:root {
  --zk-bg:#F8F3EA;
  --zk-paper:#FFFFFF;
  --zk-ink:#1B1712;
  --zk-muted:#70675C;
  --zk-line:#DED0BC;
  --zk-accent:#B4874A;
  --zk-accent-hover:#C49A5C;
  --zk-soft:#EEE4D4;
  --zk-accent-soft:#E8D8BD;
  --zk-dark:#5C5145;
  --zk-header:#4E463C;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--zk-bg);color:var(--zk-ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
p,h1,h2,h3{margin-top:0}
#zirkel-site{width:100%;background:var(--zk-bg);color:var(--zk-ink)}
.zk-container{width:min(1500px,92vw);max-width:1500px;margin:0 auto}

/* Header */
.zk-header{position:sticky;top:0;z-index:50;width:100%;background:rgba(78,70,60,.96);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.12)}
.zk-nav{height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.zk-logo{display:flex;align-items:center;flex-shrink:0}.zk-logo-img{height:50px;width:auto;display:block;filter:brightness(1.05)}
.zk-nav-right{display:flex;align-items:center;justify-content:flex-end;gap:30px}
.zk-nav-links{display:flex;align-items:center;gap:28px;font-size:15px;font-weight:550;color:rgba(255,255,255,.72)}
.zk-nav-links a{position:relative;padding:5px 0;transition:color .18s ease}.zk-nav-links a:hover{color:#fff}.zk-nav-links a:after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;background:var(--zk-accent-hover);transition:width .2s ease}.zk-nav-links a:hover:after{width:100%}
.zk-language-switcher{display:flex;align-items:center;gap:9px;flex-shrink:0;padding-left:20px;border-left:1px solid rgba(255,255,255,.16)}
.zk-language-switcher a{position:relative;padding:5px 0;color:rgba(255,255,255,.52);font-size:12px;font-weight:750;line-height:1;letter-spacing:.08em;text-transform:uppercase;transition:color .18s ease}.zk-language-switcher a:hover,.zk-language-switcher a.is-active{color:#fff}.zk-language-switcher a.is-active:after{content:"";position:absolute;left:0;right:0;bottom:-5px;height:1px;background:var(--zk-accent-hover)}.zk-language-switcher span{display:block;width:1px;height:12px;background:rgba(255,255,255,.18)}
.zk-menu-toggle{display:none;background:transparent;border:0;padding:8px;margin-left:auto;cursor:pointer}.zk-menu-toggle span{display:block;width:22px;height:2px;background:#fff;margin:4px 0;border-radius:2px}
section[id]{scroll-margin-top:100px}

/* Shared type and sections */
.zk-section{padding:84px 0;border-top:1px solid var(--zk-line)}
.zk-hero{padding:96px 0 90px;border-top:0}
.zk-hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(440px,.74fr);gap:64px;align-items:start}.zk-hero-grid>div:first-child{max-width:820px}
.zk-eyebrow{margin-bottom:16px;color:var(--zk-accent);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}
h1{max-width:820px;margin-bottom:24px;font-size:clamp(48px,6.2vw,88px);line-height:.98;letter-spacing:-.06em;font-weight:800;color:var(--zk-ink)}h1 span{display:block;color:var(--zk-accent)}
h2{margin-bottom:18px;font-size:clamp(34px,3.6vw,54px);line-height:1.05;letter-spacing:-.045em;font-weight:760;color:var(--zk-ink)}
h3{margin-bottom:10px;font-size:22px;line-height:1.15;letter-spacing:-.025em;font-weight:720;color:var(--zk-ink)}
.zk-lead{max-width:660px;margin-bottom:32px;color:#322B24;font-size:20px}.zk-muted{color:var(--zk-muted)}
.zk-section-head{max-width:920px;margin-bottom:34px}
.zk-two-col{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start}
.zk-statement{color:#fff;font-size:clamp(30px,3.6vw,48px);line-height:1.08;letter-spacing:-.045em;font-weight:760}

/* Buttons */
.zk-actions{display:flex;flex-wrap:wrap;gap:12px}.zk-btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 22px;border:1px solid var(--zk-ink);border-radius:999px;background:var(--zk-ink);color:#fff;font-size:14px;font-weight:650;line-height:1;transition:transform .18s ease,opacity .18s ease}.zk-btn:hover{transform:translateY(-1px);opacity:.9}.zk-btn-light{background:transparent;color:var(--zk-ink);border-color:var(--zk-line)}.zk-btn-white{background:#fff;color:var(--zk-ink);border-color:#fff}

