/* =====================================================================
   Powerprofi – Reisinger Elektroinstallationen Ges.m.b.H.
   Zentrales Stylesheet  |  Built by Vervo.at
   Markenfarben aus Logo abgeleitet: Petrol #034E6D, Magenta #E50649
   ===================================================================== */

:root{
  --petrol:#034E6D;
  --petrol-700:#023C56;
  --petrol-900:#012A3D;
  --petrol-300:#3E7D99;
  --magenta:#E50649;
  --magenta-600:#C0023C;
  --ink:#10242E;
  --slate:#48626E;
  --line:#DCE6EA;
  --bg:#FFFFFF;
  --bg-soft:#F4F8FA;
  --bg-panel:#EAF2F5;
  --white:#fff;

  --maxw:1180px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(3,78,109,.06);
  --shadow:0 14px 40px rgba(3,78,109,.10);
  --shadow-lg:0 30px 70px rgba(3,78,109,.16);

  --ff:"Plus Jakarta Sans",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --ease:cubic-bezier(.16,.84,.44,1);
  --nav-h:78px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--ff);color:var(--ink);background:var(--bg);
  font-size:17px;line-height:1.7;font-weight:400;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:var(--petrol);text-decoration:none}
h1,h2,h3,h4{font-family:var(--ff);font-weight:800;line-height:1.12;color:var(--petrol-900);margin:0 0 .5em;letter-spacing:-.02em}
h1{font-size:clamp(2.1rem,5vw,3.4rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
h3{font-size:clamp(1.2rem,2vw,1.45rem)}
p{margin:0 0 1.1em}
strong{font-weight:700;color:var(--ink)}

.container{max-width:var(--maxw);margin-inline:auto;padding-inline:24px}
.section{padding:clamp(64px,9vw,120px) 0}
.section--soft{background:var(--bg-soft)}
.section--petrol{background:var(--petrol-900);color:#cfe2ea}
.section--petrol h2,.section--petrol h3{color:#fff}

.kicker{display:inline-flex;align-items:center;gap:.55em;font-size:.78rem;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;color:var(--magenta);margin-bottom:1rem}
.kicker::before{content:"";width:26px;height:2px;background:var(--magenta);display:inline-block}
.lead{font-size:1.16rem;color:var(--slate);max-width:62ch}
.center{text-align:center}
.center .lead{margin-inline:auto}
.center .kicker::before{display:none}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  font-weight:700;font-size:1rem;padding:15px 30px;border-radius:999px;cursor:pointer;
  border:2px solid transparent;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s,color .25s;
  white-space:nowrap;line-height:1}
.btn svg{width:18px;height:18px}
.btn--primary{background:var(--magenta);color:#fff;box-shadow:0 10px 26px rgba(229,6,73,.30)}
.btn--primary:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(229,6,73,.40);background:var(--magenta-600)}
.btn--ghost{background:transparent;color:var(--petrol);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--petrol);transform:translateY(-3px)}
.btn--light{background:#fff;color:var(--petrol-900)}
.btn--light:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.btn--outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn--outline-light:hover{border-color:#fff;background:rgba(255,255,255,.08)}

/* ---------- Header / Nav ---------- */
.site-header{position:fixed;inset:0 0 auto 0;z-index:1000;height:var(--nav-h);
  display:flex;align-items:center;transition:background .3s,box-shadow .3s,height .3s;background:transparent}
.site-header.scrolled{background:rgba(255,255,255,.86);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  box-shadow:0 1px 0 var(--line),0 10px 30px rgba(3,78,109,.06);
  --nav-c:var(--petrol-900);--burger-c:var(--petrol-900)}
.nav{display:flex;align-items:center;justify-content:space-between;width:100%;
  max-width:var(--maxw);margin-inline:auto;padding-inline:24px;gap:24px}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand img{height:42px;width:auto}
.brand .logo-dark{display:none}
.site-header.scrolled .brand .logo-light{display:none}
.site-header.scrolled .brand .logo-dark{display:block}
body.nav-open .site-header .brand .logo-light{display:block}
body.nav-open .site-header .brand .logo-dark{display:none}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links>li{position:relative}
.nav-links a{display:block;padding:10px 14px;font-weight:600;font-size:.98rem;color:var(--nav-c,#fff);
  border-radius:8px;white-space:nowrap;transition:color .2s,background .2s}
.nav-links a:hover{color:var(--magenta)}
.nav-links a.active{color:var(--magenta)}
.nav-links li:not(.has-sub) a.active::after{content:"";display:block;height:2px;background:var(--magenta);
  border-radius:2px;margin-top:3px}
.has-sub>a::after{content:"";display:inline-block;width:7px;height:7px;margin-left:7px;
  border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.6}
.submenu{position:absolute;top:calc(100% + 8px);left:0;min-width:284px;background:#fff;
  border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:8px;list-style:none;margin:0;
  opacity:0;visibility:hidden;transform:translateY(8px);transition:.22s var(--ease)}
.has-sub:hover .submenu,.has-sub:focus-within .submenu{opacity:1;visibility:visible;transform:translateY(0)}
.submenu a{padding:11px 14px;font-weight:500;font-size:.95rem;border-radius:9px;color:var(--petrol-900)}
.submenu a:hover{background:var(--bg-panel);color:var(--petrol)}
.sub-toggle{display:none}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-cta .btn{padding:12px 22px;font-size:.95rem}
.burger{display:none;background:none;border:0;width:46px;height:46px;cursor:pointer;padding:11px;border-radius:10px}
.burger span{display:block;height:2.5px;background:var(--burger-c,#fff);border-radius:3px;transition:.3s}
.burger span+span{margin-top:5px}
body.nav-open .burger span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
body.nav-open .burger span:nth-child(2){opacity:0}
body.nav-open .burger span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
body.nav-open .site-header{background:var(--petrol-900);box-shadow:none;--burger-c:#fff}
body.nav-open{overflow:hidden}

