:root{
  --blue:#18a7e0;
  --blue2:#1292cc;
  --dark:#0b0b0b;
  --soft:#efefef;
  --text:#1b1b1b;
  --muted:#4a4a4a;
  --max:1180px;
  --radius:999px;
  --shadow: 0 12px 30px rgba(0,0,0,.18);
  --serif: Georgia, "Times New Roman", Times, serif;
  --sans: system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Helvetica Neue", sans-serif;
}
.logo-link{
  display:flex;
  align-items:center;
}

.logo-img{
  height:34px;      /* 桌面高度 */
  width:auto;
}

.logo-text{
  position:absolute;
  left:-9999px;     /* 对用户隐藏，对SEO可读 */
}
*{ box-sizing:border-box; }
body{
  margin:0;
  font-family:var(--serif);
  color:var(--text);
  background:#fff;
  line-height:1.55;
}
img{ max-width:100%; display:block; }
a{ color:var(--blue); text-decoration:none; }
a:hover{ text-decoration:underline; }

.container{
  max-width:var(--max);
  margin:0 auto;
  padding:0 18px;
}

/* ===== NAV ===== */
.nav{
  position:sticky; top:0; z-index:50;
  background:#000; color:#fff;
}
.nav-inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:14px;
  padding:16px 0;
}
.brand{
  font-weight:800;
  letter-spacing:.5px;
  font-size:26px;
  user-select:none;
}
.brand .blue{ color:var(--blue); }

.nav-right{ display:flex; align-items:center; gap:14px; }

.nav-menu{
  display:flex; align-items:center; gap:18px;
}
.nav-menu a{
  color:#fff; font-weight:400; opacity:.95;
  font-size:14px;
}
.nav-menu a:hover{ opacity:1; text-decoration:none; }

.nav-btn{
  background:var(--blue);
  border:1px solid rgba(255,255,255,.18);
  color:#fff;
  padding:12px 18px;
  border-radius:6px;
  font-weight:800;
  letter-spacing:.2px;
  text-transform:uppercase;
}
.nav-btn:hover{ background:var(--blue2); }

.nav-toggle{
  display:none;
  width:44px; height:44px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);
  color:#fff;
  font-size:20px;
  line-height:1;
  cursor:pointer;
}
.nav-toggle:active{ transform:scale(.98); }

/* Mobile menu panel */
.nav-panel{
  display:none;
  padding:0 0 14px 0;
}
.nav-panel.open{ display:block; }
.nav-panel a{
  display:block;
  padding:12px 0;
  border-top:1px solid rgba(255,255,255,.10);
  color:#fff;
  font-weight:400;
}
.nav-panel .nav-btn{
  display:inline-block;
  margin-top:12px;
  width: 100%;
  padding: 20px 15px;
}

/* ===== HERO ===== */
.hero{
  position:relative;
  min-height:560px;
  display:flex;
  align-items:center;
  background:#111;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background:
    linear-gradient(90deg, rgba(0,0,0,.86) 0%, rgba(0,0,0,.62) 46%, rgba(0,0,0,.22) 100%),
    radial-gradient(1200px 600px at 70% 40%, rgba(255,255,255,.10), rgba(0,0,0,.85) 70%);
  z-index:1;
}
.hero::after{
  content:"";
  position:absolute; inset:0;
  background: url("banner.jpg") center/cover no-repeat;
  z-index:0;
  transform:scale(1.01);
}
.hero-inner{
  position:relative; z-index:2;
  width:100%;
  padding:64px 0;
  display:grid;
  grid-template-columns: 1.08fr .92fr;
  gap:40px;
  align-items:center;
}
.hero h1{
  margin:0 0 16px 0;
  color:#fff;
  font-size:40px;
  letter-spacing:.5px;
}
.hero p{
  margin:0 0 26px 0;
  color:#fff;
  opacity:.95;
  font-size:16px;
  max-width:560px;
}
.cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:14px 34px;
  border-radius:var(--radius);
  background:var(--blue);
  color:#fff;
  font-weight:900;
  border:none;
  cursor:pointer;
  letter-spacing:.2px;
  text-transform:uppercase;
  box-shadow: 0 10px 22px rgba(23,162,226,.25);
  font-family:var(--serif);
  font-size:14px;
}
.cta:hover{ background:var(--blue2); }

