/* Global Styles */
body {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: #2c3e50;
  background: #f5f7fa;
  margin: 0;
  padding-bottom: 80px;
}

h1,
h2,
h3 {
  font-family: 'Montserrat', 'Inter', sans-serif;
  font-weight: 700;
  color: #16a085;
  margin-bottom: 20px;
}

.container {
  max-width: 960px;
  margin: auto;
  padding: 20px;
}

section {
  background: #fff;
  border-radius: 16px;
  padding: 30px;
  margin: 20px 0;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
}

/* Hero Section */
.hero {
  position: relative;
  background: #16a085;
  color: #fff;
  text-align: center;
  padding: 100px 20px 140px;
  overflow: hidden;
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.25);
  z-index: 0;
}

.logo {
  position: absolute;
  top: 20px;
  left: 20px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.8em;
  letter-spacing: -0.5px;
  background: linear-gradient(90deg, #1abc9c, #16a085);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-size: 2.6em;
  color: #fff;
}

.hero p {
  max-width: 600px;
  margin: 0 auto 30px;
  color: rgba(255, 255, 255, 0.9);
}

.trust-badges span {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 6px 14px;
  margin: 4px;
  display: inline-block;
  font-size: 0.9em;
}

.hero-wave {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 100px;
  z-index: 1;
}

.hero-wave path {
  fill: #ffffff;
}

/* CTA Buttons */
.cta-button {
  display: inline-block;
  padding: 14px 28px;
  background: linear-gradient(90deg, #16a085, #1abc9c);
  border-radius: 40px;
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  margin: 8px;
  transition: 0.3s;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(22, 160, 133, 0.4);
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.cta-group .cta-button {
  margin: 0;
}

.cta-group.stacked {
  flex-direction: column;
}

.cta-group.stacked .cta-button {
  width: 100%;
  text-align: center;
}

.cta-note {
  margin-top: 12px;
  font-size: 0.9em;
  color: #7f8c8d;
}

/* Rates Overview */
.rates-overview {
  text-align: left;
}

.rates-overview h2 {
  text-align: center;
}

.rates-overview p {
  color: #34495e;
}

.rates-list {
  margin: 18px 0 0;
  padding-left: 20px;
  color: #34495e;
  line-height: 1.7;
}

.rates-list li {
  margin-bottom: 10px;
}

.rates-list strong {
  color: #16a085;
}

/* Cards Showcase */
.cards-showcase {
  text-align: center;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
}

.card-item {
  background: #f8f9fa;
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  font-weight: 600;
  transition: 0.2s;
}

.card-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.card-item small {
  color: #7f8c8d;
  display: block;
  margin-top: 8px;
}

.note {
  margin-top: 15px;
  font-size: 0.95em;
  color: #7f8c8d;
  font-style: italic;
}

/* Testimonials */
.testimonials {
  text-align: center;
}

.testimonials-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.testimonial-item {
  background: #f8f9fa;
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  text-align: left;
}

.author {
  margin-top: 10px;
  font-weight: 600;
  font-size: 0.9em;
}

/* About Us */
.about-us p {
  font-size: 1em;
  color: #34495e;
  margin-bottom: 15px;
  line-height: 1.7;
}

/* CTA Section */
.cta-section {
  text-align: center;
}

.cta-section p {
  color: #34495e;
  margin-bottom: 18px;
}

/* Sticky CTA */
.sticky-cta {
  position: fixed;
  bottom: 15px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 420px;
  z-index: 99;
}

.sticky-cta .cta-button {
  display: block;
  text-align: center;
  margin: 0;
}

/* Footer */
footer {
  background: #2c3e50;
  color: #fff;
  text-align: center;
  padding: 20px;
}

footer a {
  color: #fff;
  opacity: 0.8;
  margin: 0 8px;
  text-decoration: none;
}

footer a:hover {
  opacity: 1;
}

.promo-msg {
  margin-top: 15px;
  font-size: 0.95em;
  color: #fffbcc;             /* 浅黄色文字，和绿色背景对比度高 */
  background: rgba(0, 0, 0, 0.3); /* 半透明底，突出显示 */
  padding: 8px 14px;
  border-radius: 8px;
  display: inline-block;
  line-height: 1.4;
}

.contact-options {
  text-align: center;
}

.contact-options .contact-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-options .contact-list a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 12px;
  background: #f8f9fa;
  color: #16a085;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
  transition: 0.2s;
}

.contact-options .contact-list a:hover {
  background: #e8f6f3;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(22, 160, 133, 0.18);
}