/* BiteCalBox marketing site */

@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,400;0,500;0,600;0,700;1,600&family=Roboto+Mono:wght@400;500;600&display=swap');

:root{
  /* white / black / pink — pink matches the app's primary accent */
  --primary:oklch(0.6 0.19 355);
  --primary-hover:oklch(0.54 0.19 355);
  --on-primary:oklch(1 0 0);
  --accent:oklch(0.93 0 0);
  --on-accent:oklch(0.2 0 0);

  --bg:oklch(1 0 0);
  --card:oklch(0.99 0 0);
  --border:oklch(0.88 0 0);
  --border-strong:oklch(0.78 0 0);

  --ink:oklch(0 0 0);
  --ink-soft:oklch(0.38 0 0);
  --ink-faint:oklch(0.55 0 0);

  --display:'Roboto', system-ui, sans-serif;
  --body:'Roboto', system-ui, sans-serif;
  --mono:'Roboto Mono', 'SFMono-Regular', monospace;
  --radius:14px;
  --radius-lg:22px;
  --max:1120px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  overflow-x:hidden;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--body);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px;}

.skip-link{
  position:absolute;left:-999px;top:auto;
  background:var(--ink);color:var(--card);padding:10px 16px;border-radius:8px;
  z-index:100;
}
.skip-link:focus{left:20px;top:20px;}

/* ---------- Nav ---------- */
.site-nav{
  position:sticky;top:0;z-index:40;
  background:oklch(1 0 0 / 0.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.site-nav .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;}
.brand{
  display:flex;align-items:center;gap:10px;
  font-family:var(--display);font-weight:600;font-size:1.25rem;
  text-decoration:none;color:var(--ink);
}
.brand-mark{
  width:32px;height:32px;border-radius:8px;
  object-fit:cover;display:block;
}
.nav-links{display:flex;align-items:center;gap:32px;list-style:none;margin:0;padding:0;}
.nav-links a{
  text-decoration:none;color:var(--ink-soft);font-weight:500;font-size:0.95rem;
  border-bottom:2px solid transparent;padding-bottom:2px;
  transition:color .15s ease, border-color .15s ease;
}
.nav-links a:hover, .nav-links a:focus-visible, .nav-links a.active{
  color:var(--ink);border-color:var(--primary);
}
.nav-links a.nav-cta{
  background:var(--primary);color:var(--on-primary)!important;
  padding:10px 20px;border-radius:999px;
  font-weight:600;font-size:0.9rem;border:none;
}
.nav-cta:hover{background:var(--primary-hover);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:999px;
  font-family:var(--body);font-weight:600;font-size:0.95rem;
  text-decoration:none;cursor:pointer;border:1px solid transparent;
  transition:transform .12s ease, background .15s ease, border-color .15s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--primary);color:var(--on-primary);}
.btn-primary:hover{background:var(--primary-hover);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--border-strong);}
.btn-ghost:hover{border-color:var(--primary);}

a:focus-visible, button:focus-visible, summary:focus-visible{
  outline:3px solid var(--primary);outline-offset:2px;
}

/* ---------- Hero ---------- */
.hero{padding:76px 0 60px;}
.hero .wrap{display:grid;grid-template-columns:1.05fr 0.95fr;gap:56px;align-items:center;}
.eyebrow{
  font-family:var(--mono);font-size:0.78rem;letter-spacing:.06em;text-transform:uppercase;
  color:var(--primary);font-weight:600;margin:0 0 16px;
}
.hero h1{
  font-family:var(--display);font-weight:600;font-size:clamp(2.1rem,4.2vw,3.4rem);
  line-height:1.06;margin:0 0 22px;letter-spacing:-0.01em;
}
.hero h1 em{font-style:italic;color:var(--primary);}
.hero p.lead{font-size:1.1rem;color:var(--ink-soft);max-width:46ch;margin:0 0 30px;}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px;}
.hero-note{font-family:var(--mono);font-size:0.82rem;color:var(--ink-faint);}

/* ---------- Signature: hero visual (turnaround phone slider) ---------- */
.hero-visual{
  position:relative;display:flex;justify-content:center;
  padding:20px 0;min-height:490px;perspective:1600px;
}
.hero-phone{
  position:absolute;top:20px;width:264px;height:auto;
  transition:transform .9s cubic-bezier(.65,0,.35,1),opacity .9s ease,box-shadow .9s ease;
  will-change:transform,opacity;
}
.hero-phone .phone-screen{aspect-ratio:553/1017;}
.hero-phone .phone-screen img{object-fit:contain;}
.hero-phone.is-front{
  transform:translate3d(0,0,0) rotateY(0deg) scale(1);
  z-index:3;opacity:1;box-shadow:0 24px 50px -28px oklch(0.2 0 0 / 0.4);
}
.hero-phone.is-back{
  transform:translate3d(64px,34px,-180px) rotateY(-32deg) scale(.82);
  z-index:2;opacity:.6;box-shadow:0 14px 30px -20px oklch(0.2 0 0 / 0.35);
}

