:root {
  --primary: #0b6cff;
  --primary-dark: #0040b3;
  --secondary: #0f172a;
  --bg: #f5f7fb;
  --text: #1e293b;
  --muted: #64748b;
  --border: #e2e8f0;
  --white: #ffffff;
  --shadow-soft: 0 14px 40px rgba(15, 23, 42, 0.12);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --transition-fast: 0.2s ease;
  --transition-med: 0.3s ease;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Microsoft YaHei", sans-serif;
  background: radial-gradient(circle at top left, #e0ebff 0, #f8fafc 40%, #ffffff 100%);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 16px;
}

.navbar-wrapper {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.88));
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

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

.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 10%, #ffffff 0, #60a5ff 25%, #0b6cff 60%, #020617 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 700;
  font-size: 18px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.25);
}

.logo-mark.small {
  width: 28px;
  height: 28px;
  font-size: 14px;
}

.logo-text-main {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--secondary);
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 14px;
}

.nav-links a {
  position: relative;
  color: var(--muted);
  transition: color var(--transition-fast);
  padding-bottom: 6px;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, #60a5ff, #0b6cff);
  transition: width var(--transition-med);
}

.nav-links a:hover {
  color: var(--secondary);
}

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

.nav-cta {
  font-size: 14px;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: radial-gradient(circle at top left, rgba(96, 165, 250, 0.18), rgba(15, 23, 42, 0.02));
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
  transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-cta:hover {
  background: linear-gradient(90deg, #0b6cff, #1d4ed8);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(37, 99, 235, 0.25);
}

.nav-toggle {
  display: none;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  background: rgba(255, 255, 255, 0.9);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}

.nav-toggle span {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: #0f172a;
}

.hero {
  padding: 52px 0 60px;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
}

.hero-content {
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(191, 219, 254, 0.5);
  color: #1d4ed8;
  font-size: 12px;
  margin-bottom: 16px;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: #22c55e;
}

.hero-title {
  font-size: 38px;
  line-height: 1.18;
  color: #0f172a;
  margin-bottom: 14px;
}

.hero-title span {
  background: linear-gradient(120deg, #1d4ed8, #38bdf8);
  -webkit-background-clip: text;
  color: transparent;
}

.hero-subtitle {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 22px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-radius: 999px;
  font-size: 14px;
  padding: 10px 18px;
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(120deg, #0b6cff, #2563eb);
  color: #ffffff;
  box-shadow: 0 16px 40px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 50px rgba(37, 99, 235, 0.45);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.8);
  color: #0f172a;
  border: 1px solid rgba(148, 163, 184, 0.5);
}

.btn-ghost:hover {
  background: rgba(248, 250, 252, 0.95);
}

.btn-full {
  width: 100%;
}

.hero-metas {
  display: flex;
  gap: 24px;
  font-size: 12px;
  color: var(--muted);
}

.meta-number {
  font-size: 20px;
  font-weight: 700;
  color: #0f172a;
}

.meta-label {
  margin-top: 2px;
}

.hero-visual {
  position: relative;
}

.hero-card {
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at top left, #e0f2fe 0, #ffffff 40%, #eff6ff 100%);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(226, 232, 240, 0.9);
  padding: 16px 18px;
}

.hero-card-main {
  margin-bottom: 14px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.card-header span:first-child {
  font-size: 13px;
  font-weight: 600;
  color: #0f172a;
}

.status {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
}

.status.success {
  background: rgba(22, 163, 74, 0.12);
  color: #15803d;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.stat-item {
  padding: 8px 10px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(226, 232, 240, 0.9);
}

.stat-item .label {
  font-size: 11px;
  color: #64748b;
}

.stat-item .value {
  margin-top: 4px;
  font-size: 14px;
  font-weight: 600;
  color: #0f172a;
}

.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 4px;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 999px;
}

.tag.up {
  background: rgba(22, 163, 74, 0.08);
  color: #15803d;
}

.tag.neutral {
  background: rgba(59, 130, 246, 0.08);
  color: #1d4ed8;
}

.tag.safe {
  background: rgba(34, 197, 94, 0.08);
  color: #16a34a;
}

.chart-placeholder {
  position: relative;
  height: 70px;
  border-radius: var(--radius-md);
  border: 1px dashed rgba(148, 163, 184, 0.5);
  overflow: hidden;
  background: radial-gradient(circle at top left, rgba(191, 219, 254, 0.5), rgba(239, 246, 255, 0.9));
}

