/* =========================================================
   dpUNION | Páginas de Soluções (AMICS, Análise de Partículas)
   Folha de estilo compartilhada. Para mudar a cor de destaque
   de uma página, troque --accent no <body style="..."> dela.
   ========================================================= */
:root {
    --accent: #e4002b;
    --accent-dark: #b80022;
    --accent-soft: #fdecef;
    --ink: #1d1d1f;
    --ink-2: #515154;
    --ink-3: #86868b;
    --line: #e8e8ed;
    --bg-soft: #f5f5f7;
    --blue: #007aff;
    --radius: 20px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6; color: var(--ink); background: #fff; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }

/* ---------- Navegação ---------- */
.s-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(255,255,255,.95); backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent; transition: all .3s ease;
}
.s-nav.scrolled { border-bottom-color: var(--line); box-shadow: 0 2px 20px rgba(0,0,0,.06); }
.s-nav-inner {
    max-width: 1200px; margin: 0 auto; padding: 14px 20px;
    display: flex; align-items: center; gap: 24px;
}
.s-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; min-width: 0; }
.s-logo img { height: 34px; }
.s-logo span { font-weight: 600; font-size: 15px; color: #334e68; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.s-links { display: flex; gap: 22px; list-style: none; margin-left: auto; }
.s-links a { text-decoration: none; color: #334e68; font-weight: 500; font-size: 15px; white-space: nowrap; transition: color .2s; }
.s-links a:hover { color: var(--accent); }
.s-links .s-cta { background: var(--accent); color: #fff; padding: 8px 18px; border-radius: 50px; }
.s-links .s-cta:hover { background: var(--accent-dark); color: #fff; }
.s-toggle { display: none; margin-left: auto; background: none; border: 0; cursor: pointer; padding: 8px; }
.s-toggle span { display: block; width: 24px; height: 3px; background: #334e68; margin: 4px 0; border-radius: 2px; transition: .3s; }
.s-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.s-toggle.active span:nth-child(2) { opacity: 0; }
.s-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }
.s-mobile {
    display: none; flex-direction: column; border-top: 1px solid var(--line); background: #fff;
}
.s-mobile a { padding: 14px 22px; text-decoration: none; color: #334e68; font-weight: 500; border-bottom: 1px solid var(--bg-soft); }
.s-mobile.open { display: flex; }

/* ---------- Estrutura ---------- */
.s-wrap { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.s-section { padding: 110px 0; }
.s-section.soft { background: var(--bg-soft); }
.s-section.dark { background: #0d0f12; color: #f5f5f7; }
.s-eyebrow {
    display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
    color: var(--accent); margin-bottom: 14px;
}
.s-eyebrow::before {
    content: ''; display: inline-block; width: 18px; height: 10px; margin-right: 10px;
    background: var(--accent); transform: skewX(-30deg); vertical-align: 0;
}
.s-h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; line-height: 1.15; margin-bottom: 18px; }
.s-lead { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--ink-2); max-width: 760px; }
.dark .s-lead { color: #b8bcc4; }
.s-head { margin-bottom: 56px; }
.s-head.center { text-align: center; }
.s-head.center .s-lead { margin: 0 auto; }

/* ---------- Botões ---------- */
.s-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.s-btn {
    display: inline-flex; align-items: center; gap: 8px; padding: 14px 30px; border-radius: 50px;
    font-weight: 600; text-decoration: none; transition: all .25s ease; border: 1.5px solid transparent; font-size: 1rem;
}
.s-btn-primary { background: var(--accent); color: #fff; box-shadow: 0 10px 28px rgba(0,0,0,.14); }
.s-btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); }
.s-btn-ghost { border-color: #d2d2d7; color: var(--ink); background: #fff; }
.s-btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- Hero ---------- */
.s-hero { padding: 150px 0 90px; background: linear-gradient(180deg, #fff 0%, var(--bg-soft) 100%); position: relative; overflow: hidden; }
.s-hero::after {
    content: ''; position: absolute; right: -80px; top: 90px; width: 360px; height: 120px;
    background: var(--accent); opacity: .08; transform: skewX(-35deg);
}
.s-hero-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 60px; align-items: center; position: relative; z-index: 1; }
.s-hero h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); font-weight: 800; line-height: 1.02; letter-spacing: -1px; margin-bottom: 14px; }
.s-hero .s-sub { font-size: clamp(1.15rem, 2.4vw, 1.5rem); font-weight: 500; color: var(--ink-2); margin-bottom: 22px; }
.s-hero p.s-lead { margin-bottom: 32px; }
.s-hero-img { border-radius: var(--radius); }
.s-partners { display: flex; align-items: center; gap: 12px; margin-top: 30px; color: var(--ink-3); font-size: .9rem; }
.s-partners strong { color: var(--ink); letter-spacing: 1px; }

