/* Plus Jakarta Sans auto-hospedada (fonte variável 400–800) no lugar do @import do
   Google Fonts: sem CSS render-blocking nem conexões extras, igual às fontes antigas do site. */
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:400 800;font-display:swap;src:url('../fonts/plusjakartasans-var-latin-ext.woff2') format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Plus Jakarta Sans';font-style:normal;font-weight:400 800;font-display:swap;src:url('../fonts/plusjakartasans-var-latin.woff2') format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}

/* ===== LurIA — componentes (CSS puro, prefixo lu-) ===== */
.lu, .lu * { box-sizing: border-box; }
.lu { font-family: var(--font-sans); color: var(--ink); background: var(--surface); font-size: 16px; line-height: 26px; -webkit-font-smoothing: antialiased; font-feature-settings: "tnum" 0; }
.lu :focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; }
.lu a { color: var(--brand); text-decoration: none; }
.lu a:hover { color: var(--brand-hover); }
.lu-num { font-variant-numeric: tabular-nums; }

/* Tipografia */
.lu-display { font-size: 56px; line-height: 1.08; font-weight: 700; letter-spacing: -.03em; margin: 0; color: var(--ink); }
.lu-title { font-size: 40px; line-height: 1.12; font-weight: 700; letter-spacing: -.025em; margin: 0; color: var(--ink); }
.lu-display .hl, .lu-title .hl { color: var(--brand); }
.lu-lead { font-size: 19px; line-height: 30px; color: var(--ink-muted); max-width: var(--container-text); margin: 0; }
.lu-overline { font-size: 13px; line-height: 18px; font-weight: 700; letter-spacing: .02em; color: var(--brand); margin: 0; }
.lu-muted { color: var(--ink-muted); }
.lu-small { font-size: 14px; line-height: 22px; }

/* Botões */
.lu-btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2); height: 48px; padding: 0 22px; border-radius: var(--radius-md); font-family: inherit; font-size: 15px; font-weight: 700; line-height: 20px; border: 1px solid transparent; cursor: pointer; text-decoration: none; transition: background .15s, border-color .15s, color .15s, transform .15s; white-space: nowrap; }
.lu .lu-btn-primary, .lu-btn-primary { background: var(--brand); color: var(--on-brand); }
.lu .lu-btn-primary:hover, .lu-btn-primary:hover { background: var(--brand-hover); color: var(--on-brand); }
.lu-btn-lg { height: 56px; padding: 0 28px; font-size: 16px; }
.lu-btn-primary.lu-btn-lg { box-shadow: var(--shadow-brand); }
.lu .lu-btn-secondary, .lu-btn-secondary { background: var(--surface); color: var(--ink); border-color: var(--line-strong); }
.lu .lu-btn-secondary:hover, .lu-btn-secondary:hover { border-color: var(--ink); color: var(--ink); }
.lu .lu-btn-link, .lu-btn-link { background: none; color: var(--brand); padding: 0; height: auto; }
.lu-btn-sm { height: 40px; padding: 0 16px; font-size: 14px; }
.lu-btn svg { width: 18px; height: 18px; }

/* Badges */
.lu-badge { display: inline-flex; align-items: center; gap: 6px; height: 26px; padding: 0 10px; border-radius: var(--radius-pill); font-size: 12px; font-weight: 700; line-height: 16px; white-space: nowrap; }
.lu-badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.lu-badge-live { background: var(--success-soft); color: var(--success); }
.lu-badge-building { background: var(--warning-soft); color: var(--warning); }
.lu-badge-planned { background: transparent; color: var(--ink-muted); border: 1px dashed var(--line-strong); }

/* Chips */
.lu-chip { display: inline-flex; align-items: center; gap: 6px; height: 34px; padding: 0 12px; border-radius: var(--radius-sm); background: var(--surface-raised); border: 1px solid var(--line); font-size: 14px; font-weight: 600; color: var(--ink); }
.lu-chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--brand); }

/* Card */
.lu-card { background: var(--surface-raised); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--space-5); box-shadow: var(--shadow-card); }

/* Section head */
.lu-head { display: grid; gap: var(--space-3); max-width: 720px; margin-bottom: var(--space-7); }
.lu-head.center { margin-left: auto; margin-right: auto; text-align: center; justify-items: center; }

