/* ==========================================================================
   SmartCart — shared stylesheet
   Tokens: deep-forest green brand, mint surfaces, gold "early access" accent.
   Signature: receipt / paper-list styled cards (torn edge, mono figures) —
   ties directly to the product's core action of scanning a shopping list.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --green-900:#0F2E20;
  --green-800:#123626;
  --green-700:#1B5C3C;
  --green-600:#227249;
  --green-500:#2E8B57;
  --mint-100:#E7F5EA;
  --mint-50:#F4FAF5;
  --gold-400:#F0C24B;
  --gold-500:#E0AC2B;
  --ink-900:#14211A;
  --ink-700:#33443A;
  --ink-500:#5B6B61;
  --paper:#FFFFFF;
  --line:#DCE7DF;

  --font-display:'Sora', system-ui, sans-serif;
  --font-body:'Inter', system-ui, sans-serif;
  --font-mono:'IBM Plex Mono', ui-monospace;

  --radius:14px;
  --radius-sm:8px;
  --shadow-card:0 4px 20px rgba(15,46,32,0.07);
  --shadow-lift:0 12px 32px rgba(15,46,32,0.14);
  --container:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink-900);
  background:var(--paper);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{font-family:var(--font-display);margin:0 0 .5em;line-height:1.15;letter-spacing:-0.01em;}
p{margin:0 0 1em;color:var(--ink-700);}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}

:focus-visible{outline:3px solid var(--gold-500);outline-offset:2px;}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important;}
}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section--tight{padding:56px 0;}
.section--mint{background:var(--mint-50);}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-mono);font-size:12px;font-weight: 600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--green-700);background:var(--mint-100);
  padding:6px 12px;border-radius:999px;margin-bottom:16px;
}
.section-head{max-width:640px;margin:0 auto 48px;text-align:center;}
.section-head h2{font-size:clamp(28px,3.5vw,38px);}
.section-head p{font-size:17px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;justify-content:center;
  padding:14px 24px;border-radius:10px;font-weight:600;font-size:15px;
  border:1px solid transparent;cursor:pointer;transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--green-700);color:#fff;}
.btn-primary:hover{background:var(--green-800);box-shadow:var(--shadow-lift);}
.btn-ghost{background:transparent;color:var(--green-800);border-color:var(--line);}
.btn-ghost:hover{background:var(--mint-100);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.4);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);}
.btn-block{width:100%;}
.btn-lg{padding:16px 28px;font-size:16px;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 0;}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:800;font-size:20px;color:var(--green-800);}
.brand-mark{
  width:36px;height:36px;border-radius:9px;background:var(--green-700);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;flex-shrink:0;
}
.brand-tag{display:block;font-family:var(--font-body);font-weight:500;font-size:11px;color:var(--ink-500);}
.nav-links{display:flex;gap:6px;align-items:center;}
.nav-links a{
  padding:10px 14px;border-radius:8px;font-size:14.5px;font-weight:500;color:var(--ink-700);
  transition:background .15s ease, color .15s ease;
}
.nav-links a:hover, .nav-links a.active{background:var(--mint-100);color:var(--green-800);}
.nav-actions{display:flex;align-items:center;gap:14px;}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--ink-900);margin:5px 0;border-radius:2px;}

@media (max-width: 900px){
  .nav-links{
    position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;padding:12px;gap:2px;
    display:none;box-shadow:var(--shadow-card);
  }
  .nav-links.open{display:flex;}
  .nav-links a{padding:12px 14px;}
  .nav-toggle{display:block;}
  .nav-actions .btn-ghost{display:none;}
}

/* ---------- Hero ---------- */
.hero{padding:64px 0 40px;}
.hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;}
.hero h1{font-size:clamp(34px,4.6vw,54px);}
.hero-lede{font-size:18px;max-width:46ch;}
.hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:28px 0;}
.hero-point{display:flex;flex-direction:column;gap:8px;}
.hero-point .ic{width:38px;height:38px;border-radius:9px;background:var(--mint-100);display:flex;align-items:center;justify-content:center;color:var(--green-700);}
.hero-point strong{font-size:13.5px;font-weight:600;color:var(--ink-900);}
.hero-cta{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:8px;}
.hero-cta .link-inline{font-weight:600;color:var(--green-800);display:inline-flex;align-items:center;gap:6px;}
.hero-note{display:flex;align-items:center;gap:8px;margin-top:20px;font-size:13.5px;color:var(--ink-500);}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;}
  .hero-points{grid-template-columns:1fr 1fr;}
}

