:root {
  --accent: #ff7e79;
  --accent-hover: #ff6a64;
  --accent-ink: #c2413b; /* accessible coral for text on white */
  --accent-soft: #fff1f0;
  --accent-softer: #fff8f7;
  --ink: #1d1d1f;
  --ink-2: #3c3c43;
  --muted: #6b6b76;
  --line: #ececf0;
  --bg: #ffffff;
  --bg-soft: #f7f7f9;
  --radius: 20px;
  --radius-lg: 28px;
  --shadow: 0 1px 2px rgba(16, 16, 24, .04), 0 8px 24px rgba(16, 16, 24, .06);
  --shadow-lg: 0 2px 4px rgba(16, 16, 24, .04), 0 24px 60px rgba(16, 16, 24, .10);
  --font: "Plus Jakarta Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --max: 1160px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 .5em; }
h1 { font-size: clamp(2.4rem, 5.4vw, 4rem); font-weight: 800; letter-spacing: -0.035em; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.75rem); font-weight: 800; letter-spacing: -0.03em; }
h3 { font-size: 1.2rem; font-weight: 700; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.skip-link { position: absolute; left: -9999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip-link:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 6px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  font: inherit; font-weight: 700; font-size: 1rem; line-height: 1;
  padding: 16px 26px; border-radius: 999px; border: 0; cursor: pointer;
  text-decoration: none; transition: transform .15s ease, background-color .15s ease, box-shadow .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--ink); box-shadow: 0 8px 20px rgba(255, 126, 121, .35); }
.btn-primary:hover { background: var(--accent-hover); box-shadow: 0 10px 26px rgba(255, 126, 121, .45); }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: #000; }
.btn-ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--line); }
.btn-ghost:hover { box-shadow: inset 0 0 0 1.5px #d5d5dc; background: var(--bg-soft); }
.btn-lg { padding: 20px 34px; font-size: 1.08rem; }
.btn-sm { padding: 11px 18px; font-size: .92rem; }
.btn svg { width: 18px; height: 18px; }

/* ---------- header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); }
.nav-bar { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 800; font-size: 1.15rem; color: var(--ink); letter-spacing: -0.02em; }
.logo-mark { width: 32px; height: 32px; flex: none; }
.logo-light { font-weight: 500; color: var(--muted); margin-left: 1px; }

.site-nav { display: flex; align-items: center; gap: 24px; }
.nav-list { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav-item { position: relative; }
.nav-link {
  display: inline-flex; align-items: center; gap: 6px;
  font: inherit; font-size: .97rem; font-weight: 600; color: var(--ink-2);
  background: none; border: 0; padding: 10px 14px; border-radius: 999px; cursor: pointer; text-decoration: none;
}
.nav-link:hover, .nav-item.open > .nav-link { background: var(--bg-soft); color: var(--ink); }
.chev { width: 12px; height: 12px; transition: transform .2s ease; }
.nav-item.open .chev { transform: rotate(180deg); }

.dropdown {
  position: absolute; top: calc(100% + 8px); left: 50%;
  transform: translate(-50%, 6px); opacity: 0; visibility: hidden;
  min-width: 340px; padding: 8px; background: #fff; border: 1px solid var(--line);
  border-radius: 18px; box-shadow: var(--shadow-lg);
  transition: opacity .16s ease, transform .16s ease, visibility .16s;
}
.dropdown::before { content: ""; position: absolute; left: 0; right: 0; top: -12px; height: 12px; }
.dropdown-sm { min-width: 280px; }
.nav-item.open .dropdown { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
@media (hover: hover) and (min-width: 901px) {
  .has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
  .has-dropdown:hover .chev { transform: rotate(180deg); }
}
.dropdown-item { display: flex; align-items: center; gap: 14px; padding: 10px 12px; border-radius: 12px; text-decoration: none; }
.dropdown-item:hover { background: var(--accent-softer); }
.dropdown-item img { border-radius: 10px; flex: none; }
.dropdown-item strong { display: block; color: var(--ink); font-size: .97rem; }
.dropdown-item small { display: block; color: var(--muted); font-size: .85rem; line-height: 1.35; }

