@import url("https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap");

:root {
  --navy:#0B1B3F;--navy-light:#122554;--blue:#1B6EC2;--blue-bright:#2D8CF0;
  --blue-accent:#4DA3FF;--white:#FFFFFF;--off-white:#F5F7FA;--gray-50:#F8F9FB;
  --gray-100:#EDF0F5;--gray-200:#D8DDE6;--gray-400:#8B95A8;--gray-600:#505C72;
  --gray-800:#2A3042;--teal:#0FA89E;--teal-light:#E8F8F7;--orange:#F57C25;
  --orange-light:#FFF3E8;--red-soft:#FF6B6B;--green:#22C55E;--green-light:#F0FDF4;
  --purple:#7C3AED;--purple-light:#F5F3FF;
  --font-display:'Space Grotesk',sans-serif;--font-body:'DM Sans',sans-serif;
  --shadow-sm:0 1px 3px rgba(11,27,63,.06);--shadow-md:0 4px 16px rgba(11,27,63,.08);
  --shadow-lg:0 12px 40px rgba(11,27,63,.12);--shadow-xl:0 20px 60px rgba(11,27,63,.15);
  --radius:12px;--radius-lg:20px;
}
*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:var(--font-body);color:var(--gray-800);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;}

.container{max-width:1200px;margin:0 auto;padding:0 32px;}

/* HERO */
.hero{padding:160px 0 100px;text-align:center;position:relative;overflow:hidden;background:linear-gradient(180deg,#f0f7ff 0%,var(--white) 100%);}
.hero::before{content:'';position:absolute;top:-100px;right:-150px;width:500px;height:500px;background:radial-gradient(circle,rgba(27,110,194,.07) 0%,transparent 70%);border-radius:50%;pointer-events:none;}
.hero::after{content:'';position:absolute;bottom:-80px;left:-100px;width:350px;height:350px;background:radial-gradient(circle,rgba(15,168,158,.06) 0%,transparent 70%);border-radius:50%;pointer-events:none;}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;background:var(--teal-light);color:var(--teal);font-size:13px;font-weight:600;border-radius:100px;margin-bottom:28px;letter-spacing:.03em;text-transform:uppercase;animation:fadeInDown .6s ease;}
.hero-badge::before{content:'';width:8px;height:8px;background:var(--teal);border-radius:50%;animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.5;transform:scale(1.3);}}
.hero h1{font-family:var(--font-display);font-size:58px;font-weight:700;line-height:1.1;color:var(--navy);max-width:860px;margin:0 auto 24px;animation:fadeInUp .7s ease;}
.hero h1 em{font-style:normal;color:var(--blue);}
.hero-sub{font-size:19px;color:var(--gray-600);max-width:660px;margin:0 auto 40px;line-height:1.75;animation:fadeInUp .8s ease;}
.hero-cta{display:flex;gap:16px;justify-content:center;animation:fadeInUp .9s ease;}
.hero-cta .btn-demo{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;background:var(--blue);color:var(--white);font-family:var(--font-body);font-size:14px;font-weight:600;border:none;border-radius:8px;cursor:pointer;text-decoration:none;transition:all .25s;}
.hero-cta .btn-demo:hover{background:var(--navy);transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-outline{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;background:transparent;color:var(--blue);font-family:var(--font-body);font-size:14px;font-weight:600;border:2px solid var(--gray-200);border-radius:8px;cursor:pointer;text-decoration:none;transition:all .25s;}
.btn-outline:hover{border-color:var(--blue);background:rgba(27,110,194,.04);}
@keyframes fadeInUp{from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:translateY(0);}}
@keyframes fadeInDown{from{opacity:0;transform:translateY(-16px);}to{opacity:1;transform:translateY(0);}}

/* VBC PROMISE STRIP */
.promise-strip{background:var(--navy);padding:32px 0;}
.promise-inner{max-width:1100px;margin:0 auto;padding:0 32px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.promise-item{text-align:center;padding:0 16px;}
.promise-icon{font-size:28px;margin-bottom:10px;}
.promise-title{font-family:var(--font-display);font-size:15px;font-weight:600;color:var(--white);margin-bottom:4px;}
.promise-desc{font-size:12px;color:rgba(255,255,255,.5);line-height:1.5;}

