:root {
   --bg: #f1f5f9;
   --surface: #ffffff;
   --surface-alt: #eef4ff;
   --card: #ffffff;
   --text: #0f172a;
   --muted: #475569;
   --brand: #2563eb;
   --brand-dark: #1d4ed8;
   --line: #e2e8f0;
   --success: #16a34a;
   --radius: 14px;
   --shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
   --max: 1160px;
 }

 * { box-sizing: border-box; }
 html { scroll-behavior: smooth; }
 body {
   margin: 0;
   font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
     "PingFang SC", "Noto Sans CJK SC", "Microsoft YaHei", "Source Han Sans SC", Arial, sans-serif;
   background: var(--bg);
   color: var(--text);
   line-height: 1.65;
 }

 .container { width: min(var(--max), calc(100% - 32px)); margin: 0 auto; }
 .section {
   min-height: 100vh;
   display: flex;
   align-items: center;
   padding: 92px 0;
   scroll-margin-top: 84px;
   background: var(--surface);
   border-bottom: 1px solid rgba(148, 163, 184, 0.16);
 }
 .section-alt { background: var(--surface-alt); }
 .section h2 { margin: 0 0 12px; font-size: 30px; line-height: 1.25; }
 .section .lead {
   margin: 0 0 30px;
   color: var(--muted);
   text-align: center;
 }
 .section-head {
   display: flex;
   align-items: center;
   gap: 12px;
   margin-bottom: 8px;
 }
 .section .section-head { justify-content: center; }
 .section-icon {
   width: 36px;
   height: 36px;
   border-radius: 10px;
   display: inline-flex;
   align-items: center;
   justify-content: center;
   font-size: 18px;
   color: #1e3a8a;
   background: linear-gradient(135deg, rgba(219, 234, 254, 0.95), rgba(199, 210, 254, 0.78));
   border: 1px solid rgba(148, 163, 184, 0.34);
   box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.62), 0 8px 18px rgba(37, 99, 235, 0.14);
   backdrop-filter: blur(8px);
 }

 .header {
   position: sticky;
   top: 0;
   z-index: 1000;
   background: rgba(255, 255, 255, 0.92);
   backdrop-filter: blur(8px);
   border-bottom: 1px solid var(--line);
 }
 .nav {
   height: 72px;
   display: flex;
   align-items: center;
   justify-content: space-between;
   gap: 14px;
 }
 .brand {
   display: inline-flex;
   align-items: center;
   gap: 10px;
   font-weight: 700;
   font-size: 18px;
   white-space: nowrap;
 }
 .brand-logo {
   width: 42px;
   height: 42px;
   border-radius: 12px;
   object-fit: cover;
   box-shadow: 0 8px 20px rgba(37, 99, 235, 0.22);
   border: 1px solid rgba(148, 163, 184, 0.24);
   background: #fff;
   flex: 0 0 42px;
 }
 .brand small { display: block; font-size: 12px; color: var(--muted); font-weight: 500; }
 .nav-links {
   display: flex;
   align-items: center;
   gap: 14px;
   flex-wrap: wrap;
   justify-content: center;
 }
 .nav-links a {
   text-decoration: none;
   color: var(--text);
   font-size: 14px;
   padding: 8px 10px;
   border-radius: 8px;
 }
 .nav-links a:hover { background: #eff6ff; color: var(--brand-dark); }
 .nav-cta { display: flex; gap: 10px; }

 .btn {
   display: inline-flex;
   align-items: center;
   justify-content: center;
   padding: 11px 16px;
   border-radius: 10px;
   border: 1px solid transparent;
   text-decoration: none;
   font-size: 14px;
   font-weight: 600;
   cursor: pointer;
   transition: all .2s ease;
 }
 .btn-primary { background: var(--brand); color: #fff; }
 .btn-primary:hover { background: var(--brand-dark); }
 .btn-light { background: #fff; color: var(--brand); border-color: #bfdbfe; }
 .btn-light:hover { background: #eff6ff; }
 .btn-ghost { background: transparent; border-color: var(--line); color: var(--text); }
 .btn-ghost:hover { background: #fff; }