/* ---------- Hero ---------- */
.hero{position:relative;padding:calc(var(--nav-h) + 70px) 0 90px;overflow:hidden;
  background:radial-gradient(120% 90% at 85% 0%,#0a5d80 0%,var(--petrol) 38%,var(--petrol-900) 100%);color:#fff}
.hero::after{content:"";position:absolute;inset:0;opacity:.5;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:46px 46px;mask-image:radial-gradient(80% 80% at 70% 20%,#000,transparent)}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:center}
.hero h1{color:#fff}
.hero .kicker{color:#7fe3c9}
.hero .kicker::before{background:#7fe3c9}
.hero p.lead{color:#cfe2ea}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.16)}
.hero-meta div{display:flex;flex-direction:column;gap:2px}
.hero-meta b{font-size:1.45rem;color:#fff;font-weight:800}
.hero-meta span{font-size:.86rem;color:#a9c8d4}
.hero-art{position:relative}
.hero-art .panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:22px;padding:30px;backdrop-filter:blur(4px)}
.hero-badges{position:absolute;bottom:-22px;right:18px;display:flex;gap:10px}
.hero-badges span{background:#fff;color:var(--petrol-900);font-size:.74rem;font-weight:700;
  padding:9px 14px;border-radius:10px;box-shadow:var(--shadow);white-space:nowrap}

/* page hero (interior) */
.page-hero{background:radial-gradient(130% 130% at 90% 0%,#0a5d80,var(--petrol-900));color:#fff;
  padding:calc(var(--nav-h) + 56px) 0 64px;position:relative;overflow:hidden}
.page-hero h1{color:#fff;max-width:18ch}
.page-hero p{color:#cfe2ea;max-width:60ch;margin:0}
.page-hero .kicker{color:#7fe3c9}.page-hero .kicker::before{background:#7fe3c9}
.crumbs{display:flex;gap:8px;font-size:.85rem;color:#9fc0cd;margin-bottom:18px;flex-wrap:wrap}
.crumbs a{color:#9fc0cd}.crumbs a:hover{color:#fff}
.crumbs span{color:#cfe2ea}

/* ---------- Service cards ---------- */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card .ic{width:54px;height:54px;border-radius:13px;background:var(--bg-panel);color:var(--petrol);
  display:grid;place-items:center;margin-bottom:18px}
.card:hover .ic{background:var(--magenta);color:#fff}
.card .ic svg{width:28px;height:28px}
.card h3{margin-bottom:.4em}
.card p{color:var(--slate);font-size:.98rem;margin-bottom:1.2em}
.card .more{margin-top:auto;font-weight:700;color:var(--magenta);font-size:.95rem;display:inline-flex;align-items:center;gap:.4em}
.card .more svg{width:15px;height:15px;transition:transform .25s}
.card:hover .more svg{transform:translateX(4px)}

.svc-thumb{aspect-ratio:16/10;border-radius:12px;overflow:hidden;margin-bottom:20px;background:var(--bg-panel)}
.svc-thumb img{width:100%;height:100%;object-fit:cover}

