:root{
  --text:#172233;
  --muted:#616e86;
  --bg:#f4f5fb;
  --brand:#1f6f43;
  --soft:#e9f4ee;
  --radius-lg:18px;
  --radius-md:12px;
  --shadow-lg:0 18px 40px rgba(10,25,56,.16);
  --shadow-md:0 10px 26px rgba(15,30,60,.12);
}

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

html,body{
  margin:0;
  padding:0;
  height:100%;
}

body{
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
  min-height:100vh;
}

/* ========= LAYOUT CHUNG ========= */

.shell{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:1rem;
}

.app{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:1rem;
}

/* Sidebar trên desktop, top-bar trên mobile */
.sidebar{
  background:#ffffff;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);
  padding:1rem 1.1rem;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
}

/* ====== BRAND BLOCK DẠNG DỌC ====== */

.brand-block{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:.35rem;
}

.brand-block img{
  width:60px;
  height:60px;
  border-radius:16px;
  object-fit:contain;
}

.brand-text{
  font-size:.88rem;
  display:flex;
  flex-direction:column;
  align-items:flex-start;
}

.brand-name{
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-size:1.05rem;
  margin:0;
}

/* dòng “Registered in England & Wales • Company No: {{EIN}}” */
.badge-small{
  margin-top:.1rem;
  padding:0;
  border:0;
  border-radius:0;
  font-size:.8rem;
  color:var(--muted);
  background:transparent;
  display:block;
  line-height:1.35;
}

/* NAV */

.nav-toggle{
  border:0;
  background:rgba(0,0,0,.02);
  padding:.35rem .45rem;
  border-radius:10px;
  font-size:1.35rem;
  cursor:pointer;
}

.nav-links{
  display:none;
  flex-direction:column;
  gap:.4rem;
}

.nav-links a{
  padding:.4rem .7rem;
  border-radius:10px;
  font-size:.9rem;
  text-decoration:none;
  color:var(--muted);
}

.nav-links a.is-active{
  background:var(--soft);
  color:var(--text);
  font-weight:600;
}

.nav-links a:hover{
  background:#eef4ff;
  text-decoration:none;
}

/* MAIN AREA */

.main{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:1rem;
}

/* ========= COMPONENTS ========= */

.card{
  background:#ffffff;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);
  padding:1.5rem 1.4rem;
}

.card-soft{
  background:linear-gradient(135deg,#ffffff,#f3fbf7);
}

/* HERO */

.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.2fr);
  gap:1.3rem;
  align-items:center;
}

.hero-kicker{
  font-size:.8rem;
  text-transform:uppercase;
  letter-spacing:.1em;
  font-weight:700;
  color:var(--muted);
}

/* NAME to – tagline nhỏ & nhạt hơn, không lấn NAME */
.hero-title{
  margin:.35rem 0 .6rem;
  font-size:1.1rem;
  font-weight:600;
  color:var(--muted);
  line-height:1.4;
}

.hero-title span{
  display:block;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-weight:800;
  font-size:1.9rem;
  color:var(--text);
  margin-bottom:.15rem;
}

.hero-meta{
  font-size:.9rem;
  color:var(--muted);
}

.btn-row{
  margin-top:1rem;
  display:flex;
  flex-wrap:wrap;
  gap:.65rem;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:.7rem 1.1rem;
  border-radius:999px;
  border:1px solid #d4e4db;
  font-size:.9rem;
  cursor:pointer;
  text-decoration:none;
  color:var(--text);
  background:#ffffff;
}

.btn-primary{
  background:var(--brand);
  border-color:var(--brand);
  color:#ffffff;
}

.btn-outline{
  background:transparent;
}

.btn:hover{
  box-shadow:var(--shadow-md);
  text-decoration:none;
}

.hero-figure{
  border-radius:22px;
  overflow:hidden;
  box-shadow:var(--shadow-lg);
}

.hero-figure img{
  width:100%;
  height:100%;
  object-fit:cover;
}

/* TITLES */

.section-title{
  font-size:1.1rem;
  font-weight:700;
  margin-bottom:.2rem;
}

.section-sub{
  font-size:.9rem;
  color:var(--muted);
  margin-bottom:.8rem;
}

/* INFO GRID */

.info-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:.6rem;
  font-size:.9rem;
}

.info-label{
  font-weight:600;
  color:var(--muted);
}

.info-value{
  margin-top:.1rem;
}

/* FEATURE LIST */

.feature-list{
  list-style:none;
  padding:0;
  margin:0;
  display:grid;
  gap:.45rem;
}

