*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:         #ffffff;
  --bg-alt:     #f8fafc;
  --bg-card:    #ffffff;

  --blue:       #00579c;
  --blue-dim:   #004a85;
  --blue-deep:  #003a6e;
  --blue-glow:  rgba(0,87,156,.22);
  --blue-faint: rgba(0,87,156,.07);
  --blue-mid:   rgba(0,87,156,.14);

  --orange:     #e65100;
  --orange-dim: rgba(230,81,0,.10);
  --teal:       #00897b;
  --teal-dim:   rgba(0,137,123,.10);
  --green:      #2e7d32;

  --border:     rgba(148,163,184,.28);
  --border-hi:  rgba(0,87,156,.20);

  --t1: #0f172a;
  --t2: #475569;
  --t3: #94a3b8;

  --font: 'Inter', system-ui, sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --radius: 14px;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--t1);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
.an { opacity:0; transform:translateY(24px); transition:opacity .6s ease,transform .6s ease; }
.an.in { opacity:1; transform:none; }

/* ── Buttons ── */
.btn-p {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font); font-size: 18px; font-weight: 700;
  background: var(--blue); color: #fff;
  border: none; border-radius: 8px; padding: 13px 26px;
  cursor: pointer; transition: all .2s;
}
.btn-p:hover { background: var(--blue-dim); box-shadow: 0 0 28px 8px var(--blue-glow); }
.btn-s {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font); font-size: 18px; font-weight: 600;
  background: transparent; color: var(--t2);
  border: 1px solid var(--border); border-radius: 8px; padding: 12px 24px;
  cursor: pointer; transition: all .2s;
}
.btn-s:hover { background: var(--blue-faint); color: var(--t1); border-color: var(--blue); }

/* ══════════════════ STICKY SUBNAV ══════════════════ */
.subnav {
  background: var(--bg); border-bottom: 1px solid var(--border);
  display: grid; grid-template-columns: 1fr auto 1fr;
  align-items: center; padding: 0 32px; z-index: 200;
}
.subnav.stuck { position: fixed; top: 62px; left: 0; right: 0; box-shadow: 0 4px 20px rgba(0,0,0,.05); }
.sn-ph { display: none; height: 53px; }
.sn-ph.show { display: block; }
.sn-links { display: flex; align-items: center; justify-content: center; }
.sn-link {
  font-size: 14px; color: var(--t2); font-weight: 500;
  padding: 16px 22px; cursor: pointer; position: relative; transition: color .15s;
}
.sn-link:hover { color: var(--blue); }
.sn-link.act { color: var(--blue); font-weight: 700; }
.sn-link.act::after { content:""; position:absolute; bottom:0; left:22px; right:22px; height:2px; background:var(--blue); }
.sn-right { display: flex; justify-content: flex-end; align-items: center; }
.btn-sn {
  font-size: 13px; font-weight: 700; color: #fff; background: var(--blue);
  border: none; border-radius: 8px; padding: 9px 20px;
  cursor: pointer; font-family: var(--font); transition: background .15s;
}
.btn-sn:hover { background: var(--blue-dim); }

/* ══════════════════ BENEFITS / ADVANTAGES ══════════════════ */
.sec-benefits { padding: var(--space-section) 0; background: var(--bg); }
 

.ben-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  position: relative;
  width: 100%;
  overflow: hidden;
  isolation: isolate;
  --ben-cols: 3;
  --ben-index: 0;
  --ben-gap: 20px;
  --ben-ease: cubic-bezier(0.22, 1, 0.36, 1);
  gap: var(--ben-gap);
}

.ben-track-bg {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  /* account for grid gap: col = (100% - (cols-1)*gap) / cols */
  width: calc((100% - (var(--ben-cols) - 1) * var(--ben-gap)) / var(--ben-cols));
  background-color: #0a2751;
  background-image: url('/static/skin/images/solution/government/block-hover-bg.webp');
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: center;
  border-radius: var(--radius-sm);
  z-index: 1;
  pointer-events: none;
  /* 100% here = track width; step = one card + one gap */
  transform: translateX(calc(var(--ben-index) * (100% + var(--ben-gap))));
  transition: transform 0.55s var(--ben-ease);
}

.ben-card {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;  
  justify-content: center;
  text-align: center;
  min-height: 210px;
  min-width: 0;
  padding: 40px 28px 36px;
  background: linear-gradient(97deg, #d2e7ff4d 16%, #d2e7ff1a 89%);
  box-sizing: border-box;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.25s ease, color 0.25s ease;
}

