/* ==========================================================
   LEAPSPORT — Design tokens
   ========================================================== */
:root{
  --navy: #14283D;
  --navy-2: #1c3a54;
  --ink: #0E1A24;
  --volt: #C6E815;
  --volt-dim: #9db916;
  --paper: #EEF1EF;
  --paper-2: #E3E8E4;
  --white: #FFFFFF;
  --steel: #5B6B76;
  --steel-light: #93A2AA;
  --line: rgba(14,26,36,0.12);
  --line-light: rgba(255,255,255,0.14);

  --display: 'Oswald', sans-serif;
  --body: 'IBM Plex Sans', sans-serif;
  --mono: 'IBM Plex Mono', monospace;

  --container: 1180px;
  --radius: 2px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--body);
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3{ font-family:var(--display); font-weight:600; margin:0; letter-spacing:0.01em; }
p{ margin:0; }
button{ font-family:inherit; }

.wrap{
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
}
.wrap--narrow{ max-width:820px; }

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:0.001ms !important; transition-duration:0.001ms !important; }
}

/* ==========================================================
   Type utilities
   ========================================================== */
.eyebrow{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--steel);
  margin:0 0 14px;
}
.eyebrow--light{ color:var(--steel-light); }

.section-title{
  font-size:clamp(28px, 3.6vw, 42px);
  line-height:1.12;
  margin:0 0 16px;
  max-width:18ch;
}
.section-title--light{ color:var(--white); }

.section-lede{
  font-size:17px;
  color:var(--steel);
  max-width:56ch;
  margin:0 0 44px;
}
.section-lede--light{ color:var(--steel-light); }

/* ==========================================================
   Buttons
   ========================================================== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 26px;
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:0.06em;
  text-transform:uppercase;
  border-radius:var(--radius);
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, background .2s ease, border-color .2s ease, color .2s ease;
}
.btn:hover{ transform:translateY(-1px); }
.btn:focus-visible{ outline:2px solid var(--volt); outline-offset:2px; }

.btn-primary{ background:var(--volt); color:var(--ink); border-color:var(--volt); }
.btn-primary:hover{ background:var(--volt-dim); border-color:var(--volt-dim); }

.btn-outline{ background:transparent; color:var(--ink); border-color:var(--ink); }
.btn-outline:hover{ background:var(--ink); color:var(--white); }

.btn-block{ width:100%; padding:16px; }

/* ==========================================================
   Header
   ========================================================== */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(238,241,239,0.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:76px;
}
.logo{ display:flex; align-items:center; gap:10px; }
.logo-text{
  font-family:var(--display);
  font-size:19px;
  letter-spacing:0.03em;
}
.logo-text b{ font-weight:700; }

.main-nav{ display:flex; gap:34px; }
.main-nav a{
  font-family:var(--mono);
  font-size:13px;
  letter-spacing:0.04em;
  text-transform:uppercase;
  color:var(--ink);
  position:relative;
  padding-bottom:4px;
}
.main-nav a::after{
  content:'';
  position:absolute; left:0; bottom:0; height:2px; width:0;
  background:var(--volt);
  transition:width .2s ease;
}
.main-nav a:hover::after{ width:100%; }

.header-cta{ display:flex; align-items:center; gap:18px; }

.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:34px; height:34px; background:none; border:none; cursor:pointer;
  padding:0;
}
.nav-toggle span{ display:block; height:2px; background:var(--ink); border-radius:2px; }

/* ==========================================================
   Hero
   ========================================================== */
.hero{
  position:relative;
  overflow:hidden;
  padding:72px 0 40px;
  background:var(--paper);
}
.hero-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:56px 56px;
  mask-image:linear-gradient(to bottom, rgba(0,0,0,0.5), transparent 85%);
  opacity:0.55;
}
.hero-inner{
  position:relative;
  display:grid;
  grid-template-columns:1.05fr 0.95fr;
  gap:40px;
  align-items:center;
}
.hero-copy h1{
  font-size:clamp(34px, 4.6vw, 58px);
  line-height:1.06;
  margin:0 0 22px;
}
.hl{ color:var(--volt-dim); }
.hero-sub{
  font-size:18px;
  color:var(--steel);
  max-width:46ch;
  margin-bottom:32px;
}
.hero-actions{ display:flex; gap:16px; margin-bottom:52px; flex-wrap:wrap; }

