/* CleanProof Website – clean-proof.de */
@font-face { font-family: 'Jakarta'; font-weight: 600; font-display: swap; src: url('fonts/plus-jakarta-sans-latin-600-normal.woff2') format('woff2'); }
@font-face { font-family: 'Jakarta'; font-weight: 700; font-display: swap; src: url('fonts/plus-jakarta-sans-latin-700-normal.woff2') format('woff2'); }
@font-face { font-family: 'Jakarta'; font-weight: 800; font-display: swap; src: url('fonts/plus-jakarta-sans-latin-800-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-weight: 400; font-display: swap; src: url('fonts/inter-latin-400-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-weight: 500; font-display: swap; src: url('fonts/inter-latin-500-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-weight: 600; font-display: swap; src: url('fonts/inter-latin-600-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-weight: 700; font-display: swap; src: url('fonts/inter-latin-700-normal.woff2') format('woff2'); }

:root {
  --teal: #0f766e;
  --teal-dark: #0a4f49;
  --teal-deep: #073b37;
  --mint: #5eead4;
  --mint-soft: #ccfbf1;
  --ink: #13202b;
  --ink-2: #475569;
  --ink-3: #64748b;
  --line: #e2e8ec;
  --bg: #ffffff;
  --bg-soft: #f3f7f7;
  --radius: 20px;
  --max: 1160px;
  --shadow: 0 10px 30px rgba(7, 59, 55, 0.08);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: 'Inter', system-ui, sans-serif; color: var(--ink); background: var(--bg); line-height: 1.6; font-size: 17px; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal); }
h1, h2, h3, h4 { font-family: 'Jakarta', 'Inter', sans-serif; line-height: 1.15; letter-spacing: -0.02em; }
:focus-visible { outline: 3px solid var(--mint); outline-offset: 2px; border-radius: 6px; }
.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -999px; top: 8px; background: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; font-family: 'Jakarta', sans-serif; font-weight: 700; font-size: 16px; text-decoration: none; padding: 14px 24px; border-radius: 999px; border: 2px solid transparent; transition: transform .15s ease, background .15s ease, box-shadow .15s ease; white-space: nowrap; }
.btn:hover { transform: translateY(-1px); }
.btn svg { width: 20px; height: 20px; flex: none; }
.btn-mint { background: var(--mint); color: var(--teal-deep); box-shadow: 0 8px 24px rgba(94, 234, 212, 0.35); }
.btn-mint:hover { background: #7af0de; }
.btn-teal { background: var(--teal); color: #fff; }
.btn-teal:hover { background: var(--teal-dark); }
.btn-ghost { border-color: rgba(255, 255, 255, 0.35); color: #fff; }
.btn-ghost:hover { background: rgba(255, 255, 255, 0.08); }
.btn-outline { border-color: var(--line); color: var(--ink); background: #fff; }
.btn-outline:hover { border-color: var(--teal); color: var(--teal); }
.btn-sm { padding: 10px 18px; font-size: 15px; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, 0.92); backdrop-filter: saturate(1.4) blur(10px); -webkit-backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 20px; }
.logo { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.logo-mark { width: 40px; height: 40px; border-radius: 11px; background: var(--teal); display: flex; align-items: center; justify-content: center; flex: none; }
.logo-mark svg { width: 28px; height: 28px; }
.logo-word { font-family: 'Jakarta', sans-serif; font-weight: 800; font-size: 23px; letter-spacing: -0.02em; }
.logo-word span { color: var(--teal); }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { text-decoration: none; color: var(--ink-2); font-weight: 500; font-size: 15.5px; }
.nav a:hover { color: var(--teal); }
.header-actions { display: flex; gap: 10px; align-items: center; }
.login-link { text-decoration: none; color: var(--ink); font-weight: 600; font-size: 15.5px; padding: 10px 12px; }
.login-link:hover { color: var(--teal); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; color: #fff; padding: 84px 0 0;
  background:
    radial-gradient(700px 600px at 85% 10%, rgba(94, 234, 212, 0.20), transparent 70%),
    radial-gradient(800px 700px at 0% 100%, rgba(94, 234, 212, 0.14), transparent 70%),
    linear-gradient(160deg, #0b5a53 0%, var(--teal-dark) 45%, var(--teal-deep) 100%); }
.hero .ring { position: absolute; border-radius: 50%; border: 2px solid rgba(94, 234, 212, 0.14); pointer-events: none; }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: end; }
.hero-copy { padding-bottom: 96px; }
.kicker { display: inline-block; font-size: 13.5px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--mint); margin-bottom: 18px; }
.hero h1 { font-size: clamp(40px, 6vw, 68px); font-weight: 800; letter-spacing: -0.035em; line-height: 1.02; margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--mint); }
.hero .lead { font-size: clamp(18px, 2vw, 20.5px); color: rgba(255, 255, 255, 0.86); max-width: 560px; margin-bottom: 32px; }
.hero .lead strong { color: #fff; font-weight: 600; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 34px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px 24px; list-style: none; color: rgba(255, 255, 255, 0.85); font-size: 15px; }
.hero-points li { display: flex; align-items: center; gap: 8px; }
.hero-points svg { width: 18px; height: 18px; color: var(--mint); flex: none; }
.hero-visual { position: relative; height: 560px; }
.phone { position: absolute; background: #0d1114; border-radius: 40px; padding: 9px; box-shadow: 0 40px 80px rgba(0, 0, 0, 0.45), 0 0 0 2px rgba(255, 255, 255, 0.10) inset; }
.phone::before { content: ''; position: absolute; top: 17px; left: 50%; transform: translateX(-50%); width: 74px; height: 18px; border-radius: 12px; background: #0d1114; z-index: 2; }
.phone .screen { border-radius: 32px; overflow: hidden; background: var(--teal-dark); padding-top: 30px; }
.hero .phone-a { width: 270px; left: 4%; top: 30px; transform: rotate(-6deg); z-index: 2; }
.hero .phone-b { width: 255px; left: 46%; top: 90px; transform: rotate(6deg); z-index: 1; }
.badge { position: absolute; right: 0; top: 0; width: 150px; height: 150px; border-radius: 50%; background: var(--mint); color: var(--teal-deep); z-index: 3; transform: rotate(10deg); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; font-family: 'Jakarta', sans-serif; box-shadow: 0 18px 40px rgba(0, 0, 0, 0.3); text-decoration: none; }
.badge b { font-size: 30px; font-weight: 800; line-height: 1; }
.badge span { font-size: 19px; font-weight: 700; line-height: 1.12; margin-top: 4px; }

