/* ===== Variables ===== */
:root {
  --bg-deep: #050a14;
  --bg-navy: #0a1628;
  --bg-card: rgba(255, 255, 255, 0.04);
  --border: rgba(100, 180, 255, 0.15);
  --cyan: #4fd1c5;
  --cyan-bright: #00f2ff;
  --yellow: #f6c945;
  --orange: #f39200;
  --red: #e64a3a;
  --text: #ffffff;
  --text-muted: #94a3b8;
  --font: 'Noto Sans SC', system-ui, sans-serif;
  --nav-h: 72px;
  --radius: 12px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
}

body {
  font-family: var(--font);
  background: var(--bg-deep);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body.nav-open { overflow: hidden; }

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

/* ===== Global canvas & transition ===== */
#global-particles {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.6;
}

.page-transition {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: linear-gradient(135deg, var(--cyan-bright), #1a4fd4);
  transform: scaleY(0);
  transform-origin: bottom;
  pointer-events: none;
}

.page-transition.active {
  animation: page-wipe 0.7s cubic-bezier(0.77, 0, 0.175, 1) forwards;
}

@keyframes page-wipe {
  0% { transform: scaleY(0); transform-origin: bottom; }
  45% { transform: scaleY(1); transform-origin: bottom; }
  55% { transform: scaleY(1); transform-origin: top; }
  100% { transform: scaleY(0); transform-origin: top; }
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-h);
  transition: background var(--transition), backdrop-filter var(--transition), box-shadow var(--transition);
}

.nav.scrolled {
  background: rgba(5, 10, 20, 0.85);
  backdrop-filter: blur(16px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
}

.logo-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--cyan), #1a6fd4);
  border-radius: 10px;
  font-weight: 900;
  font-size: 1.1rem;
}

.logo-text { font-weight: 700; font-size: 1.25rem; letter-spacing: 0.05em; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--cyan);
  transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active { color: var(--text); }

.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }

.nav-cta {
  padding: 0.5rem 1.25rem !important;
  background: linear-gradient(135deg, var(--cyan), #1a6fd4);
  border-radius: 8px;
  color: var(--bg-deep) !important;
  font-weight: 600;
}

.nav-cta::after { display: none !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: var(--transition);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 2rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
  border: none;
  font-family: inherit;
  font-size: 0.95rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan-bright), #1a6fd4);
  color: var(--bg-deep);
  box-shadow: 0 4px 24px rgba(0, 242, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 242, 255, 0.45);
}

.btn-outline {
  border: 1px solid var(--border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.btn-outline:hover {
  border-color: var(--cyan);
  background: rgba(79, 209, 197, 0.1);
}

/* ===== Sections ===== */
.section {
  position: relative;
  z-index: 1;
  padding: 6rem 0;
}

.section-header { margin-bottom: 3rem; }

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
}

.section-sub {
  display: block;
  color: var(--text-muted);
  font-size: 1rem;
  margin-top: 0.5rem;
  font-weight: 400;
}

.section-desc { margin-top: 0.75rem; font-size: 1rem; }

.accent-underline { position: relative; }
.accent-underline::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 48px;
  height: 4px;
  background: var(--cyan);
  border-radius: 2px;
}

.accent-underline.orange::after { background: var(--orange); }

.title-line {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--cyan-bright), transparent);
  margin: 1rem auto;
  border-radius: 2px;
}

.title-line.cyan { background: linear-gradient(90deg, var(--cyan), transparent); margin: 1rem 0; }

.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(12px);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.glass-card:hover {
  border-color: rgba(79, 209, 197, 0.35);
  box-shadow: 0 8px 40px rgba(0, 100, 200, 0.15);
}

/* Icons */
.icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.icon svg { width: 28px; height: 28px; }

.icon-cyan { color: var(--cyan); }
.icon-yellow { color: var(--yellow); }
.icon-orange { color: var(--orange); }
.icon-red { color: var(--red); }

.icon.small { width: 36px; height: 36px; }
.icon.small svg { width: 20px; height: 20px; }