.ben-card.active {
  background: transparent;
}

.ben-icon-wrap {
  width: 58px;
  height: 58px;
  margin-bottom: 28px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 3;
}

.ben-icon-wrap img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.ben-icon-wrap svg { display: none; }

.ben-title {
  position: relative;
  z-index: 3;
  margin: 0;
  font-size: var(--font-size-base);
  font-weight: 700;
  letter-spacing: -0.015em;
  color: #0f172a;
  line-height: 1.35;
  transition: color 0.25s ease;
}

.ben-card.active .ben-title {
  color: #fff;
}

.ben-card.active.is-entering .ben-title {
  animation: ben-title-in 0.55s var(--ben-ease) 0.08s both;
}

@keyframes ben-title-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .ben-track-bg { transition: none; }
  .ben-card.active.is-entering .ben-title {
    animation: none;
    opacity: 1;
    transform: none;
  }
}

/* Mobile / touch: per-card active (tap = desktop hover) */
@media (max-width: 960px), (hover: none) {
  .ben-grid {
    grid-template-columns: 1fr;
    --ben-gap: 16px;
    overflow: visible;
    isolation: auto;
  }
  .ben-track-bg { display: none; }
  .ben-card {
    min-height: 200px;
    background: linear-gradient(160deg, rgba(210, 231, 255, 0.42) 12%, rgba(210, 231, 255, 0.08) 88%);
    transition: background 0.35s ease, box-shadow 0.35s ease;
  }
  .ben-card.active {
    background-color: #0a2751;
    background-image: url('/static/skin/images/solution/government/block-hover-bg.webp');
    background-repeat: no-repeat;
    background-size: 100% 100%;
    background-position: center;
    box-shadow: 0 16px 40px -18px rgba(10, 39, 81, 0.55);
  }
  .ben-card.active .ben-title { color: #fff; }
}

/* ══════════════════ WHY ZSTACK ══════════════════ */
.sec-why {
  position: relative;
  padding: var(--space-section) 0;
  background: linear-gradient(0deg, #F7F9FC, #F7F9FC), #F8F9FD;
  overflow: hidden;
}
.sec-why .why-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: url('/static/skin/images/solution/government/block-2-bg.png') no-repeat top 80px center;
  background-size: 70% auto;
}
.sec-why .inner {
  position: relative;
  z-index: 1;
}
.why-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 0 auto;
}
.why-card {
  display: flex;
  align-items: stretch;
  gap: 0;
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid #E7EAF0;
  transition: transform .25s ease, box-shadow .25s ease;
}
.why-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 44px -16px rgba(15, 40, 80, 0.22);
}
.why-icon {
  flex: 0 0 clamp(140px, 22%, 200px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(24px, 3vw, 36px) clamp(20px, 2.5vw, 32px);
  background: linear-gradient(90deg, rgba(210, 231, 255, 0.72) 0%, rgba(210, 231, 255, 0.18) 70%, rgba(255, 255, 255, 0) 100%);
}
.why-icon img {
  display: block;
  width: clamp(80px, 10vw, 100px);
  height: auto;
  object-fit: contain;
}
.why-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(24px, 3vw, 40px) clamp(24px, 3.5vw, 48px) clamp(24px, 3vw, 40px) clamp(8px, 1.5vw, 16px);
}
.why-title {
  margin: 0 0 10px;
  font-size: var(--font-size-subtitle);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.35;
  color: var(--color-block-title);
}
.why-txt {
  margin: 0;
  font-size: var(--font-size-body);
  color: var(--color-block-dec);
  line-height: 1.65;
}

