/* ======================================================
   00. DESIGN TOKENS
   ====================================================== */
:root{
  --primary:#0A2342;         /* deep navy — from PADE mark */
  --primary-light:#123661;
  --secondary:#1B4F8C;       /* professional blue */
  --accent:#128C82;          /* teal — from logo square */
  --accent-gold:#D9A02C;     /* gold — from logo square, used sparingly */
  --background:#FFFFFF;
  --surface:#F5F7FA;
  --surface-alt:#EEF1F5;
  --surface-card:#FFFFFF;
  --nav-bg:rgba(255,255,255,0.9);
  --text:#161B22;
  --heading:#0A2342;
  --muted:#5B6570;
  --border:#E3E7ED;
  --dark-surface:#081A30;
  --dark-surface-2:#0E2A4C;

  --font-display:'Manrope', sans-serif;
  --font-body:'Inter', sans-serif;

  --radius-sm:6px;
  --radius-md:10px;
  --radius-lg:16px;

  --shadow-sm:0 1px 2px rgba(10,35,66,0.06);
  --shadow-md:0 8px 24px rgba(10,35,66,0.08);
  --shadow-lg:0 20px 48px rgba(10,35,66,0.14);

  --container:1200px;
  --transition:220ms cubic-bezier(.4,0,.2,1);
}

/* Dark mode token overrides — toggled via [data-theme="dark"] on <html> */
html[data-theme="dark"]{
  --primary:#15487D;
  --primary-light:#1C5A98;
  --secondary:#3579C4;
  --accent:#1FBBAC;
  --accent-gold:#EDBB4C;
  --background:#0A0F1C;
  --surface:#0F1626;
  --surface-alt:#151E33;
  --surface-card:#121A2E;
  --nav-bg:rgba(10,15,28,0.88);
  --text:#DCE3ED;
  --heading:#F3F6FA;
  --muted:#8B96A8;
  --border:#233046;
  --dark-surface:#060A14;
  --dark-surface-2:#0C1830;
  --shadow-sm:0 1px 2px rgba(0,0,0,0.3);
  --shadow-md:0 8px 24px rgba(0,0,0,0.35);
  --shadow-lg:0 20px 48px rgba(0,0,0,0.45);
}

/* ======================================================
   01. RESET / BASE
   ====================================================== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-body);
  color:var(--text);
  background:var(--background);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  transition:background-color 300ms ease, color 300ms ease;
}
body,.navbar,.service-card,.portfolio-card,.team-card,.contact-form,.why-card,
.form-field input,.form-field select,.form-field textarea,.pillar-node,.about-flow{
  transition:background-color 300ms ease, color 300ms ease, border-color 300ms ease;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
input,textarea,select{font-family:inherit;font-size:1rem;}

h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--heading);
  line-height:1.15;
  font-weight:700;
  letter-spacing:-0.01em;
}
h1{font-size:clamp(2.4rem,4.6vw,4rem);font-weight:800;}
h2{font-size:clamp(2rem,3.4vw,2.75rem);}
h3{font-size:clamp(1.25rem,1.8vw,1.6rem);}
p{color:var(--muted);}

.container{max-width:var(--container);margin:0 auto;padding:0 32px;}
section{padding:120px 0;}
.section-head{max-width:680px;margin-bottom:64px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-display);
  font-size:0.78rem;font-weight:700;letter-spacing:0.12em;
  text-transform:uppercase;color:var(--accent);
  margin-bottom:18px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent-gold);display:inline-block;}
.section-head p{margin-top:16px;font-size:1.08rem;}

:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;border-radius:var(--radius-sm);
  font-family:var(--font-display);font-weight:700;font-size:0.95rem;
  transition:transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--dark-surface);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-outline{background:transparent;color:var(--primary);border:1.5px solid var(--border);}
.btn-outline:hover{border-color:var(--primary);transform:translateY(-2px);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#0F7369;transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-ghost-light{background:rgba(255,255,255,0.08);color:#fff;border:1.5px solid rgba(255,255,255,0.35);}
.btn-ghost-light:hover{background:rgba(255,255,255,0.16);}
.btn-block{width:100%;}