.circle-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--yellow);
  color: var(--bg-deep);
  font-weight: 900;
  font-size: 1.25rem;
}

.square {
  width: 48px;
  height: 48px;
  background: var(--orange);
  color: #fff;
  font-weight: 900;
  font-size: 1.25rem;
  border-radius: 8px;
  flex-shrink: 0;
}

.label-cyan { color: var(--cyan); font-size: 1.1rem; margin-bottom: 0.5rem; }
.label-yellow { color: var(--yellow); font-weight: 600; margin-right: 0.5rem; }

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, #0d2847 0%, var(--bg-deep) 70%);
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  animation: pulse-glow 6s ease-in-out infinite;
}

.hero-glow-1 {
  width: 500px;
  height: 500px;
  background: rgba(0, 242, 255, 0.12);
  top: 10%;
  left: 20%;
}

.hero-glow-2 {
  width: 400px;
  height: 400px;
  background: rgba(26, 111, 212, 0.15);
  bottom: 20%;
  right: 10%;
  animation-delay: -3s;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.1); }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 242, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 242, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}

.hero-content {
  position: relative;
  text-align: center;
  padding: 2rem 0 4rem;
}

.hero-badge {
  display: inline-block;
  padding: 0.4rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--cyan);
  margin-bottom: 1.5rem;
  letter-spacing: 0.1em;
}

.hero-title {
  font-size: clamp(3.5rem, 10vw, 6rem);
  font-weight: 900;
  letter-spacing: 0.15em;
  margin-bottom: 1.5rem;
}

.gradient-text {
  background: linear-gradient(135deg, #fff 0%, var(--cyan-bright) 50%, #1a6fd4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-slogan {
  max-width: 720px;
  margin: 0 auto 2.5rem;
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  color: var(--text-muted);
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  justify-content: center;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat strong {
  display: block;
  font-size: 1.75rem;
  color: var(--cyan-bright);
  margin-bottom: 0.25rem;
}

.stat span { font-size: 0.85rem; color: var(--text-muted); }

.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.75rem;
  animation: bounce 2s infinite;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(var(--cyan), transparent);
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== Culture banner ===== */
.culture-banner {
  padding: 5rem 0;
  text-align: center;
  overflow: hidden;
}

.culture-banner-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0a1f3d 0%, #051428 50%, #0d2847 100%);
}

.culture-banner-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 80%, rgba(0, 242, 255, 0.08) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, rgba(26, 111, 212, 0.1) 0%, transparent 50%);
}

.culture-banner-inner {
  position: relative;
}

.culture-banner h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.culture-banner p {
  color: var(--text-muted);
  font-size: 1.1rem;
  letter-spacing: 0.2em;
}

/* ===== About ===== */
.about { background: linear-gradient(180deg, transparent, rgba(10, 22, 40, 0.5)); }

.about-main {
  padding: 2.5rem;
  margin-bottom: 2rem;
}

.about-main p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.about-main p:last-child { margin-bottom: 0; }

.about-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  padding: 2rem;
  text-align: center;
}

.feature-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.feature-card p { color: var(--text-muted); font-size: 0.9rem; }

/* ===== Culture section ===== */
.culture {
  background: var(--bg-navy);
  padding: 4.5rem 0 2rem;
}

.vision-box, .mission-box {
  display: flex;
  gap: 1.5rem;
  padding: 2rem;
  margin-bottom: 1.5rem;
  align-items: flex-start;
}

.vision-box p, .mission-box p { color: var(--text-muted); }

.culture-core {
  text-align: center;
  font-size: 1.15rem;
  margin: 2rem 0 1.75rem;
  padding: 1.25rem 1.5rem;
  border-left: 3px solid var(--yellow);
  background: rgba(246, 201, 69, 0.05);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.values-title {
  color: var(--yellow);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.value-card {
  padding: 1.75rem;
  text-align: center;
}

.value-card h4 { font-size: 1.1rem; margin-bottom: 0.75rem; }
.value-card p { color: var(--text-muted); font-size: 0.85rem; line-height: 1.8; }

