/* styles.css */
:root{
  /* Core palette */
  --bg:#0B0D10;
  --panel:#11151B;
  --panel2:#0F1319;
  --text:#F5F7FA;
  --muted:rgba(245,247,250,.72);
  --muted2:rgba(245,247,250,.56);

  --line:rgba(245,247,250,.10);
  --line2:rgba(245,247,250,.14);

  --accent:#B7FF4A;          /* highlight */
  --accent2:rgba(183,255,74,.22);

  --shadow: 0 18px 60px rgba(0,0,0,0.55);
  --shadow2: 0 10px 30px rgba(0,0,0,0.45);

  --r:18px;
  --r2:14px;

  --ease:cubic-bezier(.2,.8,.2,1);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  background:
    radial-gradient(900px 500px at 18% 8%, rgba(183,255,74,0.10), transparent 60%),
    radial-gradient(900px 520px at 90% 22%, rgba(255,255,255,0.06), transparent 62%),
    radial-gradient(900px 620px at 40% 92%, rgba(255,255,255,0.04), transparent 60%),
    var(--bg);
  color:var(--text);
  line-height:1.45;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

a{ color:inherit; text-decoration:none; }
a:hover{ opacity:.95; }

::selection{ background: rgba(183,255,74,.28); color: var(--text); }

.btn{
  border:1px solid var(--line);
  border-radius:999px;
  padding:10px 14px;
  font-size:14px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(245,247,250,0.02);
  color:var(--text);
  cursor:pointer;
  transition: transform 140ms var(--ease), background 160ms var(--ease), border-color 160ms var(--ease), box-shadow 160ms var(--ease), opacity 160ms var(--ease);
  will-change: transform;
  user-select:none;
}

.btn.primary{
  background: linear-gradient(180deg, rgba(183,255,74,.95), rgba(183,255,74,.80));
  color:#0B0D10;
  border-color:transparent;
  box-shadow: 0 14px 40px rgba(183,255,74,.18);
}

.btn.ghost{
  background: rgba(245,247,250,0.04);
}

.btn:hover{
  transform: translateY(-1px);
  border-color: var(--line2);
}

.btn.primary:hover{
  box-shadow: 0 18px 55px rgba(183,255,74,.22);
}

.btn:active{
  transform: translateY(0px);
  opacity:.98;
}

.btn:focus-visible{
  outline:none;
  box-shadow: 0 0 0 3px rgba(183,255,74,.18), 0 0 0 1px rgba(183,255,74,.30) inset;
}

.micro{ color:var(--muted2); font-size:13px; margin:12px 0 0 0; }
code{ font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size:12px; }

.deck{
  height:100vh;
  overflow-y:auto;
  scroll-snap-type:y mandatory;
  scroll-behavior:auto; /* avoid double easing; JS controls smooth scroll */
}

/* Scrollbar (subtle, dark) */
.deck::-webkit-scrollbar{ width:10px; }
.deck::-webkit-scrollbar-thumb{
  background: rgba(245,247,250,0.10);
  border-radius:999px;
  border: 2px solid rgba(11,13,16,0.85);
}
.deck::-webkit-scrollbar-thumb:hover{ background: rgba(245,247,250,0.18); }
.deck::-webkit-scrollbar-track{ background: transparent; }

.slide{
  min-height:100vh;
  scroll-snap-align:start;
  scroll-snap-stop:always;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:28px;
  padding-bottom:calc(28px + env(safe-area-inset-bottom));
}

.slide-inner{
  width:min(1080px, 100%);
}

/* Slide layouts */
.two-col{
  display:grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap:18px;
  align-items:center;
}
.two-col.reverse{ grid-template-columns: 0.95fr 1.05fr; }
.two-col.reverse .copy{ order:2; }
.two-col.reverse .visual{ order:1; }

.copy h2{
  margin:0 0 10px 0;
  font-size:28px;
  letter-spacing:-0.4px;
}
.copy p{ margin:0 0 14px 0; color:var(--muted); max-width:62ch; }

.bullets{
  margin:0;
  padding:0 0 0 18px;
  color:var(--text);
}
.bullets li{ margin:8px 0; color: rgba(245,247,250,.86); }

.row{ margin-top:14px; }

/* Slide 1 */
.topbar{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:18px;
}

.brand{
  font-weight:700;
  letter-spacing:0.22px;
  text-transform:uppercase;
  font-size:12px;
  color: rgba(245,247,250,.86);
}

.toplink{
  color:var(--muted2);
  font-size:13px;
  padding:8px 10px;
  border-radius:999px;
  border:1px solid transparent;
  background: transparent;
  transition: background 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease);
}
.toplink:hover{
  color: var(--text);
  opacity:1;
  background: rgba(245,247,250,0.04);
  border-color: var(--line);
}

.hero{
  display:grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap:18px;
  align-items:start;
}

.hero h1{
  margin:0 0 10px 0;
  font-size:50px;
  line-height:1.03;
  letter-spacing:-1.0px;
}

.hero p{ margin:0 0 14px 0; color:var(--muted); max-width:56ch; }
.hero-cta{ display:flex; gap:10px; flex-wrap:wrap; }

.strip{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap:10px;
}

.frame{
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border:1px solid var(--line);
  border-radius:var(--r2);
  overflow:hidden;
  box-shadow:var(--shadow2);
  transform: translateZ(0);
}

