/* ==========================================================================
   GTS VALUE — Engineering at the summit
   Frontend design system · implements the GTS Value Design Bible
   Registers: light "Summit" (marketing) · dark "Engine-room" (body.dark-mode)
   ========================================================================== */

/* ---------- Fonts (self-hosted) ---------- */
@font-face{font-family:'Manrope';font-weight:500;src:url('assets/fonts/manrope-500.woff2') format('woff2');font-display:swap}
@font-face{font-family:'Manrope';font-weight:700;src:url('assets/fonts/manrope-700.woff2') format('woff2');font-display:swap}
@font-face{font-family:'Manrope';font-weight:800;src:url('assets/fonts/manrope-800.woff2') format('woff2');font-display:swap}
@font-face{font-family:'Inter';font-weight:400;src:url('assets/fonts/inter-400.woff2') format('woff2');font-display:swap}
@font-face{font-family:'Inter';font-weight:500;src:url('assets/fonts/inter-500.woff2') format('woff2');font-display:swap}
@font-face{font-family:'Inter';font-weight:600;src:url('assets/fonts/inter-600.woff2') format('woff2');font-display:swap}
@font-face{font-family:'Inter';font-weight:700;src:url('assets/fonts/inter-700.woff2') format('woff2');font-display:swap}
@font-face{font-family:'JBMono';font-weight:400;src:url('assets/fonts/mono-400.woff2') format('woff2');font-display:swap}
@font-face{font-family:'JBMono';font-weight:600;src:url('assets/fonts/mono-600.woff2') format('woff2');font-display:swap}

/* ---------- Design tokens ---------- */
:root{
  /* brand */
  --blue-700:#1E3AE0; --blue-600:#2647E8; --blue-400:#5E7BEE; --blue-200:#9DB0F5; --blue-050:#EEF1FE;
  --navy-950:#060B22; --navy-900:#0A1338; --navy-800:#0E1A4A; --navy-700:#152363;
  --gold-500:#C9A24B; --gold-300:#E3C877; --gold-200:#F4E2A1; --gold-700:#9C7A2E;
  --gold-grad:linear-gradient(135deg,#F4E2A1 0%,#C9A24B 55%,#9C7A2E 100%);
  --white:#FFFFFF; --gray-100:#E7EAF0;

  /* semantic — light "Summit" register */
  --bg:#FFFFFF;
  --bg-soft:#F7F8FD;
  --surface:#FFFFFF;
  --surface-2:#F3F5FC;
  --text:#14183A;
  --text-soft:#3B4166;
  --muted:#6A7196;
  --line:#E4E7F1;
  --line-strong:#D7DCE8;
  --primary:var(--blue-700);
  --accent:var(--gold-500);
  --accent-text:var(--gold-700);
  --ring:var(--gold-500);
  --nav-bg:rgba(255,255,255,.72);
  --nav-line:rgba(20,24,58,.08);
  --card-shadow:0 4px 16px rgba(10,19,56,.06);
  --card-shadow-hover:0 14px 40px rgba(10,19,56,.12);
  --hero-text:#F2F4FF;

  /* spacing / geometry */
  --r-sm:6px; --r-md:12px; --r-lg:16px; --r-xl:24px;
  --container:1200px;
  --section-pad:clamp(72px,9vw,128px);

  /* motion */
  --dur-micro:120ms; --dur-short:220ms; --dur-med:360ms;
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-inout:cubic-bezier(.65,0,.35,1);
}

/* dark "Engine-room" register */
body.dark-mode{
  --bg:#0A1338;
  --bg-soft:#0C1642;
  --surface:#0E1A4A;
  --surface-2:#121f57;
  --text:#E6E9F5;
  --text-soft:#C2C9E8;
  --muted:#8A93C0;
  --line:#1c2a66;
  --line-strong:#26356f;
  --primary:var(--blue-400);
  --accent:var(--gold-300);
  --accent-text:var(--gold-300);
  --nav-bg:rgba(8,15,44,.72);
  --nav-line:rgba(201,162,75,.18);
  --card-shadow:0 4px 20px rgba(0,0,0,.35);
  --card-shadow-hover:0 16px 48px rgba(0,0,0,.5);
}

/* ---------- Reset / base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.6;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  transition:background-color var(--dur-med) var(--ease-inout),color var(--dur-med) var(--ease-inout);
}
img,svg{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none}
h1,h2,h3,h4{font-family:'Manrope','Inter',sans-serif;color:var(--text);line-height:1.12;letter-spacing:-.02em;margin:0 0 .5em}
p{margin:0 0 1em;color:var(--text-soft)}
::selection{background:rgba(30,58,224,.18)}
body.dark-mode ::selection{background:rgba(201,162,75,.25)}

