/* ===== Fonts (self-hosted) ===== */
@font-face{
  font-family:'Inter'; font-style:normal; font-weight:400 700;
  font-display:swap; src:url('../fonts/inter-variable.woff2') format('woff2');
}
@font-face{
  font-family:'Source Serif 4'; font-style:normal; font-weight:600 700;
  font-display:swap; src:url('../fonts/source-serif-4-variable.woff2') format('woff2');
}
@font-face{
  font-family:'IBM Plex Mono'; font-style:normal; font-weight:500;
  font-display:swap; src:url('../fonts/ibm-plex-mono-500.woff2') format('woff2');
}

/* ===== Tokens ===== */
:root{
  --navy: #0B1F3A;
  --navy-soft: #16294A;
  --blue: #2454C7;
  --blue-deep: #1A3E9E;
  --green: #1F8A5F;
  --bg: #FFFFFF;
  --bg-alt: #F5F7FB;
  --ink: #101828;
  --slate: #44506B;
  --slate-light: #7A8499;
  --border: #E3E7EF;
  --radius: 10px;
  --serif: "Source Serif 4", Georgia, serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --max: 1120px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.01ms !important; transition-duration:0.01ms !important;}
}

body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--bg);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3{
  font-family:var(--serif);
  color:var(--navy);
  line-height:1.15;
  margin:0 0 .5rem;
  font-weight:600;
}
h1{font-size:clamp(2.1rem, 4vw, 3.1rem); font-weight:700;}
h2{font-size:clamp(1.6rem, 2.6vw, 2.15rem);}
h3{font-size:1.15rem;}
p{margin:0 0 1rem; color:var(--slate);}
a{color:var(--blue);}

.wrap{max-width:var(--max); margin:0 auto; padding:0 24px;}

.skip-link{
  position:absolute; left:-999px; top:0; background:var(--navy); color:#fff;
  padding:10px 16px; z-index:100; border-radius:0 0 8px 0;
}
.skip-link:focus{left:0;}

:focus-visible{outline:3px solid var(--blue); outline-offset:2px;}

/* ===== Header ===== */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:68px; gap:24px;
}
.logo{
  font-family:var(--serif); font-weight:700; font-size:1.2rem;
  color:var(--navy); text-decoration:none;
  display:flex; align-items:center; gap:8px;
}
.logo-mark{display:inline-flex;}
.logo-tag{
  font-family:var(--mono); font-size:.62rem; font-weight:500;
  text-transform:uppercase; letter-spacing:.06em; color:var(--slate-light);
  border-left:1px solid var(--border); padding-left:8px; margin-left:2px;
}
.footer-tag{color:#8A96B5; border-left-color:rgba(255,255,255,.15);}
.main-nav{display:flex; gap:28px;}
.main-nav a{
  color:var(--slate); text-decoration:none; font-size:.95rem; font-weight:500;
}
.main-nav a:hover{color:var(--navy);}

/* ===== Buttons ===== */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:13px 24px; border-radius:8px; text-decoration:none;
  font-weight:600; font-size:.95rem; border:1.5px solid transparent;
  transition:background .15s ease, border-color .15s ease, color .15s ease;
  cursor:pointer;
}
.btn-primary{background:var(--navy); color:#fff;}
.btn-primary:hover{background:var(--blue-deep);}
.btn-ghost{background:transparent; color:var(--navy); border-color:var(--border);}
.btn-ghost:hover{border-color:var(--navy);}
.btn-small{padding:9px 18px; font-size:.88rem;}
.btn-large{padding:16px 30px; font-size:1.02rem;}

/* ===== Hero ===== */
.hero{padding:76px 0 64px; background:linear-gradient(180deg,#FBFCFE 0%, #F5F7FB 100%);}
.hero-inner{
  display:grid; grid-template-columns:1.1fr .9fr; gap:56px; align-items:center;
}
.eyebrow{
  font-family:var(--mono); text-transform:uppercase; letter-spacing:.08em;
  font-size:.75rem; color:var(--blue); font-weight:500; margin-bottom:14px;
}
.hero-sub{font-size:1.15rem; max-width:46ch;}
.hero-actions{display:flex; gap:14px; margin:22px 0 14px; flex-wrap:wrap;}
.hero-note{font-size:.85rem; color:var(--slate-light);}

