:root {
  --bg: #05060a;
  --bg-soft: #080a10;
  --panel: rgba(12, 16, 24, 0.72);
  --panel-solid: #0b0e15;
  --line: rgba(120, 160, 190, 0.14);
  --line-strong: rgba(94, 234, 212, 0.36);
  --text: #e8eef6;
  --muted: #93a2b8;
  --dim: #63728a;
  --accent: #5eead4;
  --accent-2: #38bdf8;
  --violet: #8b5cf6;
  --danger: #f87171;
  --mono: "SFMono-Regular", "JetBrains Mono", Consolas, "Liberation Mono", Menlo, monospace;
  --sans: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --radius: 16px;
  --shell: 1200px;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(900px 500px at 12% -10%, rgba(56, 189, 248, 0.13), transparent 65%),
    radial-gradient(700px 480px at 92% 4%, rgba(139, 92, 246, 0.12), transparent 62%),
    radial-gradient(1000px 700px at 50% 110%, rgba(94, 234, 212, 0.07), transparent 70%);
}

.noise {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

.cursor-glow {
  position: fixed;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(94, 234, 212, 0.08), transparent 62%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

h1, h2, h3, h4 { margin: 0; line-height: 1.22; font-weight: 600; letter-spacing: -0.015em; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; }

.shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 2;
}

/* ---------- header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 60;
  transition: background 0.35s ease, border-color 0.35s ease, backdrop-filter 0.35s ease;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(5, 6, 10, 0.82);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 74px;
}

.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark { width: 29px; height: 29px; color: var(--accent); filter: drop-shadow(0 0 12px rgba(94, 234, 212, 0.4)); flex: none; }
.brand-mark svg { width: 100%; height: 100%; display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-family: var(--mono); font-size: 10px; font-weight: 500; letter-spacing: 0.1em; line-height: 1; color: var(--muted); }
.brand-text small { font-size: 13px; font-weight: 600; color: var(--text); letter-spacing: 0.04em; margin-top: 5px; }

.nav { display: flex; align-items: center; gap: 30px; }
.nav a {
  font-size: 14px;
  color: var(--muted);
  position: relative;
  padding: 6px 0;
  transition: color 0.25s ease;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.nav a:hover { color: var(--text); }
.nav a:hover::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: 10px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.2s ease, box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.btn-primary {
  background: linear-gradient(100deg, var(--accent), #34d3c0);
  color: #03201d;
  box-shadow: 0 0 0 1px rgba(94, 234, 212, 0.4), 0 12px 30px -12px rgba(94, 234, 212, 0.65);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 0 0 1px rgba(94, 234, 212, 0.6), 0 18px 36px -14px rgba(94, 234, 212, 0.8); }
.btn-ghost { color: var(--muted); border-color: var(--line); background: rgba(255,255,255,0.015); }
.btn-ghost:hover { color: var(--text); border-color: rgba(94, 234, 212, 0.4); }
.btn-outline { color: var(--text); border-color: rgba(120, 160, 190, 0.3); background: rgba(255,255,255,0.02); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { height: 48px; padding: 0 26px; font-size: 15px; }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.nav-toggle span { width: 16px; height: 1.5px; background: var(--muted); transition: transform 0.25s ease, opacity 0.25s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero {
  position: relative;
  padding: 150px 0 60px;
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(120, 160, 190, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 160, 190, 0.06) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 20%, transparent 78%);
}

.orb { position: absolute; border-radius: 50%; filter: blur(70px); pointer-events: none; }
.orb-a { width: 420px; height: 420px; top: 80px; left: -120px; background: rgba(56, 189, 248, 0.14); }
.orb-b { width: 380px; height: 380px; top: 220px; right: -80px; background: rgba(139, 92, 246, 0.13); }

