/* ==========================================================================
   Niko's Blitzblank Gebäudeservice — style.css
   Dunkles Premium-Theme in Gold/Anthrazit, fließende Übergänge & Reveal-Animationen.
   ========================================================================== */

:root{
  --ink:#08090b;
  --ink-2:#0c0d10;
  --panel:#121317;
  --panel-2:#17181d;
  --line:rgba(201,162,75,.28);
  --line-soft:rgba(255,255,255,.09);
  --gold:#c9a24b;
  --gold-2:#f0d488;
  --text:#f6f4ee;
  --muted:#b9b4a7;
  --muted-2:#8c887c;
  --shadow:0 30px 90px rgba(0,0,0,.45);
  --shadow-sm:0 14px 40px rgba(0,0,0,.3);
  --radius-lg:26px;
  --radius:20px;
  --radius-sm:14px;
  --ease:cubic-bezier(.16,.8,.36,1);
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.menu-open{overflow:hidden}

a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
svg{display:block}
.icon{width:1em;height:1em;fill:none;flex:none}

.container{width:min(var(--container),92%);margin:0 auto}

.skip-link{
  position:absolute;left:16px;top:-60px;z-index:1000;
  background:var(--gold-2);color:#111;padding:12px 18px;border-radius:10px;
  font-weight:700;transition:top .25s var(--ease);
}
.skip-link:focus{top:16px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 26px;border-radius:999px;font-weight:700;font-size:.98rem;
  border:1px solid var(--gold);cursor:pointer;transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .35s var(--ease),color .35s var(--ease);
  white-space:nowrap;
}
.btn .icon{width:1.15em;height:1.15em}
.btn:hover{transform:translateY(-3px)}
.btn:active{transform:translateY(-1px)}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#161206;box-shadow:0 14px 34px rgba(201,162,75,.18)}
.btn-gold:hover{box-shadow:0 20px 46px rgba(201,162,75,.32)}
.btn-ghost{background:rgba(255,255,255,.03);color:var(--text);border-color:var(--line-soft)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-2)}
.btn-block{width:100%}

/* ---------- Header ---------- */
header{
  position:fixed;inset:0 0 auto;z-index:100;
  background:rgba(8,9,11,.7);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line-soft);
  transition:background .35s var(--ease),box-shadow .35s var(--ease);
}
header.scrolled{background:rgba(8,9,11,.92);box-shadow:0 10px 30px rgba(0,0,0,.28)}
.nav-bar{height:84px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px}
.brand .icon{width:38px;height:38px;color:var(--gold-2)}
.brand strong{font-family:Georgia,"Iowan Old Style","Times New Roman",serif;font-size:1.2rem;letter-spacing:.01em;color:var(--text);white-space:nowrap}
.brand strong span{color:var(--gold-2)}

.nav-links{display:flex;align-items:center;gap:8px}
.nav-links a:not(.btn){
  position:relative;padding:10px 14px;border-radius:999px;font-size:.94rem;color:#e9e7e0;
  transition:color .25s var(--ease),background .25s var(--ease);
}
.nav-links a:not(.btn):hover{color:var(--gold-2);background:rgba(255,255,255,.05)}
.nav-links a.active:not(.btn){color:var(--gold-2)}
.nav-cta{display:flex;align-items:center;gap:10px;margin-left:8px}

.menu-btn{
  display:none;background:none;border:1px solid var(--line-soft);color:var(--text);
  border-radius:12px;width:46px;height:46px;align-items:center;justify-content:center;cursor:pointer;
}
.menu-btn .icon{width:22px;height:22px}
.menu-btn .icon.close{display:none}

.nav-overlay{
  position:fixed;inset:0;background:rgba(5,5,6,.6);backdrop-filter:blur(2px);
  opacity:0;pointer-events:none;transition:opacity .35s var(--ease);z-index:98;
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--ink);
  padding-top:150px;padding-bottom:110px;
}
.hero-glow{
  position:absolute;inset:-20% -10% auto auto;width:60vw;height:60vw;max-width:900px;max-height:900px;
  background:radial-gradient(circle,rgba(201,162,75,.16),transparent 62%);
  filter:blur(10px);pointer-events:none;animation:drift 16s ease-in-out infinite;
}
.hero-glow.two{inset:auto auto -30% -15%;width:50vw;height:50vw;background:radial-gradient(circle,rgba(240,212,136,.09),transparent 60%);animation-duration:22s;animation-delay:-4s}
@keyframes drift{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-4%,4%) scale(1.06)}}