.hero-spacer{ display:block; } /* keep grid similar to screenshot */

/* ===== FEATURES ===== */
.features{
  background:var(--soft);
  padding:76px 0;
}
.center-btn{
  display:flex;
  justify-content:center;
  margin-top:20px;
}
.feature-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:36px;
  text-align:center;
  align-items:start;
}
.feature .icon{
  width:76px; height:76px;
  margin:0 auto 18px auto;
  display:grid;
  place-items:center;
}
.feature .icon img{
  width:72px; height:72px;
  object-fit:contain;
}
.feature h3{
  margin:0 0 12px 0;
  font-size:20px;
  letter-spacing:.3px;
  text-transform:uppercase;
}
.feature p{
  margin:0;
  color:var(--muted);
  font-size:16px;
  max-width:360px;
  margin-inline:auto;
}

/* ===== Center intro ===== */
.center{
  padding:72px 0;
}
.center h2{
  margin:0 0 18px 0;
  text-align:center;
  font-size:28px;
  letter-spacing:.4px;
}
.center p{
  margin:0 auto 28px auto;
  max-width:980px;
  text-align:center;
  color:var(--muted);
  font-size:16px;
}

/* ===== Two-col blocks ===== */
.two-col{
  padding:70px 0;
}
.two-col-grid{
  display:grid;
  grid-template-columns: 1.08fr .92fr;
  gap:44px;
  align-items:start;
}
.two-col-grid.reverse{
  grid-template-columns: .92fr 1.08fr;
}
.h2{
  margin:0 0 18px 0;
  font-size:28px;
  letter-spacing:.2px;
}
.para{
  margin:0;
  color:var(--muted);
  font-size:16px;
}

.thumb-wall{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap:16px;
}
.thumb{
  border-radius:2px;
  overflow:hidden;
  aspect-ratio: 1/1;
  background:#ddd;
  border:1px solid rgba(0,0,0,.08);
}
.thumb img{ width:100%; height:100%; object-fit:cover; }
.thumb-caption{
  margin-top:12px;
  font-size:16px;
  letter-spacing:.4px;
  color:#2a2a2a;
}

.divider{
  height:2px;
  background:var(--blue);
  border:0;
  margin:52px 0 0 0;
  opacity:.95;
}

/* ===== Stories ===== */
.stories{
  padding:0;
}
.stories-banner{
  position:relative;
  min-height:520px;
  display:flex;
  align-items:center;
  overflow:hidden;
  background:#0b0b0b;
}
.stories-banner::before{
  content:"";
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(0,0,0,.55), rgba(0,0,0,.80)),
    radial-gradient(900px 500px at 50% 20%, rgba(255,255,255,.10), rgba(0,0,0,.70) 60%);
  z-index:1;
}
.stories-banner::after{
  content:"";
  position:absolute; inset:0;
  background:url("success-story.jpg") center/cover no-repeat;
  z-index:0;
  transform:scale(1.01);
}
.stories-inner{
  position:relative; z-index:2;
  width:100%;
  padding:72px 0;
  text-align:center;
  color:#fff;
}
.stories-inner h2{
  margin:0 0 18px 0;
  font-size:28px;
  letter-spacing:.6px;
  text-transform:uppercase;
}
.stories-inner p{
  margin:0 auto 20px auto;
  max-width:1050px;
  font-size:16px;
  opacity:.94;
}
.stories-inner em{
  display:block;
  margin:22px auto 30px auto;
  max-width:1080px;
  font-size:18px;
  opacity:.92;
  font-style:italic;
}

