/* ================= Citus Camera — citus.studio ================= */
:root{
  --bg:#0e0d0b;          /* warm near-black */
  --bg-2:#151311;
  --ink:#f4f0e8;         /* warm off-white  */
  --muted:#a49c8f;
  --line:rgba(244,240,232,.10);
  --amber:#e0a35f;       /* film warm accent */
  --radius:44px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --sans:-apple-system,"SF Pro Display","Helvetica Neue",Inter,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;
  scroll-snap-type:y mandatory}   /* native act-snapping; physics owned by the OS */
body{
  background:var(--bg);color:var(--ink);font-family:var(--sans);
  line-height:1.5;letter-spacing:.2px;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}

/* ---------- Top bar ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:50;display:flex;
  align-items:center;justify-content:space-between;
  padding:16px 28px;backdrop-filter:blur(14px);
  background:linear-gradient(to bottom,rgba(14,13,11,.66),rgba(14,13,11,0));
}
.brand{display:flex;align-items:center;gap:10px}
.brand-logo{width:30px;height:30px;border-radius:8px}
.brand-name{font-weight:700;letter-spacing:3px;font-size:15px}
.nav-links{display:flex;align-items:center;gap:22px;font-size:14px;color:var(--muted)}
.nav-links a{transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.nav-cta{
  color:var(--bg)!important;background:var(--ink);
  padding:8px 16px;border-radius:100px;font-weight:600;
}
.nav-cta:hover{background:var(--amber)}

/* ---------- Scroll journey (pinned stage) ---------- */
.scrolly{position:relative;height:950vh}   /* long holds per act, but not sluggish */
.stage{
  position:sticky;top:0;height:100vh;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
}
.scroll-track{height:0}

/* invisible native snap points for each act; snap-stop prevents momentum skipping acts */
.snap{position:absolute;left:0;width:1px;height:1px;
  scroll-snap-align:start;scroll-snap-stop:always}
/* sections after the journey participate too, so the page never fights below the phone */
.story,.cta{scroll-snap-align:start}
.foot{scroll-snap-align:end}

/* filmic landscape backdrop (placeholder gradient — swap a real photo later) */
.backdrop{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg, rgba(14,13,11,.55) 0%, rgba(14,13,11,.12) 26%,
                    rgba(14,13,11,.25) 62%, rgba(14,13,11,.9) 100%),
    url("assets/backdrop.jpg") center/cover no-repeat;
}
.backdrop::after{ /* subtle warm film glow over the scene */
  content:"";position:absolute;inset:0;
  background:radial-gradient(70% 45% at 50% 42%, rgba(224,163,95,.10), transparent 72%);
}
.grain{
  position:absolute;inset:-50%;pointer-events:none;opacity:.06;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* hero copy — centered on the screen, big; shrinks away as you scroll */
.hero{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;
  justify-content:center;text-align:center;z-index:6;padding:0 24px;
  pointer-events:none;will-change:transform,opacity}
.eyebrow{color:var(--amber);letter-spacing:6px;text-transform:uppercase;font-size:clamp(14px,1.6vw,18px);font-weight:600}
.title{font-size:clamp(60px,12vw,150px);font-weight:800;letter-spacing:-2px;margin:10px 0 4px;line-height:.98;
  text-shadow:0 4px 40px rgba(0,0,0,.45)}
.sub{color:#e8e2d6;font-size:clamp(18px,2.8vw,26px);text-shadow:0 2px 18px rgba(0,0,0,.5)}
.hint{margin-top:20px;color:var(--muted);font-size:13px;letter-spacing:.4px;display:inline-flex;align-items:center;gap:8px}
.hint-dot{width:7px;height:7px;border-radius:50%;background:var(--amber);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:.4;transform:scale(1)}50%{opacity:1;transform:scale(1.5)}}