.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:64px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;color:var(--gold-2);font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;font-size:.76rem;
}
.eyebrow::before{content:"";width:30px;height:2px;background:linear-gradient(90deg,var(--gold),transparent)}

h1{
  font-family:Georgia,"Iowan Old Style","Times New Roman",serif;
  font-size:clamp(2.7rem,5.6vw,5.4rem);line-height:1.02;letter-spacing:-.02em;
  margin:22px 0 20px;font-weight:400;
}
h1 em,h2 em{font-style:normal;color:var(--gold-2)}

.hero p.lead{font-size:1.14rem;color:#ddd8cd;max-width:600px}
.actions{display:flex;gap:14px;flex-wrap:wrap;margin:32px 0 30px}
.trust-row{display:flex;gap:26px;flex-wrap:wrap}
.trust{display:flex;gap:9px;align-items:center;color:#eae7de;font-size:.92rem}
.trust .icon{width:18px;height:18px;color:var(--gold-2)}

.hero-visual{position:relative;justify-self:end;width:100%;max-width:440px}
.hero-card{
  position:relative;border:1px solid var(--line);border-radius:var(--radius-lg);
  background:linear-gradient(165deg,var(--panel-2),var(--panel) 60%,var(--ink-2));
  padding:38px 30px 30px;box-shadow:var(--shadow);
  animation:float 7s ease-in-out infinite;
}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.hero-card .glass{
  aspect-ratio:1/1;border-radius:18px;border:1px solid var(--line-soft);
  background:radial-gradient(circle at 32% 28%,rgba(240,212,136,.16),transparent 55%),
             linear-gradient(155deg,#1b1c20,#0c0d10 70%);
  display:grid;place-items:center;overflow:hidden;position:relative;
}
.hero-card .glass .icon{width:44%;height:44%;color:var(--gold-2);opacity:.9}
.hero-card .glass::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,transparent 40%,rgba(255,255,255,.12) 50%,transparent 60%);
  transform:translateX(-120%);animation:sheen 5s ease-in-out infinite;
}
@keyframes sheen{0%,20%{transform:translateX(-120%)}55%,100%{transform:translateX(120%)}}
.hero-card .mini{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:22px}
.hero-card .mini div{font-size:.82rem;color:var(--muted);text-align:center}
.hero-card .mini strong{display:block;color:var(--text);font-size:1.02rem;font-family:Georgia,serif}

/* ---------- Wave divider ---------- */
.wave{display:block;width:100%;height:auto;position:relative;z-index:1;margin-bottom:-1px}
.wave path{fill:var(--panel)}

/* ---------- Section basics ---------- */
section{padding:120px 0}
.section-top{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:50px}
.section-top p{max-width:560px;color:var(--muted);margin:0}
.kicker{color:var(--gold-2);font-weight:700;letter-spacing:.13em;text-transform:uppercase;font-size:.74rem}
h2{font-family:Georgia,"Iowan Old Style","Times New Roman",serif;font-size:clamp(2.1rem,4.2vw,3.6rem);line-height:1.06;margin:10px 0;font-weight:400}

/* ---------- Services ---------- */
.services{background:var(--panel);position:relative}
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.service{
  position:relative;padding:30px 26px;border-radius:var(--radius);
  border:1px solid var(--line-soft);background:linear-gradient(165deg,var(--panel-2),var(--ink-2));
  transition:transform .4s var(--ease),border-color .4s var(--ease),box-shadow .4s var(--ease);
}
.service:hover{transform:translateY(-8px);border-color:var(--line);box-shadow:var(--shadow-sm)}
.service-icon{
  width:54px;height:54px;border-radius:16px;display:grid;place-items:center;margin-bottom:20px;
  background:linear-gradient(155deg,rgba(240,212,136,.16),rgba(201,162,75,.05));
  border:1px solid var(--line);color:var(--gold-2);
}
.service-icon .icon{width:26px;height:26px}
.service h3{margin:0 0 10px;font-size:1.14rem;font-weight:700}
.service p{margin:0;color:var(--muted);font-size:.94rem}

