/* ==========================================================================
   TOKENS
   ========================================================================== */

:root{
  --bg:            #0a0a0f;
  --bg-raised:     #14121c;
  --card:          #1c1620;
  --crystal:       #e63cff;
  --crystal-dim:   #9a2bb0;
  --gold:          #ffd23c;
  --text:          #f5f0ff;
  --text-dim:      #a8a3b8;
  --text-faint:    #6b6678;
  --border:        rgba(230,60,255,.18);

  --display: "Chakra Petch", Arial, sans-serif;
  --body:    "Inter", Arial, sans-serif;
  --mono:    "JetBrains Mono", monospace;
}

*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

html{
  scroll-behavior:smooth;
}

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--body);
  overflow-x:hidden;
  line-height:1.5;
}

a{ color:inherit; }

:focus-visible{
  outline:2px solid var(--crystal);
  outline-offset:3px;
}

code{
  font-family:var(--mono);
}

/* ==========================================================================
   BACKGROUND
   ========================================================================== */

.bg-grid{
  position:fixed;
  inset:0;
  z-index:-1;
  background-image:
    linear-gradient(rgba(230,60,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(230,60,255,.05) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 100%);
}

/* ==========================================================================
   NAV
   ========================================================================== */

nav{
  position:fixed;
  top:0;
  width:100%;
  height:80px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 8%;
  background:rgba(10,10,15,.75);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  z-index:10;
}

.logo{
  font-family:var(--display);
  font-size:20px;
  font-weight:700;
  letter-spacing:.02em;
  display:flex;
  align-items:center;
  gap:10px;
}

.logo-mark{
  width:14px;
  height:14px;
  background:var(--crystal);
  transform:rotate(45deg);
  box-shadow:0 0 12px var(--crystal);
  flex-shrink:0;
}

.links{
  display:flex;
  gap:36px;
}

.links a{
  text-decoration:none;
  color:var(--text-dim);
  font-size:15px;
  font-weight:500;
  transition:color .2s;
}

.links a:hover{
  color:var(--text);
}

.nav-btn{
  background:var(--crystal);
  color:#0a0a0f;
  padding:11px 26px;
  border-radius:6px;
  text-decoration:none;
  font-weight:700;
  font-size:14px;
  transition:transform .2s, box-shadow .2s;
}

.nav-btn:hover{
  transform:translateY(-1px);
  box-shadow:0 6px 20px rgba(230,60,255,.35);
}

/* ==========================================================================
   HERO
   ========================================================================== */

.hero{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  padding:140px 8% 60px;
}

.hero-text{
  max-width:560px;
}

.eyebrow{
  font-family:var(--mono);
  font-size:12px;
  letter-spacing:.12em;
  color:var(--crystal);
  margin-bottom:20px;
  font-weight:600;
}

.hero h1{
  font-family:var(--display);
  font-size:56px;
  line-height:1.1;
  font-weight:700;
  letter-spacing:-.01em;
}

.hero h1 span{
  color:var(--crystal);
}

.hero p{
  font-size:17px;
  color:var(--text-dim);
  line-height:1.7;
  margin:28px 0 34px;
  max-width:480px;
}

.hero-actions{
  display:flex;
  align-items:center;
  gap:28px;
  flex-wrap:wrap;
  margin-bottom:56px;
}

.cta-primary{
  background:var(--crystal);
  color:#0a0a0f;
  padding:15px 32px;
  border-radius:6px;
  text-decoration:none;
  font-weight:700;
  font-size:15px;
  transition:transform .2s, box-shadow .2s;
}

.cta-primary:hover{
  transform:translateY(-1px);
  box-shadow:0 8px 24px rgba(230,60,255,.35);
}

.cta-secondary{
  color:var(--text-dim);
  text-decoration:none;
  font-size:14px;
  font-weight:500;
  border-bottom:1px solid transparent;
  transition:color .2s, border-color .2s;
}

.cta-secondary:hover{
  color:var(--gold);
  border-color:var(--gold);
}

.hero-stats{
  display:flex;
  gap:40px;
  padding-top:32px;
  border-top:1px solid var(--border);
}

.hero-stats b{
  font-family:var(--mono);
  font-size:26px;
  font-weight:600;
  color:var(--text);
  display:block;
}

