/* Hapi — página de divulgação. Cores e fonte iguais às do app (hapi-front/src/styles.css). */
:root {
  --bg: #0c0f1a; --bg2: #111827; --bg3: #1a2235; --bg4: #232f45;
  --border: rgba(255,255,255,0.07); --border2: rgba(255,255,255,0.13);
  --text: #eef2ff; --text2: #7c8db5; --text3: #5b6d90;
  --accent: #a1a1aa; --green: #4ade80; --green-bg: rgba(74,222,128,0.08); --green-border: rgba(74,222,128,0.22);
  --yellow: #fbbf24; --on-color: #0c0f1a;
  --grad: linear-gradient(100deg, var(--accent) 0%, var(--green) 100%);
  --grad-text: linear-gradient(100deg, var(--text) 20%, var(--accent) 60%, var(--green) 100%);
  --glow: radial-gradient(60% 50% at 70% 20%, rgba(74,222,128,0.10), transparent 70%);
  --shadow: 0 20px 60px rgba(0,0,0,0.45);
  --font: "Ubuntu Sans", system-ui, sans-serif;
  color-scheme: dark;
}
[data-theme="light"] {
  --bg: #f1f4fb; --bg2: #ffffff; --bg3: #edf0f8; --bg4: #e2e7f2;
  --border: rgba(0,0,0,0.07); --border2: rgba(0,0,0,0.13);
  --text: #0f172a; --text2: #334155; --text3: #64748b;
  --accent: #52525b; --green: #16a34a; --green-bg: rgba(22,163,74,0.08); --green-border: rgba(22,163,74,0.25);
  --on-color: #ffffff;
  --glow: radial-gradient(60% 50% at 70% 20%, rgba(22,163,74,0.10), transparent 70%);
  --shadow: 0 20px 50px rgba(15,23,42,0.12);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); font-size: 16px; line-height: 1.6; font-weight: 450; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
img { display: block; }
h1, h2, h3 { margin: 0; line-height: 1.15; letter-spacing: -0.02em; }
p { margin: 0; }
svg { width: 1em; height: 1em; flex-shrink: 0; }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-thumb { background: var(--green-border); }

.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 780px; }
.muted { color: var(--text2); }
.center { text-align: center; }
.grad { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* Botões (cantos retos, como no app) */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 40px; padding: 0 18px; border: 1px solid transparent; font: 600 14px var(--font); cursor: pointer; transition: transform .15s, background .15s, border-color .15s, box-shadow .15s; white-space: nowrap; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--grad); color: var(--on-color); box-shadow: 0 8px 24px rgba(74,222,128,0.18); }
.btn-ghost { background: var(--bg3); border-color: var(--border2); color: var(--text); }
.btn-ghost:hover { border-color: var(--green-border); }
.btn-lg { height: 48px; padding: 0 24px; font-size: 15px; }
.btn-block { width: 100%; }
.icon-btn { width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center; background: transparent; border: 1px solid var(--border2); color: var(--text2); cursor: pointer; font-size: 17px; }
.icon-btn:hover { color: var(--text); border-color: var(--green-border); }

/* Topo */
.topbar { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.topbar-inner { height: 64px; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 20px; }
.brand img { width: 34px; height: 34px; object-fit: contain; }
.nav { display: flex; gap: 24px; margin-right: auto; }
.nav a { font-size: 14px; color: var(--text2); font-weight: 500; transition: color .15s; }
.nav a:hover, .nav a.active { color: var(--green); }
.topbar-actions { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.menu-btn { display: none; }