.stat-bar{
  display:grid;
  grid-template-columns:repeat(4, auto);
  gap:28px;
  margin:0 0 10px;
  padding-top:26px;
  border-top:1px solid var(--line);
}
.stat-bar dt{
  font-family:var(--display);
  font-size:30px;
  color:var(--navy);
  margin:0 0 4px;
}
.stat-bar dd{
  margin:0;
  font-family:var(--mono);
  font-size:11.5px;
  letter-spacing:0.02em;
  color:var(--steel);
  text-transform:uppercase;
  max-width:12ch;
}
.stat-note{
  font-family:var(--mono);
  font-size:11px;
  color:var(--steel-light);
}

.hero-diagram{ position:relative; }
.paddle-svg{ width:100%; height:auto; }
.callout-label{
  font-family:var(--mono); font-size:10.5px; letter-spacing:0.04em;
  fill:var(--navy); text-transform:uppercase;
}
.callout-sub{
  font-family:var(--mono); font-size:9.5px;
  fill:var(--steel);
}

/* ==========================================================
   Sections generic
   ========================================================== */
.section{ padding:104px 0; }
.section--tint{ background:var(--paper-2); }
.section--dark{ background:var(--ink); }

/* ==========================================================
   Cooperation model cards
   ========================================================== */
.model-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.model-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:38px;
  display:flex; flex-direction:column;
}
.model-card--dark{
  background:var(--navy);
  color:var(--white);
  border-color:var(--navy);
}
.model-head{ display:flex; align-items:center; gap:12px; margin-bottom:16px; }
.model-tag{
  font-family:var(--mono); font-size:11px; letter-spacing:0.08em;
  padding:4px 9px; border:1px solid var(--steel); color:var(--steel);
  border-radius:20px;
}
.model-card--dark .model-tag{ border-color:var(--volt); color:var(--volt); }
.model-card h3{ font-size:24px; }
.model-card > p{ color:var(--steel); margin-bottom:22px; }
.model-card--dark > p{ color:var(--steel-light); }

.check-list{ margin-bottom:30px; flex:1; }
.check-list li{
  position:relative; padding-left:22px; margin-bottom:11px;
  font-size:14.5px;
}
.check-list li::before{
  content:''; position:absolute; left:0; top:7px;
  width:8px; height:8px; background:var(--volt);
}

.model-foot{ display:flex; gap:28px; padding-top:20px; border-top:1px solid var(--line); }
.model-card--dark .model-foot{ border-top-color:var(--line-light); }
.spec{ display:flex; flex-direction:column; font-family:var(--mono); font-size:11px; text-transform:uppercase; color:var(--steel); letter-spacing:0.05em; }
.model-card--dark .spec{ color:var(--steel-light); }
.spec em{ font-style:normal; font-size:16px; color:var(--ink); margin-top:4px; }
.model-card--dark .spec em{ color:var(--white); }

/* ==========================================================
   Product grid
   ========================================================== */
.product-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:22px;
}
.product-card{
  background:var(--white);
  border:1px solid var(--line);
}
.product-media{
  aspect-ratio:4/3;
  position:relative;
  display:flex; align-items:flex-end;
  background:var(--navy);
  overflow:hidden;
}
.ph-label{
  font-family:var(--mono); font-size:10.5px; letter-spacing:0.06em;
  text-transform:uppercase; color:rgba(255,255,255,0.65);
  padding:10px 12px;
}
.ph-1{ background:repeating-linear-gradient(135deg, #17293b, #17293b 14px, #1e3450 14px, #1e3450 28px); }
.ph-2{ background:repeating-linear-gradient(135deg, #14283D, #14283D 14px, #223e58 14px, #223e58 28px); }
.ph-3{ background:repeating-linear-gradient(45deg, #16283a, #16283a 14px, #23405e 14px, #23405e 28px); }
.ph-4{ background:repeating-linear-gradient(45deg, #182a3d, #182a3d 14px, #263f5b 14px, #263f5b 28px); }
.ph-5{ background:repeating-linear-gradient(135deg, #14243a, #14243a 14px, #1f3c56 14px, #1f3c56 28px); }
.ph-6{ background:repeating-linear-gradient(45deg, #142235, #142235 14px, #1b3450 14px, #1b3450 28px); }