/* ===== Blogs ===== */
.blogs{
  padding:76px 0 70px 0;
}
.blogs h2{
  margin:0 0 26px 0;
  font-size:28px;
  text-align:center;
  letter-spacing:.3px;
  text-transform:uppercase;
}
.blog-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:28px;
  align-items:start;
}
.blog-card{
  text-align:center;
}
.blog-card img{
  width:100%;
  aspect-ratio: 16/9;
  object-fit:cover;
  border-radius:14px;
}
.blog-card p{
  margin:18px 0 0 0;
  font-size:16px;
}
.blog-card a {
    color:#4a4a4a;
}
/* ===== Cities ===== */
.cities{
  background:var(--blue);
  color:#fff;
  padding:64px 0 70px 0;
}
.cities h2{
  margin:0 0 38px 0;
  text-align:center;
  font-size:28px;
  letter-spacing:.2px;
}
.city-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap:28px;
  font-size:16px;
  line-height:1.8;
}
.city-grid div{
  text-align:left;
}
.city-grid div a {
    color: #ffffff;
}
/* ===== Footer ===== */
footer{
  background:#111;
  padding:30px 18px;
  color:#cfcfcf;
  font-family:var(--serif);
}
.footer-shell{
  max-width:var(--max);
  margin:0 auto;
  border-radius:14px;
  padding:36px 18px;
  text-align:center;
}
.footer-shell a{ color:var(--blue); font-weight:800; }
.footer-shell a:hover{ text-decoration:none; }
/* =========================
   Blog page layout
   ========================= */

.blog-page{
  padding: 40px 16px 70px;
}

.blog-article{
  max-width: 860px;          /* 窄栏阅读 */
  margin: 0 auto;
}

.blog-hero{
  text-align: center;
}

.blog-h1{
  font-size: 40px;
  letter-spacing: .4px;
  margin: 10px 0 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.blog-share{
  font-size: 12px;
  margin: 6px 0 18px;
  font-style: italic;
}

.blog-share a{
  color:#18a7e0;           
  text-decoration: underline;
}

.blog-cover{
  margin: 0 auto 22px;
  max-width: 520px;
}

.blog-cover img{
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
}

.blog-content{
  text-align: left;
  font-size: 16px;
  line-height: 1.9;
}

.blog-h2{
  font-size: 30px;
  margin: 26px 0 10px;
  font-weight: 800;
}

.blog-h3{
  font-size: 20px;
  margin: 18px 0 8px;
  font-weight: 800;
}

/* 你说的 ul/li：更像截图里的样式 */
.blog-ul{
  margin: 10px 0 18px 18px;
  padding: 0;
}

.blog-ul li{
  margin: 6px 0;
  line-height: 1.8;
}

/* 红框那种块：边框 + 内边距 */
.blog-callout{
  border: 2px solid #e53935;
  border-radius: 8px;
  padding: 14px 16px;
  margin: 10px 0 18px;
  background: #fff;
}

/* ===== Responsive ===== */
@media (max-width: 980px){
  .hero-inner{ grid-template-columns: 1fr; padding:48px 0; }
  .hero h1{ font-size:34px; }
  .hero p{ font-size:14px; }
  .feature-grid{ grid-template-columns:1fr; gap:26px; }
  .two-col-grid, .two-col-grid.reverse{ grid-template-columns:1fr; }
  .thumb-wall{ grid-template-columns: repeat(2, 1fr); }
  .h2{ font-size:28px; }
  .center h2, .blogs h2, .cities h2{ font-size:28px; }
  .blog-grid{ grid-template-columns:1fr; }
  .city-grid{ grid-template-columns:1fr; font-size:16px; }
}

@media (max-width: 720px){
  .nav-menu{ display:none; }
  .nav-toggle{ display:inline-flex; align-items:center; justify-content:center; }
  .nav-inner{ padding:12px 0; }
  .brand{ font-size:22px; }
  .hero{ min-height:520px; }
  .hero h1{ font-size:38px; }
}

/* swap hero banner on mobile */
@media (max-width: 720px){
  .hero::after{ background-image:url("mobile-banner.jpg"); background-position:center; }
}

/* mobile */
@media (max-width: 560px){
  .blog-h1{ font-size: 22px; }
  .blog-article{ max-width: 100%; }
  .blog-cover{ max-width: 100%; }
}
@media(max-width:600px){
  .logo-img{
    height:28px;
  }
}