/* =====================================================================
   Reizdarm-Zentrum — Design System (winwebdesign-Footprint)
   St. Peterzell · Reizdarm/IBS · Blau/Teal/Slate · Manrope + Inter · DE/EN
   ===================================================================== */
@font-face{font-family:'Lora';src:url('../fonts/lora-500.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'Lora';src:url('../fonts/lora-600.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:'Lora';src:url('../fonts/lora-700.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('../fonts/inter-400.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('../fonts/inter-500.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('../fonts/inter-600.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:'Inter';src:url('../fonts/inter-700.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}

:root{
  --c-blue:#046bd2; --c-blue-deep:#045cb4; --c-teal:#175C62; --c-teal-deep:#0f474c; --c-slate:#16263a;
  --c-bg:#EFF5FC; --c-text:#28323f; --c-muted:#5e6b78; --c-neutral:#DCE6F1; --c-white:#FFFFFF;
  --font-head:'Lora',Georgia,'Times New Roman',serif; --font-body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --maxw:1180px;--radius:16px;--radius-pill:999px;
  --shadow-sm:0 2px 10px rgba(16,38,58,.07);--shadow:0 12px 34px rgba(16,38,58,.10);--shadow-lg:0 22px 54px rgba(16,38,58,.16);
  --header-h:86px;--ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-body);font-size:1.0625rem;line-height:1.7;color:var(--c-text);background:var(--c-white);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-blue);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--c-blue-deep)}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:600;line-height:1.2;color:var(--c-slate);letter-spacing:-.005em}
h1{font-size:clamp(2.2rem,4.8vw,3.3rem);font-weight:700}h2{font-size:clamp(1.75rem,3.4vw,2.4rem);font-weight:600}h3{font-size:clamp(1.2rem,2.1vw,1.4rem);font-weight:600}
p{margin-bottom:1rem}
:focus-visible{outline:3px solid var(--c-blue);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(1rem,4vw,2rem)}
.section{padding-block:clamp(3rem,7vw,6rem)}
.section--bg{background:var(--c-bg)}.section--white{background:var(--c-white)}.section--slate{background:var(--c-slate);color:#fff}
.section--slate h2,.section--slate h3{color:#fff}
.eyebrow{font-family:var(--font-body);font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--c-blue);font-size:.8rem;text-align:center;margin-bottom:.5rem}
.section-title{text-align:center;margin-bottom:2.5rem}
.lead{font-size:1.18rem;color:var(--c-muted);max-width:64ch;margin-inline:auto}
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-body);font-weight:600;font-size:1rem;padding:.85rem 1.7rem;border-radius:var(--radius-pill);border:2px solid transparent;cursor:pointer;transition:transform .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);text-align:center;line-height:1.2}
.btn--primary{background:var(--c-blue);color:#fff;box-shadow:var(--shadow-sm)}
.btn--primary:hover{background:var(--c-blue-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}
.btn--teal{background:var(--c-teal);color:#fff;box-shadow:var(--shadow-sm)}.btn--teal:hover{background:var(--c-teal-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}
.btn--slate{background:var(--c-slate);color:#fff}.btn--slate:hover{background:#0c1726;color:#fff;transform:translateY(-2px)}
.btn--outline{background:transparent;color:var(--c-blue);border-color:var(--c-blue)}
.btn--outline:hover{background:var(--c-blue);color:#fff;transform:translateY(-2px)}
.btn--lg{padding:1.05rem 2.3rem;font-size:1.08rem}
.site-header{position:fixed;inset:0 0 auto 0;z-index:100;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid transparent;transition:box-shadow .3s var(--ease),border-color .3s var(--ease)}
.site-header.scrolled{box-shadow:var(--shadow-sm);border-color:var(--c-neutral)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1.4rem;height:var(--header-h);transition:height .3s var(--ease)}
.site-header.scrolled .header-inner{height:68px}
.brand{display:flex;align-items:center;gap:.55rem}
