/* Social Flow Chat: estilos da landing e das páginas legais. Sem build, sem dependências. */
:root {
  --bg: #fbfbff;
  --surface: #ffffff;
  --ink: #0e0f1f;
  --ink-2: #3c3f58;
  --muted: #646883;
  --line: #e4e5f2;
  --brand: #4f46e5;
  --brand-600: #4338ca;
  --violet: #7c3aed;
  --sky: #0ea5e9;
  --mint: #10b981;
  --rose: #f43f5e;
  --amber: #f59e0b;
  --night: #0b0c1d;
  --radius: 16px;
  --shadow: 0 1px 2px rgba(14, 15, 31, .04), 0 12px 32px -12px rgba(67, 56, 202, .22);
  --display: "Bricolage Grotesque", "Inter", system-ui, sans-serif;
  --body: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --wrap: 72rem;
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  color-scheme: light;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
html, body { overflow-x: clip; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 1.0625rem/1.65 var(--body); -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
img, svg { max-width: 100%; display: block; }
a { color: var(--brand-600); text-underline-offset: 3px; }
h1, h2, h3 { font-family: var(--display); letter-spacing: -.02em; line-height: 1.1; margin: 0; color: var(--ink); text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: .5rem; background: var(--ink); color: #fff; padding: .6rem 1rem; border-radius: 8px; z-index: 100; }
.skip:focus { left: .5rem; }
:focus-visible { outline: 3px solid var(--sky); outline-offset: 3px; border-radius: 6px; }

/* ---------- navegação ---------- */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(251, 251, 255, .82); backdrop-filter: saturate(160%) blur(14px); border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s; }
.nav.scrolled { border-color: var(--line); box-shadow: 0 8px 24px -18px rgba(14, 15, 31, .35); }
.nav-in { display: flex; align-items: center; justify-content: space-between; height: 4.25rem; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; gap: .65rem; font: 700 1.15rem/1 var(--display); letter-spacing: -.02em; color: var(--ink); text-decoration: none; }
.logo { width: 2rem; height: 2rem; border-radius: .6rem; background: linear-gradient(135deg, var(--brand), var(--violet)); display: grid; place-items: center; box-shadow: 0 6px 16px -6px rgba(79, 70, 229, .7); }
.logo svg { width: 1.05rem; height: 1.05rem; }
.links { display: none; gap: 1.75rem; }
.links a { color: var(--ink-2); text-decoration: none; font-weight: 500; font-size: .95rem; }
.links a:hover { color: var(--brand-600); }
.nav-cta { display: flex; align-items: center; gap: .75rem; }
@media (min-width: 52rem) { .links { display: flex; } }
@media (max-width: 40rem) { .nav-cta .btn-ghost { display: none; } .brand { font-size: 1.02rem; } .nav-cta .btn { padding: .65rem 1rem; } }

/* ---------- botões ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .55rem; padding: .8rem 1.35rem; border-radius: 12px; font: 600 .98rem/1 var(--body); text-decoration: none; border: 1.5px solid transparent; cursor: pointer; transition: transform .16s ease, box-shadow .16s ease, background .16s ease, border-color .16s ease; }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 10px 24px -10px rgba(79, 70, 229, .75); }
.btn-primary:hover { background: var(--brand-600); transform: translateY(-1px); box-shadow: 0 14px 28px -10px rgba(67, 56, 202, .85); }
.btn-ghost { background: var(--surface); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand-600); }
.btn-lg { padding: 1rem 1.6rem; font-size: 1.02rem; }
.btn-light { background: #fff; color: var(--brand-600); }
.btn-light:hover { transform: translateY(-1px); box-shadow: 0 14px 28px -12px rgba(0, 0, 0, .5); }