/* ---------- Work gallery ("Unsere Arbeit") ---------- */
.gallery{column-count:3;column-gap:22px}
.gwork{position:relative;display:block;break-inside:avoid;margin:0 0 22px;border-radius:var(--radius);
  overflow:hidden;border:1px solid var(--line);background:var(--bg-panel);box-shadow:var(--shadow-sm);
  transition:box-shadow .35s var(--ease),transform .35s var(--ease)}
.gwork:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.gwork img{width:100%;height:auto;display:block;transition:transform .55s var(--ease)}
.gwork:hover img{transform:scale(1.05)}
.gwork figcaption{position:absolute;inset:auto 0 0 0;padding:34px 20px 16px;color:#fff;pointer-events:none;
  background:linear-gradient(to top,rgba(1,42,61,.94),rgba(1,42,61,.55) 55%,transparent)}
.gwork figcaption b{display:block;font-size:1.05rem;font-weight:700;letter-spacing:-.01em}
.gwork figcaption span{display:inline-block;margin-top:3px;font-size:.78rem;font-weight:700;
  letter-spacing:.08em;text-transform:uppercase;color:#7fe3c9}
.gallery-more{margin-top:36px;text-align:center}

/* ---------- Anspruch / Für wen ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.audience{border-radius:var(--radius);padding:32px;border:1px solid var(--line)}
.audience h3{display:flex;align-items:center;gap:.6em;font-size:1.25rem}
.audience--yes{background:linear-gradient(180deg,#fff,#f3faf7);border-color:#cdeadd}
.audience--no{background:#fff}
.audience ul{list-style:none;margin:0;padding:0}
.audience li{display:flex;gap:.7em;padding:11px 0;border-top:1px solid var(--line);color:var(--slate)}
.audience li:first-child{border-top:0}
.audience li svg{width:21px;height:21px;flex:none;margin-top:3px}
.mark-yes{color:#16a06f}.mark-no{color:var(--magenta)}

.claims{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:8px}
.claim{display:flex;gap:.8em;align-items:flex-start;background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:18px 20px}
.claim svg{width:22px;height:22px;flex:none;color:#7fe3c9;margin-top:2px}
.claim b{color:#fff;display:block;margin-bottom:2px}
.claim span{color:#a9c8d4;font-size:.93rem;line-height:1.5}

/* ---------- Stepper ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;counter-reset:s;margin-top:14px}
.step{position:relative;padding-top:18px}
.step .n{width:46px;height:46px;border-radius:50%;background:#fff;border:2px solid var(--line);
  color:var(--petrol);font-weight:800;font-size:1.1rem;display:grid;place-items:center;margin-bottom:16px;position:relative;z-index:2}
.step:not(:last-child)::after{content:"";position:absolute;top:calc(18px + 23px);left:46px;right:-18px;height:2px;
  background:repeating-linear-gradient(90deg,var(--line) 0 8px,transparent 8px 16px)}
.step.active .n{background:var(--magenta);border-color:var(--magenta);color:#fff;box-shadow:0 8px 20px rgba(229,6,73,.3)}
.step h4{font-size:1.02rem;margin:0 0 .3em;color:var(--petrol-900)}
.step p{font-size:.92rem;color:var(--slate);margin:0}

/* ---------- Trust badges ---------- */
.trust{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.badge{display:inline-flex;align-items:center;gap:.7em;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:11px 20px;font-weight:700;font-size:.92rem;color:var(--petrol-900);box-shadow:var(--shadow-sm)}
.badge .dot{width:10px;height:10px;border-radius:50%;background:var(--magenta)}
.badge .dot.b{background:var(--petrol)}

/* ---------- Region teaser / CTA band ---------- */
.cta-band{background:radial-gradient(130% 130% at 0% 0%,var(--magenta),#9c0030);color:#fff;
  border-radius:var(--radius);padding:clamp(34px,5vw,60px);display:flex;justify-content:space-between;
  align-items:center;gap:30px;flex-wrap:wrap;box-shadow:var(--shadow)}
.cta-band h2{color:#fff;margin:0 0 .3em}
.cta-band p{color:#ffe0ea;margin:0;max-width:48ch}

.regions{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.regions span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 18px;
  font-weight:600;font-size:.93rem;color:var(--petrol-900)}