/* ---------- Section scaffolding ---------- */
section{padding:72px 0;}
.section-head{max-width:640px;margin:0 0 44px;}
.section-head .eyebrow{margin-bottom:12px;}
.section-head h2{
  font-family:var(--display);font-weight:600;font-size:clamp(1.6rem,2.6vw,2.3rem);
  margin:0 0 14px;letter-spacing:-0.01em;
}
.section-head p{color:var(--ink-soft);font-size:1.05rem;margin:0;}

/* ---------- How it works ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;counter-reset:step;}
.step{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:28px 26px;position:relative;}
.step-num{font-family:var(--mono);font-size:0.78rem;color:var(--primary);font-weight:600;margin-bottom:14px;display:block;}
.step h3{font-family:var(--display);font-size:1.2rem;font-weight:600;margin:0 0 10px;}
.step p{color:var(--ink-soft);margin:0;font-size:0.96rem;}

/* ---------- Core features (two pillars) ---------- */
.core-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;}
.core-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:34px 32px;display:flex;flex-direction:column;
}
.core-num{
  font-family:var(--mono);font-size:0.78rem;color:var(--primary);font-weight:600;
  margin-bottom:16px;
}
.core-card h3{font-family:var(--display);font-size:1.4rem;font-weight:600;margin:0 0 12px;}
.core-card p{color:var(--ink-soft);font-size:0.98rem;margin:0 0 20px;}
.core-list{list-style:none;margin:0 0 24px;padding:0;display:flex;flex-direction:column;gap:8px;}
.core-list li{
  font-size:0.9rem;color:var(--ink-soft);padding-left:20px;position:relative;
}
.core-list li::before{
  content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:50%;background:var(--primary);
}
.core-visual{margin-top:auto;padding-top:8px;}

.core-shot{
  border-radius:14px;overflow:hidden;border:1px solid var(--border);
  box-shadow:0 16px 32px -20px oklch(0.2 0 0 / 0.35);
}
.core-shot img{width:100%;height:auto;display:block;}

/* ---------- Screenshot carousel ---------- */
.carousel{position:relative;}
.carousel-viewport{overflow:hidden;border-radius:var(--radius);}
.carousel-track{display:flex;transition:transform .35s ease;}
.carousel-slide{
  flex:0 0 100%;display:flex;flex-direction:column;align-items:center;gap:18px;padding:8px;
}
@media (min-width:720px){
  .carousel-slide{flex:0 0 50%;}
}
@media (min-width:1000px){
  .carousel-slide{flex:0 0 33.3333%;}
}
.phone{
  width:300px;max-width:100%;background:var(--card);border:1px solid var(--border);
  border-radius:32px;padding:12px;box-shadow:0 24px 50px -28px oklch(0.2 0 0 / 0.4);
  position:relative;
}
.phone-notch{width:60px;height:6px;border-radius:999px;background:var(--border-strong);margin:0 auto 10px;position:relative;z-index:1;}
.phone-screen{
  width:100%;background:var(--bg);border-radius:20px;
  aspect-ratio:1080/2088;
  overflow:hidden;position:relative;
}
.phone-screen img{
  width:100%;height:100%;object-fit:cover;object-position:top center;display:block;
}
.phone-caption{font-family:var(--mono);font-size:0.78rem;color:var(--ink-soft);text-align:center;}

.carousel-controls{display:flex;align-items:center;justify-content:center;gap:20px;margin-top:26px;}
.car-btn{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--border-strong);
  background:var(--card);cursor:pointer;font-family:var(--mono);font-size:1rem;color:var(--ink);
  display:flex;align-items:center;justify-content:center;
}
.car-btn:hover{border-color:var(--primary);color:var(--primary);}
.car-dots{display:flex;gap:8px;}
.car-dot{width:8px;height:8px;border-radius:50%;background:var(--border-strong);border:none;cursor:pointer;padding:0;}
.car-dot.active{background:var(--primary);width:20px;border-radius:999px;}

/* ---------- Features ---------- */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.feature{padding:26px 4px;border-top:1px solid var(--border-strong);}
.feature h3{font-family:var(--display);font-size:1.1rem;font-weight:600;margin:0 0 10px;}
.feature p{color:var(--ink-soft);font-size:0.94rem;margin:0;}

