:root{--dark:#06162A;--teal:#10B981;--graphite:#4B5563;--light:#E5E7EB;--off:#F8FAFC;--soft:#F1F5F9;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--dark);line-height:1.6;background:#fff}a{color:inherit}.container{width:min(var(--max),calc(100% - 40px));margin:0 auto}.narrow{max-width:860px}.prose{max-width:860px}
header{position:sticky;top:0;background:rgba(255,255,255,.97);border-bottom:1px solid #e8edf1;z-index:20;backdrop-filter:blur(10px)}.nav{min-height:76px;display:flex;justify-content:space-between;align-items:center;gap:24px}.logo{display:flex;flex-direction:column;align-items:center;text-decoration:none;line-height:1;flex:0 0 auto}.logo img{width:245px;height:67px;object-fit:cover;object-position:top;display:block}.logo::after{content:"TECHNOLOGY | ENGINEERING | IMPACT";display:block;width:245px;margin-top:1px;text-align:center;white-space:nowrap;font-family:Inter,Arial,Helvetica,sans-serif;font-size:.43rem;font-weight:700;letter-spacing:.015em;line-height:1;color:var(--dark)}html[lang="tr"] .logo::after{content:"TEKNOLOJİ | MÜHENDİSLİK | ETKİ"}html[lang="de"] .logo::after{content:"TECHNOLOGIE | INGENIEURWESEN | WIRKUNG";font-size:.39rem}nav{display:flex;gap:22px;align-items:center;font-weight:650;font-size:.91rem}nav a{text-decoration:none}.nav-cta,.btn{background:var(--dark);color:#fff;padding:12px 16px;border-radius:8px;text-decoration:none;font-weight:800;display:inline-block;border:1px solid var(--dark)}.btn.secondary{background:#fff;color:var(--dark)}
.mobile-menu{display:none;position:relative}.mobile-menu summary{list-style:none;cursor:pointer;background:var(--dark);color:#fff;padding:10px 14px;border-radius:8px;font-weight:800}.mobile-menu summary::-webkit-details-marker{display:none}.mobile-menu-panel{position:absolute;right:0;top:calc(100% + 10px);min-width:230px;background:#fff;border:1px solid #e5e9ee;border-radius:12px;box-shadow:0 18px 48px rgba(6,22,42,.14);padding:8px;display:grid;gap:2px}.mobile-menu-panel a{display:block;text-decoration:none;padding:11px 12px;border-radius:8px;font-weight:700}.mobile-menu-panel a:hover{background:#f8fafc}.mobile-menu-panel .mobile-menu-cta{background:var(--dark);color:#fff;margin-top:4px}.mobile-menu[open] summary{background:#10223b}
.btn.teal{background:var(--teal);border-color:var(--teal);color:#06251e}.text-link,.contact-link{color:#087f5b;font-weight:800;text-decoration:none}.text-link:hover,.contact-link:hover{text-decoration:underline}
.hero{padding:86px 0 70px;background:linear-gradient(180deg,#fff,#f8fafc);border-bottom:1px solid #eef2f5}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}.page-hero{padding:78px 0 54px;background:linear-gradient(180deg,#fff,#f8fafc);border-bottom:1px solid #eef2f5}.legal-hero{padding-bottom:42px}.eyebrow{color:var(--teal);letter-spacing:.16em;text-transform:uppercase;font-weight:800;font-size:.78rem}h1{font-size:clamp(2.8rem,5.6vw,5.4rem);line-height:.98;letter-spacing:-.05em;margin:.22em 0}h1 span{color:var(--teal);display:block}.page-hero h1{font-size:clamp(2.6rem,5vw,4.7rem)}.lead{font-size:1.14rem;color:var(--graphite);max-width:760px}.tag{letter-spacing:.14em;text-transform:uppercase;font-weight:800;color:var(--graphite);font-size:.82rem;margin-top:24px;white-space:nowrap;line-height:1.35}.tag{font-family:Inter,Arial,Helvetica,sans-serif;font-variant-ligatures:none;font-kerning:normal}.hero-logo{background:#fff;border:1px solid #e8edf1;border-radius:20px;box-shadow:0 22px 60px rgba(6,22,42,.10);padding:40px}.hero-logo img{width:100%;display:block}.hero-actions,.section-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
section{padding:76px 0}.soft{background:var(--off)}.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:34px}h2{font-size:clamp(2rem,3.8vw,3.3rem);line-height:1.05;letter-spacing:-.04em;margin:.2em 0 0}.section-head p{max-width:540px;color:var(--graphite);margin:0}.prose h2{font-size:1.6rem;letter-spacing:-.02em;margin:2rem 0 .55rem}.prose p{color:#374151}.legal p,.legal li{font-size:1rem}.legal a{color:#087f5b}
.cards{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:18px}.cards.two{grid-template-columns:1fr 1fr}.cards.single{grid-template-columns:1fr}.card{border:1px solid #e5e9ee;border-radius:16px;padding:28px;min-height:280px;display:flex;flex-direction:column;justify-content:space-between;background:#fff}.card.primary{background:var(--dark);color:#fff;border-color:var(--dark)}.card p{color:var(--graphite)}.card.primary p{color:#cbd5df}.num{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--teal);font-weight:800;letter-spacing:.12em}.link{color:var(--teal);font-weight:800;text-decoration:none}
