASES HERO ─────────────────────────────────────────────── */
.cases-hero {
  position: relative;
  min-height: 580px;
  display: flex;
  align-items: center;
  padding: 128px 0 80px;
  overflow: hidden;
  background: #001428;
}
.ch-bg {
  position: absolute; inset: 0;
  background-image: url('../images/case-1.jpg');
  background-size: cover;
  background-position: center 35%;
  transform: scale(1.04);
  transition: transform 8s ease-out;
}
.cases-hero.loaded .ch-bg { transform: scale(1); }
.ch-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    100deg,
    rgba(0,12,35,.92) 0%,
    rgba(0,20,55,.78) 38%,
    rgba(0,15,42,.50) 65%,
    rgba(0,8,25,.20) 100%
  );
}
/* subtle dot grid on top */
.ch-overlay::after {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* two-column layout */
.ch-inner {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 64px;
  align-items: center;
  width: 100%;
}

/* LEFT: text block */
.ch-text {}

/* Breadcrumb */
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 20px;
  font-size: .88rem; color: rgba(255,255,255,.5);
}
.breadcrumb a { color: rgba(255,255,255,.6); transition: color .2s; }
.breadcrumb a:hover { color: var(--white); }
.bc-sep { color: rgba(255,255,255,.3); }

.ch-title {
  font-family: 'Open Sans', sans-serif;
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.05;
  letter-spacing: -.8px;
  margin: 14px 0 22px;
}
.ch-title em {
  font-style: normal;
  color: var(--orange);
}
.ch-sub {
  font-size: 1.05rem;
  color: rgba(255,255,255,.68);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}

/* Badges row */
.ch-badges {
  display: flex; flex-wrap: wrap; gap: 10px;
}
.ch-badge {
  display: inline-flex; align-items: center; gap: 7px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 100px;
  padding: 7px 16px;
  font-size: .84rem; font-weight: 600;
  color: rgba(255,255,255,.88);
  white-space: nowrap;
  backdrop-filter: blur(4px);
}
.ch-badge svg { stroke: #4ade80; flex-shrink: 0; }

/* RIGHT: stats cards */
.ch-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.ch-stat {
  background: rgba(255,255,255,.09);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--r-lg);
  padding: 24px 20px;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: background .2s;
}
.ch-stat:hover { background: rgba(255,255,255,.14); }
.ch-stat strong {
  display: block;
  font-family: 'Open Sans', sans-serif;
  font-size: 2rem; font-weight: 900;
  color: var(--white); line-height: 1;
  letter-spacing: -1.5px;
  margin-bottom: 8px;
}
.ch-stat strong.accent { color: var(--orange); }
.ch-stat span {
  font-size: .82rem; color: rgba(255,255,255,.55);
  line-height: 1.45;
}
/* убираем старый разделитель — не нужен в grid-layout */
.ch-stat-div { display: none; }

/* ── FILTER BAR ─────────────────────────────────────────────── */
.cases-filter {
  position: sticky;
  top: 68px;
  z-index: 90;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(0,82,165,.06);
}
.cf-inner {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  padding: 12px 0;
  scrollbar-width: none;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}
.cf-inner::-webkit-scrollbar { display: none; }
.cf-btn {
  flex-shrink: 0;
  display: inline-flex; align-items: center; gap: 7px;
  padding: 8px 18px;
  border-radius: 100px;
  font-size: .86rem; font-weight: 600;
  color: var(--text-mid);
  border: 1.5px solid transparent;
  transition: all .2s var(--ease);
  white-space: nowrap;
  cursor: pointer;
}
.cf-btn:hover  { color: var(--blue); background: var(--blue-soft); }
.cf-btn.cf-active { background: var(--blue); color: var(--white); border-color: var(--blue); }
.cf-btn svg { flex-shrink: 0; }

