/* Martin Nußbaumer – Schwimmbadservice
   Fonts are self-hosted (no requests to Google; see datenschutz.html). */

@font-face{font-family:"Archivo";src:url("../fonts/archivo-latin-wght-normal.woff2") format("woff2-variations");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"Inter";src:url("../fonts/inter-latin-wght-normal.woff2") format("woff2-variations");font-weight:100 900;font-style:normal;font-display:swap}

:root{
  --navy-950:#051423;
  --navy-900:#071a2c;
  --navy-800:#0a2942;
  --navy-700:#11486e;
  --blue-600:#1c6ba3;
  --blue-500:#2390bf;
  --aqua:#4ccbe6;
  --aqua-light:#93e0f0;
  --aqua-tint:#e4f4f9;
  --paper:#ffffff;
  --paper-2:#f3f7f9;
  --ink:#0d1f2d;
  --mute:#536b7b;
  --rule:#dbe4ea;
  --rule-dark:rgba(205,232,242,.16);
  --on-dark:#e8f3f7;
  --on-dark-mute:#9fb9c8;
  --radius:6px;
  --wrap:1160px;
  /* pool-floor tile grid, reused on dark sections */
  --tiles:linear-gradient(rgba(191,234,245,.045) 1px,transparent 1px) 0 0/28px 28px,
          linear-gradient(90deg,rgba(191,234,245,.045) 1px,transparent 1px) 0 0/28px 28px;
}

*,*::before,*::after{box-sizing:border-box}
*{margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{font-family:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:1.0625rem;line-height:1.65;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{font-family:"Archivo",system-ui,sans-serif;font-weight:700;line-height:1.12;letter-spacing:-.015em;color:var(--navy-800)}
p{max-width:65ch}
strong{font-weight:600}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px;top:0;background:var(--navy-800);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{left:16px;top:12px}
:focus-visible{outline:2px solid var(--blue-500);outline-offset:3px}

/* Section label with a pool lane-end marker (the "T" painted on the pool floor) */
.label{display:flex;align-items:center;gap:12px;font-family:"Archivo",sans-serif;font-size:.8125rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--blue-600);margin-bottom:16px}
.label::before{content:"";flex:none;width:22px;height:12px;
  background:linear-gradient(currentColor,currentColor) left center/19px 3px no-repeat,
             linear-gradient(currentColor,currentColor) right center/3px 12px no-repeat}
.dark .label{color:var(--aqua)}

/* ---------- Buttons & links ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:"Archivo",sans-serif;font-weight:600;font-size:1rem;line-height:1;padding:16px 24px;border-radius:var(--radius);border:1px solid transparent;text-decoration:none;cursor:pointer;transition:background-color .15s,border-color .15s,color .15s}
.btn span{transition:transform .2s}
.btn:hover span{transform:translateX(3px)}
.btn-primary{background:var(--aqua);color:var(--navy-950)}
.btn-primary:hover{background:var(--aqua-light)}
.btn-outline{border-color:rgba(232,243,247,.4);color:#fff}
.btn-outline:hover{border-color:#fff}
.text-link{display:inline-flex;gap:8px;font-family:"Archivo",sans-serif;font-weight:600;color:var(--blue-600);text-decoration:none;border-bottom:1px solid currentColor;padding-bottom:2px}
.text-link:hover{color:var(--navy-800)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--rule)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px}
.brand{display:flex;align-items:center;text-decoration:none}
.brand img{height:46px;width:auto}
.nav{display:flex;align-items:center;gap:28px;font-size:.9375rem;font-weight:500}
.nav a{text-decoration:none;color:var(--mute)}
.nav a:hover{color:var(--navy-800)}
.nav .nav-cta{color:var(--navy-800);font-weight:600;padding:9px 16px;border:1px solid var(--navy-800);border-radius:var(--radius)}
.nav .nav-cta:hover{background:var(--navy-800);color:#fff}
@media(max-width:820px){.nav a:not(.nav-cta){display:none}.brand img{height:38px}}

