/*
Theme Name: LRN Engenharia
Theme URI: https://www.lrnengenharia.com.br
Description: Tema filho (block theme) do Extendable para a LRN Soluções e Engenharia Integradas. Páginas por área de atuação, formulário de orçamento seguro e SEO técnico.
Author: LRN Soluções e Engenharia Integradas
Template: extendable
Version: 1.0.0
Requires at least: 6.4
Requires PHP: 7.4
License: Proprietary
Text Domain: lrn
*/

@font-face{font-family:"DM Sans";font-style:normal;font-weight:400;font-display:swap;src:url("assets/fonts/dm-sans-latin-400-normal.woff2") format("woff2")}
@font-face{font-family:"DM Sans";font-style:normal;font-weight:500;font-display:swap;src:url("assets/fonts/dm-sans-latin-500-normal.woff2") format("woff2")}
@font-face{font-family:"DM Sans";font-style:normal;font-weight:700;font-display:swap;src:url("assets/fonts/dm-sans-latin-700-normal.woff2") format("woff2")}

:root{
  --lrn-blue:#0B5EA8; --lrn-navy:#0A3D62; --lrn-orange:#F28C28; --lrn-orange-d:#C96A0B;
  --lrn-ink:#1F1F1F; --lrn-white:#FFFFFF; --lrn-soft:#F5F7FA; --lrn-line:#E2E8F0; --lrn-muted:#4A5568;
  --lrn-radius:14px; --lrn-shadow:0 10px 30px rgba(10,61,98,.10);
  --lrn-font:"DM Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
.lrn-main,.lrn-header,.lrn-footer{font-family:var(--lrn-font);color:var(--lrn-ink);line-height:1.65;font-size:1.0625rem}
.lrn-main *,.lrn-header *,.lrn-footer *{box-sizing:border-box}
.lrn-main{margin:0;padding:0;max-width:none}
.lrn-main > *{margin-block:0}
.lrn-container{width:100%;max-width:1160px;margin-inline:auto;padding-inline:20px}
.lrn-main h1,.lrn-main h2,.lrn-main h3{font-family:var(--lrn-font);line-height:1.18;margin:0 0 .6em;color:var(--lrn-navy);letter-spacing:-.01em}
.lrn-main h1{font-size:clamp(2rem,4.6vw,3.4rem);font-weight:700}
.lrn-main h2{font-size:clamp(1.6rem,3vw,2.25rem);font-weight:700}
.lrn-main h3{font-size:1.2rem;font-weight:700}
.lrn-main p{margin:0 0 1em}
.lrn-main a{color:var(--lrn-blue)}
.lrn-main a:hover{color:var(--lrn-navy)}
.lrn-main :focus-visible,.lrn-header :focus-visible,.lrn-footer :focus-visible{outline:3px solid var(--lrn-orange);outline-offset:3px;border-radius:4px}
.lrn-skip{position:absolute;left:-9999px;top:8px;background:var(--lrn-navy);color:#fff;padding:10px 16px;z-index:1000;border-radius:8px}
.lrn-skip:focus{left:8px}

/* Botões: laranja só com texto grafite (contraste AA) */
.lrn-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;min-height:48px;padding:12px 24px;border-radius:999px;font-weight:700;font-size:1rem;text-decoration:none!important;border:2px solid transparent;cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,background .2s ease;font-family:var(--lrn-font)}
.lrn-btn--primary{background:var(--lrn-orange);color:var(--lrn-ink)!important}
.lrn-btn--primary:hover{background:#FFA245;transform:translateY(-2px);box-shadow:0 8px 20px rgba(242,140,40,.35)}
.lrn-btn--ghost{background:transparent;color:var(--lrn-blue)!important;border-color:var(--lrn-blue)}
.lrn-btn--ghost:hover{background:var(--lrn-blue);color:#fff!important}
.lrn-hero .lrn-btn--ghost,.lrn-band .lrn-btn--ghost{color:#fff!important;border-color:rgba(255,255,255,.7)}
.lrn-hero .lrn-btn--ghost:hover,.lrn-band .lrn-btn--ghost:hover{background:#fff;color:var(--lrn-navy)!important}
.lrn-btn[disabled]{opacity:.6;cursor:not-allowed;transform:none}

