:root{
  --bg: #070A0F;

  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.72);

  --radius: 6px;
  --nav-h: 62px;

  --header-max: 1000px;
  --header-gutter: 10px;

  --content-gutter: 36px;

  --shadow: 0 14px 40px rgba(0,0,0,0.25);
  --shadow-2: 0 10px 26px rgba(0,0,0,0.15);
}

@font-face{
  font-family: "DINish";
  src: url("../fonts/DINish[slnt,wdth,wght].woff2") format("woff2");
  font-weight: 300 800;
  font-stretch: 75% 125%;
  font-style: oblique 0deg 12deg;
  font-display: swap;
}

*{ box-sizing: border-box; }
html, body{ height: 100%; }
body{
  margin: 0;
  background:
    radial-gradient(1000px 600px at 30% -10%, rgba(120,180,255,0.12), transparent 60%),
    radial-gradient(900px 600px at 90% 10%, rgba(180,120,255,0.08), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: "DINish", "FF DIN", "DIN 2014", "DIN", "Bahnschrift",
           system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  letter-spacing: 0.01em;
  line-height: 1.35;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a{ color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible{
  outline: 2px solid rgba(255,255,255,0.30);
  outline-offset: 3px;
  border-radius: 8px;
}

/* Header */
.site-header{
  position: fixed;
  top: calc(env(safe-area-inset-top, 0px) + var(--header-gutter));
  left: 50%;
  transform: translateX(-50%);
  width: min(var(--header-max), calc(100% - (var(--header-gutter) * 2)));
  height: var(--nav-h);
  z-index: 100;

  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;

  background: rgba(18, 22, 30, 0.35);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.brand{
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  border-radius: 8px;
}
.brand img{
  height: 32px;
  width: auto;
  display: block;
}

.nav-right{
  display: flex;
  align-items: center;
  gap: 10px;
  padding-right: 4px;
}

.btn{
  appearance: none;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}
.btn:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.18);
}
.btn:active{ transform: translateY(0px); }

/* Content layout */
.wrap{
  width: calc(100% - (var(--content-gutter) * 2));
  margin: 0 auto;
}

main{
  padding-top: calc(env(safe-area-inset-top, 0px) + var(--header-gutter) + var(--nav-h) + 14px);
}

/* Hero */
.hero{
  position: relative;
  border-radius: calc(var(--radius) + 2px);
  overflow: hidden;
  min-height: min(86vh, 860px);
  box-shadow: var(--shadow-2);
  border: 1px solid rgba(255,255,255,0.08);
  background: #0b0f18;
}
.hero-media{
  position: absolute;
  inset: 0;
  background: url("../img/view.jpg") center/cover no-repeat;
  transform: scale(1.01);
  filter: saturate(1.04) contrast(1.03);
}
.hero::before{
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 500px at 20% 15%, rgba(0,0,0,0.08), rgba(0,0,0,0.70) 60%),
    linear-gradient(180deg, rgba(0,0,0,0.10), rgba(0,0,0,0.78));
  pointer-events: none;
}
.hero-content{
  position: relative;
  height: 100%;
  display: grid;
  align-content: end;
  gap: 14px;
  padding: clamp(16px, 3.2vw, 32px);
  max-width: 1000px;
}
.kicker{
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.70);
}
h1{
  margin: 0;
  font-size: clamp(30px, 4.2vw, 54px);
  letter-spacing: 0.01em;
  line-height: 1.06;
  font-weight: 800;
}
.subhead{
  margin: 0;
  font-size: clamp(15px, 1.6vw, 18px);
  color: rgba(255,255,255,0.80);
  max-width: 100ch;
}

/* Mission band */
.mission{
  margin-top: 12px;
  padding: 16px 16px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.02);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.mission p{
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.5;
  max-width: 120ch;
}

/* Media grid */
.grid{
  margin-top: 14px;
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, 1fr);
}

.tile{
  --tile-pad: clamp(12px, 1.4vw, 16px);
  --shade-rest: clamp(10px, 2.0vw, 18px);
  --desc-gap: 8px;
  --desc-h: 2px;
  --shade-lift: clamp(18px, 3.2vw, 38px);

  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius);
  overflow: hidden;
  border: none;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04),
              inset 0 0 0 2px rgba(0,0,0,0.35);
  isolation: isolate;
  background: #0b0f18;
  transform: translateZ(0);
}