.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 24px;
}

.pulse-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(94, 234, 212, 0.6);
  animation: pulse 2.4s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(94, 234, 212, 0.55); }
  70% { box-shadow: 0 0 0 10px rgba(94, 234, 212, 0); }
  100% { box-shadow: 0 0 0 0 rgba(94, 234, 212, 0); }
}

.hero-title {
  font-size: clamp(2.4rem, 4.6vw, 4rem);
  font-weight: 650;
  letter-spacing: -0.03em;
  background: linear-gradient(180deg, #ffffff 20%, #a9bdd2 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  white-space: pre-line;
}

.hero-sub {
  margin-top: 26px;
  max-width: 520px;
  color: var(--muted);
  font-size: 16.5px;
  line-height: 1.85;
}

.hero-actions { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }

.hero-meta {
  display: flex;
  gap: 22px;
  margin-top: 36px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--dim);
  text-transform: uppercase;
}
.meta-item { display: inline-flex; align-items: center; gap: 8px; }
.meta-item .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 8px var(--accent); }

/* hero visual */
.hero-visual { position: relative; }

.cap-panel {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    radial-gradient(130% 100% at 88% -10%, rgba(56, 189, 248, 0.09), transparent 60%),
    linear-gradient(168deg, rgba(12, 17, 25, 0.92), rgba(6, 8, 13, 0.97));
  padding: 24px 26px 20px;
  overflow: hidden;
  box-shadow: 0 40px 90px -62px rgba(56, 189, 248, 0.55);
}
.cap-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(120, 160, 190, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 160, 190, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(120% 95% at 90% 0%, #000 8%, transparent 68%);
  pointer-events: none;
}

.cap-head {
  position: relative;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(120, 160, 190, 0.1);
}
.cap-head span {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.32em;
  color: var(--dim);
}
.cap-head b {
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.12em;
}

.cap-grid {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 6px 0 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.cap-grid li {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 16px 0 16px 18px;
  border-left: 1px solid rgba(120, 160, 190, 0.09);
  border-bottom: 1px solid rgba(120, 160, 190, 0.06);
  transition: background 0.3s ease;
}
.cap-grid li:nth-child(3n + 1) { border-left: 0; padding-left: 2px; }
.cap-grid li:nth-child(n + 10) { border-bottom: 0; }
.cap-grid li:hover { background: rgba(94, 234, 212, 0.03); }
.cap-grid li::after {
  content: "";
  position: absolute;
  left: 0; bottom: -1px;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(94, 234, 212, 0.7), transparent);
  transition: width 0.4s ease;
}
.cap-grid li:nth-child(3n + 1)::after { left: 2px; }
.cap-grid li:hover::after { width: calc(100% - 18px); }
.cap-grid li:nth-child(3n + 1):hover::after { width: calc(100% - 2px); }

.cap-grid i {
  font-family: var(--mono);
  font-style: normal;
  font-size: 9px;
  letter-spacing: 0.16em;
  color: rgba(94, 234, 212, 0.5);
}
.cap-grid b {
  font-size: 14px;
  font-weight: 600;
  color: #dfe9f5;
  letter-spacing: 0.01em;
  line-height: 1.35;
}
.cap-grid em {
  font-family: var(--mono);
  font-style: normal;
  font-size: 8.5px;
  letter-spacing: 0.18em;
  color: rgba(99, 114, 138, 0.9);
}

.cap-foot {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 4px;
  padding-top: 16px;
  border-top: 1px solid rgba(120, 160, 190, 0.1);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--dim);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 72px;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--line);
}
.stat {
  background: rgba(8, 11, 17, 0.9);
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stat-value { font-family: var(--mono); font-size: 30px; letter-spacing: -0.02em; color: #f2fffd; }
.stat-label { font-size: 12px; color: var(--dim); letter-spacing: 0.1em; }