/* ══════════════════ USE CASES ══════════════════ */
.sec-uc {
  padding: var(--space-section) 0;
  background: var(--bg);
}
.uc-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 39px;
  align-items: stretch;
}
.uc-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: var(--space-gutter);
  background: linear-gradient(359deg, #d2e7ff4d 0%, #d2e7ff1a 99%);
border: 1px solid #E7EAF0;
  border-radius: var(--radius-md);
  box-sizing: border-box;
  transition: background .28s ease, border-color .28s ease, box-shadow .28s ease, transform .28s ease;
}
.uc-badge {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  margin-bottom: var(--space-card);
  padding: calc(var(--space-card) / 4) var(--space-card);
  font-family: var(--font-sans);
  font-size: var(--font-size-caption);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(255, 255, 255, 0.55);
  box-shadow: inset 0 -6px 12px 0 rgba(0, 87, 156, 0.10);
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  transition: color .28s ease, background .28s ease, box-shadow .28s ease, border-color .28s ease;
}
.uc-title {
  margin: 0 0 var(--space-card);
  font-size: var(--font-size-module-title);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.35;
  color: var(--color-title);
  transition: color .28s ease;
}
.uc-txt {
  margin: 0;
  flex: 1;
  font-size: var(--font-size-body);
  line-height: 1.7;
  color: var(--color-block-dec);
  transition: color .28s ease;
}
.uc-tags {
  display: grid;
  grid-template-columns: max-content max-content;
  justify-content: start;
  gap: calc(var(--space-card) / 2);
  margin-top: var(--space-gutter);
}
.uc-tag {
  display: inline-flex;
  align-items: center;
  padding: calc(var(--space-card) / 4) calc(var(--space-card) * 0.7);
  font-family: var(--font-sans);
  font-size: var(--font-size-caption);
  font-weight: 500;
  color: var(--color-primary);
  background: linear-gradient(94deg, #d2e7ff4d 15%, #d2e7ff1a 90%);
  box-sizing: border-box;
  /* 填充/描边-浅 */
  border: 1px solid #E7EAF0;
  border-radius: var(--radius-pill);
  transition: color .28s ease, background .28s ease, border-color .28s ease;
}

/* Hover = primary blue card (design) */
.uc-card:hover {
  background: linear-gradient(137deg, #023d73 1%, #02569b 64%, #014a86 96%);
  border-color: #E7EAF0;
  box-shadow: var(--shadow-selected);
  transform: translateY(-4px);
}
.uc-card:hover .uc-badge {
  color: var(--color-text-on-dark);
  background: rgba(255, 255, 255, 0.01);
box-shadow: inset 0px -7px 12px 0px rgba(255, 255, 255, 0.12),inset 0px -7px 12px 0px rgba(0, 87, 156, 0.12);
}
.uc-card:hover .uc-title {
  color: var(--color-text-on-dark);
}
.uc-card:hover .uc-txt {
  color: var(--color-text-on-dark-muted);
}
.uc-card:hover .uc-tag {
  color: var(--color-text-on-dark);
  background: transparent;
  border-color: rgba(255, 255, 255, 0.45);
}

/* ══════════════════ CUSTOMERS — tab stories ══════════════════ */
.sec-cust {
  padding: var(--space-section) 0;
  background: var(--bg-alt);
}

/* Tabs */
.cust-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: var(--space-gutter);
  gap: var(--space-card);
}
.cust-tab {
  appearance: none;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 0 0 var(--space-card);
  text-align: left;
  font-family: var(--font-sans);
  color: var(--color-ink-muted);
  border-bottom: 3px solid var(--color-border);
  margin-bottom: -1px;
  transition: color .2s ease, border-color .2s ease;
}
.cust-tab-num {
  display: block;
  font-size: var(--font-size-caption);
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-bottom: calc(var(--space-card) / 4);
}
.cust-tab-label {
  display: block;
  font-size: var(--font-size-subtitle);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.3;
}
.cust-tab:hover { color: var(--color-primary); }
.cust-tab.is-active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* Panels */
.cust-panels { position: relative; }
.cust-panel {
  display: none;
  grid-template-columns: minmax(0, 0.80fr) minmax(0, 1.3fr);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  min-height: 420px;
}
.cust-panel.is-active { display: grid; }

.cust-panel-left {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: var(--space-module) var(--space-module);
  background-color: #E2EDFA;
  background-image: var(--gradient-2), url('/static/skin/images/solution/government/block-4-make.png');
  background-repeat: no-repeat, no-repeat;
  background-position: center, right bottom;
  background-size: cover, min(100%, 420px) auto;
}
.cust-avatar {
  width: calc(var(--space-gutter) + var(--space-card));
  height: calc(var(--space-gutter) + var(--space-card));
  border-radius: var(--radius-pill);
  display: grid;
  place-items: center;
  margin-bottom: var(--space-module);
  font-size: var(--font-size-base);
  font-weight: 800;
  color: var(--color-text-on-dark);
  background: var(--color-primary);
  flex-shrink: 0;
}
.cust-org-name {
  margin: 0 0 var(--space-module);
  max-width: 18em;
  font-size: var(--font-size-module-title);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--color-primary);
}
.cust-org-sub {
  margin: 0;
  font-size: var(--font-size-body);
  color: var(--color-block-dec);
  line-height: 1.5;
}