.chart-line {
  position: absolute;
  left: -10%;
  right: -10%;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(59, 130, 246, 0), rgba(59, 130, 246, 0.8), rgba(56, 189, 248, 0));
}

.chart-line:nth-child(1) {
  top: 25%;
}

.chart-line:nth-child(2) {
  top: 50%;
}

.chart-line:nth-child(3) {
  top: 75%;
}

.hero-card-side {
  position: absolute;
  right: 0;
  bottom: -18px;
  width: 230px;
  background: rgba(15, 23, 42, 0.96);
  color: #e5e7eb;
  border: 1px solid rgba(148, 163, 184, 0.5);
}

.side-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  padding: 8px 2px;
}

.side-label {
  color: #9ca3af;
}

.side-pill {
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(22, 163, 74, 0.12);
  color: #4ade80;
  font-size: 11px;
}

.side-value {
  font-weight: 600;
  color: #e5e7eb;
}

.strip {
  padding: 14px 0 18px;
}

.strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.03);
  border: 1px solid rgba(226, 232, 240, 0.9);
}

.strip-label {
  font-size: 13px;
  color: #64748b;
}

.strip-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 12px;
  color: #475569;
}

.strip-logos span {
  opacity: 0.8;
}

.section {
  padding: 40px 0;
}

.section-alt {
  background: radial-gradient(circle at top left, #e0ebff 0, #f8fafc 30%, #f9fafb 100%);
}

.section-header {
  text-align: center;
  margin-bottom: 26px;
}

.section-header.left {
  text-align: left;
}

.section-header h2 {
  font-size: 24px;
  margin-bottom: 8px;
  color: #0f172a;
}

.section-header h2 span {
  background: linear-gradient(120deg, #2563eb, #38bdf8);
  -webkit-background-clip: text;
  color: transparent;
}

.section-header p {
  font-size: 14px;
  color: #64748b;
}

.grid {
  display: grid;
  gap: 18px;
}

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

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  padding: 16px 16px 18px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(226, 232, 240, 0.9);
  box-shadow: 0 12px 30px rgba(148, 163, 184, 0.18);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 36px rgba(148, 163, 184, 0.32);
  border-color: rgba(59, 130, 246, 0.6);
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
}

.card-icon.circle {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: radial-gradient(circle at top left, #dbeafe, #3b82f6);
  color: #ffffff;
  font-size: 16px;
  font-weight: 600;
  box-shadow: 0 10px 26px rgba(37, 99, 235, 0.35);
}

.card h3 {
  font-size: 16px;
  margin-bottom: 6px;
  color: #0f172a;
}

.card p {
  font-size: 13px;
  color: #64748b;
  margin-bottom: 8px;
}

.card-list {
  font-size: 13px;
  color: #475569;
}

.card-list li + li {
  margin-top: 4px;
}

.case-card {
  padding: 16px 18px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(226, 232, 240, 0.95);
  box-shadow: 0 12px 30px rgba(148, 163, 184, 0.24);
}

.case-tag {
  display: inline-flex;
  align-items: center;
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(191, 219, 254, 0.8);
  color: #1d4ed8;
  margin-bottom: 8px;
}

.case-card h3 {
  font-size: 16px;
  margin-bottom: 6px;
  color: #0f172a;
}

.case-card p {
  font-size: 13px;
  color: #64748b;
  margin-bottom: 10px;
}

.case-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
}

.case-stats li span {
  display: block;
  color: #94a3b8;
}

.case-stats li strong {
  color: #0f172a;
}

.product-card {
  padding: 16px 16px 18px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(226, 232, 240, 0.9);
  box-shadow: 0 10px 26px rgba(148, 163, 184, 0.2);
}

.product-card h3 {
  font-size: 15px;
  margin-bottom: 6px;
  color: #0f172a;
}

.product-card p {
  font-size: 13px;
  color: #64748b;
  margin-bottom: 8px;
}

.product-card ul {
  font-size: 13px;
  color: #475569;
}

.product-card ul li + li {
  margin-top: 4px;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.news-item {
  display: flex;
  gap: 14px;
  padding: 12px 14px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(226, 232, 240, 0.9);
  box-shadow: 0 10px 24px rgba(148, 163, 184, 0.18);
}