/* ---------- Dark sections ---------- */
.dark{background:var(--navy-800);color:var(--on-dark)}
.dark h1,.dark h2,.dark h3{color:#fff}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--navy-900);isolation:isolate}
.pool{position:absolute;inset:0;z-index:-1;overflow:hidden;background:url("../img/pool-floor.webp") center/cover no-repeat,var(--navy-900)}
/* darken the middle and bottom so the centred text and facts stay readable */
.pool::after{content:"";position:absolute;inset:0;z-index:1;
  background:radial-gradient(ellipse 46% 52% at 50% 42%,rgba(7,26,44,.82),rgba(7,26,44,.35) 70%,rgba(7,26,44,.15)),
             linear-gradient(0deg,var(--navy-900) 0,rgba(7,26,44,.6) 22%,transparent 45%),
             linear-gradient(180deg,rgba(7,26,44,.5),transparent 25%)}
/* caustic light: seamless tiles at a fixed size, so the pattern keeps its scale on any screen shape.
   Only transform is animated, which runs on the GPU without repainting. */
.caustics{position:absolute;inset:-15%;mix-blend-mode:screen;opacity:.65;will-change:transform;
  background:url("../img/caustics-1.webp") 0 0/1600px 1280px repeat;
  animation:caustics 9s ease-in-out infinite alternate}
.caustics-2{opacity:.5;background-image:url("../img/caustics-2.webp");animation-name:caustics-2;animation-duration:11s}
.is-offscreen .caustics,.is-offscreen.num{animation-play-state:paused}
@keyframes caustics{
  0%{transform:translate3d(-4%,-3%,0) rotate(-1deg) scale(1.02)}
  100%{transform:translate3d(5%,4%,0) rotate(2deg) scale(1.08)}}
@keyframes caustics-2{
  0%{transform:translate3d(5%,3%,0) rotate(1deg) scale(1.06)}
  100%{transform:translate3d(-5%,-4%,0) rotate(-2deg) scale(1.02)}}
@media(max-width:700px){
  /* smaller ripples on phones, and a lighter overlay so the water stays visible on tall, narrow screens */
  .caustics{background-size:880px 704px;opacity:.6}
  .caustics-2{opacity:.45}
  .pool::after{background:radial-gradient(ellipse 95% 38% at 50% 36%,rgba(7,26,44,.7),rgba(7,26,44,.3) 75%,transparent),
                          linear-gradient(0deg,var(--navy-900) 0,rgba(7,26,44,.6) 18%,transparent 40%),
                          rgba(7,26,44,.38)}
  .hero h1,.hero .lede{text-shadow:0 1px 18px rgba(5,20,35,.55)}
}

.hero-inner{display:flex;flex-direction:column;justify-content:space-between;min-height:min(760px,calc(100vh - 68px));min-height:min(760px,calc(100svh - 68px));padding-top:120px}
.hero-copy{max-width:780px;margin:0 auto;text-align:center}
.hero-copy .label{justify-content:center;max-width:none}
/* mirrored lane-end marker on the right, so the label sits truly centred */
.hero-copy .label::after{content:"";flex:none;width:22px;height:12px;
  background:linear-gradient(currentColor,currentColor) right center/19px 3px no-repeat,
             linear-gradient(currentColor,currentColor) left center/3px 12px no-repeat}
@media(max-width:600px){.hero-copy .label::before,.hero-copy .label::after{display:none}}
.hero .label{color:var(--aqua-light)}
.hero h1{font-size:clamp(2.5rem,5.4vw,4.25rem);line-height:1.02;letter-spacing:-.03em;margin-bottom:28px}
.hero h1 em{font-style:normal;color:var(--aqua-light)}
.hero .lede{font-size:1.1875rem;color:var(--on-dark);max-width:52ch;margin:0 auto 36px}
.hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}