/* ---------- the phone ---------- */
.phone{
  position:relative;z-index:5;width:min(300px,72vw);
  border-radius:var(--radius);background:#050505;
  box-shadow:0 40px 120px rgba(0,0,0,.6), 0 0 0 2px rgba(255,255,255,.05), inset 0 0 0 6px #111;
  padding:8px;transform:translateY(26vh);opacity:0;will-change:transform,opacity;
  animation:float 6s ease-in-out infinite;
}
@keyframes float{0%,100%{margin-top:0}50%{margin-top:-14px}}
/* The SCREEN owns the true iPhone aspect (matches phone-chrome.png exactly); the
   bezel wraps around it. Putting the ratio on the outer body squeezed the screen
   by the bezel width — shutter went oval, worst at small sizes. */
.phone-screen{position:relative;width:100%;aspect-ratio:1179/2556;
  border-radius:36px;overflow:hidden;background:#000}

/* live viewfinder photo (2:3) sits behind the real app chrome, which has the
   viewfinder area knocked out to transparent (assets/phone-chrome.png).
   The rect below matches the screenshot: top 7%, height 69% of the screen. */
.vf{position:absolute;left:0;right:0;top:7%;height:69%;z-index:1;
  background:url("assets/backdrop.jpg") 50% 50% / auto 132% no-repeat;}

.chrome{position:absolute;inset:0;width:100%;height:100%;object-fit:fill;
  z-index:2;pointer-events:none;-webkit-user-select:none;user-select:none;border-radius:36px}

/* real Looks panel (screenshot) — slides up over the viewfinder during the Looks act */
.looks-panel{position:absolute;left:3.5%;width:93%;bottom:25%;z-index:3;
  pointer-events:none;-webkit-user-select:none;user-select:none;
  opacity:0;transform:translateY(24px);
  transition:opacity .5s var(--ease), transform .5s var(--ease);
  filter:drop-shadow(0 10px 26px rgba(0,0,0,.45))}
.phone[data-act="looks"] .looks-panel{opacity:1;transform:translateY(0)}

/* real Creative drawer (screenshot) — slides up during the Tools act */
.creative-panel{position:absolute;left:3.5%;width:93%;bottom:25%;z-index:3;
  pointer-events:none;-webkit-user-select:none;user-select:none;
  opacity:0;transform:translateY(24px);
  transition:opacity .5s var(--ease), transform .5s var(--ease);
  filter:drop-shadow(0 10px 26px rgba(0,0,0,.45))}
.phone[data-act="tools"] .creative-panel{opacity:1;transform:translateY(0)}

/* real Recipes side panel (screenshot) — slides in from the right, centred like the app */
.recipe-panel{position:absolute;right:3.5%;width:19%;top:41.5%;transform:translateY(-50%) translateX(26px);
  z-index:3;pointer-events:none;-webkit-user-select:none;user-select:none;opacity:0;
  transition:opacity .5s var(--ease), transform .5s var(--ease);
  filter:drop-shadow(0 10px 26px rgba(0,0,0,.45))}
.phone[data-act="recipes"] .recipe-panel{opacity:1;transform:translateY(-50%) translateX(0)}

/* invisible hotspot over the (baked-in) shutter button */
.shutter-hit{position:absolute;left:39%;width:22%;top:84.4%;height:10.1%;z-index:3;
  background:none;border:none;padding:0;cursor:pointer;border-radius:50%}

/* press feedback: a dark circle blooms over the baked-in shutter, like a real press */
.shutter-hit::after{content:"";position:absolute;left:50%;top:50%;width:84%;aspect-ratio:1;
  transform:translate(-50%,-50%) scale(1);border-radius:50%;background:rgba(0,0,0,.32);
  opacity:0;pointer-events:none}
.shutter-hit.pressed::after{animation:shutterpress .22s var(--ease)}
@keyframes shutterpress{
  0%{opacity:0;transform:translate(-50%,-50%) scale(1)}
  30%{opacity:1;transform:translate(-50%,-50%) scale(.86)}
  100%{opacity:0;transform:translate(-50%,-50%) scale(1)}
}

/* capture blink: the viewfinder goes dark for a beat, like a real shutter */
.vf::after{content:"";position:absolute;inset:0;background:#000;opacity:0;pointer-events:none;
  transition:opacity .06s linear}
.phone.blink .vf::after{opacity:1}

