/* KK Holding — k119.de — design direction 2a "bright & playful" */

/* ---------- Fonts (self-hosted, latin subset) ---------- */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url('../fonts/space-grotesk-var.woff2') format('woff2');
}
@font-face {
  font-family: 'IBM Plex Sans';
  font-style: normal;
  font-weight: 400 600;
  font-display: swap;
  src: url('../fonts/ibm-plex-sans-var.woff2') format('woff2');
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/ibm-plex-mono-400.woff2') format('woff2');
}
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/ibm-plex-mono-500.woff2') format('woff2');
}

/* ---------- Tokens ---------- */
:root {
  --ink: oklch(18% 0.015 260);
  --ink-border: oklch(20% 0.015 260);
  --ink-soft: oklch(28% 0.015 260);
  --ink-soft-border: oklch(45% 0.015 260);
  --green: oklch(72% 0.19 145);
  --green-text: oklch(76% 0.19 145);
  --violet: oklch(66% 0.21 280);
  --paper: #ffffff;
  --lavender: oklch(98% 0.015 290);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'IBM Plex Sans', sans-serif;
  color: var(--ink);
  background: var(--paper);
}
a { color: inherit; }

.ph {
  background: repeating-linear-gradient(135deg, rgba(0,0,0,.06) 0px, rgba(0,0,0,.06) 10px, rgba(0,0,0,0) 10px, rgba(0,0,0,0) 20px);
  display: flex;
  align-items: center;
  justify-content: center;
  font: 500 12px 'IBM Plex Mono', monospace;
  color: rgba(0,0,0,.4);
}

/* ---------- Nav ---------- */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 26px 64px;
  border-bottom: 2.5px solid var(--ink-border);
  position: relative;
  background: var(--paper);
}
.wordmark {
  font: 600 21px 'Space Grotesk', sans-serif;
  letter-spacing: -0.01em;
  text-decoration: none;
}
.nav-links {
  display: flex;
  gap: 36px;
  font: 500 14px 'IBM Plex Sans', sans-serif;
  opacity: 0.8;
}
.nav-links a { text-decoration: none; }
.nav-links a:hover { text-decoration: underline; text-underline-offset: 4px; }
.btn-nav {
  font: 600 13px 'IBM Plex Sans', sans-serif;
  background: var(--green);
  color: #fff;
  border: 2px solid var(--ink-border);
  padding: 11px 22px;
  border-radius: 100px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  box-shadow: 3px 3px 0 var(--ink-border);
  transition: transform .1s, box-shadow .1s;
}
.btn-nav:hover { transform: translate(3px,3px); box-shadow: 0 0 0 var(--ink-border); }

