:root{
  --primary:#023194;
  --secondary:#e62125;
  --black:#1f2024;
  --white:#ffffff;
  --muted:#667085;
  --line:#dfe7f1;
  --soft:#f5f8fc;
  --soft-blue:#eef5ff;
  --shadow:0 18px 45px rgba(2,49,148,.10);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Bai Jamjuree',sans-serif;color:var(--black);background:#fff;line-height:1.55;overflow-x:hidden}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(1160px,calc(100% - 40px));margin:0 auto}
.section-pad{padding:88px 0}.light-section{background:var(--soft)}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand img{height:48px;width:auto}.nav-menu{display:flex;align-items:center;gap:24px;font-size:15px;font-weight:600;color:#2f3a4a}.nav-menu a:not(.btn):hover{color:var(--primary)}
.nav-toggle{display:none;border:0;background:transparent;padding:10px;cursor:pointer}.nav-toggle span{display:block;width:24px;height:2px;background:var(--black);margin:5px 0;border-radius:4px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;border-radius:999px;background:var(--secondary);color:#fff;font-weight:700;border:1px solid var(--secondary);box-shadow:0 12px 28px rgba(230,33,37,.18);transition:.2s ease;cursor:pointer}.btn:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(230,33,37,.22)}.btn-outline{background:#fff;color:var(--primary);border-color:#c9d8ef;box-shadow:none}.btn-small{min-height:40px;padding:0 18px;font-size:14px}.btn-package{width:100%;margin-top:8px}
.hero{background:linear-gradient(180deg,#f7fbff 0%,#fff 100%)}.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:50px;align-items:center}.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:700;text-transform:uppercase;letter-spacing:.08em;font-size:13px;margin-bottom:16px}.eyebrow:before,.section-kicker:before{content:"";width:34px;height:4px;background:var(--secondary);border-radius:6px}.hero h1{font-size:58px;line-height:1.05;margin:0 0 22px;letter-spacing:-.04em}.hero-sub{font-size:20px;color:var(--muted);max-width:640px;margin:0 0 30px}.hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:28px 0 30px}.hero-metrics div,.number-item{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 16px;box-shadow:0 10px 24px rgba(31,32,36,.04)}.hero-metrics strong,.number-item strong{display:block;color:var(--primary);font-size:26px;line-height:1;font-weight:800}.hero-metrics span,.number-item span{display:block;margin-top:8px;font-size:13px;color:#526071;font-weight:600}.hero-actions{display:flex;gap:14px;flex-wrap:wrap}.trust-bar{margin-top:28px;display:flex;flex-wrap:wrap;gap:10px}.trust-bar span{padding:9px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;color:#3d4b5f;font-size:13px;font-weight:600}.hero-media{position:relative}.hero-media img{border-radius:34px;box-shadow:var(--shadow);border:1px solid var(--line)}
.section-head{text-align:center;max-width:760px;margin:0 auto 42px}.section-head.left{text-align:left;margin:0}.section-head.compact{margin-bottom:34px}.section-head h2{font-size:42px;line-height:1.12;margin:0 0 14px;letter-spacing:-.03em}.section-head p{margin:0;color:var(--muted);font-size:18px}
.reason-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.reason-card,.benefit-card,.package-card,.dual-card,.combination-card,.short-form,.final-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 14px 34px rgba(31,32,36,.05)}.reason-card{padding:26px}.reason-number{display:inline-flex;color:var(--secondary);font-weight:800;font-size:22px;line-height:1;margin-bottom:16px}.reason-card h3,.benefit-card h3{margin:0 0 10px;font-size:20px;line-height:1.25}.reason-card p,.benefit-card p{margin:0;color:var(--muted);font-size:15px}
.ecosystem-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:50px;align-items:center}.numbers-card{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.number-item{min-height:150px;padding:24px}.number-item strong{font-size:44px}.number-item span{font-size:15px;color:var(--black)}
.package-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.package-card{padding:28px;display:flex;flex-direction:column}.package-card.featured{border:2px solid var(--primary);transform:translateY(-10px);box-shadow:0 22px 50px rgba(2,49,148,.15)}.package-label{display:inline-flex;align-self:flex-start;padding:7px 12px;border-radius:999px;background:var(--soft-blue);color:var(--primary);font-size:13px;font-weight:700;margin-bottom:18px}.package-card.featured .package-label{background:#fff0f0;color:var(--secondary)}.package-card h3{font-size:28px;margin:0 0 10px}.package-card p{color:var(--muted);margin:0 0 20px}.package-card ul,.dual-card ul{padding:0;margin:0 0 22px;list-style:none}.package-card li,.dual-card li{position:relative;padding-left:22px;margin:10px 0;color:#3c4758}.package-card li:before,.dual-card li:before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:50%;background:var(--primary)}.text-link{margin-top:auto;color:var(--primary);font-weight:800}.package-note{text-align:center;color:var(--muted);font-size:14px;max-width:850px;margin:24px auto 0}
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.benefit-card{padding:24px}.benefit-card h3{color:var(--primary)}
.audience-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.audience-grid div{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;font-weight:700;color:#2b3648}
.conversation-section{background:#fff}.two-column-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.dual-card{padding:30px}.dual-card h3{font-size:28px;margin:0 0 6px}.dual-card h4{margin:0 0 20px;color:var(--muted);font-size:18px}.card-icon{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:50%;background:var(--soft-blue);color:var(--primary);font-weight:800;margin-bottom:18px}.dual-card.access .card-icon{background:#fff0f0;color:var(--secondary)}.dual-card.access li:before{background:var(--secondary)}.combination-card{padding:30px;margin-top:22px;background:linear-gradient(135deg,#f7fbff 0%,#fff 100%);border-left:5px solid var(--secondary)}.combination-card h3{margin:0 0 10px;font-size:26px}.combination-card p{margin:0;color:#3c4758;font-size:18px}
.process-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.process-grid div{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px}.process-grid span{display:inline-flex;width:36px;height:36px;align-items:center;justify-content:center;border-radius:50%;background:var(--primary);color:#fff;font-weight:800;margin-bottom:16px}.process-grid h3{margin:0 0 8px;font-size:20px}.process-grid p{margin:0;color:var(--muted);font-size:15px}
.form-section{background:linear-gradient(180deg,#fff 0%,#f7fbff 100%)}.form-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:40px;align-items:start}.form-copy h2{font-size:42px;line-height:1.12;margin:0 0 16px}.form-copy p{color:var(--muted);font-size:18px}.mini-proof{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.mini-proof span{padding:10px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-weight:700;color:var(--primary);font-size:13px}.short-form{padding:28px;display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.short-form label{display:flex;flex-direction:column;gap:8px;font-weight:700;color:#344054}.short-form input,.short-form select{height:50px;border:1px solid #cfd9e7;border-radius:14px;padding:0 14px;font:inherit;background:#fff;color:var(--black)}.short-form input:focus,.short-form select:focus{outline:3px solid rgba(2,49,148,.12);border-color:var(--primary)}.hp-field{position:absolute;left:-9999px}.form-btn{grid-column:1/-1;width:100%;border:0}.form-message{grid-column:1/-1;margin:0;font-weight:700}.form-message.success{color:#0f7a3b}.form-message.error{color:var(--secondary)}
.faq-wrap{max-width:900px}.faq-list{display:grid;gap:12px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px 22px}.faq-list summary{font-weight:800;cursor:pointer}.faq-list p{color:var(--muted);margin:12px 0 0}
.final-cta{background:#fff}.final-card{text-align:center;padding:56px;background:linear-gradient(135deg,var(--primary),#0b4bc4);color:#fff;border:0}.final-card h2{font-size:44px;margin:0 0 14px;line-height:1.12}.final-card p{max-width:760px;margin:0 auto 22px;color:rgba(255,255,255,.82);font-size:18px}.final-metrics{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin:24px 0}.final-metrics span{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:9px 13px;font-weight:700;font-size:13px}.final-card .btn{background:#fff;color:var(--primary);border-color:#fff;box-shadow:none}
.site-footer{padding:54px 0;background:#111827;color:#d1d5db}.footer-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:40px;align-items:start}.footer-logo{height:48px;width:auto;margin-bottom:14px;background:#fff;border-radius:10px;padding:6px}.site-footer h3{color:#fff;margin:0 0 12px}.site-footer p{margin:0;color:#b8c0cc}.copyright{margin-top:14px!important;font-size:13px;color:#8792a2!important}

