:root {
      color-scheme: dark;
      --bg: #071321;
      --bg-soft: #0b1b2d;
      --panel: #10243a;
      --panel-2: #132b43;
      --line: rgba(168, 195, 219, .16);
      --text: #f4f8fc;
      --muted: #a6b7c8;
      --blue: #69b7ff;
      --cyan: #66e0d0;
      --green: #6be0b1;
      --max: 1160px;
      --radius: 18px;
      font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      font-synthesis: none;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      scroll-behavior: smooth;
    }
    *, *::before, *::after { box-sizing: border-box; }
    body { margin: 0; color: var(--text); background: var(--bg); font-size: 16px; line-height: 1.65; }
    a { color: inherit; text-decoration: none; }
    a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible { outline: 3px solid var(--cyan); outline-offset: 4px; }
    .skip-link { position: absolute; top: -60px; left: 16px; z-index: 20; background: white; color: #071321; padding: 10px 14px; border-radius: 8px; }
    .skip-link:focus { top: 12px; }
    .wrap { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
    .site-header { position: sticky; top: 0; z-index: 10; background: rgba(8, 43, 68, .97); border-bottom: 1px solid rgba(102,224,208,.24); box-shadow: 0 8px 26px rgba(0,0,0,.16); backdrop-filter: blur(14px); }
    .nav { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 26px; }
    .brand { display: inline-flex; align-items: center; gap: 11px; font-size: 1.06rem; font-weight: 760; letter-spacing: -.035em; white-space: nowrap; }
    .brand-mark { display: grid; place-items: center; width: 35px; height: 35px; border: 1px solid rgba(102,224,208,.45); border-radius: 10px; background: linear-gradient(145deg,rgba(105,183,255,.2),rgba(102,224,208,.08)); color: var(--cyan); font-size: .82rem; font-weight: 850; }
    .brand small { display: block; margin-top: -3px; color: var(--muted); font-size: .65rem; font-weight: 550; letter-spacing: .13em; text-transform: uppercase; }
    .nav-links { display: flex; align-items: center; gap: clamp(15px, 2.5vw, 32px); color: #c3d0dc; font-size: .88rem; }
    .nav-links a:not(.button):hover, footer a:hover { color: var(--cyan); }
    .button { min-height: 46px; display: inline-flex; justify-content: center; align-items: center; gap: 9px; padding: 11px 18px; border: 1px solid transparent; border-radius: 9px; background: var(--cyan); color: #06201f; font-weight: 760; line-height: 1.2; transition: transform .18s ease, background .18s ease; }
    .button:hover { transform: translateY(-2px); background: #8bf1e2; }
    .button.secondary { background: transparent; border-color: rgba(173,204,230,.35); color: var(--text); }
    .button.secondary:hover { border-color: var(--cyan); background: rgba(102,224,208,.08); }
    .button.small { min-height: 40px; padding: 9px 14px; font-size: .85rem; }
    .menu-toggle { display: none; width: 42px; height: 42px; padding: 9px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg-soft); color: var(--text); }
    .menu-toggle svg { width: 22px; height: 22px; }
    .hero { position: relative; overflow: hidden; padding: clamp(72px, 10vw, 128px) 0 76px; background: radial-gradient(ellipse at 78% 35%, rgba(36,103,151,.22), transparent 42%), linear-gradient(180deg,#091827 0%,var(--bg) 100%); }
    .hero::after { position: absolute; inset: 0 0 auto; height: 1px; content: ""; background: linear-gradient(90deg,transparent,rgba(102,224,208,.42),transparent); }
    .hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: clamp(36px, 7vw, 92px); }
    .eyebrow { display: inline-flex; align-items: center; gap: 9px; margin: 0 0 18px; color: var(--cyan); font-size: .77rem; font-weight: 760; letter-spacing: .12em; text-transform: uppercase; }
    .eyebrow::before { width: 20px; height: 1px; background: currentColor; content: ""; }