.product-media.has-photo{ background:#FFFFFF; align-items:center; justify-content:center; }
.product-media.has-photo img{
  width:100%; height:100%; object-fit:contain; object-position:center;
  padding:10px; box-sizing:border-box;
}
.product-grid--8{ grid-template-columns:repeat(4, 1fr); }
@media(max-width:900px){ .product-grid--8{ grid-template-columns:repeat(2, 1fr); } }
@media(max-width:560px){ .product-grid--8{ grid-template-columns:1fr; } }

.product-card h3{ font-size:18px; padding:20px 20px 6px; }
.spec-list{ padding:0 20px 20px; }
.spec-list li{
  display:flex; justify-content:space-between; gap:10px;
  padding:8px 0; border-top:1px dashed var(--line);
  font-size:13px;
}
.spec-list li:first-child{ border-top:none; }
.spec-list span{ font-family:var(--mono); color:var(--steel); text-transform:uppercase; font-size:11px; letter-spacing:0.04em; }
.spec-list em{ font-style:normal; text-align:right; }

/* ==========================================================
   Tech / craft cards
   ========================================================== */
.tech-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:1px;
  background:var(--line-light);
  border:1px solid var(--line-light);
}
.tech-card{
  background:var(--ink);
  padding:32px 26px;
}
.tech-index{
  display:block;
  font-family:var(--mono);
  font-size:13px;
  color:var(--volt);
  margin-bottom:18px;
}
.tech-card h3{ color:var(--white); font-size:19px; margin-bottom:12px; }
.tech-card p{ color:var(--steel-light); font-size:14px; }

/* ==========================================================
   Process flow
   ========================================================== */
.process-flow{
  display:grid;
  grid-template-columns:repeat(5, 1fr);
  gap:0;
  counter-reset:none;
  padding:0;
  list-style:none;
}
.process-flow li{
  position:relative;
  padding:0 22px 0 0;
  border-top:2px solid var(--ink);
}
.process-flow li:not(:last-child)::after{
  content:'→';
  position:absolute; right:-4px; top:-15px;
  font-family:var(--mono); font-size:16px; color:var(--steel-light);
}
.pf-num{
  display:block;
  font-family:var(--mono); font-size:13px; color:var(--volt-dim);
  background:var(--ink); color:var(--volt);
  width:34px; height:34px; display:flex; align-items:center; justify-content:center;
  margin-top:-18px; margin-bottom:18px;
}
.process-flow h3{ font-size:16px; margin-bottom:8px; }
.process-flow p{ font-size:13.5px; color:var(--steel); }

/* ==========================================================
   Cases / trust
   ========================================================== */
.cases-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:18px;
  margin-bottom:56px;
}
.case-media{
  aspect-ratio:1/1;
  display:flex; align-items:flex-end;
  border:1px solid var(--line);
}
.ph-7{ background:repeating-linear-gradient(90deg, #dfe4e0, #dfe4e0 12px, #cfd6d0 12px, #cfd6d0 24px); }
.ph-8{ background:repeating-linear-gradient(90deg, #e6e9e4, #e6e9e4 12px, #d3d9d3 12px, #d3d9d3 24px); }
.ph-9{ background:repeating-linear-gradient(0deg, #dde2de, #dde2de 12px, #cdd4cd 12px, #cdd4cd 24px); }
.ph-10{ background:repeating-linear-gradient(0deg, #e2e6e1, #e2e6e1 12px, #d0d6cf 12px, #d0d6cf 24px); }
.case-media .ph-label{ color:var(--steel); }

.logo-wall-label{
  font-family:var(--mono); font-size:12px; letter-spacing:0.06em;
  text-transform:uppercase; color:var(--steel);
  margin-bottom:22px;
}
.logo-wall{
  display:flex; flex-wrap:wrap; gap:16px;
}
.logo-wall span{
  font-family:var(--mono); font-size:12px; letter-spacing:0.05em;
  color:var(--steel-light);
  border:1px solid var(--line);
  padding:14px 22px;
  background:var(--white);
}

/* ==========================================================
   FAQ
   ========================================================== */
.faq-list{ border-top:1px solid var(--line); }
.faq-item{
  border-bottom:1px solid var(--line);
  padding:22px 0;
}
.faq-item summary{
  cursor:pointer;
  font-family:var(--display);
  font-size:18px;
  font-weight:500;
  display:flex; justify-content:space-between; align-items:center;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{
  content:'+';
  font-family:var(--mono); font-size:20px; color:var(--steel);
  margin-left:16px; flex-shrink:0;
}
.faq-item[open] summary::after{ content:'–'; color:var(--volt-dim); }
.faq-item p{ margin-top:14px; color:var(--steel); font-size:15px; max-width:64ch; }