.cust-panel-right {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-gutter);
  padding: var(--space-module) ;
  background: var(--bg-card);
}
.cust-block { min-width: 0; }
.cust-pill {
  display: inline-flex;
  align-items: center;
  margin-bottom: calc(var(--space-card) / 2);
  font-family: var(--font-sans);
  font-size: var(--font-size-caption);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.01);
  box-shadow: inset 0px -7px 12px 0px rgba(0, 87, 156, 0.12);
  border-radius: var(--radius-pill);
}
.cust-text {
  margin: 0;
  font-size: var(--font-size-base);
  line-height: 1.7;
  color: var(--color-text-secondary);
}
.cust-result-label {
  margin-bottom: calc(var(--space-card) / 2);
  font-size: var(--font-size-subtitle);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-title);
}
.cust-result-text {
  margin: 0;
  font-size: var(--font-size-subtitle);
  font-weight: 700;
  line-height: 1.45;
  color: var(--color-primary);
}

/* CTA */
.cust-bottom-cta {
  display: flex;
  justify-content: center;
  margin-top: var(--space-module);
}
.cust-more-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-card);
  padding: calc(var(--space-card) / 2) var(--space-card) calc(var(--space-card) / 2) calc(var(--space-card) / 2);
  padding-right: var(--space-gutter);
  font-family: var(--font-sans);
  font-size: var(--font-size-body);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-text-on-dark);
  background: var(--color-primary);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-selected);
  transition: background .2s ease, transform .2s ease;
}
.cust-more-btn:hover {
  background: var(--color-primary-dim);
  color: var(--color-text-on-dark);
  transform: translateY(-1px);
}
.cust-more-icon {
  width: var(--space-gutter);
  height: var(--space-gutter);
  border-radius: var(--radius-pill);
  display: grid;
  place-items: center;
  background: var(--color-text-on-dark);
  color: var(--color-primary);
  flex-shrink: 0;
}

