/* =========================================================
   PROMOFY SOLUTIONS — DESIGN SYSTEM
   Marketing, Creative & Technology Agency
   Single design-token system shared by every page.
   ========================================================= */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body, h1, h2, h3, h4, p, figure, blockquote, dl, dd, ul, ol { margin: 0; }
ul, ol { padding: 0; list-style: none; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4 { font-weight: 600; }

/* ---------- Tokens ---------- */
:root{
  --teal:#00897D;
  --teal-dark:#176D72;
  --teal-bright:#4DB6A9;   /* teal for dark backgrounds — 5.9:1 on --dark */
  --teal-solid:#008176;    /* teal for solid fills behind white text — 4.8:1 */
  --navy:#172333;
  --teal-light:#EAF4F4;
  --off-white:#F7F9FA;
  --dark:#102C3B;
  --white:#FFFFFF;

  --ink:#172333;
  --ink-soft:rgba(23,35,51,.72);
  --ink-faint:rgba(23,35,51,.66);
  --line:rgba(23,35,51,.12);

  --on-dark:#F7F9FA;
  --on-dark-soft:rgba(247,249,250,.76);
  --on-dark-faint:rgba(247,249,250,.58);
  --line-dark:rgba(247,249,250,.16);

  --radius-s:6px;
  --radius-m:16px;
  --radius-l:32px;

  --container:1320px;
  --pad:clamp(20px,5vw,64px);
  --gap:clamp(16px,2.4vw,32px);

  --ease:cubic-bezier(.22,.61,.36,1);
  --dur-s:.35s;
  --dur-m:.6s;
  --dur-l:.9s;

  --fs-hero: clamp(2.6rem, 6.6vw, 6.2rem);
  --fs-h1: clamp(2.1rem, 4.6vw, 3.8rem);
  --fs-h2: clamp(1.7rem, 3.2vw, 2.6rem);
  --fs-h3: clamp(1.25rem, 1.8vw, 1.6rem);
  --fs-lead: clamp(1.05rem, 1.6vw, 1.3rem);
  --fs-body: 1rem;
  --fs-small: .875rem;
  --fs-num: clamp(2.4rem, 6vw, 5rem);
}

/* ---------- Base ---------- */
body{
  font-family:'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:var(--off-white);
  color:var(--ink);
  font-size:var(--fs-body);
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{ line-height:1.12; letter-spacing:-.01em; color:var(--navy); }
p{ color:var(--ink-soft); }
.on-dark, .on-dark p{ color:var(--on-dark-soft); }
.on-dark h1,.on-dark h2,.on-dark h3,.on-dark h4{ color:var(--on-dark); }

.container{ max-width:var(--container); margin:0 auto; padding-left:var(--pad); padding-right:var(--pad); }
#main, section[id]{ scroll-margin-top:96px; }
.section{ padding:clamp(64px,10vw,140px) 0; position:relative; }
.section--tight{ padding:clamp(40px,6vw,88px) 0; }
.section--light{ background:var(--off-white); }
.section--teal{ background:var(--teal-light); }
.section--dark{ background:var(--dark); color:var(--on-dark); }
.section--navy{ background:var(--navy); color:var(--on-dark); }

.hide-mobile{ display:none; }
.visually-hidden{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; }
@media (min-width:900px){ .hide-mobile{ display:initial; } .hide-desktop{ display:none; } }

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline:2px solid var(--teal); outline-offset:3px; border-radius:4px;
}

/* ---------- Type helpers ---------- */
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-size:.8rem; font-weight:500; letter-spacing:.02em;
  color:var(--teal-dark);
}
.on-dark .eyebrow{ color:var(--teal-bright); }
.eyebrow::before{ content:''; width:22px; height:1px; background:currentColor; opacity:.7; }

.kicker-num{ font-size:.8rem; font-weight:500; color:var(--ink-faint); }
.on-dark .kicker-num{ color:var(--on-dark-faint); }

.display{ font-size:var(--fs-hero); font-weight:700; letter-spacing:-.02em; }
.h1{ font-size:var(--fs-h1); font-weight:650; }
.h2{ font-size:var(--fs-h2); font-weight:600; }
.h3{ font-size:var(--fs-h3); font-weight:600; }
.lead{ font-size:var(--fs-lead); color:var(--ink-soft); font-weight:400; line-height:1.55; }
.on-dark .lead{ color:var(--on-dark-soft); }
.measure{ max-width:62ch; }
.measure-s{ max-width:44ch; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding:15px 26px; border-radius:100px;
  font-size:.95rem; font-weight:500;
  transition:transform var(--dur-s) var(--ease), background var(--dur-s) var(--ease), color var(--dur-s) var(--ease), box-shadow var(--dur-s) var(--ease);
  white-space:nowrap;
}
.btn-primary{ background:var(--teal-solid); color:#fff; }
.btn-primary:hover{ background:var(--teal-dark); transform:translateY(-2px); }
.btn-outline{ border:1.5px solid currentColor; color:var(--navy); }
.btn-outline:hover{ background:var(--navy); color:var(--off-white); transform:translateY(-2px); }
.on-dark .btn-outline{ color:var(--on-dark); border-color:var(--line-dark); }
.on-dark .btn-outline:hover{ background:var(--on-dark); color:var(--navy); }
.btn-ghost{ color:var(--teal-dark); font-weight:500; padding:0; gap:8px; }
.on-dark .btn-ghost{ color:var(--teal-bright); }
.btn-ghost .arrow{ transition:transform var(--dur-s) var(--ease); }
.btn-ghost:hover .arrow{ transform:translateX(5px); }
.btn-icon{ width:20px; height:20px; flex:none; }