/* Mobile menu */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: #fff;
  border: 2px solid var(--ink-border);
  border-radius: 100px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2.5px;
  background: var(--ink);
  border-radius: 2px;
}
.nav-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 20;
  flex-direction: column;
  background: var(--paper);
  border-bottom: 2.5px solid var(--ink-border);
}
.nav-menu a {
  font: 500 16px 'IBM Plex Sans', sans-serif;
  text-decoration: none;
  padding: 18px 24px;
  border-top: 1px solid oklch(90% 0.01 260);
}
.nav-menu.open { display: flex; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 80px 64px 100px;
  overflow: hidden;
  background: var(--lavender);
  border-bottom: 2.5px solid var(--ink-border);
}
.hero-blob-1 {
  position: absolute;
  top: -60px; right: -40px;
  width: 260px; height: 260px;
  border-radius: 50%;
  background: var(--violet);
  opacity: .9;
}
.hero-blob-2 {
  position: absolute;
  bottom: -50px; right: 220px;
  width: 130px; height: 130px;
  border-radius: 32px;
  background: var(--green);
  transform: rotate(18deg);
}
.hero-content { position: relative; max-width: 760px; }
.tag {
  display: inline-block;
  font: 600 12px 'IBM Plex Mono', monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  border: 2px solid var(--ink-border);
  padding: 8px 18px;
  border-radius: 100px;
  margin-bottom: 28px;
}
.tag-hero { background: var(--green); transform: rotate(-3deg); box-shadow: 3px 3px 0 var(--ink-border); }
.tag-violet { background: var(--violet); transform: rotate(-2deg); }
.tag-cfo { background: var(--green); border-color: #fff; transform: rotate(2deg); }
.h1 {
  font: 600 clamp(42px, 5.2vw, 70px)/1.05 'Space Grotesk', sans-serif;
  letter-spacing: -0.02em;
  margin: 0;
}
.lede {
  font: 400 19px/1.6 'IBM Plex Sans', sans-serif;
  opacity: .75;
  max-width: 600px;
  margin-top: 26px;
}
.cta-row { display: flex; gap: 18px; margin-top: 40px; flex-wrap: wrap; }
.btn-primary,
.btn-secondary {
  font: 600 15px 'IBM Plex Sans', sans-serif;
  padding: 16px 30px;
  border-radius: 100px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  transition: transform .1s, box-shadow .1s;
}
.btn-primary {
  background: var(--ink);
  color: #fff;
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--violet);
}
.btn-primary:hover { transform: translate(4px,4px); box-shadow: 0 0 0 var(--violet); }
.btn-secondary {
  background: #fff;
  color: var(--ink);
  border: 2px solid var(--ink);
  box-shadow: 4px 4px 0 var(--green);
}
.btn-secondary:hover { transform: translate(4px,4px); box-shadow: 0 0 0 var(--green); }

/* ---------- Sections ---------- */
section { padding: 90px 64px; }
.section-title {
  font: 600 34px 'Space Grotesk', sans-serif;
  letter-spacing: -0.01em;
  max-width: 700px;
  margin: 0;
}

/* Portfolio */
.card-kind {
  font: 600 11px 'IBM Plex Mono', monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--violet);
  margin-bottom: 16px;
}
.card-future .card-kind { color: rgba(255,255,255,.75); }
.card-kind-partner { color: var(--green); }
.portfolio-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 28px;
  margin-top: 48px;
}
.card-main { grid-row: 1 / 3; }
.card-partner { box-shadow: 6px 6px 0 var(--green); }
.card-partner:hover { transform: translate(-3px,-3px); box-shadow: 9px 9px 0 var(--green); }
.card {
  background: #fff;
  padding: 40px;
  border-radius: 20px;
  border: 2.5px solid var(--ink);
  box-shadow: 6px 6px 0 var(--violet);
  transition: transform .12s, box-shadow .12s;
}
.card:hover { transform: translate(-3px,-3px); box-shadow: 9px 9px 0 var(--violet); }
.card-img { height: 180px; margin-bottom: 26px; border-radius: 14px; }
.card-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--lavender);
}
.card-logo img { height: 100px; width: auto; }
.partner-logo { height: 24px; width: auto; display: block; align-self: center; }
.card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  flex-wrap: wrap;
}
.card-title { font: 600 26px 'Space Grotesk', sans-serif; }
.pill-tag {
  font: 600 11px 'IBM Plex Mono', monospace;
  background: var(--green);
  color: #fff;
  border: 1.5px solid var(--ink);
  padding: 5px 12px;
  border-radius: 100px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.card-desc {
  font: 400 16px/1.6 'IBM Plex Sans', sans-serif;
  opacity: .7;
  margin: 12px 0 0;
  max-width: 520px;
}
.card-future {
  grid-column: 1 / -1;
  background: var(--violet);
  padding: 24px 40px;
  border-radius: 20px;
  border: 2.5px solid var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 24px;
  color: #fff;
}
.card-future .card-kind { margin-bottom: 8px; }
.card-future h3 { font: 600 20px 'Space Grotesk', sans-serif; margin: 0; }
.card-future p { font: 500 14px 'IBM Plex Mono', monospace; opacity: .85; margin: 0; }

