/* CoreStudio – Produktseite (statisch, Quelle: /root/corestudio-platform/product-site, ausgeliefert aus /var/www/test.corestudio-app.com)
   Farben aus dem Logo: „Core“ fast schwarz, „Studio“ Taupe. Schriften selbst gehostet (Jost + Inter, OFL) – keine Abrufe bei Google. */
@font-face { font-family: 'Jost'; src: url(/fonts/jost-latin-wght-normal.woff2) format('woff2'); font-weight: 100 900; font-display: swap; }
@font-face { font-family: 'Inter'; src: url(/fonts/inter-latin-wght-normal.woff2) format('woff2'); font-weight: 100 900; font-display: swap; }

:root {
  --bg: #f8f5f1; --bg-2: #f1ebe4; --card: #fffdfb; --ink: #1c1917; --soft: #6b5f56; --line: #e6ddd3;
  --taupe: #8f7665; --taupe-2: #b39c8a; --taupe-soft: #ece3da; --dark: #1f1a17; --dark-2: #2a231f;
  --radius: 22px; --shadow: 0 1px 2px rgba(28,25,23,.05), 0 24px 48px -24px rgba(28,25,23,.25);
  --head: 'Jost', system-ui, sans-serif; --body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --wrap: 1180px; --gutter: 16px;
}
@media (min-width: 720px) { :root { --gutter: 32px; } }
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 16px/1.65 var(--body); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--head); font-weight: 300; line-height: 1.08; letter-spacing: -.015em; margin: 0 0 .45em; }
h1 em, h2 em { font-style: normal; color: var(--taupe); }
h1 { font-size: clamp(42px, 9vw, 76px); }
h2 { font-size: clamp(32px, 6vw, 52px); }
h3 { font-size: 21px; font-weight: 500; letter-spacing: 0; line-height: 1.25; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.eyebrow { font: 600 12px/1 var(--body); letter-spacing: .2em; text-transform: uppercase; color: var(--taupe); margin: 0 0 18px; display: inline-flex; align-items: center; gap: 10px; }
.eyebrow::before { content: ''; width: 26px; height: 1px; background: currentColor; }
.lead { font-size: clamp(16.5px, 2.2vw, 19px); color: var(--soft); max-width: 600px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 26px; border-radius: 999px; background: var(--ink); color: #fff; border: 1.5px solid var(--ink); font: 500 15.5px/1 var(--body); text-decoration: none; transition: transform .2s, background .2s, box-shadow .2s; white-space: nowrap; }
.btn:hover { transform: translateY(-1px); box-shadow: 0 12px 24px -12px rgba(28,25,23,.5); }
.btn-line { background: transparent; color: var(--ink); border-color: rgba(28,25,23,.25); }
.btn-line:hover { border-color: var(--ink); box-shadow: none; }
.btn-light { background: #fff; color: var(--ink); border-color: #fff; }
.btn-sm { min-height: 40px; padding: 0 18px; font-size: 14px; }

/* Kopfzeile */
.top { position: sticky; top: 0; z-index: 50; background: rgba(248,245,241,.82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); transition: box-shadow .2s; }
.top.scrolled { box-shadow: 0 1px 0 var(--line); }
.top-in { display: flex; align-items: center; gap: 18px; height: 68px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 300 23px/1 var(--head); letter-spacing: .01em; color: var(--taupe); }
.logo b { font-weight: 300; color: var(--ink); }
.logo img { width: auto; height: 30px; }
.nav { display: none; gap: 28px; margin-left: auto; font-size: 15px; }
.nav a { text-decoration: none; color: var(--soft); transition: color .2s; }
.nav a:hover { color: var(--ink); }
.top-in > .btn { margin-left: auto; }
.menu-btn { width: 44px; height: 44px; border: 0; background: none; display: grid; place-content: center; gap: 6px; cursor: pointer; margin-right: -8px; }
.menu-btn span { display: block; width: 22px; height: 1.5px; background: var(--ink); transition: transform .25s; }
.top.open .menu-btn span:first-child { transform: translateY(3.75px) rotate(45deg); }
.top.open .menu-btn span:last-child { transform: translateY(-3.75px) rotate(-45deg); }
.mnav { display: none; flex-direction: column; padding: 8px var(--gutter) 22px; border-top: 1px solid var(--line); }
.top.open .mnav { display: flex; }
.mnav a { padding: 13px 0; border-bottom: 1px solid var(--line); text-decoration: none; font: 300 24px/1.2 var(--head); }
@media (min-width: 980px) {
  .nav { display: flex; }
  .top-in > .btn { margin-left: 8px; }
  .menu-btn, .mnav, .top.open .mnav { display: none; }
}
@media (max-width: 979px) { .top-in > .btn { display: none; } .menu-btn { margin-left: auto; } }