:focus-visible{outline:2px solid var(--ring);outline-offset:2px;border-radius:4px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--gold-500);color:var(--navy-900);
  font-weight:700;padding:10px 18px;border-radius:0 0 12px 0;z-index:200}
.skip-link:focus{left:0}

.container{max-width:var(--container);margin:0 auto;padding:0 clamp(20px,4vw,48px)}
section{padding:var(--section-pad) 0}

.mono{font-family:'JBMono',monospace}

/* eyebrow label */
.eyebrow{
  font-family:'JBMono',monospace;font-size:.72rem;font-weight:600;
  letter-spacing:.22em;text-transform:uppercase;color:var(--accent-text);
  display:flex;align-items:center;gap:10px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--gold-grad);border-radius:1px;flex:none}
.eyebrow.center{justify-content:center}

.section-title{font-size:clamp(1.75rem,3.4vw,2.6rem);font-weight:800;max-width:24ch}
.section-subtitle{font-size:1.06rem;color:var(--muted);max-width:58ch;margin:-4px 0 44px}
.center .section-title,.center.section-title{margin-left:auto;margin-right:auto}
.center .section-subtitle,.center.section-subtitle{margin-left:auto;margin-right:auto}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
.reveal.in{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.08s}
.reveal[data-delay="2"]{transition-delay:.16s}
.reveal[data-delay="3"]{transition-delay:.24s}
.reveal[data-delay="4"]{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}

/* ==========================================================================
   NAVIGATION — sticky glass bar
   ========================================================================== */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;padding:0 clamp(16px,3vw,40px);
  height:72px;
  transition:height var(--dur-med) var(--ease-inout);
}
/* glass layer lives on ::before so backdrop-filter never becomes a
   containing block for the fixed mobile drawer */
.site-header::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:transparent;border-bottom:1px solid transparent;
  transition:background-color var(--dur-med) var(--ease-inout),
             border-color var(--dur-med) var(--ease-inout),
             box-shadow var(--dur-med) var(--ease-inout);
}
.site-header.scrolled{height:62px}
/* scrolled state = gold bar; all header text flips to navy (7.5:1 contrast) */
.site-header.scrolled::before{
  background:linear-gradient(120deg,#F4E2A1 0%,#DDBC6B 45%,#C9A24B 100%);
  border-bottom:1px solid rgba(156,122,46,.55);
  box-shadow:0 6px 30px rgba(156,122,46,.35);
}
/* over the dark hero the header text stays light until scrolled (light mode) */
.brand-wrap{display:flex;align-items:center;gap:12px;color:var(--hero-text)}
.site-header.scrolled .brand-wrap{color:var(--text)}
body.dark-mode .brand-wrap{color:var(--text)}

.brand-mark{width:34px;height:34px;flex:none}
.brand{font-family:'Manrope';font-weight:800;font-size:1.06rem;letter-spacing:.14em}
.brand-tag{display:none;font-family:'JBMono',monospace;font-size:.6rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold-500);margin-top:2px}
@media(min-width:900px){.brand-tag{display:block}}
.brand-text{display:flex;flex-direction:column;line-height:1.1}

.nav-links{display:flex;align-items:center;gap:6px}
.nav-links > a{
  position:relative;padding:9px 14px;border-radius:10px;
  font-size:.92rem;font-weight:600;color:var(--hero-text);
  opacity:.85;transition:opacity var(--dur-micro),background-color var(--dur-micro);
}
.site-header.scrolled .nav-links > a{color:var(--text)}
body.dark-mode .nav-links > a{color:var(--text)}
.nav-links > a:hover{opacity:1;background:rgba(127,140,220,.12)}
.nav-links > a.active{opacity:1}
.nav-links > a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--gold-grad);border-radius:1px;
}

.nav-cta{
  margin-left:10px;
  font-size:.88rem;font-weight:700;
  padding:10px 20px;border-radius:12px;
  background:var(--gold-grad);color:var(--navy-900);
  box-shadow:0 4px 18px rgba(201,162,75,.35);
  transition:transform var(--dur-micro) var(--ease-out),box-shadow var(--dur-micro),
             background var(--dur-med) var(--ease-inout),color var(--dur-med) var(--ease-inout);
  white-space:nowrap;
}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 8px 26px rgba(201,162,75,.45)}

.theme-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;margin-left:4px;
  border:1px solid transparent;border-radius:12px;
  background:transparent;color:var(--hero-text);cursor:pointer;
  transition:background-color var(--dur-micro),color var(--dur-micro);
}
.site-header.scrolled .theme-toggle{color:var(--text)}
body.dark-mode .theme-toggle{color:var(--text)}
.theme-toggle:hover{background:rgba(127,140,220,.14)}
.theme-toggle .icon-moon{display:none}
body.dark-mode .theme-toggle .icon-sun{display:none}
body.dark-mode .theme-toggle .icon-moon{display:block}