    h1, h2, h3, p { margin-top: 0; }
    h1 { max-width: 760px; margin-bottom: 21px; font-size: clamp(2.65rem, 5.9vw, 5rem); font-weight: 760; letter-spacing: -.065em; line-height: 1.035; }
    h1 em { color: var(--cyan); font-style: normal; }
    .hero-copy { max-width: 610px; margin-bottom: 27px; color: #b3c2d0; font-size: clamp(1.05rem, 1.6vw, 1.19rem); }
    .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
    .hero-note { margin: 15px 0 0; color: #91a4b6; font-size: .84rem; }
    .proof-row { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--line); }
    .proof { display: flex; align-items: center; gap: 9px; color: #d9e3ed; font-size: .82rem; }
    .proof svg { width: 18px; height: 18px; flex: none; color: var(--green); }
    .monitor { position: relative; min-height: 385px; padding: 18px; border: 1px solid rgba(139,184,219,.25); border-radius: 16px; background: linear-gradient(145deg,rgba(17,40,62,.96),rgba(10,25,41,.97)); box-shadow: 0 28px 85px rgba(0,0,0,.28); }
    .monitor::before { position: absolute; z-index: -1; inset: 16% -6% -8% 14%; border: 1px solid rgba(102,224,208,.13); border-radius: inherit; content: ""; transform: rotate(-5deg); }
    .monitor-top { display: flex; justify-content: space-between; align-items: center; padding: 2px 2px 15px; border-bottom: 1px solid var(--line); color: #d7e4ee; font-size: .76rem; font-weight: 650; }
    .live { display: inline-flex; align-items: center; gap: 7px; color: #8de3bd; font-size: .69rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
    .live::before { width: 7px; height: 7px; border-radius: 50%; background: #60d99d; box-shadow: 0 0 12px rgba(96,217,157,.7); content: ""; }
    .monitor-caption { padding: 13px 1px 0; color: #8298ac; font-size: .68rem; }
    .telemetry { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; margin-top: 14px; }
    .metric { min-height: 83px; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: rgba(3,14,26,.34); }
    .metric span { display: block; color: #8fa4b7; font-size: .7rem; }
    .metric strong { display: block; margin-top: 4px; font-size: 1.14rem; letter-spacing: -.025em; }
    .metric strong i { color: var(--green); font-size: .7rem; font-style: normal; font-weight: 600; }
    .chart { display: flex; align-items: end; gap: 5px; height: 82px; margin-top: 16px; padding: 10px 9px 0; border: 1px solid var(--line); border-radius: 9px; background: rgba(3,14,26,.3); }
    .chart i { flex: 1; min-width: 4px; border-radius: 3px 3px 0 0; background: linear-gradient(0deg,rgba(102,224,208,.28),rgba(102,224,208,.9)); }
    .section { padding: clamp(70px, 9vw, 106px) 0; }
    .section.alt { background: #091827; border-block: 1px solid rgba(168,195,219,.08); }
    .section-heading { max-width: 710px; margin-bottom: 38px; }
    .section-heading h2 { margin-bottom: 13px; font-size: clamp(2rem, 4vw, 3.2rem); font-weight: 730; letter-spacing: -.05em; line-height: 1.12; }
    .section-heading p { max-width: 630px; margin-bottom: 0; color: var(--muted); }
    .service-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
    .service-card { min-height: 220px; padding: 23px; border: 1px solid var(--line); border-radius: 13px; background: linear-gradient(150deg,rgba(17,39,60,.9),rgba(11,27,44,.82)); }
    .icon-box { display: grid; place-items: center; width: 43px; height: 43px; margin-bottom: 20px; border: 1px solid rgba(102,224,208,.22); border-radius: 11px; background: rgba(102,224,208,.08); color: var(--cyan); }
    .icon-box svg { width: 22px; height: 22px; }
    .service-card h3 { margin-bottom: 8px; font-size: 1.08rem; letter-spacing: -.02em; }
    .service-card p { margin-bottom: 0; color: var(--muted); font-size: .9rem; }
