/* harst — Case-Study / Projekt-Unterseiten */
@font-face { font-family: "Bricolage Grotesque"; src: url("../fonts/bricolage-grotesque-v9-latin/bricolage-grotesque-v9-latin-regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Bricolage Grotesque"; src: url("../fonts/bricolage-grotesque-v9-latin/bricolage-grotesque-v9-latin-600.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "Bricolage Grotesque"; src: url("../fonts/bricolage-grotesque-v9-latin/bricolage-grotesque-v9-latin-700.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Bricolage Grotesque"; src: url("../fonts/bricolage-grotesque-v9-latin/bricolage-grotesque-v9-latin-800.woff2") format("woff2"); font-weight: 800; font-style: normal; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("../fonts/manrope-v20-latin/manrope-v20-latin-regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("../fonts/manrope-v20-latin/manrope-v20-latin-500.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "Manrope"; src: url("../fonts/manrope-v20-latin/manrope-v20-latin-700.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Space Mono"; src: url("../fonts/space-mono-v17-latin/space-mono-v17-latin-regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Space Mono"; src: url("../fonts/space-mono-v17-latin/space-mono-v17-latin-700.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }

:root {
  --font-display: "Bricolage Grotesque", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, sans-serif;
  --font-mono: "Space Mono", ui-monospace, monospace;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --pad: clamp(20px, 5vw, 72px);
  --paper: #f4efe6;
  --ink:   #15120c;
  --coral: #ff5a3c;
  --blue:  #2f4cff;
  --sun:   #ffc93c;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { font-family: var(--font-body); background: var(--paper); color: var(--ink); -webkit-font-smoothing: antialiased; min-height: 100vh; display: flex; flex-direction: column; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }

/* NAV */
.nav { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 18px var(--pad); border-bottom: 2px solid var(--ink); }
.nav-logo { font-family: var(--font-display); font-weight: 800; font-size: 26px; letter-spacing: -0.05em; }
.nav-logo b { color: var(--coral); }
.nav-right { display: flex; align-items: center; gap: 14px; }
.nav-back { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12px; font-weight: 700; letter-spacing: 0.06em; padding: 9px 16px; border: 2px solid var(--ink); border-radius: 100px; transition: background 0.2s; }
.nav-back:hover { background: var(--sun); }
.nav-back svg { transition: transform 0.2s var(--ease); }
.nav-back:hover svg { transform: translateX(-3px); }
.nav-cta { background: var(--ink); color: var(--paper); border: 2.5px solid var(--ink); box-shadow: 4px 4px 0 var(--coral); border-radius: 12px; padding: 11px 20px; font-weight: 700; font-size: 14px; transition: transform 0.2s var(--ease), box-shadow 0.2s; }
.nav-cta:hover { transform: translate(-2px,-2px); box-shadow: 6px 6px 0 var(--coral); }

main { flex: 1; }

/* HERO */
.case-hero { padding: clamp(48px, 7vw, 88px) var(--pad) clamp(36px, 5vw, 56px); border-bottom: 2px solid var(--ink); }
.case-eyebrow { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; display: inline-flex; align-items: center; gap: 11px; color: var(--coral); margin-bottom: 22px; }
.case-eyebrow::before { content: ""; width: 26px; height: 3px; background: var(--coral); }
.case-title { font-family: var(--font-display); font-weight: 800; font-size: clamp(54px, 11vw, 132px); letter-spacing: -0.05em; line-height: 0.9; }
.case-lead { font-size: clamp(16px, 1.7vw, 20px); line-height: 1.55; color: rgba(21,18,12,0.7); max-width: 56ch; margin-top: 22px; }

/* META BAR */
.case-meta { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 2px solid var(--ink); }
.case-meta-item { padding: 26px var(--pad); border-right: 2px solid rgba(21,18,12,0.12); }
.case-meta-item:last-child { border-right: none; }
.case-meta-label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.45; margin-bottom: 8px; }
.case-meta-val { font-family: var(--font-display); font-weight: 800; font-size: clamp(20px, 2.4vw, 30px); letter-spacing: -0.03em; line-height: 1; }
.case-meta-val.accent { color: var(--coral); }