.nav-toggle { display: none; width: 44px; height: 44px; border: 0; background: none; padding: 10px; cursor: pointer; border-radius: 12px; }
.nav-toggle span { display: block; height: 2px; background: var(--ink); border-radius: 2px; margin: 5px 0; transition: transform .2s ease, opacity .2s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .site-nav {
    /* absolute, not fixed: the header's backdrop-filter makes it the containing block */
    position: absolute; top: 72px; left: 0; right: 0; height: calc(100vh - 72px); height: calc(100dvh - 72px); background: #fff;
    flex-direction: column; align-items: stretch; gap: 16px; padding: 16px 24px 32px;
    overflow-y: auto; display: none;
  }
  .site-nav.open { display: flex; }
  .nav-list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav-item { border-bottom: 1px solid var(--line); }
  .nav-link { width: 100%; justify-content: space-between; padding: 16px 4px; font-size: 1.08rem; border-radius: 0; }
  .nav-link:hover, .nav-item.open > .nav-link { background: none; }
  .dropdown {
    position: static; transform: none; opacity: 1; visibility: visible; display: none;
    min-width: 0; box-shadow: none; border: 0; padding: 0 0 12px;
  }
  .dropdown::before { display: none; }
  .nav-item.open .dropdown { display: block; transform: none; }
  .nav-cta { padding: 16px; }
}

/* ---------- sections ---------- */
section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .82rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--accent-ink); background: var(--accent-soft); padding: 7px 14px; border-radius: 999px; margin-bottom: 20px;
}
.lead { font-size: clamp(1.08rem, 1.6vw, 1.25rem); color: var(--muted); max-width: 640px; }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }
.section-head { max-width: 720px; margin: 0 auto 56px; text-align: center; }
.section-head .lead { margin: 0 auto; }
.highlight { color: var(--accent); }
.underline {
  background: linear-gradient(transparent 62%, rgba(255, 126, 121, .35) 62%, rgba(255, 126, 121, .35) 92%, transparent 92%);
  padding: 0 .08em;
}

/* hero */
.hero { padding: 88px 0 72px; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -40% -20% auto; height: 120%; z-index: -1;
  background: radial-gradient(50% 50% at 50% 50%, rgba(255, 126, 121, .16) 0%, rgba(255, 126, 121, 0) 70%);
}
.hero h1 { max-width: 880px; margin-left: auto; margin-right: auto; }
.hero .lead { margin-bottom: 36px; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero-note { margin-top: 18px; font-size: .92rem; color: var(--muted); }
.hero-note svg { width: 16px; height: 16px; vertical-align: -3px; color: #16a34a; }

.trust-row { display: flex; gap: 28px; justify-content: center; flex-wrap: wrap; margin-top: 44px; color: var(--muted); font-size: .95rem; font-weight: 600; }
.trust-row span { display: inline-flex; align-items: center; gap: 8px; }
.trust-row svg { width: 20px; height: 20px; color: var(--accent); }

/* app cards (home) */
.app-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.app-card {
  position: relative; display: flex; flex-direction: column;
  border-radius: var(--radius-lg); padding: 36px 36px 0; overflow: hidden;
  text-decoration: none; transition: transform .2s ease, box-shadow .2s ease;
}
.app-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.app-card.tint-orange { background: linear-gradient(160deg, #fff4e3 0%, #ffe9cc 100%); }
.app-card.tint-green { background: linear-gradient(160deg, #eafaf3 0%, #d6f5e8 100%); }
.app-card-head { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.app-card-head img { width: 56px; height: 56px; border-radius: 14px; box-shadow: var(--shadow); }
.app-card-head h3 { margin: 0; font-size: 1.4rem; }
.app-card-head small { display: block; color: var(--muted); font-weight: 600; font-size: .88rem; }
.app-card p { color: var(--ink-2); max-width: 460px; }
.app-card .tags { display: flex; gap: 8px; flex-wrap: wrap; margin: 4px 0 22px; }
.chip { font-size: .82rem; font-weight: 600; padding: 6px 12px; border-radius: 999px; background: rgba(255, 255, 255, .75); color: var(--ink-2); }
.app-card .more { font-weight: 700; color: var(--ink); display: inline-flex; align-items: center; gap: 6px; margin-bottom: 28px; }
.app-card .more svg { width: 18px; height: 18px; transition: transform .2s ease; }
.app-card:hover .more svg { transform: translateX(4px); }
.app-card-shot { margin-top: auto; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top left; border-radius: 16px 16px 0 0; box-shadow: var(--shadow-lg); background: #fff; }

/* values */
.values { background: var(--bg-soft); }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.value { background: #fff; border-radius: var(--radius); padding: 32px; border: 1px solid var(--line); }
.value .icon {
  width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent-ink); margin-bottom: 20px;
}
.value .icon svg { width: 24px; height: 24px; }
.value p { color: var(--muted); margin: 0; font-size: .98rem; }