/* SECTION LABELS */
.section-label{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--teal);margin-bottom:12px;}
.section-title{font-family:var(--font-display);font-size:40px;font-weight:700;color:var(--navy);line-height:1.2;margin-bottom:16px;}
.section-sub{font-size:17px;color:var(--gray-600);line-height:1.7;max-width:680px;}

/* VBC CHALLENGE */
.vbc-challenge{padding:100px 0;background:var(--white);}
.challenge-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;margin-top:56px;}
.challenge-list{display:flex;flex-direction:column;gap:20px;}
.challenge-item{display:flex;gap:18px;align-items:flex-start;padding:24px;background:var(--white);border-radius:var(--radius);border:1px solid var(--gray-100);transition:box-shadow .3s;}
.challenge-item:hover{box-shadow:var(--shadow-md);}
.ch-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0;}
.ch-icon.red{background:#FEE2E2;}
.ch-icon.orange{background:var(--orange-light);}
.ch-icon.purple{background:var(--purple-light);}
.ch-icon.blue{background:rgba(27,110,194,.08);}
.challenge-item h4{font-family:var(--font-display);font-size:16px;font-weight:600;color:var(--navy);margin-bottom:4px;}
.challenge-item p{font-size:13px;color:var(--gray-600);line-height:1.55;}
.challenge-answer{background:var(--white);border:2px solid var(--teal);border-radius:var(--radius-lg);padding:36px;}
.challenge-answer .section-label{color:var(--teal);}
.challenge-answer .section-title{font-size:30px;}
.challenge-answer p{font-size:15px;color:var(--gray-600);line-height:1.7;margin-top:12px;}
.challenge-answer p+p{margin-top:12px;}

/* VBC PILLARS */
.vbc-pillars{padding:100px 0;background:var(--gray-50);}
.pillars-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:56px;}
.pillar-card{border-radius:var(--radius-lg);padding:36px 32px;transition:all .3s;position:relative;overflow:hidden;}
.pillar-card.blue-card{background:rgba(27,110,194,.05);border:1px solid rgba(27,110,194,.15);}
.pillar-card.teal-card{background:var(--teal-light);border:1px solid rgba(15,168,158,.2);}
.pillar-card.orange-card{background:var(--orange-light);border:1px solid rgba(245,124,37,.2);}
.pillar-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
.pillar-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-size:26px;}
.pillar-icon.blue{background:rgba(27,110,194,.12);}
.pillar-icon.teal{background:rgba(15,168,158,.15);}
.pillar-icon.orange{background:rgba(245,124,37,.15);}
.pillar-card h3{font-family:var(--font-display);font-size:20px;font-weight:600;color:var(--navy);margin-bottom:12px;line-height:1.3;}
.pillar-card p{font-size:15px;color:var(--gray-600);line-height:1.7;}

/* VBC USE CASES */
.vbc-usecases{padding:100px 0;background:var(--navy);position:relative;overflow:hidden;}
.vbc-usecases::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 15% 60%,rgba(27,110,194,.18) 0%,transparent 50%),radial-gradient(circle at 85% 30%,rgba(15,168,158,.12) 0%,transparent 40%);pointer-events:none;}
.vbc-usecases .section-label{color:var(--blue-accent);}
.vbc-usecases .section-title{color:var(--white);}
.vbc-usecases .section-sub{color:rgba(255,255,255,.6);}
.uc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:48px;position:relative;z-index:1;}
.uc-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg);padding:28px 24px;transition:all .3s;}
.uc-card:hover{background:rgba(255,255,255,.1);transform:translateY(-4px);}
.uc-card.highlight{border-color:var(--teal);background:rgba(15,168,158,.1);}
.uc-icon{font-size:28px;margin-bottom:14px;}
.uc-status{display:inline-flex;align-items:center;gap:5px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:3px 10px;border-radius:4px;margin-bottom:12px;}
.uc-status.live{background:rgba(34,197,94,.15);color:#4ADE80;}
.uc-status.live::before{content:'';width:6px;height:6px;background:#4ADE80;border-radius:50%;}
.uc-status.building{background:rgba(245,124,37,.15);color:#FDBA74;}
.uc-status.building::before{content:'';width:6px;height:6px;background:#FDBA74;border-radius:50%;}
.uc-title{font-family:var(--font-display);font-size:17px;font-weight:600;color:var(--white);margin-bottom:8px;}
.uc-desc{font-size:13px;color:rgba(255,255,255,.6);line-height:1.6;}
.uc-vbc-link{margin-top:14px;padding-top:14px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:var(--blue-accent);font-weight:600;}