 .hero {
   min-height: 100vh;
   display: flex;
   align-items: center;
   padding: 96px 0 80px;
   scroll-margin-top: 84px;
   position: relative;
   overflow: hidden;
   background:
     radial-gradient(900px 320px at 14% 20%, rgba(56, 189, 248, 0.34), transparent 70%),
     radial-gradient(860px 320px at 84% 24%, rgba(167, 139, 250, 0.32), transparent 72%),
     radial-gradient(900px 340px at 46% 78%, rgba(244, 114, 182, 0.28), transparent 72%),
     linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
   background-size: 150% 150%, 140% 140%, 160% 160%, 100% 100%;
   border-bottom: 1px solid #dbe5f3;
 }
 .hero::before {
   content: "";
   position: absolute;
   inset: 0;
   background:
     radial-gradient(520px 280px at 22% 28%, rgba(56, 189, 248, 0.40), transparent 70%),
     radial-gradient(560px 300px at 72% 34%, rgba(196, 181, 253, 0.40), transparent 72%),
     radial-gradient(620px 330px at 50% 78%, rgba(244, 114, 182, 0.26), transparent 74%);
   mix-blend-mode: screen;
   pointer-events: none;
 }
 .hero::after {
   content: "";
   position: absolute;
   inset: -12%;
   background:
     radial-gradient(680px 360px at 78% 18%, rgba(125, 211, 252, 0.30), transparent 70%),
     radial-gradient(620px 340px at 28% 72%, rgba(244, 114, 182, 0.24), transparent 74%);
   filter: blur(18px);
   pointer-events: none;
 }
 .hero-parallax {
   position: absolute;
   inset: -10%;
   pointer-events: none;
   z-index: 0;
   background:
     radial-gradient(520px 280px at 18% 30%, rgba(56, 189, 248, 0.24), transparent 72%),
     radial-gradient(580px 320px at 82% 28%, rgba(196, 181, 253, 0.24), transparent 74%);
   transform: translate3d(0, 0, 0);
 }
 .hero .container { position: relative; z-index: 1; }
 .hero-layout {
   display: grid;
   grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
   gap: 34px;
   align-items: center;
 }
 .hero-content h1 { margin: 0; font-size: clamp(26px, 4.2vw, 42px); line-height: 1.2; color: #1e293b; }
 .hero-content p { margin: 16px 0 24px; color: #334155; font-size: 17px; max-width: 760px; }
 .hero p { margin: 16px 0 24px; color: #334155; font-size: 17px; max-width: 760px; }
 .typing-word {
   display: inline-block;
   min-width: 2.6em;
  color: #2563EB;
   border-right: 2px solid rgba(30, 41, 59, 0.8);
   padding-right: 2px;
   margin-left: 2px;
   animation: caretBlink .9s step-end infinite;
 }
 .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
 .hero-tags { display: flex; flex-wrap: wrap; gap: 10px; }
 .hero-phone-wrap {
   display: flex;
   justify-content: center;
 }
 .hero-phone {
   width: clamp(250px, 27vw, 320px);
   border-radius: 34px;
   padding: 12px 10px;
   background: linear-gradient(145deg, #0f172a, #1e293b);
   box-shadow: 0 18px 42px rgba(15, 23, 42, 0.35), 0 2px 0 rgba(255, 255, 255, 0.28) inset;
   position: relative;
 }
 .hero-phone::before {
   content: "";
   position: absolute;
   inset: 18px 14px auto;
   height: 8px;
   border-radius: 999px;
   background: linear-gradient(180deg, rgba(255, 255, 255, 0.32), rgba(255, 255, 255, 0.06));
   pointer-events: none;
 }
 .hero-phone-top {
   position: absolute;
   top: 14px;
   left: 50%;
   transform: translateX(-50%);
   display: inline-flex;
   align-items: center;
   gap: 8px;
   z-index: 2;
 }
 .hero-phone-speaker {
   width: 72px;
   height: 7px;
   border-radius: 999px;
   background: rgba(15, 23, 42, 0.88);
   box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.12);
 }
 .hero-phone-camera {
   width: 8px;
   height: 8px;
   border-radius: 50%;
   background: radial-gradient(circle at 35% 35%, #0ea5e9, #0f172a 60%);
   box-shadow: 0 0 0 1px rgba(148, 163, 184, 0.5);
 }
 .hero-phone-screen {
   border-radius: 24px;
   overflow: hidden;
   background: #f8fafc;
   border: 2px solid rgba(148, 163, 184, 0.25);
   aspect-ratio: 9 / 19.5;
 }
 .hero-phone-screen img {
   width: 100%;
   height: 100%;
   display: block;
   object-fit: cover;
   object-position: top center;
 }
 .hero-phone-home {
   position: absolute;
   bottom: 8px;
   left: 50%;
   transform: translateX(-50%);
   width: 118px;
   height: 4px;
   border-radius: 999px;
   background: rgba(226, 232, 240, 0.9);
   box-shadow: 0 0 0 1px rgba(148, 163, 184, 0.32);
   z-index: 2;
 }
 .tag {
   display: inline-flex;
   align-items: center;
   font-size: 12px;
   color: #1e3a8a;
   background: rgba(255, 255, 255, 0.66);
   border: 1px solid rgba(96, 165, 250, 0.38);
   border-radius: 999px;
   padding: 6px 10px;
 }
 @keyframes heroGlowFloat {
   0% { transform: translate3d(0, 0, 0); opacity: 0.8; }
   100% { transform: translate3d(-36px, 30px, 0); opacity: 1; }
 }
 @keyframes caretBlink {
   0%, 100% { border-right-color: rgba(30, 41, 59, 0.8); }
   50% { border-right-color: transparent; }
 }