.tile:focus-visible{
  outline: 2px solid rgba(255,255,255,0.28);
  outline-offset: 3px;
}

.tile:is(:hover, :focus-within, :focus-visible) .desc{
  opacity: 1;
  transform: translateY(0);
}

.tile:is(:hover, :focus-within, :focus-visible) .title{
  transform: translateY(calc(-1 * (var(--desc-h) + var(--desc-gap))));
}

.tile .img{
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 220ms ease, filter 220ms ease;
  filter: saturate(1.02) contrast(1.02);
  z-index: 0;
}

.tile::before{
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
  background: linear-gradient(
    180deg,
    rgba(0,0,0,0.00) 77%,
    rgba(0,0,0,0.28) 88%,
    rgba(0,0,0,0.60) 100%
  );
  opacity: 1;
  pointer-events: none;
  transition: opacity 200ms ease;
}

.tile::after{
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
  background: linear-gradient(
    180deg,
    rgba(0,0,0,0.00) 70%,
    rgba(0,0,0,0.20) 82%,
    rgba(0,0,0,0.80) 100%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease;
}

.tile:is(:hover, :focus-within, :focus-visible)::after{ opacity: 1; }
.tile:is(:hover, :focus-within, :focus-visible)::before{ opacity: 0; }

.tile .label{
  position: absolute;
  left: var(--tile-pad);
  right: var(--tile-pad);
  bottom: var(--tile-pad);
  z-index: 2;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.tile .title{
  font-weight: 700;
  font-size: clamp(18px, 1.6vw, 22px);
  color: rgba(255,255,255,0.95);
  letter-spacing: 0.01em;
  line-height: 1.12;
  text-shadow: 0 10px 18px rgba(0,0,0,0.60);
  transform: translateY(0);
  transition: transform 180ms ease;
  will-change: transform;
}

.tile .desc{
  position: absolute;
  left: 0;
  right: 0;
  bottom: 1px;
  margin: 0;
  font-size: clamp(14px, 1.2vw, 16px);
  line-height: 1.35;
  color: rgba(255,255,255,0.82);
  max-width: 68ch;
  opacity: 0;
  transform: translateY(10px);
  text-shadow: 0 10px 18px rgba(0,0,0,0.60);
  transition: opacity 180ms ease, transform 180ms ease;
  will-change: opacity, transform;
}

.tile:is(:hover, :focus-within, :focus-visible) .img{
  transform: scale(1.04);
  filter: saturate(1.10) contrast(1.05);
}

/* Footer */
.site-footer{
  margin-top: 22px;
  padding-bottom: 18px;
}
.footer-bar{
  width: min(var(--header-max), calc(100% - (var(--header-gutter) * 2)));
  margin: 0 auto;
  padding: 16px 0 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.footer-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: rgba(255,255,255,0.62);
  font-size: 13px;
}
.footer-link{
  display: inline-flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.02);
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}
.footer-link:hover{
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.18);
  transform: translateY(-1px);
}

/* Contact page */
.page-block{
  margin-top: 12px;
  padding: clamp(18px, 3vw, 28px);
  border-radius: calc(var(--radius) + 2px);
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(12, 16, 24, 0.55);
  box-shadow: var(--shadow-2);
  position: relative;
  overflow: hidden;
}
.page-block::before{
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 380px at 10% 10%, rgba(60,120,180,0.18), transparent 60%),
    linear-gradient(160deg, rgba(255,255,255,0.02), rgba(0,0,0,0.40));
  pointer-events: none;
}
.page-block > *{ position: relative; }

.contact-grid{
  margin-top: 18px;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.contact-card{
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
}
.contact-card h2{
  margin: 0 0 8px;
  font-size: 18px;
}
.contact-card p{
  margin: 0;
  color: var(--muted);
}
.contact-card p + p{
  margin-top: 12px;
}

/* Responsive */
@media (max-width: 980px){
  :root{ --content-gutter: 14px; }
  .grid{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 740px){
  .contact-grid{ grid-template-columns: 1fr; }
}
@media (max-width: 640px){
  :root{ --content-gutter: 10px; --nav-h: 60px; }
  .grid{ grid-template-columns: 1fr; }
  .btn{ padding: 10px 12px; }
}

@media (prefers-reduced-motion: reduce){
  *{ transition: none !important; scroll-behavior: auto !important; }
  .tile .img{ transform: none !important; }
}