html {
    background-color: #000;
}

/* hero */
header.hero {
  position: relative;
  min-height: 320px;        
  display: grid;
  place-items: center;
  overflow: hidden;
  isolation: isolate;    
  z-index: 3;    
}

header.hero::before{
  content:"";
  position:absolute; inset:0;
  background: url("/css/img/headrbg.jpg") center / cover no-repeat;
  z-index: -1;
  /* lekki overlay, żeby tekst/nav był czytelny */
  filter: saturate(.95) contrast(.95) brightness(.9);
}

header.hero::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(0,0,0,.25), rgba(0,0,0,.15) 40%, rgba(0,0,0,0) 70%);
  z-index: -1;
}

@media (min-width: 1200px){
  header.hero::before{
    background-attachment: fixed;
  }
}

@media (prefers-reduced-motion: reduce){
  header.hero::before{
    background-attachment: scroll !important;
  }
}

.marginess {
    margin-right: 10px;
}
.activee {
    color: #ebc55c;
}
.dropdown-menu {
    border: none;
    border-radius: 0% 25% 5% 25%;
    background-color: rgba(255, 255, 255, 0.2);
}

.dropdown-menu .dropdown-item {
    color: #fff !important;
    font-size: 0.9rem;  
    padding: .4rem 1rem; 
}

.dropdown-menu .dropdown-item:hover,
.dropdown-menu .dropdown-item:focus {
    background-color: rgba(255, 255, 255, 0);
    color: #ebc55c !important; 
}

.container-h1{
    display: flex;
    justify-content: space-evenly;
    flex-wrap: wrap;
    align-items: center;
    padding-top: 2rem;
    gap: 10rem;
}
.diamond-napis{
  inline-size: clamp(350px, 46vw, 640px); 
  height: auto;
}

.diamond-logo {
    width: 400px;
    height: auto;
    max-width: 100%;
}

.header-sm-logo{
    width: 100px;
    height: auto;
    max-width: 100%;

}
.margines {
    width: 100%;
    max-width: 110rem;
    margin-inline: auto;
    padding-inline: var(--bs-gutter-x, 1rem);
}
header a {
    font-family: Verdana, Geneva, Tahoma, monospace;
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: .15rem;
    margin-right:  40px;
    color: #999999;
    font-weight: bold;
}



:root { --brand:#ebc55c; }

.navbar .nav-link { position: relative; font-weight: 600; }

.nav-underline::after{
    content:"";
    position:absolute; left:.6rem; right:.6rem; bottom:.35rem;
    height:2px; background:transparent;
    transform:scaleX(0); transform-origin:center;
    transition:transform .22s ease, background-color .22s ease;
}
.nav-underline:hover::after{ background:var(--brand); transform:scaleX(1); }
.nav-link.active{ color:var(--brand) !important; }
.nav-link.active.nav-underline::after{ background:var(--brand); transform:scaleX(1); }

.navbar .dropdown-toggle.nav-underline::after{
    position: static; left:auto; right:auto; bottom:auto; height:auto;
    background: none !important; transform: none !important; transition: none !important;
}

.navbar .dropdown-toggle.nav-underline::before{
    content:"";
    position:absolute; left:.6rem; right:.6rem; bottom:.35rem;
    height:2px; background:transparent;
    transform:scaleX(0); transform-origin:center;
    transition:transform .22s ease, background-color .22s ease;
}
.navbar .dropdown-toggle.nav-underline:hover::before,
.navbar .dropdown-toggle.nav-underline[aria-expanded="true"]::before,
.navbar .dropdown-toggle.nav-underline.active::before{
    background:var(--brand);
    transform:scaleX(1);
}

body{
  background: rgb(0,0,0);
  background: linear-gradient(90deg, rgba(0,0,0,1) 31%, rgb(31, 31, 31) 100%, rgb(36, 30, 7) 100%);

  position: relative; 
}

body::before{
  content:"";
  position: fixed;
  inset: 0;

  background: url("/css/img/bg-img-blur.png") left center / auto 100% no-repeat;
  opacity: .16;
  pointer-events: none;
  z-index: 0;

  -webkit-mask-image:
    linear-gradient(
      to right,
      #000 0%,
      #000 22%,
      rgba(0,0,0,.75) 40%,
      rgba(0,0,0,.35) 55%,
      rgba(0,0,0,.12) 66%,
      transparent 75%,
      transparent 100%
    ),
    linear-gradient(to bottom, transparent 0%, #000 20%, #000 80%, transparent 100%);
  -webkit-mask-composite: source-in;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-size: 100% 100%;

  mask-image:
    linear-gradient(
      to right,
      #000 0%,
      #000 22%,
      rgba(0,0,0,.75) 40%,
      rgba(0,0,0,.35) 55%,
      rgba(0,0,0,.12) 66%,
      transparent 75%,
      transparent 100%
    ),
    linear-gradient(to bottom, transparent 0%, #000 20%, #000 80%, transparent 100%);
  mask-composite: intersect;
  mask-repeat: no-repeat;
  mask-size: 100% 100%;

  filter: saturate(.9) contrast(.9);
}

header {position: relative; z-index: 3;}
main, footer{ position: relative; z-index: 1; }