/* ---------- About ---------- */
.about{background:var(--ink-2)}
.about-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:70px;align-items:center}
.about-visual{position:relative}
.about-card{
  border-radius:var(--radius-lg);border:1px solid var(--line);
  background:radial-gradient(circle at 25% 20%,rgba(240,212,136,.12),transparent 55%),
             linear-gradient(160deg,var(--panel-2),var(--ink-2) 75%);
  box-shadow:var(--shadow);aspect-ratio:4/5;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:18px;padding:30px;text-align:center;
}
.about-card .icon{width:76px;height:76px;color:var(--gold-2)}
.about-card b{font-family:Georgia,serif;font-size:1.5rem;font-weight:400}
.about-card span{color:var(--muted);font-size:.94rem}
.badge-float{
  position:absolute;left:-18px;bottom:-18px;background:var(--ink);border:1px solid var(--gold);
  border-radius:16px;padding:16px 20px;box-shadow:var(--shadow-sm);
}
.badge-float b{display:block;color:var(--gold-2);font-family:Georgia,serif;font-size:1.5rem;font-weight:400}
.badge-float span{color:var(--muted);font-size:.82rem}

.lead{font-size:1.1rem;color:#ddd8cd}
.checks{display:grid;gap:15px;margin:26px 0 30px}
.check{display:flex;gap:14px;align-items:flex-start}
.check .icon{width:20px;height:20px;color:var(--gold-2);margin-top:3px;flex:none}
.check p{margin:0;color:#e5e2d9}

/* ---------- Stats ---------- */
.stats{padding:0;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);background:var(--panel)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{text-align:center;padding:46px 18px;border-right:1px solid var(--line-soft)}
.stat:last-child{border-right:0}
.stat b{display:block;color:var(--gold-2);font-size:2.4rem;font-family:Georgia,serif;font-weight:400}
.stat span{color:var(--muted);font-size:.88rem}

/* ---------- Area ---------- */
.area{background:var(--ink-2);position:relative}
.area-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.area-box{border:1px solid var(--line-soft);border-radius:var(--radius);padding:32px;background:var(--panel)}
.area-box h3{margin:0 0 20px;font-size:1.15rem}
.area-list{display:flex;flex-wrap:wrap;gap:10px}
.pill{padding:9px 15px;border:1px solid var(--line-soft);border-radius:999px;color:#e4e1d8;font-size:.9rem;background:var(--panel-2)}
.step{display:flex;gap:16px;align-items:flex-start;margin-bottom:18px}
.step:last-child{margin-bottom:0}
.step span{
  flex:none;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#161206;font-weight:700;font-size:.86rem;
}
.step p{margin:0;color:#e5e2d9;padding-top:6px}

/* ---------- Showcase (Einblicke, ohne Fotos) ---------- */
.showcase{background:var(--panel)}
.showcase-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.showcase-tile{
  border-radius:var(--radius);border:1px solid var(--line-soft);padding:26px 18px;text-align:center;
  background:linear-gradient(165deg,var(--panel-2),var(--ink-2));transition:transform .35s var(--ease),border-color .35s var(--ease);
}
.showcase-tile:hover{transform:translateY(-6px);border-color:var(--line)}
.showcase-tile .icon{width:34px;height:34px;color:var(--gold-2);margin:0 auto 14px}
.showcase-tile span{font-size:.86rem;color:var(--muted);font-weight:600}

/* ---------- Contact / Form ---------- */
.form-section{background:var(--ink-2)}
.form-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:46px;align-items:start}
.contact-panel{
  position:sticky;top:120px;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:34px 30px;background:linear-gradient(165deg,var(--panel-2),var(--ink-2));box-shadow:var(--shadow-sm);
}
.contact-line{display:flex;gap:15px;align-items:flex-start;margin:20px 0}
.contact-line .ico{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;flex:none;
  background:rgba(201,162,75,.08);border:1px solid var(--gold);color:var(--gold-2);
}
.contact-line .ico .icon{width:20px;height:20px}
.contact-line strong{display:block;font-size:.95rem}
.contact-line span,.contact-line a{color:var(--muted);font-size:.92rem}
.contact-line a:hover{color:var(--gold-2)}