.report-card{
  background:#fff; border:1px solid var(--border); border-radius:var(--radius);
  box-shadow:0 20px 40px -20px rgba(11,31,58,.25);
  padding:22px 24px; max-width:400px; margin-left:auto;
}
.report-card-head{
  display:flex; justify-content:space-between; align-items:center;
  border-bottom:1px solid var(--border); padding-bottom:12px; margin-bottom:14px;
}
.report-id{font-family:var(--mono); font-size:.72rem; color:var(--slate-light);}
.report-status{
  font-size:.72rem; font-weight:600; color:var(--blue);
  background:#EAF0FD; padding:3px 10px; border-radius:20px;
}
.report-lines{list-style:none; margin:0; padding:0;}
.report-lines li{
  display:flex; justify-content:space-between; align-items:center;
  padding:9px 0; border-bottom:1px dashed var(--border); font-size:.9rem;
}
.report-lines li:last-child{border-bottom:none;}
.report-lines span{color:var(--ink);}
.report-lines b{font-size:.78rem; font-weight:600;}
.ok{color:var(--green);}
.pending{color:var(--slate-light);}
.report-foot{font-size:.72rem; color:var(--slate-light); margin-top:12px; padding-top:10px; border-top:1px solid var(--border);}

/* ===== Sections ===== */
.section{padding:76px 0;}
.section-alt{background:var(--bg-alt);}
.section-lead{font-size:1.08rem; max-width:62ch;}

/* Problem */
.problem-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:32px;}
.problem-card{
  padding:24px; border:1px solid var(--border); border-radius:var(--radius);
  border-left:3px solid var(--blue);
}
.problem-card h3{margin-bottom:8px;}
.problem-card p{margin:0; font-size:.94rem;}

/* Solution split */
.solution-inner{display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:start;}
.split-box{display:grid; grid-template-columns:1fr 1fr; gap:0; border:1px solid var(--border); border-radius:var(--radius); overflow:hidden;}
.split-col{padding:26px; background:#fff;}
.split-col-accent{background:var(--navy);}
.split-col-accent h3, .split-col-accent li{color:#fff;}
.split-col h3{font-size:1rem; text-transform:uppercase; letter-spacing:.04em; font-family:var(--sans); font-weight:700;}
.check-list{list-style:none; margin:14px 0 0; padding:0;}
.check-list li{
  padding:7px 0 7px 24px; position:relative; font-size:.92rem; color:var(--slate);
}
.check-list li::before{
  content:""; position:absolute; left:0; top:13px; width:8px; height:8px;
  border-radius:50%; background:var(--blue);
}
.split-col-accent .check-list li{color:#D7E0F5;}
.split-col-accent .check-list li::before{background:var(--green);}

/* Services */
.services-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:32px;}
.service-card{
  padding:26px; border:1px solid var(--border); border-radius:var(--radius);
  background:#fff; transition:border-color .15s ease, transform .15s ease;
}
.service-card:hover{border-color:var(--blue); transform:translateY(-2px);}
.service-icon{
  width:42px; height:42px; border-radius:8px; background:var(--bg-alt);
  display:flex; align-items:center; justify-content:center; margin-bottom:14px;
}
.service-card h3{font-size:1.05rem; margin-bottom:6px;}
.service-card p{font-size:.9rem; margin:0;}

/* Process ledger */
.ledger{margin-top:36px;}
.ledger-list{list-style:none; margin:0; padding:0; position:relative;}
.ledger-list::before{
  content:""; position:absolute; left:23px; top:8px; bottom:8px; width:2px;
  background-image:linear-gradient(var(--border) 60%, transparent 40%);
  background-size:2px 12px; background-repeat:repeat-y;
}
.ledger-item{
  display:flex; gap:22px; padding:20px 0; position:relative;
}
.seal{
  flex:0 0 auto; width:48px; height:48px; border-radius:50%;
  background:#fff; border:2px solid var(--blue); color:var(--blue);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--mono); font-weight:600; font-size:1rem; z-index:1;
}
.seal-final{background:var(--green); border-color:var(--green); color:#fff;}
.ledger-item h3{margin-bottom:4px; font-size:1.05rem;}
.ledger-item p{margin:0; font-size:.92rem;}

/* Industries */
.industry-grid{display:flex; flex-wrap:wrap; gap:14px; margin-top:30px;}
.industry-pill{
  padding:12px 22px; border:1px solid var(--border); border-radius:30px;
  font-weight:600; font-size:.92rem; color:var(--navy); background:#fff;
}

