* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  color: #1f2933;
  background: #f7f9fb;
}

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

header {
  background: #0f172a;
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
}

.brand .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, #22c55e, #14b8a6);
}

.nav-links {
  display: flex;
  gap: 18px;
  align-items: center;
  font-size: 15px;
}

.nav-links a {
  padding: 10px 12px;
  border-radius: 8px;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-links a:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 10px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn.primary {
  background: linear-gradient(135deg, #22c55e, #0ea5e9);
  color: #fff;
  box-shadow: 0 8px 20px rgba(14, 165, 233, 0.35);
}

.btn.outline {
  background: transparent;
  color: #0f172a;
  border: 1px solid #e2e8f0;
}

.btn:hover {
  transform: translateY(-1px);
}

.hero {
  padding: 80px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  align-items: center;
}

.hero h1 {
  margin: 0 0 16px 0;
  font-size: 32px;
  line-height: 1.2;
}

.hero p {
  margin: 0 0 18px 0;
  color: #4b5563;
  line-height: 1.6;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  background: #e0f2fe;
  color: #075985;
  border-radius: 999px;
  font-weight: 600;
  font-size: 13px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.card {
  background: #fff;
  padding: 16px;
  border-radius: 14px;
  box-shadow: 0 6px 24px rgba(15, 23, 42, 0.06);
  border: 1px solid #e5e7eb;
}

.card h3 {
  margin: 0 0 10px 0;
  font-size: 18px;
}

.card p {
  margin: 0;
  color: #4b5563;
  line-height: 1.55;
}

.section {
  padding: 32px 0;
}

.section h2 {
  margin: 0 0 12px 0;
  font-size: 26px;
  color: #0f172a;
}

.section .subtitle {
  color: #6b7280;
  margin-bottom: 24px;
}

.list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.list li {
  padding: 12px 14px;
  background: #fff;
  border-radius: 10px;
  margin-bottom: 12px;
  border: 1px solid #e5e7eb;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.list .meta {
  color: #6b7280;
  font-size: 13px;
}

.badge {
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  background: #ecfeff;
  color: #0e7490;
}

.highlight {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.1), rgba(34, 197, 94, 0.15));
  border: 1px dashed rgba(14, 165, 233, 0.3);
}

.info-layout {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 20px;
}

.info-layout .card ul {
  padding-left: 18px;
  color: #374151;
}

.footer {
  background: #0b1220;
  color: #e5e7eb;
  padding: 28px 0;
  margin-top: 40px;
  font-size: 14px;
}

.footer .meta-line {
  margin: 6px 0;
}

.footer a {
  color: #e5e7eb;
  text-decoration: underline;
}

.bubble {
  display: inline-flex;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.5);
  color: #0f172a;
  border-radius: 14px;
  font-weight: 600;
}

.image-frame {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.25);
}

.image-frame img {
  width: 100%;
  display: block;
  height: 100%;
  object-fit: cover;
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 20;
}

.overlay.active {
  display: flex;
}

.modal {
  background: #fff;
  padding: 24px;
  border-radius: 14px;
  max-width: 520px;
  width: 90%;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.modal h3 {
  margin: 0 0 10px 0;
}

.modal p {
  margin: 0 0 12px 0;
  color: #374151;
  line-height: 1.55;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 10px;
}

.form-card {
  max-width: 420px;
  margin: 60px auto;
  background: #fff;
  padding: 28px;
  border-radius: 16px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
  border: 1px solid #e5e7eb;
}

.form-card h2 {
  margin-top: 0;
  margin-bottom: 10px;
}

.input-group {
  margin-bottom: 14px;
}

.input-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  color: #111827;
}

.input-group input {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid #d1d5db;
  background: #f9fafb;
  font-size: 14px;
}

.tips {
  font-size: 13px;
  color: #6b7280;
  margin: 10px 0 0 0;
}

.flex {
  display: flex;
  gap: 12px;
  align-items: center;
}

.cta-row {
  margin-top: 16px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 22px;
  align-items: center;
}

.about-grid .image-frame {
  height: 100%;
  min-height: 260px;
}

.about-grid .points {
  background: #fff;
  padding: 18px;
  border-radius: 14px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.08);
}

.contact-wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 18px;
}

.contact-card {
  background: #fff;
  border-radius: 12px;
  padding: 16px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.08);
}

.contact-form fieldset {
  border: 0;
  padding: 0;
  margin: 0;
}

.contact-form .field {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid #d1d5db;
  background: #f9fafb;
  font-size: 14px;
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form .row {
  margin-bottom: 12px;
}

.sr {
  position: absolute;
  left: -9999px;
}

.crumb {
  padding: 10px 0;
  color: #6b7280;
  font-size: 14px;
}

@media (max-width: 768px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .info-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 50px 0;
  }
}