:root {
  --teal: #0ABCC8;
  --teal-dark: #078f98;
  --lime: #D0FF00;
  --white: #FFFFFF;
  --ink: #242424;
  --muted: #5f6368;
  --line: rgba(36, 36, 36, .12);
  --soft: #f5f7f8;
  --shadow: 0 24px 70px rgba(0, 0, 0, .16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 72px);
  background: rgba(255, 255, 255, .9);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; flex: 0 0 auto; }
.brand img { width: clamp(150px, 16vw, 210px); height: auto; aspect-ratio: 520 / 150; object-fit: contain; }
.nav { display: flex; align-items: center; gap: 20px; font-weight: 800; }
.nav a { font-size: 14px; color: rgba(36,36,36,.74); }
.nav-cta { background: var(--ink); color: var(--white) !important; padding: 11px 16px; border-radius: 999px; }
.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 0;
  border-radius: 16px;
  background: var(--ink);
  cursor: pointer;
  place-items: center;
  gap: 5px;
  padding: 11px;
}
.menu-toggle span { display: block; width: 100%; height: 3px; border-radius: 999px; background: var(--white); }
.offcanvas-backdrop {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(0,0,0,.42);
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease;
}
.offcanvas {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 90;
  width: min(88vw, 380px);
  height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: 24px;
  background: var(--white);
  box-shadow: -24px 0 70px rgba(0,0,0,.18);
  transform: translateX(105%);
  transition: transform .28s ease;
}
body.menu-open { overflow: hidden; }
body.menu-open .offcanvas { transform: translateX(0); }
body.menu-open .offcanvas-backdrop { opacity: 1; pointer-events: auto; }
.offcanvas-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.offcanvas-top img { width: 180px; height: auto; aspect-ratio: 520 / 150; object-fit: contain; }
.menu-close { width: 42px; height: 42px; border: 0; border-radius: 50%; background: var(--ink); color: var(--white); font-size: 28px; line-height: 1; cursor: pointer; }
.offcanvas-nav { display: grid; gap: 12px; margin-top: 36px; }
.offcanvas-nav a { padding: 18px 20px; border-radius: 22px; background: var(--soft); color: var(--ink); font-size: 20px; font-weight: 900; }
.offcanvas-nav .offcanvas-cta { background: var(--lime); }
.social-row { display: flex; align-items: center; justify-content: center; gap: 12px; }
.social-row a { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: var(--white); transition: transform .2s ease, background .2s ease; }
.social-row a:hover { transform: translateY(-3px); background: var(--teal); }
.social-row svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.social-row a:first-child svg { fill: currentColor; stroke: none; }
.offcanvas-social { margin-top: auto; padding-top: 30px; justify-content: flex-start; }

.section-pad { padding: clamp(64px, 9vw, 118px) clamp(18px, 5vw, 88px); }
.hero {
  min-height: 88vh;
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: clamp(32px, 7vw, 96px);
  align-items: center;
  background:
    radial-gradient(circle at 82% 14%, rgba(208,255,0,.88), transparent 26%),
    linear-gradient(135deg, #0ABCC8 0%, #12c9d3 56%, #d9ff37 130%);
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('../assets/pattern.svg');
  background-size: 620px;
  opacity: .08;
}
.hero > * { position: relative; z-index: 1; }
.pill, .eyebrow {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,.24);
  color: var(--ink);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.eyebrow { background: rgba(10,188,200,.12); color: var(--teal); }
.lime-text { color: var(--lime); background: rgba(208,255,0,.12); }

h1, h2, h3 { margin: 0; letter-spacing: -.055em; line-height: .96; }
h1 { margin-top: 18px; font-size: clamp(58px, 10vw, 126px); font-weight: 900; color: var(--white); text-shadow: 0 12px 34px rgba(0,0,0,.12); }
h2 { font-size: clamp(40px, 6vw, 74px); font-weight: 900; }
h3 { font-size: 26px; font-weight: 900; }
p { font-size: 18px; line-height: 1.7; color: rgba(36,36,36,.72); }
.hero p { max-width: 660px; color: rgba(255,255,255,.92); font-size: 21px; font-weight: 600; }