.brand img{height:46px;width:auto;transition:height .3s var(--ease)}.site-header.scrolled .brand img{height:40px}
.brand-name{font-family:var(--font-head);font-weight:600;font-size:1.15rem;color:var(--c-slate);line-height:1.05;letter-spacing:-.01em}
.brand-name small{display:block;font-family:var(--font-body);font-weight:500;font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--c-teal)}
@media(max-width:420px){.brand-name{display:none}}
.nav{display:flex;align-items:center;gap:1.1rem}
.nav a{font-weight:500;color:var(--c-slate);font-family:var(--font-body);font-size:.94rem;white-space:nowrap}.nav a.active,.nav a:hover{color:var(--c-blue)}
.header-cta{display:flex;align-items:center;gap:.9rem}
.lang-switch{display:flex;align-items:center;gap:.2rem;font-size:.85rem;font-weight:600}
.lang-switch a{color:var(--c-muted);padding:.2rem .4rem;border-radius:6px}.lang-switch a.active,.lang-switch a:hover{color:var(--c-blue)}.lang-switch span{color:var(--c-neutral)}
.header-phone{display:flex;align-items:center;gap:.55rem}
.header-phone .ico{width:40px;height:40px;border-radius:50%;background:var(--c-teal);display:grid;place-items:center;color:#fff;flex:none}
.header-phone small{display:block;font-size:.76rem;color:var(--c-muted);white-space:nowrap}.header-phone strong{font-size:.98rem;color:var(--c-slate);white-space:nowrap}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;width:44px;height:44px;color:var(--c-blue)}
.hero{position:relative;min-height:84vh;display:flex;align-items:center;color:#fff;background:var(--c-slate) center/cover no-repeat}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(8,22,40,.86) 0%,rgba(4,107,210,.55) 60%,rgba(23,92,98,.45) 100%)}
.hero .container{position:relative;z-index:2;padding-top:var(--header-h)}
.hero h1{color:#fff;max-width:20ch;text-shadow:0 2px 24px rgba(0,0,0,.28)}
.hero p{color:rgba(255,255,255,.95);font-size:1.25rem;max-width:52ch;margin-block:1.2rem 2rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:1rem}
.grid{display:grid;gap:1.8rem}.grid--4{grid-template-columns:repeat(4,1fr)}.grid--3{grid-template-columns:repeat(3,1fr)}.grid--2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;display:flex;flex-direction:column;transition:transform .25s var(--ease),box-shadow .25s var(--ease);border:1px solid var(--c-neutral)}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.card img{aspect-ratio:4/3;object-fit:cover;width:100%}
.card-body{padding:1.5rem;display:flex;flex-direction:column;gap:.6rem;flex:1}.card-body h3{color:var(--c-slate)}.card .btn{margin-top:auto;align-self:flex-start}
.img-top{object-position:top center!important}
.feature{background:#fff;border:1px solid var(--c-neutral);border-radius:var(--radius);padding:1.7rem;transition:transform .25s var(--ease),box-shadow .25s var(--ease)}
.feature:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}
.feature .ico{width:48px;height:48px;border-radius:12px;background:rgba(4,107,210,.10);color:var(--c-blue);display:grid;place-items:center;margin-bottom:1rem}
.feature h3{color:var(--c-slate);font-size:1.2rem;margin-bottom:.4rem}
a.feature{color:var(--c-text)}a.feature:hover h3{color:var(--c-blue)}
.price-table{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;max-width:780px;margin-inline:auto}
.price{background:#fff;border:1px solid var(--c-neutral);border-radius:var(--radius);padding:2rem 1.6rem;text-align:center;box-shadow:var(--shadow-sm)}
.price .min{font-family:var(--font-head);font-weight:600;font-size:1.05rem;color:var(--c-teal)}.price .chf{font-size:2.1rem;font-family:var(--font-head);font-weight:800;margin-block:.3rem;color:var(--c-slate)}
.embed-wrap{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--c-bg)}
.embed-wrap iframe{width:100%;height:420px;border:0;display:block}
.faq{max-width:820px;margin-inline:auto}
.faq-item{border-bottom:1px solid var(--c-neutral)}
.faq-q{width:100%;text-align:left;background:none;border:0;cursor:pointer;padding:1.25rem 2.5rem 1.25rem 0;position:relative;font-family:var(--font-head);font-weight:600;font-size:1.12rem;color:var(--c-slate)}