/* ===== Divider sections ===== */
.divider-section {
  min-height: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3.5rem 0;
  overflow: hidden;
}

.pain-divider {
  background: linear-gradient(180deg, var(--bg-navy), #080c12);
  padding-top: 2rem;
  padding-bottom: 3rem;
}

.divider-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center, rgba(230, 74, 58, 0.08) 0%, transparent 60%),
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 40px,
      rgba(255, 255, 255, 0.01) 40px,
      rgba(255, 255, 255, 0.01) 41px
    );
}

.glow-text {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 900;
  color: var(--cyan-bright);
  text-shadow: 0 0 40px rgba(0, 242, 255, 0.5);
}

.divider-content { position: relative; z-index: 1; }
.divider-content p { color: var(--text-muted); font-size: 1.1rem; margin-top: 0.5rem; }

.opportunity-divider { position: relative; }

.opportunity-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, #050a14, #0a2840);
}

.city-silhouette {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to top, rgba(0, 242, 255, 0.05), transparent);
  clip-path: polygon(
    0% 100%, 5% 60%, 10% 80%, 15% 50%, 20% 70%, 25% 40%, 30% 65%,
    35% 35%, 40% 55%, 45% 25%, 50% 100%, 55% 30%, 60% 50%, 65% 20%,
    70% 45%, 75% 35%, 80% 55%, 85% 40%, 90% 60%, 95% 45%, 100% 100%
  );
  opacity: 0.4;
}

.data-waves {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 30%;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 20px,
    rgba(0, 242, 255, 0.03) 20px,
    rgba(0, 242, 255, 0.03) 21px
  );
  animation: wave-move 8s linear infinite;
}

@keyframes wave-move {
  0% { transform: translateX(0); }
  100% { transform: translateX(-40px); }
}

/* ===== Merchant pain ===== */
.merchant-pain { background: #0c0e12; }

.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.pain-card {
  padding: 1.75rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  transition: var(--transition);
}

.pain-card:hover {
  border-color: rgba(230, 74, 58, 0.3);
  transform: translateY(-4px);
}

.pain-card h3 { font-size: 1.05rem; margin-bottom: 0.75rem; }
.pain-card p { color: var(--text-muted); font-size: 0.9rem; }

.pain-card-cta {
  border: 2px dashed rgba(230, 74, 58, 0.4);
  background: transparent;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.pain-card-cta h3 { color: var(--red); }

/* ===== Digital opportunity ===== */
.opp-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.opp-cards { display: flex; flex-direction: column; gap: 1.25rem; }

.opp-card {
  padding: 1.75rem;
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.opp-card .icon { margin-bottom: 0; flex-shrink: 0; }
.opp-card h3 { color: var(--cyan); font-size: 1.05rem; margin-bottom: 0.5rem; }
.opp-card p { color: var(--text-muted); font-size: 0.9rem; }

.opp-visual { display: flex; flex-direction: column; gap: 1.5rem; }

.chart-card { padding: 2rem; }

.chart-card h4 {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.bar-chart {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 220px;
  gap: 1.25rem;
  padding: 0 0.5rem;
}

.bar-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  min-width: 0;
  max-width: 100px;
  height: 100%;
  justify-content: flex-end;
  gap: 0.6rem;
}

.bar-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  width: 100%;
  height: 180px;
}

.bar-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-shrink: 0;
  white-space: nowrap;
}

.bar {
  width: 100%;
  max-width: 56px;
  height: 0;
  background: linear-gradient(180deg, var(--cyan-bright), #1a6fd4);
  border-radius: 6px 6px 0 0;
  transition: height 1.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.bar-item.animated .bar { height: var(--bar-h); }

.bar-value {
  color: var(--yellow);
  font-weight: 700;
  font-size: 0.9rem;
  line-height: 1;
  margin-bottom: 0.35rem;
  flex-shrink: 0;
  opacity: 0;
  transition: opacity 0.5s 0.8s;
}

