/* Lotswift — marketing site. Soft, light palette; one typeface; no build step. */

:root {
  --bg: #f8f7f3;          /* warm off-white page */
  --surface: #ffffff;
  --surface-soft: #f1f5f2; /* pale sage panels */
  --ink: #1d2b2a;          /* near-black with a green cast */
  --ink-soft: #4c5a58;
  --muted: #7a8785;
  --line: #e4e7e1;
  --accent: #0e7c6b;       /* deep teal */
  --accent-strong: #0a6457;
  --accent-tint: #e2f2ee;
  --sky-tint: #e9f1f8;
  --peach-tint: #fbefe4;
  --amber: #b86a12;
  --amber-tint: #fbf0dc;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 1px 2px rgb(29 43 42 / 4%), 0 8px 24px rgb(29 43 42 / 6%);
  --shadow-lg: 0 2px 4px rgb(29 43 42 / 4%), 0 24px 60px rgb(29 43 42 / 10%);
  --max: 1120px;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: var(--bg); line-height: 1.6; font-size: 17px; }
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent-strong); }
h1, h2, h3 { line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.3rem, 5vw, 3.6rem); font-weight: 750; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.5rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 650; letter-spacing: -0.01em; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.eyebrow { display: inline-block; font-size: 0.8rem; font-weight: 650; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.lead { font-size: 1.2rem; color: var(--ink-soft); max-width: 36em; }
.center { text-align: center; }
.center .lead { margin-left: auto; margin-right: auto; }

/* --- Header -------------------------------------------------------------- */
.site-header { position: sticky; top: 0; z-index: 10; background: rgb(248 247 243 / 85%); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid transparent; }
.site-header.scrolled { border-bottom-color: var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 750; font-size: 1.2rem; color: var(--ink); text-decoration: none; letter-spacing: -0.02em; }
.brand svg { width: 30px; height: 30px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--ink-soft); text-decoration: none; font-size: 0.95rem; font-weight: 500; }
.nav-links a:hover { color: var(--ink); }
.nav-links .btn { color: #fff; }

/* --- Buttons ------------------------------------------------------------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 22px; border-radius: 999px; font-weight: 600; font-size: 0.98rem; text-decoration: none; border: 1px solid transparent; transition: background 0.15s, box-shadow 0.15s, transform 0.15s; cursor: pointer; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 6px 16px rgb(14 124 107 / 22%); }
.btn-primary:hover { background: var(--accent-strong); color: #fff; transform: translateY(-1px); }
.btn-ghost { background: var(--surface); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { color: var(--ink); border-color: #cfd5cd; }
.btn-sm { padding: 9px 16px; font-size: 0.9rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* --- Hero ---------------------------------------------------------------- */
.hero { padding: 64px 0 56px; background:
  radial-gradient(900px 420px at 85% 0%, var(--accent-tint) 0%, transparent 60%),
  radial-gradient(700px 380px at 0% 30%, var(--sky-tint) 0%, transparent 60%); }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.hero h1 span { color: var(--accent); }
.hero .lead { margin-bottom: 28px; }
.hero-note { margin-top: 18px; font-size: 0.9rem; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.hero-note svg { width: 16px; height: 16px; color: var(--accent); }

/* --- Product mockup ------------------------------------------------------ */
.mock { position: relative; }
.window { background: var(--surface); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); border: 1px solid var(--line); overflow: hidden; }
.window-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; background: #f6f6f2; border-bottom: 1px solid var(--line); }
.window-bar i { width: 10px; height: 10px; border-radius: 50%; background: #dcdcd6; }
.window-bar .addr { margin-left: 12px; flex: 1; height: 24px; border-radius: 8px; background: #fff; border: 1px solid var(--line); font-size: 0.72rem; color: var(--muted); display: flex; align-items: center; padding: 0 10px; }
.window-body { display: grid; grid-template-columns: 1fr 250px; min-height: 380px; }

.form-mock { padding: 22px; display: flex; flex-direction: column; gap: 10px; }
.form-mock .title { font-weight: 650; font-size: 0.95rem; margin-bottom: 4px; }
.field { position: relative; border: 1px solid var(--line); border-radius: 10px; padding: 7px 12px 7px; background: #fff; }
.field small { display: block; font-size: 0.66rem; color: var(--muted); }
.field b { font-weight: 550; font-size: 0.86rem; }
.field.filled { border-color: #bfe0d8; background: #f7fcfa; padding-right: 36px; }
.field.filled::after { content: '✓'; position: absolute; right: 10px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 0.65rem; display: grid; place-items: center; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.field.desc b { font-weight: 400; font-size: 0.78rem; color: var(--ink-soft); line-height: 1.45; display: block; }
.photos { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; }
.photos span { aspect-ratio: 4 / 3; border-radius: 7px; }