/* HOW IT WORKS */
.how-it-works{padding:100px 0;background:var(--navy);}
.how-it-works .section-label{color:var(--blue-accent);}
.how-it-works .section-title{color:var(--white);}
.how-it-works .section-sub{color:rgba(255,255,255,.6);}
.how-it-works .architecture-note{color:rgba(255,255,255,.35);}
.layer-stack{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:48px auto 0;}
.layer{border-radius:var(--radius);padding:28px 36px;display:flex;align-items:center;gap:24px;transition:all .3s;}
.layer:hover{transform:scale(1.015);}
.layer-num{font-family:var(--font-display);font-size:13px;font-weight:700;width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.layer-content h4{font-family:var(--font-display);font-size:18px;font-weight:600;margin-bottom:4px;}
.layer-content p{font-size:14px;opacity:.75;line-height:1.55;}
.layer-tags{display:flex;gap:8px;margin-left:auto;flex-shrink:0;flex-wrap:wrap;justify-content:flex-end;}
.layer-tag{font-size:11px;font-weight:600;padding:4px 12px;border-radius:6px;white-space:nowrap;}
.layer.agents{background:rgba(245,124,37,.15);border:1px solid rgba(245,124,37,.3);}
.layer.agents .layer-num{background:rgba(245,124,37,.25);color:#FDBA74;}
.layer.agents .layer-tag{background:rgba(245,124,37,.2);color:#FDBA74;}
.layer.agents .layer-content h4{color:var(--white);}
.layer.agents .layer-content p{color:rgba(255,255,255,.65);}
.layer.governance{background:rgba(15,168,158,.15);border:1px solid rgba(15,168,158,.3);}
.layer.governance .layer-num{background:rgba(15,168,158,.25);color:#6EE7B7;}
.layer.governance .layer-tag{background:rgba(15,168,158,.2);color:#6EE7B7;}
.layer.governance .layer-content h4{color:var(--white);}
.layer.governance .layer-content p{color:rgba(255,255,255,.65);}
.layer.platform{background:rgba(27,110,194,.15);border:1px solid rgba(27,110,194,.3);}
.layer.platform .layer-num{background:rgba(27,110,194,.25);color:#93C5FD;}
.layer.platform .layer-tag{background:rgba(27,110,194,.2);color:#93C5FD;}
.layer.platform .layer-content h4{color:var(--white);}
.layer.platform .layer-content p{color:rgba(255,255,255,.65);}
.layer.data{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);}
.layer.data .layer-num{background:rgba(255,255,255,.1);color:rgba(255,255,255,.7);}
.layer.data .layer-tag{background:rgba(255,255,255,.1);color:rgba(255,255,255,.6);}
.layer.data .layer-content h4{color:var(--white);}
.layer.data .layer-content p{color:rgba(255,255,255,.65);}
.architecture-note{text-align:center;margin-top:36px;font-size:14px;color:var(--gray-400);font-style:italic;}