.hero-actions, .download-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border: 0;
  border-radius: 999px;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 12px 30px rgba(0,0,0,.12);
}
.btn-dark { background: var(--ink); color: var(--white); }
.btn-light { background: var(--white); color: var(--teal); }
.btn-lime { background: var(--lime); color: var(--ink); }
.btn-outline { border: 2px solid var(--ink); color: var(--ink); background: transparent; box-shadow: none; }
.btn.disabled { pointer-events: none; opacity: .45; filter: grayscale(1); }
.trust-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; }
.trust-row span { background: rgba(255,255,255,.24); color: var(--white); border: 1px solid rgba(255,255,255,.3); border-radius: 999px; padding: 9px 13px; font-weight: 800; font-size: 13px; }

.hero-visual {
  position: relative;
  min-height: 620px;
  display: grid;
  place-items: center;
}
.app-mockup {
  position: relative;
  z-index: 2;
  width: min(360px, 82vw);
  min-height: 610px;
  border: 12px solid #181818;
  border-radius: 48px;
  background: #f8fbfc;
  padding: 34px 22px 24px;
  box-shadow: 0 40px 90px rgba(0,0,0,.24);
}
.mockup-status { position: absolute; top: 14px; left: 50%; width: 92px; height: 8px; transform: translateX(-50%); border-radius: 999px; background: #111; }
.mockup-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.mockup-head small { display: block; color: var(--muted); font-weight: 800; }
.mockup-head strong { display: block; font-size: 25px; letter-spacing: -.04em; }
.mockup-head span { background: var(--lime); padding: 8px 10px; border-radius: 999px; font-size: 12px; font-weight: 900; }
.mockup-total { padding: 22px; border-radius: 28px; background: var(--ink); color: var(--white); margin-bottom: 16px; }
.mockup-total small { color: rgba(255,255,255,.68); font-weight: 800; }
.mockup-total strong { display: block; margin-top: 4px; font-size: 32px; letter-spacing: -.05em; }
.mockup-products { display: grid; gap: 10px; }
.mockup-products div { display: flex; align-items: center; gap: 12px; padding: 12px; border-radius: 20px; background: #edf3f4; }
.mockup-products span { width: 38px; height: 38px; border-radius: 14px; background: var(--teal); }
.mockup-products p { flex: 1; margin: 0; font-size: 14px; font-weight: 900; color: var(--ink); }
.mockup-products b { font-size: 13px; }
.mockup-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin: 18px 0; }
.mockup-grid span { height: 64px; border-radius: 20px; background: #e4ecee; }
.mockup-grid span:nth-child(2), .mockup-grid span:nth-child(4) { background: var(--lime); }
.app-mockup button { width: 100%; height: 58px; border: 0; border-radius: 20px; background: var(--teal); color: var(--white); font-weight: 900; font-size: 16px; }
.hero-card { position: absolute; z-index: 3; padding: 18px 20px; border-radius: 24px; background: rgba(255,255,255,.92); box-shadow: 0 22px 50px rgba(0,0,0,.16); backdrop-filter: blur(12px); }
.hero-card span { display: block; color: var(--muted); font-size: 12px; font-weight: 900; text-transform: uppercase; letter-spacing: .04em; }
.hero-card strong { display: block; margin-top: 4px; font-size: 24px; letter-spacing: -.05em; }
.hero-card-sales { left: 0; top: 78px; transform: rotate(-4deg); }
.hero-card-stock { right: 2%; bottom: 90px; transform: rotate(4deg); }
.pattern-bubble { position: absolute; width: 250px; height: 250px; right: 4%; top: 44px; border-radius: 50%; background: var(--lime); opacity: .8; }