.container-7xl {
    width: 100%;
    max-width: 80rem;
    margin-inline: auto;
    padding-inline: var(--bs-gutter-x, 1rem);
}

@media screen and (max-width: 1100px) {
    .diamond-logo{
        display: none;
    }
}

@media screen and (min-width: 200px) {
    main p,
    footer p,
    main button{
        font-size: 1rem;
    }
}
@media screen and (min-width: 600px) {
    main p,
    footer p,
    main button{
      font-size: 1rem;
    }
}
@media screen and (min-width: 900px) {
    main p,
    main button{
      font-size: 1rem;
    }
    footer p{
        font-size: 1rem;
    }
}
@media screen and (min-width: 200px) {
    .h2home,
    .h2home-right {
      font-size: 1.5rem;
    }
}
@media screen and (min-width: 600px) {
    .h2home,
    .h2home-right {
      font-size: 2rem;
    }
}
@media screen and (min-width: 1100px) {
    .h2home,
    .h2home-right {
      font-size: 2.5rem;
    }
}


.h2home {
    font-family: Verdana, Geneva, Tahoma, monospace;
    font-weight: bold;
    color: #adadad;
    text-align: left;
    letter-spacing: 2px;
}
.h2home-right {
    font-family: Verdana, Geneva, Tahoma, monospace;
    font-weight: bold;
    color: #ebc55c;
    text-align: right;
    letter-spacing: 2px;
}
.margin-top{
    margin-top: 2rem;
}
.margin-items {
    margin-top: 5%;
    margin-bottom: 5%;
    margin-left: 3px;
    margin-right: 3px;
}

:root{
  --brand:#ebc55c; 
  --th: 3px;       
  --len: 123px;     
}
.p1, .p2, .p-sr{
  position: relative;
  padding: 10px 12px;
  color: #999999;
    font-family: Verdana, Geneva, Tahoma, monospace;

}

.p1::before, .p1::after{
  content:""; position:absolute; border-radius:2px;
}
.p1::before{
  left:0; top:0; height:var(--th); width:var(--len);
  background: linear-gradient(90deg, var(--brand), rgba(235,197,92,0));
}
.p1::after{
  left:0; top:0; width:var(--th); height:var(--len);
  background: linear-gradient(180deg, var(--brand), rgba(235,197,92,0));
}
.p1{ text-align:left; }

.p2::before, .p2::after{
  content:""; position:absolute; border-radius:2px;
}
.p2::before{ 
  right:0; top:0; height:var(--th); width:var(--len);
  background: linear-gradient(270deg, var(--brand), rgba(235,197,92,0));
}
.p2::after{ 
  right:0; top:0; width:var(--th); height:var(--len);
  background: linear-gradient(180deg, var(--brand), rgba(235,197,92,0));
}
.p2{ text-align:right; }

.p-sr::before, .p-sr::after{
  content:""; position:absolute; top:0; height:var(--th); width:var(--len);
  border-radius:2px;
}
.p-sr::before{ left:0;
  background: linear-gradient(90deg, var(--brand), rgba(235,197,92,0));
}
.p-sr::after{ right:0;
  background: linear-gradient(270deg, var(--brand), rgba(235,197,92,0));
}
.p-sr{ text-align:center; }

.p1:hover::before,
.p2:hover::before,
.p-sr:hover::before,
.p1:hover::after,
.p2:hover::after,
.p-sr:hover::after{
  filter: brightness(1.05);
}



:root{ --brand:#ebc55c; }

.btn-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  text-decoration:none;

  font-family: Verdana, Geneva, Tahoma, monospace;
  font-weight:700;
  letter-spacing:2px;
  font-size: clamp(.85rem, 2.6vw, 1rem);

  padding: clamp(10px, 2.8vw, 12px) clamp(14px, 4.5vw, 22px);

  min-width: clamp(140px, 42vw, 240px);
  max-width: 100%;
  width: auto;

  margin: 10px;

  background-color: transparent;
  background-image: linear-gradient(90deg, var(--brand), var(--brand));
  background-repeat: no-repeat;
  background-size: 0% 100%;
  background-position: 0 0;

  color:#8b8b8b;
  border:2px solid var(--brand);
  border-radius:12px;

  transition:
    background-size .35s ease,
    color .35s ease,
    transform .15s ease,
    box-shadow .2s ease;
  cursor:pointer;
}

