/* ════════════════════════════════════════════
   du — Network Control Center (unique layout)
════════════════════════════════════════════ */
#biz.du-biz {
  background: #050910;
  color: #e9f2ff;
  overflow-x: hidden;
}

.du-page {
  min-height: 100vh;
  background: radial-gradient(1000px 600px at 10% 0%, rgba(0, 187, 242, 0.18), transparent 60%),
              radial-gradient(900px 540px at 90% 10%, rgba(180, 60, 255, 0.16), transparent 55%),
              #050910;
}

.du-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(18px, 4vw, 28px) clamp(16px, 4vw, 32px) 0;
}

.du-hero-bg {
  position: absolute;
  inset: -2px;
  background:
    linear-gradient(135deg, rgba(0, 187, 242, 0.22) 0%, rgba(0, 0, 0, 0) 45%),
    linear-gradient(225deg, rgba(180, 60, 255, 0.16) 0%, rgba(0, 0, 0, 0) 55%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.04) 0 1px, transparent 1px 16px);
  opacity: 0.9;
  pointer-events: none;
  mask-image: radial-gradient(1200px 420px at 20% 30%, #000 55%, transparent 100%);
}

.du-hero-grid {
  position: relative;
  z-index: 2;
  max-width: 1140px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 4vw, 28px);
  align-items: start;
}

@media (min-width: 900px) {
  .du-hero-grid { grid-template-columns: 1.05fr 0.95fr; }
}

.du-hero-left {
  padding-bottom: clamp(16px, 3vw, 22px);
}

.du-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid rgba(233, 242, 255, 0.16);
  background: rgba(5, 9, 16, 0.35);
  color: rgba(233, 242, 255, 0.88);
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s, background 0.15s;
}

.du-back:hover {
  transform: translateY(-1px);
  border-color: rgba(0, 187, 242, 0.45);
  background: rgba(5, 9, 16, 0.55);
}

.du-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 16px;
}

.du-logo {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.45);
  object-fit: cover;
}

.du-eyebrow {
  margin: 0 0 6px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(233, 242, 255, 0.65);
}

.du-title {
  margin: 0;
  font-family: 'Inter', sans-serif;
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: clamp(26px, 6.8vw, 44px);
  line-height: 1.05;
  text-transform: lowercase;
}

.du-title span {
  font-weight: 800;
  text-transform: none;
  background: linear-gradient(90deg, #00bbf2, #b43cff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-left: 6px;
}

.du-tagline {
  margin: 14px 0 0;
  max-width: 520px;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(233, 242, 255, 0.72);
}

.du-stats {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

@media (min-width: 560px) {
  .du-stats { grid-template-columns: repeat(4, 1fr); }
}

.du-stat {
  padding: 14px 12px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 9, 16, 0.42);
  backdrop-filter: blur(10px);
}

.du-stat-k {
  font-weight: 900;
  font-size: 16px;
  color: #00bbf2;
  letter-spacing: 0.02em;
}
.du-stat-v {
  font-weight: 800;
  font-size: 12px;
  margin-top: 2px;
}
.du-stat-sub {
  margin-top: 6px;
  font-size: 10px;
  line-height: 1.35;
  color: rgba(233, 242, 255, 0.6);
}

.du-hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.du-primary,
.du-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 14px;
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
}

.du-primary svg,
.du-secondary svg {
  width: 18px;
  height: 18px;
}

.du-primary {
  background: linear-gradient(135deg, rgba(0, 187, 242, 0.95), rgba(0, 187, 242, 0.65));
  color: #03101a;
  border-color: rgba(0, 187, 242, 0.55);
  box-shadow: 0 14px 30px rgba(0, 187, 242, 0.22);
}

.du-secondary {
  background: rgba(5, 9, 16, 0.42);
  color: rgba(233, 242, 255, 0.9);
}

.du-primary:hover,
.du-secondary:hover {
  transform: translateY(-1px);
  border-color: rgba(180, 60, 255, 0.45);
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.45);
}

/* ── Right panels ── */
.du-panels {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 560px) and (max-width: 899px) {
  .du-panels { grid-template-columns: 1fr 1fr; }
}

.du-panel {
  position: relative;
  border: none;
  padding: 0;
  cursor: pointer;
  border-radius: 18px;
  overflow: hidden;
  background: rgba(5, 9, 16, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform 0.2s, border-color 0.2s;
}

.du-panel:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 187, 242, 0.38);
}

.du-panel img {
  width: 100%;
  height: 170px;
  object-fit: cover;
  display: block;
  filter: saturate(1.05);
  transform: scale(1.02);
}

.du-panel-copy {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 16px;
  background: linear-gradient(180deg, transparent 30%, rgba(5, 9, 16, 0.92) 100%);
  text-align: left;
}

.du-panel-title {
  font-weight: 900;
  letter-spacing: 0.04em;
  color: #e9f2ff;
}

.du-panel-sub {
  margin-top: 3px;
  font-size: 12px;
  color: rgba(233, 242, 255, 0.68);
}

/* ── Main sections ── */
.du-main {
  max-width: 1140px;
  margin: 0 auto;
  padding: clamp(24px, 5vw, 40px) clamp(16px, 4vw, 32px) clamp(40px, 7vw, 56px);
}

.du-sec { margin-bottom: clamp(34px, 6vw, 52px); }

.du-sec-head { margin-bottom: 16px; }

.du-sec-label {
  margin: 0 0 6px;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(0, 187, 242, 0.85);
}

.du-sec-title {
  margin: 0;
  font-size: clamp(20px, 5vw, 28px);
  font-weight: 900;
  letter-spacing: -0.02em;
}