/* ---------- Band / CTA ---------- */
.band{
  background:var(--ink);color:var(--bg);border-radius:var(--radius-lg);
  padding:56px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.band h2{font-family:var(--display);font-weight:600;font-size:clamp(1.6rem,2.6vw,2.1rem);margin:0 0 10px;max-width:26ch;}
.band-sub{color:oklch(0.85 0 0);font-size:0.96rem;max-width:42ch;margin:0;}
.band .btn-primary{background:var(--primary);color:var(--on-primary);}
.band .btn-primary:hover{background:var(--primary-hover);}

/* ---------- Platform availability ---------- */
.platform-row{display:flex;gap:14px;flex-wrap:wrap;}
.platform-tile{
  position:relative;display:flex;align-items:center;gap:12px;
  background:oklch(1 0 0 / 0.06);border:1px solid oklch(1 0 0 / 0.14);
  border-radius:var(--radius);padding:14px 18px;
  filter:grayscale(0.5);opacity:0.68;
}
.platform-icon{
  width:34px;height:34px;border-radius:9px;flex-shrink:0;
  background:oklch(1 0 0 / 0.12);color:var(--bg);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:0.68rem;font-weight:600;letter-spacing:.01em;
}
.platform-meta{display:flex;flex-direction:column;gap:2px;}
.platform-name{font-weight:600;font-size:0.92rem;}
.platform-status{font-family:var(--mono);font-size:0.68rem;color:oklch(0.85 0 0);}
.platform-badge{
  position:absolute;top:-10px;right:-8px;
  font-family:var(--mono);font-size:0.6rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;
  background:var(--primary);color:var(--on-primary);padding:3px 9px;border-radius:999px;
  box-shadow:0 6px 14px -8px oklch(0.15 0 0 / 0.6);
}
.platform-tile.is-live{
  filter:none;opacity:1;text-decoration:none;color:inherit;cursor:pointer;
  border-color:var(--primary);transition:transform 0.15s ease;
}
.platform-tile.is-live:hover{transform:translateY(-1px);}

/* ---------- Pricing ---------- */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:8px 0 0;}
.price-card{
  position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:30px 24px 26px;text-align:center;display:flex;flex-direction:column;align-items:center;
}
.price-card.featured{border-color:var(--primary);box-shadow:0 20px 40px -28px oklch(0.6 0.19 355 / 0.35);}
.price-card .price-badge{
  font-family:var(--mono);font-size:0.65rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;
  background:var(--primary);color:var(--on-primary);padding:4px 12px;border-radius:999px;
  white-space:nowrap;margin-bottom:14px;
}
.price-card .price-label{font-family:var(--mono);font-size:0.78rem;color:var(--ink-soft);text-transform:uppercase;letter-spacing:.04em;}
.price-card .price-amount{font-family:var(--display);font-size:2.2rem;font-weight:600;margin:4px 0 0;}
.price-card .price-period{color:var(--ink-faint);font-size:0.85rem;margin:0 0 12px;}
.price-card .price-desc{color:var(--ink-soft);font-size:0.9rem;margin:0;}
.price-footnote{color:var(--ink-faint);font-size:0.85rem;margin:-8px 0 0;}
.price-footnote a{color:var(--ink-soft);text-decoration:underline;}

/* ---------- Content pages ---------- */
.page-hero{padding:56px 0 20px;border-bottom:1px solid var(--border);}
.page-hero .eyebrow{margin-bottom:14px;}
.page-hero h1{
  font-family:var(--display);font-weight:600;font-size:clamp(1.9rem,3.6vw,2.7rem);
  margin:0 0 16px;letter-spacing:-0.01em;
}
.page-hero p.lead{font-size:1.05rem;color:var(--ink-soft);max-width:58ch;margin:0 0 36px;}

.content-grid{display:grid;grid-template-columns:1fr 300px;gap:56px;align-items:start;}
.prose h2{font-family:var(--display);font-weight:600;font-size:1.4rem;margin:40px 0 14px;}
.prose h2:first-child{margin-top:0;}
.prose p{color:var(--ink-soft);margin:0 0 16px;}
.prose ul{color:var(--ink-soft);padding-left:22px;margin:0 0 16px;}
.prose li{margin-bottom:8px;}

.aside-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px;position:sticky;top:96px;
}
.aside-card h3{font-family:var(--display);font-size:1.05rem;font-weight:600;margin:0 0 10px;}
.aside-card p{color:var(--ink-soft);font-size:0.92rem;margin:0 0 16px;}
.aside-card .btn{width:100%;}