/* ---------- Header ---------- */
/* Centered logo + menu button. The header itself is transparent so the
   first section's background shows through and the two read as one block. */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:150;
  padding:18px 0;
  transition:padding var(--dur-m) var(--ease);
}
.site-header .container{
  display:grid; grid-template-columns:1fr auto 1fr; align-items:center; gap:16px;
}
.site-header::before{
  content:''; position:absolute; inset:0; z-index:-1;
  background:var(--off-white);
  opacity:0; transition:opacity var(--dur-m) var(--ease);
  border-bottom:1px solid var(--line);
  box-shadow:0 8px 30px rgba(16,44,59,.06);
}
/* Once scrolled past the first section, the bar becomes solid & light so the
   logo and menu button stay legible over any content beneath. */
.site-header.is-scrolled{ padding:11px 0; }
.site-header.is-scrolled::before{ opacity:.97; }

.header-side{ display:flex; align-items:center; min-width:0; }
.header-side--end{ justify-content:flex-end; }

.brand{ display:flex; align-items:center; justify-self:center; position:relative; }
.brand-logo{ display:block; height:38px; width:auto; transition:opacity var(--dur-m) var(--ease); }
/* Two logo variants; only one is visible at a time. */
.brand-logo--on-light{ position:absolute; inset:0; margin:auto; opacity:0; }
body[data-header-theme="light"] .brand-logo--on-dark{ opacity:0; }
body[data-header-theme="light"] .brand-logo--on-light{ opacity:1; }
/* Scrolled state is always light, whatever the page theme. */
.site-header.is-scrolled .brand-logo--on-dark{ opacity:0; }
.site-header.is-scrolled .brand-logo--on-light{ opacity:1; }

/* Menu button */
.menu-toggle{
  display:flex; flex-direction:column; justify-content:center; gap:6px;
  width:46px; height:46px; border-radius:50%;
  transition:background var(--dur-s) var(--ease);
}
.menu-toggle:hover{ background:rgba(0,137,125,.1); }
.menu-toggle span{
  display:block; width:24px; height:2px; border-radius:2px; margin:0 auto;
  background:var(--on-dark);
  transition:transform var(--dur-s) var(--ease), background var(--dur-s) var(--ease), width var(--dur-s) var(--ease);
}
.menu-toggle span:last-child{ width:16px; margin-right:11px; margin-left:auto; }
body[data-header-theme="light"] .menu-toggle span{ background:var(--navy); }
.site-header.is-scrolled .menu-toggle span{ background:var(--navy); }
/* Turns into a close (X) while the overlay menu is open. */
.site-header.is-menu-open .menu-toggle span{ background:var(--on-dark); width:24px; margin:0 auto; }
.site-header.is-menu-open .menu-toggle span:first-child{ transform:translateY(4px) rotate(45deg); }
.site-header.is-menu-open .menu-toggle span:last-child{ transform:translateY(-4px) rotate(-45deg); }
.site-header.is-menu-open .brand-logo--on-dark{ opacity:1; }
.site-header.is-menu-open .brand-logo--on-light{ opacity:0; }
.site-header.is-menu-open::before{ opacity:0; }

/* ---------- Overlay menu (used at every screen size) ---------- */
.site-menu{
  position:fixed; inset:0; z-index:140;
  background:var(--navy); color:var(--on-dark);
  padding:104px var(--pad) 32px;
  overflow-y:auto;
  display:flex; flex-direction:column; justify-content:space-between; gap:40px;
  opacity:0; visibility:hidden; transform:translateY(-14px);
  transition:opacity var(--dur-m) var(--ease), transform var(--dur-m) var(--ease), visibility 0s linear var(--dur-m);
}
.site-menu.is-open{ opacity:1; visibility:visible; transform:none; transition-delay:0s; }
@media (prefers-reduced-motion: reduce){ .site-menu{ transition:opacity .01s linear, visibility .01s linear; transform:none; } }

.site-menu-inner{
  max-width:var(--container); width:100%; margin:0 auto;
  display:grid; grid-template-columns:1fr; gap:36px;
}
@media (min-width:860px){ .site-menu-inner{ grid-template-columns:1fr 1.15fr; gap:72px; } }

.menu-label{
  font-size:.72rem; letter-spacing:.12em; text-transform:uppercase;
  color:var(--on-dark-faint); margin-bottom:18px;
}
.menu-nav-link{
  display:block; padding:9px 0;
  font-size:clamp(1.9rem, 5.2vw, 3.1rem); font-weight:600; letter-spacing:-.02em;
  color:var(--on-dark); line-height:1.1;
  transition:color var(--dur-s) var(--ease), transform var(--dur-s) var(--ease);
}
.menu-nav-link:hover{ color:var(--teal-bright); transform:translateX(8px); }
.menu-nav-link.is-current{ color:var(--teal-bright); }

.menu-services{ border-top:1px solid var(--line-dark); }
.menu-service{
  display:grid; grid-template-columns:34px 1fr; gap:4px 14px;
  padding:15px 8px 15px 0; border-bottom:1px solid var(--line-dark);
  transition:padding var(--dur-s) var(--ease), background var(--dur-s) var(--ease);
}
.menu-service:hover{ padding-left:12px; background:rgba(247,249,250,.05); }
.menu-service-num{ font-size:.8rem; color:var(--on-dark-faint); padding-top:4px; }
.menu-service-name{ font-size:1.02rem; font-weight:500; color:var(--on-dark); }
.menu-service-desc{ grid-column:2; font-size:.84rem; color:var(--on-dark-faint); }