.section-head { max-width: 900px; margin-bottom: 42px; }
.section-head.center { text-align: center; margin-left: auto; margin-right: auto; }
.section-head.center .eyebrow { margin-left: auto; margin-right: auto; }
.section-head.invert h2, .section-head.invert p { color: var(--white); }
.problem { background: var(--white); }
.problem-grid { display: grid; grid-template-columns: 1.2fr .9fr .9fr; gap: 18px; }
.problem-card { position: relative; overflow: hidden; min-height: 260px; border: 1px solid var(--line); border-radius: 34px; padding: 28px; background: var(--soft); box-shadow: 0 18px 54px rgba(15,23,42,.06); }
.problem-card.big { grid-row: span 2; background: var(--ink); color: var(--white); }
.problem-card.wide { grid-column: span 2; background: linear-gradient(135deg, var(--teal), #16d3de); color: var(--white); }
.problem-card span { display: inline-flex; margin: 14px 0 20px; padding: 7px 10px; border-radius: 999px; background: rgba(10,188,200,.12); color: var(--teal); font-size: 12px; font-weight: 900; text-transform: uppercase; }
.problem-card.big span, .problem-card.wide span { background: rgba(255,255,255,.16); color: var(--lime); }
.problem-card p, .problem-card li { color: rgba(36,36,36,.72); }
.problem-card.big p, .problem-card.big li, .problem-card.wide p { color: rgba(255,255,255,.82); }
.problem-card ul { padding-left: 18px; line-height: 1.9; font-weight: 700; }
.problem-icon { width: 56px; height: 56px; display: grid; place-items: center; border-radius: 20px; background: var(--lime); color: var(--ink); box-shadow: 0 12px 28px rgba(0,0,0,.1); }
.problem-icon svg, .feature-icon svg { width: 28px; height: 28px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.dark-section { background: var(--ink); color: var(--white); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature-card { border: 1px solid rgba(255,255,255,.12); border-radius: 30px; padding: 28px; background: rgba(255,255,255,.08); box-shadow: 0 16px 44px rgba(0, 0, 0, .12); }
.feature-card h3, .feature-card p { color: var(--white); }
.feature-card p { font-size: 15px; }
.feature-card.lime-card { background: var(--lime); }
.feature-card.lime-card h3, .feature-card.lime-card p { color: var(--ink); }
.feature-icon { width: 56px; height: 56px; display: grid; place-items: center; margin-bottom: 24px; border-radius: 20px; background: rgba(255,255,255,.12); font-size: 28px; }
.lime-card .feature-icon { background: var(--ink); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items: center; }
.check-list { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 12px; }
.check-list li { font-size: 18px; font-weight: 800; }
.check-list li::before { content: "✓"; display: inline-flex; width: 26px; height: 26px; margin-right: 10px; align-items: center; justify-content: center; border-radius: 50%; background: var(--lime); color: var(--ink); }
.brand-panel { position: relative; overflow: hidden; min-height: 420px; border-radius: 38px; background: var(--teal); display: grid; place-items: center; padding: 40px; }
.brand-panel img { position: relative; z-index: 2; background: var(--white); border-radius: 26px; padding: 22px; box-shadow: var(--shadow); }
.brand-pattern { position: absolute; inset: 0; background-image: url('../assets/pattern.svg'); background-size: 500px; opacity: .18; }

.pricing { background: var(--soft); }
.pricing-grid.refined { display: grid; grid-template-columns: repeat(2, minmax(0, 520px)); justify-content: center; gap: 22px; }
.price-card { border: 1px solid var(--line); border-radius: 36px; padding: 34px; background: var(--white); box-shadow: 0 20px 60px rgba(15,23,42,.08); }
.price-card.featured { background: var(--teal); color: var(--white); transform: rotate(-1deg); border-color: transparent; }
.price-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.price-badge { width: fit-content; padding: 8px 12px; border-radius: 999px; background: rgba(10,188,200,.12); color: var(--teal); font-weight: 900; margin-bottom: 18px; }
.price-badge.lime { background: var(--lime); color: var(--ink); }
.price { margin: 0; font-size: 32px; font-weight: 900; color: var(--ink); text-align: right; line-height: 1.05; }
.featured .price, .featured .price-desc { color: var(--white); }
.price-desc { min-height: 62px; margin: 18px 0 22px; font-size: 16px; }
.limit-list { list-style: none; padding: 0; margin: 0 0 26px; display: grid; gap: 10px; }
.limit-list li { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 16px; border-radius: 18px; background: #f1f6f7; font-weight: 800; }
.limit-list span { color: var(--muted); }
.limit-list strong { color: var(--ink); }
.pro-list li { background: rgba(255,255,255,.16); }
.pro-list span, .pro-list strong { color: var(--white); }

.download-layout { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: .9fr 1fr; gap: 34px; align-items: start; }
.download-copy h2, .download-copy p { color: var(--white); }
.download-note { margin-top: 22px; padding: 18px; border-radius: 22px; background: rgba(208,255,0,.12); color: var(--lime); font-weight: 800; }
.download-form { display: grid; gap: 16px; padding: 28px; border-radius: 34px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); }
.download-form label { display: grid; gap: 8px; color: var(--white); font-size: 14px; font-weight: 900; }
.download-form input { width: 100%; min-height: 54px; padding: 0 16px; border: 1px solid rgba(255,255,255,.16); outline: 0; border-radius: 18px; background: rgba(255,255,255,.94); color: var(--ink); font-weight: 800; }
.download-form input:focus { border-color: var(--lime); box-shadow: 0 0 0 4px rgba(208,255,0,.18); }
.form-message { min-height: 26px; margin: 0; color: var(--lime); font-size: 14px; font-weight: 800; }