/* ── FEATURED CASE ──────────────────────────────────────────── */
.featured-case {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 0;
  border-radius: var(--r-2xl);
  overflow: hidden;
  box-shadow: var(--sh-lg);
  border: 1.5px solid var(--border);
}
.fc-image {
  position: relative;
  min-height: 480px;
  overflow: hidden;
}
.fc-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .6s var(--ease);
}
.featured-case:hover .fc-image img { transform: scale(1.04); }
.fc-img-badge {
  position: absolute;
  top: 20px; left: 20px;
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--orange);
  color: var(--white);
  font-size: .78rem; font-weight: 700;
  padding: 6px 14px; border-radius: 100px;
  z-index: 2;
}
.fc-body {
  padding: 40px 44px;
  display: flex; flex-direction: column;
  background: var(--white);
}
.fc-meta {
  display: flex; align-items: center; gap: 10px;
  flex-wrap: wrap; margin-bottom: 16px;
}
.case-tag-badge {
  display: inline-flex; align-items: center;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: .75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .5px;
}
.tag-commercial { background: #e8f4fd; color: #0052A5; }
.tag-industrial  { background: #fef3e2; color: #d97500; }
.tag-tender      { background: #edf7ee; color: #15803d; }
.tag-automation  { background: #f0ebff; color: #6d28d9; }

.fc-city, .ccf-city {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: .82rem; color: var(--text-mid);
}
.fc-year, .ccf-year {
  font-size: .8rem; color: var(--text-light);
  margin-left: auto;
}
.fc-title {
  font-family: 'Open Sans', sans-serif;
  font-size: 1.5rem; font-weight: 800;
  color: var(--text); line-height: 1.25;
  margin-bottom: 14px;
}
.fc-desc {
  font-size: .93rem; color: var(--text-mid);
  line-height: 1.65; margin-bottom: 24px;
}
.fc-metrics {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 12px; margin-bottom: 24px;
  padding: 20px; background: var(--bg-gray);
  border-radius: var(--r-md);
}
.fc-metric { text-align: center; }
.fcm-value {
  display: block;
  font-family: 'Open Sans', sans-serif;
  font-size: 1.25rem; font-weight: 800;
  color: var(--blue); line-height: 1;
  margin-bottom: 4px;
}
.fcm-label { font-size: .75rem; color: var(--text-mid); line-height: 1.3; }
.fc-details {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 20px; margin-bottom: 28px;
}
.fdb-title {
  font-size: .78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .6px;
  color: var(--text-mid); margin-bottom: 10px;
}
.fc-detail-block ul { display: flex; flex-direction: column; gap: 6px; }
.fc-detail-block li {
  font-size: .85rem; color: var(--text);
  padding-left: 14px; position: relative;
  line-height: 1.5;
}
.fc-detail-block li::before {
  content: '→'; position: absolute; left: 0;
  color: var(--orange); font-weight: 700;
}
.fc-actions {
  display: flex; align-items: center; gap: 24px;
  flex-wrap: wrap; margin-top: auto;
}
.fc-quote {
  font-size: .83rem; color: var(--text-mid);
  font-style: italic; line-height: 1.5;
}
.fc-quote em { display: block; color: var(--text-light); font-style: normal; margin-top: 3px; }

/* ── CASES GRID ─────────────────────────────────────────────── */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.case-card-full {
  background: var(--white);
  border-radius: var(--r-xl);
  border: 1.5px solid var(--border);
  overflow: hidden;
  box-shadow: var(--sh-sm);
  transition: all .3s var(--ease);
  display: flex; flex-direction: column;
}
.case-card-full:hover {
  transform: translateY(-5px);
  box-shadow: var(--sh-lg);
  border-color: var(--blue);
}
.ccf-image {
  position: relative;
  height: 210px; overflow: hidden;
  background: var(--bg-gray);
}
.ccf-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease);
}
.case-card-full:hover .ccf-image img { transform: scale(1.06); }
.ccf-image-placeholder {
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-blue);
}
.ccf-placeholder-blue   { background: linear-gradient(135deg, #003e82, #0052A5); }
.ccf-placeholder-orange { background: linear-gradient(135deg, #d97500, #FF8C00); }
.ccf-placeholder-dark   { background: linear-gradient(135deg, #0e1521, #1a2a45); }
.ccf-placeholder-icon { color: rgba(255,255,255,.35); }
.ccf-image-placeholder .ccf-placeholder-icon { color: var(--blue); opacity: .4; }
.ccf-placeholder-blue .ccf-placeholder-icon,
.ccf-placeholder-orange .ccf-placeholder-icon,
.ccf-placeholder-dark .ccf-placeholder-icon { color: rgba(255,255,255,.3); opacity: 1; }
.ccf-cat-badge {
  position: absolute; top: 14px; left: 14px;
  display: inline-flex; align-items: center;
  padding: 4px 12px; border-radius: 100px;
  font-size: .72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .5px;
  z-index: 2;
}
.ccf-body {
  padding: 24px; flex: 1;
  display: flex; flex-direction: column;
}
.ccf-meta {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 10px;
}
.ccf-body h3 {
  font-family: 'Open Sans', sans-serif;
  font-size: 1rem; font-weight: 800;
  color: var(--text); line-height: 1.3;
  margin-bottom: 10px;
}
.ccf-body p {
  font-size: .86rem; color: var(--text-mid);
  line-height: 1.6; margin-bottom: 16px;
  flex: 1;
}
.ccf-metrics {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 8px; margin-bottom: 14px;
  padding: 14px; background: var(--bg-gray);
  border-radius: var(--r-sm);
}
.ccf-metric { text-align: center; }
.ccf-metric strong {
  display: block;
  font-family: 'Open Sans', sans-serif;
  font-size: 1rem; font-weight: 800;
  color: var(--blue); line-height: 1;
  margin-bottom: 3px;
}
.ccf-metric span { font-size: .72rem; color: var(--text-mid); line-height: 1.3; }
.ccf-tags {
  display: flex; flex-wrap: wrap; gap: 6px;
}
.ccf-tags span {
  font-size: .74rem; font-weight: 600;
  background: var(--blue-soft); color: var(--blue);
  padding: 3px 10px; border-radius: 100px;
}