/* Framework */
.zk-framework{align-self:start;justify-self:start;width:100%;max-width:540px;margin-top:8px;padding:20px 22px;border:1px solid var(--zk-line);border-radius:22px;background:var(--zk-paper);box-shadow:0 24px 70px rgba(20,20,20,.07)}
.zk-framework-top{display:flex;justify-content:space-between;gap:20px;margin-bottom:12px}.zk-framework-top small{color:var(--zk-muted)}.zk-flow{display:grid;gap:5px}.zk-flow-step{display:flex;justify-content:space-between;padding:9px 13px;border:1px solid var(--zk-line);border-radius:14px;background:linear-gradient(135deg,#fff,#F1E8DA);font-size:13px;font-weight:700;line-height:1.22}.zk-flow-step span{color:var(--zk-muted);font-size:11px;font-weight:500}.zk-arrow{color:var(--zk-accent);text-align:center;line-height:1;font-size:12px}

/* Dark band */
.zk-dark,.zk-cta{background:var(--zk-dark);color:#fff}.zk-dark h2,.zk-dark h3,.zk-cta h2{color:#fff}.zk-dark p,.zk-dark .zk-muted{color:#EFE7DC}.zk-dark .zk-two-col{align-items:center}.zk-dark .zk-two-col>div:last-child p{max-width:660px;margin-bottom:16px;font-size:clamp(20px,1.45vw,25px);line-height:1.42;color:#F1EADF}.zk-dark .zk-two-col>div:last-child p:last-child{margin-bottom:0}

/* Cards */
.zk-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.zk-card{min-height:210px;padding:24px;border:1px solid var(--zk-line);border-radius:22px;background:var(--zk-paper);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}.zk-card:hover{transform:translateY(-4px);border-color:#CBB996;box-shadow:0 18px 42px rgba(30,25,18,.08)}.zk-small-card{min-height:170px}.zk-tagline{margin-bottom:10px;color:var(--zk-accent);font-weight:700}.zk-card p{margin-bottom:0;color:var(--zk-muted)}.zk-card-link{display:inline-block;margin-top:16px;color:var(--zk-accent);font-weight:700}.zk-card-link:hover{text-decoration:underline}.zk-case-client{display:inline-block;margin-bottom:10px;color:var(--zk-accent);font-size:11px;font-weight:800;letter-spacing:.12em;line-height:1.35;text-transform:uppercase}#proof .zk-card{min-height:250px}.zk-impact{margin-top:18px;padding-top:15px;border-top:1px solid var(--zk-line);color:#322B24;font-size:14px}.zk-impact b{display:block;margin-bottom:8px;color:var(--zk-muted);font-size:11px;letter-spacing:.12em;text-transform:uppercase}.zk-impact ul{display:grid;gap:4px;padding:0;margin:0;list-style:none}.zk-impact li:before{content:"✓";margin-right:8px;color:var(--zk-accent);font-weight:800}

/* Industries */
.zk-pills{display:flex;flex-wrap:wrap;gap:10px}.zk-pill{padding:12px 18px;border:1px solid var(--zk-line);border-radius:999px;background:var(--zk-paper);color:#3A332A;font-weight:650;transition:border-color .18s ease}.zk-pill:hover{border-color:#CBB996}

/* Approach */
.zk-approach{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}.zk-step{padding:18px;border:1px solid var(--zk-line);border-radius:18px;background:var(--zk-paper)}.zk-num{margin-bottom:22px;color:var(--zk-accent);font-weight:850}.zk-step h3{margin-bottom:6px;font-size:17px}.zk-step p{margin:0;color:var(--zk-muted);font-size:14px}