 .grid { display: grid; gap: 16px; }
 .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
 .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
 .grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
 .section:not(.case-section) .card {
   background: rgba(255, 255, 255, 0.64);
   backdrop-filter: blur(10px);
   -webkit-backdrop-filter: blur(10px);
   border: 1px solid var(--line);
   border-radius: var(--radius);
   padding: 20px;
   box-shadow: var(--shadow);
   transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
 }
 .section:not(.case-section) .card:hover {
   transform: translateY(-3px);
   box-shadow: 0 16px 28px rgba(15, 23, 42, 0.12);
   border-color: #bfdbfe;
 }
 .card-icon {
   width: 34px;
   height: 34px;
   border-radius: 10px;
   display: inline-flex;
   align-items: center;
   justify-content: center;
   font-size: 16px;
   margin-bottom: 10px;
   color: #1e3a8a;
   background: linear-gradient(135deg, rgba(219, 234, 254, 0.9), rgba(224, 231, 255, 0.75));
   border: 1px solid rgba(147, 197, 253, 0.6);
 }
 .card h3 { margin: 0 0 8px; font-size: 18px; }
 .section:not(.case-section) .card h3 {
   display: flex;
   align-items: center;
   gap: 8px;
 }
 .section:not(.case-section) .card h3::before {
   content: "✦";
   width: 20px;
   height: 20px;
   border-radius: 6px;
   font-size: 11px;
   color: #1d4ed8;
   display: inline-flex;
   align-items: center;
   justify-content: center;
   background: linear-gradient(135deg, #dbeafe, #e0e7ff);
   border: 1px solid #bfdbfe;
   flex: 0 0 20px;
 }
 .card p, .card li { margin: 0; color: var(--muted); font-size: 14px; }
 .card ul { margin: 8px 0 0; padding-left: 18px; display: grid; gap: 6px; }
 .role-accordion {
   display: flex;
   gap: 12px;
   margin-top: 6px;
   min-height: 360px;
 }
 .role-radio {
   position: absolute;
   opacity: 0;
   pointer-events: none;
 }
 .role-item {
   position: relative;
   flex: 1 1 0;
   min-width: 86px;
   border-radius: 16px;
   overflow: hidden;
   border: 1px solid #dbe7f5;
   box-shadow: 0 8px 22px rgba(15, 23, 42, 0.08);
   transition: flex .32s ease, transform .2s ease, box-shadow .2s ease;
   cursor: pointer;
   background: #0f172a;
   color: #e2e8f0;
 }
 .role-item:hover {
   transform: translateY(-2px);
   box-shadow: 0 14px 26px rgba(15, 23, 42, 0.14);
 }
 .role-item img {
   position: absolute;
   inset: 0;
   width: 100%;
   height: 100%;
   object-fit: cover;
   filter: brightness(0.72);
 }
 .role-item::before {
   content: "";
   position: absolute;
   inset: 0;
   background: linear-gradient(180deg, rgba(15, 23, 42, 0.30), rgba(15, 23, 42, 0.82));
   pointer-events: none;
 }
 .role-caption {
   position: absolute;
   left: 14px;
   bottom: 14px;
   right: 14px;
   z-index: 2;
   display: flex;
   align-items: center;
   justify-content: space-between;
   gap: 8px;
   font-size: 16px;
   font-weight: 700;
   line-height: 1.25;
 }
 .role-caption::after {
   content: "›";
   font-size: 18px;
   color: #bfdbfe;
   opacity: 0.9;
 }
 .role-detail {
   position: absolute;
   left: 14px;
   right: 14px;
   bottom: 44px;
   z-index: 2;
   margin: 0;
   padding-left: 18px;
   display: grid;
   gap: 8px;
   font-size: 14px;
   opacity: 0;
   transform: translateY(8px);
   transition: opacity .24s ease, transform .24s ease;
   pointer-events: none;
 }
 #role-platform:checked ~ .role-accordion label[for="role-platform"],
 #role-supplier:checked ~ .role-accordion label[for="role-supplier"],
 #role-channel:checked ~ .role-accordion label[for="role-channel"],
 #role-consumer:checked ~ .role-accordion label[for="role-consumer"] {
   flex: 4 1 0;
 }
 #role-platform:checked ~ .role-accordion label[for="role-platform"] .role-detail,
 #role-supplier:checked ~ .role-accordion label[for="role-supplier"] .role-detail,
 #role-channel:checked ~ .role-accordion label[for="role-channel"] .role-detail,
 #role-consumer:checked ~ .role-accordion label[for="role-consumer"] .role-detail {
   opacity: 1;
   transform: translateY(0);
 }
 #features .card h3::before { display: none; }
 #features .card h3 {
   margin: 0 0 10px;
   display: flex;
   align-items: center;
   justify-content: space-between;
   gap: 10px;
   font-size: 17px;
   color: #0f172a;
 }
 .feature-title {
   display: inline-flex;
   align-items: center;
   gap: 9px;
 }
 .feature-badge {
   width: 28px;
   height: 28px;
   border-radius: 999px;
   display: inline-flex;
   align-items: center;
   justify-content: center;
   font-size: 15px;
   color: #1d4ed8;
   background: linear-gradient(140deg, rgba(219, 234, 254, 0.95), rgba(224, 231, 255, 0.88));
   border: 1px solid rgba(147, 197, 253, 0.65);
   box-shadow: 0 4px 10px rgba(59, 130, 246, 0.15);
   flex: 0 0 28px;
 }
 .feature-arrow {
   color: #6366f1;
   font-size: 18px;
   line-height: 1;
   opacity: 0.8;
  display: none;
 }

