/* 政企合作页专属样式。 */

/* ---------- Hero ---------- */
.page-partners .page-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(80px, 10vw, 120px) 0 clamp(60px, 8vw, 100px);
  border-bottom: 1px solid var(--line);
}

.hero-deco {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.hero-deco svg {
  width: 100%;
  height: 100%;
  opacity: .45;
}
.hero-deco .link {
  fill: none;
  stroke: url(#partnerGrad);
  stroke-width: 1.4;
  stroke-dasharray: 8 6;
  opacity: .35;
  animation: linkFlow 22s linear infinite;
}
.hero-deco .node {
  fill: var(--bg);
  stroke: var(--lime);
  stroke-width: 1.5;
  opacity: .85;
  animation: nodePulse 3s ease-in-out infinite;
}
.hero-deco .node:nth-child(2) { animation-delay: .6s; }
.hero-deco .node:nth-child(3) { animation-delay: 1.2s; }
.hero-deco .node:nth-child(4) { animation-delay: 1.8s; }
.hero-deco .node:nth-child(5) { animation-delay: 2.4s; }

@keyframes linkFlow { to { stroke-dashoffset: -140; } }
@keyframes nodePulse {
  0%, 100% { transform: scale(1); opacity: .65; }
  50% { transform: scale(1.35); opacity: 1; }
}

.page-partners .page-hero .container { position: relative; z-index: 1; }
.page-partners .page-hero .eyebrow { color: var(--violet); }
.page-partners .hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.page-partners .page-hero h1 {
  font-size: clamp(32px, 4vw, 54px);
  line-height: 1.1;
  letter-spacing: -.035em;
  margin: 18px 0 24px;
  max-width: 920px;
}
.page-partners .page-hero h1 i {
  display: block;
  font-style: normal;
  color: transparent;
  -webkit-text-stroke: 1px var(--text);
  white-space: nowrap;
}
.page-partners .page-hero p {
  color: var(--muted);
  font-size: clamp(15px, 1.4vw, 18px);
  line-height: 1.8;
  max-width: 720px;
}
.page-partners .page-hero .actions { margin-top: 38px; }

.page-partners .hero-visual {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  min-height: 320px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 50% 0%, rgba(202,255,55,.08), transparent 45%),
    radial-gradient(circle at 80% 80%, rgba(143,108,255,.08), transparent 40%),
    rgba(13,14,18,.72);
  overflow: hidden;
}

.page-partners .partners-eco-svg {
  position: relative;
  z-index: 1;
  width: min(320px, 78%);
  height: auto;
  overflow: visible;
}

.page-partners .eco-orbit {
  opacity: .35;
  animation: ecoOrbitSpin 30s linear infinite;
}
.page-partners .eco-orbit:nth-of-type(2) { animation-direction: reverse; animation-duration: 22s; }

.page-partners .eco-link {
  stroke: var(--line);
  stroke-width: 1.5;
  stroke-dasharray: 4 3;
  opacity: .55;
}

.page-partners .eco-hub {
  animation: ecoHubPulse 3s ease-in-out infinite;
}

.page-partners .eco-node {
  animation: ecoNodePulse 3s ease-in-out infinite;
}
.page-partners .eco-node:nth-of-type(1) { animation-delay: .6s; }
.page-partners .eco-node:nth-of-type(2) { animation-delay: 1.2s; }
.page-partners .eco-node:nth-of-type(3) { animation-delay: 1.8s; }

.page-partners .eco-pulse {
  opacity: 0;
  animation: ecoPulseMove1 2.4s ease-in-out infinite;
}
.page-partners .eco-pulse:nth-of-type(2) {
  animation-name: ecoPulseMove2;
  animation-delay: .8s;
}
.page-partners .eco-pulse:nth-of-type(3) {
  animation-name: ecoPulseMove3;
  animation-delay: 1.6s;
}

