/* iWalker Travel — main stylesheet */

:root {
  --green-dark: #2d6a4f;
  --green-mid: #40916c;
  --green-light: #b7e4c7;
  --green-pale: #f0faf4;
  --text-dark: #1a2e22;
  --text-muted: #5a7060;
  --white: #ffffff;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --radius: 10px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-dark);
  background: #fff;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}
.section {
  padding: 72px 0;
}
.section-alt {
  background: var(--green-pale);
}
.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 12px;
}
.section-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 48px;
  max-width: 620px;
}
.btn {
  display: inline-block;
  padding: 14px 34px;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s;
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--green-dark);
  color: #fff;
}
.btn-primary:hover {
  background: var(--green-mid);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(45, 106, 79, 0.3);
}
.btn-outline {
  border: 2px solid var(--green-dark);
  color: var(--green-dark);
  background: transparent;
}
.btn-outline:hover {
  background: var(--green-dark);
  color: #fff;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(45, 106, 79, 0.1);
  transition: box-shadow 0.3s;
}
.site-header.scrolled {
  box-shadow: var(--shadow);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo img {
  height: 38px;
  width: auto;
}
.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s;
}
.nav-links a:hover {
  color: var(--green-dark);
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--green-dark);
  cursor: pointer;
}

.main-banner {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.banner-bg {
  position: absolute;
  inset: 0;
  background: url("../images/main-bg.png") center center / cover no-repeat;
}
.banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(0, 0, 0, 0.58) 40%,
    rgba(0, 0, 0, 0.15) 100%
  );
}
.banner-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
  color: #fff;
  padding-top: 68px;
}
.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--green-mid);
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 20px;
}
.main-banner h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
}
.main-banner p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 36px;
  max-width: 480px;
}
.banner-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.benefit-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 36px 28px;
  box-shadow: var(--shadow);
  transition: transform 0.25s;
}
.benefit-card:hover {
  transform: translateY(-5px);
}
.benefit-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--green-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.7rem;
  color: var(--green-dark);
}
.benefit-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--green-dark);
}
.benefit-card p {
  font-size: 0.94rem;
  color: var(--text-muted);
}

.tours-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.tour-card {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  background: #fff;
  transition:
    transform 0.25s,
    box-shadow 0.25s;
}
.tour-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.13);
}
.tour-card-img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}
.tour-card-body {
  padding: 28px;
}
.tour-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green-dark);
  background: var(--green-pale);
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 14px;
}
.tour-card-body h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.tour-card-body p {
  font-size: 0.93rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.tour-meta {
  display: flex;
  gap: 20px;
  margin-bottom: 22px;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.tour-meta span {
  display: flex;
  align-items: center;
  gap: 6px;
}
.tour-price {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.price-tag {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--green-dark);
}
.price-tag small {
  font-size: 0.8rem;
  font-weight: 400;
  color: var(--text-muted);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-img {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.about-img img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}
.about-text .section-title {
  margin-bottom: 20px;
}
.about-text p {
  color: var(--text-muted);
  margin-bottom: 18px;
}
.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 32px;
}
.stat {
  text-align: center;
}
.stat-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--green-dark);
  line-height: 1;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
}
.stars {
  color: #f4a020;
  font-size: 0.9rem;
  margin-bottom: 14px;
  letter-spacing: 2px;
}
.testimonial-card p {
  font-size: 0.93rem;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 18px;
}
.reviewer {
  display: flex;
  align-items: center;
  gap: 12px;
}
.reviewer-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--green-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--green-dark);
}
.reviewer-name {
  font-weight: 600;
  font-size: 0.9rem;
}
.reviewer-from {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.site-footer {
  background: var(--text-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-brand p {
  font-size: 0.9rem;
  margin-top: 16px;
  line-height: 1.7;
}
.footer-logo {
  height: 36px;
}
.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.footer-col ul {
  list-style: none;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9rem;
  transition: color 0.2s;
}
.footer-col ul li a:hover {
  color: var(--green-light);
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  gap: 16px;
  flex-wrap: wrap;
}

.policy-wrap {
  padding: 100px 0 72px;
}
.policy-wrap h1 {
  font-size: 2rem;
  color: var(--green-dark);
  margin-bottom: 8px;
}
.policy-date {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 40px;
}
.policy-wrap h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 32px 0 10px;
}
.policy-wrap p,
.policy-wrap li {
  color: var(--text-muted);
  margin-bottom: 12px;
  font-size: 0.95rem;
}
.policy-wrap ul {
  padding-left: 24px;
}
.policy-wrap a {
  color: var(--green-dark);
}

@media (max-width: 900px) {
  .benefits-grid {
    grid-template-columns: 1fr 1fr;
  }
  .tours-grid {
    grid-template-columns: 1fr;
  }
  .about-inner {
    grid-template-columns: 1fr;
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 640px) {
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .section {
    padding: 48px 0;
  }
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: #fff;
    padding: 20px;
    box-shadow: var(--shadow);
    gap: 20px;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-toggle {
    display: block;
  }
  .about-stats {
    grid-template-columns: 1fr 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}