/* CTA band */
.cta-band { padding: 0 0 96px; }
.cta-box {
  background: var(--ink); color: #d6d6dc; border-radius: var(--radius-lg);
  padding: 72px 40px; text-align: center; position: relative; overflow: hidden;
}
.cta-box::after {
  content: ""; position: absolute; width: 520px; height: 520px; right: -160px; top: -260px;
  background: radial-gradient(circle, rgba(255, 126, 121, .45), rgba(255, 126, 121, 0) 65%);
}
.cta-box h2 { color: #fff; position: relative; z-index: 1; }
.cta-box p { max-width: 560px; margin: 0 auto 32px; position: relative; z-index: 1; }
.cta-box .hero-actions { position: relative; z-index: 1; }
.cta-box .btn-ghost { color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .25); }
.cta-box .btn-ghost:hover { background: rgba(255, 255, 255, .08); }

/* ---------- app landing pages ---------- */
.app-hero { padding: 72px 0 40px; }
.app-hero-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
.app-badge { display: inline-flex; align-items: center; gap: 12px; margin-bottom: 22px; font-weight: 700; color: var(--ink); }
.app-badge img { width: 52px; height: 52px; border-radius: 14px; box-shadow: var(--shadow); }
.app-badge small { display: block; font-weight: 600; color: var(--muted); font-size: .85rem; }
.app-hero h1 { font-size: clamp(2.3rem, 4.6vw, 3.5rem); }
.app-hero .lead { margin-bottom: 30px; }
.app-hero-actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.fine { font-size: .9rem; color: var(--muted); margin-top: 16px; }
.fine strong { color: var(--ink-2); }
.hero-visual { position: relative; border-radius: var(--radius-lg); padding: 28px; }
.hero-visual img { border-radius: 14px; box-shadow: var(--shadow-lg); background: #fff; }
.tint-orange-bg { background: linear-gradient(160deg, #fff4e3 0%, #ffe3bd 100%); }
.tint-green-bg { background: linear-gradient(160deg, #eafaf3 0%, #cdf2e1 100%); }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { padding: 28px; border-radius: var(--radius); background: var(--bg-soft); }
.feature .icon { width: 44px; height: 44px; border-radius: 12px; background: #fff; display: grid; place-items: center; color: var(--accent-ink); margin-bottom: 18px; box-shadow: var(--shadow); }
.feature .icon svg { width: 22px; height: 22px; }
.feature h3 { font-size: 1.08rem; margin-bottom: 6px; }
.feature p { color: var(--muted); font-size: .97rem; margin: 0; }
.pro { display: inline-block; font-size: .7rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; color: var(--accent-ink); background: var(--accent-soft); padding: 3px 8px; border-radius: 999px; vertical-align: 2px; margin-left: 6px; }

.steps-section { background: var(--bg-soft); }
.steps { display: grid; gap: 64px; }
.step { display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: center; }
.step:nth-child(even) .step-text { order: 2; }
.step-num {
  display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 12px;
  background: var(--accent); color: var(--ink); font-weight: 800; margin-bottom: 18px;
}
.step h3 { font-size: clamp(1.4rem, 2.4vw, 1.8rem); font-weight: 800; letter-spacing: -0.02em; }
.step p { color: var(--muted); }
.step ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.step li { display: flex; gap: 10px; align-items: flex-start; }
.step li svg { width: 20px; height: 20px; flex: none; color: var(--accent-ink); margin-top: 3px; }
.step-visual { border-radius: var(--radius-lg); padding: 28px; background: #fff; border: 1px solid var(--line); }
.step-visual img { border-radius: 12px; box-shadow: var(--shadow); }

/* pricing */
.pricing { display: grid; grid-template-columns: repeat(2, minmax(0, 380px)); gap: 20px; justify-content: center; }
.plan { border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 36px; background: #fff; display: flex; flex-direction: column; }
.plan.featured { border: 2px solid var(--accent); box-shadow: 0 20px 50px rgba(255, 126, 121, .18); position: relative; }
.plan.featured::before {
  content: "Most popular"; position: absolute; top: -14px; left: 36px; background: var(--accent); color: var(--ink);
  font-size: .78rem; font-weight: 800; padding: 5px 12px; border-radius: 999px;
}
.plan h3 { font-size: 1.15rem; margin-bottom: 4px; }
.plan .price { font-size: 2.8rem; font-weight: 800; color: var(--ink); letter-spacing: -0.03em; line-height: 1.1; margin: 8px 0 4px; }
.plan .price small { font-size: 1rem; font-weight: 600; color: var(--muted); letter-spacing: 0; }
.plan .plan-sub { color: var(--muted); font-size: .95rem; min-height: 1.6em; }
.plan ul { list-style: none; padding: 0; margin: 20px 0 28px; display: grid; gap: 10px; }
.plan li { display: flex; gap: 10px; font-size: .98rem; }
.plan li svg { width: 20px; height: 20px; flex: none; color: #16a34a; margin-top: 3px; }
.plan .btn { margin-top: auto; }