/* Cabeçalho */
.lrn-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--lrn-line);transition:box-shadow .2s}
.lrn-header.is-scrolled{box-shadow:0 4px 18px rgba(10,61,98,.10)}
.lrn-header__in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:76px}
.lrn-logo img{display:block;height:62px;width:auto}
.lrn-nav{display:flex;align-items:center;gap:6px}
.lrn-nav ul{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:2px}
.lrn-nav li{position:relative}
.lrn-nav a,.lrn-nav summary{display:flex;align-items:center;gap:6px;min-height:44px;padding:8px 14px;color:var(--lrn-ink);text-decoration:none;font-weight:500;border-radius:8px;cursor:pointer;list-style:none}
.lrn-nav summary::-webkit-details-marker{display:none}
.lrn-nav summary::after{content:"";width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);margin-left:2px}
.lrn-nav a:hover,.lrn-nav summary:hover,.lrn-nav a[aria-current="page"]{background:var(--lrn-soft);color:var(--lrn-blue)}
.lrn-sub{position:absolute;top:100%;left:0;min-width:280px;background:#fff;border:1px solid var(--lrn-line);border-radius:12px;box-shadow:var(--lrn-shadow);padding:8px;display:block!important}
.lrn-sub li{width:100%}
.lrn-ext::after{content:"↗";font-size:.8em;opacity:.7}
.lrn-burger{display:none;min-width:48px;min-height:48px;border:1px solid var(--lrn-line);background:#fff;border-radius:10px;cursor:pointer;font-size:1rem;font-family:var(--lrn-font)}
@media (max-width:980px){
  .lrn-burger{display:inline-flex;align-items:center;justify-content:center}
  .js .lrn-nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--lrn-line);padding:12px 20px 20px;flex-direction:column;align-items:stretch}
  .js .lrn-nav.is-open{display:flex}
  .lrn-nav ul{flex-direction:column;align-items:stretch}
  .lrn-sub{position:static;box-shadow:none;border:0;padding:0 0 0 14px;min-width:0}
}
@media (max-width:980px){.lrn-header .lrn-btn--cta{width:100%}}

/* Hero */
.lrn-hero{position:relative;overflow:hidden;background:var(--lrn-navy);color:#fff;padding:clamp(56px,9vw,112px) 0}
.lrn-hero::before{content:"";position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='520' height='520' fill='none' stroke='%23F28C28' stroke-opacity='.28' stroke-width='2'%3E%3Cpath d='M0 120h140l40 40h120M520 380H380l-40-40H200M260 0v80l40 40M120 520v-90l40-40h90'/%3E%3Cg fill='%23F28C28' fill-opacity='.45' stroke='none'%3E%3Ccircle cx='140' cy='120' r='6'/%3E%3Ccircle cx='300' cy='160' r='6'/%3E%3Ccircle cx='380' cy='380' r='6'/%3E%3Ccircle cx='200' cy='340' r='6'/%3E%3Ccircle cx='260' cy='80' r='6'/%3E%3Ccircle cx='250' cy='390' r='6'/%3E%3C/g%3E%3C/svg%3E") right -40px center/520px no-repeat;opacity:.9;pointer-events:none}
.lrn-hero .lrn-container{position:relative}
.lrn-hero h1{color:#fff;max-width:18ch}
.lrn-hero--wide h1{max-width:22ch}
.lrn-hero p.lrn-lead{font-size:clamp(1.05rem,1.6vw,1.3rem);max-width:60ch;color:#E6EEF6}
.lrn-eyebrow{display:inline-block;font-size:.85rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--lrn-orange);margin-bottom:14px}
.lrn-section .lrn-eyebrow{color:var(--lrn-orange-d)}
.lrn-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.lrn-trust{display:flex;flex-wrap:wrap;gap:10px 22px;margin:28px 0 0;padding:0;list-style:none;color:#CFE0EF;font-size:.95rem}
.lrn-trust li::before{content:"✓";color:var(--lrn-orange);font-weight:700;margin-right:8px}