.panel-mock { border-left: 1px solid var(--line); background: #fbfbf8; padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.panel-head { display: flex; align-items: center; justify-content: space-between; }
.panel-head b { font-size: 0.82rem; }
.panel-head small { display: block; font-size: 0.66rem; color: var(--muted); }
.tabs { display: flex; gap: 5px; }
.tabs span { white-space: nowrap; font-size: 0.62rem; padding: 4px 7px; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--ink-soft); }
.tabs span.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.card { display: flex; gap: 9px; align-items: center; padding: 7px; border-radius: 10px; background: #fff; border: 1px solid var(--line); }
.card.on { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-tint); }
.thumb { width: 44px; height: 34px; border-radius: 6px; flex: none; }
.card b { font-size: 0.7rem; display: block; line-height: 1.25; }
.card small { font-size: 0.62rem; color: var(--muted); }
.panel-btn { margin-top: auto; text-align: center; font-size: 0.74rem; font-weight: 600; padding: 9px; border-radius: 999px; background: var(--accent); color: #fff; }
.sync { font-size: 0.64rem; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.sync::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: #3fb68b; }

/* Soft car-photo stand-ins */
.p1 { background: linear-gradient(160deg, #cfe3f1 0%, #9fbfd6 55%, #6f8fa6 100%); }
.p2 { background: linear-gradient(160deg, #f3dccb 0%, #d9ae8e 55%, #a77b5d 100%); }
.p3 { background: linear-gradient(160deg, #d8e9dc 0%, #a8cbb2 55%, #6f9a7c 100%); }
.p4 { background: linear-gradient(160deg, #e6e2f0 0%, #bdb5d6 55%, #8a80ad 100%); }
.p5 { background: linear-gradient(160deg, #eceae4 0%, #c9c5ba 55%, #8f8a7e 100%); }

.float-chip { position: absolute; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); border-radius: 12px; padding: 10px 14px; font-size: 0.8rem; display: flex; align-items: center; gap: 10px; }
.float-chip .dot { width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; flex: none; }
.float-chip b { display: block; font-size: 0.8rem; }
.float-chip small { color: var(--muted); font-size: 0.72rem; }
.chip-a { left: 28px; bottom: -44px; }
.chip-b { right: -18px; top: -20px; }

/* --- Sections ------------------------------------------------------------ */
section { padding: 64px 0; }
.section-soft { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.strip { padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); }
.strip ul { list-style: none; margin: 0 auto; padding: 0 24px; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 36px; color: var(--ink-soft); font-size: 0.95rem; }
.strip li { display: flex; align-items: center; gap: 9px; }
.strip svg { width: 18px; height: 18px; color: var(--accent); }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 36px; }
.feature { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: 0 1px 2px rgb(29 43 42 / 3%); }
.section-soft .feature { background: var(--bg); }
.feature p { color: var(--ink-soft); font-size: 0.97rem; margin: 0; }
.icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 16px; }
.icon svg { width: 22px; height: 22px; }
.i-teal { background: var(--accent-tint); color: var(--accent); }
.i-sky { background: var(--sky-tint); color: #2f6ea3; }
.i-peach { background: var(--peach-tint); color: #b2603a; }
.i-amber { background: var(--amber-tint); color: var(--amber); }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 36px; counter-reset: step; }
.step { position: relative; padding: 28px 26px 26px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); }
.step::before { counter-increment: step; content: counter(step); display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; font-size: 0.95rem; margin-bottom: 16px; }
.step p { color: var(--ink-soft); font-size: 0.97rem; margin: 0; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.checks { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 14px; }
.checks li { display: flex; gap: 12px; color: var(--ink-soft); }
.checks li::before { content: '✓'; flex: none; width: 22px; height: 22px; border-radius: 50%; background: var(--accent-tint); color: var(--accent); font-size: 0.75rem; font-weight: 700; display: grid; place-items: center; margin-top: 2px; }
.checks b { color: var(--ink); font-weight: 600; }