/* About / team */
.zk-about-intro{display:grid;grid-template-columns:.9fr 1.1fr;gap:46px;margin-bottom:24px;padding:34px;border:1px solid var(--zk-line);border-radius:28px;background:var(--zk-paper)}.zk-about-intro p{color:var(--zk-muted);font-size:17px}.zk-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.zk-chip{padding:7px 10px;border:1px solid var(--zk-line);border-radius:999px;background:var(--zk-soft);font-size:12px}
.zk-team-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.zk-member{position:relative;height:330px;overflow:hidden;border:1px solid var(--zk-line);border-radius:24px;background:var(--zk-paper);box-shadow:0 16px 45px rgba(20,20,20,.05)}.zk-portrait{height:100%;width:100%;overflow:hidden;background:#d8c7a7}.zk-portrait img{display:block;width:100%;height:100%;object-fit:cover;object-position:center top;transition:transform .35s ease,filter .35s ease}.zk-member:hover .zk-portrait img{transform:scale(1.015);filter:brightness(.76)}.zk-member-base{position:absolute;left:0;right:0;bottom:0;padding:20px;background:linear-gradient(transparent,rgba(78,70,60,.78));color:#fff}.zk-member-base h3{margin:0 0 4px;color:#fff}.zk-role{font-size:12px;font-weight:750;letter-spacing:.12em;text-transform:uppercase;opacity:.82}.zk-overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:22px;background:rgba(44,38,31,.86);color:#fff;opacity:0;transform:translateY(10px);transition:.25s ease}.zk-member:hover .zk-overlay{opacity:1;transform:translateY(0)}.zk-overlay h3{color:#fff}.zk-overlay p{color:#F0E7DA;font-size:14px;line-height:1.48}.zk-mini{display:none}

/* CTA / footer */
.zk-cta{padding:88px 0;text-align:center}.zk-cta h2{max-width:850px;margin-left:auto;margin-right:auto}.zk-cta p{max-width:680px;margin:0 auto 28px;color:#EFE7DC;font-size:18px}
.zk-footer{padding:34px 0 20px;border-top:1px solid rgba(255,255,255,.12);background:var(--zk-header);color:rgba(255,255,255,.66);font-size:14px}.zk-footer-row{display:grid;grid-template-columns:auto minmax(420px,1fr) auto;align-items:center;gap:36px}.zk-footer-logo{display:flex;align-items:center}.zk-footer-logo img{display:block;height:42px;width:auto;filter:brightness(1.08)}.zk-footer-info{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;max-width:760px;color:rgba(255,255,255,.58)}.zk-footer-info strong{color:#fff;font-weight:650}.zk-footer-info a{color:rgba(255,255,255,.72)}.zk-footer-info a:hover{color:#fff}.zk-footer-links{display:flex;flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:16px}.zk-footer-links a{color:rgba(255,255,255,.62);font-size:13px}.zk-footer-links a:hover{color:#fff}.zk-footer-bottom{display:flex;justify-content:space-between;gap:16px;margin-top:22px;padding-top:16px;border-top:1px solid rgba(255,255,255,.07);color:rgba(255,255,255,.42);font-size:12px}

/* Legal */
.zk-legal-page{background:var(--zk-bg)}.zk-legal-hero{padding:92px 0 48px;background:radial-gradient(circle at 8% 0%,rgba(164,123,63,.12),transparent 34%),var(--zk-bg)}.zk-legal-hero h1{margin-bottom:18px;font-size:clamp(44px,5.4vw,76px)}.zk-legal-hero .zk-lead{margin-bottom:0;color:var(--zk-muted)}.zk-legal-content-section{padding:0 0 88px}.zk-legal-card{max-width:940px;padding:46px;border:1px solid var(--zk-line);border-radius:28px;background:var(--zk-paper);box-shadow:0 18px 48px rgba(30,25,18,.06)}.zk-legal-card p{margin-bottom:22px;color:var(--zk-muted);font-size:16px;line-height:1.75}.zk-legal-card h2{margin-top:34px;margin-bottom:12px;font-size:24px;line-height:1.2;letter-spacing:-.025em}.zk-legal-card h2:first-of-type{margin-top:0}.zk-legal-card ul{display:grid;gap:8px;margin:0 0 22px;padding-left:20px;color:var(--zk-muted)}.zk-legal-card li{line-height:1.7}.zk-legal-card a{color:var(--zk-accent);font-weight:650}.zk-legal-card a:hover{text-decoration:underline}