.news-date {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: radial-gradient(circle at top left, #dbeafe, #3b82f6);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.news-date .day {
  font-size: 18px;
  font-weight: 700;
}

.news-date .month {
  font-size: 11px;
}

.news-content h3 {
  font-size: 15px;
  margin-bottom: 4px;
  color: #0f172a;
}

.news-content p {
  font-size: 13px;
  color: #64748b;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 26px;
  align-items: start;
}

.contact-info {
  font-size: 13px;
  color: #475569;
}

.info-block {
  margin-top: 16px;
}

.info-block h3 {
  font-size: 14px;
  margin-bottom: 6px;
  color: #0f172a;
}

.info-block ul {
  margin-top: 4px;
}

.info-block ul li + li {
  margin-top: 3px;
}

.contact-form-wrapper {
  padding: 16px 18px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 16px 40px rgba(148, 163, 184, 0.32);
  border: 1px solid rgba(226, 232, 240, 0.95);
}

.contact-form {
  font-size: 13px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 10px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 8px;
}

.form-field label {
  font-size: 12px;
  color: #6b7280;
}

.form-field input,
.form-field select,
.form-field textarea {
  border-radius: 9px;
  border: 1px solid rgba(203, 213, 225, 0.95);
  padding: 7px 9px;
  font-size: 13px;
  font-family: inherit;
  outline: none;
  background: rgba(249, 250, 251, 0.9);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: rgba(59, 130, 246, 0.8);
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.2);
  background: #ffffff;
}

.form-field textarea {
  resize: vertical;
  min-height: 80px;
}

.form-tip {
  margin-top: 6px;
  font-size: 11px;
  color: #9ca3af;
}

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

.form-result.success {
  color: #16a34a;
}

.form-result.error {
  color: #dc2626;
}

.footer {
  margin-top: 24px;
  border-top: 1px solid rgba(226, 232, 240, 0.9);
  background: linear-gradient(to top, #0b1120, #020617);
  color: #e5e7eb;
  padding-top: 22px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  padding-bottom: 18px;
}

.footer-brand {
  max-width: 420px;
  font-size: 13px;
  color: #9ca3af;
}

.footer-brand p {
  margin-top: 8px;
}

.footer-links {
  display: flex;
  gap: 40px;
  font-size: 13px;
}

.footer-links h4 {
  font-size: 13px;
  margin-bottom: 6px;
  color: #e5e7eb;
}

.footer-links a {
  display: block;
  color: #9ca3af;
  margin-top: 3px;
  font-size: 12px;
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid rgba(30, 64, 175, 0.7);
  padding: 8px 0 12px;
  font-size: 11px;
  color: #64748b;
  background: radial-gradient(circle at top left, rgba(37, 99, 235, 0.4), transparent 55%);
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-visual {
    order: -1;
  }

  .contact-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    inset: 64px 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    padding: 12px 18px 12px;
    background: rgba(255, 255, 255, 0.97);
    border-bottom: 1px solid rgba(226, 232, 240, 0.9);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-med), opacity var(--transition-med);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .hero {
    padding-top: 32px;
  }

  .hero-title {
    font-size: 28px;
  }

  .hero-actions {
    flex-wrap: wrap;
  }

  .hero-metas {
    flex-wrap: wrap;
  }

  .grid-3 {
    grid-template-columns: minmax(0, 1fr);
  }

  .grid-2 {
    grid-template-columns: minmax(0, 1fr);
  }

  .strip-inner {
    flex-direction: column;
    align-items: flex-start;
    border-radius: 16px;
  }

  .strip-logos {
    gap: 10px;
  }

  .news-item {
    flex-direction: row;
  }

  .footer-inner {
    flex-direction: column;
  }

  .footer-bottom-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}

@media (max-width: 540px) {
  .hero-card-side {
    position: static;
    width: 100%;
    margin-top: 8px;
  }

  .form-row {
    grid-template-columns: minmax(0, 1fr);
  }
}