/* Hero */
.hero { padding: 44px 0 30px; overflow: hidden; background: radial-gradient(70% 60% at 85% 20%, var(--taupe-soft), transparent 70%), radial-gradient(50% 50% at 0% 100%, #efe6dc, transparent 70%); }
.hero-grid { display: grid; gap: 44px; align-items: center; }
.hero-copy .lead { margin-bottom: 28px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.cta-row .btn { flex: 1 1 auto; }
.hero-points { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 8px; font-size: 14.5px; color: var(--soft); }
.hero-points li::before { content: '✓'; color: var(--taupe); font-weight: 700; margin-right: 10px; }
.hero-visual { position: relative; padding-bottom: 40px; }
.laptop { border-radius: 14px; overflow: hidden; box-shadow: var(--shadow); border: 8px solid var(--dark); border-bottom-width: 14px; background: var(--dark); }
.laptop img { aspect-ratio: 16 / 10; object-fit: cover; object-position: top; width: 100%; }
.phone { width: 150px; border-radius: 28px; overflow: hidden; border: 6px solid var(--dark); background: var(--dark); box-shadow: var(--shadow); }
.phone img { aspect-ratio: 390 / 844; object-fit: cover; object-position: top; width: 100%; border-radius: 22px; }
.phone-a { position: absolute; right: -6px; bottom: 0; }
@media (min-width: 980px) {
  .hero { padding: 80px 0 70px; }
  .hero-grid { grid-template-columns: 1.02fr 1fr; gap: 56px; }
  .cta-row .btn { flex: 0 0 auto; }
  .hero-visual { padding: 0 0 50px; margin-right: -30px; }
  .phone { width: 190px; }
  .phone-a { right: auto; left: -50px; bottom: 0; }
}

/* Für wen */
.kinds { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 20px 0; }
.kinds .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 24px; justify-content: center; }
.kinds p { margin: 0; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--taupe); }
.kinds ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 22px; justify-content: center; font: 300 20px/1.3 var(--head); }

/* Abschnitte */
.sec { padding: 72px 0; }
.sec-tint { background: var(--bg-2); }
.sec-head { margin-bottom: 40px; }
@media (min-width: 980px) { .sec { padding: 110px 0; } .sec-head { margin-bottom: 56px; } }

/* Funktionen */
.features { display: grid; gap: 14px; grid-template-columns: 1fr; }
.feat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; transition: transform .25s, box-shadow .25s; }
.feat:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.feat p { color: var(--soft); margin: 0; font-size: 15px; }
.feat-ico { width: 44px; height: 44px; border-radius: 14px; display: grid; place-items: center; background: var(--taupe-soft); color: var(--taupe); font-size: 20px; margin-bottom: 18px; }
.feat-big { background: var(--dark); color: #f3ece4; border-color: var(--dark); }
.feat-big p { color: #bdb0a4; }
.feat-big .feat-ico { background: rgba(255,255,255,.08); color: var(--taupe-2); }
@media (min-width: 640px) { .features { grid-template-columns: 1fr 1fr; } }
@media (min-width: 980px) { .features { grid-template-columns: repeat(4, 1fr); } .feat-big { grid-column: span 2; padding: 32px; } .feat-big h3 { font-size: 25px; } }

/* Einblicke */
.show { display: grid; gap: 32px; align-items: center; margin-bottom: 72px; }
.show:last-child { margin-bottom: 0; }
.show-text p { color: var(--soft); }
.ticks { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 9px; font-size: 15px; }
.ticks li { display: flex; gap: 10px; }
.ticks li::before { content: '✓'; color: var(--taupe); font-weight: 700; flex: none; }
.phones { display: flex; gap: 12px; justify-content: center; }
.phones .phone { width: 31%; max-width: 210px; border-width: 5px; border-radius: 24px; }
.phones .phone img { border-radius: 19px; }
.phone-up { transform: translateY(-18px); }
.screen { border-radius: 14px; overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); background: var(--card); }
.screen img { aspect-ratio: 16 / 10; object-fit: cover; object-position: top left; width: 100%; }
@media (min-width: 980px) {
  .show { grid-template-columns: .8fr 1.2fr; gap: 64px; margin-bottom: 110px; }
  .show-rev { grid-template-columns: 1.3fr .7fr; }
  .show-rev .show-text { order: 2; }
}