.attention { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: 22px; display: grid; gap: 12px; }
.attention h4 { margin: 0 0 4px; font-size: 0.95rem; }
.alert { border-radius: 12px; padding: 14px 16px; display: grid; gap: 4px; font-size: 0.86rem; }
.alert b { font-size: 0.9rem; }
.alert small { color: var(--ink-soft); }
.alert-warn { background: var(--amber-tint); border: 1px solid #f0dcb6; }
.alert-sky { background: var(--sky-tint); border: 1px solid #d3e3f1; }
.alert-ok { background: var(--accent-tint); border: 1px solid #c6e5dd; }

/* --- Pilot CTA ------------------------------------------------------------ */
.cta { border-radius: 28px; padding: 56px; background:
  radial-gradient(600px 300px at 100% 0%, rgb(255 255 255 / 55%) 0%, transparent 60%),
  linear-gradient(135deg, #dff1ec 0%, #e8f0f7 100%); border: 1px solid #d3e7e1; display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: center; }
.cta h2 { margin-bottom: 12px; }
.cta p { color: var(--ink-soft); margin: 0; }
.cta .btn-row { justify-content: flex-end; }

/* --- FAQ ------------------------------------------------------------------ */
.faq { max-width: 780px; margin: 32px auto 0; display: grid; gap: 12px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 4px 22px; }
.faq summary { cursor: pointer; list-style: none; padding: 16px 0; font-weight: 600; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--accent); font-size: 1.3rem; line-height: 1; font-weight: 400; }
.faq details[open] summary::after { content: '–'; }
.faq details p { color: var(--ink-soft); margin: 0 0 18px; }

/* --- Footer --------------------------------------------------------------- */
.site-footer { padding: 48px 0 40px; border-top: 1px solid var(--line); background: var(--surface); font-size: 0.9rem; color: var(--muted); }
.footer-grid { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; align-items: flex-start; }
.footer-links { display: flex; flex-wrap: wrap; gap: 22px; }
.footer-links a { color: var(--ink-soft); text-decoration: none; }
.footer-links a:hover { color: var(--ink); }
.fine { margin-top: 28px; font-size: 0.8rem; color: var(--muted); max-width: 760px; }

/* --- Document pages (install, privacy, terms) ---------------------------- */
.doc { padding: 64px 0 88px; }
.doc .wrap { max-width: 780px; }
.doc h1 { font-size: clamp(2rem, 4vw, 2.8rem); }
.doc h2 { font-size: 1.35rem; margin-top: 2.2em; }
.doc p, .doc li { color: var(--ink-soft); }
.doc ul, .doc ol { padding-left: 1.3em; }
.doc li { margin-bottom: 0.5em; }
.updated { color: var(--muted); font-size: 0.9rem; margin-bottom: 2em; }
.note { background: var(--surface-soft); border: 1px solid #dbe6df; border-radius: var(--radius); padding: 18px 20px; color: var(--ink-soft); }
.note b { color: var(--ink); }
.install-steps { counter-reset: step; list-style: none; padding: 0 !important; display: grid; gap: 14px; margin: 28px 0; }
.install-steps li { counter-increment: step; position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px 18px 64px; margin: 0; }
.install-steps li::before { content: counter(step); position: absolute; left: 20px; top: 18px; width: 30px; height: 30px; border-radius: 50%; background: var(--accent-tint); color: var(--accent); font-weight: 700; display: grid; place-items: center; font-size: 0.9rem; }
.install-steps b { color: var(--ink); }
code, kbd { font-family: ui-monospace, 'SF Mono', Menlo, monospace; font-size: 0.88em; background: var(--surface-soft); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; color: var(--ink); }
.download-card { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 24px 26px; box-shadow: var(--shadow); margin: 28px 0; }
.download-card b { display: block; font-size: 1.05rem; }
.download-card small { color: var(--muted); }

/* --- Responsive ------------------------------------------------------------ */
@media (max-width: 960px) {
  .hero-grid, .split, .cta { grid-template-columns: 1fr; }
  .grid-3, .steps { grid-template-columns: 1fr 1fr; }
  .cta { padding: 40px 32px; }
  .cta .btn-row { justify-content: flex-start; }
  .chip-a { left: 8px; bottom: -22px; }
  .chip-b { right: 8px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .nav-links a:not(.btn) { display: none; }
  .hero { padding-top: 44px; }
  .grid-3, .steps { grid-template-columns: 1fr; }
  .window-body { grid-template-columns: 1fr; }
  .panel-mock { border-left: 0; border-top: 1px solid var(--line); }
  section { padding: 48px 0; }
  .float-chip { display: none; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }