:root{
  --bg:#f6f8fb;
  --card:#ffffff;
  --ink:#0b1220;
  --muted:#5b6b80;
  --blue:#0b4fa3;
  --blue2:#083a78;
  --line:rgba(10,40,90,.10);
  --shadow:0 14px 42px rgba(0,0,0,.12);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;color:var(--ink);background:var(--bg)}
a{color:inherit}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.muted{color:var(--muted)}

.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(9,34,73,.92);
  backdrop-filter: blur(10px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:64px}
.brand__name{color:#fff;font-weight:850;letter-spacing:.2px}
.brand__tag{color:rgba(255,255,255,.72);font-size:12px;margin-top:2px}

.nav{display:flex;gap:14px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.nav a{color:rgba(255,255,255,.86);font-size:14px;text-decoration:none}
.nav a:hover{color:#fff}
.nav__cta{
  padding:9px 12px;border-radius:12px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.18);
}
.lang{
  padding:9px 10px;border-radius:12px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.18);
  color:#fff;cursor:pointer;font-weight:750
}

.hero{
  background:linear-gradient(135deg,var(--blue),var(--blue2));
  color:#fff;
  padding:58px 0 0;
  position:relative;
  overflow:hidden;
}
.hero__grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:26px;
  align-items:start;
  padding-bottom:28px;
}
.badge{
  display:inline-flex;
  padding:8px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.16);
  color:rgba(255,255,255,.92);
  font-size:12px;
  letter-spacing:.4px;
}
.hero h1{font-size:56px;line-height:1.02;margin:14px 0 10px}
.lead{
  font-size:18px;line-height:1.72;
  color:rgba(255,255,255,.90);
  max-width:60ch;
  margin:0 0 16px;
}

.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:14px 0 18px}
.stat{
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.14);
  border-radius:16px;
  padding:12px 12px 10px;
}
.stat__k{font-size:12px;color:rgba(255,255,255,.72);margin-bottom:6px}
.stat__v{font-weight:850}

.btns{display:flex;gap:12px;flex-wrap:wrap;margin:12px 0 10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:14px;
  padding:12px 18px;
  font-weight:850;
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 10px 24px rgba(0,0,0,.18);
  text-decoration:none;
}
.btn--light{background:#fff;color:var(--blue2)}
.btn--dark{background:rgba(0,0,0,.22);color:#fff}
.btn:hover{transform:translateY(-1px)}

/* ===== Form polish (premium) ===== */
.form{
  background: rgba(255,255,255,.92);
  border-radius: 18px;
  padding: 18px;
  border: 1px solid rgba(10,40,90,.10);
  box-shadow: 0 14px 36px rgba(0,0,0,.08);
}

.form input, .form textarea{
  border-radius: 14px;
  border: 1px solid rgba(10,40,90,.16);
  background: #fff;
  transition: border-color .15s ease, box-shadow .15s ease;
}

.form input:focus, .form textarea:focus{
  border-color: rgba(11,79,163,.55);
  box-shadow: 0 0 0 4px rgba(11,79,163,.12);
}

/* Make the submit button premium */
.form button.btn--dark{
  width: 160px;
  height: 44px;
  border-radius: 14px;
  background: #0b4fa3;
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: 0 12px 26px rgba(11,79,163,.22);
  cursor: pointer;
  transition: transform .15s ease, filter .15s ease, background .15s ease;
}

.form button.btn--dark:hover{
  background: #083a78;              /* hover 变深 */
  transform: translateY(-1px);
}

.form button.btn--dark:active{
  transform: translateY(0);
  filter: brightness(.96);
}

/* If browser auto-disables look, force it to look active */
.form button.btn--dark:disabled{
  opacity: .55;
  cursor: not-allowed;
  box-shadow: none;
}

.note{margin-top:10px;color:rgba(255,255,255,.78);font-size:13px}

.hero__photo{display:flex;flex-direction:column;gap:12px}
.photo__frame{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);
  border-radius:20px;
  padding:14px;
  box-shadow:var(--shadow);
}
.photo__frame img{
  width:100%;
  max-height:420px;
  object-fit:cover;
  border-radius:14px;
  display:block;
}
.photo__card{
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.16);
  border-radius:18px;
  padding:14px;
}
.photo__cardTitle{font-weight:850}
.photo__cardText{color:rgba(255,255,255,.82);line-height:1.55;margin-top:6px;font-size:13px}

.hero__wave{
  height:68px;
  background:linear-gradient(180deg,rgba(255,255,255,0), rgba(246,248,251,1));
}