@keyframes ecoOrbitSpin { to { transform: rotate(360deg); } }
@keyframes ecoHubPulse {
  0%, 100% { opacity: .85; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.04); }
}
@keyframes ecoNodePulse {
  0%, 100% { opacity: .85; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}
@keyframes ecoPulseMove1 {
  0% { opacity: 0; transform: translate(0, 0); }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { opacity: 0; transform: translate(0, -118px); }
}
@keyframes ecoPulseMove2 {
  0% { opacity: 0; transform: translate(0, 0); }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { opacity: 0; transform: translate(106px, 60px); }
}
@keyframes ecoPulseMove3 {
  0% { opacity: 0; transform: translate(0, 0); }
  15% { opacity: 1; }
  85% { opacity: 1; }
  100% { opacity: 0; transform: translate(-106px, 60px); }
}

/* ---------- Section grids ---------- */
.page-partners .section > .container > ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 18px;
}
.page-partners .government .grid-3,
.page-partners .enterprise .grid-3,
.page-partners .institution .grid-3 { grid-template-columns: repeat(3, 1fr); }
.page-partners .services .process-track { grid-template-columns: repeat(4, 1fr); }

/* ---------- Panel cards ---------- */
.page-partners .section li.panel {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(13, 14, 18, .86);
  transition: transform .35s var(--ease-out), border-color .35s, box-shadow .35s;
  position: relative;
  overflow: hidden;
}
.page-partners .section li.panel::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 0;
  background: var(--lime);
  transition: height .45s var(--ease-out);
}
.page-partners .section li.panel:hover::before { height: 100%; }
.page-partners .section li.panel:hover {
  border-color: var(--lime);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lime);
}
.page-partners .card-icon {
  width: 44px;
  height: 44px;
  color: var(--lime);
  margin-bottom: 18px;
}
.page-partners .card-icon svg { display: block; width: 100%; height: 100%; }
.page-partners .section li.panel h3 {
  font-size: 20px;
  margin: 0 0 12px;
  font-weight: 800;
}
.page-partners .section li.panel p {
  color: var(--muted);
  line-height: 1.7;
  margin: 0;
  font-size: 14px;
}

/* ---------- Services / process timeline ---------- */
.page-partners .process-track {
  position: relative;
  padding-top: 36px;
  counter-reset: step;
}
.page-partners .process-track::before {
  content: "";
  position: absolute;
  top: 60px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: linear-gradient(90deg, var(--lime), var(--violet));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.2s var(--ease-out);
}
.page-partners .process-track.is-revealed::before { transform: scaleX(1); }

.page-partners .process-track > li.panel {
  position: relative;
  padding: 26px 22px;
  text-align: center;
  counter-increment: step;
  overflow: visible;
}
.page-partners .process-track > li.panel::after {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 2px solid var(--violet);
  background: var(--bg);
  color: var(--violet);
  font: 700 14px var(--font-mono);
  z-index: 2;
  box-shadow: 0 0 0 6px rgba(143, 108, 255, .08);
  transition: box-shadow .35s, background .35s, color .35s;
}
.page-partners .process-track > li.panel:hover::after {
  background: var(--violet);
  color: var(--bg);
  box-shadow: 0 0 0 10px rgba(143, 108, 255, .14);
}
.page-partners .process-track > li.panel::before { display: none; }
.page-partners .process-track > li.panel:hover {
  border-color: var(--violet);
  transform: translateY(-4px);
  box-shadow: 0 .5rem 1.2rem rgba(143, 108, 255, .18);
}
.page-partners .process-track > li.panel h3 {
  font-size: 18px;
  margin: 22px 0 10px;
}
.page-partners .process-track > li.panel p { font-size: 14px; }

/* ---------- CTA ---------- */
.page-partners .cta { padding: 0; border-top: none; }
.cta-panel {
  background: linear-gradient(135deg, rgba(202, 255, 55, .08), rgba(143, 108, 255, .08));
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(44px, 7vw, 90px) clamp(28px, 4vw, 64px);
  text-align: center;
}
.cta-panel .section-heading {
  margin-inline: auto;
  margin-bottom: 32px;
}
.cta-panel h2 {
  font-size: clamp(28px, 4vw, 52px);
  margin-bottom: 14px;
}
.cta-panel p {
  color: var(--muted);
  max-width: 560px;
  margin-inline: auto;
}