/* CFO Advisory */
.cfo {
  background: var(--ink);
  color: #fff;
  border-top: 2.5px solid var(--ink);
  border-bottom: 2.5px solid var(--ink);
}
.cfo p.lede2 {
  font: 400 17px/1.6 'IBM Plex Sans', sans-serif;
  opacity: .78;
  max-width: 680px;
  margin: 20px 0 0;
}
.cfo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 48px;
}
.cfo-card {
  background: var(--ink-soft);
  padding: 24px 20px;
  border-radius: 16px;
  border: 2px solid var(--ink-soft-border);
}
.cfo-num { font: 600 13px 'IBM Plex Mono', monospace; color: var(--green-text); margin-bottom: 10px; }
.cfo-label { font: 500 16px 'IBM Plex Sans', sans-serif; }
.cfo-desc { font: 400 14px/1.6 'IBM Plex Sans', sans-serif; opacity: .7; margin: 10px 0 0; }

/* Contact */
.contact {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 32px;
  background: var(--lavender);
}
.contact h2 {
  font: 600 34px 'Space Grotesk', sans-serif;
  letter-spacing: -0.01em;
  max-width: 560px;
  margin: 12px 0 0;
}
.contact-sub {
  font: 400 17px/1.6 'IBM Plex Sans', sans-serif;
  opacity: .75;
  max-width: 520px;
  margin: 14px 0 0;
}
.btn-contact {
  font: 600 15px 'IBM Plex Sans', sans-serif;
  background: var(--green);
  color: #fff;
  border: 2px solid var(--ink);
  padding: 16px 32px;
  border-radius: 100px;
  text-decoration: none;
  display: inline-block;
  box-shadow: 4px 4px 0 var(--ink);
  transition: transform .1s, box-shadow .1s;
}
.btn-contact:hover { transform: translate(4px,4px); box-shadow: 0 0 0 var(--ink); }

/* Legal pages (Impressum / Datenschutz) */
.legal { max-width: 820px; }
.legal h1 { margin-bottom: 8px; }
.legal h2 {
  font: 600 20px 'Space Grotesk', sans-serif;
  letter-spacing: -0.01em;
  margin: 44px 0 0;
}
.legal p,
.legal ul {
  font: 400 16px/1.7 'IBM Plex Sans', sans-serif;
  opacity: .85;
  margin: 14px 0 0;
}
.legal ul { padding-left: 22px; }
.legal a { text-underline-offset: 3px; }
.fill-in {
  background: oklch(92% 0.12 95);
  font: 500 15px 'IBM Plex Mono', monospace;
  padding: 1px 6px;
  border-radius: 6px;
}
.legal .legal-stand {
  font: 500 13px 'IBM Plex Mono', monospace;
  opacity: .55;
  margin-top: 44px;
}

/* Footer */
footer {
  padding: 32px 64px;
  border-top: 2.5px solid var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font: 400 13px 'IBM Plex Mono', monospace;
  color: var(--ink-soft-border);
}
.footer-links { display: flex; gap: 32px; flex-wrap: wrap; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { text-decoration: underline; text-underline-offset: 4px; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .nav { padding: 22px 32px; }
  .hero { padding: 64px 32px 84px; }
  section { padding: 72px 32px; }
  footer { padding: 28px 32px; }
  .cfo-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .card-main { grid-row: auto; }
  .card-future { flex-direction: column; align-items: flex-start; padding: 28px; }
  .hero-blob-1 { width: 180px; height: 180px; top: -50px; right: -50px; }
  .hero-blob-2 { width: 90px; height: 90px; right: 60px; bottom: -30px; }
  .contact { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 560px) {
  .nav { padding: 18px 20px; }
  .hero { padding: 56px 20px 72px; }
  section { padding: 56px 20px; }
  footer { padding: 24px 20px; flex-direction: column; align-items: flex-start; }
  .btn-nav { padding: 10px 16px; }
  .h1 { font-size: 38px; }
  .lede { font-size: 17px; }
  .section-title { font-size: 28px; }
  .contact h2 { font-size: 28px; }
  .cfo-grid { grid-template-columns: 1fr; }
  .card, .card-future { padding: 28px; }
}