.section{padding:56px 0;background:var(--bg)}
.section--alt{background:#eef3fb}
.section__head h2{margin:0 0 10px;font-size:28px}
.section__head p{margin:0;max-width:90ch;line-height:1.7}

.logos{
  margin-top:18px;
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:14px;
  align-items:center;
}
.logos img{
  width:100%;
  height:34px;
  object-fit:contain;
  filter:grayscale(100%);
  opacity:.85;
}
.logos img:hover{opacity:1;filter:grayscale(0%)}

.chips{
  margin-top:14px;
  display:flex;flex-wrap:wrap;gap:10px;
}
.chips span{
  padding:8px 10px;border-radius:999px;
  background:rgba(255,255,255,.80);
  border:1px solid var(--line);
  font-size:12px;
  color:var(--muted);
}

.aboutGrid{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:16px;
  align-items:start;
}
.aboutText p{margin:0;line-height:1.8;max-width:92ch}
.meta{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}
.meta__item{
  background:var(--card);
  border-radius:16px;
  padding:14px 14px 12px;
  border:1px solid var(--line);
  box-shadow:0 10px 26px rgba(0,0,0,.07);
}
.meta__k{font-size:12px;color:var(--muted);margin-bottom:6px}
.meta__v{font-weight:850}

.aboutCard{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:18px;
  padding:16px;
  box-shadow:0 10px 26px rgba(0,0,0,.07);
}
.aboutCard__title{font-weight:900;margin-bottom:10px}
.tick{margin:0;padding-left:18px}
.tick li{margin:10px 0;color:var(--muted);line-height:1.6}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:14px}
.card{
  background:var(--card);
  border-radius:18px;
  padding:18px;
  box-shadow:0 10px 28px rgba(0,0,0,.08);
  border:1px solid var(--line);
}
.card__icon{font-size:20px}
.card h3{margin:10px 0 8px;font-size:16px}
.card p{margin:0;color:var(--muted);line-height:1.7}

.how{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
.how__steps{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.step{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  padding:14px;
  display:flex;gap:10px;align-items:flex-start;
  box-shadow:0 10px 24px rgba(0,0,0,.06);
}
.step span{
  width:28px;height:28px;border-radius:10px;
  background:rgba(11,79,163,.12);
  color:var(--blue2);
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:900;
}

.contact{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}
.contact__meta{margin-top:14px;line-height:1.9}
.form{
  background:var(--card);
  border-radius:18px;
  padding:16px;
  border:1px solid var(--line);
  box-shadow:0 10px 28px rgba(0,0,0,.08);
}
.form label{display:block;margin:10px 0}
.form span{display:block;font-size:12px;color:var(--muted);margin-bottom:6px}
.form input,.form textarea{
  width:100%;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid rgba(10,40,90,.16);
  outline:none;
  font:inherit;
}
.form__tip{font-size:12px;margin-top:10px}

.footer{padding:18px 0;background:#0a1f3f;color:rgba(255,255,255,.78)}
.footer small{font-size:12px}

@media (max-width: 980px){
  .hero__grid{grid-template-columns:1fr}
  .hero h1{font-size:44px}
  .stats{grid-template-columns:1fr}
  .logos{grid-template-columns:repeat(3,1fr)}
  .meta{grid-template-columns:1fr}
  .aboutGrid{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .how{grid-template-columns:1fr}
  .how__steps{grid-template-columns:1fr}
  .contact{grid-template-columns:1fr}
}
/* ===== Premium polish (Consultant style) ===== */

/* global typography */
body { letter-spacing: .1px; }
h1 { letter-spacing: -0.6px; }
h2 { letter-spacing: -0.3px; }

/* tighten hero visual */
.hero {
  background: linear-gradient(135deg, #083a78, #062f63);
}
.hero__wave {
  height: 78px;
  background: linear-gradient(180deg, rgba(255,255,255,0), #f6f8fb);
}

/* section rhythm */
.section { padding: 62px 0; }
.section__head h2 { font-size: 30px; }
.section__head p { font-size: 14px; }

/* cards feel more “consulting” */
.card, .meta__item, .aboutCard, .form, .step {
  border: 1px solid rgba(10,40,90,.10);
  box-shadow: 0 10px 28px rgba(0,0,0,.07);
}

/* clients area: more like a brand wall */
.logos {
  gap: 18px;
  margin-top: 20px;
}
.logos img {
  height: 40px;
  opacity: .72;
  filter: grayscale(100%) contrast(120%) brightness(82%);
}
.logos img:hover{
  opacity: 1;
  filter: grayscale(0%) contrast(108%) brightness(100%);
}

/* hide chips if you already removed them; safe */
.chips { display:none !important; }