/* mobile nav */
.nav-burger{
  display:none;width:44px;height:44px;border:none;background:transparent;cursor:pointer;
  color:var(--hero-text);border-radius:12px;align-items:center;justify-content:center;
}
.site-header.scrolled .nav-burger{color:var(--text)}
body.dark-mode .nav-burger{color:var(--text)}

/* ---- gold header state: everything goes navy on the gold bar ---- */
.site-header.scrolled .brand-wrap,
.site-header.scrolled .nav-links > a,
.site-header.scrolled .theme-toggle,
.site-header.scrolled .nav-burger,
body.dark-mode .site-header.scrolled .brand-wrap,
body.dark-mode .site-header.scrolled .nav-links > a,
body.dark-mode .site-header.scrolled .theme-toggle,
body.dark-mode .site-header.scrolled .nav-burger{color:var(--navy-900)}
.site-header.scrolled .brand-tag{color:#6E561F}
.site-header.scrolled .nav-links > a:hover{background:rgba(10,19,56,.09)}
.site-header.scrolled .nav-links > a.active::after{background:var(--navy-900)}
.site-header.scrolled .theme-toggle:hover{background:rgba(10,19,56,.1)}
/* CTA inverts to navy so it still pops on the gold bar.
   The dark-mode selector must be repeated: `body.dark-mode ... > a` outranks
   `... > a.nav-cta` alone, which made the label invisible in dark mode. */
.site-header.scrolled .nav-links > a.nav-cta,
body.dark-mode .site-header.scrolled .nav-links > a.nav-cta{
  background:var(--navy-900);color:var(--gold-200);
  box-shadow:0 4px 16px rgba(10,19,56,.35);
}
.site-header.scrolled .nav-links > a.nav-cta:hover,
body.dark-mode .site-header.scrolled .nav-links > a.nav-cta:hover{box-shadow:0 8px 24px rgba(10,19,56,.45);background:var(--navy-800)}

@media(max-width:880px){
  .nav-burger{display:inline-flex}
  .nav-links{
    position:fixed;inset:0;z-index:99;
    flex-direction:column;justify-content:center;gap:14px;
    background:rgba(6,11,34,.96);
    -webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
    opacity:0;pointer-events:none;transition:opacity var(--dur-med) var(--ease-inout);
  }
  .nav-links.open{opacity:1;pointer-events:auto}
  body.drawer-open{overflow:hidden}
  .nav-links > a:not(.nav-cta){color:#F2F4FF !important;font-size:1.35rem;font-family:'Manrope';font-weight:700}
  .nav-cta{margin:14px 0 0;font-size:1rem;background:var(--gold-grad) !important;color:var(--navy-900) !important;box-shadow:0 4px 18px rgba(201,162,75,.35) !important}
  .nav-links .theme-toggle{position:absolute;top:18px;left:18px;color:#F2F4FF !important}
}

/* ==========================================================================
   HERO — navy aurora + node constellation (flagship dark moment)
   ========================================================================== */
.hero{
  position:relative;overflow:hidden;
  display:flex;flex-direction:column;justify-content:center;
  padding:150px 0 0;
  background:
    radial-gradient(60% 50% at 18% 8%, rgba(30,58,224,.42), transparent 62%),
    radial-gradient(46% 42% at 84% 20%, rgba(201,162,75,.20), transparent 62%),
    radial-gradient(90% 70% at 50% 110%, rgba(30,58,224,.18), transparent 60%),
    linear-gradient(180deg,#081030 0%, #0A1338 55%, #0A1338 100%);
}
/* film grain — stops banding */
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E");
}
.hero-canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.hero .container{position:relative;z-index:2}

.hero-layout{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:center}
@media(max-width:980px){.hero-layout{grid-template-columns:1fr;gap:40px}}

.hero-badge{
  display:inline-flex;align-items:center;gap:10px;
  font-family:'JBMono',monospace;font-size:.7rem;font-weight:600;
  letter-spacing:.2em;text-transform:uppercase;
  color:var(--gold-200);
  border:1px solid rgba(201,162,75,.4);
  background:rgba(201,162,75,.08);
  padding:8px 16px;border-radius:999px;margin-bottom:26px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--gold-500);box-shadow:0 0 12px rgba(201,162,75,.9);flex:none}

