:root{
  --bg0:#0b0d12;
  --bg1:#0f1320;
  --txt:#e9edf6;
  --muted:rgba(233,237,246,.72);
  --card:rgba(255,255,255,.06);
  --stroke:rgba(255,255,255,.10);
  --shadow: 0 12px 40px rgba(0,0,0,.35);
  --radius:22px;
  --max: 1100px;
}

*{box-sizing:border-box}
html,body{height:100%}

.nav__brand{
  font-weight:650;
  letter-spacing:.2px;
  text-decoration: none;
}

.nav__brand:hover,
.nav__brand:focus{
  text-decoration: none;
}


body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: var(--bg0);
  color:var(--txt);
  overflow-x:hidden;
}

a{color:inherit}
.container{max-width:var(--max); margin:0 auto; padding:0 18px}

/* =========================
   ARCHITECTURAL SITE BACKGROUND
   ========================= */
.site{
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(900px 600px at 15% 10%, rgba(120, 200, 255, .22) 0%, transparent 60%),
    radial-gradient(900px 600px at 85% 25%, rgba(190, 140, 255, .18) 0%, transparent 60%),
    radial-gradient(700px 500px at 40% 85%, rgba(120, 255, 210, .10) 0%, transparent 55%),
    linear-gradient(180deg, #101a33 0%, #0b0d12 55%, #090b10 100%);
}

.site::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  opacity:.45;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,.35) 0px, rgba(255,255,255,.35) 1px, transparent 1px, transparent 48px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.30) 0px, rgba(255,255,255,.30) 1px, transparent 1px, transparent 48px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.45) 0px, rgba(255,255,255,.45) 2px, transparent 2px, transparent 240px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.40) 0px, rgba(255,255,255,.40) 2px, transparent 2px, transparent 240px);
  mask-image: radial-gradient(900px 600px at 30% 20%, black 0%, transparent 75%);
}

.site::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  opacity:.08;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,.9) 40%, transparent 42%),
    radial-gradient(1px 1px at 70% 60%, rgba(255,255,255,.8) 40%, transparent 42%),
    radial-gradient(1px 1px at 40% 80%, rgba(255,255,255,.75) 40%, transparent 42%),
    radial-gradient(1px 1px at 90% 20%, rgba(255,255,255,.7) 40%, transparent 42%);
  background-size: 520px 520px;
  background-repeat: repeat;
}

.site > *{position: relative; z-index: 1}

/* =========================
   NAV
   ========================= */
.nav{
  position: fixed;
  top: 14px;
  left: 0;
  right: 0;
  z-index: 50;

  display: flex;
  justify-content: space-between;
  align-items: center;

  max-width: var(--max);
  margin: 0 auto;
  padding: 12px 18px;

  background: transparent;
  border: none;
  backdrop-filter: none;

  transition:
    background .25s ease,
    border .25s ease,
    box-shadow .25s ease,
    border-radius .25s ease,
    transform .25s ease,
    backdrop-filter .25s ease;
}

.nav__brand{font-weight:650; letter-spacing:.2px}

.nav__links a{
  margin-left:14px;
  text-decoration:none;
  opacity:.85;
  padding: 8px 10px;
  border-radius: 999px;
  transition: background .2s ease, opacity .2s ease;
}

.nav__links a:hover{opacity:1}

.nav.nav--scrolled{
  background: rgba(15, 18, 28, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 999px;
  box-shadow: 0 18px 50px rgba(0,0,0,0.35);
  transform: translateY(2px);
}

.nav.nav--scrolled .nav__links a:hover{
  background: rgba(255,255,255,0.08);
  opacity: 1;
}

/* =========================
   SPLIT HERO
   ========================= */
.hero{
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  padding-top: 68px;
  position: relative;
}

.hero::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-1px;
  height:140px;
  pointer-events:none;
  background: linear-gradient(
    to bottom,
    rgba(11,13,18,0) 0%,
    rgba(11,13,18,0.65) 45%,
    rgba(11,13,18,1) 100%
  );
}