/* ---------- hero ---------- */
.hero { position: relative; overflow: clip; padding: clamp(2.5rem, 6vw, 5rem) 0 clamp(3rem, 7vw, 6rem); }
.hero::before { content: ""; position: absolute; inset: -20% -10% auto -10%; height: 90%; background: radial-gradient(60% 60% at 20% 20%, rgba(124, 58, 237, .16), transparent 70%), radial-gradient(50% 50% at 85% 10%, rgba(14, 165, 233, .16), transparent 70%); z-index: -1; }
.hero::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 56px 56px; mask-image: radial-gradient(70% 60% at 50% 0%, #000, transparent 75%); opacity: .55; z-index: -1; }
.hero-grid { display: grid; gap: 3.5rem; align-items: center; }
.hero-grid > * { min-width: 0; }
@media (min-width: 62rem) { .hero-grid { grid-template-columns: .95fr 1.05fr; gap: 3rem; } }
.pill { display: inline-flex; align-items: center; gap: .55rem; padding: .35rem .85rem .35rem .4rem; border: 1px solid var(--line); background: var(--surface); border-radius: 999px; font-size: .85rem; font-weight: 600; color: var(--ink-2); box-shadow: var(--shadow); }
.pill b { background: linear-gradient(135deg, var(--brand), var(--violet)); color: #fff; border-radius: 999px; padding: .12rem .55rem; font-size: .72rem; letter-spacing: .04em; }
h1 { font-size: clamp(2.3rem, 1.5rem + 3vw, 3.9rem); font-weight: 800; margin: 1.25rem 0 1.25rem; }
h1 .grad { background: linear-gradient(100deg, var(--brand) 10%, var(--violet) 55%, var(--sky)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(1.08rem, 1rem + .35vw, 1.25rem); color: var(--ink-2); max-width: 36rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 2rem; }
.assure { display: flex; flex-wrap: wrap; gap: .5rem 1.4rem; margin: 1.75rem 0 0; padding: 0; list-style: none; color: var(--muted); font-size: .92rem; }
.assure li { display: inline-flex; align-items: center; gap: .45rem; }
.assure svg { width: 1rem; height: 1rem; color: var(--mint); }

/* mockup do produto */
.mock-wrap { position: relative; padding: 0 0 2.5rem 0; }
.mock { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; box-shadow: 0 30px 60px -28px rgba(30, 27, 90, .45), 0 2px 6px rgba(14, 15, 31, .05); overflow: hidden; }
.mock-bar { display: flex; align-items: center; gap: .45rem; padding: .75rem 1rem; border-bottom: 1px solid var(--line); background: #f6f6fd; }
.mock-bar i { width: .65rem; height: .65rem; border-radius: 50%; background: #d7d8ea; }
.mock-bar span { margin-left: .75rem; font-size: .76rem; color: var(--muted); background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: .2rem .7rem; }
.mock-body { display: grid; grid-template-columns: 8.5rem 1fr; min-height: 22rem; }
.mock-side { border-right: 1px solid var(--line); padding: 1rem .8rem; background: #fafaff; display: none; }
@media (min-width: 34rem) { .mock-side { display: block; } }
.mock-side div { display: flex; align-items: center; gap: .55rem; font-size: .8rem; color: var(--ink-2); padding: .45rem .55rem; border-radius: 8px; font-weight: 500; }
.mock-side div.on { background: #eceafd; color: var(--brand-600); font-weight: 600; }
.mock-side svg { width: .95rem; height: .95rem; }
.mock-main { padding: 1.1rem; grid-column: 1 / -1; }
@media (min-width: 34rem) { .mock-main { grid-column: auto; } }
.mock-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: .9rem; }
.mock-head b { font: 700 1.05rem var(--display); }
.chip { font-size: .72rem; font-weight: 600; padding: .22rem .6rem; border-radius: 999px; background: #eceafd; color: var(--brand-600); }
.cal { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: .35rem; font-size: .66rem; }
.cal .dow { color: var(--muted); font-weight: 600; text-align: center; padding-bottom: .2rem; }
.cal .d { min-width: 0; overflow: hidden; min-height: 3.1rem; border: 1px solid var(--line); border-radius: 8px; padding: .25rem; background: #fff; color: var(--muted); }
.cal .d.mute { background: #f7f7fc; }
.p { display: block; margin-top: .2rem; padding: .15rem .3rem; border-radius: 5px; font-weight: 600; color: #fff; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.p.k1 { background: var(--brand); } .p.k2 { background: var(--violet); } .p.k3 { background: #0284c7; } .p.k4 { background: #059669; }
.float { position: absolute; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); padding: .9rem 1rem; font-size: .82rem; }
.f-chat { right: .25rem; bottom: 0; width: min(17.5rem, 82%); }
@media (min-width: 62rem) { .f-chat { right: -1rem; } }
.f-chat .m { padding: .5rem .7rem; border-radius: 12px; margin-top: .4rem; line-height: 1.35; }
.f-chat .in { background: #f1f1f9; border-bottom-left-radius: 4px; }
.f-chat .out { background: var(--brand); color: #fff; border-bottom-right-radius: 4px; margin-left: 1.2rem; }
.f-chat small { color: var(--muted); font-weight: 600; letter-spacing: .02em; }
.f-stat { right: 1.25rem; top: -1.5rem; display: none; }
@media (min-width: 40rem) { .f-stat { display: block; } }
.f-stat strong { display: block; font: 800 1.5rem var(--display); color: var(--ink); }
.f-stat span { color: var(--mint); font-weight: 700; }