.hero h1{
  font-size:clamp(2.5rem,5.6vw,4.35rem);
  font-weight:800;color:#F5F7FF;
  letter-spacing:-.03em;line-height:1.04;
  max-width:15ch;margin:0 0 22px;
}
.hero h1 .gold{
  background:var(--gold-grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  font-size:clamp(1.02rem,1.5vw,1.2rem);color:#B9C2E8;
  max-width:47ch;line-height:1.65;margin-bottom:36px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}

/* hero visual — animated logo reveal
   The network builds from a single base node up to the gold apex,
   then the GTS Value wordmark fades in below (see script.js). */
.hero-visual{position:relative}
.logo-reveal{display:flex;flex-direction:column;align-items:center;gap:30px;padding:12px 0}
.lr-svg{width:min(400px,74%);height:auto;overflow:visible}

/* lines are drawn with a stroke-dashoffset transition (set per line in JS) */
.lz-line{
  stroke:#3450E6;stroke-width:1.8;stroke-linecap:round;opacity:.85;
  transition:stroke-dashoffset .5s var(--ease-out);
}
/* nodes grow in with scale + fade */
.lz-node{
  transform-box:fill-box;transform-origin:center;
  transform:scale(0);opacity:0;
  transition:transform .45s var(--ease-out),opacity .3s var(--ease-out);
}
.lz-node.in{transform:scale(1);opacity:1}
/* gold apex glow — blooms once, then breathes gently */
.lz-glow{opacity:0;transition:opacity .8s var(--ease-out)}
.lz-glow.in{opacity:1;animation:lrBreathe 3.4s var(--ease-inout) 1s infinite}
@keyframes lrBreathe{0%,100%{opacity:1}50%{opacity:.55}}

.lr-word{
  font-family:'Manrope','Inter',sans-serif;font-weight:800;
  font-size:clamp(1.5rem,2.6vw,2.05rem);
  letter-spacing:.34em;margin-right:-.34em; /* re-centres tracked caps */
  color:#F5F7FF;
  opacity:0;transform:translateY(14px);
  transition:opacity .7s var(--ease-out),transform .7s var(--ease-out);
}
.lr-word.show{opacity:1;transform:none}

/* hero stats strip */
.hero-stats{
  position:relative;z-index:2;
  border-top:1px solid rgba(201,162,75,.22);
  background:rgba(6,11,34,.5);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  margin-top:72px;
}
.hero-stats .container{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  padding-top:26px;padding-bottom:26px;
}
@media(max-width:760px){.hero-stats .container{grid-template-columns:repeat(2,1fr);row-gap:22px}}
.hstat .n{font-family:'JBMono',monospace;font-weight:600;font-size:clamp(1.3rem,2.4vw,1.8rem);color:#F5F7FF}
.hstat .n em{font-style:normal;color:var(--gold-300)}
.hstat .l{font-size:.74rem;color:#8A93C0;letter-spacing:.05em;margin-top:2px}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:48px;padding:13px 28px;
  border-radius:var(--r-md);border:none;cursor:pointer;
  font-family:'Inter';font-weight:700;font-size:.96rem;
  transition:transform var(--dur-micro) var(--ease-out),box-shadow var(--dur-short) var(--ease-out),background-color var(--dur-micro),border-color var(--dur-micro);
  will-change:transform;
}
.btn:active{transform:scale(.98)}
.btn-gold{
  background:var(--gold-grad);color:var(--navy-900);
  box-shadow:0 6px 24px rgba(201,162,75,.38);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(201,162,75,.5)}
.btn-ghost{
  background:transparent;color:#E6E9F5;
  border:1px solid rgba(255,255,255,.22);
}
.btn-ghost:hover{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.4)}
.btn-ghost.on-light{color:var(--text);border-color:var(--line-strong)}
.btn-ghost.on-light:hover{background:var(--surface-2)}
.btn svg{flex:none;transition:transform var(--dur-micro) var(--ease-out)}
.btn:hover svg{transform:translateX(3px)}

/* ==========================================================================
   CLIENT LOGO STRIP
   ========================================================================== */
.logos{padding:34px 0;border-bottom:1px solid var(--line)}
.logos .container{display:flex;flex-wrap:wrap;align-items:center;gap:18px 44px;justify-content:center}
.logos .lg-label{font-family:'JBMono',monospace;font-size:.64rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);flex:none}
.logos .lg{
  font-family:'Manrope';font-weight:800;font-size:1.02rem;letter-spacing:.02em;
  color:var(--muted);opacity:.75;transition:opacity var(--dur-micro),color var(--dur-micro);
  display:flex;align-items:center;gap:8px;
}
.logos .lg:hover{opacity:1;color:var(--text-soft)}
.logos .lg svg{width:18px;height:18px;opacity:.8}