.hero-stats .unit{
  font-size:14px;
  color:var(--text-faint);
  font-weight:500;
}

.hero-stats p{
  font-size:12px;
  color:var(--text-faint);
  margin-top:4px;
}

/* --- crystal visual --- */

.hero-visual{
  flex-shrink:0;
  width:420px;
  height:420px;
  display:flex;
  align-items:center;
  justify-content:center;
  position:relative;
}

.crystal-stage{
  --mx:0deg;
  --my:0deg;
  position:relative;
  width:260px;
  height:260px;
  perspective:900px;
}

.crystal{
  position:absolute;
  inset:0;
  margin:auto;
  width:140px;
  height:140px;
  transform-style:preserve-3d;
  transform:rotateX(calc(-25deg + var(--my))) rotateY(calc(45deg + var(--mx)));
  animation:spin 14s linear infinite;
  transition:transform .3s ease-out;
}

@keyframes spin{
  from{ transform:rotateX(-25deg) rotateY(45deg) rotateZ(0deg); }
  to{ transform:rotateX(-25deg) rotateY(405deg) rotateZ(0deg); }
}

.face{
  position:absolute;
  width:99px;
  height:99px;
  left:20.5px;
  top:20.5px;
  background:linear-gradient(135deg, rgba(230,60,255,.35), rgba(230,60,255,.08));
  border:1px solid rgba(230,60,255,.6);
  box-shadow:inset 0 0 24px rgba(230,60,255,.25);
}

.f1{ transform:rotateY(0deg) translateZ(70px); }
.f2{ transform:rotateY(90deg) translateZ(70px); }
.f3{ transform:rotateY(180deg) translateZ(70px); }
.f4{ transform:rotateY(270deg) translateZ(70px); }
.f5{ transform:rotateX(90deg) translateZ(70px); }
.f6{ transform:rotateX(-90deg) translateZ(70px); }
.f7{ transform:rotateY(45deg) rotateX(45deg) translateZ(70px); opacity:.4; }
.f8{ transform:rotateY(-45deg) rotateX(-45deg) translateZ(70px); opacity:.4; }

.crystal-glow{
  position:absolute;
  inset:0;
  margin:auto;
  width:220px;
  height:220px;
  background:radial-gradient(circle, rgba(230,60,255,.35), transparent 70%);
  filter:blur(20px);
  animation:pulse 3s ease-in-out infinite;
}

@keyframes pulse{
  0%,100%{ opacity:.6; transform:scale(1); }
  50%{ opacity:1; transform:scale(1.08); }
}

.crystal-ring{
  position:absolute;
  inset:0;
  margin:auto;
  width:260px;
  height:260px;
  border:1px solid rgba(230,60,255,.25);
  border-radius:6px;
  transform:rotate(45deg);
  animation:ringspin 20s linear infinite;
}

@keyframes ringspin{
  from{ transform:rotate(45deg); }
  to{ transform:rotate(405deg); }
}

/* ==========================================================================
   DOWNLOAD
   ========================================================================== */

.download-section{
  display:flex;
  justify-content:center;
  padding:0 8% 120px;
}

.download-card{
  width:100%;
  max-width:460px;
  padding:36px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:16px;
}

.file-title{
  display:flex;
  gap:16px;
  align-items:center;
  margin-bottom:24px;
}

.file-title h2{
  font-family:var(--display);
  font-size:20px;
  font-weight:600;
}

.file-sub{
  font-family:var(--mono);
  font-size:12px;
  color:var(--text-faint);
  margin-top:4px;
}

.file-logo{
  width:56px;
  height:56px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  background:linear-gradient(135deg, var(--crystal), var(--crystal-dim));
  font-family:var(--mono);
  font-size:13px;
  font-weight:700;
  color:#0a0a0f;
  flex-shrink:0;
}

.status{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:24px;
  padding:13px 16px;
  background:rgba(80,230,140,.08);
  border:1px solid rgba(80,230,140,.2);
  border-radius:8px;
  color:#5ee69a;
  font-size:14px;
  font-weight:500;
}

.status span{
  width:8px;
  height:8px;
  background:#5ee69a;
  border-radius:50%;
  box-shadow:0 0 8px #5ee69a;
  flex-shrink:0;
}