/* Seções */
.lrn-section{padding:clamp(48px,7vw,88px) 0}
.lrn-section--soft{background:var(--lrn-soft)}
.lrn-section__head{max-width:68ch;margin-bottom:36px}
.lrn-grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.lrn-grid--2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.lrn-card{background:#fff;border:1px solid var(--lrn-line);border-radius:var(--lrn-radius);padding:24px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;display:flex;flex-direction:column}
.lrn-section--soft .lrn-card{border-color:transparent}
.lrn-card:hover{transform:translateY(-4px);box-shadow:var(--lrn-shadow);border-color:var(--lrn-blue)}
.lrn-card p{color:var(--lrn-muted);flex:1}
.lrn-card__link{font-weight:700;text-decoration:none;margin-top:6px}
.lrn-card__link::after{content:" →"}
.lrn-card--accent{border-top:4px solid var(--lrn-orange)}
.lrn-ticks{list-style:none;margin:0 0 1em;padding:0}
.lrn-ticks li{position:relative;padding:6px 0 6px 30px}
.lrn-ticks li::before{content:"";position:absolute;left:0;top:.8em;width:16px;height:9px;border-left:3px solid var(--lrn-orange);border-bottom:3px solid var(--lrn-orange);transform:rotate(-45deg) translateY(-4px)}
.lrn-split{display:grid;gap:40px;grid-template-columns:1fr}
@media (min-width:900px){.lrn-split{grid-template-columns:1.1fr .9fr;align-items:start}}
.lrn-panel{background:var(--lrn-soft);border-radius:var(--lrn-radius);padding:28px;border-left:5px solid var(--lrn-blue)}
.lrn-panel h3{margin-top:0}
.lrn-note{font-size:.92rem;color:var(--lrn-muted);border-left:4px solid var(--lrn-orange);padding:10px 16px;background:#FFF8F0;border-radius:0 8px 8px 0}
.lrn-steps{counter-reset:s;list-style:none;margin:0;padding:0;display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}
.lrn-steps li{counter-increment:s;background:#fff;border:1px solid var(--lrn-line);border-radius:var(--lrn-radius);padding:22px 20px 20px}
.lrn-steps li::before{content:counter(s);display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--lrn-blue);color:#fff;font-weight:700;margin-bottom:12px}
.lrn-steps strong{display:block;color:var(--lrn-navy);margin-bottom:4px}
.lrn-steps span{color:var(--lrn-muted);font-size:.96rem}

/* Faixa de solar / CTA */
.lrn-band{background:var(--lrn-blue);color:#fff;padding:clamp(44px,6vw,72px) 0}
.lrn-band--navy{background:var(--lrn-navy)}
.lrn-band h2{color:#fff}
.lrn-band p{color:#E6EEF6;max-width:62ch}
.lrn-band__in{display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between}
.lrn-badge{display:inline-block;background:var(--lrn-orange);color:var(--lrn-ink);font-weight:700;font-size:.8rem;padding:4px 12px;border-radius:999px;margin-bottom:12px}

/* FAQ */
.lrn-faq details{background:#fff;border:1px solid var(--lrn-line);border-radius:12px;margin-bottom:12px;overflow:hidden}
.lrn-faq summary{cursor:pointer;padding:18px 22px;font-weight:700;color:var(--lrn-navy);list-style:none;display:flex;justify-content:space-between;gap:16px;min-height:48px;align-items:center}
.lrn-faq summary::-webkit-details-marker{display:none}
.lrn-faq summary::after{content:"+";font-size:1.5rem;color:var(--lrn-orange-d);line-height:1}
.lrn-faq details[open] summary::after{content:"−"}
.lrn-faq details > div{padding:0 22px 20px;color:var(--lrn-muted)}

/* E-bikes */
.lrn-bike__ph{aspect-ratio:4/3;border-radius:10px;background:var(--lrn-soft);border:2px dashed var(--lrn-line);display:grid;place-items:center;color:var(--lrn-muted);font-size:.9rem;margin-bottom:16px;text-align:center;padding:10px}
.lrn-bike__ph img{width:100%;height:100%;object-fit:contain;border-radius:8px}
.lrn-bike__ph:has(img){border:0;background:var(--lrn-soft);padding:0}
.lrn-spec{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;font-size:.92rem;margin:0 0 14px}
.lrn-spec dt{color:var(--lrn-muted)} .lrn-spec dd{margin:0;font-weight:500}
.lrn-price{font-size:1.5rem;font-weight:700;color:var(--lrn-navy);margin:0}
.lrn-price small{display:block;font-size:.85rem;font-weight:400;color:var(--lrn-muted)}

/* Formulário */
.lrn-form{display:grid;gap:16px;background:#fff;border:1px solid var(--lrn-line);border-radius:var(--lrn-radius);padding:clamp(20px,3vw,32px);box-shadow:var(--lrn-shadow)}
.lrn-form__row{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.lrn-form label{display:block;font-weight:500;margin-bottom:6px;color:var(--lrn-ink)}
.lrn-form input[type=text],.lrn-form input[type=email],.lrn-form input[type=tel],.lrn-form select,.lrn-form textarea{width:100%;min-height:48px;padding:12px 14px;border:1.5px solid #A0AEC0;border-radius:10px;font:inherit;background:#fff;color:var(--lrn-ink)}
.lrn-form textarea{min-height:130px;resize:vertical}
.lrn-form input:focus,.lrn-form select:focus,.lrn-form textarea:focus{border-color:var(--lrn-blue);outline:3px solid rgba(11,94,168,.25)}
.lrn-form .lrn-check{display:flex;gap:10px;align-items:flex-start;font-size:.92rem;font-weight:400}
.lrn-form .lrn-check input{width:22px;height:22px;margin-top:2px;flex:none}
.lrn-hp{position:absolute!important;left:-9999px!important;height:0;overflow:hidden}
.lrn-alert{padding:16px 20px;border-radius:12px;margin-bottom:20px;font-weight:500}
.lrn-alert--ok{background:#E8F5EC;border:1px solid #2F855A;color:#1C4532}
.lrn-alert--err{background:#FDECEC;border:1px solid #C53030;color:#742A2A}
.lrn-req{color:#B7410E}