.site-menu-foot{
  max-width:var(--container); width:100%; margin:0 auto;
  padding-top:28px; border-top:1px solid var(--line-dark);
  display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:20px;
}
.site-menu-contact{ display:flex; flex-wrap:wrap; gap:8px 26px; font-size:.92rem; }
.site-menu-contact a{ color:var(--on-dark-soft); }
.site-menu-contact a:hover{ color:var(--teal-bright); }

@media (max-width:420px){
  .site-menu{ padding:92px 20px 26px; }
  .menu-nav-link{ padding:7px 0; }
  .site-menu-foot{ flex-direction:column; align-items:flex-start; }
}

/* ---------- Hero ---------- */
.hero{
  position:relative; padding:170px 0 90px; background:var(--dark); color:var(--on-dark); overflow:hidden;
}
.hero .container{ position:relative; z-index:2; }
.hero-kicker{ font-size:.95rem; color:var(--teal-bright); font-weight:500; margin-bottom:22px; }
.hero-headline{ font-size:clamp(2.3rem, 5vw, 4.5rem); font-weight:700; letter-spacing:-.025em; max-width:19ch; color:var(--on-dark); }
.hero-sub{ margin-top:28px; max-width:46ch; font-size:var(--fs-lead); color:var(--on-dark-soft); }
.hero-actions{ margin-top:40px; display:flex; flex-wrap:wrap; gap:16px; align-items:center; }
.hero-tags{ margin-top:64px; display:flex; align-items:center; gap:12px; font-size:.85rem; color:var(--on-dark-faint); flex-wrap:wrap; }
.hero-tags .dot{ width:4px; height:4px; border-radius:50%; background:currentColor; }
.hero-field{ position:absolute; inset:0; z-index:1; opacity:.9; }

/* ---------- Marquee ---------- */
.marquee{ overflow:hidden; border-top:1px solid var(--line-dark); border-bottom:1px solid var(--line-dark); padding:18px 0; background:var(--dark); }
.marquee-track{ display:flex; width:max-content; gap:48px; animation:marquee 28s linear infinite; }
@media (prefers-reduced-motion: reduce){ .marquee-track{ animation:none; } }
.marquee-track span{ font-size:1rem; color:var(--on-dark-faint); white-space:nowrap; display:flex; align-items:center; gap:48px; }
.marquee-track b{ color:var(--on-dark-soft); font-weight:500; }
@keyframes marquee{ from{ transform:translateX(0);} to{ transform:translateX(-50%);} }

/* ---------- Statement / editorial ---------- */
.statement{ display:grid; grid-template-columns:1fr; gap:28px; }
.statement-lines{ font-size:var(--fs-h1); font-weight:600; letter-spacing:-.015em; color:var(--navy); max-width:16ch; }
.statement-body{ align-self:end; }
@media (min-width:900px){
  .statement{ grid-template-columns:1.3fr 1fr; align-items:end; gap:var(--gap); }
}

/* ---------- Reveal ----------
   Content is visible by default. The <head> script adds .reveal-on to <html>,
   which arms the animation. If JS is disabled or fails, the class is never
   added and all content stays visible rather than silently disappearing. */
[data-reveal]{ opacity:1; transform:none; }
html.reveal-on [data-reveal]{
  opacity:0; transform:translateY(26px);
  transition:opacity var(--dur-l) var(--ease), transform var(--dur-l) var(--ease);
}
html.reveal-on [data-reveal].is-visible{ opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce){
  html.reveal-on [data-reveal]{ opacity:1; transform:none; transition:none; }
}

/* ---------- Service list (interactive, homepage) ---------- */
.service-explore{ display:grid; grid-template-columns:1fr; gap:36px; }
@media (min-width:960px){ .service-explore{ grid-template-columns:1.05fr .95fr; gap:60px; align-items:start; } }
.service-rows{ border-top:1px solid var(--line); }
.service-row{
  display:flex; align-items:center; gap:24px; padding:24px 6px;
  border-bottom:1px solid var(--line); cursor:pointer;
  transition:padding var(--dur-s) var(--ease);
}
.service-row .row-num{ font-size:1rem; color:var(--ink-faint); width:30px; flex:none; }
.service-row .row-name{ font-size:clamp(1.3rem,2.4vw,1.9rem); font-weight:600; color:var(--navy); flex:1; transition:color var(--dur-s) var(--ease); }
.service-row .row-desc{ font-size:.9rem; color:var(--ink-faint); max-width:26ch; display:none; }
.service-row .row-arrow{ width:22px; height:22px; color:var(--teal); flex:none; opacity:0; transform:translateX(-8px); transition:all var(--dur-s) var(--ease); }
.service-row:hover, .service-row.is-active{ padding-left:16px; }
.service-row:hover .row-name, .service-row.is-active .row-name{ color:var(--teal-dark); }
.service-row:hover .row-arrow, .service-row.is-active .row-arrow{ opacity:1; transform:translateX(0); }
@media (min-width:640px){ .service-row .row-desc{ display:block; } }

.service-visual{ position:sticky; top:110px; border-radius:var(--radius-m); overflow:hidden; aspect-ratio:4/3.4; background:var(--navy); }
.service-visual-panel{ position:absolute; inset:0; opacity:0; transition:opacity var(--dur-m) var(--ease); display:flex; flex-direction:column; justify-content:space-between; padding:32px; }
.service-visual-panel.is-active{ opacity:1; position:relative; }
.service-visual-panel:not(.is-active){ position:absolute; }
.service-visual-tag{ font-size:.8rem; color:var(--on-dark-faint); }
.service-visual-title{ font-size:1.5rem; font-weight:600; color:var(--on-dark); max-width:18ch; }