/* ══════════════════ ARCHITECTURE ══════════════════ */
.sec-arch { padding: 100px 0; background: var(--bg); }
.arch-box {
  border-radius: 20px; overflow: hidden;
  box-shadow: 0 32px 80px -16px rgba(14,52,148,.28), 0 8px 28px -8px rgba(0,0,0,.12);
}
.arch-inner {
  padding: 36px 40px;
  background: linear-gradient(140deg, #003a6e 0%, #00579c 50%, #004a85 100%);
  position: relative; overflow: hidden;
}
.arch-inner::before {
  content:''; position:absolute; inset:0; pointer-events:none;
  background-image: radial-gradient(rgba(255,255,255,.10) 1px, transparent 1px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse 95% 85% at 50% 50%, black 20%, transparent 100%);
}
.arch-inner::after {
  content:''; position:absolute; inset:0; pointer-events:none;
  background: radial-gradient(ellipse 55% 65% at 5% 50%,rgba(255,255,255,.07) 0%,transparent 60%), radial-gradient(ellipse 45% 55% at 95% 50%,rgba(100,200,255,.08) 0%,transparent 60%);
}
.arch-layer-label {
  font-size: 10px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(255,255,255,.50); font-family: var(--font); margin-bottom: 18px;
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: center; gap: 12px;
}
.arch-layer-label::before,.arch-layer-label::after { content:''; flex:1; height:1px; background:rgba(255,255,255,.14); }
.arch-prod-grid {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 10px;
  margin-bottom: 14px; position: relative; z-index: 1;
}
.arch-prod-col {
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 22px 20px 18px; border-radius: 14px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15);
  cursor: pointer; transition: background .25s, border-color .25s, transform .28s cubic-bezier(.22,.68,0,1.2), box-shadow .28s;
  position: relative; overflow: hidden; min-height: 130px; text-decoration: none;
}
.arch-prod-col::before { content:''; position:absolute; top:0; left:0; right:0; height:2px; opacity:0; transition:opacity .25s; }
.arch-prod-col:nth-child(1)::before { background:linear-gradient(90deg,#00579c,#38b2ff); }
.arch-prod-col:nth-child(2)::before { background:linear-gradient(90deg,#00897b,#38d4c8); }
.arch-prod-col:nth-child(3)::before { background:linear-gradient(90deg,#374d7a,#6a88c0); }
.arch-prod-col:nth-child(4)::before { background:linear-gradient(90deg,#e65100,#ff9a3c); }
.arch-prod-col:hover { background:rgba(255,255,255,.16); border-color:rgba(255,255,255,.32); transform:translateY(-5px); }
.arch-prod-col:hover::before { opacity:1; }
.arch-prod-col:nth-child(1):hover { box-shadow:0 20px 48px -10px rgba(56,178,255,.35); }
.arch-prod-col:nth-child(2):hover { box-shadow:0 20px 48px -10px rgba(56,212,200,.35); }
.arch-prod-col:nth-child(3):hover { box-shadow:0 20px 48px -10px rgba(255,255,255,.20); }
.arch-prod-col:nth-child(4):hover { box-shadow:0 20px 48px -10px rgba(255,154,60,.40); }
.arch-prod-badge {
  font-size: 12px; font-weight: 900; letter-spacing: 0.06em; color: #fff;
  border-radius: 6px; padding: 4px 11px; display: inline-block;
  margin-bottom: 12px; font-family: var(--font); line-height: 1;
}
.arch-prod-col:nth-child(1) .arch-prod-badge { background:rgba(0,87,156,.6); }
.arch-prod-col:nth-child(2) .arch-prod-badge { background:rgba(0,137,123,.6); }
.arch-prod-col:nth-child(3) .arch-prod-badge { background:rgba(55,77,122,.6); }
.arch-prod-col:nth-child(4) .arch-prod-badge { background:rgba(230,81,0,.6); }
.arch-prod-name { font-size: 13px; font-weight: 700; color: rgba(255,255,255,.78); line-height: 1.4; flex:1; }
.arch-prod-cta {
  display: flex; align-items: center; gap: 5px; margin-top: 18px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  color: rgba(255,255,255,.30); font-family: var(--font); transition: color .2s, gap .2s;
}
.arch-prod-col:hover .arch-prod-cta { color:rgba(255,255,255,.75); gap:8px; }
.arch-cross { margin-top: 12px; position: relative; z-index: 1; }
.arch-cross-lbl {
  font-size: 9px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(255,255,255,.25); font-family: var(--font); margin-bottom: 8px;
  display: flex; align-items: center; gap: 10px;
}
.arch-cross-lbl::before,.arch-cross-lbl::after { content:''; flex:1; height:1px; background:rgba(255,255,255,.06); }
.arch-cross-grid { display: grid; grid-template-columns: repeat(8,1fr); gap: 6px; }
.arch-cross-item {
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14);
  border-radius: 7px; padding: 8px 6px; text-align: center;
  cursor: pointer; transition: background .18s, border-color .18s, transform .18s; text-decoration: none;
}
.arch-cross-item:hover { background:rgba(255,255,255,.18); border-color:rgba(255,255,255,.35); transform:translateY(-2px); }
.arch-cross-name { font-size: 10px; font-weight: 700; color:rgba(255,255,255,.72); font-family: var(--font); line-height:1.2; }
.arch-cross-func { font-size: 9px; color:rgba(255,255,255,.40); margin-top:3px; line-height:1.3; }
.arch-cross-item:hover .arch-cross-name { color:#fff; }
.arch-cross-item:hover .arch-cross-func { color:rgba(255,255,255,.70); }

/* arch CTA row */
.arch-cta-row {
  display: flex; justify-content: center; gap: 14px; margin-top: 40px;
}

/* ══════════════════ MORE SOLUTIONS — industry covers ══════════════════ */
.sec-solutions {
  padding: var(--space-section) 0;
  background: #ffffff;
}

.sol-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-card);
}
.sol-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: transform .25s ease, box-shadow .25s ease;
  border: 1px solid #E7EAF0;
}
.sol-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-selected);
}
.sol-card--wide {
  grid-column: 1 / -1;
}
.sol-cover {
  position: relative;
  aspect-ratio: 4 / 2;
  overflow: hidden;
}
.sol-card--wide .sol-cover {
  aspect-ratio: 21 / 3.5;
}
.sol-cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .35s ease;
}
.sol-card:hover .sol-cover img {
  transform: scale(1.04);
}
.sol-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-card);
  padding: var(--space-card) var(--space-gutter);
  background: linear-gradient(93deg, #d2e7ff4d 15%, #d2e7ff1a 90%);
}
.sol-card--wide .sol-foot {
  justify-content: center;
}
.sol-name {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-title);
  line-height: 1.3;
}
.sol-arrow {
  flex-shrink: 0;
  width: var(--space-gutter);
  height: var(--space-gutter);
  border-radius: var(--radius-pill);
  display: grid;
  place-items: center;
  background: var(--color-primary);
  color: var(--color-text-on-dark);
  transition: background .2s ease, transform .2s ease;
}
.sol-card:hover .sol-arrow {
  background: var(--color-primary-dim);
  transform: translate(2px, -2px);
}