/* ---------- Contact / form ---------- */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:start}
.contact-cards{display:flex;flex-direction:column;gap:14px}
.ccard{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:20px 22px;transition:.25s}
.ccard:hover{box-shadow:var(--shadow-sm);transform:translateY(-2px)}
.ccard .ic{width:46px;height:46px;border-radius:12px;background:var(--bg-panel);color:var(--petrol);display:grid;place-items:center;flex:none}
.ccard .ic svg{width:22px;height:22px}
.ccard b{display:block;color:var(--petrol-900);font-size:.85rem;text-transform:uppercase;letter-spacing:.06em}
.ccard a,.ccard span{color:var(--ink);font-weight:600;font-size:1.05rem}
.ccard small{color:var(--slate);font-weight:400;font-size:.9rem}

.form-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(24px,3vw,38px);box-shadow:var(--shadow-sm)}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:18px}
.field.full{grid-column:1/-1}
.field label{font-weight:600;font-size:.92rem;color:var(--petrol-900)}
.field label .req{color:var(--magenta)}
.field input,.field select,.field textarea{font-family:inherit;font-size:1rem;color:var(--ink);
  padding:13px 15px;border:1.5px solid var(--line);border-radius:10px;background:#fcfdfe;transition:.2s;width:100%}
.field textarea{resize:vertical;min-height:128px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--petrol);
  box-shadow:0 0 0 4px rgba(3,78,109,.10);background:#fff}
.field .hint{font-size:.82rem;color:var(--slate)}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:.92rem;color:var(--slate);margin:6px 0 20px}
.consent input{width:20px;height:20px;flex:none;margin-top:2px;accent-color:var(--magenta)}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.form-note{font-size:.85rem;color:var(--slate);margin-top:14px}
.alert{padding:15px 18px;border-radius:11px;margin-bottom:22px;font-weight:600;font-size:.95rem}
.alert--ok{background:#e7f7ef;color:#0c7a4f;border:1px solid #bfe9d4}
.alert--err{background:#fdeaef;color:#b0023a;border:1px solid #f6c4d2}

/* file upload */
.filebox{border:1.6px dashed var(--line);border-radius:11px;padding:18px;text-align:center;color:var(--slate);
  background:#fcfdfe;cursor:pointer;transition:.2s;font-size:.92rem}
.filebox:hover{border-color:var(--petrol);color:var(--petrol)}
.filebox svg{width:30px;height:30px;color:var(--petrol-300);flex:none}
.filebox input{display:none}

/* ---------- Detail page content ---------- */
.prose{max-width:760px}
.prose h2{margin-top:1.4em}
.feature-list{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.feature-list li{display:flex;gap:.85em;align-items:flex-start;color:var(--slate);
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px}
.feature-list li svg{width:22px;height:22px;flex:none;color:var(--magenta);margin-top:2px}
.feature-list li b{color:var(--petrol-900)}
.detail-layout{display:grid;grid-template-columns:1.4fr .6fr;gap:42px;align-items:start}
.aside-card{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;position:sticky;top:calc(var(--nav-h) + 20px)}
.aside-card h3{font-size:1.15rem}
.aside-card .other{list-style:none;padding:0;margin:14px 0 0}
.aside-card .other a{display:block;padding:11px 0;border-top:1px solid var(--line);font-weight:600;color:var(--petrol-900);font-size:.95rem}
.aside-card .other a:hover{color:var(--magenta)}

/* ---------- Reviews ---------- */
.review{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;display:flex;flex-direction:column;gap:14px}
.stars{display:flex;gap:3px;color:#f5a623}
.stars svg{width:19px;height:19px}
.review p{font-style:italic;color:var(--ink);margin:0}
.review .who{display:flex;align-items:center;gap:12px;margin-top:auto}
.review .av{width:42px;height:42px;border-radius:50%;background:var(--petrol);color:#fff;display:grid;place-items:center;font-weight:800}
.review .who b{display:block;color:var(--petrol-900);font-size:.95rem}
.review .who small{color:var(--slate)}
.placeholder-note{background:#fff7e6;border:1px solid #f3dca0;color:#8a6400;border-radius:12px;padding:16px 20px;font-size:.92rem;margin-bottom:28px}

/* ---------- Map consent ---------- */
.map-consent{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  min-height:380px;background:#dde9ee;display:grid;place-items:center;text-align:center}
.map-consent .inner{max-width:430px;padding:34px}
.map-consent svg.pin{width:46px;height:46px;color:var(--petrol);margin:0 auto 14px}
.map-consent p{color:var(--slate);font-size:.93rem}
.map-consent iframe{width:100%;height:100%;min-height:380px;border:0;display:block}

/* ---------- Legal pages ---------- */
.legal{max-width:820px}
.legal h2{font-size:1.4rem;margin-top:1.6em}
.legal h3{font-size:1.1rem;margin-top:1.2em}
.legal p,.legal li{color:var(--slate)}
.legal .ph{background:#fff7e6;border:1px solid #f3dca0;color:#8a6400;padding:2px 8px;border-radius:6px;font-weight:600;font-size:.9em}