/* marquee */
.marquee {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  padding: 16px 0;
  background: rgba(6, 8, 13, 0.6);
}
.marquee-track {
  display: flex;
  gap: 48px;
  width: max-content;
  animation: marquee 40s linear infinite;
  font-size: 14.5px;
  letter-spacing: 0.14em;
  color: rgba(180, 196, 214, 0.82);
}
.marquee-track span { display: inline-flex; align-items: center; white-space: nowrap; }
.marquee-track span::before { content: ""; width: 5px; height: 5px; margin-right: 14px; border: 1px solid rgba(94, 234, 212, 0.7); transform: rotate(45deg); flex: none; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- sections ---------- */
.section { padding: 110px 0; position: relative; }
.section-alt { background: linear-gradient(180deg, rgba(8, 11, 17, 0.7), rgba(5, 6, 10, 0.2)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 48px;
  margin-bottom: 60px;
}

.section-tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 18px;
}

.section-title { font-size: clamp(1.8rem, 3.2vw, 2.7rem); letter-spacing: -0.025em; }
.section-lead { max-width: 380px; color: var(--muted); font-size: 15px; line-height: 1.8; }

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.service-card {
  position: relative;
  background: linear-gradient(165deg, rgba(11, 15, 22, 0.96), rgba(7, 9, 14, 0.98));
  padding: 34px 30px 32px;
  transition: background 0.35s ease;
  overflow: hidden;
}
.service-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 0%), rgba(94, 234, 212, 0.09), transparent 62%);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}
.service-card:hover::after { opacity: 1; }

.service-icon {
  width: 42px; height: 42px;
  border-radius: 10px;
  display: grid; place-items: center;
  border: 1px solid rgba(94, 234, 212, 0.24);
  background: rgba(94, 234, 212, 0.06);
  color: var(--accent);
  margin-bottom: 22px;
}
.service-icon svg { width: 21px; height: 21px; }

.service-card h3 { font-size: 18.5px; margin-bottom: 12px; }
.service-card > p { color: var(--muted); font-size: 14px; line-height: 1.8; min-height: 76px; }

.service-points { margin-top: 18px; display: grid; gap: 8px; }
.service-points li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  color: #b6c4d6;
}
.service-points li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 5px; height: 5px;
  border: 1px solid var(--accent);
  transform: rotate(45deg);
}

.service-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 22px; }
.service-tags span {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.12em;
  color: var(--dim);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 3px 7px;
  text-transform: uppercase;
}

.compliance-strip {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-top: 28px;
  padding: 24px 28px;
  border: 1px solid rgba(94, 234, 212, 0.18);
  border-radius: 12px;
  background: linear-gradient(100deg, rgba(94, 234, 212, 0.055), rgba(56, 189, 248, 0.02));
}
.compliance-icon { color: var(--accent); flex: none; width: 28px; height: 28px; }
.compliance-icon svg { width: 100%; height: 100%; }
.compliance-strip strong { display: block; font-size: 14.5px; margin-bottom: 6px; }
.compliance-strip p { color: var(--muted); font-size: 13.5px; line-height: 1.8; }

/* process */
.process-rail { position: relative; }
.process-line {
  position: absolute;
  top: 42px; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(94, 234, 212, 0.5), rgba(139, 92, 246, 0.4), transparent);
}
.process-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.process-list li { position: relative; padding-top: 0; }
.step-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(94, 234, 212, 0.42);
  background: var(--bg-soft);
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  box-shadow: 0 0 22px rgba(94, 234, 212, 0.14);
  margin-bottom: 26px;
  position: relative;
  z-index: 1;
}
.process-list h3 { font-size: 17px; margin-bottom: 10px; }
.process-list p { color: var(--muted); font-size: 13.5px; line-height: 1.8; min-height: 76px; }
.step-out {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--dim);
  border-top: 1px solid var(--line);
  padding-top: 12px;
  width: 100%;
}

/* cases */
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.case-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  background: linear-gradient(160deg, rgba(11, 15, 22, 0.86), rgba(6, 8, 13, 0.9));
  overflow: hidden;
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.case-card:hover { border-color: rgba(94, 234, 212, 0.35); transform: translateY(-3px); }
.case-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.case-card:hover::before { opacity: 1; }