/* reveal-on-scroll */
.reveal{opacity:0;transform:translateY(28px);transition:opacity 700ms ease, transform 700ms ease;}
.reveal.is-visible{opacity:1;transform:translateY(0);}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
  *{animation-duration:0.001ms !important; transition-duration:0.001ms !important;}
}

/* ======================================================
   02. NAVIGATION
   ====================================================== */
.navbar{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:var(--nav-bg);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.navbar.scrolled{border-bottom-color:var(--border);box-shadow:0 2px 16px rgba(10,35,66,0.05);}
.nav-inner{
  max-width:var(--container);margin:0 auto;padding:16px 32px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.nav-logo{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:800;font-size:1.35rem;color:var(--heading);}
.nav-logo .mark{position:relative;width:26px;height:26px;flex-shrink:0;}
.nav-logo .mark span{position:absolute;border-radius:2px;}
.nav-logo .mark .sq-teal{width:10px;height:10px;background:var(--accent);left:0;top:9px;}
.nav-logo .mark .sq-gold{width:8px;height:8px;background:var(--accent-gold);left:11px;top:18px;}
.nav-logo .mark .sq-navy{width:15px;height:15px;border:3px solid var(--primary);border-radius:3px;left:8px;top:0;background:transparent;}
.nav-links{display:flex;align-items:center;gap:36px;}
.nav-links a{
  font-size:0.95rem;font-weight:600;color:var(--text);position:relative;padding:6px 0;
  transition:color var(--transition);
}
.nav-links a::after{
  content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--accent);
  transition:width var(--transition);
}
.nav-links a:hover,.nav-links a.active{color:var(--primary);}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-cta{display:flex;align-items:center;gap:16px;}
.nav-toggle{display:none;flex-direction:column;gap:5px;width:28px;padding:4px;}
.nav-toggle span{display:block;height:2px;width:100%;background:var(--heading);transition:transform var(--transition),opacity var(--transition);}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.theme-toggle{
  width:42px;height:42px;border-radius:50%;border:1.5px solid var(--border);
  display:flex;align-items:center;justify-content:center;color:var(--heading);
  flex-shrink:0;transition:border-color var(--transition), background var(--transition), transform var(--transition);
}
.theme-toggle:hover{border-color:var(--accent);transform:translateY(-2px);}
.theme-toggle svg{width:19px;height:19px;}
.theme-toggle .icon-moon{display:block;}
.theme-toggle .icon-sun{display:none;}
html[data-theme="dark"] .theme-toggle .icon-moon{display:none;}
html[data-theme="dark"] .theme-toggle .icon-sun{display:block;}

@media (max-width:900px){
  .nav-links{
    position:fixed;top:64px;left:0;right:0;bottom:0;
    background:var(--background);flex-direction:column;align-items:flex-start;
    padding:32px;gap:8px;transform:translateX(100%);
    transition:transform var(--transition);overflow-y:auto;
  }
  .nav-links.open{transform:translateX(0);}
  .nav-links a{width:100%;padding:14px 0;font-size:1.1rem;border-bottom:1px solid var(--border);}
  .nav-cta .btn-outline-hide{display:none;}
  .nav-toggle{display:flex;}
}

/* ======================================================
   03. HERO
   ====================================================== */
.hero{
  padding:170px 0 110px;
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(18,140,130,0.08), transparent 60%),
    var(--background);
  position:relative;
  overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:1.05fr 0.95fr;gap:64px;align-items:center;}
.hero-copy h1{margin:18px 0 22px;}
.hero-copy .lede{font-size:1.15rem;max-width:520px;margin-bottom:36px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:48px;}