/* Product */
.zk-product-page .zk-product-hero{padding:96px 0 92px;border-top:0}.zk-product-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(420px,.72fr);gap:64px;align-items:start}.zk-product-page h1{max-width:920px}.zk-product-page h1 span{margin-top:10px}.zk-product-panel{padding:26px;border:1px solid var(--zk-line);border-radius:28px;background:var(--zk-paper);box-shadow:0 24px 70px rgba(20,20,20,.07)}.zk-product-panel-top{display:flex;justify-content:space-between;gap:20px;margin-bottom:18px}.zk-product-panel-top span{color:var(--zk-accent);font-size:13px;font-weight:850;letter-spacing:.14em;text-transform:uppercase}.zk-product-panel-top small{color:var(--zk-muted)}.zk-product-checks{display:grid;gap:10px}.zk-product-checks div{display:grid;grid-template-columns:42px 1fr;align-items:center;gap:12px;padding:14px 16px;border:1px solid var(--zk-line);border-radius:16px;background:linear-gradient(135deg,#fff,#F1E8DA)}.zk-product-checks b{color:var(--zk-accent);font-size:13px}.zk-product-checks span{color:var(--zk-ink);font-weight:700}.zk-product-video-section{background:var(--zk-soft)}.zk-video-card{position:relative;width:100%;overflow:hidden;border:1px solid var(--zk-line);border-radius:28px;background:#000;box-shadow:0 22px 60px rgba(30,25,18,.08)}.zk-video-card iframe,.zk-video-card video{display:block;width:100%;max-width:100%;aspect-ratio:16/9;height:auto;border:0;background:#000}.zk-video-note{margin:14px 0 0;color:var(--zk-muted);font-size:13px}

@media (max-width:1100px){.zk-approach{grid-template-columns:repeat(3,1fr)}.zk-team-grid{grid-template-columns:repeat(2,1fr)}.zk-nav-links{gap:18px;font-size:14px}.zk-nav-right{gap:20px}.zk-language-switcher{padding-left:16px}}
@media (max-width:960px){.zk-container{width:calc(100% - 48px)}.zk-hero-grid,.zk-two-col,.zk-about-intro,.zk-product-hero-grid{grid-template-columns:1fr}.zk-hero-grid{gap:40px}.zk-framework{max-width:none;margin-top:0}.zk-cards{grid-template-columns:repeat(2,minmax(0,1fr))}.zk-footer-row{grid-template-columns:1fr;gap:18px}.zk-footer-links{justify-content:flex-start}.zk-footer-bottom{flex-direction:column;gap:6px}.zk-menu-toggle{display:block}.zk-nav-right{position:absolute;top:82px;left:0;right:0;display:none;flex-direction:column;align-items:flex-start;gap:18px;padding:20px 24px 24px;background:var(--zk-header);border-top:1px solid rgba(255,255,255,.1)}.zk-header.is-open .zk-nav-right{display:flex}.zk-nav-links{display:flex;flex-direction:column;align-items:flex-start;gap:14px}.zk-language-switcher{padding-left:0;border-left:0}.zk-menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}.zk-menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}.zk-menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}.zk-menu-toggle span{transition:.2s ease}}
@media (max-width:640px){.zk-container{width:calc(100% - 28px)}.zk-nav{height:72px;gap:12px}.zk-logo-img{height:38px;max-width:130px;object-fit:contain}.zk-nav-right{top:72px}.zk-section,.zk-hero{padding:54px 0}.zk-hero{padding-top:52px}.zk-cards,.zk-team-grid,.zk-approach{grid-template-columns:1fr}.zk-actions{flex-direction:column}.zk-btn{width:100%}.zk-about-intro,.zk-framework,.zk-legal-card{padding:22px}.zk-member{height:390px}.zk-footer-logo img{height:38px}.zk-legal-hero{padding:64px 0 36px}.zk-legal-content-section{padding-bottom:64px}.zk-legal-card{border-radius:22px}.zk-legal-card h2{font-size:21px}h1{font-size:clamp(38px,11vw,52px);line-height:1.02;letter-spacing:-.045em}h1 span{margin-top:6px}h2{font-size:clamp(30px,9vw,40px);line-height:1.08;letter-spacing:-.035em}h3{font-size:20px}.zk-lead{font-size:17px;line-height:1.55}.zk-eyebrow{font-size:10px;letter-spacing:.12em}.zk-framework{border-radius:20px}.zk-framework-top{display:grid;gap:4px}.zk-flow-step{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;align-items:center;padding:11px 12px}.zk-flow-step span{text-align:right;white-space:normal}.zk-two-col,.zk-about-intro{gap:26px}.zk-statement{font-size:clamp(28px,8vw,36px)}.zk-dark .zk-two-col>div:last-child p{font-size:18px}.zk-card,#proof .zk-card{min-height:0;padding:20px}.zk-pill,.zk-chip{max-width:100%;white-space:normal}.zk-overlay{padding:20px}.zk-overlay p{font-size:13px;line-height:1.45}.zk-cta{padding:60px 0}.zk-cta p{font-size:17px}.zk-footer{padding:30px 0 18px}.zk-footer-info{display:grid;align-items:start;gap:6px}.zk-product-page .zk-product-hero{padding:64px 0}.zk-product-panel{padding:22px}.zk-product-checks div{grid-template-columns:36px 1fr;padding:12px 14px}}
@media (max-width:390px){.zk-container{width:calc(100% - 22px)}.zk-logo-img{height:34px;max-width:112px}h1{font-size:36px}h2{font-size:29px}.zk-flow-step{grid-template-columns:1fr;gap:2px}.zk-flow-step span{text-align:left}}