/* ---------- seções ---------- */
section { padding: clamp(3.5rem, 7vw, 6rem) 0; }
.eyebrow { font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--brand); }
.sec-head { max-width: 44rem; margin-bottom: 2.75rem; }
.sec-head h2 { font-size: clamp(1.9rem, 1.3rem + 2.2vw, 3rem); font-weight: 800; margin-top: .6rem; }
.sec-head p { margin-top: 1rem; color: var(--ink-2); font-size: 1.12rem; }
.center { text-align: center; margin-inline: auto; }

.strip { padding: 1.5rem 0; border-block: 1px solid var(--line); background: var(--surface); }
.strip ul { display: flex; flex-wrap: wrap; justify-content: center; gap: .6rem 2.2rem; margin: 0; padding: 0; list-style: none; color: var(--muted); font-weight: 600; font-size: .95rem; }
.strip li { display: inline-flex; align-items: center; gap: .5rem; }
.strip svg { width: 1.05rem; height: 1.05rem; color: var(--brand); }

.vs { display: grid; gap: 1.25rem; }
@media (min-width: 52rem) { .vs { grid-template-columns: 1fr 1fr; } }
.vs > div { border: 1px solid var(--line); border-radius: var(--radius); padding: 2rem; background: var(--surface); }
.vs .before { background: #fff7f8; border-color: #fde1e6; }
.vs .after { background: linear-gradient(180deg, #f4f2ff, #fff); border-color: #d9d4ff; box-shadow: var(--shadow); }
.vs h3 { font-size: 1.3rem; margin-bottom: 1.1rem; }
.vs ul { margin: 0; padding: 0; list-style: none; display: grid; gap: .8rem; }
.vs li { display: flex; gap: .7rem; color: var(--ink-2); }
.vs li svg { flex: none; width: 1.2rem; height: 1.2rem; margin-top: .3rem; }
.before li svg { color: var(--rose); } .after li svg { color: var(--mint); }

.features { display: grid; gap: 1.25rem; }
@media (min-width: 44rem) { .features { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 64rem) { .features { grid-template-columns: repeat(3, 1fr); } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.75rem; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cfcaf9; }
.ico { width: 2.9rem; height: 2.9rem; border-radius: 12px; display: grid; place-items: center; margin-bottom: 1.1rem; color: #fff; }
.ico svg { width: 1.4rem; height: 1.4rem; }
.i1 { background: linear-gradient(135deg, #4f46e5, #6366f1); } .i2 { background: linear-gradient(135deg, #7c3aed, #a855f7); }
.i3 { background: linear-gradient(135deg, #0ea5e9, #38bdf8); } .i4 { background: linear-gradient(135deg, #10b981, #34d399); }
.i5 { background: linear-gradient(135deg, #f59e0b, #fbbf24); } .i6 { background: linear-gradient(135deg, #f43f5e, #fb7185); }
.card h3 { font-size: 1.2rem; margin-bottom: .55rem; }
.card p { color: var(--ink-2); font-size: 1rem; }

.dark { background: var(--night); color: #d9dbf2; position: relative; overflow: clip; }
.dark::before { content: ""; position: absolute; inset: 0; background: radial-gradient(50% 60% at 85% 0%, rgba(124, 58, 237, .35), transparent 70%), radial-gradient(40% 50% at 0% 100%, rgba(14, 165, 233, .22), transparent 70%); }
.dark > .wrap { position: relative; }
.dark h2, .dark h3 { color: #fff; }
.dark .eyebrow { color: #a5b4fc; }
.dark .sec-head p { color: #b5b8d6; }
.steps { display: grid; gap: 1.25rem; counter-reset: s; margin: 0 0 3rem; padding: 0; list-style: none; }
@media (min-width: 52rem) { .steps { grid-template-columns: repeat(3, 1fr); } }
.steps li { counter-increment: s; border: 1px solid rgba(255, 255, 255, .12); background: rgba(255, 255, 255, .04); border-radius: var(--radius); padding: 1.6rem; }
.steps li::before { content: counter(s); display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: 50%; background: linear-gradient(135deg, var(--brand), var(--violet)); color: #fff; font-weight: 700; margin-bottom: 1rem; }
.steps h3 { font-size: 1.15rem; margin-bottom: .45rem; }
.steps p { color: #b5b8d6; font-size: .98rem; }