.details{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin-bottom:24px;
}

.details div{
  background:rgba(255,255,255,.03);
  border:1px solid var(--border);
  padding:16px;
  border-radius:8px;
}

.details p{
  font-size:11px;
  color:var(--text-faint);
  text-transform:uppercase;
  letter-spacing:.06em;
  margin-bottom:6px;
}

.details b{
  font-family:var(--mono);
  font-size:15px;
}

.line{
  height:1px;
  background:var(--border);
  margin-bottom:24px;
}

.download{
  display:block;
  text-align:center;
  background:var(--crystal);
  color:#0a0a0f;
  padding:16px;
  border-radius:8px;
  text-decoration:none;
  font-weight:700;
  font-size:15px;
  transition:transform .2s, box-shadow .2s;
}

.download:hover{
  transform:translateY(-1px);
  box-shadow:0 8px 24px rgba(230,60,255,.35);
}

.download-note{
  text-align:center;
  font-size:12px;
  color:var(--text-faint);
  margin-top:14px;
}

/* ==========================================================================
   SECURITY
   ========================================================================== */

.security{
  padding:100px 8%;
  background:var(--bg-raised);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
}

.security-inner{
  max-width:1100px;
  margin:0 auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:60px;
}

.security-text{
  max-width:520px;
}

.security h2{
  font-family:var(--display);
  font-size:36px;
  font-weight:700;
  margin-bottom:18px;
}

.security-text > p{
  color:var(--text-dim);
  font-size:16px;
  line-height:1.7;
  margin-bottom:30px;
}

.hash-row{
  background:rgba(255,255,255,.03);
  border:1px solid var(--border);
  border-radius:8px;
  padding:16px 18px;
  margin-bottom:20px;
}

.hash-label{
  font-family:var(--mono);
  font-size:11px;
  color:var(--text-faint);
  text-transform:uppercase;
  letter-spacing:.08em;
  margin-bottom:6px;
}

.hash-value{
  font-size:13px;
  color:var(--gold);
  word-break:break-all;
}

.vt-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  text-decoration:none;
  color:var(--crystal);
  font-weight:600;
  font-size:15px;
  border-bottom:1px solid var(--crystal);
  padding-bottom:2px;
  transition:gap .2s;
}

.vt-link:hover{
  gap:14px;
}

.scan-badge{
  flex-shrink:0;
  display:flex;
  flex-direction:column;
  align-items:center;
  position:relative;
}

.scan-badge-glow{
  position:absolute;
  top:0;
  width:180px;
  height:180px;
  background:radial-gradient(circle, rgba(94,230,154,.25), transparent 70%);
  filter:blur(20px);
}

.scan-ring{
  position:relative;
  width:160px;
  height:160px;
}

.scan-ring svg{
  width:100%;
  height:100%;
  transform:rotate(-90deg);
}

.ring-bg{
  fill:none;
  stroke:rgba(255,255,255,.06);
  stroke-width:6;
}

.ring-fg{
  fill:none;
  stroke:#5ee69a;
  stroke-width:6;
  stroke-linecap:round;
  stroke-dasharray:327;
  stroke-dashoffset:0;
  filter:drop-shadow(0 0 6px rgba(94,230,154,.6));
}

.scan-badge-center{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
}

.scan-count{
  font-family:var(--mono);
  font-size:32px;
  font-weight:700;
  color:#5ee69a;
}

.scan-total{
  font-family:var(--mono);
  font-size:13px;
  color:var(--text-faint);
}

.scan-caption{
  margin-top:16px;
  text-align:center;
  font-size:13px;
  color:var(--text-dim);
  line-height:1.5;
}

/* ==========================================================================
   INSTALL
   ========================================================================== */

.install{
  padding:100px 8%;
}

.install h2{
  font-family:var(--display);
  text-align:center;
  font-size:36px;
  font-weight:700;
  margin-bottom:12px;
}

.install-subtitle{
  text-align:center;
  color:var(--text-faint);
  font-size:15px;
  margin-bottom:56px;
}

.steps{
  max-width:760px;
  margin:0 auto;
  display:flex;
  flex-direction:column;
  gap:14px;
}