/* Rodapé */
.lrn-footer{background:var(--lrn-navy);color:#CFE0EF;padding:56px 0 24px}
.lrn-footer a{color:#fff}
.lrn-footer__grid{display:grid;gap:32px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin-bottom:32px}
.lrn-footer h2{font-size:1rem;color:#fff;margin:0 0 12px;font-weight:700}
.lrn-footer ul{list-style:none;margin:0;padding:0}
.lrn-footer li{margin:6px 0}
.lrn-footer__logo{background:#fff;border-radius:12px;padding:8px 12px;display:inline-block}
.lrn-footer__logo img{display:block;height:64px;width:auto}
.lrn-footer__legal{border-top:1px solid rgba(255,255,255,.18);padding-top:20px;font-size:.9rem}

/* Animação discreta */
.js .lrn-reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.js .lrn-reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .js .lrn-reveal{opacity:1;transform:none;transition:none}
  .lrn-btn,.lrn-card{transition:none}
  .lrn-btn--primary:hover,.lrn-card:hover{transform:none}
}

/* ---- Faixa de clientes (movimento suave, com pausa) ---- */
.lrn-clients{background:var(--lrn-soft);border-top:1px solid var(--lrn-line);padding:22px 0;overflow:hidden}
.lrn-clients__in{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.lrn-clients h2{font-size:.85rem;letter-spacing:.08em;text-transform:uppercase;color:var(--lrn-muted);margin:0;font-weight:700}
.lrn-marquee{flex:1 1 320px;min-width:0;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.lrn-marquee__track{display:flex;gap:44px;width:max-content;margin:0;padding:0;list-style:none;animation:lrn-marq 34s linear infinite}
.lrn-marquee__track li{white-space:nowrap;font-weight:700;color:var(--lrn-navy);font-size:1.05rem}
.lrn-marquee:hover .lrn-marquee__track,.lrn-marquee:focus-within .lrn-marquee__track,.lrn-clients.is-paused .lrn-marquee__track{animation-play-state:paused}
.lrn-marquee__btn{border:1px solid var(--lrn-line);background:#fff;color:var(--lrn-ink);border-radius:999px;padding:6px 14px;font:inherit;font-size:.85rem;cursor:pointer}
@keyframes lrn-marq{to{transform:translateX(-50%)}}
/* ---- Troca de fotos das bikes ---- */
.lrn-fade{position:relative;aspect-ratio:4/3;background:radial-gradient(circle at 50% 60%,#fff,var(--lrn-soft));border-radius:16px;border:1px solid var(--lrn-line);overflow:hidden}
.lrn-fade__i{position:absolute;inset:6%;width:88%;height:88%;object-fit:contain;opacity:0;animation:lrn-fade 16s infinite}
@keyframes lrn-fade{0%{opacity:0;transform:scale(.97)}6%,25%{opacity:1;transform:scale(1)}31%,100%{opacity:0}}
.lrn-split--mid{align-items:center}
@media (prefers-reduced-motion:reduce){.lrn-marquee__track{animation:none;flex-wrap:wrap;width:auto;gap:16px 32px}.lrn-marquee__track li[aria-hidden]{display:none}.lrn-fade__i{animation:none}.lrn-fade__i:first-child{opacity:1}}

.lrn-banner{margin:0 0 32px;border-radius:12px;overflow:hidden;background:#F5F7FA}
.lrn-banner img{display:block;width:100%;height:auto}
.lrn-banner figcaption{padding:8px 14px;font-size:.8rem;color:#1F1F1F}

.lrn-article{max-width:780px;padding:40px 16px}
.lrn-article h2{margin-top:2em}
.lrn-article p,.lrn-article li{line-height:1.7}
.lrn-article a{color:#0B5EA8;text-decoration:underline}
.lrn-post-cta{margin-top:48px;padding:24px;border-radius:12px;background:#F5F7FA;border-left:4px solid #F28C28}
.lrn-post-cta a{text-decoration:none}