/* rolling captions */
.caption{position:absolute;left:50%;bottom:12vh;transform:translateX(-50%);text-align:center;
  max-width:520px;padding:0 24px;opacity:0;transition:opacity .5s var(--ease),transform .5s var(--ease);z-index:6}
.caption h2{font-size:clamp(24px,4vw,38px);font-weight:800;letter-spacing:-.5px}
.caption p{color:var(--muted);margin-top:8px;font-size:clamp(14px,2vw,17px)}
.caption.show{opacity:1}

/* ---------- story section ---------- */
.story{max-width:900px;margin:0 auto;padding:16vh 24px 8vh;text-align:center}
.story-eyebrow{color:var(--amber);letter-spacing:4px;text-transform:uppercase;font-size:12px;font-weight:600}
.story-title{font-size:clamp(30px,6vw,58px);font-weight:800;letter-spacing:-1px;margin:12px 0 18px;line-height:1.05}
.story-lead{color:var(--muted);font-size:clamp(16px,2.4vw,20px);max-width:620px;margin:0 auto}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:56px;text-align:left}
.feat{background:linear-gradient(180deg,#181512,#131110);border:1px solid var(--line);
  border-radius:22px;padding:26px 24px;transition:transform .25s var(--ease),border-color .25s}
.feat:hover{transform:translateY(-4px);border-color:rgba(224,163,95,.45)}
.feat .fi{display:grid;place-items:center;width:46px;height:46px;border-radius:13px;
  background:rgba(224,163,95,.1);border:1px solid rgba(224,163,95,.22);margin-bottom:16px}
.feat .fi img{width:24px;height:24px;object-fit:contain}
.feat h3{font-size:18px;margin:0 0 8px}
.feat p{color:var(--muted);font-size:14.5px;line-height:1.6;margin:0}
.feat em{color:#e8e2d6}

/* Recipes — the hero feature, full width with a 3-step how-it-works */
.recipe-feature{display:grid;grid-template-columns:1.1fr 1fr;gap:36px;margin-top:16px;
  text-align:left;align-items:center;
  background:linear-gradient(120deg,#1d1712 0%,#131110 60%);
  border:1px solid rgba(224,163,95,.28);border-radius:26px;padding:36px 38px}
.rf-icon{display:grid;place-items:center;width:52px;height:52px;border-radius:15px;
  background:rgba(224,163,95,.12);border:1px solid rgba(224,163,95,.3);margin-bottom:16px}
.rf-icon svg{width:24px;height:28px}
.rf-copy h3{font-size:24px;margin:0 0 10px;letter-spacing:-.3px}
.rf-copy p{color:var(--muted);font-size:15px;line-height:1.7;margin:0}
.rf-copy em{color:#e8e2d6}
.rf-steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px;counter-reset:step}
.rf-steps li{counter-increment:step;display:grid;grid-template-columns:34px 1fr;grid-template-rows:auto auto;
  column-gap:14px;align-items:center;background:rgba(244,240,232,.04);border:1px solid var(--line);
  border-radius:14px;padding:13px 16px}
.rf-steps li::before{content:counter(step);grid-row:1/3;display:grid;place-items:center;
  width:30px;height:30px;border-radius:50%;background:rgba(224,163,95,.14);color:var(--amber);
  font-weight:700;font-size:14px}
.rf-steps b{font-size:14.5px}
.rf-steps span{color:var(--muted);font-size:13px;grid-column:2;line-height:1.45}