    .method-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(36px, 8vw, 100px); align-items: center; }
    .method-copy h2 { margin-bottom: 15px; font-size: clamp(2rem, 4vw, 3.1rem); letter-spacing: -.05em; line-height: 1.12; }
    .method-copy p { color: var(--muted); }
    .check-list { display: grid; gap: 14px; margin: 25px 0 0; padding: 0; list-style: none; }
    .check-list li { display: flex; align-items: flex-start; gap: 11px; color: #d5e0ea; font-size: .92rem; }
    .check-list svg { width: 19px; height: 19px; flex: none; margin-top: 2px; color: var(--green); }
    .pillars { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    .pillar { padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: rgba(17,40,62,.62); }
    .pillar strong { display: block; margin-bottom: 5px; font-size: .94rem; }
    .pillar span { color: var(--muted); font-size: .82rem; }
    .pricing { display: grid; grid-template-columns: 1fr .86fr; gap: clamp(30px, 7vw, 80px); align-items: start; }
    .calculator { padding: clamp(22px, 4vw, 34px); border: 1px solid rgba(102,224,208,.3); border-radius: 16px; background: linear-gradient(145deg,#11283d,#0b1c2d); box-shadow: 0 22px 60px rgba(0,0,0,.2); }
    .calculator h3 { margin-bottom: 6px; font-size: 1.22rem; }
    .calculator-intro { margin-bottom: 25px; color: var(--muted); font-size: .88rem; }
    .control { margin-top: 21px; }
    .control-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 10px; }
    .control label { color: #dce7f1; font-size: .9rem; font-weight: 640; }
    .control output { min-width: 42px; color: var(--cyan); font-size: .95rem; font-variant-numeric: tabular-nums; font-weight: 760; text-align: right; }
    input[type="range"] { display: block; width: 100%; height: 24px; margin: 0; accent-color: var(--cyan); cursor: pointer; }
    .range-ends { display: flex; justify-content: space-between; color: #8298ac; font-size: .72rem; }
    .estimate { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 12px; margin-top: 26px; padding: 19px 0 0; border-top: 1px solid var(--line); }
    .estimate-label { display: block; color: var(--muted); font-size: .8rem; }
    .estimate-value { display: block; margin-top: 3px; color: var(--text); font-size: clamp(2rem,4vw,2.65rem); font-weight: 780; letter-spacing: -.055em; line-height: 1.15; }
    .estimate-period { color: var(--muted); font-size: .83rem; }
    .included { display: flex; gap: 9px; margin: 18px 0; color: #b9c9d7; font-size: .82rem; }
    .included svg { width: 18px; height: 18px; flex: none; color: var(--green); }
    .calculator .button { width: 100%; }
    .pricing-notes { padding-top: 10px; }
    .pricing-notes h2 { margin-bottom: 13px; font-size: clamp(2rem,3.7vw,2.8rem); letter-spacing: -.05em; line-height: 1.12; }
    .pricing-notes > p { color: var(--muted); }
    .price-rule { display: grid; gap: 0; margin-top: 22px; border-top: 1px solid var(--line); }
    .price-rule div { display: flex; justify-content: space-between; gap: 15px; padding: 13px 0; border-bottom: 1px solid var(--line); color: #cad6e1; font-size: .85rem; }
    .price-rule strong { color: var(--text); white-space: nowrap; }
    .pricing-disclaimer { margin: 15px 0 0; color: #8499ac; font-size: .74rem; }
    .local-band { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 22px; padding: clamp(24px, 4vw, 42px); border: 1px solid var(--line); border-radius: 15px; background: radial-gradient(ellipse at 85% 50%,rgba(102,224,208,.12),transparent 45%),#0d2032; }
    .local-band h2 { margin-bottom: 7px; font-size: clamp(1.45rem,3vw,2rem); letter-spacing: -.035em; }
    .local-band p { margin: 0; color: var(--muted); }
    .faq-list { max-width: 850px; border-top: 1px solid var(--line); }
    .faq-list details { border-bottom: 1px solid var(--line); }
