:root {
  --bg: #05070b;
  --bg-alt: #0b0f17;
  --accent: #35e6ff;
  --accent-soft: rgba(53, 230, 255, 0.12);
  --accent-strong: rgba(53, 230, 255, 0.35);
  --text: #f5f7ff;
  --text-muted: #9ca5c6;
  --border-subtle: #202636;
  --danger: #ff4b7a;
  --radius-lg: 18px;
  --radius-xl: 26px;
  --shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.55);
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
    "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    sans-serif;
  background: radial-gradient(circle at 0 0, #102030 0, #05070b 55%);
  color: var(--text);
  scroll-behavior: smooth;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.shell {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: linear-gradient(
    to bottom,
    rgba(5, 7, 11, 0.95),
    rgba(5, 7, 11, 0.6),
    transparent
  );
  border-bottom: 1px solid rgba(32, 38, 54, 0.9);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  gap: 12px;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 20%, #3cfffc 0, #15c9ff 32%, #0c4df5 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 26px rgba(53, 230, 255, 0.7);
  overflow: hidden;
}

.logo-mark img {
  width: 76%;
  height: 76%;
  object-fit: contain;
  filter: drop-shadow(0 0 8px rgba(0, 0, 0, 0.8));
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-name {
  font-weight: 600;
  font-size: 18px;
  letter-spacing: 0.03em;
}

.brand-sub {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
  color: var(--text-muted);
}

.nav-links a {
  position: relative;
  padding-bottom: 3px;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #35e6ff, #0cf5b9);
  border-radius: 999px;
  transition: width 0.2s ease-out;
}

.nav-links a:hover::after {
  width: 90%;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid rgba(53, 230, 255, 0.7);
  background: linear-gradient(
    135deg,
    rgba(53, 230, 255, 0.18),
    rgba(53, 230, 255, 0.05)
  );
  color: var(--accent);
  font-size: 13px;
  cursor: pointer;
  box-shadow: 0 0 0 1px rgba(5, 7, 11, 1), 0 12px 30px rgba(0, 0, 0, 0.65);
  transition: transform 0.12s ease-out, box-shadow 0.12s ease-out,
    background 0.12s ease-out;
}

.nav-cta span {
  font-size: 16px;
  line-height: 1;
}

.nav-cta:hover {
  transform: translateY(-1px);
  background: linear-gradient(
    135deg,
    rgba(53, 230, 255, 0.28),
    rgba(53, 230, 255, 0.08)
  );
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.83);
}

.nav-toggle {
  display: none;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 22px;
  cursor: pointer;
}

.lang-switch {
  border-radius: 999px;
  border: 1px solid rgba(53, 230, 255, 0.6);
  background: rgba(10, 14, 24, 0.95);
  color: var(--accent);
  font-size: 11px;
  padding: 5px 9px;
  cursor: pointer;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero {
  padding: 60px 0 40px;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
  gap: 36px;
  align-items: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 11px 4px 5px;
  border-radius: 999px;
  background: radial-gradient(circle at 0 0, #1a3b4a 0, rgba(10, 16, 30, 0.9) 55%);
  color: var(--accent);
  border: 1px solid rgba(53, 230, 255, 0.35);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.pill-icon {
  width: 18px;
  height: 18px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 20%, #35e6ff 0, #0cf5b9 60%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #05070b;
  font-size: 12px;
  box-shadow: 0 0 12px rgba(53, 230, 255, 0.8);
}

.hero-title {
  font-size: clamp(32px, 4.2vw, 44px);
  line-height: 1.15;
  margin: 0 0 14px;
}

.hero-sub {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 22px;
}

.hero-sub strong {
  color: #dfe6ff;
  font-weight: 500;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-bottom: 20px;
}

.btn-primary,
.btn-ghost {
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 9px 18px;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: all 0.15s ease-out;
  text-decoration: none;
}

.btn-primary {
  background: radial-gradient(circle at 0 0, #35e6ff 0, #0cf5b9 55%, #096cf0 100%);
  color: #020307;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.85);
  font-weight: 600;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.95);
  filter: brightness(1.04);
}

.btn-ghost {
  border-color: rgba(53, 230, 255, 0.4);
  background: rgba(5, 7, 11, 0.7);
  color: var(--accent);
}

.btn-ghost:hover {
  background: rgba(14, 20, 35, 0.95);
  border-color: rgba(53, 230, 255, 0.7);
}

.hero-note {
  font-size: 12px;
  color: var(--text-muted);
}

.hero-note span {
  color: var(--accent);
}

.hero-panel {
  border-radius: var(--radius-xl);
  background: radial-gradient(circle at 0 0, #16263b 0, #080b12 40%, #05070b 100%);
  padding: 20px 18px 18px;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(53, 230, 255, 0.25);
  position: relative;
  overflow: hidden;
}

.hero-panel::before {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(53, 230, 255, 0.32), transparent 70%);
  top: -90px;
  right: -80px;
  opacity: 0.7;
  pointer-events: none;
}

.hero-panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  position: relative;
  z-index: 1;
}

.hero-badge {
  font-size: 11px;
  color: var(--accent);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(53, 230, 255, 0.4);
  background: rgba(5, 7, 11, 0.7);
}

.hero-tagline {
  font-size: 12px;
  color: var(--text-muted);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  position: relative;
  z-index: 1;
}

.card {
  border-radius: 16px;
  padding: 12px 11px;
  background: rgba(7, 11, 18, 0.95);
  border: 1px solid rgba(32, 38, 54, 0.95);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.85);
}