/* ==========================================================================
   SERVICES — pillars + capability chips
   ========================================================================== */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:980px){.pillars{grid-template-columns:1fr}}
.pillar{
  position:relative;border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--surface);padding:30px 28px 28px;
  box-shadow:var(--card-shadow);
  transition:transform var(--dur-short) var(--ease-out),box-shadow var(--dur-short) var(--ease-out),border-color var(--dur-short);
  overflow:hidden;
}
.pillar::before{
  content:"";position:absolute;inset:0 auto auto 0;width:100%;height:3px;
  background:var(--gold-grad);opacity:0;transition:opacity var(--dur-short);
}
.pillar:hover{transform:translateY(-5px);box-shadow:var(--card-shadow-hover);border-color:var(--line-strong)}
.pillar:hover::before{opacity:1}
.pillar .p-num{font-family:'JBMono',monospace;font-size:.66rem;letter-spacing:.18em;color:var(--accent-text);margin-bottom:16px}
.pillar .p-icon{
  width:52px;height:52px;border-radius:14px;margin-bottom:20px;
  display:grid;place-items:center;color:var(--primary);
  background:var(--blue-050);border:1px solid var(--line);
}
body.dark-mode .pillar .p-icon{background:rgba(94,123,238,.12)}
.pillar h3{font-size:1.3rem;font-weight:800;margin-bottom:10px}
.pillar p{font-size:.95rem;color:var(--muted);margin-bottom:16px}
.pillar ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.pillar li{display:flex;align-items:center;gap:10px;font-size:.9rem;color:var(--text-soft)}
.pillar li::before{content:"";width:5px;height:5px;border-radius:50%;flex:none;background:var(--gold-500)}

.cap-strip{margin-top:34px;display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.cap{
  font-family:'JBMono',monospace;font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;
  color:var(--text-soft);background:var(--surface-2);
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;
  transition:border-color var(--dur-micro),color var(--dur-micro),transform var(--dur-micro);
}
.cap:hover{border-color:var(--gold-500);color:var(--accent-text);transform:translateY(-1px)}

/* ==========================================================================
   ABOUT
   ========================================================================== */
.about-wrap{background:var(--bg-soft)}
.about-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:start}
@media(max-width:980px){.about-layout{grid-template-columns:1fr}}
.about-copy .lead{font-size:1.15rem;line-height:1.7;color:var(--text-soft)}
.about-points{display:grid;margin-top:8px}
.a-point{
  display:grid;grid-template-columns:auto 1fr;gap:18px;padding:20px 0;
  border-bottom:1px solid var(--line);
}
.a-point:last-child{border-bottom:none}
.a-point .ap-ico{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;flex:none;
  color:var(--primary);background:var(--blue-050);border:1px solid var(--line);
}
body.dark-mode .a-point .ap-ico{background:rgba(94,123,238,.12)}
.a-point h4{font-size:1.02rem;margin:2px 0 4px}
.a-point p{font-size:.92rem;color:var(--muted);margin:0}

/* ==========================================================================
   PROCESS TIMELINE — node connected
   ========================================================================== */
.process-track{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:8px}
@media(max-width:980px){.process-track{grid-template-columns:1fr;max-width:520px}}
.process-track::before{
  content:"";position:absolute;top:23px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,var(--blue-600),var(--blue-400) 60%,var(--gold-500));
  opacity:.5;
}
@media(max-width:980px){.process-track::before{left:23px;right:auto;top:5%;bottom:5%;width:2px;height:auto;
  background:linear-gradient(180deg,var(--blue-600),var(--blue-400) 60%,var(--gold-500))}}
.p-step{position:relative;padding-top:62px}
@media(max-width:980px){.p-step{padding:0 0 8px 64px;min-height:70px}}
.p-step .node{
  position:absolute;top:0;left:0;width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--surface);border:2px solid var(--blue-400);
  color:var(--primary);font-family:'JBMono',monospace;font-weight:600;font-size:.8rem;
  box-shadow:0 0 0 6px var(--bg);
  z-index:1;
}
.p-step:last-child .node{border-color:var(--gold-500);color:var(--accent-text);box-shadow:0 0 0 6px var(--bg),0 0 22px rgba(201,162,75,.45)}
.p-step h4{font-size:1rem;margin-bottom:6px}
.p-step p{font-size:.86rem;color:var(--muted);margin:0}