.dark{background:var(--dark);color:#fff}.dark p{color:#cbd5df}.source{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}.score{background:#fff;color:var(--dark);border-radius:18px;padding:30px;box-shadow:0 20px 60px rgba(0,0,0,.18)}.score p{color:var(--graphite)}.big{font-size:4.3rem;font-weight:900;line-height:1}.finding{border-top:1px solid #e8edf1;padding:13px 0}.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.cap{background:#f8fafc;border-left:3px solid var(--teal);padding:22px;min-height:160px}.cap h4{margin-top:0}.cap p{color:var(--graphite);margin-bottom:0}.cta{background:linear-gradient(135deg,var(--dark),#10223b);color:#fff;border-radius:22px;padding:46px;display:flex;justify-content:space-between;gap:28px;align-items:center}.cta p{color:#d9e1e8}.cta h2{margin-top:.25rem}
footer{background:#060c14;color:#aab4bf;padding:46px 0}.footer-grid{display:grid;grid-template-columns:1.25fr .8fr .8fr .95fr;gap:34px;align-items:start}.footer-grid img{width:230px;height:27px;object-fit:cover;object-position:top;display:block}.footer-grid a,.footer-grid span{display:block;text-decoration:none;color:#aab4bf;margin:5px 0}.footer-grid a:hover{color:#fff}.footer-title{color:#fff;font-weight:800;margin-bottom:8px}.footer-note{grid-column:1/-1;border-top:1px solid #1a2633;padding-top:16px}.small{font-size:.78rem;color:#8994a0;max-width:900px}

.hero-title-lines{font-size:clamp(2.65rem,5.2vw,5.05rem)}
.hero-title-lines .hero-line{display:block;color:var(--teal);white-space:nowrap}
.hero-title-lines .hero-line-dark{color:var(--dark)}
.nowrap-heading{white-space:nowrap;font-size:clamp(1.95rem,3.4vw,3.05rem)}
.balanced-heading{text-wrap:balance;max-width:680px}
@media(max-width:1000px){.desktop-nav{display:none}.mobile-menu{display:block}.hero-grid,.source{grid-template-columns:1fr}.cards{grid-template-columns:1fr}.cap-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}}@media(max-width:650px){.container{width:min(100% - 28px,var(--max))}.logo img{width:170px;height:47px}.logo::after{width:170px;font-size:.33rem;letter-spacing:.01em;margin-top:1px}html[lang="de"] .logo::after{font-size:.295rem}.nav{min-height:68px;gap:12px}.mobile-menu summary{padding:9px 12px}.mobile-menu-panel{min-width:min(250px,calc(100vw - 28px))}.cap-grid,.cards.two,.footer-grid{grid-template-columns:1fr}.cta{display:block;padding:32px}.cta .btn{margin-top:12px}.hero{padding-top:54px}.page-hero{padding-top:50px}h1{font-size:clamp(2.55rem,12vw,4rem)}.page-hero h1{font-size:clamp(2.35rem,10.5vw,3.5rem)}.hero-title-lines{font-size:clamp(2rem,8.55vw,2.5rem);letter-spacing:-.055em}.nowrap-heading{font-size:clamp(1.42rem,6.15vw,1.8rem);white-space:nowrap;letter-spacing:-.045em}.tag{font-size:.68rem;letter-spacing:.09em;white-space:nowrap}.footer-note{grid-column:auto}}
.article-meta{margin-top:18px;color:#64748b;font-size:.88rem}.article{padding-bottom:12px}.article ul{color:#374151}.callout{margin:26px 0;padding:20px 22px;border-left:4px solid var(--teal);background:#f5faf8;color:#243240;border-radius:0 10px 10px 0}.checklist li,.source-list li{margin:8px 0}.source-list a{color:#087f5b}.decision-table{margin:26px 0;border:1px solid #e5e9ee;border-radius:14px;overflow:hidden}.decision-table>div{display:grid;grid-template-columns:.8fr 2fr;gap:18px;padding:14px 18px;border-top:1px solid #e5e9ee}.decision-table>div:first-child{border-top:0;background:#f8fafc}.decision-table span{color:#4b5563}.article-nav{margin-top:34px;padding-top:22px;border-top:1px solid #e5e9ee;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}.article-nav a{color:#087f5b;font-weight:800;text-decoration:none}.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.article-card{background:#fff;border:1px solid #e5e9ee;border-radius:16px;padding:24px}.article-card h3{font-size:1.32rem;line-height:1.18;margin:.55rem 0}.article-card p{color:var(--graphite)}.article-kicker{color:var(--teal);text-transform:uppercase;letter-spacing:.12em;font-weight:800;font-size:.76rem}
@media(max-width:900px){.article-grid{grid-template-columns:1fr}.decision-table>div{grid-template-columns:1fr}}

/* Multilingual v4.3 */
.lang-switcher{display:flex;gap:6px;align-items:center;margin-left:2px}
.lang-switcher a{font-size:.75rem;line-height:1;text-decoration:none;border:1px solid #d7dee5;border-radius:999px;padding:7px 8px;color:#334155;background:#fff;font-weight:800}
.lang-switcher a[aria-current="page"]{background:var(--dark);color:#fff;border-color:var(--dark)}
.mobile-lang-switcher{display:flex;gap:6px;padding:8px 8px 4px;border-top:1px solid #edf1f4;margin-top:4px}
.mobile-lang-switcher a{display:inline-block;padding:8px 10px;border:1px solid #d7dee5;border-radius:8px;text-align:center;min-width:48px}
.mobile-lang-switcher a[aria-current="page"]{background:var(--dark);color:#fff;border-color:var(--dark)}
@media(max-width:1000px){.desktop-lang{display:none}}