/* ---------- Phone mockup ---------- */
.phone-wrap{position:relative;display:flex;justify-content:center;}
.phone{
  width:280px;background:var(--green-900);border-radius:34px;padding:10px;
  box-shadow:var(--shadow-lift);
}
.phone-screen{background:#fff;border-radius:26px;overflow:hidden;}
.phone-top{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;font-family:var(--font-display);font-weight:700;font-size:14px;}
.phone-save{background:var(--mint-100);margin:0 12px;border-radius:12px;padding:14px;text-align:center;}
.phone-save .amt{font-family:var(--font-mono);color:var(--green-800);font-size:22px;font-weight:600;}
.phone-list{padding:12px 16px;font-size:12.5px;}
.phone-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px dashed var(--line);}
.phone-row:last-child{border-bottom:none;}
.store-dot{width:22px;height:22px;border-radius:6px;display:inline-flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:#fff;margin-right:8px;}
.phone-total{display:flex;justify-content:space-between;padding:12px 16px;background:var(--mint-50);font-family:var(--font-mono);font-weight:600;}
.phone-tabs{display:flex;justify-content:space-around;padding:10px 0;border-top:1px solid var(--line);font-size:10px;color:var(--ink-500);}

/* ---------- Receipt card (signature component) ---------- */
.receipt{
  background:#fff;border:1px solid var(--line);border-radius:10px;
  box-shadow:var(--shadow-card);position:relative;overflow:hidden;
}
.receipt::before,.receipt::after{
  content:"";position:absolute;left:0;right:0;height:10px;
  background-image:radial-gradient(circle at 8px 5px, transparent 5px, #fff 5.5px);
  background-size:16px 10px;background-repeat:repeat-x;
}
.receipt::before{top:-1px;}
.receipt::after{bottom:-1px;transform:rotate(180deg);}
.receipt-body{padding:26px 24px;}
.receipt-row{
  display:flex;justify-content:space-between;gap:12px;align-items:flex-start;
  padding:12px 0;border-bottom:1px dashed var(--line);font-family:var(--font-mono);font-size:14px;
}
.receipt-row:last-of-type{border-bottom:none;}
.receipt-row .qty{color:var(--ink-500);font-size:12px;}
.receipt-total{
  display:flex;justify-content:space-between;padding-top:16px;margin-top:8px;
  border-top:2px solid var(--ink-900);font-family:var(--font-mono);font-weight:600;font-size:17px;
}

/* ---------- Trust / partner strip ---------- */
.trust-strip{background:var(--green-900);color:#fff;padding:18px 0;}
.trust-strip .container{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.trust-msg{display:flex;align-items:center;gap:14px;}
.trust-msg .ic{width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.trust-msg strong{display:block;font-size:15px;}
.trust-msg span{font-size:13.5px;color:rgba(255,255,255,.75);}
.pill{background:var(--gold-400);color:var(--green-900);font-weight:700;font-size:13px;padding:9px 18px;border-radius:999px;white-space:nowrap;}

/* ---------- Feature grid ---------- */
.grid-6{display:grid;grid-template-columns:repeat(6,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;}
.grid-6 > div{padding:26px 20px;border-right:1px solid var(--line);}
.grid-6 > div:last-child{border-right:none;}
.feat-ic{width:34px;height:34px;color:var(--green-700);margin-bottom:14px;}
.grid-6 h4{font-size:14.5px;margin-bottom:6px;}
.grid-6 p{font-size:13px;margin:0;color:var(--ink-500);}
@media (max-width:1000px){.grid-6{grid-template-columns:repeat(3,1fr);}.grid-6 > div{border-bottom:1px solid var(--line);}.grid-6 > div:nth-child(3n){border-right:none;}}
@media (max-width:640px){.grid-6{grid-template-columns:repeat(2,1fr);}.grid-6 > div:nth-child(2n){border-right:none;}.grid-6 > div:nth-child(3n){border-right:1px solid var(--line);}}