.faq-q::after{content:"+";position:absolute;right:.25rem;top:50%;transform:translateY(-50%);font-size:1.6rem;color:var(--c-blue);transition:transform .25s var(--ease)}
.faq-q[aria-expanded="true"]::after{transform:translateY(-50%) rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}.faq-a-inner{padding:0 0 1.25rem;color:var(--c-muted)}
.testi{display:grid;gap:1.5rem;grid-template-columns:repeat(3,1fr)}
.testi blockquote{background:#fff;border:1px solid var(--c-neutral);border-radius:var(--radius);padding:1.8rem;font-style:italic;color:var(--c-text);box-shadow:var(--shadow-sm)}.testi cite{display:block;margin-top:1rem;font-style:normal;font-weight:600;color:var(--c-blue)}
.symptom-grid{columns:2;column-gap:2rem;max-width:720px;margin-inline:auto}.symptom-grid li{margin-bottom:.5rem}
@media(max-width:600px){.symptom-grid{columns:1}}
.form{max-width:720px;margin-inline:auto;display:grid;gap:1.1rem}
.form-row{display:grid;gap:1.1rem;grid-template-columns:1fr 1fr}
.field{display:flex;flex-direction:column;gap:.4rem}.field label{font-weight:500;font-size:.95rem;color:var(--c-slate)}.field .req{color:#d83a3a}
.field input,.field select,.field textarea{font-family:var(--font-body);font-size:1rem;padding:.8rem 1rem;border:1px solid var(--c-neutral);border-radius:10px;background:#fff;color:var(--c-text);transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--c-blue);box-shadow:0 0 0 3px rgba(4,107,210,.15)}
.field textarea{min-height:140px;resize:vertical}.field--check{flex-direction:row;align-items:flex-start;gap:.6rem}.field--check input{margin-top:.25rem}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-msg{padding:1rem 1.2rem;border-radius:10px;font-weight:500;display:none}.form-msg.ok{display:block;background:#e6f3ff;color:#045cb4;border:1px solid var(--c-blue)}.form-msg.err{display:block;background:#fbe9e7;color:#9b2c1f;border:1px solid #e1897d}
.notfall{background:rgba(216,58,58,.07);border:1px solid #f0c2bd;border-radius:var(--radius);padding:1.2rem 1.4rem;color:#8a2a20}.notfall strong{color:#b3261e}
.site-footer{background:var(--c-slate);color:rgba(255,255,255,.82);padding-block:3.5rem 1.5rem}
.site-footer h4{color:#fff;font-family:var(--font-head);font-weight:600;font-size:1.05rem;margin-bottom:1rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2.5rem;margin-bottom:2.5rem}
.site-footer a{color:rgba(255,255,255,.82)}.site-footer a:hover{color:#7fd0d8}
.footer-brand img{height:50px;margin-bottom:1rem;background:#fff;border-radius:10px;padding:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.15);padding-top:1.5rem;display:flex;flex-wrap:wrap;gap:.6rem 1.5rem;justify-content:space-between;font-size:.85rem;color:rgba(255,255,255,.6)}.footer-bottom a{color:rgba(255,255,255,.6)}.credit{font-size:.82rem;opacity:.7}
.fab-stack{position:fixed;right:1.2rem;bottom:1.2rem;z-index:90;display:flex;flex-direction:column;gap:.7rem}
.fab{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;color:#fff;box-shadow:var(--shadow);transition:transform .2s var(--ease),opacity .3s var(--ease)}.fab:hover{transform:scale(1.08);color:#fff}
.fab--phone{background:var(--c-teal)}.fab--top{background:var(--c-slate);opacity:0;pointer-events:none}.fab--top.show{opacity:1;pointer-events:auto}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}.reveal.in{opacity:1;transform:none}
@media(max-width:900px){.grid--4{grid-template-columns:repeat(2,1fr)}.grid--3,.testi{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.embed-wrap iframe{height:340px}}
@media(max-width:760px){.nav,.header-phone small,.header-phone strong{display:none}.nav-toggle{display:grid;place-items:center}.nav.open{display:flex;position:fixed;inset:var(--header-h) 0 auto 0;flex-direction:column;background:var(--c-bg);padding:1.5rem;gap:1.2rem;box-shadow:var(--shadow);border-top:1px solid var(--c-neutral)}.grid--4,.grid--3,.grid--2,.price-table,.testi,.form-row,.footer-grid{grid-template-columns:1fr}.hero{min-height:74vh}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none;transition:none}.card:hover,.btn:hover,.fab:hover,.feature:hover{transform:none}}