.media{
  width:100%;
  height:100%;
  aspect-ratio:9/16;
  object-fit:cover;
  display:block;
  filter: saturate(1.02) contrast(1.02);
}

.slide-footer{
  margin-top:16px;
  display:flex;
  justify-content:flex-start;
}

.hint{
  font-size:12px;
  color:var(--muted2);
  border:1px solid var(--line);
  background: rgba(245,247,250,0.03);
  padding:6px 10px;
  border-radius:999px;
}

/* Cards / visuals */
.visual .card, .card{
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border:1px solid var(--line);
  border-radius:var(--r);
  overflow:hidden;
  box-shadow:var(--shadow2);
}

.card.tall .media{ aspect-ratio:9/16; }

.caption{
  margin:10px 0 0 0;
  font-size:13px;
  color:var(--muted2);
}

/* Slide 3 */
.stack h2{
  margin:0 0 12px 0;
  font-size:28px;
  letter-spacing:-0.3px;
}

.statements{
  display:grid;
  gap:10px;
  max-width:72ch;
}

.statements p{
  margin:0;
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:var(--r2);
  background: rgba(245,247,250,0.03);
  box-shadow:var(--shadow2);
  font-size:18px;
  line-height:1.35;
}

.wide-row{
  margin-top:16px;
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:10px;
}

.wide{
  margin:0;
  border:1px solid var(--line);
  border-radius:var(--r2);
  overflow:hidden;
  background: rgba(245,247,250,0.02);
  box-shadow:var(--shadow2);
}

.wide-media{
  width:100%;
  height:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  display:block;
}

/* Slide 8 duo */
.duo{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
}

.tag{
  position:absolute;
  margin:10px;
  padding:6px 10px;
  border-radius:999px;
  font-size:12px;
  color: rgba(11,13,16,0.92);
  background: rgba(183,255,74,0.88);
  border: 1px solid rgba(183,255,74,0.45);
  box-shadow: 0 12px 30px rgba(183,255,74,0.10);
}

.duo .card{ position:relative; }

.mini-proof{
  margin-top:14px;
  display:grid;
  gap:10px;
  max-width:520px;
}
.mini-proof img{
  width:100%;
  height:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--r2);
  border:1px solid var(--line);
  box-shadow:var(--shadow2);
}

/* Slide 9 */
.cta-card{
  border:1px solid var(--line);
  border-radius:var(--r);
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  box-shadow:var(--shadow);
  padding:18px;
  max-width:760px;
}

.cta-card h2{
  margin:0 0 8px 0;
  font-size:28px;
  letter-spacing:-0.4px;
}

.cta-card .sub{
  margin:0 0 14px 0;
  color:var(--muted);
}

.cta-row{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  align-items:center;
}

.footer-links{
  margin-top:12px;
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--muted2);
}
.footer-links a{
  color:var(--muted2);
  padding:6px 8px;
  border-radius:10px;
  border: 1px solid transparent;
  transition: background 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease);
}
.footer-links a:hover{
  color:var(--text);
  opacity:1;
  background: rgba(245,247,250,0.04);
  border-color: var(--line);
}

.endnote{
  margin:14px 0 0 0;
  color:var(--muted2);
  font-size:13px;
}

/* Dots */
.dots{
  position:fixed;
  right:14px;
  top:50%;
  transform:translateY(-50%);
  display:flex;
  flex-direction:column;
  gap:10px;
  z-index:50;
  padding:12px 10px;
  border-radius:999px;
  background: rgba(11,13,16,0.35);
  border: 1px solid rgba(245,247,250,0.08);
  backdrop-filter: blur(10px);
}

.dot{
  position:relative;
  width:12px;
  height:12px;
  border-radius:999px;
  border:1px solid rgba(245,247,250,0.18);
  background: rgba(245,247,250,0.06);
  cursor:pointer;
  transition: transform 140ms var(--ease), background 160ms var(--ease), border-color 160ms var(--ease), box-shadow 160ms var(--ease);
}

.dot::after{
  content:"";
  position:absolute;
  inset:-6px; /* increases tap target without changing visuals */
}

.dot:hover{
  transform: scale(1.05);
  border-color: rgba(245,247,250,0.28);
}

.dot[aria-current="true"]{
  background: rgba(183,255,74,0.95);
  border-color: rgba(183,255,74,0.55);
  box-shadow: 0 0 0 6px rgba(183,255,74,0.12);
}

/* Responsive */
@media (max-width: 980px){
  .hero{ grid-template-columns:1fr; }
  .strip{ grid-template-columns:repeat(3, 1fr); }
  .two-col, .two-col.reverse{ grid-template-columns:1fr; }
  .two-col.reverse .copy, .two-col.reverse .visual{ order:unset; }
  .wide-row{ grid-template-columns:1fr; }
  .duo{ grid-template-columns:1fr; }
  .hero h1{ font-size:44px; }
  .copy h2, .stack h2, .cta-card h2{ font-size:26px; }
  .dots{ right:10px; }
}

@media (max-width: 520px){
  .strip{ grid-template-columns:repeat(2, 1fr); }
  .slide{ padding:18px; padding-bottom:calc(18px + env(safe-area-inset-bottom)); }
  .hero h1{ font-size:36px; }
}

/* Motion accessibility */
@media (prefers-reduced-motion: reduce){
  .deck{ scroll-behavior:auto; }
  .btn, .dot, .toplink, .footer-links a{ transition:none; }
  .btn:hover{ transform:none; }
  .dot:hover{ transform:none; }
}