/* Navbar */
.lu-nav { display: flex; align-items: center; gap: var(--space-6); height: 72px; }
.lu-logo { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 800; letter-spacing: -.02em; color: var(--ink); }
.lu .lu-logo, .lu .lu-logo:hover { color: var(--ink); }
.lu-logo .mark { width: 30px; height: 30px; border-radius: 9px; background: var(--brand); display: grid; place-items: center; color: var(--on-brand); font-size: 14px; font-weight: 800; letter-spacing: -.02em; }
.lu-logo b { color: var(--brand); font-weight: 800; }
.lu-nav ul { display: flex; gap: var(--space-6); list-style: none; margin: 0 0 0 auto; padding: 0; }
.lu-nav ul a { color: var(--ink); font-size: 15px; font-weight: 500; }
.lu-nav ul a:hover { color: var(--brand); }
.lu-nav .actions { display: flex; gap: var(--space-2); }

/* Calculadora */
.lu-calc { display: grid; grid-template-columns: 1fr 1.05fr; gap: 0; padding: 0; overflow: hidden; }
.lu-calc .inputs { padding: var(--space-6); display: grid; gap: var(--space-6); align-content: start; }
.lu-range { display: grid; gap: var(--space-3); }
.lu-range .top { display: flex; justify-content: space-between; align-items: baseline; font-size: 15px; font-weight: 600; }
.lu-range output { font-size: 20px; font-weight: 700; color: var(--ink); font-variant-numeric: tabular-nums; }
/* área de toque de 24px (WCAG 2.5.8); a trilha visível continua com 6px, desenhada no fundo */
.lu-range input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 24px; margin: -9px 0; background: linear-gradient(var(--brand), var(--brand)) 0 50%/var(--p, 50%) 6px no-repeat, linear-gradient(var(--line), var(--line)) 0 50%/100% 6px no-repeat; outline-offset: 2px; cursor: pointer; }
.lu-range input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 22px; height: 22px; border-radius: 50%; background: var(--surface-raised); border: 2px solid var(--brand); box-shadow: var(--shadow-card); cursor: pointer; }
.lu-range input[type=range]::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: var(--surface-raised); border: 2px solid var(--brand); cursor: pointer; }
.lu-range .scale { display: flex; justify-content: space-between; font-size: 12px; color: var(--ink-muted); }
.lu-calc .results { background: var(--brand-soft); padding: var(--space-6); display: grid; gap: var(--space-5); align-content: start; }
.lu-calc .res { display: grid; gap: 4px; }
.lu-calc .res + .res { padding-top: var(--space-5); border-top: 1px solid color-mix(in srgb, var(--brand) 18%, transparent); }
.lu-calc .res .v { font-size: 44px; line-height: 1; font-weight: 700; letter-spacing: -.03em; color: var(--brand-ink); font-variant-numeric: tabular-nums; }
.lu-calc .res .v small { font-size: 20px; letter-spacing: -.01em; }
.lu-calc .res .l { font-size: 15px; line-height: 22px; color: var(--ink); }
.lu-calc .note { font-size: 13px; line-height: 20px; color: var(--ink-muted); }

/* Mapa de integrações */
.lu-tabs { display: inline-flex; gap: 4px; padding: 4px; border-radius: var(--radius-md); background: var(--surface-alt); border: 1px solid var(--line); }
.lu-tabs button { font: inherit; font-size: 14px; font-weight: 600; height: 38px; padding: 0 16px; border-radius: var(--radius-sm); border: 0; background: transparent; color: var(--ink-muted); cursor: pointer; }
.lu-tabs button[aria-selected=true] { background: var(--surface-raised); color: var(--ink); box-shadow: var(--shadow-card); }
.lu-map { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); margin-top: var(--space-5); }
.lu-link { display: grid; gap: var(--space-3); }
.lu-link .pair { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
.lu-link .node { display: inline-flex; align-items: center; height: 32px; padding: 0 12px; border-radius: var(--radius-pill); background: var(--brand-soft); color: var(--brand-ink); font-size: 14px; font-weight: 700; }
.lu-link .arrow { color: var(--brand); font-weight: 700; }
.lu-link p { margin: 0; font-size: 14px; line-height: 22px; color: var(--ink-muted); }
.lu-link .ref { font-size: 13px; font-weight: 600; }