 .flow {
   display: flex;
   flex-wrap: wrap;
   gap: 12px;
   align-items: stretch;
 }
 .flow-step {
   background: #fff;
   border: 1px dashed #93c5fd;
   color: #1e3a8a;
   border-radius: 10px;
   padding: 10px 12px;
   font-size: 14px;
   min-height: 44px;
   display: flex;
   align-items: center;
 }
 .flow-arrow {
   color: #60a5fa;
   font-weight: 700;
   align-self: center;
 }

 .trust {
   display: flex;
   flex-wrap: wrap;
   gap: 12px;
  justify-content: center;
 }
 .trust span {
   background: #fff;
   border: 1px solid var(--line);
   padding: 8px 12px;
   border-radius: 999px;
   font-size: 13px;
   color: #334155;
 }
 .stats {
   margin-top: 24px;
   display: grid;
   grid-template-columns: repeat(4, minmax(0, 1fr));
   gap: 12px;
 }
 .stat-item {
   background: #fff;
   border: 1px solid var(--line);
   border-radius: 12px;
   padding: 16px;
   text-align: center;
   box-shadow: var(--shadow);
 }
 .stat-item strong {
   display: block;
   margin-bottom: 6px;
   color: #2563eb;
   font-size: 32px;
   line-height: 1.1;
 }
 .stat-item span {
   color: #475569;
   font-size: 14px;
 }