/* ══════════════════ RESPONSIVE ══════════════════ */
@media (max-width: 960px) {
  .why-list { gap: var(--space-card); max-width: 100%; }
  .why-card {
    flex-direction: column;
    border-radius: var(--radius-md);
  }
  .why-icon {
    flex: none;
    width: 100%;
    padding: var(--space-card) var(--space-card) calc(var(--space-card) * 0.4);
    background: linear-gradient(180deg, rgba(210, 231, 255, 0.65) 0%, rgba(210, 231, 255, 0.12) 75%, rgba(255, 255, 255, 0) 100%);
  }
  .why-icon img { width: 96px; }
  .why-body {
    padding: calc(var(--space-card) * 0.75) var(--space-card) var(--space-card);
    text-align: left;
  }
  .uc-grid { grid-template-columns: 1fr; }
  .uc-card { padding: var(--space-gutter); }
  .cust-panel {
    grid-template-columns: 1fr;
    min-height: 0;
  }
  .cust-panel-left {
    min-height: 240px;
    background-position: right center;
    background-size: min(280px, 70%) auto;
  }
  .cust-tab-label { font-size: var(--font-size-base); }
  .sol-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sol-card--wide { grid-column: 1 / -1; }
  .sol-card--wide .sol-cover { aspect-ratio: 16 / 7; }
  .arch-prod-grid { grid-template-columns: 1fr 1fr; }
  .arch-cross-grid { grid-template-columns: repeat(4,1fr); }
}
@media (max-width: 640px) {
  .sec-why { padding: var(--space-section) 0; }
  .sec-why .why-bg {
    background-size: min(900px, 160%) auto;
    background-position: center 70%;
  }
  .why-icon { padding: var(--space-card) var(--space-gutter) calc(var(--space-card) * 0.25); }
  .why-icon img { width: 84px; }
  .why-body { padding: calc(var(--space-card) * 0.6) var(--space-gutter) var(--space-card); }
  .why-title { font-size: var(--font-size-lg); margin-bottom: calc(var(--space-card) * 0.5); }
  .why-txt { font-size: var(--font-size-body); }
  .uc-tags { margin-top: var(--space-card); }
  .cust-tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .cust-tabs::-webkit-scrollbar { display: none; }
  .cust-tab {
    min-width: 0;
    padding-bottom: calc(var(--space-card) * 0.75);
  }
  .cust-tab-label { font-size: var(--font-size-body); }
  .cust-panel-left,
  .cust-panel-right { padding: var(--space-gutter) var(--space-card); }
  .cust-panel-right { gap: var(--space-card); }
  .cust-org-name { max-width: none; font-size: var(--font-size-subtitle); }
  .cust-text,
  .cust-result-text { font-size: var(--font-size-body); }
  .cust-result-label { font-size: var(--font-size-base); }
  .cust-more-btn {
    width: 100%;
    justify-content: center;
    font-size: var(--font-size-caption);
  }
  .sol-grid { grid-template-columns: 1fr; gap: var(--space-card); }
  .sol-foot { padding: var(--space-card); }
  .sol-name { font-size: var(--font-size-body); }
  .sol-card--wide .sol-cover { aspect-ratio: 16 / 9; }
  .sol-card--wide .sol-foot { justify-content: space-between; }
}

/* Touch: tap to toggle active = desktop hover look */
@media (hover: none) {
  .uc-card.is-active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-selected);
  }
  .uc-card.is-active .uc-badge {
    color: var(--color-text-on-dark);
    background: rgba(255, 255, 255, 0.14);
    box-shadow: none;
    border: 1px solid rgba(255, 255, 255, 0.35);
  }
  .uc-card.is-active .uc-title { color: var(--color-text-on-dark); }
  .uc-card.is-active .uc-txt { color: var(--color-text-on-dark-muted); }
  .uc-card.is-active .uc-tag {
    color: var(--color-text-on-dark);
    background: transparent;
    border-color: rgba(255, 255, 255, 0.45);
  }
}