    .faq-list summary { position: relative; padding: 19px 38px 19px 0; color: #e8f0f7; font-weight: 660; cursor: pointer; list-style: none; }
    .faq-list summary::-webkit-details-marker { display: none; }
    .faq-list summary::after { position: absolute; right: 4px; top: 17px; color: var(--cyan); content: "+"; font-size: 1.4rem; }
    .faq-list details[open] summary::after { content: "−"; }
    .faq-list details p { max-width: 730px; margin: -3px 30px 19px 0; color: var(--muted); font-size: .91rem; }
    footer { padding: 31px 0; border-top: 1px solid var(--line); color: #91a4b6; font-size: .82rem; }
    .footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 18px; }
    .footer-links { display: flex; flex-wrap: wrap; gap: 18px; }
    .footer-inner p { margin: 0; }
    .icon-inline { width: 18px; height: 18px; vertical-align: -4px; }
    @media (max-width: 900px) {
      .nav-links { gap: 16px; }
      .presentation-inner { grid-template-columns:auto 1fr; }
      .presentation-button { grid-column:2; justify-self:start; }
      .nav-links a:not(.button) { font-size: .81rem; }
      .hero-grid { grid-template-columns: 1fr .84fr; gap: 28px; }
      .monitor { min-height: 360px; }
      .service-grid { grid-template-columns: repeat(2,1fr); }
      .pricing { grid-template-columns: 1fr 1fr; gap: 30px; }
    }
    @media (max-width: 700px) {
      .wrap { width: min(calc(100% - 34px), var(--max)); }
      .nav { min-height: 68px; }
      .menu-toggle { display: grid; place-items: center; }
      .nav-links { position: absolute; top: calc(100% + 1px); left: 0; right: 0; display: none; align-items: stretch; padding: 15px 20px 20px; border-bottom: 1px solid var(--line); background:#082b44; }
      .nav-links.is-open { display: flex; flex-direction: column; gap: 3px; }
      .nav-links a:not(.button) { padding: 10px 4px; font-size: .94rem; }
      .theme-control { justify-content:space-between; padding:9px 4px; font-size:.9rem; }
      .theme-control select { min-width:150px; }
      .presentation-inner { grid-template-columns:1fr; gap:14px; }
      .presentation-mark { width:48px; height:48px; }
      .presentation-button { grid-column:auto; justify-self:stretch; white-space:normal; }
      .nav-links .button { margin-top: 7px; }
      .hero { padding-top: 64px; }
      .hero-grid, .method-grid, .pricing { grid-template-columns: 1fr; }
      .hero-grid { gap: 40px; }
      .hero { padding-bottom: 62px; }
      h1 { max-width: 600px; font-size: clamp(2.65rem,12vw,4.1rem); }
      .monitor { min-height: unset; }
      .proof-row { gap: 13px 20px; }
      .service-grid { grid-template-columns: 1fr; }
      .service-card { min-height: 0; }
      .method-grid { gap: 30px; }
      .pricing { gap: 25px; }
      .local-band { grid-template-columns: 1fr; }
      .local-band .button { justify-self: start; }
    }
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
    }
    /* Páginas complementares e recursos adicionados ao site. */
    .brand-logo { display:block; width:160px; height:auto; padding:0; border-radius:0; background:transparent; }
    .nav-links .client-link { border-color:rgba(102,224,208,.55); color:var(--cyan); }
    .theme-picker { position:relative; display:inline-flex; align-items:center; color:var(--muted); font-size:.74rem; white-space:nowrap; }
    .theme-picker summary { padding:6px 8px; border:1px solid transparent; border-radius:7px; color:inherit; cursor:pointer; list-style:none; transition:color .18s ease,background .18s ease,border-color .18s ease; }
    .theme-picker summary::-webkit-details-marker { display:none; }
    .theme-picker summary::after { content:" ▾"; opacity:.7; }
    .theme-picker summary:hover,.theme-picker[open] summary { border-color:var(--line); background:rgba(255,255,255,.035); color:var(--text); }
