/* ══════════════════════════════════════════
   ВГТ · Собственный ЦОД — datacenter.css
   ══════════════════════════════════════════ */

/* ── Hero ── */
.dc2-hero {
  background: #070d1a;
  padding: var(--space-20) 0 var(--space-24);
  position: relative;
  overflow: hidden;
}

/* Video background */
.dc2-hero__video-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
  opacity: 0.35;
}

.dc2-hero__bg-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    linear-gradient(rgba(10,108,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(10,108,255,0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
}
.dc2-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 60% at 80% 40%, rgba(10,108,255,0.14) 0%, transparent 60%),
    radial-gradient(ellipse 40% 50% at 10% 70%, rgba(23,233,183,0.06) 0%, transparent 60%);
  z-index: 1;
}
.dc2-hero__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-14);
  align-items: center;
  position: relative;
  z-index: 2;
}
@media (max-width: 900px) {
  .dc2-hero__layout { grid-template-columns: 1fr; }
  .dc2-hero__visual { order: -1; }
}
.dc2-hero__eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(10,108,255,0.15); border: 1px solid rgba(10,108,255,0.3);
  color: #7ec8f7; font-size: var(--font-size-sm); font-weight: 600;
  letter-spacing: 0.05em; text-transform: uppercase;
  padding: 6px 14px; border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}
.dc2-hero__title {
  font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-white); line-height: 1.15;
  margin-bottom: var(--space-5);
}
.dc2-hero__title span { color: #7ec8f7; }
.dc2-hero__desc { font-size: var(--font-size-lg); color: rgba(255,255,255,0.7); line-height: 1.7; margin-bottom: var(--space-8); }
.dc2-hero__actions { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-bottom: var(--space-8); }
@media (max-width: 640px) { .dc2-hero__stats { grid-template-columns: repeat(2, 1fr); } }

/* ── DC Layers visual ── */
.dc2-layers {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  backdrop-filter: blur(10px);
}
.dc2-layers__label {
  font-size: var(--font-size-xs); text-transform: uppercase; letter-spacing: 0.08em;
  color: rgba(255,255,255,0.4); font-weight: 600; margin-bottom: var(--space-4);
}
.dc2-layer {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-2);
  border: 1px solid transparent;
  transition: all 0.3s ease;
  cursor: default;
}
.dc2-layer--net    { background: rgba(10,108,255,0.1); border-color: rgba(10,108,255,0.2); color: #7ec8f7; }
.dc2-layer--app    { background: rgba(124,58,237,0.1); border-color: rgba(124,58,237,0.2); color: #c4b5fd; }
.dc2-layer--storage { background: rgba(23,233,183,0.08); border-color: rgba(23,233,183,0.2); color: #6ee7b7; }
.dc2-layer--power  { background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.2); color: #fcd34d; }
.dc2-layer:hover { transform: translateX(4px); filter: brightness(1.1); }
.dc2-layer svg { flex-shrink: 0; }
.dc2-layer__name { font-size: var(--font-size-sm); font-weight: 600; flex: 1; }
.dc2-layer__detail { font-size: var(--font-size-xs); color: rgba(255,255,255,0.4); flex-shrink: 0; }
.dc2-layer__status {
  font-size: 10px; font-weight: 700; letter-spacing: 0.05em;
  padding: 2px 8px; border-radius: var(--radius-full); flex-shrink: 0;
}
.dc2-layer__status--ok { background: rgba(23,233,183,0.15); color: #34d399; }
.dc2-layers__uptime {
  display: flex; align-items: center; gap: var(--space-2);
  margin-top: var(--space-4); padding-top: var(--space-4);
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: var(--font-size-xs); color: rgba(255,255,255,0.5);
}
.dc2-layers__uptime-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 6px #34d399;
  animation: dc2-pulse 2s ease infinite;
  flex-shrink: 0;
}
@keyframes dc2-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 6px #34d399; }
  50% { opacity: 0.6; box-shadow: 0 0 12px #34d399; }
}

/* ── Services Grid ── */
.dc2-services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-12);
}
@media (max-width: 1024px) { .dc2-services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .dc2-services-grid { grid-template-columns: 1fr; } }

.dc2-svc-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  display: flex; flex-direction: column; gap: var(--space-3);
  transition: box-shadow 0.25s ease, transform 0.25s ease;
  cursor: default;
}
.dc2-svc-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(10,108,255,0.1);
}
.dc2-svc-card--featured {
  border-color: var(--color-brand-500);
  box-shadow: 0 0 0 1px var(--color-brand-500), 0 8px 24px rgba(10,108,255,0.12);
}
.dc2-svc-card__icon {
  width: 48px; height: 48px; border-radius: var(--radius-xl);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.dc2-svc-card__icon--blue   { background: rgba(10,108,255,0.1); color: var(--color-brand-500); }
.dc2-svc-card__icon--purple { background: rgba(124,58,237,0.1); color: #7c3aed; }
.dc2-svc-card__icon--accent { background: rgba(23,233,183,0.12); color: #059669; }
.dc2-svc-card__icon--red    { background: rgba(239,68,68,0.1); color: #dc2626; }
.dc2-svc-card__icon--green  { background: rgba(34,197,94,0.1); color: #16a34a; }
.dc2-svc-card__icon--orange { background: rgba(245,158,11,0.1); color: #d97706; }