.du-sec-sub {
  margin: 8px 0 0;
  color: rgba(233, 242, 255, 0.65);
  font-size: 13px;
  line-height: 1.6;
  max-width: 560px;
}

.du-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

@media (min-width: 700px) {
  .du-actions { grid-template-columns: repeat(2, 1fr); }
}

.du-action {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 9, 16, 0.42);
  cursor: pointer;
  font-family: inherit;
  text-align: left;
  color: inherit;
  transition: transform 0.15s, border-color 0.15s, background 0.15s;
}

.du-action:hover {
  transform: translateY(-1px);
  border-color: rgba(180, 60, 255, 0.45);
  background: rgba(5, 9, 16, 0.6);
}

.du-action-ic {
  display: flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0, 187, 242, 0.2), rgba(180, 60, 255, 0.18));
  color: #00bbf2;
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.du-action-ic svg { width: 22px; height: 22px; }

.du-action-body { flex: 1; display: flex; flex-direction: column; gap: 3px; }
.du-action-title { font-weight: 900; color: rgba(233, 242, 255, 0.92); }
.du-action-desc { font-size: 12px; color: rgba(233, 242, 255, 0.6); line-height: 1.4; }

.du-action-go {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(0, 187, 242, 0.12);
  color: rgba(0, 187, 242, 0.9);
}

/* ── Plans ── */
.du-plan-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 820px) {
  .du-plan-row { grid-template-columns: repeat(4, 1fr); }
}

.du-plan {
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 9, 16, 0.42);
  border-radius: 18px;
  padding: 16px 16px 14px;
  cursor: pointer;
  text-align: left;
  color: inherit;
  transition: transform 0.15s, border-color 0.15s;
  position: relative;
  overflow: hidden;
}

.du-plan::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: radial-gradient(300px 160px at 20% 0%, rgba(0, 187, 242, 0.22), transparent 60%),
              radial-gradient(260px 160px at 90% 20%, rgba(180, 60, 255, 0.16), transparent 60%);
  opacity: 0.75;
  pointer-events: none;
}

.du-plan > * { position: relative; z-index: 1; }

.du-plan:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 187, 242, 0.45);
}

.du-plan-badge {
  display: inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: rgba(0, 187, 242, 0.16);
  border: 1px solid rgba(0, 187, 242, 0.28);
  color: rgba(233, 242, 255, 0.92);
}

.du-plan-name {
  margin-top: 10px;
  display: block;
  font-weight: 900;
  font-size: 14px;
}

.du-plan-meta {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: 6px;
  color: rgba(233, 242, 255, 0.85);
}
.du-plan-meta strong { font-size: 18px; color: #00bbf2; }
.du-plan-meta span { font-size: 11px; color: rgba(233, 242, 255, 0.6); }

.du-plan-kpis {
  margin-top: 10px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.du-plan-kpis .k { font-size: 10px; color: rgba(233, 242, 255, 0.55); letter-spacing: 0.08em; text-transform: uppercase; display: block; }
.du-plan-kpis .v { font-size: 12px; font-weight: 800; color: rgba(233, 242, 255, 0.9); display: block; margin-top: 3px; }

.du-plan-cta {
  display: inline-block;
  margin-top: 12px;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(180, 60, 255, 0.95);
}

/* ── Split cards ── */
.du-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: clamp(30px, 6vw, 44px);
}

@media (min-width: 820px) {
  .du-split { grid-template-columns: 1fr 1fr; }
}

.du-split-card {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  cursor: pointer;
}

.du-split-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  display: block;
  filter: saturate(1.05);
  transform: scale(1.01);
  transition: transform 0.35s;
}

.du-split-card:hover img { transform: scale(1.05); }

.du-split-copy {
  position: absolute;
  inset: 0;
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: linear-gradient(180deg, transparent 35%, rgba(5, 9, 16, 0.92) 100%);
  color: rgba(233, 242, 255, 0.92);
}

.du-split-copy .tag {
  opacity: 0.85;
  margin: 0 0 6px;
}

.du-split-copy h3 {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 900;
}

.du-split-copy p {
  margin: 0 0 10px;
  font-size: 13px;
  line-height: 1.55;
  color: rgba(233, 242, 255, 0.7);
  max-width: 520px;
}

.du-split-go {
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #00bbf2;
}

/* ── Footer band ── */
.du-footer {
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 9, 16, 0.42);
  padding: 18px;
}

.du-footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.du-foot-left {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-width: 240px;
}

.du-foot-ic {
  width: 44px;
  height: 44px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(180, 60, 255, 0.14);
  color: rgba(180, 60, 255, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.du-foot-ic svg { width: 24px; height: 24px; }

.du-foot-left h3 { margin: 0 0 4px; font-size: 16px; font-weight: 900; }
.du-foot-left p { margin: 0; font-size: 12px; color: rgba(233, 242, 255, 0.6); line-height: 1.5; }

.du-foot-btn {
  padding: 12px 18px;
  border-radius: 14px;
  border: 1px solid rgba(0, 187, 242, 0.35);
  background: rgba(0, 187, 242, 0.14);
  color: rgba(233, 242, 255, 0.92);
  font-family: 'Inter', sans-serif;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 11px;
  cursor: pointer;
  transition: transform 0.15s, background 0.15s, border-color 0.15s;
}
.du-foot-btn:hover {
  transform: translateY(-1px);
  background: rgba(0, 187, 242, 0.22);
  border-color: rgba(0, 187, 242, 0.55);
}