/* ---------- Números ---------- */
.s-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 60px; }
.s-stat { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 22px; }
.s-stat strong { display: block; font-size: 1.7rem; color: var(--accent); line-height: 1.2; }
.s-stat span { color: var(--ink-2); font-size: .95rem; }

/* ---------- Cards ---------- */
.s-grid { display: grid; gap: 24px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
.s-card {
    background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px;
    transition: transform .3s ease, box-shadow .3s ease;
}
.s-card:hover { transform: translateY(-6px); box-shadow: 0 20px 45px rgba(0,0,0,.08); }
.s-card h3 { font-size: 1.25rem; margin-bottom: 10px; }
.s-card p { color: var(--ink-2); }
.num { font-weight: 800; color: var(--accent); letter-spacing: 2px; font-size: .85rem; }
.s-feature-ico {
    width: 44px; height: 44px; border-radius: 12px; background: var(--accent-soft); color: var(--accent);
    display: flex; align-items: center; justify-content: center; font-weight: 800; margin-bottom: 16px;
}
.dark .s-card { background: #14171c; border-color: #23272e; }
.dark .s-card p { color: #b8bcc4; }

/* ---------- Mídia ---------- */
.s-figure { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; }
.s-figure img { border-radius: 12px; width: 100%; height: auto; }
.s-figure figcaption { font-size: .88rem; color: var(--ink-3); padding: 10px 4px 2px; }
.s-split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.s-split.rev > :first-child { order: 2; }
.s-list { list-style: none; margin-top: 18px; }
.s-list li { padding: 8px 0 8px 30px; position: relative; color: var(--ink-2); }
.s-list li::before { content: ''; position: absolute; left: 0; top: 17px; width: 14px; height: 8px; background: var(--accent); transform: skewX(-30deg); }
.s-legend { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: .85rem; color: var(--ink-2); margin-top: 14px; }
.s-legend i { display: inline-block; width: 11px; height: 11px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }

/* ---------- Passos ---------- */
.s-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.s-step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; }
.s-step-img { background: var(--bg-soft); padding: 18px; height: 230px; display: flex; align-items: center; justify-content: center; }
.s-step-img img { max-height: 100%; width: auto; object-fit: contain; border-radius: 8px; }
.s-step-body { padding: 26px; }
.s-step-body h3 { font-size: 1.3rem; margin: 6px 0 8px; }
.s-step-body p { color: var(--ink-2); }

/* ---------- Modos ---------- */
.s-modes { display: grid; gap: 22px; }
.s-mode { display: grid; grid-template-columns: 260px 1fr; gap: 30px; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.s-mode h3 { font-size: 1.25rem; margin-bottom: 8px; }
.s-mode p { color: var(--ink-2); font-size: .97rem; }
.s-mode dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 14px; }
.s-mode dt { font-weight: 700; font-size: .92rem; }
.s-mode dd { color: var(--ink-2); font-size: .88rem; }
.s-mode img { border-radius: 10px; }

/* ---------- Chips ---------- */
.s-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.s-chip { background: #fff; border: 1px solid var(--line); padding: 8px 16px; border-radius: 50px; font-size: .92rem; color: var(--ink-2); }
.dark .s-chip { background: #14171c; border-color: #23272e; color: #d0d3d9; }

/* ---------- Tabs de aplicações ---------- */
.s-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 26px; }
.s-tab {
    border: 1.5px solid var(--line); background: #fff; padding: 10px 20px; border-radius: 50px;
    font-weight: 600; cursor: pointer; font-size: .95rem; color: var(--ink-2); font-family: inherit;
}
.s-tab.active, .s-tab:hover { border-color: var(--accent); color: var(--accent); }
.s-tab.active { background: var(--accent); color: #fff; }
.s-panel { display: none; }
.s-panel.active { display: grid; }
.s-case { grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.s-case h3 { font-size: 1.6rem; margin-bottom: 10px; }
.s-case p { color: var(--ink-2); }

/* ---------- Tabelas ---------- */
.s-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
table.s-table { width: 100%; border-collapse: collapse; font-size: .93rem; min-width: 640px; }
.s-table th { background: var(--accent); color: #fff; text-align: left; padding: 12px 16px; font-weight: 600; }
.s-table td { padding: 12px 16px; border-top: 1px solid var(--line); vertical-align: top; color: var(--ink-2); }
.s-table td:first-child { font-weight: 600; color: var(--ink); white-space: nowrap; }
.s-table.compact { min-width: 0; font-size: .9rem; }
.s-table.compact td:first-child { white-space: normal; }