.hero__left{
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    radial-gradient(900px 600px at 15% 10%, rgba(120, 200, 255, .24) 0%, transparent 60%),
    radial-gradient(900px 600px at 80% 30%, rgba(190, 140, 255, .18) 0%, transparent 60%),
    linear-gradient(180deg, #101a33 0%, #0b0d12 70%);
}

.hero__left::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  opacity:.12;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,.65) 0px, rgba(255,255,255,.65) 1px, transparent 1px, transparent 48px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.50) 0px, rgba(255,255,255,.50) 1px, transparent 1px, transparent 48px),
    repeating-linear-gradient(0deg, rgba(255,255,255,.70) 0px, rgba(255,255,255,.70) 2px, transparent 2px, transparent 240px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.65) 0px, rgba(255,255,255,.65) 2px, transparent 2px, transparent 240px);
  mask-image: linear-gradient(to right, black 0%, black 55%, transparent 100%);
}

.hero__content{
  position: relative;
  z-index: 2;
  padding: 40px 0;
}

.hero__right{
  position: relative;
  background-image: url("assets/images/hero.jpg");
  background-size:cover;
  background-position: center 10%;
  background-repeat: no-repeat;
}

.hero__right::before{
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(90deg, rgba(11,13,18,0.95) 0%, rgba(11,13,18,0.35) 22%, rgba(11,13,18,0) 55%);
  pointer-events:none;
}

@media (max-width: 900px){
  .hero{grid-template-columns: 1fr; min-height: auto;}
  .hero__right{min-height: 55vh;}
}

.hero .reveal,
.hero .reveal-left,
.hero .reveal-right{
  opacity: 1;
  transform: none;
}

/* =========================
   SECTIONS + TYPE
   ========================= */
.panel{position:relative; padding:96px 0}
.panel--split{padding:120px 0 90px}

.parallax{
  background-image: var(--bg);
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  background-repeat: no-repeat;
  will-change: background-position;
}
@media (max-width: 900px){
  .parallax{background-attachment: scroll;}
}

.panel__content{position:relative; z-index:2}

.scrim{
  position:absolute;
  inset:0;
  background: linear-gradient(
    180deg,
    rgba(11,13,18,0.35) 0%,
    rgba(11,13,18,0.25) 45%,
    rgba(11,13,18,0.35) 100%
  );
}

.kicker{margin:0 0 10px; text-transform:uppercase; letter-spacing:.18em; font-size:.82rem; opacity:.85}
h1{margin:0 0 10px; font-size: clamp(2.2rem, 5vw, 4rem); line-height:1.05}
h2{margin:0 0 10px; font-size: clamp(1.6rem, 3vw, 2.2rem)}
h3{margin:0 0 8px; font-size:1.35rem}
h4{margin:0 0 6px}
.lead{margin:0; max-width:62ch; color:var(--muted); font-size:1.05rem}
.muted{color:var(--muted)}

.showcase-header .lead,
.panel__content .lead{
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* =========================
   BUTTONS
   ========================= */
.cta{display:flex; gap:12px; margin-top:18px; flex-wrap:wrap}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:12px 16px;
  border-radius:999px;
  border:1px solid var(--stroke);
  background: rgba(255,255,255,.08);
  box-shadow: var(--shadow);
  text-decoration:none;
  transition: transform .2s ease;
}
.btn:hover{transform: translateY(-1px)}
.btn--ghost{background: transparent}

/* =========================
   LAYOUT
   ========================= */
.card{
  background: var(--card);
  border:1px solid var(--stroke);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: var(--shadow);
}

.tags{
  list-style:none; padding:0; margin:10px 0 0;
  display:flex; flex-wrap:wrap; gap:8px;
}
.tags li{
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
  color: rgba(233,237,246,.88);
  font-size:.92rem;
}

.timeline{margin-top:10px; display:grid; gap:12px}
.timeline__item{display:grid; grid-template-columns: 16px 1fr; gap:10px; align-items:start}
.timeline__dot{
  width:10px; height:10px; margin-top:6px;
  border-radius:999px;
  background: rgba(233,237,246,.9);
  box-shadow: 0 0 0 6px rgba(233,237,246,.08);
}