/* Signature hero visual: half-page oval backdrop + connected pillar diagram */
.hero-visual{position:relative;height:520px;display:flex;align-items:center;justify-content:center;}

.hero-oval{
  position:absolute; top:50%; left:50%; transform:translate(-50%,-50%) scale(0.85);
  width:118%; height:82%; border-radius:50%;
  background:
    radial-gradient(circle at 32% 28%, rgba(18,140,130,0.20), transparent 60%),
    radial-gradient(circle at 70% 72%, rgba(217,160,44,0.14), transparent 55%),
    radial-gradient(circle at 50% 50%, rgba(10,35,66,0.06), transparent 70%);
  filter:blur(2px);
  opacity:0; z-index:0;
  animation:ovalIn 900ms var(--ease,cubic-bezier(.16,.8,.3,1)) 80ms forwards;
}
.hero-oval::before{
  content:"";position:absolute;inset:6%;border-radius:50%;
  border:1px solid rgba(18,140,130,0.14);
}
@keyframes ovalIn{
  0%{opacity:0; transform:translate(-50%,-50%) scale(0.78);}
  100%{opacity:1; transform:translate(-50%,-50%) scale(1);}
}

.pillar-diagram{position:relative;width:100%;max-width:440px;aspect-ratio:1/1;z-index:1;}

.pillar-core{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(0.4);
  width:118px;height:118px;border-radius:22px;background:var(--primary);
  display:flex;align-items:center;justify-content:center;flex-direction:column;
  box-shadow:var(--shadow-lg);z-index:3;
  opacity:0;
  animation:coreIn 560ms var(--ease,cubic-bezier(.16,.8,.3,1)) 1520ms forwards,
            corePulse 3.2s ease-in-out 2200ms infinite;
}
@keyframes coreIn{
  0%{opacity:0; transform:translate(-50%,-50%) scale(0.4);}
  70%{opacity:1; transform:translate(-50%,-50%) scale(1.08);}
  100%{opacity:1; transform:translate(-50%,-50%) scale(1);}
}
@keyframes corePulse{
  0%,100%{box-shadow:var(--shadow-lg);}
  50%{box-shadow:0 0 0 10px rgba(18,140,130,0.08), var(--shadow-lg);}
}
.pillar-core span.pade-letters{font-family:var(--font-display);color:#fff;font-weight:800;font-size:1.3rem;letter-spacing:0.08em;}
.pillar-core span.pade-sub{font-family:var(--font-display);color:rgba(255,255,255,0.6);font-weight:600;font-size:0.55rem;letter-spacing:0.14em;margin-top:2px;}

.pillar-node{
  position:absolute;width:150px;padding:16px 14px;background:var(--surface-card);border:1px solid var(--border);
  border-radius:var(--radius-md);box-shadow:var(--shadow-sm);z-index:2;
  display:flex;align-items:center;gap:10px;
  opacity:0; transform:translateY(10px) scale(0.92);
  animation:nodeIn 520ms var(--ease,cubic-bezier(.16,.8,.3,1)) forwards;
  transition:box-shadow var(--transition), transform var(--transition);
}
.pillar-node:hover{box-shadow:var(--shadow-md);transform:translateY(-3px) scale(1);}
.pillar-node .dot{width:10px;height:10px;border-radius:2px;flex-shrink:0;opacity:0;animation:dotIn 300ms ease-out forwards;}
.pillar-node strong{display:block;font-family:var(--font-display);font-size:0.82rem;letter-spacing:0.02em;color:var(--primary);}
.pillar-node span{font-size:0.72rem;color:var(--muted);}
@keyframes nodeIn{
  0%{opacity:0; transform:translateY(10px) scale(0.92);}
  100%{opacity:1; transform:translateY(0) scale(1);}
}
@keyframes dotIn{ to{opacity:1;} }