.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);margin-top:96px;border-top:1px solid var(--rule-dark);text-align:center}
.hero-facts div{padding:24px 24px 32px}
.hero-facts div + div{padding-left:24px;border-left:1px solid var(--rule-dark)}
.hero-facts dt{font-size:.8125rem;color:var(--aqua);font-weight:500;margin-bottom:6px}
.hero-facts dd{font-family:"Archivo",sans-serif;font-weight:600;font-size:1.3125rem;color:#fff;line-height:1.25}
.hero-facts span{display:block;font-size:.875rem;color:var(--on-dark-mute);margin-top:4px}

@media(max-width:880px){
  .hero-inner{min-height:0;padding-top:72px}
  .hero-facts{grid-template-columns:1fr;margin-top:56px}
  .hero-facts div,.hero-facts div + div{padding:18px 0;border-left:0}
  .hero-facts div + div{border-top:1px solid var(--rule-dark)}
}

/* ---------- Sections ---------- */
.section{padding:112px 0}
.section.alt{background:var(--paper-2)}
.section h2{font-size:clamp(1.875rem,3.4vw,2.625rem);letter-spacing:-.02em}
@media(max-width:700px){.section{padding:76px 0}}

/* ---------- Services ---------- */
.services-layout{display:grid;grid-template-columns:.85fr 1.6fr;gap:72px;align-items:start}
.services-intro{position:sticky;top:120px}
.services-intro h2{margin-bottom:18px}
.services-intro p{color:var(--mute);font-size:1.0625rem;margin-bottom:28px}
.services{display:grid;grid-template-columns:1fr 1fr;gap:48px 40px}
.service .ico{width:44px;height:44px;padding:10px;border-radius:var(--radius);background:var(--aqua-tint);fill:none;stroke:var(--blue-600);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;margin-bottom:18px}
.service h3{font-size:1.1875rem;margin-bottom:8px}
.service p{color:var(--mute);font-size:.96875rem}
@media(max-width:960px){.services-layout{grid-template-columns:1fr;gap:48px}.services-intro{position:static}}
@media(max-width:600px){.services{grid-template-columns:1fr;gap:36px}}

/* ---------- Process: a water line flows through the four steps ---------- */
@property --flow{syntax:"<number>";inherits:true;initial-value:0}
.process-head{max-width:640px;margin-bottom:64px}
.timeline{list-style:none;counter-reset:step;position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:40px;
  --flow:1;transition:--flow 2.4s cubic-bezier(.45,0,.2,1)}
.timeline.is-dry{--flow:0}
/* track (empty pipe) and water (filled part), centred on the number circles */
.timeline::before,.timeline::after{content:"";position:absolute;top:27px;left:28px;width:calc(75% + 30px);height:3px;border-radius:2px}
.timeline::before{background:var(--rule)}
.timeline::after{width:calc((75% + 30px) * var(--flow));
  background:linear-gradient(90deg,var(--blue-500),var(--aqua))}
.timeline li{counter-increment:step;position:relative;z-index:1}
.timeline li::before{content:counter(step);display:grid;place-items:center;width:56px;height:56px;border-radius:50%;
  background:var(--paper);border:2px solid var(--blue-500);color:var(--navy-800);
  font-family:"Archivo",sans-serif;font-weight:700;font-size:1.25rem;margin-bottom:28px;
  box-shadow:0 0 0 8px var(--paper-2)}
.timeline h3{font-size:1.25rem;margin-bottom:8px}
.timeline p{color:var(--mute);font-size:.96875rem}
@media(max-width:860px){
  .timeline{grid-template-columns:1fr;gap:36px}
  /* vertical: one short pipe segment between each pair of circles */
  .timeline::before,.timeline::after{display:none}
  .timeline li:not(:last-child)::after{content:"";position:absolute;left:26px;top:64px;bottom:-28px;width:3px;border-radius:2px;
    background:linear-gradient(var(--blue-500),var(--aqua))}
  .timeline li{padding-left:84px;min-height:56px}
  .timeline li::before{position:absolute;left:0;top:0;margin:0}
}