/* ---------- CTA ---------- */
.cta{text-align:center;padding:14vh 24px 12vh;
  background:radial-gradient(80% 100% at 50% 0%, #201a14 0%, var(--bg) 70%)}
.cta h2{font-size:clamp(32px,6vw,60px);font-weight:800;letter-spacing:-1px}
.cta p{color:var(--muted);margin:12px 0 32px;font-size:18px}
.cta-btn{display:inline-flex;flex-direction:column;align-items:center;gap:2px;
  background:var(--ink);color:var(--bg);padding:16px 44px;border-radius:100px;
  font-weight:700;font-size:18px;transition:transform .2s var(--ease),background .2s}
.cta-btn:hover{transform:translateY(-2px);background:var(--amber);color:#1a1206}
.cta-btn .cta-soon{font-size:11px;font-weight:500;opacity:.6;letter-spacing:.3px}
.cta-btn.is-soon{cursor:default}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--line);padding:44px 24px;text-align:center;color:var(--muted)}
.foot-logo{width:34px;height:34px;border-radius:9px;margin:0 auto 16px;opacity:.85}
.foot-links{display:flex;gap:24px;justify-content:center;flex-wrap:wrap;font-size:14px}
.foot-links a{transition:color .2s}
.foot-links a:hover{color:var(--ink)}
.foot-copy{margin-top:18px;font-size:12px;opacity:.6}

/* ---------- responsive ---------- */
@media (max-width:720px){
  .features{grid-template-columns:1fr}
  .recipe-feature{grid-template-columns:1fr;gap:22px}
  .nav-links a:not(.nav-cta){display:none}
  .caption{bottom:9vh}
}

/* ---------- iPhone: everything ~30% smaller ---------- */
@media (max-width:480px){
  .phone{width:min(210px,50vw);padding:6px;border-radius:32px}   /* thinner bezel at small size */
  .phone-screen{border-radius:26px}
  .eyebrow{font-size:11px;letter-spacing:4px}
  .title{font-size:clamp(30px,9vw,56px);letter-spacing:-1px}
  .sub{font-size:14px}
  .hint{font-size:11px}
  .caption h2{font-size:17px}
  .caption p{font-size:11px;margin-top:5px}
  .caption{bottom:8vh;max-width:360px}
  .story{padding:8vh 16px 5vh}
  .story-eyebrow{font-size:10px;letter-spacing:3px}
  .story-title{font-size:22px;margin:8px 0 10px}
  .story-lead{font-size:12px}
  /* compact stacked cards on phones */
  .features{grid-template-columns:1fr;gap:10px;margin-top:26px}
  .feat{padding:16px 18px;border-radius:16px}
  .feat .fi{width:38px;height:38px;border-radius:11px;margin-bottom:10px}
  .feat .fi img{width:19px;height:19px}
  .feat h3{font-size:15px;margin-bottom:4px}
  .feat p{font-size:12.5px}
  .recipe-feature{padding:20px;border-radius:18px;gap:18px}
  .rf-copy h3{font-size:19px}
  .rf-copy p{font-size:13px}
  .rf-steps b{font-size:13px}
  .rf-steps span{font-size:11.5px}
  .cta{padding:10vh 20px 8vh}
  .cta h2{font-size:23px}
  .cta p{font-size:13px;margin:8px 0 22px}
  .cta-btn{font-size:13px;padding:11px 31px}
  .cta-btn .cta-soon{font-size:9px}
  .nav{padding:12px 18px}
  .brand-logo{width:21px;height:21px;border-radius:6px}
  .brand-name{font-size:11px;letter-spacing:2px}
  .nav-cta{padding:6px 11px;font-size:10px}
  .foot{padding:31px 18px}
  .foot-logo{width:24px;height:24px}
  .foot-links{font-size:10px;gap:17px}
  .foot-copy{font-size:9px}
}

/* motion-permission chip (iOS only, removed once answered) */
.motion-chip{position:fixed;left:50%;bottom:16px;transform:translateX(-50%);z-index:60;
  background:rgba(14,13,11,.78);border:1px solid rgba(224,163,95,.5);color:var(--ink);
  font-size:12px;font-weight:600;letter-spacing:.3px;padding:9px 16px;border-radius:100px;
  backdrop-filter:blur(8px);pointer-events:none;animation:chipIn .5s ease .8s both;
  transition:opacity .4s}
.motion-chip.gone{opacity:0}
@keyframes chipIn{from{opacity:0;transform:translateX(-50%) translateY(10px)}
                  to{opacity:1;transform:translateX(-50%) translateY(0)}}

/* respect reduced motion */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .phone{animation:none}
  .hint-dot{animation:none}
}