/* faq */
.faq { max-width: 760px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 20px 0; font-weight: 700; color: var(--ink); font-size: 1.06rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.6rem; font-weight: 400; color: var(--muted); transition: transform .2s ease; line-height: 1; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 12px; margin: 0; }
.faq a { color: var(--accent-ink); }

/* nps widget mock */
.nps-mock { background: #fff; border-radius: 16px; box-shadow: var(--shadow-lg); padding: 28px; max-width: 520px; margin: 0 auto; }
.nps-mock .order-line { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: .9rem; padding-bottom: 18px; margin-bottom: 18px; border-bottom: 1px solid var(--line); }
.nps-mock .order-line svg { width: 22px; height: 22px; color: #16a34a; }
.nps-mock h4 { font-size: 1.1rem; margin-bottom: 4px; }
.nps-mock .sub { color: var(--muted); font-size: .9rem; margin-bottom: 16px; }
.nps-scale { display: grid; grid-template-columns: repeat(11, 1fr); gap: 5px; }
.nps-scale span {
  aspect-ratio: 1; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 8px;
  font-size: .85rem; font-weight: 700; color: var(--ink-2);
}
.nps-scale span.sel { background: #10b981; border-color: #10b981; color: #fff; }
.nps-legend { display: flex; justify-content: space-between; font-size: .78rem; color: var(--muted); margin: 8px 0 14px; }
.nps-mock .fake-input { border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; color: var(--ink-2); font-size: .9rem; margin-bottom: 14px; }
.nps-mock .fake-btn { background: var(--ink); color: #fff; border-radius: 10px; padding: 12px; text-align: center; font-weight: 700; font-size: .92rem; }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: start; }
.contact-aside .card { background: var(--bg-soft); border-radius: var(--radius); padding: 24px; margin-bottom: 16px; }
.contact-aside .card h3 { font-size: 1rem; margin-bottom: 4px; }
.contact-aside .card p { color: var(--muted); margin: 0; font-size: .96rem; }
.contact-aside .card a { color: var(--accent-ink); font-weight: 600; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow); }
.field { margin-bottom: 18px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
label { display: block; font-weight: 600; font-size: .92rem; color: var(--ink); margin-bottom: 6px; }
label .opt { font-weight: 500; color: var(--muted); }
input, select, textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--ink);
  padding: 13px 15px; border: 1.5px solid var(--line); border-radius: 12px; background: #fff;
  transition: border-color .15s ease, box-shadow .15s ease;
}
textarea { min-height: 150px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(255, 126, 121, .18); }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin-top: 16px; padding: 14px 16px; border-radius: 12px; font-weight: 600; font-size: .95rem; display: none; }
.form-status.ok { display: block; background: #ecfdf3; color: #166534; }
.form-status.err { display: block; background: #fef2f2; color: #b91c1c; }
.form-card .btn { width: 100%; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 64px 0 32px; font-size: .95rem; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; }
.footer-brand p { color: var(--muted); margin-top: 14px; max-width: 300px; }
.site-footer h3 { font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.site-footer ul a { text-decoration: none; color: var(--ink-2); }
.site-footer ul a:hover { color: var(--accent-ink); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line); color: var(--muted); font-size: .88rem; }
.footer-bottom p { margin: 0; }

/* ---------- 404 ---------- */
.not-found { padding: 140px 0; text-align: center; }
.not-found .big { font-size: clamp(5rem, 14vw, 9rem); font-weight: 800; color: var(--accent); line-height: 1; letter-spacing: -0.05em; }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  section { padding: 72px 0; }
  .app-cards, .value-grid, .feature-grid { grid-template-columns: 1fr; }
  .app-hero-grid, .step, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .step:nth-child(even) .step-text { order: 0; }
  .pricing { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .container { padding: 0 16px; }
  .app-card { padding: 28px 22px 0; }
  .hero-visual, .step-visual { padding: 14px; }
  .form-card { padding: 24px 18px; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .cta-box { padding: 56px 22px; }
  .hero-actions .btn, .app-hero-actions .btn { width: 100%; }
  .nps-mock { padding: 20px; }
  .nps-scale { gap: 3px; }
  .nps-scale span { font-size: .75rem; border-radius: 6px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}