/* ==========================================================================
   PORTFOLIO — premium case carousel
   ========================================================================== */
.portfolio-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px}
.portfolio-viewport{position:relative;overflow:hidden;padding:6px;margin:0 -6px}
.portfolio-grid{
  display:flex;gap:22px;
  transition:transform .6s var(--ease-out);
  will-change:transform;
}
.portfolio-card{
  flex:0 0 calc(50% - 11px);
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--surface);
  box-shadow:var(--card-shadow);
  overflow:hidden;cursor:pointer;
  transition:transform var(--dur-short) var(--ease-out),box-shadow var(--dur-short),border-color var(--dur-short),opacity var(--dur-med);
  opacity:.45;
}
.portfolio-card.visible{opacity:1}
.portfolio-card:hover{transform:translateY(-5px);box-shadow:var(--card-shadow-hover);border-color:var(--line-strong)}
@media(max-width:640px){.portfolio-card{flex:0 0 100%}}

.card-media{
  position:relative;height:190px;display:grid;place-items:center;
  background:
    radial-gradient(70% 90% at 30% 0%, rgba(30,58,224,.35), transparent 60%),
    radial-gradient(50% 70% at 85% 100%, rgba(201,162,75,.16), transparent 60%),
    var(--navy-900);
  color:#9DB0F5;
}
.card-media svg{width:64px;height:64px;opacity:.9;transition:transform var(--dur-short) var(--ease-out)}
.portfolio-card:hover .card-media svg{transform:scale(1.08)}
.card-media .cm-tag{
  position:absolute;top:14px;left:14px;
  font-family:'JBMono',monospace;font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold-200);background:rgba(201,162,75,.12);
  border:1px solid rgba(201,162,75,.35);border-radius:999px;padding:4px 11px;
}
.card-description{padding:22px 24px 24px}
.card-description h3{font-size:1.14rem;margin-bottom:8px}
.card-description p{font-size:.9rem;color:var(--muted);margin:0 0 14px}
.card-metric{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'JBMono',monospace;font-size:.72rem;font-weight:600;color:var(--accent-text);
}
.card-metric svg{width:14px;height:14px}

.carousel-nav{display:flex;gap:10px}
.carousel-btn{
  width:48px;height:48px;border-radius:50%;
  border:1px solid var(--line-strong);background:var(--surface);color:var(--text);
  cursor:pointer;display:grid;place-items:center;
  transition:background-color var(--dur-micro),border-color var(--dur-micro),color var(--dur-micro),transform var(--dur-micro);
}
.carousel-btn:hover{border-color:var(--gold-500);color:var(--accent-text);transform:translateY(-2px)}
.carousel-btn svg{width:18px;height:18px}

/* ==========================================================================
   TESTIMONIALS — glass cards
   ========================================================================== */
.testi-wrap{background:var(--bg-soft)}
.testis{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:980px){.testis{grid-template-columns:1fr}}
.testi{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--surface);
  box-shadow:var(--card-shadow);
  padding:28px;
  display:flex;flex-direction:column;gap:18px;
  transition:transform var(--dur-short) var(--ease-out),box-shadow var(--dur-short);
}
.testi:hover{transform:translateY(-4px);box-shadow:var(--card-shadow-hover)}
.testi .quote-ico{color:var(--gold-500);width:28px;height:28px}
.testi blockquote{margin:0;font-size:.98rem;line-height:1.65;color:var(--text-soft);flex:1}
.testi .who{display:flex;align-items:center;gap:13px;border-top:1px solid var(--line);padding-top:16px}
.testi .avatar{
  width:42px;height:42px;border-radius:50%;flex:none;
  display:grid;place-items:center;
  font-family:'Manrope';font-weight:800;font-size:.86rem;color:#fff;
  background:linear-gradient(135deg,var(--blue-600),var(--navy-700));
}
.testi .who b{display:block;font-size:.9rem;color:var(--text)}
.testi .who span{font-size:.76rem;color:var(--muted)}

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px;align-items:stretch}
@media(max-width:980px){.contact-layout{grid-template-columns:1fr}}

.contact-info{
  border-radius:var(--r-lg);overflow:hidden;position:relative;
  background:
    radial-gradient(70% 60% at 80% 0%, rgba(201,162,75,.16), transparent 55%),
    radial-gradient(60% 70% at 0% 100%, rgba(30,58,224,.35), transparent 60%),
    var(--navy-900);
  padding:36px 32px;color:#E6E9F5;
  display:flex;flex-direction:column;
}
.contact-info h3{color:#F5F7FF;font-size:1.35rem;margin-bottom:6px}
.contact-info > p{color:#9aa6d8;font-size:.94rem;margin-bottom:24px}
.ci-rows{display:grid;gap:14px;margin-bottom:26px}
.ci-row{display:flex;align-items:center;gap:14px}
.ci-row .ci-ico{
  width:40px;height:40px;border-radius:11px;flex:none;display:grid;place-items:center;
  background:rgba(201,162,75,.12);border:1px solid rgba(201,162,75,.3);color:var(--gold-300);
}
.ci-row a,.ci-row span{color:#E6E9F5;font-size:.92rem;font-weight:500}
.ci-row a:hover{color:var(--gold-200)}
.ci-note{
  margin-top:auto;border-top:1px solid rgba(255,255,255,.1);padding-top:18px;
  font-family:'JBMono',monospace;font-size:.66rem;letter-spacing:.1em;color:#8A93C0;
}
.ci-note b{color:var(--gold-200)}