.dc2-svc-card__tag {
  display: inline-block;
  font-size: 11px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 2px 10px; border-radius: var(--radius-full);
  background: rgba(10,108,255,0.08); color: var(--color-brand-500);
  width: fit-content;
}
.dc2-svc-card__tag--purple { background: rgba(124,58,237,0.1); color: #7c3aed; }
.dc2-svc-card__tag--accent { background: rgba(23,233,183,0.12); color: #059669; }
.dc2-svc-card__tag--red    { background: rgba(239,68,68,0.08); color: #dc2626; }
.dc2-svc-card__tag--green  { background: rgba(34,197,94,0.08); color: #16a34a; }
.dc2-svc-card__tag--orange { background: rgba(245,158,11,0.1); color: #d97706; }

.dc2-svc-card__title {
  font-size: var(--font-size-lg); font-weight: var(--font-weight-semibold);
  color: var(--color-gray-900); margin: 0;
}
.dc2-svc-card__desc {
  font-size: var(--font-size-sm); color: var(--color-gray-500); line-height: 1.65; flex: 1;
}
.dc2-svc-card__list {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 6px;
}
.dc2-svc-card__list li {
  font-size: var(--font-size-xs); color: var(--color-gray-500);
  padding-left: 18px; position: relative;
}
.dc2-svc-card__list li::before {
  content: '·'; position: absolute; left: 4px;
  color: var(--color-brand-500); font-weight: 700;
}

/* ── Specs Section ── */
.dc2-specs-section {
  background: var(--color-gray-50);
}
.dc2-specs-layout {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: var(--space-16); align-items: center;
}
@media (max-width: 900px) { .dc2-specs-layout { grid-template-columns: 1fr; } }

.dc2-specs-title {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900); line-height: 1.2;
  margin: var(--space-4) 0;
}
.dc2-specs-desc { color: var(--color-gray-500); line-height: 1.7; margin-bottom: var(--space-6); }
.dc2-specs-badges { display: flex; gap: var(--space-2); flex-wrap: wrap; }
.dc2-badge {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  color: var(--color-gray-600);
  font-size: 12px; font-weight: 600;
  padding: 4px 12px; border-radius: var(--radius-full);
}

.dc2-spec-row {
  display: flex; align-items: center; gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.dc2-spec-row__label {
  display: flex; align-items: center; gap: 6px;
  font-size: var(--font-size-sm); color: var(--color-gray-600);
  width: 200px; flex-shrink: 0;
}
.dc2-spec-row__bar {
  flex: 1; height: 6px; background: var(--color-gray-200);
  border-radius: var(--radius-full); overflow: hidden;
}
.dc2-spec-row__fill {
  height: 100%; width: var(--w, 0%);
  background: var(--color-brand-500);
  border-radius: var(--radius-full);
  animation: dc2-bar-grow 1.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}
.dc2-spec-row__fill--accent { background: #17e9b7; }
@keyframes dc2-bar-grow {
  from { width: 0; }
  to { width: var(--w, 0%); }
}
.dc2-spec-row__val {
  font-size: var(--font-size-sm); font-weight: 600;
  color: var(--color-gray-900); width: 80px; text-align: right; flex-shrink: 0;
}

/* ── Use Cases Grid ── */
.dc2-usecase-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5); margin-top: var(--space-12);
}
@media (max-width: 768px) { .dc2-usecase-grid { grid-template-columns: 1fr; } }

.dc2-usecase-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  border-radius: var(--radius-2xl);
  padding: var(--space-7);
  position: relative;
  transition: box-shadow 0.25s ease;
  cursor: default;
}
.dc2-usecase-card:hover { box-shadow: 0 8px 32px rgba(0,0,0,0.08); }
.dc2-usecase-card__num {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  color: var(--color-gray-100);
  line-height: 1;
  margin-bottom: var(--space-3);
  font-variant-numeric: tabular-nums;
}
.dc2-usecase-card__title {
  font-size: var(--font-size-xl); font-weight: var(--font-weight-semibold);
  color: var(--color-gray-900); margin-bottom: var(--space-3);
}
.dc2-usecase-card__desc {
  font-size: var(--font-size-sm); color: var(--color-gray-500); line-height: 1.65; margin-bottom: var(--space-4);
}
.dc2-usecase-card__tag {
  font-size: 11px; font-weight: 600; letter-spacing: 0.04em;
  color: var(--color-brand-500); background: rgba(10,108,255,0.06);
  padding: 4px 12px; border-radius: var(--radius-full);
  display: inline-block;
}