/* ---------- MEVs ---------- */
.s-sem { display: flex; flex-direction: column; }
.s-sem-img { background: #fff; height: 190px; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.s-sem-img img { max-height: 100%; width: auto; }
.s-badge { display: inline-block; font-size: .72rem; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; padding: 4px 10px; border-radius: 6px; background: var(--accent-soft); color: var(--accent); margin-bottom: 10px; }
.s-badge.gray { background: var(--bg-soft); color: var(--ink-2); }
.s-specs { list-style: none; margin-top: 12px; font-size: .9rem; }
.s-specs li { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-top: 1px solid var(--bg-soft); color: var(--ink-2); }
.s-specs li b { color: var(--ink); font-weight: 600; text-align: right; }

/* ---------- Contato ---------- */
.s-form { max-width: 680px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.s-form .full { grid-column: 1 / -1; }
.s-form label { display: block; font-weight: 500; margin-bottom: 6px; font-size: .95rem; }
.s-form input, .s-form select, .s-form textarea {
    width: 100%; padding: 14px 16px; border: 2px solid var(--line); border-radius: 10px; font: inherit; background: #fff;
}
.s-form input:focus, .s-form select:focus, .s-form textarea:focus { outline: none; border-color: var(--accent); }
.s-form textarea { min-height: 120px; resize: vertical; }
.s-form button { border: 0; cursor: pointer; width: 100%; justify-content: center; font-family: inherit; }

/* ---------- Em breve ---------- */
.s-soon { display: inline-block; background: var(--ink); color: #fff; font-size: .75rem; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; padding: 5px 12px; border-radius: 6px; }

/* ---------- Rodapé ---------- */
.s-footer { background: var(--ink); color: #fff; padding: 50px 20px; text-align: center; }
.s-footer nav { display: flex; justify-content: center; gap: 28px; flex-wrap: wrap; margin-bottom: 22px; }
.s-footer a { color: #9d9da1; text-decoration: none; }
.s-footer a:hover { color: #fff; }
.s-footer small { display: block; color: #6e6e73; margin-top: 10px; font-size: .8rem; }

/* ---------- Animação simples ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsivo ---------- */
@media (max-width: 1100px) {
    .s-links { display: none; }
    .s-toggle { display: block; }
}
@media (max-width: 900px) {
    .s-section { padding: 80px 0; }
    .s-hero { padding: 120px 0 70px; }
    .s-hero-grid, .s-split, .s-case { grid-template-columns: 1fr; gap: 34px; }
    .s-split.rev > :first-child { order: 0; }
    .g3, .g4, .s-steps { grid-template-columns: 1fr 1fr; }
    .s-stats { grid-template-columns: 1fr 1fr; }
    .s-mode { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
    .g2, .g3, .g4, .s-steps { grid-template-columns: 1fr; }
    .s-mode dl { grid-template-columns: 1fr; }
    .s-form { grid-template-columns: 1fr; }
    .s-logo span { font-size: 12px; }
    .s-logo img { height: 28px; }
    .s-head { margin-bottom: 36px; }
    .s-stat strong { font-size: 1.2rem; }
    .s-stats { gap: 12px; }
    .s-stat { padding: 16px; }
}

/* Card de MEV sem foto (TM4000 III, SU3800) */
.s-sem-text { flex-direction: column; background: linear-gradient(135deg, var(--bg-soft), #fff); border-radius: 14px; border: 1px dashed var(--line); }
.s-sem-text strong { font-size: 1.5rem; letter-spacing: .5px; }
.s-sem-text span { color: var(--ink-3); font-size: .9rem; }
.s-more { margin-top: auto; padding-top: 14px; font-weight: 600; color: var(--accent); text-decoration: none; }

/* ===== Botão flutuante de WhatsApp ===== */
.wa-float {
    position: fixed; right: 20px; bottom: 20px; z-index: 990;
    display: inline-flex; align-items: center; gap: 10px;
    background: #25d366; color: #fff; text-decoration: none; font-weight: 600; font-size: 15px;
    padding: 12px 20px 12px 14px; border-radius: 50px;
    box-shadow: 0 10px 28px rgba(0,0,0,.22); transition: transform .2s ease, box-shadow .2s ease;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}
.wa-float:hover { transform: translateY(-3px); box-shadow: 0 14px 34px rgba(0,0,0,.28); }
.wa-float svg { flex-shrink: 0; }
@media (max-width: 700px) {
    .wa-float { padding: 14px; right: 16px; bottom: 16px; }
    .wa-float span { display: none; }
}

/* Card com duas fotos (SU3800 e SU3800 SE) */
.s-sem-duo { gap: 8px; }
.s-sem-duo img { max-width: 48%; object-fit: contain; }