.node-process{top:0;left:50%;transform:translate(-50%,0);animation-delay:640ms;}
.node-process .dot{animation-delay:900ms;}
.node-automation{top:32%;right:-6%;animation-delay:820ms;}
.node-automation .dot{animation-delay:1080ms;}
.node-data{bottom:32%;right:-6%;animation-delay:1000ms;}
.node-data .dot{animation-delay:1260ms;}
.node-excellence{bottom:0;left:50%;transform:translate(-50%,0);animation-delay:1180ms;}
.node-excellence .dot{animation-delay:1440ms;}
@media (max-width:1150px){
  .node-automation,.node-data{right:-2%;}
}

.pillar-svg{position:absolute;inset:0;width:100%;height:100%;z-index:1;}
.pillar-svg line{
  stroke:var(--border); stroke-width:2;
  stroke-dasharray:220; stroke-dashoffset:220;
  animation:lineDraw 620ms var(--ease,cubic-bezier(.16,.8,.3,1)) forwards;
}
.pillar-svg line.l-process{animation-delay:280ms;}
.pillar-svg line.l-automation{animation-delay:420ms;}
.pillar-svg line.l-data{animation-delay:560ms;}
.pillar-svg line.l-excellence{animation-delay:700ms;}
.pillar-svg circle.pulse{fill:var(--accent-gold);opacity:0;animation:pulseIn 400ms ease-out 1700ms forwards;}
@keyframes lineDraw{ to{stroke-dashoffset:0;} }
@keyframes pulseIn{ to{opacity:0.9;} }

/* After first load, keep motion minimal: only the core's slow ambient pulse continues. */

@media (prefers-reduced-motion: reduce){
  .hero-oval,.pillar-core,.pillar-node,.pillar-node .dot,.pillar-svg line,.pillar-svg circle.pulse{
    animation:none !important; opacity:1 !important; transform:none !important; stroke-dashoffset:0 !important;
  }
  .hero-oval{transform:translate(-50%,-50%) !important;}
  .node-process,.node-excellence{transform:translate(-50%,0) !important;}
}

@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;}
  .hero{padding:150px 0 80px;}
  .hero-visual{height:auto;order:-1;margin-bottom:32px;}
}

/* Mobile hero diagram: stacked, non-overlapping layout (fixes card overlap) */
@media (max-width:760px){
  .hero-oval{width:96%;height:70%;}
  .pillar-diagram{
    max-width:360px;aspect-ratio:auto;height:auto;
    display:flex;flex-direction:column;align-items:center;gap:14px;
  }
  .pillar-svg{display:none;}
  .pillar-core,.pillar-node{
    position:static;transform:none;width:100%;max-width:280px;
  }
  .pillar-core{order:-1;margin-bottom:4px;}
}

/* ======================================================
   04. CORE SERVICES
   ====================================================== */
.services{background:var(--surface);}
.services-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;}
.service-card{
  background:var(--surface-card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:40px;transition:box-shadow var(--transition), transform var(--transition), border-color var(--transition), background-color var(--transition);
}
.service-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:transparent;}
.service-top{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:22px;}
.service-letter{
  font-family:var(--font-display);font-weight:800;font-size:2.2rem;color:var(--border);
}
.service-icon{
  width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--surface-alt);flex-shrink:0;
}
.service-icon svg{width:26px;height:26px;stroke:var(--heading);}
.service-card h3{margin-bottom:10px;}
.service-card p.desc{margin-bottom:22px;}
.service-list{display:grid;grid-template-columns:1fr 1fr;gap:8px 16px;margin-bottom:26px;}
.service-list li{
  font-size:0.9rem;color:var(--text);display:flex;align-items:center;gap:8px;
}
.service-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);flex-shrink:0;}
.card-link{
  font-family:var(--font-display);font-weight:700;font-size:0.9rem;color:var(--heading);
  display:inline-flex;align-items:center;gap:6px;
}
.card-link svg{width:14px;height:14px;transition:transform var(--transition);}
.card-link:hover svg{transform:translateX(4px);}