/* OPEN ORCHESTRATION */
.open-orch{padding:100px 0;background:var(--white);}
.orch-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;margin-top:56px;}
.orch-cards{display:flex;flex-direction:column;gap:16px;}
.orch-card{background:var(--white);border-radius:var(--radius);padding:24px 28px;border:1px solid var(--gray-100);transition:all .3s;}
.orch-card:hover{box-shadow:var(--shadow-md);}
.orch-card.active{border-color:var(--teal);background:var(--teal-light);}
.orch-card h4{font-family:var(--font-display);font-size:16px;font-weight:600;color:var(--navy);margin-bottom:6px;}
.orch-card p{font-size:14px;color:var(--gray-600);line-height:1.6;}
.orch-badge{display:inline-block;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:3px 10px;border-radius:4px;margin-top:10px;}
.orch-badge.validated{background:var(--teal-light);color:var(--teal);}
.orch-badge.soon{background:var(--orange-light);color:var(--orange);}
.byoa-box{background:var(--white);border:2px solid var(--blue);border-radius:var(--radius);padding:28px;display:flex;gap:16px;}
.byoa-icon{font-size:28px;flex-shrink:0;}
.byoa-text h4{font-family:var(--font-display);font-size:16px;font-weight:600;color:var(--navy);margin-bottom:6px;}
.byoa-text p{font-size:14px;color:var(--gray-600);line-height:1.6;}

/* TRUST ENGINE */
.trust{padding:100px 0;}
.trust-flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:0;align-items:center;margin-top:56px;max-width:960px;margin-left:auto;margin-right:auto;}
.trust-step{background:var(--white);border:1px solid var(--gray-100);border-radius:var(--radius-lg);padding:32px 28px;text-align:center;transition:all .3s;}
.trust-step:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);}
.trust-step-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:24px;}
.trust-step h4{font-family:var(--font-display);font-size:17px;font-weight:600;color:var(--navy);margin-bottom:6px;}
.trust-step p{font-size:13px;color:var(--gray-600);line-height:1.55;}
.trust-arrow{font-size:28px;color:var(--gray-200);padding:0 8px;text-align:center;}
.trust-note-wrapper{text-align:center;margin-top:40px;}
.trust-note{display:inline-block;padding:18px 32px;background:var(--teal-light);border-radius:var(--radius);}
.trust-note p{font-size:15px;font-weight:500;color:var(--teal);}

/* BUYER VALUE TABS */
.buyer-value{padding:100px 0;background:var(--gray-50);}
.value-tabs{display:flex;gap:8px;margin-top:48px;margin-bottom:40px;border-bottom:1px solid var(--gray-200);overflow-x:auto;}
.value-tab{padding:12px 24px;font-size:14px;font-weight:600;color:var(--gray-400);background:none;border:none;border-bottom:3px solid transparent;cursor:pointer;white-space:nowrap;transition:all .2s;font-family:var(--font-body);}
.value-tab:hover{color:var(--gray-600);}
.value-tab.active{color:var(--teal);border-bottom-color:var(--teal);}
.value-panel{display:none;}
.value-panel.active{display:grid;grid-template-columns:1fr 1fr;gap:28px;animation:fadeInUp .4s ease;}
.value-card{background:var(--white);border:1px solid var(--gray-100);border-radius:var(--radius-lg);padding:28px;transition:all .3s;}
.value-card:hover{box-shadow:var(--shadow-md);}
.value-card-icon{font-size:28px;margin-bottom:14px;}
.value-card h4{font-family:var(--font-display);font-size:17px;font-weight:600;color:var(--navy);margin-bottom:8px;}
.value-card p{font-size:14px;color:var(--gray-600);line-height:1.65;}
.before-after{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:16px;padding-top:16px;border-top:1px solid var(--gray-100);}
.ba-col .ba-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin-bottom:4px;}
.ba-col.before .ba-label{color:var(--red-soft);}
.ba-col.after .ba-label{color:var(--green);}
.ba-col p{font-size:13px;color:var(--gray-600);line-height:1.5;}