.card-label {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.card-main {
  font-size: 13px;
  font-weight: 500;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.chip {
  font-size: 11px;
  padding: 3px 7px;
  border-radius: 999px;
  background: rgba(10, 18, 30, 0.95);
  border: 1px solid rgba(53, 230, 255, 0.25);
  color: var(--text-muted);
}

.stat {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.stat-main {
  font-size: 18px;
  font-weight: 600;
  color: var(--accent);
}

.stat-sub {
  font-size: 11px;
  color: var(--text-muted);
}

.list-compact {
  list-style: none;
  padding: 0;
  margin: 4px 0 0;
  font-size: 11px;
  color: var(--text-muted);
}

.list-compact li::before {
  content: "• ";
  color: var(--accent);
}

section {
  padding: 40px 0;
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 22px;
}

.section-eyebrow {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.section-title {
  font-size: 22px;
  margin: 0;
}

.section-desc {
  font-size: 14px;
  color: var(--text-muted);
  max-width: 620px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.service-card {
  border-radius: var(--radius-lg);
  background: rgba(8, 11, 18, 0.95);
  border: 1px solid var(--border-subtle);
  padding: 16px 14px 14px;
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.75);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 0 0,
    rgba(53, 230, 255, 0.16),
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.2s ease-out;
  pointer-events: none;
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 26px;
  height: 26px;
  border-radius: 10px;
  background: radial-gradient(circle at 30% 20%, #35e6ff 0, #0cf5b9 60%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  margin-bottom: 10px;
}

.service-title {
  font-size: 15px;
  margin-bottom: 6px;
}

.service-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.service-meta {
  font-size: 11px;
  color: var(--accent);
}

.process-wrap {
  border-radius: var(--radius-xl);
  background: linear-gradient(
    135deg,
    rgba(14, 25, 46, 0.98),
    rgba(6, 8, 15, 0.98)
  );
  border: 1px solid rgba(53, 230, 255, 0.16);
  padding: 18px 16px 16px;
  box-shadow: var(--shadow-soft);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.step {
  border-radius: 14px;
  background: rgba(6, 9, 16, 0.95);
  border: 1px solid rgba(32, 38, 54, 0.95);
  padding: 10px 9px;
  font-size: 12px;
  color: var(--text-muted);
}

.step-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.step-index {
  width: 20px;
  height: 20px;
  border-radius: 999px;
  border: 1px solid rgba(53, 230, 255, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--accent);
}

.step-title {
  font-size: 12px;
  color: #e4ecff;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill-tag {
  padding: 5px 9px;
  border-radius: 999px;
  border: 1px solid rgba(53, 230, 255, 0.4);
  font-size: 12px;
  color: var(--text-muted);
  background: rgba(6, 9, 14, 0.95);
}

.pill-tag strong {
  color: var(--accent);
  font-weight: 500;
}

.band {
  margin-top: 22px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(53, 230, 255, 0.4);
  background: radial-gradient(circle at 0 0, #15263b 0, #05070b 55%);
  padding: 14px 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
}

.band strong {
  color: #e8f0ff;
}

.contact-card {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background: rgba(6, 9, 14, 0.98);
  padding: 16px 14px 14px;
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.8);
  font-size: 14px;
  color: var(--text-muted);
}

.contact-merged {
  padding: 18px 16px 16px;
}

.contact-merged-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 22px;
  align-items: start;
}

.contact-info-block {
  border-right: 1px solid var(--border-subtle);
  padding-right: 16px;
}

.contact-form-block {
  padding-left: 6px;
}

.contact-card h3 {
  margin-top: 0;
  font-size: 15px;
}

.contact-row {
  margin-top: 8px;
  font-size: 13px;
}

.contact-row label {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 2px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.contact-row span {
  color: #e6ecff;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.contact-form label {
  font-size: 12px;
  color: var(--text-muted);
  display: block;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  border-radius: 10px;
  border: 1px solid rgba(37, 46, 68, 0.95);
  padding: 7px 9px;
  font-size: 13px;
  background: rgba(5, 7, 11, 0.95);
  color: var(--text);
  outline: none;
  resize: vertical;
  min-height: 34px;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  border-color: rgba(53, 230, 255, 0.85);
  box-shadow: 0 0 0 1px rgba(53, 230, 255, 0.4);
}

.contact-hint {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.contact-form button {
  align-self: flex-start;
  margin-top: 4px;
}

.form-note {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
}

.field-tip {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
  display: block;
}

.form-status {
  margin-top: 6px;
  font-size: 12px;
}

.form-status.success {
  color: #35e6ff;
}

.form-status.error {
  color: var(--danger);
}

footer {
  border-top: 1px solid rgba(32, 38, 54, 0.9);
  padding: 16px 0 18px;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 32px;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 12px;
}

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }
  .hero-panel {
    order: -1;
  }
  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .process-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .contact-merged-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .contact-info-block {
    border-right: none;
    padding-right: 0;
  }
  .contact-form-block {
    padding-left: 0;
  }
}

@media (max-width: 720px) {
  .nav {
    align-items: flex-start;
  }
  .nav-right {
    align-items: center;
  }
  .nav-links {
    position: absolute;
    right: 20px;
    top: 52px;
    flex-direction: column;
    align-items: flex-start;
    background: rgba(5, 7, 11, 0.98);
    border-radius: 12px;
    border: 1px solid rgba(32, 38, 54, 0.95);
    padding: 10px 12px;
    min-width: 170px;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.85);
    display: none;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-cta {
    width: 100%;
    justify-content: center;
  }
  .nav-toggle {
    display: block;
  }
  .hero {
    padding-top: 34px;
  }
  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }
  .process-steps {
    grid-template-columns: minmax(0, 1fr);
  }
  .hero-panel {
    padding: 16px 13px 13px;
  }
  .section-title {
    font-size: 19px;
  }
}