.feature-list li{
  font-size:.9rem;
  padding-left:1.2rem;
  position:relative;
}

.feature-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:.55rem;
  width:7px;
  height:7px;
  border-radius:999px;
  background:var(--brand);
}

/* 3-COLUMN TILES */

.tiles{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:.9rem;
  margin-top:.3rem;
}

.tile{
  background:#ffffff;
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-md);
  overflow:hidden;
}

.tile img{
  width:100%;
  height:170px;
  object-fit:cover;
  display:block;
}

.tile-body{
  padding:.85rem .95rem 1rem;
}

.tile-body h3{
  font-size:1rem;
  margin:0 0 .25rem;
}

.tile-body p{
  font-size:.9rem;
  margin:0;
  color:var(--muted);
}

/* SPLIT 2 CỘT (Services, Governance, About…) */

.split{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:1.1rem;
}

/* ẢNH LỚN Ở SERVICES / GOVERNANCE: KHÔNG BỊ PHÓNG QUÁ, KHÔNG BỊ CẮT KÌ LẠ */
.split img{
  width:100%;
  height:auto;
  max-height:320px;
  object-fit:cover;
  border-radius:20px;
  display:block;
}

/* GALLERY */

.gallery{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:.65rem;
}

.gallery img{
  width:100%;
  height:140px;
  object-fit:cover;
  border-radius:16px;
}

/* GOVERNANCE TIMELINE */

.timeline{
  list-style:none;
  padding:0;
  margin:0;
  border-left:2px solid #dde4f1;
}

.timeline-item{
  padding:.4rem 0 .6rem .9rem;
  position:relative;
}

.timeline-item::before{
  content:"";
  position:absolute;
  left:-6px;
  top:.6rem;
  width:10px;
  height:10px;
  border-radius:50%;
  background:var(--brand);
}

.timeline-title{
  font-size:.95rem;
  font-weight:600;
}

.timeline-body{
  font-size:.9rem;
  color:var(--muted);
}

/* CONTACT */

.contact-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:1rem;
}

.form{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:.7rem;
}

label{
  font-size:.85rem;
  font-weight:600;
  display:grid;
  gap:.3rem;
}

input,
textarea{
  font:inherit;
  padding:.75rem .85rem;
  border-radius:12px;
  border:1px solid #ced7e5;
  outline:0;
  background:#fbfcff;
}

textarea{
  min-height:130px;
  resize:vertical;
}

input:focus,
textarea:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 1px rgba(31,111,67,.25);
}

/* MAP CAO HƠN, GẦN BẰNG FORM */

.map-embed iframe{
  width:100%;
  border:0;
  border-radius:18px;
  box-shadow:var(--shadow-lg);
  aspect-ratio:4/3;
  min-height:360px;
}

/* FOOTER */

.footer{
  margin-top:1.1rem;
  padding:1rem;
  font-size:.82rem;
  color:var(--muted);
  text-align:center;
}

/* ========= THEME VARIANTS CHO SCRIPT .py ========= */

body.theme-1{
  --brand:#1f6f43;
  --soft:#e9f4ee;
}

body.theme-2{
  --brand:#004b7a;
  --soft:#e4f1fb;
}

body.theme-3{
  --brand:#7a0026;
  --soft:#fde7f0;
}

body.theme-4{
  --brand:#784500;
  --soft:#fff3df;
}

body.theme-5{
  --brand:#38598a;
  --soft:#e5edff;
}

/* ========= RESPONSIVE ========= */

@media (min-width:800px){
  .app{
    grid-template-columns:270px minmax(0,1fr);
    align-items:flex-start;
  }

  .sidebar{
    flex-direction:column;
    align-items:flex-start;
    height:100%;
    min-height:420px;
  }

  .nav-toggle{
    display:none;
  }

  .nav-links{
    display:flex !important;
    flex-direction:column;
    width:100%;
  }

  .nav-links a{
    width:100%;
  }

  .main{
    grid-template-columns:minmax(0,1fr);
  }

  .hero-grid{
    grid-template-columns:minmax(0,1.3fr) minmax(260px,1fr);
  }

  .tiles{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }

  .split{
    grid-template-columns:minmax(0,1.1fr) minmax(260px,1fr);
  }

  .gallery{
    grid-template-columns:repeat(3,minmax(0,1fr));
  }

  .contact-grid{
    grid-template-columns:minmax(0,1.1fr) minmax(260px,1fr);
  }
}