/* Metric case card */
.lu-metric { display: grid; gap: var(--space-3); align-content: start; }
.lu-metric .v { font-size: 44px; line-height: 1; font-weight: 700; letter-spacing: -.03em; color: var(--brand); font-variant-numeric: tabular-nums; }
.lu-metric .v small { font-size: 20px; }
.lu-metric h3 { font-size: 20px; line-height: 28px; font-weight: 700; letter-spacing: -.01em; margin: 0; }
.lu-metric p { margin: 0; font-size: 15px; line-height: 24px; color: var(--ink-muted); }
.lu-metric .meta { display: flex; justify-content: space-between; align-items: center; margin-top: var(--space-2); padding-top: var(--space-4); border-top: 1px solid var(--line); font-size: 13px; color: var(--ink-muted); }

/* Lista de cases com filtro */
.lu-filter { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-bottom: var(--space-4); }
.lu-filter button { font: inherit; font-size: 14px; font-weight: 600; height: 36px; padding: 0 14px; border-radius: var(--radius-pill); border: 1px solid var(--line-strong); background: var(--surface-raised); color: var(--ink); cursor: pointer; }
.lu-filter button[aria-pressed=true] { background: var(--ink); color: var(--surface); border-color: var(--ink); }
.lu-cases { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.lu-cases li { display: grid; grid-template-columns: 40px 1fr auto; gap: var(--space-4); align-items: center; padding: var(--space-4) 0; border-bottom: 1px solid var(--line); }
.lu-cases .n { font-size: 13px; font-weight: 700; color: var(--ink-muted); font-variant-numeric: tabular-nums; }
.lu-cases b { font-weight: 700; font-size: 16px; }
.lu-cases span.r { display: block; font-size: 14px; color: var(--ink-muted); }
.lu-cases li[hidden] { display: none; }

/* Passos */
.lu-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); list-style: none; padding: 0; margin: 0; counter-reset: s; }
.lu-step { display: grid; gap: var(--space-3); align-content: start; }
.lu-step::before { counter-increment: s; content: "0" counter(s); width: 44px; height: 44px; border-radius: var(--radius-md); background: var(--brand); color: var(--on-brand); display: grid; place-items: center; font-weight: 800; font-size: 15px; }
.lu-step h3 { margin: 0; font-size: 20px; line-height: 28px; font-weight: 700; letter-spacing: -.01em; }
.lu-step p { margin: 0; font-size: 15px; line-height: 24px; color: var(--ink-muted); }

/* FAQ */
.lu-faq { display: grid; gap: var(--space-3); }
.lu-faq details { background: var(--surface-raised); border: 1px solid var(--line); border-radius: var(--radius-md); padding: var(--space-4) var(--space-5); }
.lu-faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); font-size: 17px; line-height: 24px; font-weight: 700; }
.lu-faq summary::-webkit-details-marker { display: none; }
.lu-faq summary::after { content: ""; width: 10px; height: 10px; border-right: 2px solid var(--brand); border-bottom: 2px solid var(--brand); transform: rotate(45deg) translateY(-3px); transition: transform .2s; flex: none; }
.lu-faq details[open] summary::after { transform: rotate(225deg); }
.lu-faq details p { margin: var(--space-3) 0 0; color: var(--ink-muted); font-size: 15px; line-height: 24px; }

/* Faixa CTA escura */
.lu-cta { background: var(--inverse); color: var(--on-inverse); border-radius: var(--radius-lg); padding: var(--space-8) var(--space-7); display: grid; grid-template-columns: 1.3fr 1fr; gap: var(--space-7); align-items: center; }
.lu-cta h2 { margin: 0; font-size: 40px; line-height: 1.12; font-weight: 700; letter-spacing: -.025em; color: var(--on-inverse); }
.lu-cta h2 .hl { color: var(--brand-on-inverse); }
.lu-cta p { margin: var(--space-3) 0 0; color: var(--on-inverse-muted); font-size: 17px; line-height: 28px; }
.lu-cta .actions { display: grid; gap: var(--space-3); }
.lu .lu-cta .lu-btn-secondary { background: transparent; color: var(--on-inverse); border-color: var(--on-inverse-muted); }

/* Formulário */
.lu-field { display: grid; gap: 6px; }
.lu-field label { font-size: 14px; font-weight: 600; }
.lu-field input, .lu-field textarea { font: inherit; font-size: 15px; color: var(--ink); background: var(--surface-alt); border: 1px solid var(--line-strong); border-radius: var(--radius-sm); padding: 11px 12px; }
.lu-field input::placeholder, .lu-field textarea::placeholder { color: var(--ink-muted); }

@media (prefers-reduced-motion: reduce) { .lu * { transition: none !important; } }