/* ROADMAP */
.roadmap{padding:100px 0;}
.roadmap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:48px;}
.roadmap-col h5{font-family:var(--font-display);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--gray-400);margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--gray-100);}
.roadmap-col h5.live-col{color:var(--teal);border-bottom-color:var(--teal);}
.ri{background:var(--gray-50);border:1px solid var(--gray-100);border-radius:8px;padding:14px 16px;margin-bottom:10px;}
.ri h6{font-family:var(--font-display);font-size:14px;font-weight:600;color:var(--navy);margin-bottom:4px;}
.ri p{font-size:12px;color:var(--gray-600);line-height:1.5;}
.ri-badge{display:inline-block;font-size:10px;font-weight:700;padding:2px 8px;border-radius:4px;margin-top:8px;}
.ri-badge.platform{background:var(--teal-light);color:var(--teal);}
.ri-badge.native{background:var(--orange-light);color:var(--orange);}
.roadmap-note{text-align:center;margin-top:28px;font-size:13px;color:var(--gray-400);font-style:italic;}

/* FAQ */
.faq-section{padding:100px 0;background:var(--gray-50);}
.faq-grid{max-width:860px;margin:56px auto 0;display:flex;flex-direction:column;gap:12px;}
.faq-item{background:var(--white);border:1px solid var(--gray-100);border-radius:var(--radius);overflow:hidden;transition:box-shadow .3s;}
.faq-item:hover{box-shadow:var(--shadow-md);}
.faq-q{width:100%;background:none;border:none;padding:22px 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;text-align:left;font-family:var(--font-display);font-size:16px;font-weight:600;color:var(--navy);transition:color .2s;}
.faq-q:hover{color:var(--teal);}
.faq-icon{width:26px;height:26px;flex-shrink:0;border-radius:50%;background:var(--gray-100);display:flex;align-items:center;justify-content:center;font-size:17px;color:var(--teal);transition:all .3s;}
.faq-item.open .faq-icon{background:var(--teal);color:var(--white);transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease,padding .3s ease;padding:0 28px;}
.faq-item.open .faq-a{max-height:400px;padding:0 28px 24px;}
.faq-a p{font-size:15px;color:var(--gray-600);line-height:1.75;}
.faq-a p+p{margin-top:10px;}
.faq-a strong{color:var(--navy);}

/* CTA */
.cta-section{padding:100px 0;background:linear-gradient(135deg,var(--navy) 0%,#0d2a5e 100%);text-align:center;position:relative;overflow:hidden;}
.cta-section::before{content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 25% 50%,rgba(15,168,158,.15) 0%,transparent 50%),radial-gradient(circle at 75% 60%,rgba(27,110,194,.2) 0%,transparent 40%);pointer-events:none;}
.cta-section .container{position:relative;z-index:1;}
.cta-section h2{font-family:var(--font-display);font-size:40px;font-weight:700;color:var(--white);margin-bottom:16px;line-height:1.2;}
.cta-section p{font-size:18px;color:rgba(255,255,255,.6);margin-bottom:36px;max-width:560px;margin-left:auto;margin-right:auto;line-height:1.6;}
.cta-btn-white{display:inline-flex;align-items:center;gap:8px;padding:14px 36px;background:var(--white);color:var(--navy);font-family:var(--font-body);font-size:16px;font-weight:700;border:none;border-radius:8px;cursor:pointer;text-decoration:none;transition:all .25s;}
.cta-btn-white:hover{background:var(--off-white);box-shadow:var(--shadow-xl);transform:translateY(-2px);}


/* ANIMATIONS */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease;}
.reveal.visible{opacity:1;transform:translateY(0);}

@media(max-width:900px){
  .hero h1{font-size:36px;}
  .challenge-grid,.orch-grid{grid-template-columns:1fr;gap:40px;}
  .pillars-grid,.uc-grid,.roadmap-grid{grid-template-columns:1fr;}
  .value-panel.active,.trust-flow{grid-template-columns:1fr;gap:16px;}
  .trust-arrow{transform:rotate(90deg);margin:0 auto;}
  .layer{flex-direction:column;text-align:center;gap:10px;}
  .layer-tags{justify-content:center;margin-left:0;}
  .nav-links{display:none;}
  .section-title{font-size:30px;}
  .promise-inner{grid-template-columns:repeat(2,1fr);}
}