/* Hero */
.hero { position: relative; padding: 88px 0 96px; background: var(--glow); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.kicker { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border: 1px solid var(--green-border); background: var(--green-bg); color: var(--green); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 22px; }
.dot { width: 6px; height: 6px; background: var(--green); animation: pulse 1.8s infinite; }
@keyframes pulse { 50% { opacity: .3; } }
h1 { font-size: clamp(38px, 5.2vw, 64px); font-weight: 650; }
.lead { margin-top: 20px; font-size: 18px; color: var(--text2); max-width: 560px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }
.checks { list-style: none; padding: 0; margin: 26px 0 0; display: flex; flex-wrap: wrap; gap: 10px 22px; color: var(--text2); font-size: 14px; }
.checks li { display: flex; align-items: center; gap: 7px; }
.checks svg { color: var(--green); }
.checks.col { flex-direction: column; }

/* Prévia do painel */
.mock { background: var(--bg2); border: 1px solid var(--border2); box-shadow: var(--shadow); animation: float 6s ease-in-out infinite; }
@keyframes float { 50% { transform: translateY(-8px); } }
.mock-bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--border); }
.mock-bar span { width: 9px; height: 9px; background: var(--bg4); }
.mock-bar em { margin-left: 10px; font-style: normal; font-size: 11px; color: var(--text3); }
.mock-body { padding: 18px; display: grid; gap: 14px; }
.mock-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.mock-stat, .mock-card { background: var(--bg3); border: 1px solid var(--border); padding: 12px; }
.mock small { display: block; font-size: 11px; color: var(--text3); margin-bottom: 4px; }
.mock-stat strong { font-size: 17px; }
.mock .g { color: var(--green); }
.bar-row { display: grid; grid-template-columns: 82px 1fr; align-items: center; gap: 10px; font-size: 12px; color: var(--text2); margin-top: 8px; }
.bar { height: 7px; background: var(--bg4); }
.bar i { display: block; height: 100%; background: var(--grad); }
.bar.warn i { background: linear-gradient(90deg, var(--yellow), #f87171); }
.mock-chat { display: grid; gap: 8px; font-size: 13px; }
.msg { padding: 9px 12px; max-width: 85%; }
.msg.me { justify-self: end; background: var(--bg4); }
.msg.ai { display: flex; gap: 8px; align-items: center; background: var(--green-bg); border: 1px solid var(--green-border); }
.msg.ai svg { color: var(--green); }

/* Seções */
.section { padding: 96px 0; }
.section.alt { background: var(--bg2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 48px; }
.eyebrow { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--green); margin-bottom: 12px; }
h2 { font-size: clamp(28px, 3.4vw, 40px); font-weight: 650; }
.section-head p, .zela p { margin-top: 14px; color: var(--text2); font-size: 17px; }

.card { background: var(--bg2); border: 1px solid var(--border); padding: 26px; transition: border-color .2s, transform .2s; }
.card:hover { border-color: var(--green-border); transform: translateY(-3px); }
.icon { width: 42px; height: 42px; display: flex; align-items: center; justify-content: center; background: var(--green-bg); border: 1px solid var(--green-border); color: var(--green); font-size: 20px; margin-bottom: 16px; }
.card h3 { font-size: 18px; margin-bottom: 8px; }
.card p { color: var(--text2); font-size: 15px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }

.steps { list-style: none; padding: 0; margin: 48px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.steps li { display: flex; gap: 14px; align-items: flex-start; }
.steps b { width: 34px; height: 34px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; background: var(--grad); color: var(--on-color); font-weight: 800; }
.steps strong { display: block; }
.steps span { color: var(--text2); font-size: 14px; }

/* Recursos (montados pelo main.js) */
.feature-group + .feature-group { margin-top: 36px; }
.feature-group h3 { font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--green); margin-bottom: 14px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.feature { display: flex; gap: 12px; padding: 16px; background: var(--bg); border: 1px solid var(--border); transition: border-color .2s; }
.feature:hover { border-color: var(--green-border); }
.feature .icon { width: 34px; height: 34px; font-size: 16px; margin: 0; flex-shrink: 0; }
.feature strong { display: block; font-size: 15px; }
.feature p { font-size: 13.5px; color: var(--text3); line-height: 1.5; margin-top: 2px; }