/* ---------- Footer ---------- */
.site-footer{background:var(--petrol-900);color:#a9c8d4;padding:72px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;margin-bottom:44px}
.site-footer img.flogo{height:40px;margin-bottom:18px}
.site-footer h4{color:#fff;font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:18px}
.site-footer ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px}
.site-footer a{color:#a9c8d4;font-size:.95rem}
.site-footer a:hover{color:#fff}
.fcontact{display:flex;flex-direction:column;gap:8px;font-size:.95rem}
.fbadges{display:flex;flex-direction:column;gap:10px;margin-top:6px}
.fbadge{display:inline-flex;align-items:center;gap:.6em;font-size:.85rem;color:#cfe2ea}
.fbadge .dot{width:8px;height:8px;border-radius:50%;background:var(--magenta)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:24px;display:flex;
  justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:.86rem;color:#7fa0ae}
.foot-bottom a{color:#7fa0ae}.foot-bottom a:hover{color:#fff}
.vervo{font-weight:700;color:#cfe2ea}.vervo:hover{color:#fff}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}
.reveal.d4{transition-delay:.32s}.reveal.d5{transition-delay:.40s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.sec-head{max-width:660px;margin-bottom:48px}
.sec-head.center{margin-inline:auto}

/* ===================================================================
   RESPONSIVE  — Burger breakpoint at <=980px (per Vervo standard)
   =================================================================== */
@media (max-width:1100px){
  .hero .container{grid-template-columns:1fr;gap:40px}
  .hero-art{max-width:520px}
  .detail-layout{grid-template-columns:1fr;gap:30px}
  .aside-card{position:static}
}
@media (max-width:980px){
  :root{--nav-h:68px}
  .burger{display:block}
  .nav-cta .btn{display:none}
  .nav-links{position:fixed;inset:var(--nav-h) 0 0 0;flex-direction:column;align-items:stretch;
    background:#fff;padding:22px;gap:4px;transform:translateX(100%);transition:transform .35s var(--ease);
    overflow-y:auto;box-shadow:none}
  body.nav-open .nav-links{transform:translateX(0)}
  .site-header{--nav-c:var(--petrol-900)}
  .nav-links a{padding:14px 12px;font-size:1.08rem;border-bottom:1px solid var(--line);border-radius:0}
  .nav-links li:not(.has-sub) a.active::after{display:none}
  .has-sub{display:flex;flex-wrap:wrap;align-items:stretch}
  .has-sub>a{flex:1 1 auto}
  .has-sub>a::after{display:none}
  .sub-toggle{display:flex;align-items:center;justify-content:center;flex:none;width:54px;
    background:none;border:0;border-bottom:1px solid var(--line);cursor:pointer;color:var(--petrol-900)}
  .sub-toggle::before{content:"";width:9px;height:9px;border-right:2px solid currentColor;
    border-bottom:2px solid currentColor;transform:rotate(45deg);margin-top:-3px;transition:transform .25s var(--ease)}
  .has-sub.sub-open .sub-toggle::before{transform:rotate(-135deg);margin-top:3px}
  .submenu{flex:1 1 100%;position:static;visibility:visible;opacity:1;transform:none;box-shadow:none;border:0;
    min-width:0;margin:0 0 2px 12px;border-left:2px solid var(--bg-panel);
    max-height:0;overflow:hidden;padding:0 0 0 14px;transition:max-height .32s var(--ease)}
  .has-sub.sub-open .submenu{max-height:600px;padding:4px 0 8px 14px}
  .submenu a{font-size:.98rem;padding:11px 12px;border-bottom:0;color:var(--slate)}
  /* opaque header on mobile when scrolled (backdrop-filter disabled) */
  .site-header.scrolled{background:#fff;-webkit-backdrop-filter:none;backdrop-filter:none}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .gallery{column-count:2}
  .steps{grid-template-columns:1fr 1fr}
  .step:not(:last-child)::after{display:none}
  .contact-grid{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:640px){
  body{font-size:16px}
  .container{padding-inline:18px}
  .grid-3,.grid-2,.split,.claims{grid-template-columns:1fr}
  .gallery{column-count:1}
  .steps{grid-template-columns:1fr}
  .fgrid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{text-align:center;justify-content:center}
  .hero-meta{gap:18px}
  .hero-badges{position:static;margin-top:16px}
}