/* ==========================================================
   Contact
   ========================================================== */
.contact-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:60px;
}
.contact-direct{ margin-top:36px; display:flex; flex-direction:column; gap:16px; }
.contact-line{
  display:flex; align-items:baseline; gap:14px;
  font-family:var(--display); font-size:20px; color:var(--white);
  border-bottom:1px solid var(--line-light);
  padding-bottom:14px;
  transition:color .2s ease;
}
.contact-line:hover{ color:var(--volt); }
.contact-label{
  font-family:var(--mono); font-size:11px; letter-spacing:0.06em;
  text-transform:uppercase; color:var(--steel-light);
  min-width:82px;
}

.inquiry-form{
  background:var(--navy);
  padding:36px;
  border:1px solid var(--line-light);
}
.form-row{ margin-bottom:20px; }
.form-row label{
  display:block; margin-bottom:8px;
  font-family:var(--mono); font-size:11.5px; letter-spacing:0.05em;
  text-transform:uppercase; color:var(--steel-light);
}
.form-row input,
.form-row select,
.form-row textarea{
  width:100%;
  background:rgba(255,255,255,0.05);
  border:1px solid var(--line-light);
  color:var(--white);
  padding:12px 14px;
  font-family:var(--body);
  font-size:14.5px;
  border-radius:var(--radius);
}
.form-row textarea{ resize:vertical; }
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus{
  outline:2px solid var(--volt);
  outline-offset:1px;
  background:rgba(255,255,255,0.08);
}
.form-note{
  font-family:var(--mono); font-size:11px; color:var(--steel-light);
  margin-top:14px; text-align:center;
}
.hidden-field{ position:absolute; left:-9999px; }

/* ==========================================================
   Footer
   ========================================================== */
.site-footer{ background:var(--ink); color:var(--steel-light); padding:56px 0 0; }
.footer-inner{
  display:flex; justify-content:space-between; align-items:flex-start;
  padding-bottom:40px; border-bottom:1px solid var(--line-light);
  gap:24px; flex-wrap:wrap;
}
.footer-brand .logo-text{ color:var(--white); }
.footer-brand p{ margin-top:10px; font-size:13.5px; }
.footer-nav{ display:flex; gap:26px; flex-wrap:wrap; }
.footer-nav a{ font-family:var(--mono); font-size:12.5px; text-transform:uppercase; letter-spacing:0.04em; }
.footer-nav a:hover{ color:var(--volt); }
.footer-contact a:hover{ color:var(--volt); }
.footer-copy{ padding:22px 28px; font-family:var(--mono); font-size:11.5px; }

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 980px){
  .hero-inner{ grid-template-columns:1fr; }
  .hero-diagram{ order:-1; max-width:340px; margin:0 auto 20px; }
  .model-grid{ grid-template-columns:1fr; }
  .product-grid{ grid-template-columns:repeat(2, 1fr); }
  .tech-grid{ grid-template-columns:repeat(2, 1fr); }
  .process-flow{ grid-template-columns:repeat(2, 1fr); gap:36px 22px; }
  .process-flow li:nth-child(2)::after,
  .process-flow li:not(:last-child)::after{ content:''; }
  .cases-grid{ grid-template-columns:repeat(2, 1fr); }
  .contact-wrap{ grid-template-columns:1fr; }
  .stat-bar{ grid-template-columns:repeat(2, 1fr); row-gap:22px; }
}

@media (max-width: 720px){
  .main-nav{
    position:fixed; top:76px; left:0; right:0;
    background:var(--paper);
    border-bottom:1px solid var(--line);
    flex-direction:column; gap:0;
    max-height:0; overflow:hidden;
    transition:max-height .25s ease;
  }
  .main-nav.is-open{ max-height:400px; }
  .main-nav a{ padding:16px 28px; border-top:1px solid var(--line); }
  .nav-toggle{ display:flex; }
  .header-cta .btn-primary{ display:none; }
  .product-grid{ grid-template-columns:1fr; }
  .tech-grid{ grid-template-columns:1fr; }
  .process-flow{ grid-template-columns:1fr; }
  .cases-grid{ grid-template-columns:1fr 1fr; }
  .section{ padding:72px 0; }
}