 .cta {
   background: linear-gradient(135deg, #1d4ed8, #2563eb);
   color: #fff;
   border-radius: var(--radius);
   padding: 28px;
 }
 .cta h3 { margin: 0 0 10px; font-size: 28px; }
 .cta p { margin: 0 0 16px; color: #dbeafe; }
 .form {
   display: grid;
   grid-template-columns: repeat(4, minmax(0, 1fr)) auto;
   gap: 10px;
 }
 .form input, .form textarea {
   width: 100%;
   border: 1px solid #93c5fd;
   border-radius: 10px;
   padding: 11px 12px;
   font-size: 14px;
   background: rgba(255, 255, 255, 0.95);
 }
 .form textarea { resize: vertical; min-height: 44px; grid-column: span 4; }
 .form button { white-space: nowrap; }

 .sub-title {
   margin: 28px 0 12px;
   font-size: 20px;
   color: #0b3b99;
  text-align: center;
 }
 .case-section {
  background: linear-gradient(180deg, #f8fbff 0%, #eef4ff 100%);
  color: #1e293b;
 }
 .case-section h2 {
  color: #0f172a;
   text-align: center;
 }
 .case-section .lead {
   text-align: center;
  color: #64748b;
   max-width: 760px;
   margin: 0 auto 24px;
 }
 .case-filters {
   display: flex;
   flex-wrap: wrap;
   gap: 10px;
   justify-content: center;
   margin-bottom: 24px;
 }
.case-filters button {
  border: 1px solid #bfdbfe;
  background: #ffffff;
  color: #334155;
   font-size: 13px;
   border-radius: 8px;
   padding: 8px 14px;
  cursor: pointer;
  transition: all .2s ease;
 }
.case-filters button:hover {
  background: #eff6ff;
  border-color: #93c5fd;
  color: #1d4ed8;
}
.case-filters button.active {
   background: #2563eb;
   border-color: #2563eb;
   color: #fff;
 }
 .case-grid {
   display: grid;
   grid-template-columns: repeat(3, minmax(0, 1fr));
   gap: 18px;
 }
 .case-card {
  background: #ffffff;
  border: 1px solid #dbe7f5;
   border-radius: 12px;
   overflow: hidden;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.10);
 }
 .case-image {
   height: 190px;
  border-bottom: 1px solid #e2e8f0;
}
.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
 }
 .case-body { padding: 14px 16px 16px; }
 .case-meta {
   display: flex;
   justify-content: space-between;
   align-items: center;
   margin-bottom: 10px;
  color: #64748b;
   font-size: 13px;
 }
 .case-tag {
   display: inline-flex;
  background: rgba(37, 99, 235, 0.10);
  color: #2563eb;
  border: 1px solid rgba(37, 99, 235, 0.28);
   border-radius: 999px;
   padding: 2px 10px;
   font-size: 12px;
 }
 .case-title {
   margin: 0 0 8px;
  color: #0f172a;
  font-size: 28px;
   line-height: 1.15;
 }
 .case-desc {
   margin: 0 0 10px;
  color: #475569;
   font-size: 14px;
 }
 .case-foot {
   display: flex;
  justify-content: flex-start;
   align-items: center;
  color: #64748b;
   font-size: 13px;
   gap: 10px;
 }
 .media-placeholder {
   margin: 0 0 24px;
   border-radius: 14px;
   border: 1px dashed #94a3b8;
   min-height: 160px;
   background:
     linear-gradient(135deg, rgba(203, 213, 225, 0.32), rgba(148, 163, 184, 0.22));
   display: flex;
   align-items: center;
   justify-content: center;
   color: #64748b;
   font-size: 14px;
   letter-spacing: .2px;
 }
 .browser-shot {
   margin: 24px auto 0;
  width: 1024px;
   max-width: 100%;
   border-radius: 14px;
   overflow: hidden;
   border: 1px solid #cbd5e1;
   background: #fff;
   box-shadow: 0 14px 30px rgba(15, 23, 42, 0.14);
 }
 .browser-shot-topbar {
   height: 40px;
   display: flex;
   align-items: center;
   gap: 8px;
   padding: 0 14px;
   background: linear-gradient(180deg, #f8fafc, #eef2f7);
   border-bottom: 1px solid #e2e8f0;
 }
 .browser-dot {
   width: 10px;
   height: 10px;
   border-radius: 50%;
   display: inline-block;
 }
 .browser-dot.red { background: #ff5f57; }
 .browser-dot.yellow { background: #febb2e; }
 .browser-dot.green { background: #28c840; }
 .browser-address {
   margin-left: 8px;
   height: 24px;
   min-width: 220px;
   max-width: 420px;
   flex: 1;
   border-radius: 999px;
   border: 1px solid #dbe4f0;
   background: #ffffff;
   color: #64748b;
   font-size: 12px;
   display: inline-flex;
   align-items: center;
   justify-content: center;
   white-space: nowrap;
   overflow: hidden;
   text-overflow: ellipsis;
   padding: 0 10px;
 }
 .browser-shot img {
   width: 100%;
   height: auto;
   display: block;
   background: #fff;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
 }
 .pill-list { display: flex; flex-wrap: wrap; gap: 10px; }
 .pill-list span {
   border: 1px solid var(--line);
   background: #fff;
   padding: 8px 12px;
   border-radius: 999px;
   font-size: 13px;
   color: #334155;
 }
.about-team {
  margin: 0 0 24px;
  aspect-ratio: 16 / 9;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #dbe7f5;
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.10);
}
.about-team img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.values-card {
  background: #fff;
  border: 1px solid #dbe7f5;
  border-radius: 14px;
  padding: 20px;
  box-shadow: var(--shadow);
}
.values-card h3 {
  margin: 0 0 12px;
  font-size: 22px;
  color: #0f172a;
  text-align: left;
}
.values-card ul {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 10px;
}
.values-card li {
  color: #475569;
  font-size: 16px;
  line-height: 1.75;
}