/* ---------- Sections ---------- */
section { scroll-margin-top: 80px; }
.section { padding: 100px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { max-width: 720px; margin: 0 auto 56px; text-align: center; }
.section-head .kicker { color: var(--teal); }
.section-head h2 { font-size: clamp(32px, 4.2vw, 48px); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 16px; }
.section-head h2 span { color: var(--teal); }
.section-head p { font-size: 19px; color: var(--ink-2); }

/* Probleme */
.pain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pain { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.pain .emoji-ic { width: 52px; height: 52px; border-radius: 14px; background: #fff1f2; color: #be123c; display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.pain .emoji-ic svg { width: 26px; height: 26px; }
.pain h3 { font-size: 21px; margin-bottom: 8px; }
.pain p { color: var(--ink-2); font-size: 16px; }
.solution { margin-top: 28px; background: linear-gradient(150deg, var(--teal-dark), var(--teal-deep)); color: #fff; border-radius: var(--radius); padding: 30px 34px; display: flex; align-items: center; gap: 22px; }
.solution .ic { width: 56px; height: 56px; border-radius: 16px; background: rgba(94, 234, 212, 0.16); color: var(--mint); display: flex; align-items: center; justify-content: center; flex: none; }
.solution .ic svg { width: 30px; height: 30px; }
.solution p { font-size: 18.5px; color: rgba(255, 255, 255, 0.9); }
.solution strong { color: var(--mint); font-weight: 700; }