.contact-zone-card{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:var(--surface);box-shadow:var(--card-shadow);
  padding:36px 32px;
}
.contact-zone-card h3{font-size:1.35rem;margin-bottom:4px}
.contact-zone-card > p{color:var(--muted);font-size:.94rem;margin-bottom:26px}

.contact-form-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:22px}
@media(max-width:720px){.contact-form-grid{grid-template-columns:1fr}}
.contact-fields{display:grid;gap:14px;align-content:start}
.form-field{display:flex;flex-direction:column;gap:7px}
.form-field label{font-size:.8rem;font-weight:600;color:var(--text);letter-spacing:.02em}
.form-control{
  width:100%;min-height:48px;
  padding:12px 16px;font-size:16px;font-family:'Inter';
  color:var(--text);background:var(--bg-soft);
  border:1px solid var(--line-strong);border-radius:var(--r-sm);
  transition:border-color var(--dur-micro),box-shadow var(--dur-micro),background-color var(--dur-micro);
}
textarea.form-control{resize:vertical;min-height:150px}
.form-control:hover{border-color:var(--muted)}
.form-control:focus{
  outline:none;border-color:var(--gold-500);
  box-shadow:0 0 0 3px rgba(201,162,75,.25);
  background:var(--surface);
}
.form-control.input-error{border-color:#D64545;box-shadow:0 0 0 3px rgba(214,69,69,.15)}
.error-message{font-size:.76rem;color:#C0392B;min-height:1em}
body.dark-mode .error-message{color:#F08A80}
.required-note{font-size:.76rem;color:var(--muted);margin:6px 0 14px}
.form-success{
  display:none;align-items:center;gap:12px;
  margin-top:16px;padding:14px 18px;border-radius:var(--r-md);
  background:rgba(57,217,138,.1);border:1px solid rgba(57,217,138,.35);
  color:#1f8a4c;font-weight:600;font-size:.9rem;
}
body.dark-mode .form-success{color:#5fe0a1}
.form-success.show{display:flex}
.form-success svg{flex:none}

/* ==========================================================================
   FOOTER — deep navy close
   ========================================================================== */
.site-footer{
  position:relative;overflow:hidden;
  background:
    radial-gradient(70% 60% at 50% 0%, rgba(30,58,224,.16), transparent 55%),
    var(--navy-950);
  color:#B9C2E8;
  border-top:1px solid rgba(201,162,75,.25);
}
.site-footer .constellation-bg{position:absolute;inset:0;opacity:.16;pointer-events:none;width:100%;height:100%}
.footer-grid{
  position:relative;
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
  padding:64px 0 44px;
}
@media(max-width:980px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.footer-grid{grid-template-columns:1fr}}
.f-brand .brand-wrap{color:#F2F4FF;margin-bottom:14px}
.f-brand p{color:#8A93C0;font-size:.9rem;max-width:30ch}
.f-col h4{
  color:#F2F4FF;font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;
  font-family:'JBMono',monospace;font-weight:600;margin-bottom:18px;
}
.f-col ul{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.f-col a{color:#8A93C0;font-size:.92rem;transition:color var(--dur-micro)}
.f-col a:hover{color:var(--gold-200)}
.f-contact li{display:flex;gap:10px;align-items:center;color:#8A93C0;font-size:.9rem}
.f-contact svg{width:16px;height:16px;color:var(--gold-500);flex:none}
.f-contact a{color:#B9C2E8}
.f-socials{display:flex;gap:10px;margin-top:20px}
.f-socials a{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  border:1px solid rgba(255,255,255,.12);color:#8A93C0;
  transition:border-color var(--dur-micro),color var(--dur-micro),transform var(--dur-micro);
}
.f-socials a:hover{border-color:var(--gold-500);color:var(--gold-200);transform:translateY(-2px)}
.footer-base{
  position:relative;
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
}
.footer-base p{margin:0;font-size:.8rem;color:#67719f}
.footer-base .fb-right{font-family:'JBMono',monospace;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-500)}

/* ==========================================================================
   COLOR RHYTHM — section washes + component accents
   Breaks the "one colour" feel: white → blue tint → navy → warm gold →
   blue tint → white, with blue/gold identities inside components.
   ========================================================================== */