form{
  border:1px solid var(--line-soft);border-radius:var(--radius-lg);padding:34px;
  background:var(--panel);box-shadow:var(--shadow-sm);
}
.fields{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:grid;gap:8px}
.field.full{grid-column:1/-1}
label{font-weight:600;font-size:.86rem;color:#e9e7e0}
label .req{color:var(--gold-2)}
input,select,textarea{
  width:100%;background:var(--ink);border:1px solid var(--line-soft);color:var(--text);
  border-radius:12px;padding:14px 16px;font:inherit;outline:none;transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
input::placeholder,textarea::placeholder{color:var(--muted-2)}
input:focus,select:focus,textarea:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,162,75,.14)}
textarea{min-height:130px;resize:vertical}
.hp-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-note{color:var(--muted-2);font-size:.8rem;margin:16px 0 20px;line-height:1.6}
.form-actions{display:flex;gap:12px;flex-wrap:wrap}
.form-actions .btn{flex:1;min-width:220px}
.notice{
  display:none;margin-bottom:18px;padding:14px 16px;border-radius:12px;font-size:.92rem;
  border:1px solid var(--line-soft);
}
.notice.show{display:block}
.notice.ok{background:rgba(120,200,150,.08);border-color:rgba(120,200,150,.4);color:#bfe8cf}
.notice.err{background:rgba(220,110,110,.08);border-color:rgba(220,110,110,.4);color:#f3c7c7}

/* ---------- CTA ---------- */
.cta{padding:70px 0;background:linear-gradient(120deg,var(--gold-2),var(--gold));color:#171207;position:relative;overflow:hidden}
.cta-box{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta h2{margin:0;color:#171207}
.cta p{margin:8px 0 0;color:#3a2d0f}
.cta .btn{background:#171207;border-color:#171207;color:#fff}
.cta .btn:hover{background:#0d0a04}

/* ---------- Footer ---------- */
footer{padding:70px 0 26px;background:var(--ink);border-top:1px solid var(--line-soft)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot-brand .icon{width:30px;height:30px;color:var(--gold-2)}
.foot-brand strong{font-family:Georgia,serif;font-size:1.1rem}
footer p{color:var(--muted);max-width:280px}
footer h3{color:var(--gold-2);font-size:.92rem;letter-spacing:.06em;text-transform:uppercase;margin:0 0 16px}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
footer li a,footer li{color:var(--muted);font-size:.94rem}
footer li a:hover{color:var(--gold-2)}
.foot-contact{display:grid;gap:10px}
.foot-contact a{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:.94rem}
.foot-contact a:hover{color:var(--gold-2)}
.foot-contact .icon{width:16px;height:16px;color:var(--gold-2)}
.copy{
  border-top:1px solid var(--line-soft);margin-top:46px;padding-top:22px;
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:var(--muted-2);font-size:.82rem;
}
.copy a{color:var(--muted-2)}
.copy a:hover{color:var(--gold-2)}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0s)}
.reveal.show{opacity:1;transform:translateY(0)}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .showcase-grid{grid-template-columns:repeat(3,1fr)}
  .about-grid,.form-grid{grid-template-columns:1fr}
  .contact-panel{position:static}
}
@media (max-width:1320px){
  .nav-links{display:none}
  .menu-btn{display:flex}
}
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{justify-self:start;max-width:360px}
  .area-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2n){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line-soft)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .nav-bar{height:72px}
  .hero{padding-top:120px;padding-bottom:80px}
  section{padding:80px 0}
  .section-top{display:block}
  .section-top p{margin-top:16px}
  .service-grid,.fields,.showcase-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr;gap:30px}
  .copy{flex-direction:column}
  .actions .btn,.form-actions .btn{width:100%}
  .cta-box{justify-content:center;text-align:center}
}

/* Mobile nav panel */
@media (max-width:1320px){
  .nav-links.open{
    display:flex;position:fixed;inset:0 0 auto auto;top:72px;width:min(320px,86vw);height:calc(100vh - 72px);
    background:var(--panel);border-left:1px solid var(--line-soft);
    flex-direction:column;align-items:stretch;padding:26px;gap:6px;z-index:99;
    box-shadow:var(--shadow);transform:translateX(0);transition:transform .4s var(--ease);
  }
  .nav-links.open a:not(.btn){padding:14px 12px;font-size:1.02rem}
  .nav-links .nav-cta{margin:14px 0 0;flex-direction:column;align-items:stretch}
  .nav-overlay.show{opacity:1;pointer-events:auto}
}