/* Schritte */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; counter-reset: step; }
.step { background: #fff; border: 1px solid var(--line); border-radius: 26px; padding: 26px 24px 30px; box-shadow: var(--shadow); }
.step-head { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.step-num { width: 44px; height: 44px; border-radius: 50%; background: var(--teal); color: #fff; display: flex; align-items: center; justify-content: center; font-family: 'Jakarta', sans-serif; font-weight: 800; font-size: 20px; flex: none; }
.step h3 { font-size: 24px; }
.step .shot { border-radius: 22px; overflow: hidden; border: 6px solid #0d1114; background: #0d1114; aspect-ratio: 10 / 11; margin-bottom: 20px; }
.step .shot img { width: 100%; }
.step p { color: var(--ink-2); font-size: 16.5px; }
.step p strong { color: var(--ink); }

/* Funktionen */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; transition: border-color .15s ease, box-shadow .15s ease; }
.feature:hover { border-color: #b7dcd8; box-shadow: var(--shadow); }
.feature .ic { width: 52px; height: 52px; border-radius: 14px; background: var(--mint-soft); color: var(--teal); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.feature .ic svg { width: 26px; height: 26px; }
.feature h3 { font-size: 20px; margin-bottom: 8px; }
.feature p { color: var(--ink-2); font-size: 16px; }

/* Rollen */
.roles-wrap { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; }
.roles { display: grid; gap: 16px; }
.role { display: flex; gap: 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; }
.role .tag { flex: none; width: 48px; height: 48px; border-radius: 14px; display: flex; align-items: center; justify-content: center; color: #fff; font-family: 'Jakarta', sans-serif; font-weight: 800; font-size: 17px; }
.role h3 { font-size: 19px; margin-bottom: 4px; }
.role p { color: var(--ink-2); font-size: 15.5px; }
.roles-visual { position: relative; height: 600px; }
.roles-visual .phone-a { width: 270px; left: 6%; top: 10px; transform: rotate(-4deg); z-index: 2; }
.roles-visual .phone-b { width: 255px; right: 4%; top: 80px; transform: rotate(5deg); z-index: 1; }

/* Galerie */
.gallery { display: flex; gap: 22px; overflow-x: auto; padding: 8px 24px 26px; scroll-snap-type: x mandatory; max-width: var(--max); margin: 0 auto; scrollbar-width: thin; }
.gallery figure { flex: none; width: 230px; scroll-snap-align: start; }
.gallery .shot { border-radius: 28px; overflow: hidden; border: 7px solid #0d1114; background: #0d1114; box-shadow: var(--shadow); }
.gallery figcaption { text-align: center; font-size: 14.5px; font-weight: 600; color: var(--ink-2); margin-top: 12px; }

/* FAQ */
.faq { max-width: 820px; margin: 0 auto; display: grid; gap: 14px; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 0 24px; }
.faq details[open] { border-color: #b7dcd8; }
.faq summary { cursor: pointer; list-style: none; padding: 20px 0; font-family: 'Jakarta', sans-serif; font-weight: 700; font-size: 18px; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 26px; font-weight: 600; color: var(--teal); line-height: 1; flex: none; transition: transform .2s ease; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 0 22px; color: var(--ink-2); font-size: 16.5px; }

/* CTA */
.cta { padding: 0 0 100px; }
.cta-box { position: relative; overflow: hidden; border-radius: 32px; color: #fff; padding: 56px; display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center;
  background: radial-gradient(600px 400px at 90% 0%, rgba(94, 234, 212, 0.22), transparent 70%), linear-gradient(150deg, var(--teal-dark), var(--teal-deep)); }
.cta-box h2 { font-size: clamp(32px, 4vw, 46px); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 14px; }
.cta-box h2 span { color: var(--mint); }
.cta-box .lead { font-size: 18.5px; color: rgba(255, 255, 255, 0.86); margin-bottom: 28px; max-width: 560px; }
.contact-list { list-style: none; display: grid; gap: 12px; margin-bottom: 30px; }
.contact-list a { color: #fff; text-decoration: none; font-weight: 600; font-size: 18px; display: inline-flex; align-items: center; gap: 12px; }
.contact-list a:hover { color: var(--mint); }
.contact-list svg { width: 22px; height: 22px; color: var(--mint); flex: none; }
.qr-card { background: #fff; border-radius: 24px; padding: 18px 18px 14px; width: 230px; text-align: center; color: var(--teal-deep); }
.qr-card img { width: 194px; height: 194px; margin: 0 auto; }
.qr-card p { font-weight: 700; font-size: 14.5px; margin-top: 10px; }

