/* SiLvester68 — Website Sven Lange · Service Performance Consulting
   Built on colors_and_type.css (brand tokens). Forked from the brand website kit
   and extended with Leistungsformate + Beratungsprozess sections. */
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;background:var(--white);color:var(--fg-1);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;}
.container{max-width:1160px;margin:0 auto;padding:0 40px;}
img{max-width:100%;display:block;}

/* ---------- buttons ---------- */
.btn{font-family:var(--font-sans);font-weight:var(--w-medium);font-size:15px;border-radius:var(--r-sm);cursor:pointer;border:1px solid transparent;padding:12px 24px;transition:all var(--dur) var(--ease);display:inline-flex;align-items:center;gap:8px;text-decoration:none;line-height:1;}
.btn:hover{text-decoration:none;}
.btn svg{width:17px;height:17px;}
.btn-primary{background:var(--signal-blue);color:#fff;}
.btn-primary:hover{background:var(--accent-hover);color:#fff;}
.btn-primary:active{background:var(--accent-press);transform:translateY(1px);}
.btn-light{background:#fff;color:var(--deep-navy);border-color:var(--border);}
.btn-light:hover{border-color:var(--signal-blue);color:var(--signal-blue);}
.btn-onnavy{background:#fff;color:var(--deep-navy);}
.btn-onnavy:hover{background:var(--light-surface);color:var(--deep-navy);}
.btn:disabled{opacity:0.6;cursor:default;pointer-events:none;}
.btn-ghost{background:transparent;color:var(--signal-blue);padding-left:8px;padding-right:8px;}
.btn-ghost:hover{color:var(--accent-hover);}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,0.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-soft);transition:box-shadow var(--dur) var(--ease);}
.site-header.scrolled{box-shadow:var(--shadow-sm);}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:74px;}
.brand-logo{height:30px;width:auto;cursor:pointer;}
.nav{display:flex;align-items:center;gap:34px;}
.nav a{color:var(--deep-navy);font-size:14.5px;font-weight:var(--w-medium);text-decoration:none;transition:color var(--dur) var(--ease);white-space:nowrap;}
.nav a:hover{color:var(--signal-blue);}
.header-right{display:flex;align-items:center;gap:22px;}

/* ---------- hero ---------- */
.hero{background:var(--light-surface);border-bottom:1px solid var(--border-soft);overflow:hidden;position:relative;}
.hero-inner{padding:108px 0 116px;max-width:880px;position:relative;z-index:1;}
.eyebrow{font-size:12px;letter-spacing:var(--ls-caps);text-transform:uppercase;color:var(--signal-blue);font-weight:var(--w-medium);margin:0 0 22px;}
.hero h1{font-weight:var(--w-semibold);font-size:62px;line-height:1.05;letter-spacing:-0.03em;color:var(--deep-navy);margin:0 0 26px;text-wrap:balance;}
.hero .lead{font-size:21px;line-height:1.55;color:var(--slate-gray);margin:0 0 38px;max-width:660px;font-weight:var(--w-regular);}
.hero-actions{display:flex;gap:14px;align-items:center;flex-wrap:wrap;}
.hero-meta{display:flex;gap:30px;flex-wrap:wrap;margin-top:46px;padding-top:32px;border-top:1px solid var(--border);}
.hero-meta .hm{display:flex;flex-direction:column;gap:5px;}
.hero-meta .hm .v{font-size:15px;font-weight:var(--w-semibold);color:var(--deep-navy);letter-spacing:-0.01em;}
.hero-meta .hm .k{font-size:12px;letter-spacing:var(--ls-caps);text-transform:uppercase;color:var(--slate-gray);font-weight:var(--w-medium);}
/* quiet brand watermark in hero */
.hero-mark{position:absolute;right:-60px;top:50%;transform:translateY(-50%);font-size:340px;font-weight:var(--w-semibold);color:var(--deep-navy);opacity:0.035;letter-spacing:-0.04em;line-height:1;user-select:none;pointer-events:none;z-index:0;}

/* ---------- section scaffolding ---------- */
section{scroll-margin-top:90px;}
.band{padding:104px 0;}
.band-navy{background:var(--deep-navy);color:#fff;}
.band-subtle{background:var(--light-surface);}
.sec-head{max-width:700px;margin-bottom:56px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.kicker{font-size:12px;letter-spacing:var(--ls-caps);text-transform:uppercase;font-weight:var(--w-medium);color:var(--signal-blue);margin:0 0 16px;}
.band-navy .kicker{color:var(--sky-blue);}
.sec-title{font-weight:var(--w-semibold);font-size:38px;line-height:1.12;letter-spacing:-0.02em;color:var(--deep-navy);margin:0 0 18px;text-wrap:balance;}
.band-navy .sec-title{color:#fff;}
.sec-sub{font-size:18px;line-height:1.6;color:var(--slate-gray);margin:0;}
.band-navy .sec-sub{color:rgba(255,255,255,0.72);}