/* Empty state */
.cases-empty {
  text-align: center; padding: 64px 20px;
  color: var(--text-mid);
}
.cases-empty svg { margin-bottom: 16px; opacity: .4; }
.cases-empty p { font-size: 1rem; line-height: 1.6; margin-bottom: 20px; }

/* ── NUMBERS SECTION ────────────────────────────────────────── */
.cases-numbers-section { background: var(--blue); }
.cn-header { margin-bottom: 48px; }
.cn-sub { max-width: 400px; }
.cn-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}
.cn-card {
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--r-lg);
  padding: 28px 20px 24px;
  text-align: center;
  transition: all .25s var(--ease);
}
.cn-card:hover {
  background: rgba(255,255,255,.12);
  transform: translateY(-3px);
}
.cn-value {
  font-family: 'Open Sans', sans-serif;
  font-size: 2rem; font-weight: 900;
  color: var(--white); letter-spacing: -1px;
  line-height: 1; margin-bottom: 8px;
}
.cn-label {
  font-size: .8rem; color: rgba(255,255,255,.55);
  line-height: 1.45; margin-bottom: 16px;
}
.cn-bar {
  height: 3px; background: rgba(255,255,255,.12);
  border-radius: 3px; overflow: hidden;
}
.cn-bar-fill {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--blue-l), var(--orange));
  border-radius: 3px;
  transition: width 1.4s cubic-bezier(.4,0,.2,1) .3s;
}
.cn-card.in-view .cn-bar-fill { width: var(--pct, 80%); }

/* ── REVIEWS ────────────────────────────────────────────────── */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.review-card {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--r-xl);
  padding: 28px;
  box-shadow: var(--sh-sm);
  display: flex; flex-direction: column;
  transition: all .25s var(--ease);
}
.review-card:hover {
  border-color: var(--blue);
  box-shadow: var(--sh-md);
  transform: translateY(-3px);
}
.rc-stars {
  color: #f59e0b; font-size: 1rem;
  letter-spacing: 2px; margin-bottom: 14px;
}
.rc-text {
  font-size: .9rem; color: var(--text);
  line-height: 1.7; flex: 1;
  margin-bottom: 20px;
  font-style: italic;
}
.rc-author {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 12px;
}
.rc-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  font-family: 'Open Sans', sans-serif;
  font-size: .8rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.rc-info strong {
  display: block;
  font-size: .9rem; color: var(--text); font-weight: 700;
}
.rc-info span {
  font-size: .78rem; color: var(--text-mid); line-height: 1.4;
}
.rc-project {
  font-size: .75rem; color: var(--text-light);
  padding-top: 12px; border-top: 1px solid var(--border);
}