/* Footer */
.site-footer { background: #0b1418; color: rgba(255, 255, 255, 0.7); padding: 56px 0 40px; font-size: 15px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.site-footer .logo { color: #fff; margin-bottom: 14px; }
.site-footer .logo-word span { color: var(--mint); }
.site-footer h4 { color: #fff; font-size: 15px; margin-bottom: 14px; letter-spacing: 0; }
.site-footer ul { list-style: none; display: grid; gap: 8px; }
.site-footer a { color: rgba(255, 255, 255, 0.75); text-decoration: none; }
.site-footer a:hover { color: var(--mint); }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, 0.1); padding-top: 24px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 14px; }

/* Rechtstexte */
.legal { padding: 70px 0 90px; }
.legal .container { max-width: 820px; }
.legal h1 { font-size: clamp(34px, 5vw, 46px); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 10px; }
.legal .stand { color: var(--ink-3); margin-bottom: 40px; }
.legal h2 { font-size: 23px; margin: 40px 0 12px; }
.legal h3 { font-size: 18px; margin: 24px 0 8px; }
.legal p, .legal li { color: var(--ink-2); margin-bottom: 12px; }
.legal ul { padding-left: 22px; margin-bottom: 12px; }
.legal address { font-style: normal; color: var(--ink); margin-bottom: 12px; line-height: 1.7; }
.legal .card { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 16px; padding: 22px 26px; margin-bottom: 16px; }

/* 404 */
.notfound { min-height: 60vh; display: flex; align-items: center; text-align: center; }
.notfound h1 { font-size: 64px; color: var(--teal); }

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .nav { display: none; }
  .hero-grid { grid-template-columns: 1fr; gap: 0; }
  .hero-copy { padding-bottom: 20px; }
  .hero-visual { height: 470px; max-width: 560px; width: 100%; margin: 0 auto; }
  .roles-wrap { grid-template-columns: 1fr; }
  .roles-visual { display: none; }
  .features { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .container { padding: 0 16px; }
  .site-header .container { height: 64px; }
  .logo-word { font-size: 20px; }
  .logo-mark { width: 36px; height: 36px; }
  .header-actions .btn { display: none; }
  .hero { padding-top: 56px; }
  .hero-ctas .btn { flex: 1 1 100%; }
  .hero-visual { height: 400px; }
  .hero .phone-a { width: 200px; left: 2%; top: 30px; }
  .hero .phone-b { width: 190px; left: auto; right: 2%; top: 70px; }
  .badge { width: 112px; height: 112px; right: 34%; top: -6px; }
  .badge b { font-size: 23px; } .badge span { font-size: 14.5px; }
  .phone { border-radius: 30px; padding: 7px; }
  .phone .screen { border-radius: 24px; padding-top: 22px; }
  .phone::before { top: 13px; width: 56px; height: 14px; }
  .section { padding: 72px 0; }
  .section-head { margin-bottom: 40px; }
  .section-head p { font-size: 17px; }
  .pain-grid, .steps, .features { grid-template-columns: 1fr; }
  .solution { flex-direction: column; align-items: flex-start; padding: 26px; }
  .step .shot { aspect-ratio: 10 / 9; }
  .gallery { padding: 8px 16px 22px; }
  .gallery figure { width: 200px; }
  .cta { padding-bottom: 72px; }
  .cta-box { grid-template-columns: 1fr; padding: 36px 24px; gap: 32px; border-radius: 26px; }
  .qr-card { margin: 0 auto; }
  .contact-list a { font-size: 17px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn { transition: none; } }