/* Mobile overflow protection for consultation form */
.form-grid > *, .form-copy, .short-form, .short-form label {min-width:0;}
.short-form input, .short-form select, .short-form button {width:100%;max-width:100%;min-width:0;}
.form-copy h2 {overflow-wrap:anywhere;}
@media (max-width: 640px){
  .form-grid{width:100%;overflow:hidden;}
  .short-form{width:100%;max-width:100%;border-radius:20px;padding:20px 16px;}
  .form-copy h2{font-size:30px;line-height:1.15;}
  .mini-proof span{white-space:normal;}
}

@media (max-width: 980px){
  .section-pad{padding:68px 0}.hero-grid,.ecosystem-grid,.form-grid{grid-template-columns:1fr;gap:34px}.hero h1{font-size:46px}.reason-grid,.benefit-grid{grid-template-columns:repeat(2,1fr)}.package-grid,.process-grid,.audience-grid{grid-template-columns:1fr}.package-card.featured{transform:none}.numbers-card{grid-template-columns:1fr}.two-column-cards{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.nav-toggle{display:block}.nav-menu{position:absolute;top:78px;right:20px;left:20px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:18px;display:none;flex-direction:column;align-items:stretch}.nav-menu.open{display:flex}.nav-menu .btn{width:100%}
}
@media (max-width: 640px){
  .container{width:min(100% - 28px,1160px)}.nav-wrap{height:70px}.brand img{height:38px}.hero h1{font-size:36px}.hero-sub,.section-head p,.form-copy p{font-size:16px}.hero-metrics{grid-template-columns:1fr}.hero-actions{flex-direction:column}.hero-actions .btn{width:100%}.section-head h2,.form-copy h2{font-size:32px}.reason-grid,.benefit-grid{grid-template-columns:1fr}.short-form{grid-template-columns:1fr;padding:22px}.final-card{padding:34px 20px}.final-card h2{font-size:32px}.section-pad{padding:56px 0}.number-item strong{font-size:38px}.audience-grid{grid-template-columns:1fr}.hero-media img{border-radius:22px}
}

/* Vietnamese mobile polish */
.form-grid > *, .form-copy, .short-form, .short-form label {min-width:0;}
.short-form input, .short-form select, .short-form button {width:100%;max-width:100%;min-width:0;}
.form-copy h2, .hero h1, .section-head h2 {overflow-wrap:anywhere;}
@media (max-width: 640px){
  .form-grid{width:100%;overflow:hidden;}
  .short-form{width:100%;max-width:100%;border-radius:20px;padding:20px 16px;}
  .form-copy h2{font-size:30px;line-height:1.15;}
  .mini-proof span{white-space:normal;}
}