.case-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.case-cat {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent);
  border: 1px solid rgba(94, 234, 212, 0.24);
  border-radius: 4px;
  padding: 3px 8px;
}
.case-year { font-family: var(--mono); font-size: 11px; color: var(--dim); }
.case-card h3 { font-size: 21px; margin-bottom: 8px; }
.case-client { font-size: 12.5px; color: var(--dim); margin-bottom: 16px; }
.case-card > p { color: var(--muted); font-size: 14px; line-height: 1.8; }
.case-metrics { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); }
.case-metrics div { display: flex; flex-direction: column; gap: 3px; }
.case-metrics strong { font-family: var(--mono); font-size: 13px; color: #cdfcf4; font-weight: 500; }
.case-metrics span { font-size: 10.5px; color: var(--dim); letter-spacing: 0.08em; }

/* about */
.about-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 70px; align-items: center; }
.about-copy .section-title { margin-bottom: 26px; }
.about-copy > p { color: var(--muted); font-size: 15px; line-height: 1.9; margin-bottom: 16px; max-width: 520px; }
.about-points { margin-top: 32px; display: grid; gap: 14px; }
.about-points li {
  display: flex;
  gap: 14px;
  align-items: baseline;
  font-size: 14px;
  color: #c3d0e0;
  border-left: 1px solid rgba(94, 234, 212, 0.25);
  padding-left: 16px;
}
.about-points span { font-family: var(--mono); font-size: 10.5px; color: var(--accent); }

.panel-frame {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 34px;
  background:
    radial-gradient(400px circle at 80% 0%, rgba(94, 234, 212, 0.08), transparent 60%),
    rgba(8, 11, 17, 0.9);
  position: relative;
}
.panel-frame::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(120, 160, 190, 0.06);
  border-radius: 10px;
  pointer-events: none;
}
.panel-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(120, 160, 190, 0.12);
  font-size: 13px;
}
.panel-row span { font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em; color: var(--dim); }
.panel-row b { font-weight: 500; color: #d5e2f0; }
.panel-divider { height: 1px; margin: 26px 0; background: linear-gradient(90deg, rgba(94, 234, 212, 0.4), transparent); }
.panel-quote { font-size: 17px; line-height: 1.7; color: #e6f7f4; }
.panel-footer {
  margin-top: 26px;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.24em;
  color: var(--dim);
  display: flex;
  align-items: center;
  gap: 8px;
}
.blink { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); animation: blink 1.6s steps(2, start) infinite; }
@keyframes blink { 50% { opacity: 0.15; } }

/* news */
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.news-item {
  background: rgba(9, 12, 18, 0.95);
  padding: 30px;
  cursor: pointer;
  transition: background 0.3s ease;
  text-align: left;
  border: 0;
  color: inherit;
  font: inherit;
  width: 100%;
  display: block;
}
.news-item:hover { background: rgba(14, 19, 28, 0.98); }
.news-meta { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.news-tag {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.16em;
  color: var(--accent-2);
  border: 1px solid rgba(56, 189, 248, 0.26);
  padding: 3px 7px;
  border-radius: 4px;
}
.news-date { font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.1em; color: var(--dim); }
.news-item h3 { font-size: 18px; margin-bottom: 10px; line-height: 1.5; }
.news-item p { color: var(--muted); font-size: 13.5px; line-height: 1.8; }
.news-more { display: inline-flex; align-items: center; gap: 6px; margin-top: 18px; font-family: var(--mono); font-size: 10px; letter-spacing: 0.18em; color: var(--accent); }
.news-more::after { content: "→"; transition: transform 0.25s ease; }
.news-item:hover .news-more::after { transform: translateX(4px); }

