/* R-IT – Stylesheet (keine externen Fonts/CDNs, DSGVO-freundlich) */
:root{
  --ink:#1f2329;
  --slate:#3a3f47;       /* Logofarbe */
  --slate-2:#2c3037;
  --slate-3:#474d57;
  --muted:#5d6570;
  --line:#e3e6ea;
  --bg:#ffffff;
  --bg-soft:#f4f6f8;
  --accent:#1fb5a8;      /* Akzent: Leiterbahn-Türkis */
  --accent-dark:#138a80;
  --on-dark:#e9ecef;
  --on-dark-muted:#aab2bc;
  --radius:14px;
  --radius-sm:8px;
  --shadow:0 10px 30px -12px rgba(31,35,41,.22);
  --max:1160px;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:94px;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);font-size:17px;line-height:1.65;color:var(--ink);background:var(--bg)}
img,svg{max-width:100%;display:block}
a{color:var(--accent-dark);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--accent)}
h1,h2,h3{line-height:1.2;margin:0 0 .6em;letter-spacing:-.01em;text-wrap:balance}
h1{font-size:clamp(2.1rem,5vw,3.5rem);font-weight:700}
h2{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:700}
h3{font-size:1.2rem;font-weight:650}
p{margin:0 0 1em}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-9999px;top:0;background:var(--accent);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{left:10px;top:10px}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(58,63,71,.96);backdrop-filter:saturate(140%) blur(8px);color:#fff;border-bottom:1px solid rgba(255,255,255,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;height:80px;gap:20px}
.brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none}
.brand img{width:auto;height:auto}
.site-header .brand-logo{height:64px}
.site-footer .brand-logo{height:45px}
.brand-text{font-weight:300;font-size:1.55rem;letter-spacing:.14em;white-space:nowrap}
.brand:hover{color:#fff}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--on-dark);text-decoration:none;padding:8px 12px;border-radius:6px;font-size:.96rem}
.nav-links a:hover{background:rgba(255,255,255,.08);color:#fff}
.nav-links .btn{margin-left:8px}
.nav-toggle{display:none;background:none;border:1px solid rgba(255,255,255,.25);color:#fff;border-radius:8px;width:44px;height:40px;cursor:pointer}
.nav-toggle span{display:block;width:20px;height:2px;background:#fff;margin:4px auto;transition:.2s}
@media (max-width:900px){
  .nav-toggle{display:block}
  .nav-links{position:absolute;top:80px;left:0;right:0;flex-direction:column;align-items:stretch;background:var(--slate);padding:10px 20px 20px;gap:2px;display:none;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px}
  .nav-links .btn{margin:8px 0 0;text-align:center}
}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:10px;font-weight:600;font-size:1rem;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:background .15s,border-color .15s,color .15s,transform .15s;font-family:inherit}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark);color:#fff}
.btn-ghost{border-color:rgba(255,255,255,.35);color:#fff}
.btn-ghost:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.06)}
.btn-sm{padding:8px 16px;font-size:.93rem}
.nav-links a.btn-primary{color:#fff}
.nav-links a.btn-primary:hover{background:var(--accent-dark)}

/* Hero */
.hero{background:radial-gradient(1200px 500px at 85% -10%,rgba(31,181,168,.18),transparent 60%),linear-gradient(180deg,var(--slate) 0%,var(--slate-2) 100%);color:#fff;padding:96px 0 110px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.eyebrow{display:inline-block;font-size:.82rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:18px}
.hero h1 .hl{color:var(--accent)}
.hero .lead{font-size:1.2rem;color:var(--on-dark);max-width:620px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 24px;margin:36px 0 0;padding:0;list-style:none;color:var(--on-dark-muted);font-size:.95rem}
.hero-points li{display:flex;align-items:center;gap:8px}
.hero-points li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent)}
.hero-visual{position:relative}
.hero-visual svg{width:100%;height:auto}
@media (max-width:900px){.hero{padding:64px 0 76px}.hero-grid{grid-template-columns:1fr}.hero-visual{max-width:420px;margin:0 auto}}

/* Sections */
section{padding:92px 0}
.section-soft{background:var(--bg-soft)}
.section-dark{background:var(--slate);color:#fff}
.section-head{max-width:720px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head p{color:var(--muted);font-size:1.08rem}
.section-dark .section-head p{color:var(--on-dark-muted)}
.kicker{font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;font-weight:700;color:var(--accent-dark);margin-bottom:10px;display:block}
.section-dark .kicker{color:var(--accent)}
@media (max-width:700px){section{padding:68px 0}}

/* Pillars – die zwei Kernbereiche */
.pillars{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.pillar{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:38px 36px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.pillar::before{content:"";position:absolute;inset:0 0 auto 0;height:5px;background:var(--accent)}
.pillar-icon{width:58px;height:58px;border-radius:14px;background:var(--slate);display:grid;place-items:center;margin-bottom:22px}
.pillar-icon svg{width:30px;height:30px;stroke:#fff}
.pillar h3{font-size:1.55rem;margin-bottom:10px}
.pillar > p{color:var(--muted)}
.checklist{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:10px}
.checklist li{position:relative;padding-left:30px}
.checklist li::before{content:"";position:absolute;left:0;top:.35em;width:18px;height:18px;border-radius:50%;background:rgba(31,181,168,.14) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3 3 7-7' fill='none' stroke='%23138a80' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}
@media (max-width:860px){.pillars{grid-template-columns:1fr}.pillar{padding:30px 24px}}