/* logo strip: soft blue tint */
.logos{background:linear-gradient(180deg,#F7F8FD,#EEF1FE)}
body.dark-mode .logos{background:linear-gradient(180deg,#0C1642,#0A1338)}

/* services: white with a blue aurora corner + gold floor hint */
#services{background:
  radial-gradient(46% 42% at 88% 0%, rgba(30,58,224,.07), transparent 62%),
  radial-gradient(40% 36% at 4% 100%, rgba(201,162,75,.07), transparent 60%),
  #FFFFFF}
body.dark-mode #services{background:
  radial-gradient(46% 42% at 88% 0%, rgba(94,123,238,.1), transparent 62%),
  radial-gradient(40% 36% at 4% 100%, rgba(201,162,75,.07), transparent 60%),
  var(--bg)}

/* about + portfolio: blue-tinted band */
.about-wrap{background:linear-gradient(180deg,#EEF1FE 0%,#F7F8FD 78%,#FFFFFF 100%)}
body.dark-mode .about-wrap{background:linear-gradient(180deg,#0D1848 0%,#0B1540 78%,#0A1338 100%)}

/* process: warm gold-washed interlude between about and the work */
#process{background:
  radial-gradient(42% 52% at 8% 100%, rgba(201,162,75,.12), transparent 62%),
  radial-gradient(36% 44% at 96% 6%, rgba(201,162,75,.09), transparent 58%),
  linear-gradient(180deg,#FFFDF6 0%,#FBF4E2 100%)}
body.dark-mode #process{background:
  radial-gradient(42% 52% at 8% 100%, rgba(201,162,75,.1), transparent 62%),
  radial-gradient(36% 44% at 96% 6%, rgba(201,162,75,.07), transparent 58%),
  linear-gradient(180deg,#0D1338 0%,#131a3f 100%)}
#process .p-step .node{box-shadow:0 0 0 6px #FDFAF0}
body.dark-mode #process .p-step .node{box-shadow:0 0 0 6px #0E1439}

/* testimonials: white with twin blue/gold corners */
#testimonials{background:
  radial-gradient(38% 46% at 0% 0%, rgba(30,58,224,.06), transparent 60%),
  radial-gradient(38% 46% at 100% 100%, rgba(201,162,75,.08), transparent 60%),
  #FFFFFF}
body.dark-mode #testimonials{background:
  radial-gradient(38% 46% at 0% 0%, rgba(94,123,238,.09), transparent 60%),
  radial-gradient(38% 46% at 100% 100%, rgba(201,162,75,.07), transparent 60%),
  var(--bg)}

/* contact: gentle blue ceiling */
#contact{background:linear-gradient(180deg,#F3F5FC 0%,#FFFFFF 34%)}
body.dark-mode #contact{background:linear-gradient(180deg,#0C1642 0%,var(--bg) 34%)}

/* ---- pillar identities: blue / gold / navy ---- */
.pillar::before{opacity:1}
.pillar:nth-child(1)::before{background:linear-gradient(90deg,var(--blue-700),var(--blue-400))}
.pillar:nth-child(2)::before{background:var(--gold-grad)}
.pillar:nth-child(3)::before{background:linear-gradient(90deg,var(--navy-800),var(--blue-600))}
.pillar:nth-child(2) .p-icon{background:#FBF2DC;border-color:#EBDCB2;color:var(--gold-700)}
.pillar:nth-child(3) .p-icon{background:var(--navy-900);border-color:var(--navy-700);color:var(--gold-300)}
body.dark-mode .pillar:nth-child(2) .p-icon{background:rgba(201,162,75,.14);border-color:rgba(201,162,75,.35);color:var(--gold-300)}
body.dark-mode .pillar:nth-child(3) .p-icon{background:rgba(94,123,238,.12);border-color:var(--navy-700);color:var(--gold-300)}

/* ---- about points: alternate blue / gold icons ---- */
.a-point:nth-child(even) .ap-ico{background:#FBF2DC;border-color:#EBDCB2;color:var(--gold-700)}
body.dark-mode .a-point:nth-child(even) .ap-ico{background:rgba(201,162,75,.13);border-color:rgba(201,162,75,.32);color:var(--gold-300)}

/* ---- capability chips: every third chip goes gold ---- */
.cap:nth-child(3n){background:#FBF6E8;border-color:#EBDCB2;color:var(--gold-700)}
body.dark-mode .cap:nth-child(3n){background:rgba(201,162,75,.1);border-color:rgba(201,162,75,.3);color:var(--gold-300)}

/* ---- testimonial avatars: middle voice goes gold ---- */
.testi:nth-child(2) .avatar{background:var(--gold-grad);color:var(--navy-900)}

/* utility */
.text-center{text-align:center}