.bar-item.animated .bar-value { opacity: 1; }

.growth-visual {
  height: 120px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(0, 242, 255, 0.1), rgba(26, 111, 212, 0.05));
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.arrow-glow {
  position: absolute;
  inset: 20%;
  background: linear-gradient(45deg, transparent 40%, var(--cyan-bright) 50%, transparent 60%);
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0%, 100% { opacity: 0.3; transform: translateX(-100%); }
  50% { opacity: 0.8; transform: translateX(100%); }
}

/* ===== Paradigm ===== */
.paradigm { background: linear-gradient(180deg, var(--bg-navy), var(--bg-deep)); }

.paradigm-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.paradigm-card {
  padding: 2rem;
}

.paradigm-card.border-cyan { border-color: rgba(0, 242, 255, 0.2); }
.paradigm-card.border-yellow { border-color: rgba(246, 201, 69, 0.3); }

.paradigm-card h3 { margin-bottom: 0.75rem; }
.paradigm-card p { color: var(--text-muted); font-size: 0.9rem; }

.paradigm-goal {
  display: flex;
  gap: 1.25rem;
  padding: 1.75rem 2rem;
  align-items: flex-start;
}

.paradigm-goal p { color: var(--text-muted); }
.paradigm-goal strong { color: var(--text); }

/* ===== Compliance ===== */
.compliance {
  background: linear-gradient(180deg, #0a1f3d, var(--bg-deep));
}

.title-accent-bar {
  width: 4px;
  height: 28px;
  background: var(--orange);
  margin-bottom: 0.75rem;
}

.compliance-tags {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.compliance-tags span {
  color: var(--orange);
  font-size: 0.95rem;
}

.compliance-highlight {
  display: flex;
  gap: 1.5rem;
  padding: 1.75rem 2rem;
  margin-bottom: 2rem;
  align-items: flex-start;
}

.compliance-highlight p { color: var(--text-muted); }

.compliance-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.compliance-card {
  padding: 1.75rem;
  text-align: center;
}

.compliance-card h3 { margin-bottom: 0.75rem; font-size: 1.05rem; }
.compliance-card p { color: var(--text-muted); font-size: 0.85rem; }

/* ===== Future ===== */
.future-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.future-card {
  padding: 2rem 1.5rem;
}

.future-card h3 { font-size: 1.05rem; margin-bottom: 0.75rem; }
.future-card p { color: var(--text-muted); font-size: 0.85rem; }

/* ===== Contact ===== */
.contact { padding-bottom: 4rem; }

.contact-inner {
  text-align: center;
  padding: 4rem 2rem;
}

.contact-inner h2 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin-bottom: 0.75rem;
}

.contact-slogan {
  color: var(--cyan);
  margin-bottom: 2.5rem;
  letter-spacing: 0.15em;
  font-size: 0.95rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
  text-align: left;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  text-decoration: none;
  color: inherit;
  transition: color var(--transition);
}

a.contact-item:hover { color: var(--cyan); }

.contact-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ===== Footer ===== */
.footer {
  position: relative;
  z-index: 1;
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.3);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-beian {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  text-align: center;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}

.footer-beian a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.footer-beian a:hover {
  color: var(--cyan);
}

/* ===== Reveal animations (initial state) ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .about-cards,
  .values-grid,
  .compliance-grid,
  .future-grid { grid-template-columns: repeat(2, 1fr); }
  .paradigm-cards { grid-template-columns: 1fr; }
  .opp-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    background: rgba(5, 10, 20, 0.98);
    padding: 2rem;
    gap: 1.5rem;
    transform: translateX(100%);
    transition: transform var(--transition);
  }

  .nav-links.open { transform: translateX(0); }

  .pain-grid { grid-template-columns: 1fr; }
  .about-cards,
  .values-grid,
  .compliance-grid,
  .future-grid { grid-template-columns: 1fr; }

  .hero-stats { gap: 1.5rem; }
  .vision-box, .mission-box { flex-direction: column; }
  .compliance-highlight { flex-direction: column; }
}

@media (max-width: 480px) {
  .section { padding: 4rem 0; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
}