/* =======================================================
   Cookie consent
   ======================================================= */
.zk-cookie-banner {
  position: fixed;
  left: 22px;
  right: 22px;
  bottom: 22px;
  z-index: 1000;
  color: #fff;
  background: rgba(78, 70, 60, 0.98);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 20px;
  box-shadow: 0 22px 60px rgba(27,23,18,.22);
}

.zk-cookie-banner-inner {
  width: min(1320px, calc(100% - 36px));
  margin: 0 auto;
  padding: 20px 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 26px;
  align-items: center;
}

.zk-cookie-banner p {
  margin: 0;
  color: rgba(255,255,255,.9);
  font-size: 14px;
  line-height: 1.55;
}

.zk-cookie-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.zk-cookie-actions button,
.zk-cookie-inline-manage {
  appearance: none;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 999px;
  padding: 10px 15px;
  background: transparent;
  color: #fff;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.zk-cookie-actions .zk-cookie-accept {
  background: #fff;
  border-color: #fff;
  color: var(--zk-ink, #1B1712);
}

.zk-cookie-actions button:hover,
.zk-cookie-inline-manage:hover { opacity: .86; }

.zk-cookie-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1100;
}

.zk-cookie-modal.is-open { display: block; }

.zk-cookie-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(27,23,18,.52);
  backdrop-filter: blur(4px);
}

.zk-cookie-dialog {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: min(620px, calc(100% - 32px));
  max-height: calc(100vh - 40px);
  overflow: auto;
  padding: 28px;
  border: 1px solid var(--zk-line, #DED0BC);
  border-radius: 24px;
  background: var(--zk-paper, #fff);
  box-shadow: 0 28px 80px rgba(27,23,18,.25);
}

.zk-cookie-dialog-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.zk-cookie-dialog-head h2 {
  margin: 0 !important;
  font-size: 28px !important;
}

.zk-cookie-close {
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  border: 1px solid var(--zk-line, #DED0BC);
  border-radius: 50%;
  background: transparent;
  color: var(--zk-ink, #1B1712);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}

.zk-cookie-option {
  display: grid;
  grid-template-columns: minmax(0,1fr) auto;
  gap: 20px;
  align-items: center;
  padding: 18px 0;
  border-top: 1px solid var(--zk-line, #DED0BC);
}

.zk-cookie-option strong { display: block; margin-bottom: 4px; }
.zk-cookie-option p { margin: 0; color: var(--zk-muted, #70675C); font-size: 14px; }
.zk-cookie-option input { width: 20px; height: 20px; accent-color: var(--zk-accent, #B4874A); }
.zk-cookie-always { color: var(--zk-muted, #70675C); font-size: 12px; font-weight: 700; }
.zk-cookie-save { margin-top: 12px; }

.zk-consent-placeholder {
  min-height: 360px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 30px;
  text-align: center;
  background: #2c261f;
  color: #fff;
}

.zk-consent-placeholder p {
  max-width: 520px;
  margin: 0;
  color: rgba(255,255,255,.82);
}

@media (max-width: 760px) {
  .zk-cookie-banner { left: 10px; right: 10px; bottom: 10px; }
  .zk-cookie-banner-inner { width: auto; margin: 0; padding: 16px; grid-template-columns: 1fr; gap: 14px; }
  .zk-cookie-actions { justify-content: stretch; }
  .zk-cookie-actions button { flex: 1 1 auto; }
  .zk-cookie-dialog { padding: 22px; }
}