/* Zela */
.zela { display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: center; }
.zela-art { aspect-ratio: 1; max-width: 320px; justify-self: center; width: 100%; display: flex; align-items: center; justify-content: center; font-size: 110px; color: var(--green); background: radial-gradient(circle, var(--green-bg), transparent 70%); border: 1px solid var(--green-border); }
.zela-art svg { animation: float 5s ease-in-out infinite; }

/* Planos */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.plan { position: relative; display: flex; flex-direction: column; background: var(--bg); border: 1px solid var(--border2); padding: 28px; }
.plan.featured { border-color: var(--green); box-shadow: 0 0 0 1px var(--green), var(--shadow); }
.plan .badge { position: absolute; top: -12px; left: 28px; padding: 3px 10px; background: var(--grad); color: var(--on-color); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
.plan h3 { font-size: 20px; }
.plan .tag { color: var(--text2); font-size: 14px; margin-top: 6px; min-height: 44px; }
.price { font-size: 44px; font-weight: 750; margin: 18px 0; letter-spacing: -0.03em; }
.price small { font-size: 18px; margin-right: 4px; color: var(--text2); }
.price span { font-size: 15px; font-weight: 500; color: var(--text3); }
.plan ul { list-style: none; padding: 0; margin: 0 0 26px; display: grid; gap: 10px; flex: 1; font-size: 14.5px; color: var(--text2); }
.plan li { display: flex; gap: 8px; align-items: center; }
.plan li svg { color: var(--green); }
#planos .center { margin-top: 28px; }
#planos .center a { display: inline-flex; align-items: center; gap: 6px; color: var(--green); font-weight: 600; }

/* FAQ */
.faq { display: grid; gap: 10px; }
.faq details { background: var(--bg2); border: 1px solid var(--border); padding: 0 20px; transition: border-color .2s; }
.faq details[open] { border-color: var(--green-border); }
.faq summary { cursor: pointer; padding: 18px 0; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--green); font-size: 22px; line-height: 1; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { padding-bottom: 18px; color: var(--text2); }

/* CTA */
.cta { padding: 88px 0; background: var(--glow); border-top: 1px solid var(--border); }
.cta-inner { display: flex; flex-direction: column; align-items: center; gap: 28px; text-align: center; }

/* Rodapé */
.footer { border-top: 1px solid var(--border); background: var(--bg2); padding: 48px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr auto; gap: 32px; align-items: start; }
.footer .muted { margin-top: 10px; font-size: 14px; }
.footer-links { display: grid; gap: 8px; font-size: 14px; color: var(--text2); }
.footer-links a:hover { color: var(--green); }
.bitsafira { display: flex; flex-direction: column; gap: 8px; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--text3); }
.bitsafira img { height: 34px; width: auto; }
.logo-light { display: none; }
[data-theme="light"] .logo-light { display: block; }
[data-theme="light"] .logo-dark { display: none; }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--border); font-size: 13px; color: var(--text3); }

/* Animação de entrada */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .mock, .zela-art svg, .dot { animation: none; }
  html { scroll-behavior: auto; }
}

/* Responsivo */
@media (max-width: 960px) {
  .hero-grid, .zela { grid-template-columns: 1fr; }
  .mock { max-width: 560px; }
  .grid-3, .plans, .steps, .feature-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .menu-btn { display: inline-flex; }
  .nav { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--bg2); border-bottom: 1px solid var(--border); padding: 8px 16px 16px; }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; border-bottom: 1px solid var(--border); }
  .hide-sm { display: none; }
}
@media (max-width: 600px) {
  .wrap { padding: 0 16px; }
  .topbar-inner { gap: 12px; }
  .topbar-actions .btn-primary { padding: 0 12px; }
  .hero { padding: 56px 0 64px; }
  .section { padding: 64px 0; }
  .grid-3, .plans, .steps, .feature-grid, .footer-grid { grid-template-columns: 1fr; }
  .mock-stats { grid-template-columns: 1fr 1fr; }
  .mock-stat:last-child { display: none; }
}