@media (max-width:800px){
  .services-grid{grid-template-columns:1fr;}
  .service-list{grid-template-columns:1fr;}
}

/* ======================================================
   05. WHY PADE
   ====================================================== */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-bottom:64px;}
.why-card{
  padding:34px 30px;border:1px solid var(--border);border-radius:var(--radius-lg);
  transition:border-color var(--transition), box-shadow var(--transition);
}
.why-card:hover{border-color:var(--accent);box-shadow:var(--shadow-sm);}
.why-card-top{display:flex;align-items:center;gap:14px;margin-bottom:16px;}
.why-icon{
  width:44px;height:44px;border-radius:10px;background:var(--surface-alt);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
}
.why-icon svg{width:22px;height:22px;stroke:var(--accent);}
.why-card .num{font-family:var(--font-display);font-weight:800;color:var(--accent-gold);font-size:0.8rem;letter-spacing:0.08em;}
.why-card h3{margin-bottom:10px;font-size:1.2rem;}
.why-card p{font-size:0.96rem;}
.why-statement{
  text-align:center;background:var(--primary);color:#fff;border-radius:var(--radius-lg);
  padding:56px 32px;
}
.why-statement h3{color:#fff;font-size:clamp(1.4rem,2.6vw,2rem);letter-spacing:-0.01em;}
@media (max-width:900px){.why-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:600px){.why-grid{grid-template-columns:1fr;}}

/* ======================================================
   06. PORTFOLIO
   ====================================================== */
.portfolio{background:var(--surface);}
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:40px;}
.filter-btn{
  padding:10px 22px;border-radius:100px;border:1.5px solid var(--border);
  font-family:var(--font-display);font-weight:700;font-size:0.85rem;color:var(--text);
  background:var(--surface-card);transition:all var(--transition);
}
.filter-btn:hover{border-color:var(--accent);}
.filter-btn.active{background:var(--primary);border-color:var(--primary);color:#fff;}
.portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.portfolio-card{
  background:var(--surface-card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:32px;display:flex;flex-direction:column;gap:14px;
  transition:box-shadow var(--transition), transform var(--transition), background-color var(--transition);
}
.portfolio-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);}
.portfolio-card.hide{display:none;}
.pf-cover{
  height:140px;margin:-32px -32px 4px -32px;border-radius:var(--radius-lg) var(--radius-lg) 0 0;
  background:var(--surface-alt);display:flex;align-items:center;justify-content:center;
}
.pf-cover svg{width:52px;height:52px;}
.pf-category{
  align-self:flex-start;font-size:0.72rem;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;
  padding:5px 12px;border-radius:100px;color:#fff;
}
.pf-row{font-size:0.9rem;}
.pf-row strong{color:var(--text);font-weight:600;}
.pf-tools{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px;}
.pf-tools span{background:var(--surface-alt);color:var(--text);font-size:0.75rem;padding:4px 10px;border-radius:6px;}
.portfolio-card .card-link{margin-top:8px;}
@media (max-width:1000px){.portfolio-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:650px){.portfolio-grid{grid-template-columns:1fr;}}

/* ======================================================
   07. HOW WE WORK
   ====================================================== */
.process-timeline{position:relative;}
.process-track{
  display:grid;grid-template-columns:repeat(6,1fr);gap:20px;position:relative;
}
.process-track::before{
  content:"";position:absolute;top:26px;left:5%;right:5%;height:2px;background:var(--border);z-index:0;
}
.process-step{position:relative;z-index:1;}
.step-num{
  width:52px;height:52px;border-radius:50%;background:var(--background);border:2px solid var(--heading);
  color:var(--heading);font-family:var(--font-display);font-weight:800;font-size:1rem;
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
  transition:background var(--transition), color var(--transition);
}
.process-step:hover .step-num{background:var(--primary);color:#fff;border-color:var(--primary);}
.process-step h3{font-size:1.02rem;margin-bottom:8px;letter-spacing:0.02em;}
.process-step p{font-size:0.88rem;}
@media (max-width:1000px){
  .process-track{grid-template-columns:1fr 1fr;row-gap:40px;}
  .process-track::before{display:none;}
}
@media (max-width:560px){.process-track{grid-template-columns:1fr;}}