/* ---------- Showcase / concept projects grid ---------- */
.showcase-grid{ display:grid; grid-template-columns:1fr; gap:var(--gap); }
@media (min-width:760px){ .showcase-grid{ grid-template-columns:repeat(2,1fr); } }
@media (min-width:1180px){ .showcase-grid{ grid-template-columns:repeat(6,1fr); } }
.concept-card{ display:block; border-radius:var(--radius-m); overflow:hidden; background:var(--navy); position:relative; }
.showcase-grid .concept-card:nth-child(6n+1){ grid-column:span 2; grid-row:span 2; }
.showcase-grid .concept-card:not(:nth-child(6n+1)){ grid-column:span 2; }
@media (max-width:1179px){ .showcase-grid .concept-card, .showcase-grid .concept-card:nth-child(6n+1){ grid-column:span 1 !important; grid-row:auto !important; } }
.concept-visual{ position:relative; aspect-ratio:4/5; overflow:hidden; }
.showcase-grid .concept-card:nth-child(6n+1) .concept-visual{ aspect-ratio:16/12; }
.concept-visual svg{ width:100%; height:100%; transition:transform .8s var(--ease); }
.concept-card:hover .concept-visual svg{ transform:scale(1.05); }
.concept-tag{
  position:absolute; top:16px; left:16px; font-size:.7rem; font-weight:500; letter-spacing:.02em;
  background:rgba(16,44,59,.55); backdrop-filter:blur(6px); color:var(--on-dark); padding:7px 12px; border-radius:100px;
}
.concept-meta{ padding:18px 4px 4px; display:flex; align-items:baseline; justify-content:space-between; gap:12px; }
.concept-name{ font-size:1.05rem; font-weight:600; color:var(--navy); }
.concept-cat{ font-size:.8rem; color:var(--ink-faint); flex:none; }

/* ---------- Capabilities ---------- */
.cap-groups{ display:grid; grid-template-columns:1fr; gap:0; border-top:1px solid var(--line-dark); }
@media (min-width:820px){ .cap-groups{ grid-template-columns:repeat(2,1fr); } }
.cap-group{ padding:40px 0; border-bottom:1px solid var(--line-dark); }
@media (min-width:820px){ .cap-group{ padding:44px 48px 44px 0; } .cap-group:nth-child(odd){ border-right:1px solid var(--line-dark); padding-right:48px; } .cap-group:nth-child(even){ padding-left:48px; } }
.cap-group-head{ display:flex; align-items:baseline; justify-content:space-between; margin-bottom:22px; }
.cap-group-title{ font-size:1.15rem; font-weight:600; color:var(--on-dark); }
.cap-group-index{ font-size:.8rem; color:var(--on-dark-faint); }
.cap-tags{ display:flex; flex-wrap:wrap; gap:10px; }
.cap-tag{ font-size:.88rem; color:var(--on-dark-soft); border:1px solid var(--line-dark); padding:9px 16px; border-radius:100px; }

/* ---------- Process ---------- */
.process-list{ border-top:1px solid var(--line); }
.process-step{ display:grid; grid-template-columns:1fr; gap:14px; padding:34px 0; border-bottom:1px solid var(--line); }
@media (min-width:820px){ .process-step{ grid-template-columns:110px 1fr 1.2fr; align-items:center; gap:32px; } }
.process-num{ font-size:var(--fs-num); font-weight:700; color:rgba(0,137,125,.16); line-height:1; }
.process-title{ font-size:1.3rem; font-weight:600; color:var(--navy); }
.process-copy{ color:var(--ink-soft); max-width:46ch; }

/* ---------- Why / split editorial ---------- */
.split{ display:grid; grid-template-columns:1fr; gap:32px; }
@media (min-width:900px){ .split{ grid-template-columns:1fr 1fr; gap:80px; } }
.split-list{ display:flex; flex-direction:column; gap:26px; margin-top:8px; }
.split-list-item{ display:flex; gap:18px; padding-top:22px; border-top:1px solid var(--line); }
.split-list-item .n{ font-size:.85rem; color:var(--ink-faint); width:24px; flex:none; padding-top:3px; }
.split-list-item h4{ font-size:1.05rem; margin-bottom:6px; }
.split-list-item p{ font-size:.92rem; }

/* ---------- Ecosystem ---------- */
.eco-diagram{ display:grid; grid-template-columns:1fr; gap:18px; margin-top:56px; position:relative; }
@media (min-width:820px){ .eco-diagram{ grid-template-columns:1fr auto 1fr; align-items:center; gap:28px; } }
.eco-card{ border:1px solid var(--line); border-radius:var(--radius-m); padding:36px; }
.eco-card-label{ font-size:.78rem; color:var(--ink-faint); margin-bottom:14px; }
.eco-card-title{ font-size:1.5rem; font-weight:600; color:var(--navy); }
.eco-card-copy{ margin-top:14px; font-size:.92rem; color:var(--ink-soft); }
.eco-card.is-accent{ background:var(--teal-dark); border-color:var(--teal-dark); }
.eco-card.is-accent .eco-card-title{ color:#FFFFFF; }
.eco-card.is-accent .eco-card-label{ color:rgba(255,255,255,.8); }
.eco-card.is-accent .eco-card-copy{ color:rgba(255,255,255,.88); }
.eco-link{ display:flex; align-items:center; gap:6px; margin-top:18px; font-size:.88rem; font-weight:500; color:#FFFFFF; }
.eco-link:hover{ text-decoration:underline; }
.eco-connector{ display:flex; align-items:center; justify-content:center; }
.eco-connector svg{ width:64px; height:64px; color:var(--ink-faint); }
@media (max-width:819px){ .eco-connector svg{ width:40px; height:40px; transform:rotate(90deg); } }

