/* ============================================================
   SMART CAISSE — showcase site
   Design language: near-black surface, gold accent, receipt/
   ticket motifs (dashed rules, torn-paper edge, tabular mono
   type) — a direct visual quote of the app it promotes.
   ============================================================ */

:root{
  --void:#0b0d12;
  --panel:#12141c;
  --panel-2:#171a24;
  --panel-soft:#1b1e29;
  --line:#2a2f3d;
  --line-soft:#20242f;
  --gold:#c9a227;
  --gold-bright:#e8c547;
  --gold-deep:#a6821d;
  --ink:#ece6d6;
  --ink-bright:#f5f0e6;
  --ink-dim:#9aa3b8;
  --ink-faint:#5c6378;

  --font-mono:'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-body:'Inter', system-ui, -apple-system, sans-serif;

  --wrap:1180px;
  --radius:14px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--void);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3{margin:0;font-family:var(--font-mono);letter-spacing:-0.01em;color:var(--ink-bright);}

.wrap{
  max-width:var(--wrap);
  margin:0 auto;
  padding:0 28px;
}

/* faint film-grain / vignette so the near-black doesn't feel flat */
.grain{
  position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(1200px 600px at 15% -10%, rgba(201,162,39,0.06), transparent 60%),
    radial-gradient(900px 500px at 100% 10%, rgba(201,162,39,0.04), transparent 55%);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 24px;
  border-radius:9px;
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:.03em;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-deep));color:var(--void);}
.btn-gold:hover{background:linear-gradient(135deg,var(--gold-bright),var(--gold));}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink);}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-bright);}
.btn-small{padding:9px 16px;font-size:12px;}
.btn-block{width:100%;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:40;
  background:rgba(11,13,18,0.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-soft);
}
.header-row{
  display:flex;align-items:center;gap:28px;
  height:72px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-logo{height:38px;width:auto;display:block;}
.brand-product-badge{
  font-family:var(--font-mono);
  font-weight:600;
  letter-spacing:.08em;
  font-size:11px;
  text-transform:uppercase;
  color:var(--gold-bright);
  border:1px solid var(--line);
  border-radius:999px;
  padding:4px 11px;
}
.main-nav{display:flex;gap:26px;margin-left:auto;}
.main-nav a{
  font-size:14px;color:var(--ink-dim);
  transition:color .15s ease;
}
.main-nav a:hover{color:var(--gold-bright);}
.header-cta{flex-shrink:0;}
.nav-toggle{
  display:none;flex-direction:column;gap:5px;
  background:none;border:none;cursor:pointer;padding:6px;
}
.nav-toggle span{width:22px;height:2px;background:var(--ink);border-radius:2px;}

/* ---------- hero ---------- */
.hero{padding:76px 0 90px;position:relative;z-index:1;}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr .85fr;
  gap:56px;
  align-items:center;
}
.eyebrow{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--gold);
  margin:0 0 14px;
}
.eyebrow.center{text-align:center;}
.hero-copy h1{
  font-size:clamp(32px,4vw,46px);
  line-height:1.12;
  font-weight:700;
  margin-bottom:20px;
}
.hero-sub{
  color:var(--ink-dim);
  font-size:17px;
  max-width:46ch;
  margin:0 0 30px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px;}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap;}
.hero-tags span{
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.03em;
  color:var(--ink-faint);
  border:1px solid var(--line);
  border-radius:999px;
  padding:6px 13px;
}