/* ---------- About ---------- */
@property --level{syntax:"<percentage>";inherits:false;initial-value:0%}
.about{display:grid;grid-template-columns:1fr 1.15fr;gap:80px;align-items:start}
.about-stat{border-top:2px solid var(--navy-800);padding-top:24px}
/* "20+" filled with water up to --level */
.about-stat .num{font-family:"Archivo",sans-serif;font-weight:800;font-size:clamp(6rem,13vw,10rem);line-height:.95;letter-spacing:-.05em;
  color:transparent;-webkit-text-stroke:2px var(--navy-800);
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='16' viewBox='0 0 120 16'%3E%3Cpath d='M0 8C20 0 40 0 60 8S100 16 120 8V16H0Z' fill='%232390bf'/%3E%3C/svg%3E") left 0 bottom calc(var(--level) - 2px)/120px 16px repeat-x,
    linear-gradient(var(--blue-500),var(--blue-500)) left 0 bottom 0/100% calc(var(--level) - 1px) no-repeat;
  -webkit-background-clip:text;background-clip:text;
  --level:66%;
  transition:--level 1.8s cubic-bezier(.3,.7,.2,1);
  animation:wave 4s linear infinite}
.about-stat .num.is-empty{--level:8%}
@keyframes wave{to{background-position:left 120px bottom calc(var(--level) - 2px),left 0 bottom 0}}
.about-stat .cap{font-family:"Archivo",sans-serif;font-weight:600;font-size:1.125rem;color:var(--navy-800);margin-top:10px}
.about-stat dl{margin-top:40px;font-size:.9375rem}
.about-stat dl div{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:12px 0;border-top:1px solid var(--rule)}
.about-stat dt{color:var(--mute)}
.about-body h2{margin-bottom:24px}
.about-body p{color:#2f4554;margin-bottom:18px}
.about-body p strong{color:var(--navy-800)}
.about-portrait{display:block;width:100%;max-width:340px;height:auto;aspect-ratio:4/5;object-fit:cover;object-position:50% 20%;border-radius:var(--radius);margin-bottom:36px;box-shadow:0 24px 48px -28px rgba(10,41,66,.45)}
.about-photo{margin:36px 0 0}
.about-photo img{display:block;width:100%;height:auto;border-radius:var(--radius)}
.about-body .lead{font-family:"Archivo",sans-serif;font-size:1.375rem;line-height:1.45;font-weight:500;color:var(--navy-800);padding-left:20px;border-left:3px solid var(--aqua);margin:0 0 28px}
@media(max-width:880px){.about{grid-template-columns:1fr;gap:48px}.about-body{order:-1}}
@media(max-width:420px){.about-stat dl div{grid-template-columns:1fr;gap:2px}}

/* ---------- Region ---------- */
.region{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:center}
.region h2{margin-bottom:16px}
.region p{color:var(--mute)}
.region-list{list-style:none;margin:28px 0;border-top:1px solid var(--rule)}
.region-list li{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--rule);font-weight:600;color:var(--navy-800)}
.region-list i{width:12px;height:12px;border-radius:2px;flex:none}
.region-note{font-size:.9375rem}
.map svg{width:100%;height:auto;overflow:visible}
.state{stroke:#fff;stroke-width:1.5;stroke-linejoin:round}
.st-idle{fill:#dfe8ee}
.sw-ooe,.st-active[data-name="Oberösterreich"]{background:var(--blue-500);fill:var(--blue-500)}
.sw-noe,.st-active[data-name="Niederösterreich"]{background:var(--navy-700);fill:var(--navy-700)}
.sw-wien,.st-active[data-name="Wien"]{background:var(--aqua);fill:var(--aqua)}
.cities circle{fill:#fff;stroke:var(--navy-900);stroke-width:1.5}
.cities .home circle{fill:var(--navy-900);stroke:#fff;stroke-width:2.5}
.cities .home .ring{fill:none;stroke:var(--navy-900);stroke-width:1.5;opacity:.5}
.cities text{font-family:"Inter",sans-serif;font-weight:600;font-size:15px;fill:#fff;paint-order:stroke;stroke:var(--navy-900);stroke-width:3px;stroke-linejoin:round}
@media(max-width:880px){.region{grid-template-columns:1fr;gap:32px}}
@media(max-width:600px){.cities text{font-size:24px;stroke-width:4px}}