/* ---------- Card grids (features/pricing pages) ---------- */
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.cards-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
@media (max-width:900px){.cards-3,.cards-2{grid-template-columns:1fr;}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-card);}
.card .feat-ic{margin-bottom:16px;}
.card h3{font-size:18px;}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative;}
.step{padding:24px 20px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;position:relative;}
.step-num{width:30px;height:30px;border-radius:50%;background:var(--green-700);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-weight:600;font-size:13px;margin-bottom:16px;}
.step h4{font-size:15.5px;}
.step p{font-size:13.5px;margin:0;}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.steps{grid-template-columns:1fr;}}

/* ---------- Savings example ---------- */
.savings-grid{display:grid;grid-template-columns:0.9fr 1.1fr 0.85fr;gap:24px;align-items:stretch;}
@media (max-width:960px){.savings-grid{grid-template-columns:1fr;}}
.save-panel{background:var(--mint-100);border-radius:var(--radius);padding:30px;display:flex;flex-direction:column;justify-content:center;}
.save-amt{font-family:var(--font-mono);font-size:38px;font-weight:600;color:var(--green-800);}
.badge-percent{display:inline-block;background:var(--green-700);color:#fff;font-size:12.5px;font-weight:600;padding:5px 12px;border-radius:999px;margin:10px 0;}

/* ---------- Pricing ---------- */
.price-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow-card);}
.price-num{font-family:var(--font-mono);font-size:44px;font-weight:600;color:var(--green-800);}
.price-num small{font-size:16px;font-weight:500;color:var(--ink-500);font-family:var(--font-body);}
.check-list li{display:flex;gap:10px;align-items:flex-start;padding:8px 0;font-size:14.5px;color:var(--ink-700);}
.check-list li .tick{color:var(--green-700);flex-shrink:0;margin-top:2px;}
.founder-box{background:var(--green-900);color:#fff;border-radius:var(--radius);padding:28px;}
.founder-box p{color:rgba(255,255,255,.75);}

/* ---------- Store logos strip ---------- */
.store-strip{display:flex;align-items:center;justify-content:center;gap:36px;flex-wrap:wrap;padding:28px 0;}
.store-wordmark{font-family:var(--font-display);font-weight:800;font-size:20px;color:var(--ink-700);opacity:.85;letter-spacing:-.02em;}

/* ---------- Store cards (stores page) ---------- */
.store-card{display:flex;gap:16px;align-items:flex-start;border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:#fff;}
.store-logo{width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--font-display);font-weight:800;font-size:18px;flex-shrink:0;}

/* ---------- FAQ accordion ---------- */
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;text-align:left;background:none;border:none;padding:20px 4px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;cursor:pointer;
  font-family:var(--font-display);font-weight:600;font-size:16px;color:var(--ink-900);
}
.faq-q .chev{transition:transform .2s ease;flex-shrink:0;color:var(--green-700);}
.faq-item.open .faq-q .chev{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.faq-a p{padding:0 4px 20px;font-size:14.5px;}
.faq-cat{font-family:var(--font-mono);font-size:12px;text-transform:uppercase;letter-spacing:.07em;color:var(--green-700);margin:36px 0 6px;}
.faq-cat:first-child{margin-top:0;}

/* ---------- CTA banner ---------- */
.cta-banner{background:var(--green-900);color:#fff;border-radius:var(--radius);padding:40px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.cta-banner h3{color:#fff;margin-bottom:6px;}
.cta-banner p{color:rgba(255,255,255,.72);margin:0;}
.email-form{display:flex;gap:10px;flex-wrap:wrap;}
.email-form input{
  padding:13px 16px;border-radius:9px;border:1px solid rgba(255,255,255,.25);
  background:rgba(255,255,255,.08);color:#fff;font-size:14.5px;min-width:240px;
}
.email-form input::placeholder{color:rgba(255,255,255,.55);}
.form-note{font-size:12.5px;color:rgba(255,255,255,.55);margin-top:10px;}