.project{padding:72px 0}

.bullets{margin:12px 0 0; color:var(--muted)}
.bullets li{margin:6px 0}

/* =========================
   REVEAL BASE
   ========================= */
.reveal{opacity:0; transform: translateY(18px); will-change: transform, opacity;}
.reveal-left{opacity:0; transform: translateX(-24px); will-change: transform, opacity;}
.reveal-right{opacity:0; transform: translateX(24px); will-change: transform, opacity;}

@media (prefers-reduced-motion: reduce){
  .reveal, .reveal-left, .reveal-right{
    opacity:1 !important;
    transform:none !important;
  }
}

/* =========================
   SHOWCASE SECTION
   ========================= */
.showcase-section{
  padding-top:120px;
  padding-bottom:120px;
}

.showcase-header{
  text-align:center;
  margin-bottom:60px;
}

.trivarsity-section .container{
  max-width: 1500px;
}

.grid-3{
  display:grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap:18px;
}
@media (max-width: 1100px){
  .grid-3{ grid-template-columns: 1fr; }
}
#about .container{max-width: 1300px;}

/* =========================
   MEDIA (single image block)
   ========================= */
.media{
  margin:0;
  border-radius: var(--radius);
  overflow:hidden;
  border:1px solid var(--stroke);
  background: rgba(0,0,0,.18);
  box-shadow: var(--shadow);
}
.media img{
  width:100%;
  height:auto;
  display:block;
  transform: scale(1.01);
  cursor: zoom-in;
}

/* =========================
   FOOTER
   ========================= */
.footer{
  padding:40px 0;
  border-top:1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.2);
  position: relative;
  z-index: 2;
}

/* =========================
   SLIDER
   ========================= */
.slider{
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.04);
  box-shadow: 0 30px 80px rgba(0,0,0,0.35);
}

.slider__track{
  display: flex;
  width: 100%;
  transform: translateX(0%);
  transition: transform .45s ease;
}

.slide{
  min-width: 100%;
  aspect-ratio: 16 / 9;
  background: rgba(0,0,0,0.20);
}

.slide img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  cursor: zoom-in;
}

.slider__btn{
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(15, 18, 28, 0.45);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: rgba(255,255,255,0.9);
  display: grid;
  place-items: center;
  cursor: pointer;
  z-index: 2;
}

.slider__btn:hover{ background: rgba(255,255,255,0.10); }
.slider__btn--prev{ left: 14px; }
.slider__btn--next{ right: 14px; }

.slider__dots{
  position: absolute;
  left: 0;
  right: 0;
  bottom: 12px;
  display: flex;
  justify-content: center;
  gap: 8px;
  z-index: 2;
}

.slider__dot{
  width: 8px;
  height: 8px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.10);
  cursor: pointer;
}

.slider__dot.is-active{
  width: 22px;
  background: rgba(120, 200, 255, 0.70);
  border-color: rgba(120, 200, 255, 0.70);
}

.model-card{
  margin-top: 26px;
  padding: 18px;
  border-radius: 28px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  box-shadow: 0 30px 80px rgba(0,0,0,0.35);
}

@media (max-width: 900px){
  .slider__btn--prev{ left: 10px; }
  .slider__btn--next{ right: 10px; }
  .slide{ aspect-ratio: 4 / 3; }
}

.contact-center,
.statement-center{display:flex; justify-content:center;}

.contact-center .card{ width: min(400px, 100%); }

.statement-card{
  width:min(700px, 100%);
  text-align:center;
}
.statement-card p{
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* =========================
   LIGHTBOX
   ========================= */
.lightbox{
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
}
.lightbox.is-open{ display: block; }

.lightbox__backdrop{
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.lightbox__content{
  position: relative;
  height: 100%;
  display: grid;
  place-items: center;
  padding: 28px;
}

.lightbox__img{
  max-width: min(1400px, 96vw);
  max-height: 88vh;
  width: auto;
  height: auto;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.20);
  box-shadow: 0 40px 120px rgba(0,0,0,0.6);
}

.lightbox__close{
  position: absolute;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(15, 18, 28, 0.45);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: rgba(255,255,255,0.92);
  cursor: pointer;
  display: grid;
  place-items: center;
}

.lightbox__close:hover{ background: rgba(255,255,255,0.10); }