/* ---------- service cards (3 Kernfelder) ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--r-lg);padding:34px 30px;box-shadow:var(--shadow-sm);transition:box-shadow var(--dur) var(--ease),transform var(--dur) var(--ease);display:flex;flex-direction:column;}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.card-ic{width:46px;height:46px;border-radius:11px;background:rgba(12,101,161,0.10);display:flex;align-items:center;justify-content:center;color:var(--signal-blue);margin-bottom:20px;}
.card-ic svg{width:23px;height:23px;}
.card h3{margin:0 0 10px;font-size:21px;font-weight:var(--w-semibold);color:var(--deep-navy);letter-spacing:-0.01em;}
.card .card-lead{margin:0 0 18px;font-size:15px;line-height:1.6;color:var(--slate-gray);}
.card ul{list-style:none;margin:0;padding:18px 0 0;border-top:1px solid var(--border-soft);display:flex;flex-direction:column;gap:11px;}
.card ul li{position:relative;padding-left:24px;font-size:14.5px;line-height:1.5;color:var(--charcoal);}
.card ul li svg{position:absolute;left:0;top:2px;width:15px;height:15px;color:var(--signal-blue);}

/* ---------- Leistungsformate ---------- */
.formats{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.format{display:flex;gap:20px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:var(--r-md);padding:26px 28px;transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);}
.format:hover{border-color:var(--signal-blue);box-shadow:var(--shadow-sm);}
.format .fi{flex:none;width:42px;height:42px;border-radius:10px;background:var(--light-surface);display:flex;align-items:center;justify-content:center;color:var(--signal-blue);}
.format .fi svg{width:21px;height:21px;}
.format h3{margin:0 0 6px;font-size:17px;font-weight:var(--w-semibold);color:var(--deep-navy);letter-spacing:-0.01em;}
.format p{margin:0;font-size:14.5px;line-height:1.55;color:var(--slate-gray);}

/* ---------- Beratungsprozess (Reifegradanalyse) ---------- */
.process{position:relative;margin-top:8px;}
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.step{position:relative;padding:0 26px 0 0;}
.step:not(:last-child)::after{content:"";position:absolute;top:21px;right:13px;width:26px;height:1px;background:rgba(255,255,255,0.22);}
.step .dot{width:44px;height:44px;border-radius:var(--r-pill);border:1px solid rgba(255,255,255,0.28);background:rgba(255,255,255,0.05);display:flex;align-items:center;justify-content:center;color:var(--sky-blue);margin-bottom:22px;}
.step .dot svg{width:20px;height:20px;}
.step .sn{font-size:12px;letter-spacing:var(--ls-caps);text-transform:uppercase;color:var(--sky-blue);font-weight:var(--w-medium);margin:0 0 9px;}
.step h3{margin:0 0 10px;font-size:18px;font-weight:var(--w-semibold);color:#fff;letter-spacing:-0.01em;}
.step p{margin:0;font-size:14.5px;line-height:1.6;color:rgba(255,255,255,0.66);}

/* ---------- approach (AI + EI) ---------- */
.approach-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:8px;}
.approach-card{border:1px solid rgba(255,255,255,0.14);border-radius:var(--r-lg);padding:36px 34px;background:rgba(255,255,255,0.03);}
.approach-card .tag{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:var(--ls-caps);text-transform:uppercase;font-weight:var(--w-medium);padding:6px 13px;border-radius:var(--r-pill);margin-bottom:20px;}
.tag-ai{background:rgba(74,144,194,0.2);color:#bcdcf2;}
.tag-ei{background:rgba(213,128,255,0.18);color:#ecc6ff;}
.approach-card h3{margin:0 0 12px;font-size:24px;font-weight:var(--w-semibold);color:#fff;letter-spacing:-0.01em;}
.approach-card p{margin:0;font-size:15.5px;line-height:1.65;color:rgba(255,255,255,0.74);}
.approach-note{margin-top:30px;font-size:15.5px;line-height:1.7;color:rgba(255,255,255,0.78);max-width:760px;}
.approach-note b{color:#fff;font-weight:var(--w-semibold);}

/* ---------- about ---------- */
.about{display:grid;grid-template-columns:0.85fr 1.15fr;gap:60px;align-items:center;}
.about-photo{aspect-ratio:4/5;border-radius:var(--r-lg);background:var(--light-surface);border:1px solid var(--border);overflow:hidden;position:relative;box-shadow:var(--shadow-md);}
.about-photo img{width:100%;height:100%;object-fit:cover;object-position:30% 18%;}
.about blockquote{margin:0 0 26px;font-size:27px;line-height:1.38;font-weight:var(--w-medium);color:var(--deep-navy);letter-spacing:-0.01em;text-wrap:pretty;}
.about .by{display:flex;align-items:center;gap:14px;}
.about .by .nm{font-weight:var(--w-semibold);color:var(--deep-navy);font-size:16px;}
.about .by .ro{color:var(--slate-gray);font-size:14px;margin-top:2px;}
.about p.bio{font-size:16px;line-height:1.68;color:var(--slate-gray);margin:24px 0 0;}
.about .creds{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.about .creds .chip{font-size:13px;font-weight:var(--w-medium);color:var(--charcoal);background:var(--light-surface);border:1px solid var(--border);border-radius:var(--r-pill);padding:8px 15px;}