/* ---------- Contact ---------- */
.contact{background:var(--tiles),var(--navy-900)}
.contact .wrap{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:start}
.contact h2{font-size:clamp(2.25rem,4.4vw,3.5rem);letter-spacing:-.03em;margin-bottom:16px}
.contact .lede{color:var(--on-dark);margin-bottom:40px}
.contact dl div{padding:16px 0;border-top:1px solid var(--rule-dark)}
.contact dt{font-size:.8125rem;color:var(--on-dark-mute);margin-bottom:2px}
.contact dd{color:#fff}
.contact dd a{text-decoration:none;font-family:"Archivo",sans-serif;font-weight:600;font-size:1.25rem;color:#fff;overflow-wrap:anywhere;border-bottom:1px solid var(--aqua)}
.contact dd a:hover{color:var(--aqua-light)}
.form{background:var(--navy-800);border:1px solid var(--rule-dark);border-radius:var(--radius);padding:32px;box-shadow:0 30px 60px -30px rgba(0,0,0,.5)}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}
.field label{font-size:.875rem;font-weight:500;color:var(--on-dark)}
.field .opt{color:var(--on-dark-mute);font-weight:400}
.field input,.field textarea{font:inherit;font-size:1rem;color:#fff;background:var(--navy-900);border:1px solid rgba(205,232,242,.24);border-radius:4px;padding:12px 14px;transition:border-color .15s}
.field input::placeholder,.field textarea::placeholder{color:#6f8a9a}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--aqua)}
.field textarea{min-height:128px;resize:vertical}
.form .btn{width:100%}
.form .btn:disabled{opacity:.7;cursor:default}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.form-status:empty{display:none}
.form-status{font-size:.9375rem;margin-top:16px;padding:12px 14px;border-radius:4px;border-left:3px solid var(--aqua);background:rgba(76,203,230,.1);color:#fff}
.form-status.is-error{border-left-color:#ff8a80;background:rgba(255,138,128,.1)}
.form-status a{color:var(--aqua-light)}
.form-note{font-size:.8125rem;color:var(--on-dark-mute);margin-top:14px}
.form-note a{color:var(--on-dark)}
@media(max-width:880px){.contact .wrap{grid-template-columns:1fr;gap:48px}.form{padding:24px}}
@media(max-width:520px){.field-row{grid-template-columns:1fr;gap:0}}
@media(max-width:420px){.contact dd a{font-size:1.0625rem}}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-950);color:var(--on-dark-mute);font-size:.875rem;padding:40px 0;border-top:1px solid var(--rule-dark)}
.site-footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px 32px;align-items:center}
.site-footer nav{display:flex;flex-wrap:wrap;gap:24px}
.site-footer a{text-decoration:none}
.site-footer a:hover{color:#fff}

/* ---------- Legal pages ---------- */
.legal{padding:72px 0 104px}
.legal .wrap{max-width:760px}
.legal h1{font-size:clamp(2rem,4vw,2.75rem);margin-bottom:40px}
.legal h2{font-size:1.25rem;margin:40px 0 12px}
.legal p,.legal li{color:#2f4554;margin-bottom:12px}
.legal ul{padding-left:20px}
.legal dl div{display:grid;grid-template-columns:220px 1fr;gap:16px;padding:10px 0;border-top:1px solid var(--rule)}
.legal dt{color:var(--mute)}
.legal a{color:var(--blue-600)}
.todo{background:#fff6bf;padding:0 4px;border-radius:2px}
@media(max-width:600px){.legal dl div{grid-template-columns:1fr;gap:2px}}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}