/* ---------- CTA band ---------- */
.cta-band{ text-align:left; }
.cta-band-inner{ display:flex; flex-direction:column; gap:32px; }
@media (min-width:820px){ .cta-band-inner{ flex-direction:row; align-items:flex-end; justify-content:space-between; gap:40px; } }
.cta-band h2{ max-width:14ch; }
.cta-band-actions{ display:flex; flex-wrap:wrap; gap:16px; flex:none; }

/* ---------- Footer ---------- */
.site-footer{ background:var(--navy); color:var(--on-dark); padding:76px 0 28px; }
.footer-top{ display:grid; grid-template-columns:1fr; gap:44px; padding-bottom:56px; border-bottom:1px solid var(--line-dark); }
@media (min-width:820px){ .footer-top{ grid-template-columns:1.3fr .8fr .8fr 1fr; gap:32px; } }
.footer-brand .brand{ color:var(--on-dark); margin-bottom:14px; }
.footer-brand p{ max-width:32ch; font-size:.92rem; color:var(--on-dark-soft); }
.footer-col h5{ font-size:.8rem; color:var(--on-dark-faint); margin-bottom:18px; font-weight:500; }
.footer-col a, .footer-col li{ display:block; font-size:.92rem; color:var(--on-dark-soft); padding:6px 0; }
.footer-col a:hover{ color:var(--teal-bright); }
.footer-eco{ border:1px solid var(--line-dark); border-radius:var(--radius-m); padding:22px; }
.footer-eco p{ font-size:.85rem; margin-bottom:10px; color:var(--on-dark-faint); }
.footer-bottom{ display:flex; flex-direction:column; gap:14px; padding-top:28px; font-size:.82rem; color:var(--on-dark-faint); }
@media (min-width:820px){ .footer-bottom{ flex-direction:row; align-items:center; justify-content:space-between; } }
.footer-legal{ display:flex; gap:20px; }
.footer-legal a:hover{ color:var(--teal-bright); }
.footer-social{ display:flex; gap:14px; }
.footer-social a{ width:34px; height:34px; border:1px solid var(--line-dark); border-radius:50%; display:flex; align-items:center; justify-content:center; }
.footer-social svg{ width:15px; height:15px; }

/* ---------- Work / filter grid ---------- */
.filter-bar{ display:flex; flex-wrap:wrap; gap:10px; margin-bottom:48px; }
.filter-btn{ padding:10px 20px; border-radius:100px; border:1px solid var(--line); font-size:.88rem; color:var(--ink-soft); transition:all var(--dur-s) var(--ease); }
.filter-btn:hover{ border-color:var(--teal); color:var(--teal-dark); }
.filter-btn.is-active{ background:var(--navy); border-color:var(--navy); color:var(--off-white); }
.work-grid{ display:grid; grid-template-columns:1fr; gap:var(--gap); }
@media (min-width:700px){ .work-grid{ grid-template-columns:repeat(2,1fr); } }
@media (min-width:1080px){ .work-grid{ grid-template-columns:repeat(3,1fr); } }
.work-card{ display:none; }
.work-card.is-shown{ display:block; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero{ padding:170px 0 70px; }
.page-hero.on-dark{ background:var(--dark); }
.breadcrumb{ display:flex; align-items:center; gap:8px; font-size:.85rem; color:var(--ink-faint); margin-bottom:26px; }
.on-dark .breadcrumb{ color:var(--on-dark-faint); }
.breadcrumb a:hover{ color:var(--teal-dark); }
.breadcrumb svg{ width:12px; height:12px; }

/* ---------- Services overview: pillar list ---------- */
.pillar-list{ border-top:1px solid var(--line); }
.pillar{ display:grid; grid-template-columns:1fr; gap:28px; padding:52px 0; border-bottom:1px solid var(--line); }
@media (min-width:900px){ .pillar{ grid-template-columns:80px 1fr 340px; gap:44px; align-items:center; } }
.pillar-num{ font-size:1rem; color:var(--ink-faint); }
.pillar-content h2{ font-size:clamp(1.55rem,2.8vw,2.15rem); margin-bottom:14px; }
.pillar-content p{ font-size:.98rem; max-width:52ch; }
.pillar-services{ display:flex; flex-wrap:wrap; gap:9px; margin:20px 0 22px; }
.pillar-services span{ font-size:.8rem; color:var(--ink-soft); border:1px solid var(--line); padding:7px 14px; border-radius:100px; }
.pillar-visual{ border-radius:var(--radius-m); overflow:hidden; aspect-ratio:4/3; }
.pillar-visual svg{ width:100%; height:100%; }

/* ---------- Service page building blocks ---------- */
.solve-grid{ display:grid; grid-template-columns:1fr; gap:22px; }
@media (min-width:820px){ .solve-grid{ grid-template-columns:repeat(3,1fr); } }
.solve-card{ padding:30px 26px; border:1px solid var(--line); border-radius:var(--radius-m); background:var(--white); }
.solve-card h4{ font-size:1.05rem; margin-bottom:10px; }
.solve-card p{ font-size:.9rem; }