/* ---------- Reveal / stagger ---------- */
.js.enhanced-motion .stagger-reveal > li.panel {
  opacity: 0;
  transform: translateY(1.2rem);
  transition: opacity .65s var(--ease-out), transform .65s var(--ease-out), border-color .35s, box-shadow .35s;
}
.js.enhanced-motion .stagger-reveal.is-revealed > li.panel {
  opacity: 1;
  transform: translateY(0);
}
.stagger-reveal.is-revealed > li.panel:nth-child(1) { transition-delay: 0ms; }
.stagger-reveal.is-revealed > li.panel:nth-child(2) { transition-delay: 110ms; }
.stagger-reveal.is-revealed > li.panel:nth-child(3) { transition-delay: 220ms; }
.stagger-reveal.is-revealed > li.panel:nth-child(4) { transition-delay: 330ms; }
.stagger-reveal.is-revealed > li.panel:nth-child(5) { transition-delay: 440ms; }
.stagger-reveal.is-revealed > li.panel:nth-child(6) { transition-delay: 550ms; }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .hero-deco .link,
  .hero-deco .node,
  .page-partners .eco-orbit,
  .page-partners .eco-hub,
  .page-partners .eco-node,
  .page-partners .eco-pulse { animation: none; }
  .page-partners .eco-orbit,
  .page-partners .eco-pulse { opacity: .35; }
  .page-partners .process-track::before { transition: none; transform: scaleX(1); }
  .js.enhanced-motion .stagger-reveal > li.panel { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .page-partners .government .grid-3,
  .page-partners .enterprise .grid-3,
  .page-partners .institution .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .page-partners .hero-inner { grid-template-columns: 1fr; }
  .page-partners .hero-visual { min-height: 260px; order: -1; }
  .page-partners .services .process-track { grid-template-columns: repeat(2, 1fr); }
  .page-partners .process-track::before { display: none; }
  .page-partners .process-track > li.panel::after {
    position: static;
    transform: none;
    margin: 0 auto 16px;
  }
  .page-partners .process-track > li.panel h3 { margin-top: 0; }
}

@media (max-width: 768px) {
  .page-partners .page-hero { padding: 90px 0 70px; }
  .page-partners .page-hero h1 { font-size: 32px; letter-spacing: -.02em; }
  .page-partners .page-hero p { font-size: 14px; }
  .page-partners .page-hero .actions { flex-direction: column; gap: 10px; margin-top: 28px; }
  .page-partners .page-hero .actions .btn { display: block; text-align: center; padding: 16px; }

  .page-partners .government .grid-3,
  .page-partners .enterprise .grid-3,
  .page-partners .institution .grid-3,
  .page-partners .services .process-track { grid-template-columns: 1fr; }

  .page-partners .process-track {
    padding-top: 0;
    gap: 22px;
    padding-left: 22px;
  }
  .page-partners .process-track::before {
    display: block;
    top: 0;
    bottom: 0;
    left: 43px;
    right: auto;
    width: 2px;
    height: auto;
    background: linear-gradient(180deg, var(--lime), var(--violet));
    transform: scaleY(0);
    transform-origin: top;
  }
  .page-partners .process-track.is-revealed::before { transform: scaleY(1); }
  .page-partners .process-track > li.panel {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 16px;
    align-items: start;
    text-align: left;
    padding: 22px;
  }
  .page-partners .process-track > li.panel::after {
    grid-row: 1 / span 2;
    width: 44px;
    height: 44px;
    margin: 0;
  }
  .page-partners .process-track > li.panel h3,
  .page-partners .process-track > li.panel p { grid-column: 2; }
  .page-partners .process-track > li.panel h3 { margin: 0 0 6px; }

  .page-partners .section li.panel { padding: 22px; }
  .cta-panel { padding: 40px 24px; }
}

@media (max-width: 414px) {
  .page-partners .page-hero h1 { font-size: 28px; }
  .cta-panel h2 { font-size: 24px; }
}

@media (hover: none), (pointer: coarse) {
  .page-partners .section li.panel:hover,
  .page-partners .process-track > li.panel:hover { transform: none; border-color: var(--line); }
  .page-partners .section li.panel:hover::before { height: 0; }
  .page-partners .process-track > li.panel:hover::after {
    background: var(--bg);
    color: var(--violet);
    box-shadow: 0 0 0 6px rgba(143, 108, 255, .08);
  }
}