.btn-cta:hover{
  background-size: 100% 100%;
  color:#1a1a1a;
  box-shadow: 0 6px 16px rgba(255, 204, 0, .18);
}

.btn-cta.btn-cta--ghost{
  background-image:none;
  color:#d2d2d2;
}
.btn-cta.btn-cta--ghost:hover{
  background-image: linear-gradient(90deg, var(--brand), var(--brand));
  background-size:100% 100%;
  color:#1a1a1a;
}

@media (max-width: 576px){
  .btn-cta{
    min-width: 0;
    width: 100%;
    margin: 8px 0;
    letter-spacing: 1.5px;         
  }
  .btn-row, .btn-wrap, .btn-group{
    flex-wrap: wrap;
  }
}

/* card */
.svc-card{
  position:relative; display:block; border-radius:16px; overflow:hidden;
  border:1px solid rgba(255,255,255,.1);
  background: rgba(255,255,255,.03);
  height: 240px;
  text-decoration:none;
  transition: transform .25s ease, border-color .2s ease, box-shadow .25s ease;
}
.svc-card:hover{ transform: translateY(-3px); border-color: rgba(235,197,92,.35); box-shadow:0 14px 32px rgba(0,0,0,.35); }

.svc-card__bg{
  position:absolute; inset:0; background-position:center; background-size:cover;
  filter: saturate(.9) contrast(.95) brightness(.85);
}
.svc-card__bg--ppf{    background-image: url("/css/img/ppf.jpg"); }
.svc-card__bg--lamps{  background-image: url("/css/img/lamps.jpg"); }

/* gradient pod tekst, żeby zawsze czytelny */
.svc-card::after{
  content:""; position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 35%, rgba(0,0,0,.55) 85%);
}

.svc-card__inner{
  position:absolute; inset:auto 0 0 0; padding:1rem 1.1rem; z-index:1;
}

.svc-title{ margin:0 0 .2rem; font-weight:900; color:#c4c4c4; font-size: clamp(1.05rem, 2.2vw, 1.4rem); }
.svc-desc{ margin:0; color:#999999; font-size: .98rem; line-height:1.5; }
.svc-link{ display:inline-block; margin-top:.45rem; color:#ebc55c; font-weight:700; }

/* Sekcja: Specjalizacje */
.feature-card{
  height: 100%;
  padding: 1.1rem 1.1rem;
  border-radius: 1px 1px 20px 20px;
  background: rgba(255,255,255,.045);
  border: 1px solid rgba(255,255,255,.10);
  backdrop-filter: blur(2px);
  display: flex;
  flex-direction: column;
  gap: .45rem;
  transition: transform .2s ease, border-color .2s ease, background-color .2s ease, box-shadow .2s ease;
}

.feature-card{
  height: 100%;
  padding: 1.1rem;
  border-radius: 12px;
  background: rgba(255,255,255,.045);
  border: 1px solid rgba(255,255,255,.10);
  backdrop-filter: blur(2px);
  display: flex;
  flex-direction: column;
  gap: .45rem;
  position: relative;
  overflow: hidden;
  transition: transform .2s ease, border-color .2s ease, background-color .2s ease, box-shadow .2s ease;
}

.feature-card::after{
  content:""; position:absolute; inset:0; border-radius:12px; pointer-events:none;
  background: linear-gradient(135deg, rgba(235,197,92,.18), rgba(235,197,92,0) 45%);
  opacity:.6;
}

.feature-title{
  font-weight: 800; letter-spacing: .02em; color: #ebc55c;
  font-size: 1.3rem; display: inline-flex; align-items: center; gap: .5rem;
}
.feature-title::before{ content:"✧"; font-size:1.1em; line-height:1; color:#ebc55c; opacity:.9; }

.feature-card p{ margin:0; color:#999999; font-size:1rem; line-height:1.6; }

.feature-card:hover{
  transform: translateY(-2px);
  background: rgba(255,255,255,.06);
  border-color: rgba(235,197,92,.28);
  box-shadow: 0 8px 24px rgba(0,0,0,.28);
}

:root{ --brand:#ebc55c; }

.steps-timeline{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(10px, 2.8vw, 26px);
  margin: 0;
  padding: clamp(8px, 1.5vw, 14px) clamp(6px, 2vw, 12px);
  list-style: none;
  position: relative;
}

.steps-timeline::before{
  content:"";
  position:absolute;
  top: 42px; left: 0; right: 0;   
  height: 2px;
  background: linear-gradient(90deg, rgba(235,197,92,.18), rgba(235,197,92,.06));
  pointer-events:none;
}