.capability-list{ display:grid; grid-template-columns:1fr; gap:0; border-top:1px solid var(--line); }
@media (min-width:700px){ .capability-list{ grid-template-columns:repeat(2,1fr); } }
.capability-item{ display:flex; align-items:flex-start; gap:16px; padding:22px 4px; border-bottom:1px solid var(--line); }
@media (min-width:700px){ .capability-item:nth-child(odd){ border-right:1px solid var(--line); padding-right:24px; } .capability-item:nth-child(even){ padding-left:24px; } }
.capability-item svg{ width:20px; height:20px; color:var(--teal); flex:none; margin-top:3px; }
.capability-item h4{ font-size:1rem; margin-bottom:4px; }
.capability-item p{ font-size:.87rem; }

.approach-steps{ display:grid; grid-template-columns:1fr; gap:0; }
@media (min-width:900px){ .approach-steps{ grid-template-columns:repeat(4,1fr); gap:24px; } }
.approach-step{ padding:26px 0; border-top:2px solid var(--line); }
@media (min-width:900px){ .approach-step{ padding:22px 0 0; } }
.approach-step .n{ font-size:.85rem; color:var(--teal-dark); margin-bottom:10px; display:block; }
.approach-step h4{ font-size:1.05rem; margin-bottom:8px; }
.approach-step p{ font-size:.88rem; }

.related-strip{ display:flex; gap:14px; flex-wrap:wrap; }
.related-pill{ padding:12px 20px; border:1px solid var(--line); border-radius:100px; font-size:.88rem; color:var(--ink-soft); }
.on-dark .related-pill{ border-color:var(--line-dark); color:var(--on-dark-soft); }
.related-pill:hover{ border-color:var(--teal); color:var(--teal-dark); }

/* ---------- Trio grid (About: Marketing + Creative + Technology) ---------- */
.trio-grid{ display:grid; grid-template-columns:1fr; gap:0; border-top:1px solid var(--line); }
@media (min-width:820px){ .trio-grid{ grid-template-columns:repeat(3,1fr); } }
.trio-item{ padding:30px 24px 30px 0; border-bottom:1px solid var(--line); }
@media (min-width:820px){ .trio-item{ border-right:1px solid var(--line); padding-right:28px; } .trio-item:last-child{ border-right:0; } }
.trio-item .n{ font-size:.8rem; color:var(--ink-faint); }
.trio-item h4{ font-size:1.2rem; margin:12px 0 10px; }
.trio-item p{ font-size:.92rem; }

/* ---------- About page ---------- */
.value-grid{ display:grid; grid-template-columns:1fr; gap:0; border-top:1px solid var(--line); }
@media (min-width:820px){ .value-grid{ grid-template-columns:repeat(5,1fr); } }
.value-item{ padding:26px 18px 26px 0; border-bottom:1px solid var(--line); }
@media (min-width:820px){ .value-item{ border-right:1px solid var(--line); padding-right:18px; } .value-item:last-child{ border-right:0; } }
.value-item .n{ font-size:.8rem; color:var(--ink-faint); }
.value-item h4{ font-size:1.05rem; margin:10px 0 8px; }
.value-item p{ font-size:.86rem; }

/* ---------- Contact ---------- */
.contact-grid{ display:grid; grid-template-columns:1fr; gap:56px; }
@media (min-width:980px){ .contact-grid{ grid-template-columns:1fr 1.2fr; gap:80px; } }
.contact-info-item{ padding:22px 0; border-top:1px solid var(--line-dark); }
.contact-info-item h5{ font-size:.8rem; color:var(--on-dark-faint); margin-bottom:8px; font-weight:500; }
.contact-info-item a, .contact-info-item p{ font-size:1.15rem; color:var(--on-dark); }

.form-grid{ display:grid; grid-template-columns:1fr; gap:22px; }
@media (min-width:640px){ .form-grid{ grid-template-columns:1fr 1fr; } .form-grid .full{ grid-column:1 / -1; } }
.field{ display:flex; flex-direction:column; gap:8px; }
.field label{ font-size:.85rem; color:var(--on-dark-soft); }
.field label .req{ color:var(--teal-bright); }
.field input, .field textarea, .field select{
  background:transparent; border:0; border-bottom:1.5px solid var(--line-dark);
  padding:12px 2px; font-size:1rem; color:var(--on-dark);
  transition:border-color var(--dur-s) var(--ease);
}
.field select{
  appearance:none; -webkit-appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23F7F9FA' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 2px center; background-size:16px;
  padding-right:26px; cursor:pointer;
}
.field select option{ color:#172333; background:#FFFFFF; }
.field input::placeholder, .field textarea::placeholder{ color:var(--on-dark-faint); }
.field input:focus, .field textarea:focus, .field select:focus{ border-color:var(--teal-bright); outline:none; }
.field textarea{ resize:vertical; min-height:110px; }
.field.has-error input, .field.has-error textarea, .field.has-error select{ border-color:#E8A87C; }
.field-error{ font-size:.78rem; color:#E8A87C; display:none; }
.field.has-error .field-error{ display:block; }
.form-submit{ margin-top:8px; display:flex; align-items:center; gap:18px; flex-wrap:wrap; }
.form-note{ font-size:.8rem; color:var(--on-dark-faint); }