/* ---------- contact / CTA ---------- */
.cta{background:var(--deep-navy);border-radius:var(--r-lg);padding:64px 60px;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.cta h2{margin:0 0 16px;font-size:34px;font-weight:var(--w-semibold);color:#fff;letter-spacing:-0.02em;line-height:1.14;}
.cta p.cta-sub{margin:0 0 32px;font-size:17px;line-height:1.6;color:rgba(255,255,255,0.72);}
.contact-list{display:flex;flex-direction:column;gap:4px;margin-top:6px;}
.contact-list a{display:flex;align-items:center;gap:14px;color:#fff;text-decoration:none;padding:14px 0;border-top:1px solid rgba(255,255,255,0.12);font-size:15.5px;transition:color var(--dur) var(--ease);}
.contact-list a:last-child{border-bottom:1px solid rgba(255,255,255,0.12);}
.contact-list a:hover{color:var(--sky-blue);}
.contact-list a .ci{flex:none;width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,0.07);display:flex;align-items:center;justify-content:center;color:var(--sky-blue);}
.contact-list a .ci svg{width:18px;height:18px;}
.contact-list a .cl{display:flex;flex-direction:column;gap:2px;}
.contact-list a .cl .ck{font-size:11.5px;letter-spacing:var(--ls-caps);text-transform:uppercase;color:rgba(255,255,255,0.5);font-weight:var(--w-medium);}
.form{display:flex;flex-direction:column;gap:16px;}
.field label{display:block;font-size:13px;font-weight:var(--w-medium);color:rgba(255,255,255,0.85);margin-bottom:7px;}
.field input,.field textarea{width:100%;font-family:var(--font-sans);font-size:15px;color:#fff;background:rgba(255,255,255,0.06);border:1px solid rgba(255,255,255,0.18);border-radius:var(--r-sm);padding:13px 15px;outline:none;transition:all var(--dur) var(--ease);}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,0.4);}
.field input:focus,.field textarea:focus{border-color:var(--sky-blue);box-shadow:0 0 0 3px rgba(74,144,194,0.25);background:rgba(255,255,255,0.09);}
.field-consent{display:flex;align-items:flex-start;gap:10px;font-size:12.5px;color:rgba(255,255,255,0.62);line-height:1.5;}
.field-consent input{width:16px;height:16px;margin-top:2px;flex:none;accent-color:var(--sky-blue);}
.field-consent a{color:rgba(255,255,255,0.82);text-decoration:underline;text-underline-offset:2px;}
.form-ok{display:flex;align-items:flex-start;gap:12px;color:#fff;background:rgba(74,144,194,0.16);border:1px solid rgba(74,144,194,0.4);border-radius:var(--r-md);padding:22px 22px;font-size:15px;line-height:1.5;}
.form-ok svg{width:22px;height:22px;color:var(--sky-blue);flex:none;}

/* ---------- footer ---------- */
.footer{background:var(--deep-navy);color:#fff;padding:60px 0 34px;border-top:1px solid rgba(255,255,255,0.08);}
.footer-top{display:flex;justify-content:space-between;align-items:flex-start;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,0.12);}
.footer-logo{height:34px;margin-bottom:18px;}
.footer-tag{font-size:14px;color:rgba(255,255,255,0.6);max-width:340px;line-height:1.6;}
.footer-cols{display:flex;gap:64px;}
.footer-col h4{margin:0 0 16px;font-size:12px;letter-spacing:var(--ls-caps);text-transform:uppercase;color:rgba(255,255,255,0.5);font-weight:var(--w-medium);}
.footer-col a,.footer-col span.fitem{display:block;color:rgba(255,255,255,0.82);font-size:14.5px;text-decoration:none;margin-bottom:11px;transition:color var(--dur) var(--ease);}
.footer-col a:hover{color:#fff;}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:26px;font-size:13px;color:rgba(255,255,255,0.5);gap:20px;flex-wrap:wrap;}
.footer-bottom .fl{display:flex;gap:22px;}
.footer-bottom a{color:rgba(255,255,255,0.5);text-decoration:none;}
.footer-bottom a:hover{color:rgba(255,255,255,0.8);}

/* ---------- reveal-on-scroll ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.reveal.in{opacity:1;transform:none;}

@media (max-width:900px){
  .container{padding:0 24px;}
  .cards,.approach-grid,.formats{grid-template-columns:1fr;}
  .process-grid{grid-template-columns:1fr;gap:30px;}
  .step{padding:0;}
  .step:not(:last-child)::after{display:none;}
  .about,.cta{grid-template-columns:1fr;gap:36px;}
  .hero h1{font-size:42px;}
  .hero-inner{padding:72px 0 78px;}
  .hero-mark{display:none;}
  .band{padding:72px 0;}
  .nav{display:none;}
}