/* Tarife */
.plans { display: grid; gap: 16px; }
.plan { position: relative; display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; }
.plan h3 { font: 300 30px/1.1 var(--head); margin-bottom: 8px; }
.plan-for { color: var(--soft); font-size: 15px; min-height: 2.6em; }
.plan .ticks { margin: 4px 0 24px; flex: 1; }
.price { font: 400 18px/1.2 var(--head); margin: 0 0 16px; padding-top: 18px; border-top: 1px solid var(--line); }
.amount { margin: 6px 0 18px; padding-bottom: 18px; border-bottom: 1px solid var(--line); display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; }
.amount > span { font: 300 46px/1 var(--head); letter-spacing: -.02em; }
.amount small { font-size: 14px; color: var(--soft); }
.plan-hl .amount { border-color: rgba(255,255,255,.12); }
.plan-hl .amount small { color: #bdb0a4; }
[hidden] { display: none !important; }
.billing { display: inline-flex; gap: 4px; padding: 4px; border-radius: 999px; background: var(--taupe-soft); margin-bottom: 26px; max-width: 100%; }
.billing button { border: 0; background: none; font: 500 14.5px/1 var(--body); color: var(--soft); padding: 11px 16px; border-radius: 999px; cursor: pointer; white-space: nowrap; }
.billing button.on { background: var(--card); color: var(--ink); box-shadow: 0 1px 3px rgba(28,25,23,.12); }
.billing button span { font-size: 12px; color: var(--taupe); margin-left: 4px; }
.plans-note { margin: 20px 0 0; font-size: 13.5px; color: var(--soft); }
.extras { display: grid; gap: 16px; margin-top: 40px; }
.extra { border: 1px dashed var(--taupe-2); border-radius: var(--radius); padding: 26px; background: rgba(255,255,255,.4); }
.extra h3 { margin-bottom: 8px; }
.extra p { color: var(--soft); font-size: 15px; }
.extra-price { font: 300 30px/1 var(--head) !important; color: var(--ink) !important; margin: 14px 0 0; }
.extra-price small { font: 400 14px var(--body); color: var(--soft); }
.loc-table { width: 100%; border-collapse: collapse; font-size: 14.5px; margin: 6px 0 14px; }
.loc-table th { text-align: left; font-weight: 600; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--taupe); padding: 8px 6px 8px 0; border-bottom: 1px solid var(--line); }
.loc-table td { padding: 10px 6px 10px 0; border-bottom: 1px solid var(--line); }
.loc-table td:not(:first-child), .loc-table th:not(:first-child) { text-align: right; white-space: nowrap; }
.loc-example { margin: 0 !important; font-size: 14px !important; }
@media (min-width: 900px) { .extras { grid-template-columns: 1fr 1.6fr; } }
.plan-hl { background: var(--dark); color: #f3ece4; border-color: var(--dark); }
.plan-hl .plan-for { color: #bdb0a4; }
.plan-hl .ticks li::before { color: var(--taupe-2); }
.plan-hl .price { border-color: rgba(255,255,255,.12); }
.plan-hl .btn { background: #fff; color: var(--ink); border-color: #fff; }
.plan-tag { position: absolute; top: 22px; right: 22px; font: 600 11px/1 var(--body); letter-spacing: .12em; text-transform: uppercase; padding: 7px 10px; border-radius: 999px; background: var(--taupe); color: #fff; }
@media (min-width: 900px) { .plans { grid-template-columns: repeat(3, 1fr); } }

/* Ablauf */
.sec-dark { background: var(--dark); color: #f3ece4; }
.sec-dark .eyebrow { color: var(--taupe-2); }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.steps li { border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius); padding: 28px 24px; background: var(--dark-2); }
.steps span { display: block; font: 200 46px/1 var(--head); color: var(--taupe-2); margin-bottom: 16px; }
.steps p { color: #bdb0a4; margin: 0; font-size: 15px; }
@media (min-width: 900px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 18px; } }

/* FAQ */
.faq-grid { display: grid; gap: 10px; }
@media (min-width: 980px) { .faq-grid { grid-template-columns: .8fr 1.2fr; gap: 64px; } }
.faq details { border-bottom: 1px solid var(--line); }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 20px 40px 20px 0; position: relative; font-weight: 500; font-size: 16.5px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font: 300 26px/1 var(--head); color: var(--taupe); transition: transform .25s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { color: var(--soft); padding: 0 0 20px; margin: 0; }

/* Kontakt */
.cta { background: radial-gradient(80% 90% at 50% 0%, var(--dark-2), var(--dark)); color: #f3ece4; padding: 84px 0; text-align: center; }
.cta-in { display: flex; flex-direction: column; align-items: center; }
.cta img { width: auto; height: 60px; margin-bottom: 26px; }
.cta .lead { color: #bdb0a4; margin: 0 auto 30px; }
.cta .btn { max-width: 100%; overflow: hidden; text-overflow: ellipsis; }

/* Fußzeile */
.foot { background: var(--dark); color: #8f8378; border-top: 1px solid rgba(255,255,255,.08); padding: 28px 0 calc(28px + env(safe-area-inset-bottom)); font-size: 14px; }
.foot-in { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.foot .logo { color: var(--taupe-2); font-size: 20px; }
.foot .logo b { color: #f3ece4; }
.foot .logo img { height: 24px; }
.foot nav { display: flex; gap: 20px; }
.foot a { text-decoration: none; }
.foot nav a:hover { color: #f3ece4; }

/* Rechtstext-Seiten */
.legal { max-width: 760px; margin: 0 auto; padding: 60px var(--gutter) 90px; }
.legal .note { background: var(--taupe-soft); border-radius: 14px; padding: 14px 18px; color: var(--soft); }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }
/* CS-Zeichen auf dunklen Flächen aufhellen */
.cta img, .foot .logo img { filter: brightness(1.9) saturate(.8); }
/* Handy: Kästen dürfen nicht breiter als der Bildschirm werden (Tabelle) */
.extras > * { min-width: 0; }
@media (max-width: 480px) { .extra { padding: 20px 16px; } .loc-table { font-size: 13.5px; } .loc-table th { font-size: 11px; letter-spacing: .04em; } }