.toast{
  position:fixed; bottom:28px; left:50%; transform:translateX(-50%) translateY(120%);
  background:var(--navy); color:var(--on-dark); padding:18px 26px; border-radius:100px;
  font-size:.92rem; display:flex; align-items:center; gap:12px; z-index:300;
  box-shadow:0 20px 50px rgba(16,44,59,.3); transition:transform var(--dur-m) var(--ease);
  max-width:90vw;
}
.toast.is-shown{ transform:translateX(-50%) translateY(0); }
.toast svg{ width:18px; height:18px; color:var(--teal); flex:none; }

/* ---------- Legal pages ---------- */
.legal-content h2{ font-size:1.3rem; margin:44px 0 14px; }
.legal-content h2:first-child{ margin-top:0; }
.legal-content p, .legal-content li{ color:var(--ink-soft); margin-bottom:14px; font-size:.96rem; }
.legal-content ul{ padding-left:22px; list-style:disc; }
.legal-content strong{ color:var(--navy); }
.legal-updated{ font-size:.85rem; color:var(--ink-faint); margin-bottom:40px; }

/* ---------- Display caps (used sparingly, only for bold display moments) ---------- */
.caps{ text-transform:uppercase; }

/* ---------- Skip link ---------- */
.skip-link{
  position:fixed; top:-60px; left:14px; z-index:500;
  background:var(--navy); color:var(--off-white); padding:12px 20px; border-radius:8px;
  font-size:.9rem; transition:top var(--dur-s) var(--ease);
}
.skip-link:focus{ top:14px; }

/* ---------- Icon defaults ---------- */
.icon-sm{ width:26px; height:26px; stroke:var(--teal); }

/* ---------- Credibility / experience snapshot ---------- */
.credibility-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:0; border-top:1px solid var(--line); border-left:1px solid var(--line); }
@media (min-width:820px){ .credibility-grid{ grid-template-columns:repeat(4,1fr); } }
.credibility-item{ padding:26px 22px; border-right:1px solid var(--line); border-bottom:1px solid var(--line); display:flex; flex-direction:column; gap:10px; }
.credibility-label{ font-size:.75rem; letter-spacing:.04em; color:var(--ink-faint); text-transform:uppercase; }
.credibility-value{ font-size:1rem; font-weight:600; color:var(--navy); line-height:1.35; }

/* ---------- Signature flow ("One idea, many ways") ---------- */
.signature-flow{ display:flex; flex-wrap:wrap; border:1px solid var(--line); border-radius:var(--radius-l); overflow:hidden; }
.flow-step{ flex:1 1 220px; padding:28px 24px; border-right:1px solid var(--line); border-bottom:1px solid var(--line); position:relative; }
.flow-step .kicker-num{ display:block; margin-bottom:16px; }
.flow-icon{ width:24px; height:24px; margin-bottom:14px; }
.flow-label{ display:block; font-weight:600; color:var(--navy); font-size:.98rem; margin-bottom:8px; }
.flow-copy{ font-size:.85rem; color:var(--ink-faint); line-height:1.5; }

/* ---------- Client / brand logo wall ---------- */
.logo-wall{ display:grid; grid-template-columns:repeat(3,1fr); gap:14px; }
@media (min-width:700px){ .logo-wall{ grid-template-columns:repeat(6,1fr); } }
.logo-slot{ aspect-ratio:1; border:1px solid var(--line); border-radius:var(--radius-m); display:flex; align-items:center; justify-content:center; background:var(--off-white); }
.logo-slot svg{ width:34%; height:34%; color:#B9C2C6; }

/* ---------- Star rating (testimonials) ---------- */
.stars{ color:var(--teal-dark); font-size:1.05rem; letter-spacing:3px; margin-bottom:18px; }

/* ---------- Case study page ---------- */
.cs-hero-visual{ border-radius:var(--radius-l); overflow:hidden; aspect-ratio:16/8; margin-top:40px; }
.cs-hero-visual svg{ width:100%; height:100%; display:block; }
.cs-meta-row{ display:flex; flex-wrap:wrap; gap:32px; margin-top:32px; padding-top:28px; border-top:1px solid var(--line); }
.cs-meta-item h5{ font-size:.75rem; letter-spacing:.04em; text-transform:uppercase; color:var(--ink-faint); margin-bottom:6px; }
.cs-meta-item p{ font-size:.95rem; color:var(--navy); font-weight:500; }
.cs-block{ max-width:68ch; }
.cs-block + .cs-block{ margin-top:44px; }
.cs-block h3{ font-size:1.3rem; margin-bottom:14px; }
.cs-block p{ font-size:.98rem; }
.cs-gallery{ display:grid; grid-template-columns:1fr; gap:16px; margin-top:16px; }
@media (min-width:700px){ .cs-gallery{ grid-template-columns:repeat(3,1fr); } }
.cs-gallery > div{ border-radius:var(--radius-m); overflow:hidden; aspect-ratio:3/4; }
.cs-gallery svg{ width:100%; height:100%; }

/* ---------- Trusted-by logo strip (optional, disabled by default — see index.html) ---------- */
.logo-strip{ display:flex; flex-wrap:wrap; align-items:center; gap:48px; }
.logo-strip img{ height:32px; width:auto; object-fit:contain; opacity:.65; filter:grayscale(1); transition:opacity var(--dur-s) var(--ease), filter var(--dur-s) var(--ease); }
.logo-strip img:hover{ opacity:1; filter:grayscale(0); }