.step{
  text-align: center;
  position: relative;
  padding-top: 26px;  
}

.step-dot{
  position: absolute;
  top: 36px; left: 50%;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--brand);
  transform: translateX(-50%);
  box-shadow: 0 0 0 6px rgba(235,197,92,.12);
  z-index: 1;
}

.step-num{
  position:absolute; top: 0; left: 50%;
  transform: translateX(-50%);
  min-width: 34px; height: 34px; line-height: 34px;
  border-radius: 999px;
  font-weight: 800;
  color: #111;
  background: var(--brand);
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 6px 16px rgba(0,0,0,.25);
}

.step-label{
  margin-top: 48px;          
  font-weight: 800;
  letter-spacing: .02em;
  color: #787878;
  font-size: clamp(1rem, 2vw, 1.1rem);
}

.step-desc{
  margin: .25rem auto 0;
  color: #999999;
  font-size: .98rem;
  line-height: 1.55;
  max-width: 34ch;
}

.step:hover .step-dot{ box-shadow: 0 0 0 8px rgba(235,197,92,.18); }
.step:hover .step-num{ filter: brightness(1.05); transform: translateX(-50%) translateY(-1px); }

@media (max-width: 768px){
    /* wyłącz poziomą linię z wersji desktop */
  .steps-timeline::before{
    content: none !important;
    display: none !important;
    background: none !important;
  }
  
  :root{
    --axis-x: 1.25rem;  
    --pad-left: 2.8rem; 
    --text-pad: 1.1rem; 
  }

  .steps-timeline{
    grid-template-columns: 1fr;
    gap: 18px;
    padding-left: var(--pad-left);
    position: relative;
    isolation: isolate;

    --axis-abs: calc(var(--axis-x));              
    background-image: linear-gradient(180deg, rgba(235,197,92,.45), rgba(235,197,92,.18));
    background-repeat: no-repeat;
    background-size: 2px 100%;
    background-position: var(--axis-abs) 0;
  }

  .step{
    position: relative;
    text-align: left;
    min-height: 66px;
    padding-top: 0;
    z-index: 1;

    --axis-local: calc(var(--axis-x) - var(--pad-left));
  }

  .step-dot{
    position: absolute;
    top: 16px;
    left: var(--axis-local);
    transform: translateX(-50%);
    width: 12px; height: 12px; border-radius: 50%;
    background: var(--brand);
    box-shadow: 0 0 0 6px rgba(235,197,92,.12);
    z-index: 2;
  }

  .step-num{
    position:absolute;
    top: -2px;
    left: var(--axis-local);
    transform: translateX(-50%);
    min-width: 34px; height: 34px; line-height: 34px;
    border-radius: 999px; font-weight: 800; color:#111;
    padding-left: 11px;
    background: var(--brand);
    border: 1px solid rgba(255,255,255,.1);
    box-shadow: 0 6px 16px rgba(0,0,0,.25);
    z-index: 2;
  }

  .step-label{
    margin-top: 0;
    padding-left: var(--text-pad);
    line-height: 1.3;
  }
  .step-desc{
    padding-left: var(--text-pad);
    margin-top: .2rem;
  }
}

.badge-card{
  height: 100%;
  display: grid;
  place-items: center;
  gap: .35rem;

  padding: 1.1rem 1rem;

  position: relative;
  overflow: hidden;
  transition: transform .2s ease, border-color .2s ease, background-color .2s ease, box-shadow .2s ease;
}


.badge-value{
  font-weight: 900;
  font-size: clamp(1.15rem, 2.4vw, 1.6rem);
  letter-spacing: .02em;
  color: #ebc55c;
  line-height: 1.1;
  text-align: center;
  position: relative; 
  padding-bottom: .25rem;
}

.badge-value::after{
  content:""; position:absolute; left:50%; bottom:0; transform:translateX(-50%);
  width: 68px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, #ebc55c, rgba(235,197,92,0));
  opacity:.9;
}

.badge-label{
  color: #e5e5e5;
  font-size: clamp(.92rem, 1.2vw, 1.02rem);
  letter-spacing: .01em;
  opacity: .9;
}

.p-sr-none{
    vertical-align: baseline;
    text-align: center;
    color: #999999;
    font-family: Verdana, Geneva, Tahoma, monospace;
    padding: 10px;

}

@media (max-width: 420px){
  .badge-card{ padding: .9rem .85rem; border-radius: 12px; }
}









/* footer */

footer {
    border-top: #ebc55c 2px solid;
    max-width: 80vw;
    margin-top: 40px;
}
footer img {
    margin: 10px;    
}
.footer-logo img{
    margin-top: 2rem;
    width: clamp(150px, 15vw, 220px);
    height: auto;
    display: inline-block;
}
footer p {
    color: #999999;
    letter-spacing: 1px;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
}