.step{
  display:flex;
  gap:24px;
  align-items:flex-start;
  background:var(--card);
  border:1px solid var(--border);
  padding:28px;
  border-radius:12px;
  transition:border-color .25s, transform .25s;
}

.step:hover{
  border-color:var(--crystal);
  transform:translateX(6px);
}

.number{
  font-family:var(--mono);
  font-size:26px;
  font-weight:600;
  color:var(--crystal-dim);
  min-width:44px;
}

.step h3{
  font-family:var(--display);
  font-size:18px;
  font-weight:600;
  margin-bottom:8px;
}

.step p{
  color:var(--text-dim);
  font-size:14px;
  line-height:1.6;
}

.step code{
  font-size:13px;
  color:var(--gold);
}

/* ==========================================================================
   GALLERY
   ========================================================================== */

.gallery{
  padding:100px 8%;
}

.gallery h2{
  font-family:var(--display);
  text-align:center;
  font-size:36px;
  font-weight:700;
  margin-bottom:12px;
}

.gallery-subtitle{
  text-align:center;
  color:var(--text-faint);
  font-size:15px;
  margin-bottom:48px;
}

.images{
  display:flex;
  gap:24px;
  justify-content:center;
  max-width:1200px;
  margin:0 auto;
}

.img-frame{
  width:48%;
  max-width:580px;
  border-radius:14px;
  border:1px solid var(--border);
  overflow:hidden;
  position:relative;
}

.img-frame::after{
  content:"";
  position:absolute;
  inset:0;
  box-shadow:inset 0 0 30px rgba(230,60,255,.15);
  pointer-events:none;
}

.images img{
  width:100%;
  height:320px;
  object-fit:cover;
  display:block;
  transition:transform .5s ease;
}

.img-frame:hover img{
  transform:scale(1.06);
}

/* ==========================================================================
   FAQ
   ========================================================================== */

.faq{
  padding:100px 8%;
  max-width:820px;
  margin:0 auto;
}

.faq h2{
  font-family:var(--display);
  text-align:center;
  font-size:36px;
  font-weight:700;
  margin-bottom:48px;
}

.faq-box{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:10px;
  margin-bottom:14px;
  overflow:hidden;
}

.question{
  padding:22px 24px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  cursor:pointer;
  font-size:16px;
  font-weight:500;
}

.question span{
  color:var(--crystal);
  font-size:20px;
  transition:transform .25s;
  flex-shrink:0;
  margin-left:20px;
}

.faq-box.active .question span{
  transform:rotate(45deg);
}

.answer{
  max-height:0;
  padding:0 24px;
  opacity:0;
  color:var(--text-dim);
  font-size:14px;
  line-height:1.6;
  transition:.35s ease;
}

.faq-box.active .answer{
  max-height:200px;
  padding-bottom:22px;
  opacity:1;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

footer{
  border-top:1px solid var(--border);
  padding:36px 8%;
}

.footer-inner{
  max-width:1200px;
  margin:0 auto;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:16px;
}

.footer-brand{
  font-family:var(--mono);
  font-size:13px;
  color:var(--text-faint);
}

.footer-links{
  display:flex;
  gap:28px;
}

.footer-links a{
  text-decoration:none;
  color:var(--text-dim);
  font-size:13px;
  transition:color .2s;
}

.footer-links a:hover{
  color:var(--crystal);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media(max-width:900px){

  .links{ display:none; }

  .hero{
    flex-direction:column-reverse;
    text-align:center;
    padding-top:120px;
  }

  .hero-text{ max-width:100%; }
  .hero p{ margin-left:auto; margin-right:auto; }
  .hero-actions{ justify-content:center; }
  .hero-stats{ justify-content:center; }

  .hero h1{ font-size:38px; }

  .hero-visual{
    width:100%;
    height:260px;
  }

  .security-inner{
    flex-direction:column;
    text-align:center;
  }

  .security-text{ max-width:100%; }
  .vt-link{ justify-content:center; }

  .images{ flex-direction:column; align-items:center; }
  .img-frame{ width:100%; }

  .footer-inner{ flex-direction:column; text-align:center; }
}

@media(prefers-reduced-motion: reduce){
  .crystal, .crystal-glow, .crystal-ring{
    animation:none;
  }
}