/* Trust band */
.trust-band{
  background:linear-gradient(120deg, var(--navy) 0%, var(--navy-soft) 100%);
  padding:64px 0; text-align:center;
}
.trust-band h2{color:#fff;}
.trust-band p{color:#B9C4DD; max-width:56ch; margin:0 auto;}

/* Research form */
.research-inner{display:grid; grid-template-columns:.9fr 1.1fr; gap:48px; align-items:start;}
.research-form{
  background:#fff; border:1px solid var(--border); border-radius:var(--radius);
  padding:28px; display:flex; flex-direction:column; gap:16px;
}
.form-row{display:grid; grid-template-columns:1fr 1fr; gap:16px;}
.research-form label{
  display:flex; flex-direction:column; gap:6px; font-size:.86rem;
  font-weight:600; color:var(--navy);
}
.research-form input, .research-form select, .research-form textarea{
  font-family:var(--sans); font-size:.94rem; padding:10px 12px;
  border:1px solid var(--border); border-radius:7px; color:var(--ink);
  font-weight:400; background:#fff;
}
.research-form input:focus, .research-form select:focus, .research-form textarea:focus{
  border-color:var(--blue);
}
.form-note{font-size:.78rem; color:var(--slate-light); margin:0;}

.form-success{
  display:none; flex-direction:column; align-items:center; gap:4px;
  background:#fff; border:1px solid var(--border); border-radius:var(--radius);
  padding:40px 32px; text-align:center;
}
.form-success h3{
  margin:14px 0 6px; color:var(--navy); font-family:var(--serif); font-size:1.4rem;
  opacity:0; animation:form-success-fade-up .4s ease-out .5s forwards;
}
.form-success p{
  margin:0; color:var(--slate-light); max-width:34ch;
  opacity:0; animation:form-success-fade-up .4s ease-out .58s forwards;
}

.check-wrap{position:relative; display:flex; align-items:center; justify-content:center;}
.check-badge{
  width:64px; height:64px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  background:var(--green);
  transform:scale(0);
  animation:form-success-badge-pop .45s cubic-bezier(.34,1.56,.64,1) forwards;
}
.check-badge svg{width:32px; height:32px; overflow:visible;}
.check-badge path{
  fill:none; stroke:#fff; stroke-width:3; stroke-linecap:round; stroke-linejoin:round;
  stroke-dasharray:32; stroke-dashoffset:32;
  animation:form-success-draw-check .35s ease-out .35s forwards;
}
.check-ring{
  position:absolute; width:64px; height:64px; border-radius:50%;
  border:2px solid var(--green); opacity:0;
  animation:form-success-ring-pulse .6s ease-out .1s forwards;
}

@keyframes form-success-badge-pop{ to{transform:scale(1);} }
@keyframes form-success-draw-check{ to{stroke-dashoffset:0;} }
@keyframes form-success-ring-pulse{
  0%{opacity:.5; transform:scale(.8);}
  100%{opacity:0; transform:scale(1.6);}
}
@keyframes form-success-fade-up{
  from{opacity:0; transform:translateY(6px);}
  to{opacity:1; transform:translateY(0);}
}

/* Contact */
.contact-inner{
  display:flex; justify-content:space-between; align-items:center; gap:32px; flex-wrap:wrap;
}

/* Footer */
.site-footer{background:var(--navy); color:#B9C4DD; padding:56px 0 0;}
.footer-inner{display:flex; justify-content:space-between; gap:32px; flex-wrap:wrap; padding-bottom:32px;}
.footer-logo{color:#fff;}
.footer-inner p{color:#8A96B5; max-width:38ch; font-size:.88rem; margin-top:10px;}
.footer-inner nav{display:flex; gap:20px; flex-wrap:wrap;}
.footer-inner nav a{color:#B9C4DD; text-decoration:none; font-size:.9rem;}
.footer-inner nav a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1); padding:18px 24px; text-align:center;
}
.footer-bottom p{color:#7482A4; font-size:.78rem; margin:0;}

/* ===== Responsive ===== */
@media (max-width:900px){
  .hero-inner, .solution-inner, .research-inner{grid-template-columns:1fr;}
  .hero-visual{order:-1;}
  .report-card{margin:0 auto;}
  .problem-grid, .services-grid{grid-template-columns:repeat(2,1fr);}
  .split-box{grid-template-columns:1fr;}
  .main-nav{display:none;}
}
@media (max-width:600px){
  .problem-grid, .services-grid{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .section{padding:56px 0;}
}