/* CONTENT */
.case-content { padding: clamp(48px, 7vw, 88px) var(--pad); max-width: 820px; }
.case-block + .case-block { margin-top: clamp(40px, 5vw, 64px); }
.case-block-label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--coral); margin-bottom: 14px; }
.case-h2 { font-family: var(--font-display); font-weight: 800; font-size: clamp(26px, 3.4vw, 40px); letter-spacing: -0.04em; line-height: 1.05; margin-bottom: 16px; }
.case-content p { font-size: clamp(16px, 1.6vw, 18px); line-height: 1.7; color: rgba(21,18,12,0.82); }
.case-content p + p { margin-top: 14px; }
.case-content strong { font-weight: 700; color: var(--ink); }
.case-content ul { margin: 14px 0 0 22px; }
.case-content li { font-size: clamp(16px, 1.6vw, 18px); line-height: 1.7; color: rgba(21,18,12,0.82); margin-bottom: 8px; }

.case-result-card { margin-top: 24px; background: var(--ink); color: var(--paper); border-radius: 20px; padding: clamp(28px, 4vw, 44px); display: flex; flex-wrap: wrap; align-items: baseline; gap: 14px 24px; }
.case-result-val { font-family: var(--font-display); font-weight: 800; font-size: clamp(48px, 7vw, 84px); letter-spacing: -0.05em; line-height: 0.9; color: var(--sun); }
.case-result-label { font-size: clamp(15px, 1.6vw, 18px); color: rgba(244,239,230,0.7); max-width: 32ch; }

/* CTA */
.case-cta { margin: 0 var(--pad) clamp(56px, 7vw, 88px); border: 3px solid var(--ink); border-radius: 24px; box-shadow: 10px 10px 0 var(--ink); padding: clamp(36px, 5vw, 56px); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 24px; }
.case-cta-title { font-family: var(--font-display); font-weight: 800; font-size: clamp(26px, 3.4vw, 42px); letter-spacing: -0.04em; line-height: 1; max-width: 18ch; }
.case-cta-btn { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 16px; padding: 16px 28px; background: var(--coral); color: var(--paper); border: 2.5px solid var(--ink); border-radius: 12px; box-shadow: 5px 5px 0 var(--ink); transition: transform 0.2s var(--ease), box-shadow 0.2s; }
.case-cta-btn:hover { transform: translate(-2px,-2px); box-shadow: 7px 7px 0 var(--ink); }

/* OTHER CASES */
.case-more { padding: 0 var(--pad) clamp(48px, 6vw, 72px); }
.case-more-label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; opacity: 0.45; margin-bottom: 18px; }
.case-more-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.case-more-card { border: 2.5px solid var(--ink); border-radius: 18px; padding: 24px 26px; box-shadow: 6px 6px 0 var(--ink); transition: transform 0.2s var(--ease), box-shadow 0.2s; display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.case-more-card:hover { transform: translate(-3px,-3px); box-shadow: 9px 9px 0 var(--ink); }
.case-more-cat { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--coral); margin-bottom: 6px; }
.case-more-name { font-family: var(--font-display); font-weight: 800; font-size: clamp(20px, 2.2vw, 26px); letter-spacing: -0.03em; }

/* FOOTER */
footer { border-top: 2px solid rgba(21,18,12,0.1); padding: 24px var(--pad); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-family: var(--font-mono); font-size: 10px; color: rgba(21,18,12,0.4); }
footer .footer-legal { display: flex; gap: 16px; }
footer a:hover { color: var(--ink); }

@media (max-width: 760px) {
  .case-meta { grid-template-columns: repeat(2, 1fr); }
  .case-meta-item:nth-child(2) { border-right: none; }
  .case-meta-item:nth-child(1), .case-meta-item:nth-child(2) { border-bottom: 2px solid rgba(21,18,12,0.12); }
  .case-more-grid { grid-template-columns: 1fr; }
  .nav-cta { display: none; }
}