/* Service Grid */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:transparent}
.card .ico{width:44px;height:44px;border-radius:10px;background:rgba(31,181,168,.12);display:grid;place-items:center;margin-bottom:16px}
.card .ico svg{width:24px;height:24px;stroke:var(--accent-dark)}
.card h3{margin-bottom:8px}
.card p{color:var(--muted);font-size:.97rem;margin:0}
.tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:3px 9px;border-radius:999px;margin-bottom:12px}
.tag-dev{background:#e7f6f4;color:#0f766e}
.tag-net{background:#eceef1;color:var(--slate)}
@media (max-width:980px){.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.grid-3{grid-template-columns:1fr}}

/* One-Stop */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.stat-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.stat{background:var(--slate-3);border-radius:var(--radius);padding:24px}
.stat strong{display:block;font-size:1.1rem;margin-bottom:6px;color:#fff}
.stat span{color:var(--on-dark-muted);font-size:.95rem}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:36px}}
@media (max-width:520px){.stat-list{grid-template-columns:1fr}}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;list-style:none;padding:0;margin:0}
.steps li{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px 24px}
.steps li::before{counter-increment:step;content:counter(step,decimal-leading-zero);font-size:.9rem;font-weight:800;letter-spacing:.1em;color:var(--accent-dark);display:block;margin-bottom:12px}
.steps p{color:var(--muted);font-size:.96rem;margin:0}
@media (max-width:980px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}

/* Tech */
.tech{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;list-style:none;padding:0;margin:0}
.tech li{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 16px;font-size:.93rem;font-weight:500}
.tech-group{margin-bottom:26px}
.tech-group h3{text-align:center;font-size:.85rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}

/* About */
.about{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:center}
.about-card{background:var(--slate);color:#fff;border-radius:var(--radius);padding:34px;display:flex;flex-direction:column;gap:14px}
.about-card .name{font-size:1.4rem;font-weight:700}
.about-card .role{color:var(--accent);font-weight:600}
.about-card ul{list-style:none;padding:0;margin:8px 0 0;display:grid;gap:8px;color:var(--on-dark)}
.about-card li{display:flex;gap:10px}
.about-card li::before{content:"›";color:var(--accent);font-weight:700}
@media (max-width:900px){.about{grid-template-columns:1fr;gap:32px}}

/* Contact */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}
.contact-info{display:grid;gap:18px}
.contact-item{display:flex;gap:14px;align-items:flex-start}
.contact-item .ico{flex:0 0 42px;height:42px;border-radius:10px;background:rgba(255,255,255,.08);display:grid;place-items:center}
.contact-item .ico svg{width:20px;height:20px;stroke:var(--accent)}
.contact-item small{display:block;color:var(--on-dark-muted);font-size:.82rem;text-transform:uppercase;letter-spacing:.1em}
.contact-item a,.contact-item span{color:#fff;text-decoration:none;font-weight:500}
.contact-item a:hover{color:var(--accent)}
.form{background:#fff;color:var(--ink);border-radius:var(--radius);padding:34px;box-shadow:0 20px 50px -20px rgba(0,0,0,.45)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;margin-bottom:16px}
.field label{font-size:.9rem;font-weight:600;margin-bottom:6px}
.field label .opt{font-weight:400;color:var(--muted)}
.field input,.field select,.field textarea{font:inherit;font-size:1rem;padding:12px 14px;border:1px solid #cfd4da;border-radius:var(--radius-sm);background:#fff;color:var(--ink);width:100%}
.field textarea{min-height:150px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(31,181,168,.2)}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.92rem;color:var(--muted);margin:4px 0 20px}
.check input{margin-top:4px;width:18px;height:18px;accent-color:var(--accent);flex:0 0 auto}
.hp{position:absolute!important;left:-10000px!important;width:1px;height:1px;overflow:hidden}
.form-status{margin-top:16px;padding:12px 14px;border-radius:var(--radius-sm);font-size:.95rem;display:none}
.form-status.ok{display:block;background:#e7f6f4;color:#0f5f58}
.form-status.err{display:block;background:#fdecec;color:#9b1c1c}
.form .btn[disabled]{opacity:.6;cursor:wait}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}}
@media (max-width:560px){.form-row{grid-template-columns:1fr;gap:0}.form{padding:24px 20px}}

/* Footer */
.site-footer{background:var(--slate-2);color:var(--on-dark-muted);padding:40px 0;font-size:.93rem}
.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px;align-items:center}
.site-footer nav{display:flex;gap:20px;flex-wrap:wrap}
.site-footer a{color:var(--on-dark);text-decoration:none}
.site-footer a:hover{color:var(--accent)}
.site-footer .brand-text{font-size:1.15rem}

/* Legal pages */
.page-hero{background:var(--slate);color:#fff;padding:64px 0 48px}
.page-hero p{color:var(--on-dark-muted);margin:0}
.legal{padding:56px 0 80px}
.legal .container{max-width:820px}
.legal h2{font-size:1.4rem;margin-top:2.2em}
.legal h3{font-size:1.1rem;margin-top:1.6em}
.legal h2:first-child{margin-top:0}
.legal address{font-style:normal;margin-bottom:1em}
.legal ul{padding-left:1.2em}
.legal li{margin-bottom:.4em}
.todo{background:#fff4c2;padding:0 4px;border-radius:3px}

/* Reveal */
.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.js .reveal{opacity:1;transform:none;transition:none}.card,.btn{transition:none}}