/* ---------- Footer ---------- */
.site-footer{padding:44px 0;border-top:1px solid var(--line);}
.footer-grid{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:18px;}
.footer-links{display:flex;gap:22px;flex-wrap:wrap;font-size:14px;color:var(--ink-500);}
.footer-social{display:flex;gap:14px;}
.footer-social a{width:34px;height:34px;border-radius:50%;background:var(--mint-100);display:flex;align-items:center;justify-content:center;color:var(--green-700);}
.footer-bottom{text-align:center;font-size:12.5px;color:var(--ink-500);margin-top:26px;}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s cubic-bezier(.2,.7,.3,1), transform .6s cubic-bezier(.2,.7,.3,1);}
.reveal.in-view{opacity:1;transform:none;}
.reveal-stagger > *{opacity:0;transform:translateY(14px);transition:opacity .5s ease, transform .5s ease;}
.reveal-stagger.in-view > *{opacity:1;transform:none;}
.reveal-stagger.in-view > *:nth-child(1){transition-delay:.02s;}
.reveal-stagger.in-view > *:nth-child(2){transition-delay:.08s;}
.reveal-stagger.in-view > *:nth-child(3){transition-delay:.14s;}
.reveal-stagger.in-view > *:nth-child(4){transition-delay:.2s;}
.reveal-stagger.in-view > *:nth-child(5){transition-delay:.26s;}
.reveal-stagger.in-view > *:nth-child(6){transition-delay:.32s;}

/* ---------- Sticky header state ---------- */
.site-header{transition:box-shadow .25s ease, background .25s ease;}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(15,46,32,.08);background:rgba(255,255,255,.97);}

/* ---------- Hover lift for interactive cards ---------- */
.card, .store-card, .step, .price-box, .receipt{transition:transform .2s ease, box-shadow .2s ease;}
.card:hover, .store-card:hover, .step:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);}

/* ---------- Nav underline micro-interaction ---------- */
.nav-links a{position:relative;}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;background:var(--green-700);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav-links a:hover::after, .nav-links a.active::after{transform:scaleX(1);}

/* ---------- Animated count-up figures ---------- */
.count-up{font-variant-numeric:tabular-nums;}

/* ---------- Savings estimator (interactive widget) ---------- */
.estimator{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow-card);}
.estimator-row{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:6px;}
.estimator-row label{font-weight:600;font-size:14.5px;}
.estimator-row .val{font-family:var(--font-mono);font-weight:600;color:var(--green-800);}
input[type="range"]{
  -webkit-appearance:none;width:100%;height:6px;border-radius:999px;
  background:var(--mint-100);outline:none;margin:10px 0 22px;
}
input[type="range"]::-webkit-slider-thumb{
  -webkit-appearance:none;width:22px;height:22px;border-radius:50%;
  background:var(--green-700);border:3px solid #fff;box-shadow:0 2px 8px rgba(15,46,32,.3);cursor:pointer;
}
input[type="range"]::-moz-range-thumb{
  width:22px;height:22px;border-radius:50%;background:var(--green-700);border:3px solid #fff;
  box-shadow:0 2px 8px rgba(15,46,32,.3);cursor:pointer;
}
.estimator-result{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;
  background:var(--mint-100);border-radius:12px;padding:20px 22px;margin-top:10px;
}
.estimator-result .save-amt{font-size:30px;}

/* ---------- Toast (waitlist confirmation) ---------- */
.toast{
  position:fixed;bottom:24px;left:50%;transform:translate(-50%,20px);
  background:var(--green-900);color:#fff;padding:14px 22px;border-radius:10px;
  font-size:14px;font-weight:500;box-shadow:var(--shadow-lift);
  opacity:0;pointer-events:none;transition:opacity .25s ease, transform .25s ease;z-index:200;
  display:flex;align-items:center;gap:10px;
}
.toast.show{opacity:1;transform:translate(-50%,0);}

/* ---------- Utility ---------- */
.text-center{text-align:center;}
.mt-0{margin-top:0;}
.small{font-size:13px;color:var(--ink-500);}
.stack{display:flex;flex-direction:column;gap:10px;}
.page-hero{padding:64px 0 48px;text-align:center;}
.page-hero .eyebrow{margin-left:auto;margin-right:auto;}
.page-hero h1{font-size:clamp(30px,4vw,44px);max-width:16ch;margin-left:auto;margin-right:auto;}
.page-hero p{max-width:56ch;margin:0 auto;font-size:17px;}