/* ── CASES CTA ──────────────────────────────────────────────── */
.cases-cta {
  position: relative;
  border-radius: var(--r-2xl);
  overflow: hidden;
  padding: 72px 64px;
  text-align: center;
}
.cases-cta-bg {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, #003e82 0%, #0052A5 50%, #0070cc 100%);
  z-index: 0;
}
.cases-cta-bg::after {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 24px 24px;
}
.cases-cta-content {
  position: relative; z-index: 2;
}
.cases-cta-title {
  font-family: 'Open Sans', sans-serif;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800; color: var(--white);
  line-height: 1.15; margin: 12px 0 16px;
}
.cases-cta-sub {
  font-size: 1rem; color: rgba(255,255,255,.72);
  line-height: 1.6; margin-bottom: 36px;
}
.cases-cta-actions {
  display: flex; align-items: center;
  justify-content: center; gap: 16px; flex-wrap: wrap;
}
.btn-outline-white {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px;
  border: 2px solid rgba(255,255,255,.6);
  border-radius: var(--r-md);
  color: var(--white);
  font-family: 'Open Sans', sans-serif;
  font-size: .95rem; font-weight: 700;
  transition: all .2s var(--ease);
}
.btn-outline-white:hover {
  border-color: var(--white);
  background: rgba(255,255,255,.1);
}

/* ── FOOTER (shared) ────────────────────────────────────────── */
.site-footer {
  background: var(--text);
  padding: 60px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 48px; margin-bottom: 40px;
}
.footer-brand p {
  font-size: .88rem; color: rgba(255,255,255,.55);
  margin: 12px 0 16px; line-height: 1.6;
}
.footer-cert {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .75rem; font-weight: 700;
  letter-spacing: 1px; text-transform: uppercase;
  color: var(--orange);
  background: rgba(255,140,0,.1);
  border: 1px solid rgba(255,140,0,.25);
  padding: 5px 12px; border-radius: 100px;
}
.logo-footer .logo-badge { background: var(--blue); }
.logo-footer .logo-name  { color: var(--white); }
.logo-footer .logo-name em { color: rgba(255,255,255,.55); }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.fc-title {
  font-family: 'Open Sans', sans-serif;
  font-size: .78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1px;
  color: rgba(255,255,255,.4); margin-bottom: 6px;
}
.footer-col a, .footer-col span {
  font-size: .9rem; color: rgba(255,255,255,.6); transition: color .2s;
}
.footer-col a:hover { color: var(--white); }
.footer-btn { margin-top: 8px; }
.footer-bottom {
  display: flex; align-items: center; gap: 12px;
  flex-wrap: wrap; padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.08);
  font-size: .82rem; color: rgba(255,255,255,.35);
}
.footer-bottom a { color: rgba(255,255,255,.5); }
.footer-bottom a:hover { color: var(--white); }
.footer-divider { opacity: .4; }

/* ── REVEAL ANIMATIONS ──────────────────────────────────────── */
.reveal-up, .reveal-left, .reveal-right {
  opacity: 0; transition: opacity .65s var(--ease), transform .65s var(--ease);
  transition-delay: var(--d, 0s);
}
.reveal-up    { transform: translateY(30px); }
.reveal-left  { transform: translateX(-30px); }
.reveal-right { transform: translateX(30px); }
.revealed { opacity: 1 !important; transform: none !important; }

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1200px) {
  .cn-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1024px) {
  .ch-inner { grid-template-columns: 1fr; gap: 40px; }
  .ch-stats { grid-template-columns: repeat(4, 1fr); }
  .ch-sub { max-width: 100%; }
  .featured-case { grid-template-columns: 1fr; }
  .fc-image { min-height: 280px; }
  .fc-body { padding: 32px; }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .cases-hero { padding: 108px 0 56px; min-height: auto; }
  .ch-title { font-size: clamp(1.9rem, 7vw, 2.6rem); }
  .ch-inner { gap: 32px; }
  .ch-stats { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .ch-stat strong { font-size: 1.6rem; }
  .ch-badge { font-size: .78rem; padding: 6px 12px; }
  .fc-metrics { grid-template-columns: repeat(2, 1fr); }
  .fc-details { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .cn-grid { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: 1fr; }
  .cases-cta { padding: 48px 28px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 6px; }
}
@media (max-width: 480px) {
  .cf-btn { padding: 7px 14px; font-size: .8rem; }
  .fc-body { padding: 24px 20px; }
  .cn-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cn-card { padding: 20px 14px 16px; }
  .cn-value { font-size: 1.6rem; }
  .cases-cta-actions { flex-direction: column; }
  .btn-outline-white { width: 100%; justify-content: center; }
  .ch-stats { grid-template-columns: repeat(2, 1fr); }
}