.flow { display: grid; gap: .9rem; }
@media (min-width: 64rem) { .flow { grid-template-columns: repeat(5, 1fr); gap: 1.4rem; } .flow > div:not(:last-child)::after { content: ""; position: absolute; right: -1.15rem; top: 50%; width: .9rem; height: 2px; background: linear-gradient(90deg, #6366f1, #a855f7); } }
.flow > div { position: relative; border-radius: 14px; background: #14163a; border: 1px solid rgba(255, 255, 255, .1); padding: 1.1rem; font-size: .9rem; }
.flow small { display: block; color: #a5b4fc; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; font-size: .68rem; margin-bottom: .45rem; }
.flow b { color: #fff; font-weight: 600; display: block; }
.flow span { color: #b5b8d6; display: block; margin-top: .25rem; font-size: .85rem; }

.plat { display: grid; gap: 1rem; }
@media (min-width: 44rem) { .plat { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 64rem) { .plat { grid-template-columns: repeat(6, 1fr); } }
.plat div { border: 1px solid var(--line); background: var(--surface); border-radius: 14px; padding: 1.1rem; text-align: center; }
.plat b { display: block; font-family: var(--display); font-size: 1.05rem; }
.plat span { display: inline-block; margin-top: .45rem; font-size: .72rem; font-weight: 700; padding: .15rem .6rem; border-radius: 999px; }
.live { background: #dcfce7; color: #166534; } .soon { background: #eef0f6; color: var(--muted); }
.plat .on { border-color: #c7c2fb; box-shadow: var(--shadow); }

.sec { display: grid; gap: 1.25rem; }
@media (min-width: 44rem) { .sec { grid-template-columns: repeat(2, 1fr); } }
.sec > div { display: flex; gap: 1rem; padding: 1.5rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.sec svg { flex: none; width: 1.6rem; height: 1.6rem; color: var(--brand); margin-top: .15rem; }
.sec h3 { font-size: 1.1rem; margin-bottom: .3rem; }
.sec p { color: var(--ink-2); font-size: .98rem; }

.faq { max-width: 50rem; margin-inline: auto; display: grid; gap: .75rem; }
.faq details { border: 1px solid var(--line); border-radius: 14px; background: var(--surface); }
.faq summary { cursor: pointer; padding: 1.15rem 1.35rem; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 1rem; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.4rem; color: var(--brand); line-height: 1; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 1.35rem 1.25rem; color: var(--ink-2); }

.cta-final { background: linear-gradient(135deg, #3730a3, #6d28d9 60%, #0369a1); color: #fff; border-radius: 28px; padding: clamp(2.25rem, 5vw, 4rem); text-align: center; position: relative; overflow: hidden; }
.cta-final::before { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 80% at 50% 0%, rgba(255, 255, 255, .18), transparent 70%); }
.cta-final > * { position: relative; }
.cta-final h2 { color: #fff; font-size: clamp(1.9rem, 1.3rem + 2.2vw, 3rem); font-weight: 800; max-width: 22ch; margin-inline: auto; }
.cta-final p { margin: 1rem auto 2rem; max-width: 34rem; color: #e0e1ff; font-size: 1.1rem; }

/* ---------- rodapé ---------- */
footer { border-top: 1px solid var(--line); background: var(--surface); padding: 3rem 0 2rem; font-size: .95rem; }
.foot { display: grid; gap: 2rem; }
@media (min-width: 52rem) { .foot { grid-template-columns: 1.5fr 1fr 1fr; } }
.foot p { color: var(--muted); max-width: 24rem; margin-top: .9rem; }
.foot h4 { margin: 0 0 .8rem; font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); }
.foot ul { margin: 0; padding: 0; list-style: none; display: grid; gap: .5rem; }
.foot a { color: var(--ink-2); text-decoration: none; }
.foot a:hover { color: var(--brand-600); text-decoration: underline; }
.legal-note { margin-top: 2.25rem; padding-top: 1.5rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; display: flex; flex-wrap: wrap; justify-content: space-between; gap: .75rem; }

/* ---------- páginas legais ---------- */
.doc { padding: clamp(2.5rem, 5vw, 4rem) 0 5rem; }
.doc .wrap { max-width: 46rem; }
.doc h1 { font-size: clamp(2rem, 1.5rem + 2vw, 3rem); margin: .6rem 0 .5rem; }
.doc .meta { color: var(--muted); font-size: .92rem; margin-bottom: 2.5rem; }
.doc h2 { font-size: 1.35rem; margin: 2.4rem 0 .7rem; }
.doc p, .doc li { color: var(--ink-2); }
.doc p { margin: .75rem 0; }
.doc ul, .doc ol { padding-left: 1.3rem; display: grid; gap: .45rem; margin: .75rem 0; }
.doc .note { border: 1px solid #d9d4ff; background: #f4f2ff; border-radius: 12px; padding: 1rem 1.2rem; margin: 1.5rem 0; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}