/* contact */
.contact-section { padding-bottom: 130px; }
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 70px; align-items: start; }
.contact-lead { color: var(--muted); font-size: 15px; line-height: 1.9; margin-top: 22px; max-width: 440px; }
.contact-list { margin-top: 40px; display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.contact-list li { display: flex; justify-content: space-between; align-items: center; gap: 20px; background: rgba(9, 12, 18, 0.9); padding: 16px 20px; }
.contact-list span { font-family: var(--mono); font-size: 10px; letter-spacing: 0.2em; color: var(--dim); }
.contact-list a, .contact-list b { font-size: 14px; font-weight: 500; color: #dbe7f4; }
.contact-list a:hover { color: var(--accent); }
.contact-note {
  margin-top: 24px;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--dim);
  padding: 16px 18px;
  border-left: 2px solid rgba(94, 234, 212, 0.4);
  background: rgba(94, 234, 212, 0.03);
}

.contact-form {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
  background:
    radial-gradient(500px circle at 100% 0%, rgba(56, 189, 248, 0.07), transparent 55%),
    rgba(9, 12, 18, 0.92);
}
.form-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  color: var(--dim);
  padding-bottom: 22px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--line);
}
.form-status { color: var(--accent); letter-spacing: 0.06em; font-size: 11px; }
.form-status.error { color: var(--danger); }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.field > span { font-size: 12px; color: var(--muted); letter-spacing: 0.04em; }
.field i { color: var(--accent); font-style: normal; }
.field input, .field select, .field textarea {
  width: 100%;
  background: rgba(5, 7, 11, 0.7);
  border: 1px solid rgba(120, 160, 190, 0.18);
  border-radius: 8px;
  color: var(--text);
  font-family: inherit;
  font-size: 14px;
  padding: 11px 14px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
  outline: none;
}
.field textarea { resize: vertical; min-height: 120px; line-height: 1.7; }
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--dim) 50%), linear-gradient(135deg, var(--dim) 50%, transparent 50%); background-position: calc(100% - 18px) 50%, calc(100% - 13px) 50%; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
.field input::placeholder, .field textarea::placeholder { color: #4a566b; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: rgba(94, 234, 212, 0.6); box-shadow: 0 0 0 3px rgba(94, 234, 212, 0.1); }
.field.invalid input, .field.invalid textarea { border-color: rgba(248, 113, 113, 0.6); }

.form-foot { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-top: 8px; flex-wrap: wrap; }
.form-foot p { font-size: 11.5px; color: var(--dim); line-height: 1.7; max-width: 300px; }
.form-foot .btn { min-width: 140px; }
.btn[disabled] { opacity: 0.6; cursor: not-allowed; transform: none; }

/* footer */
.site-footer { border-top: 1px solid var(--line); background: rgba(4, 5, 9, 0.9); position: relative; z-index: 2; }
.footer-top { display: flex; justify-content: space-between; gap: 40px; padding: 56px 28px 40px; align-items: flex-start; flex-wrap: wrap; }
.footer-brand { display: flex; gap: 14px; align-items: flex-start; }
.footer-brand strong { font-size: 15px; font-weight: 600; }
.footer-brand p { font-size: 12px; color: var(--dim); margin-top: 4px; }
.footer-nav { display: flex; gap: 28px; flex-wrap: wrap; font-size: 13px; color: var(--muted); }
.footer-nav a:hover { color: var(--accent); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 28px 30px;
  border-top: 1px solid rgba(120, 160, 190, 0.08);
  font-size: 11.5px;
  color: var(--dim);
  font-family: var(--mono);
  letter-spacing: 0.04em;
  flex-wrap: wrap;
}

/* modal */
.modal { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; padding: 24px; }
.modal[hidden] { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(2, 3, 6, 0.78); backdrop-filter: blur(6px); }
.modal-card {
  position: relative;
  max-width: 680px;
  width: 100%;
  max-height: 82vh;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px;
  background: linear-gradient(165deg, #0d1119, #070910);
  box-shadow: 0 40px 100px -40px rgba(0, 0, 0, 0.9);
  animation: modalIn 0.28s ease;
}
@keyframes modalIn { from { opacity: 0; transform: translateY(12px); } }
.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 34px; height: 34px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}
.modal-close:hover { color: var(--accent); border-color: rgba(94, 234, 212, 0.4); }
.modal-tag { font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.2em; color: var(--accent-2); }
.modal-card h3 { font-size: 23px; margin: 14px 0 10px; line-height: 1.5; }
.modal-date { font-family: var(--mono); font-size: 11px; color: var(--dim); letter-spacing: 0.1em; }
.modal-body { margin-top: 26px; padding-top: 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14.5px; line-height: 1.95; white-space: pre-wrap; }

body.modal-open { overflow: hidden; }

/* reveal */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1); }
.reveal.visible { opacity: 1; transform: none; }

/* empty state */
.empty-state { grid-column: 1 / -1; padding: 56px 24px; text-align: center; color: var(--dim); font-size: 13.5px; background: rgba(9,12,18,0.9); }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .hero-inner { grid-template-columns: 1fr; gap: 60px; }
  .hero-visual { max-width: 560px; margin: 0 auto; width: 100%; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .process-list { grid-template-columns: repeat(2, 1fr); gap: 40px 28px; }
  .process-line { display: none; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 50px; }
  .news-grid { grid-template-columns: 1fr; }
}

@media (max-width: 780px) {
  .shell { padding: 0 20px; }
  .nav {
    position: fixed;
    top: 74px; left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 18px 20px 26px;
    background: rgba(5, 6, 10, 0.97);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
  }
  .nav.open { opacity: 1; transform: none; pointer-events: auto; }
  .nav a { width: 100%; padding: 12px 0; font-size: 15px; border-bottom: 1px solid rgba(120,160,190,0.07); }
  .nav-toggle { display: flex; }
  .hide-mobile { display: none; }
  .header-actions .btn-primary { display: none; }

  .hero { padding-top: 118px; }
  .hero-title { font-size: 2.15rem; }
  .hero-sub { font-size: 15px; }
  .hero-actions .btn { flex: 1; }
  .hero-meta { gap: 14px; font-size: 10px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); margin-top: 48px; }
  .cap-panel { padding: 20px 18px 16px; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .cap-grid li { padding: 12px 0 12px 14px; }
  .cap-grid li:nth-child(3n + 1) { border-left: 1px solid rgba(120, 160, 190, 0.09); padding-left: 14px; }
  .cap-grid li:nth-child(2n + 1) { border-left: 0; padding-left: 2px; }
  .cap-grid li:nth-child(n + 10) { border-bottom: 1px solid rgba(120, 160, 190, 0.06); }
  .cap-grid li:nth-last-child(-n + 2) { border-bottom: 0; }
  .cap-grid b { font-size: 13px; }
  .cap-grid em { font-size: 8px; letter-spacing: 0.14em; }
  .cap-head b { font-size: 11px; }
  .cap-foot { font-size: 9.5px; }
  .stat { padding: 20px 18px; }
  .stat-value { font-size: 24px; }

  .section { padding: 76px 0; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 22px; margin-bottom: 40px; }
  .section-lead { max-width: none; }
  .service-grid, .case-grid { grid-template-columns: 1fr; }
  .service-card { padding: 28px 24px; }
  .service-card > p { min-height: 0; }
  .process-list { grid-template-columns: 1fr; gap: 32px; }
  .process-list p { min-height: 0; }
  .case-card { padding: 26px 22px; }
  .about-points li { font-size: 13.5px; }
  .panel-frame, .contact-form { padding: 24px; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .footer-top { padding: 44px 20px 30px; }
  .footer-bottom { padding: 20px 20px 26px; font-size: 10.5px; }
  .modal-card { padding: 28px 22px; }
  .contact-section { padding-bottom: 90px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}