/* ======================================================
   08. ABOUT
   ====================================================== */
.about{background:var(--surface);}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;}
.about-copy p{margin-bottom:18px;font-size:1.05rem;}
.about-flow{
  display:flex;flex-direction:column;gap:0;background:var(--surface-card);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:36px;
}
.flow-item{display:flex;align-items:center;gap:16px;padding:14px 0;}
.flow-item .flow-dot{
  width:44px;height:44px;border-radius:10px;flex-shrink:0;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:800;font-size:0.85rem;color:#fff;background:var(--secondary);
}
.flow-item.is-pade .flow-dot{background:var(--primary);}
.flow-item.is-solution .flow-dot{background:var(--accent);}
.flow-item.is-value .flow-dot{background:var(--accent-gold);}
.flow-item strong{font-family:var(--font-display);color:var(--heading);font-size:0.98rem;}
.flow-arrow{
  align-self:center;margin-left:22px;color:var(--muted);font-size:1.1rem;line-height:1;
}
@media (max-width:900px){.about-grid{grid-template-columns:1fr;}}

/* ======================================================
   09. TEAM
   ====================================================== */
.team-note{text-align:center;color:var(--muted);font-size:0.95rem;margin-top:-40px;margin-bottom:56px;font-style:italic;}
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.team-card{
  background:var(--surface-card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:32px;text-align:center;transition:box-shadow var(--transition), transform var(--transition), background-color var(--transition);
}
.team-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);}
.avatar-placeholder{
  width:84px;height:84px;border-radius:50%;margin:0 auto 20px;
  background:linear-gradient(135deg, var(--surface-alt), var(--border));
  display:flex;align-items:center;justify-content:center;
}
.avatar-placeholder svg{width:38px;height:38px;stroke:var(--muted);}
.team-card h3{font-size:1.05rem;margin-bottom:4px;}
.team-role{color:var(--accent);font-weight:600;font-size:0.88rem;margin-bottom:16px;}
.team-skills{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;}
.team-skills span{
  font-size:0.72rem;padding:5px 11px;border-radius:100px;background:var(--surface-alt);color:var(--text);
}
.team-skills span.primary-skill{background:var(--primary);color:#fff;}
@media (max-width:900px){.team-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.team-grid{grid-template-columns:1fr;}}

/* ======================================================
   10. FAQ
   ====================================================== */
.faq{background:var(--surface);}
.faq-list{max-width:820px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--border);}
.faq-question{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  padding:24px 4px;text-align:left;font-family:var(--font-display);font-weight:700;
  font-size:1.02rem;color:var(--primary);gap:20px;
}
.faq-question .icon{
  width:26px;height:26px;flex-shrink:0;border-radius:50%;border:1.5px solid var(--border);
  display:flex;align-items:center;justify-content:center;position:relative;transition:transform var(--transition), background var(--transition), border-color var(--transition);
}
.faq-question .icon::before,.faq-question .icon::after{
  content:"";position:absolute;background:var(--primary);transition:transform var(--transition), opacity var(--transition);
}
.faq-question .icon::before{width:10px;height:2px;}
.faq-question .icon::after{width:2px;height:10px;}
.faq-item.open .faq-question .icon{border-color:var(--primary);background:var(--primary);}
.faq-item.open .faq-question .icon::before,.faq-item.open .faq-question .icon::after{background:#fff;}
.faq-item.open .faq-question .icon::after{opacity:0;}
.faq-answer{max-height:0;overflow:hidden;transition:max-height 320ms ease;}
.faq-answer p{padding:0 4px 24px;font-size:0.98rem;max-width:700px;}