/* ---------- Testimonials (optional, disabled by default — see index.html) ---------- */
.testimonial-grid{ display:grid; grid-template-columns:1fr; gap:22px; }
@media (min-width:820px){ .testimonial-grid{ grid-template-columns:repeat(3,1fr); } }
.testimonial-card{ background:var(--white); border-radius:var(--radius-m); padding:32px; border:1px solid var(--line); }
.testimonial-quote{ font-size:1.02rem; color:var(--navy); line-height:1.55; margin-bottom:24px; }
.testimonial-author{ display:flex; flex-direction:column; gap:2px; }
.testimonial-author .name{ font-weight:600; color:var(--navy); font-size:.9rem; }
.testimonial-author .role{ font-size:.8rem; color:var(--ink-faint); }

/* ---------- Misc utility ---------- */
.stack-gap-s > * + *{ margin-top:14px; }
.text-center{ text-align:center; }
.divider{ height:1px; background:var(--line); border:0; }
.on-dark .divider{ background:var(--line-dark); }
.badge-placeholder{ display:inline-block; font-size:.7rem; letter-spacing:.02em; color:var(--ink-faint); border:1px dashed var(--line); padding:6px 12px; border-radius:100px; }

/* =========================================================
   RESPONSIVE REFINEMENTS
   Breakpoints tuned for 1440 / 1200 / 1024 / 768 / 480 / 390 / 360.
   Mobile is deliberately re-laid-out, not just stacked.
   ========================================================= */

/* --- Large desktop: let the layout breathe --- */
@media (min-width:1440px){
  :root{ --container:1360px; }
}

/* --- Small desktop / large tablet --- */
@media (max-width:1200px){
  .service-visual{ top:96px; }
  .flow-step{ flex-basis:200px; }
}

/* --- Tablet --- */
@media (max-width:1024px){
  .hero{ padding:150px 0 76px; }
  .page-hero{ padding:148px 0 60px; }
  .signature-flow{ border-radius:var(--radius-m); }
  .flow-step{ flex-basis:240px; }
  .cs-hero-visual{ aspect-ratio:16/10; }
}

/* --- Portrait tablet / large phone --- */
@media (max-width:768px){
  .hero{ padding:132px 0 64px; }
  .page-hero{ padding:130px 0 52px; }
  .hero-tags{ margin-top:44px; }
  .service-visual{ position:static; aspect-ratio:16/10; }
  .cs-hero-visual{ aspect-ratio:4/3; margin-top:28px; }
  .cs-meta-row{ gap:20px 28px; }
  .cta-band h2{ max-width:100%; }
  .filter-bar{ gap:8px; margin-bottom:32px; }
  .filter-btn{ padding:9px 16px; font-size:.84rem; }
}

/* --- Phone --- */
@media (max-width:560px){
  .hero{ padding:120px 0 56px; }
  .page-hero{ padding:118px 0 44px; }
  .hero-headline{ letter-spacing:-.015em; }
  .hero-actions{ gap:12px; }
  .hero-actions .btn{ flex:1 1 100%; justify-content:center; }
  .cta-band-actions{ width:100%; }
  .cta-band-actions .btn{ flex:1 1 100%; justify-content:center; }
  /* Interactive service list becomes a simple tappable list */
  .service-row{ flex-wrap:wrap; gap:8px 16px; padding:18px 4px; }
  .service-row .row-name{ font-size:1.15rem; flex:1 1 auto; }
  .service-row .row-desc{ display:block; flex:1 1 100%; max-width:100%; font-size:.84rem; padding-left:46px; }
  .service-row .row-arrow{ opacity:1; transform:none; }
  .service-row:hover, .service-row.is-active{ padding-left:4px; }
  .signature-flow{ border:0; border-radius:0; }
  .flow-step{ flex:1 1 100%; border:0; border-top:1px solid var(--line); padding:22px 0; }
  .process-step{ padding:26px 0; gap:10px; }
  .process-num{ font-size:2.4rem; }
  .split-list{ gap:20px; }
  .solve-card{ padding:24px 20px; }
  .testimonial-card{ padding:26px 22px; }
  .eco-card{ padding:28px 24px; }
  .cs-block + .cs-block{ margin-top:34px; }
  .cs-gallery > div{ aspect-ratio:16/10; }
  .concept-card:hover .concept-visual svg{ transform:none; }
}

/* --- Small phone (390px and below) --- */
@media (max-width:400px){
  :root{ --pad:18px; }
  .brand-logo{ height:30px; }
  .menu-toggle{ width:42px; height:42px; }
  .btn{ padding:13px 20px; font-size:.9rem; }
  .credibility-item{ padding:20px 16px; }
  .logo-wall{ gap:10px; }
  .cs-meta-row{ flex-direction:column; gap:16px; }
  .related-strip{ gap:10px; }
  .related-pill{ padding:10px 16px; font-size:.82rem; }
}

/* --- Very small phone (360px) --- */
@media (max-width:360px){
  :root{ --pad:16px; }
  .hero-headline{ font-size:2.25rem; }
  .brand-logo{ height:28px; }
  .concept-meta{ flex-direction:column; gap:4px; }
}

/* --- Touch devices: drop hover-only affordances --- */
@media (hover:none){
  .service-row .row-arrow{ opacity:1; transform:none; }
  .menu-service:hover{ padding-left:0; background:none; }
  .menu-nav-link:hover{ transform:none; }
  .btn-primary:hover, .btn-outline:hover{ transform:none; }
}

/* --- Landscape phone: menu must not trap content --- */
@media (max-height:520px){
  .site-menu{ padding-top:86px; justify-content:flex-start; gap:28px; }
  .menu-nav-link{ font-size:1.5rem; padding:5px 0; }
}