/* ---------- signature: the receipt ---------- */
.hero-visual{display:flex;justify-content:center;}
.ticket{
  position:relative;
  width:100%;max-width:330px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:10px 10px 0 0;
  padding:26px 26px 34px;
  box-shadow:0 30px 60px -20px rgba(0,0,0,0.6), 0 0 0 1px rgba(201,162,39,0.04);
  font-family:var(--font-mono);
  transform:rotate(1.4deg);
}
.ticket-head{text-align:center;margin-bottom:14px;}
.ticket-store{
  display:block;font-weight:700;letter-spacing:.06em;
  color:var(--ink-bright);font-size:15px;margin-bottom:4px;
}
.ticket-sub{display:block;font-size:10.5px;color:var(--ink-faint);letter-spacing:.1em;}
.ticket-rule{
  height:0;border-top:1px dashed var(--line);
  margin:14px 0;
}
.ticket-lines li{
  display:flex;justify-content:space-between;align-items:center;
  font-size:12.5px;color:var(--ink-dim);
  padding:6px 0;
}
.ticket-lines li span{color:var(--ink);}
.ticket-lines li i{
  font-style:normal;color:var(--gold);font-weight:700;
}
.ticket-total{
  display:flex;justify-content:space-between;align-items:baseline;
  margin-top:14px;
}
.ticket-total span{font-size:11px;letter-spacing:.12em;color:var(--ink-faint);}
.ticket-total strong{color:var(--gold-bright);font-size:14px;}
.ticket-thanks{
  text-align:center;font-size:10.5px;color:var(--ink-faint);
  margin:18px 0 0;letter-spacing:.03em;
}
/* torn paper edge */
.ticket::after{
  content:"";position:absolute;left:0;right:0;bottom:-9px;height:14px;
  background:
    linear-gradient(-45deg, var(--panel) 8px, transparent 0),
    linear-gradient(45deg, var(--panel) 8px, transparent 0);
  background-size:16px 16px;
  background-position:left bottom;
  background-repeat:repeat-x;
}

/* ---------- sections ---------- */
.section{padding:88px 0;position:relative;z-index:1;}
.section-alt{background:var(--panel);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.section-title{
  font-size:clamp(24px,3vw,32px);
  font-weight:700;
  line-height:1.25;
  margin-bottom:52px;
}
.section-title.center{text-align:center;max-width:760px;margin-left:auto;margin-right:auto;}

/* ---------- features ---------- */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line-soft);
  border:1px solid var(--line-soft);
  border-radius:var(--radius);
  overflow:hidden;
}
.feature-card{
  background:var(--void);
  padding:30px 26px;
  transition:background .2s ease;
}
.feature-card:hover{background:var(--panel);}
.feature-icon{
  width:42px;height:42px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  border-radius:9px;
  color:var(--gold);
  margin-bottom:18px;
}
.feature-card h3{
  font-size:15px;font-weight:600;margin-bottom:10px;letter-spacing:0;
}
.feature-card p{
  font-size:13.5px;color:var(--ink-dim);margin:0;line-height:1.6;
}

/* ---------- screenshots ---------- */
.shots-row{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:26px;
}
.shot-frame{
  margin:0;
  background:var(--void);
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
}
.shot-bar{
  display:flex;align-items:center;gap:6px;
  padding:11px 14px;
  background:var(--panel-2);
  border-bottom:1px solid var(--line);
}
.shot-bar span{width:8px;height:8px;border-radius:50%;background:var(--line);}
.shot-bar em{
  margin-left:auto;font-style:normal;font-family:var(--font-mono);
  font-size:11px;color:var(--ink-faint);letter-spacing:.05em;
}
.shot-frame img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  background:
    linear-gradient(135deg, var(--panel) 0%, var(--panel-soft) 100%);
}

/* ---------- video ---------- */
.video-frame{
  max-width:820px;margin:0 auto;
  border:1px solid var(--line);
  border-radius:12px;overflow:hidden;
  background:var(--panel);
}
.video-frame video{width:100%;display:block;aspect-ratio:16/9;background:#000;}

/* ---------- mobile app ---------- */
.mobile-grid{
  display:grid;
  grid-template-columns:.8fr 1.2fr;
  gap:60px;
  align-items:center;
}
.mobile-visual{display:flex;justify-content:center;}
.phone-frame{
  width:220px;
  border:1px solid var(--line);
  border-radius:30px;
  background:var(--void);
  padding:14px 12px;
  box-shadow:0 30px 60px -20px rgba(0,0,0,0.6);
}
.phone-notch{
  width:60px;height:6px;border-radius:4px;
  background:var(--line);
  margin:0 auto 14px;
}
.phone-screen{
  background:var(--panel);
  border:1px solid var(--line-soft);
  border-radius:16px;
  padding:22px 18px;
  min-height:280px;
  display:flex;flex-direction:column;gap:6px;
  font-family:var(--font-mono);
}
.phone-line{display:block;}
.phone-line-title{font-size:11px;color:var(--ink-faint);letter-spacing:.08em;text-transform:uppercase;}
.phone-line-num{font-size:20px;color:var(--gold-bright);font-weight:700;margin:6px 0 2px;}
.phone-line-dim{font-size:11.5px;color:var(--ink-dim);padding:6px 0;}
.phone-rule{height:0;border-top:1px dashed var(--line);margin:12px 0 4px;}
.mobile-list{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.mobile-list li{
  font-size:13.5px;color:var(--ink-dim);
  padding-left:22px;position:relative;
}
.mobile-list li::before{
  content:"✓";position:absolute;left:0;color:var(--gold);font-weight:700;
}