/* ======================================================
   11. CONTACT / CTA
   ====================================================== */
.cta-section{
  background:var(--primary);
  background-image:radial-gradient(900px 400px at 10% 0%, rgba(18,140,130,0.18), transparent 60%);
  color:#fff;
}
.cta-head{text-align:center;max-width:640px;margin:0 auto 56px;}
.cta-head h2{color:#fff;}
.cta-head p{color:rgba(255,255,255,0.75);margin-top:14px;font-size:1.08rem;}
.cta-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:64px;}

.contact-form{
  background:var(--surface-card);border-radius:var(--radius-lg);padding:44px;max-width:840px;margin:0 auto;
  box-shadow:var(--shadow-lg);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.form-field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;}
.form-field.full{grid-column:1/-1;}
.form-field label{font-size:0.85rem;font-weight:600;color:var(--text);}
.form-field label .opt{color:var(--muted);font-weight:400;}
.form-field input,.form-field select,.form-field textarea{
  padding:13px 15px;border:1.5px solid var(--border);border-radius:var(--radius-sm);
  color:var(--text);transition:border-color var(--transition), background-color var(--transition);background:var(--surface-card);
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--accent);}
.form-field textarea{resize:vertical;min-height:110px;}
.field-error{color:#C43D3D;font-size:0.8rem;display:none;}
.form-field.invalid input,.form-field.invalid textarea,.form-field.invalid select{border-color:#C43D3D;}
.form-field.invalid .field-error{display:block;}
.form-field input[type="file"]{
  padding:11px 14px;cursor:pointer;color:var(--muted);
}
.form-field input[type="file"]::file-selector-button{
  font-family:var(--font-display);font-weight:700;font-size:0.82rem;color:#fff;
  background:var(--primary);border:none;border-radius:6px;padding:8px 14px;margin-right:12px;cursor:pointer;
  transition:background var(--transition);
}
.form-field input[type="file"]::file-selector-button:hover{background:var(--dark-surface);}
.form-success{
  display:none;text-align:center;padding:30px 10px;
}
.form-success.show{display:block;}
.form-success svg{width:48px;height:48px;stroke:var(--accent);margin:0 auto 16px;}
.form-success h3{margin-bottom:8px;}
.form-note{font-size:0.82rem;color:var(--muted);margin-top:6px;}

@media (max-width:700px){.form-grid{grid-template-columns:1fr;}.contact-form{padding:28px;}}

/* ======================================================
   12. FOOTER
   ====================================================== */
.footer{background:var(--dark-surface);color:rgba(255,255,255,0.7);padding:80px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px;padding-bottom:56px;border-bottom:1px solid rgba(255,255,255,0.12);}
.footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:800;font-size:1.3rem;color:#fff;margin-bottom:14px;}
.footer-brand .mark{position:relative;width:24px;height:24px;flex-shrink:0;}
.footer-brand .mark span{position:absolute;border-radius:2px;}
.footer-brand .mark .sq-teal{width:9px;height:9px;background:var(--accent);left:0;top:8px;}
.footer-brand .mark .sq-gold{width:7px;height:7px;background:var(--accent-gold);left:10px;top:16px;}
.footer-brand .mark .sq-navy{width:13px;height:13px;border:3px solid #fff;border-radius:3px;left:7px;top:0;}
.footer-tagline{font-size:0.95rem;max-width:260px;}
.footer h4{color:#fff;font-family:var(--font-display);font-size:0.9rem;letter-spacing:0.06em;text-transform:uppercase;margin-bottom:20px;}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul li a{font-size:0.92rem;transition:color var(--transition);}
.footer-col ul li a:hover{color:#fff;}
.social-row{display:flex;flex-wrap:wrap;gap:10px;}
.social-icon{
  width:40px;height:40px;border-radius:50%;border:1.5px solid rgba(255,255,255,0.18);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  font-family:var(--font-display);font-weight:700;font-size:0.72rem;color:rgba(255,255,255,0.75);
  transition:background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
}
.social-icon:hover{background:var(--accent);border-color:var(--accent);color:#fff;transform:translateY(-3px);}
.social-icon svg{width:18px;height:18px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;
  padding:26px 0;font-size:0.85rem;
}
.footer-legal a{margin-left:18px;}
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;row-gap:36px;}
}
@media (max-width:560px){
  .footer-grid{grid-template-columns:1fr;}
}