.faq-list { max-width: 860px; margin: 0 auto; display: grid; gap: 12px; }
details { overflow: hidden; border: 1px solid var(--line); border-radius: 28px; background: var(--white); box-shadow: 0 16px 44px rgba(15, 23, 42, .06); }
summary { cursor: pointer; list-style: none; padding: 24px 28px; font-size: 20px; font-weight: 900; }
summary::-webkit-details-marker { display: none; }
details p { margin: 0; padding: 0 28px 24px; font-size: 16px; }

.footer { background: var(--ink); color: var(--white); text-align: center; padding: 46px 18px; }
.footer > img { width: clamp(170px, 20vw, 240px); height: auto; aspect-ratio: 520 / 150; object-fit: contain; margin: 0 auto 16px; }
.footer p { color: var(--white); margin: 0 0 8px; font-weight: 900; }
.footer-social { margin: 18px 0; }
.footer-social a { background: rgba(255,255,255,.12); }
.footer small { color: rgba(255,255,255,.7); }

.btn, .price-card, .feature-card, .problem-card, .download-form, details { transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 18px 36px rgba(0,0,0,.18); }
.problem-card:hover, .feature-card:hover, .price-card:hover, details:hover { transform: translateY(-6px); box-shadow: 0 28px 72px rgba(15,23,42,.13); }
.app-mockup { animation: floatPhone 5s ease-in-out infinite; }
.hero-card-sales { animation: floatCardA 4.6s ease-in-out infinite; }
.hero-card-stock { animation: floatCardB 5.2s ease-in-out infinite; }
.pattern-bubble { animation: pulseBubble 6s ease-in-out infinite; }
.mockup-total { position: relative; overflow: hidden; }
.mockup-total::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-120%);
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.18), transparent);
  animation: shimmer 3.8s ease-in-out infinite;
}
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.stagger > * { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.stagger.is-visible > *:nth-child(2) { transition-delay: .08s; }
.stagger.is-visible > *:nth-child(3) { transition-delay: .16s; }
.stagger.is-visible > *:nth-child(4) { transition-delay: .24s; }
.stagger.is-visible > *:nth-child(5) { transition-delay: .32s; }
.stagger.is-visible > *:nth-child(6) { transition-delay: .40s; }

@keyframes floatPhone { 0%,100% { transform: translateY(0) rotate(-1deg); } 50% { transform: translateY(-14px) rotate(1deg); } }
@keyframes floatCardA { 0%,100% { transform: translateY(0) rotate(-4deg); } 50% { transform: translateY(-12px) rotate(-2deg); } }
@keyframes floatCardB { 0%,100% { transform: translateY(0) rotate(4deg); } 50% { transform: translateY(12px) rotate(2deg); } }
@keyframes pulseBubble { 0%,100% { transform: scale(1); opacity: .78; } 50% { transform: scale(1.08); opacity: .95; } }
@keyframes shimmer { 0%, 35% { transform: translateX(-120%); } 70%, 100% { transform: translateX(120%); } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
  .reveal, .stagger > * { opacity: 1; transform: none; }
}

@media (max-width: 1080px) {
  .hero, .split, .download-layout { grid-template-columns: 1fr; }
  .hero-visual { min-height: 620px; }
  .problem-grid { grid-template-columns: 1fr 1fr; }
  .problem-card.big, .problem-card.wide { grid-column: span 2; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .site-header { align-items: center; padding: 14px 18px; }
  .brand img { width: min(48vw, 176px); }
  .nav { display: none; }
  .menu-toggle { display: grid; }
  .hero { min-height: auto; }
  h1 { font-size: 62px; }
  h2 { font-size: 40px; }
  .hero p { font-size: 17px; }
  .hero-visual { min-height: 560px; }
  .app-mockup { width: min(315px, 90vw); min-height: 560px; border-radius: 42px; }
  .hero-card-sales { left: 0; top: 18px; }
  .hero-card-stock { right: 0; bottom: 24px; }
  .problem-grid, .feature-grid, .pricing-grid.refined { grid-template-columns: 1fr; }
  .problem-card.big, .problem-card.wide { grid-column: auto; }
  .price-card.featured { transform: none; }
  .price-top { flex-direction: column; }
  .price { text-align: left; }
  .brand-panel { min-height: 300px; }
}