/* ---------- plans ---------- */
.plans-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.plan-card{
  position:relative;
  background:var(--void);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:32px 28px;
  display:flex;flex-direction:column;
}
.plan-card h3{font-size:19px;margin-bottom:6px;}
.plan-tagline{font-size:13px;color:var(--ink-dim);margin:0 0 22px;}
.plan-list{margin-bottom:26px;flex:1;}
.plan-list li{
  font-size:13.5px;color:var(--ink-dim);
  padding:8px 0;border-top:1px dashed var(--line-soft);
}
.plan-list li:first-child{border-top:none;}
.plan-featured{
  border-color:var(--gold);
  background:linear-gradient(180deg, rgba(201,162,39,0.06), transparent 60%);
}
.plan-badge{
  position:absolute;top:-13px;left:28px;
  background:var(--gold);color:var(--void);
  font-family:var(--font-mono);font-size:10.5px;font-weight:700;
  letter-spacing:.06em;
  padding:5px 12px;border-radius:999px;
}
.plans-note{
  text-align:center;color:var(--ink-faint);font-size:13px;
  margin:36px 0 0;
}

/* ---------- contact ---------- */
.contact-grid{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:60px;
  align-items:start;
}
.contact-detail{margin-top:22px;}
.contact-label{
  display:block;font-family:var(--font-mono);font-size:11px;
  letter-spacing:.1em;color:var(--ink-faint);margin-bottom:4px;
}
.contact-detail a{color:var(--gold-bright);font-size:15px;}
.contact-detail a:hover{text-decoration:underline;}
.contact-form{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:30px;
  display:flex;flex-direction:column;gap:18px;
}
.contact-form label{display:flex;flex-direction:column;gap:8px;}
.contact-form label span{
  font-size:12.5px;color:var(--ink-dim);font-family:var(--font-mono);letter-spacing:.02em;
}
.contact-form label span em{color:var(--ink-faint);font-style:normal;}
.contact-form input,
.contact-form textarea{
  background:var(--void);
  border:1px solid var(--line);
  border-radius:8px;
  padding:12px 14px;
  color:var(--ink);
  font-family:var(--font-body);
  font-size:14.5px;
  resize:vertical;
}
.contact-form input:focus,
.contact-form textarea:focus{
  outline:none;border-color:var(--gold);
}
.form-hint{font-size:12px;color:var(--ink-faint);text-align:center;margin:0;}
.form-status{font-size:14px;text-align:center;margin:0;line-height:1.45;}
.form-status--ok{color:var(--gold-bright);}
.form-status--err{color:#e8a0a0;}
.form-status a{color:var(--gold);text-decoration:underline;}
.contact-form button[disabled]{opacity:.65;cursor:wait;transform:none;}


/* ---------- footer ---------- */
.site-footer{
  border-top:1px solid var(--line-soft);
  padding:26px 0;
}
.footer-row{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;
  font-family:var(--font-mono);font-size:12px;color:var(--ink-faint);
}

/* ---------- responsive ---------- */
@media (max-width:920px){
  .hero-grid{grid-template-columns:1fr;}
  .hero-visual{order:-1;}
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .shots-row{grid-template-columns:1fr;}
  .plans-grid{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .mobile-grid{grid-template-columns:1fr;}
  .mobile-visual{order:-1;}
  .main-nav{
    position:fixed;top:72px;left:0;right:0;
    background:var(--panel);
    flex-direction:column;
    padding:20px 28px;
    border-bottom:1px solid var(--line);
    transform:translateY(-140%);
    transition:transform .25s ease;
    gap:16px;
  }
  .main-nav.open{transform:translateY(0);}
  .nav-toggle{display:flex;}
  .header-cta{display:none;}
}
@media (max-width:640px){
  .feature-grid{grid-template-columns:1fr;}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .btn,.main-nav{transition:none;}
}

/* ---------- keyboard focus ---------- */
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--gold-bright);
  outline-offset:2px;
}