/* ======================================================
   13. BACK TO TOP
   ====================================================== */
.back-to-top{
  position:fixed;bottom:28px;right:28px;width:48px;height:48px;border-radius:50%;
  background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-md);opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity var(--transition), transform var(--transition), background var(--transition);
  z-index:900;
}
.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.back-to-top:hover{background:var(--accent);}
.back-to-top svg{width:20px;height:20px;}

/* utility */
.text-center{text-align:center;}
@media (max-width:600px){
  section{padding:80px 0;}
  .container{padding:0 20px;}
}

/* ==== Service / Case-study detail page styling ==== */
.detail-hero{padding:150px 0 60px;background:var(--surface);}
.breadcrumb{font-size:0.85rem;color:var(--muted);margin-bottom:24px;}
.breadcrumb a{color:var(--accent);font-weight:600;}
.detail-hero-inner{display:flex;align-items:flex-start;gap:24px;flex-wrap:wrap;}
.detail-icon-badge{width:64px;height:64px;border-radius:16px;background:var(--surface-card);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.detail-icon-badge svg{width:32px;height:32px;}
.detail-lede{font-size:1.12rem;max-width:700px;margin-top:16px;}
.detail-cover{
  height:220px;border-radius:var(--radius-lg);background:var(--surface-card);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;margin-top:40px;
}
.detail-cover svg{width:88px;height:88px;}

.detail-section{padding:80px 0;}
.detail-section.alt{background:var(--surface);}
.detail-list-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.detail-list-item{background:var(--surface-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:24px;transition:box-shadow var(--transition), transform var(--transition);}
.detail-list-item:hover{box-shadow:var(--shadow-sm);transform:translateY(-2px);}
.detail-list-item h4{font-family:var(--font-display);color:var(--heading);font-size:1.02rem;margin-bottom:8px;}
.detail-list-item p{font-size:0.92rem;margin:0;}

.detail-cta{background:var(--primary);color:#fff;text-align:center;padding:70px 0;}
.detail-cta h2{color:#fff;}
.detail-cta p{color:rgba(255,255,255,0.75);margin:14px 0 30px;max-width:560px;margin-left:auto;margin-right:auto;}
.detail-cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}

/* case study specific */
.case-meta-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:8px;}
.case-meta-card{background:var(--surface-card);border:1px solid var(--border);border-radius:var(--radius-md);padding:24px;}
.case-meta-card h4{font-family:var(--font-display);font-size:0.76rem;letter-spacing:0.06em;text-transform:uppercase;color:var(--muted);margin-bottom:10px;}
.case-meta-card p{color:var(--text);font-size:0.98rem;margin:0;}
.case-results{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:24px 0 0;padding:0;}
.case-results li{background:var(--surface-alt);border-radius:var(--radius-sm);padding:16px 18px;font-size:0.95rem;color:var(--text);list-style:none;display:flex;gap:10px;align-items:flex-start;}
.case-results li::before{content:"✓";color:var(--accent);font-weight:800;flex-shrink:0;}
.case-note{font-size:0.82rem;color:var(--muted);margin-top:44px;font-style:italic;text-align:center;}
.case-tools-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px;}
.case-tools-row span{background:var(--surface-alt);color:var(--text);font-size:0.82rem;padding:6px 14px;border-radius:100px;}

@media (max-width:760px){
  .detail-list-grid{grid-template-columns:1fr;}
  .case-meta-grid{grid-template-columns:1fr;}
  .case-results{grid-template-columns:1fr;}
}