.deletion-steps{list-style:none;margin:0 0 32px;padding:0;counter-reset:del;}
.deletion-steps li{
  display:grid;grid-template-columns:36px 1fr;gap:16px;
  padding:18px 0;border-top:1px solid var(--border);
  counter-increment:del;
}
.deletion-steps li:first-child{border-top:none;}
.deletion-steps li::before{
  content:counter(del);
  font-family:var(--mono);font-weight:600;color:var(--on-primary);
  background:var(--primary);width:30px;height:30px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;font-size:0.85rem;
}
.deletion-steps strong{display:block;margin-bottom:4px;font-family:var(--body);}
.deletion-steps span{color:var(--ink-soft);font-size:0.94rem;}

.data-table{width:100%;border-collapse:collapse;margin:0 0 32px;font-size:0.94rem;}
.data-table th,.data-table td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--border);}
.data-table th{
  font-family:var(--mono);font-size:0.75rem;letter-spacing:.04em;text-transform:uppercase;
  color:var(--ink-faint);font-weight:600;
}
.data-table td{color:var(--ink-soft);}
.pill{display:inline-block;font-family:var(--mono);font-size:0.72rem;font-weight:600;padding:3px 10px;border-radius:999px;}
.pill.del{background:oklch(0.6 0.19 355 / 0.12);color:var(--primary);}
.pill.keep{background:var(--accent);color:var(--on-accent);}

.faq-item{border-top:1px solid var(--border);}
.faq-item:last-child{border-bottom:1px solid var(--border);}
.faq-item summary{
  cursor:pointer;list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 2px;font-weight:600;font-size:1rem;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-family:var(--mono);font-size:1.2rem;color:var(--ink-faint);
  transition:transform .15s ease;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{color:var(--ink-soft);margin:0 0 20px;padding-right:2px;}

.contact-card .label{
  font-family:var(--mono);font-size:0.72rem;text-transform:uppercase;letter-spacing:.05em;
  color:var(--ink-faint);margin-bottom:8px;
}
.contact-card .value{font-size:1.1rem;font-weight:600;}
.contact-card .value a{text-decoration:none;border-bottom:2px solid var(--primary);}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--border);padding:44px 0;margin-top:20px;}
footer .wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;}
.foot-links{display:flex;gap:26px;list-style:none;margin:0;padding:0;flex-wrap:wrap;}
.foot-links a{text-decoration:none;color:var(--ink-soft);font-size:0.9rem;}
.foot-links a:hover{color:var(--ink);}
.foot-copy{font-family:var(--mono);font-size:0.8rem;color:var(--ink-faint);}

.build-note{
  background:oklch(0.6 0.19 355 / 0.08);border:1px dashed var(--primary);border-radius:10px;
  padding:14px 18px;font-size:0.85rem;color:var(--primary);margin:0 0 20px;
}

/* ---------- Responsive ---------- */
@media (max-width: 880px){
  .hero .wrap{grid-template-columns:1fr;}
  .hero-visual{order:-1;margin-bottom:12px;}
  .steps{grid-template-columns:1fr;}
  .features{grid-template-columns:1fr;}
  .pricing-grid{grid-template-columns:1fr;}
  .content-grid{grid-template-columns:1fr;}
  .aside-card{position:static;}
  .nav-links{gap:18px;}
}
@media (max-width: 620px){
  .nav-links a:not(.nav-cta){display:none;}
  .band{flex-direction:column;align-items:flex-start;padding:40px 28px;}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{transition:none!important;}
  .reveal{opacity:1!important;transform:none!important;}
}

/* ---------- Scroll reveal ---------- */
.js .reveal{
  opacity:0;transform:translateY(20px);
  transition:opacity .5s ease, transform .5s ease;
}
.js .reveal.is-visible{opacity:1;transform:translateY(0);}
.js .core-grid .reveal:nth-child(2),
.js .steps .reveal:nth-child(2),
.js .features .reveal:nth-child(2),
.js .content-grid .reveal:nth-child(2),
.js .pricing-grid .reveal:nth-child(2){transition-delay:.08s;}
.js .pricing-grid .reveal:nth-child(3){transition-delay:.16s;}
.js .steps .reveal:nth-child(3),
.js .features .reveal:nth-child(3){transition-delay:.16s;}
.js .features .reveal:nth-child(4){transition-delay:.24s;}
.js .features .reveal:nth-child(5){transition-delay:.32s;}
.js .features .reveal:nth-child(6){transition-delay:.4s;}