 footer {
   border-top: 1px solid var(--line);
   background: var(--surface);
   padding: 18px 0 34px;
   color: #64748b;
   font-size: 13px;
 }
footer a {
  color: #475569;
  text-decoration: none;
}
footer a:hover {
  color: #1d4ed8;
  text-decoration: underline;
}
.demo-qr-popover {
  position: absolute;
  z-index: 1200;
  left: 0;
  top: 0;
  width: auto;
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
  transform: translateX(-50%) translateY(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .16s ease, transform .16s ease;
}
.demo-qr-popover.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.demo-qr-popover img {
  width: auto;
  max-width: none;
  display: block;
  border-radius: 0;
}

 @media (max-width: 1024px) {
   .section, .hero { min-height: 90vh; padding: 72px 0; }
   .hero-layout { grid-template-columns: 1fr; }
   .hero-phone-wrap { justify-content: flex-start; }
   .hero-phone { width: min(300px, 78vw); }
   .role-accordion { min-height: 320px; }
   .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
   .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
   .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
   .case-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
   .form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
   .form textarea { grid-column: span 2; }
 }

 @media (max-width: 760px) {
   .nav { height: auto; padding: 10px 0; flex-direction: column; align-items: flex-start; }
   .nav-links { gap: 4px 8px; justify-content: flex-start; }
   .hero-layout { gap: 22px; }
   .hero-phone-wrap { justify-content: center; }
   .hero-phone { width: min(280px, 80vw); }
   .role-accordion {
     display: grid;
     gap: 10px;
     min-height: auto;
   }
   .role-item {
     min-height: 260px;
     flex: none;
   }
   .role-detail {
     opacity: 1;
     transform: none;
   }
   .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
   .stats { grid-template-columns: 1fr; }
   .case-grid { grid-template-columns: 1fr; }
   .section, .hero {
     min-height: auto;
     display: block;
     padding: 56px 0;
   }
   .form { grid-template-columns: 1fr; }
   .form textarea { grid-column: span 1; }
   .cta h3 { font-size: 24px; }
 }
 @media (prefers-reduced-motion: reduce) {
   .hero, .hero::before, .hero::after { animation: none !important; }
   .hero-parallax { display: none; }
 }