    .presentation-highlight { padding:30px 0; border-block:1px solid rgba(102,224,208,.22); background:radial-gradient(ellipse at 15% 50%,rgba(41,135,166,.2),transparent 48%),linear-gradient(110deg,#0d2e46,#102b40 55%,#0b2033); }
    .presentation-inner { display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:22px; }
    .presentation-mark { display:grid; place-items:center; width:60px; height:60px; border:1px solid rgba(102,224,208,.3); border-radius:15px; background:rgba(102,224,208,.09); color:var(--cyan); }
    .presentation-mark svg { width:29px; height:29px; }
    .presentation-copy .eyebrow { margin-bottom:7px; }
    .presentation-copy h2 { margin:0 0 6px; font-size:clamp(1.25rem,2.5vw,1.8rem); letter-spacing:-.035em; line-height:1.2; }
    .presentation-copy > p:last-child { margin:0; color:#b4c8d8; font-size:.9rem; }
    .presentation-button { white-space:nowrap; }
    .download-grid,.work-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; }
    .download-card,.work-card { padding:24px; border:1px solid var(--line); border-radius:14px; background:linear-gradient(150deg,rgba(17,39,60,.9),rgba(11,27,44,.82)); }
    .download-card h2,.work-card h3 { margin:12px 0 8px; font-size:1.05rem; }
    .download-card p,.work-card p { color:var(--muted); font-size:.9rem; }
    .notice { margin-top:18px; padding:16px 18px; border-left:3px solid var(--cyan); border-radius:0 9px 9px 0; background:rgba(102,224,208,.07); color:#b8c9d7; font-size:.86rem; }
    .work-placeholder { display:grid; place-items:center; aspect-ratio:16/9; border:1px dashed rgba(168,195,219,.28); border-radius:10px; background:radial-gradient(ellipse,rgba(49,111,150,.18),transparent 70%),#091827; color:#93a9bc; text-align:center; }
    .work-placeholder svg { width:38px;height:38px;margin-bottom:8px;color:var(--cyan); }
    .download-card { display:flex; flex-direction:column; min-height:260px; }
    .download-card .button { align-self:flex-start; margin-top:auto; }
    .download-card small,.work-card small { display:block; margin-top:12px; color:#8da2b5; font-size:.76rem; }
    .page-hero { padding:82px 0 52px; background:radial-gradient(ellipse at 78% 35%,rgba(36,103,151,.2),transparent 42%),#091827; }
    .page-hero h1 { font-size:clamp(2.5rem,5vw,4rem); }
    .page-hero p { max-width:740px;color:var(--muted);font-size:1.05rem; }
    .admin-note { padding:22px; border:1px solid rgba(102,224,208,.28); border-radius:13px; background:rgba(102,224,208,.055); }
    .admin-note h3 { margin-bottom:8px; }
    .admin-note p { margin-bottom:15px;color:var(--muted); }
    .service-note { margin-top:12px; }
    @media(max-width:700px){.download-grid,.work-grid{grid-template-columns:1fr}.brand-logo{width:140px}.page-hero{padding:65px 0 42px}}

    /* Temas compartilhados em todas as páginas; Grafite é o padrão. */
    :root { color-scheme:dark; --bg:#111820; --bg-soft:#1a242e; --panel:#232f3a; --panel-2:#2b3945; --line:rgba(194,207,218,.17); --text:#f4f6f8; --muted:#b1bcc6; --blue:#96c9f5; --cyan:#9cc9db; --green:#a9d5bd; }
    :root[data-theme="original"] { color-scheme:dark; --bg:#071321; --bg-soft:#0b1b2d; --panel:#10243a; --panel-2:#132b43; --line:rgba(168,195,219,.16); --text:#f4f8fc; --muted:#a6b7c8; --blue:#69b7ff; --cyan:#66e0d0; --green:#6be0b1; } {
      color-scheme: dark;
      --bg:#071a2b; --bg-soft:#0b263b; --panel:#10344b; --panel-2:#16415a;
      --line:rgba(154,210,235,.2); --text:#f2f9fc; --muted:#abc3d1;
      --blue:#77c5ff; --cyan:#55e0d0; --green:#7be4ad;
    } .site-header { background:rgba(5,57,80,.97); } .hero, .page-hero { background:radial-gradient(ellipse at 78% 35%,rgba(19,153,175,.2),transparent 44%),linear-gradient(180deg,#0b263b 0%,var(--bg) 100%); } .section.alt { background:#0b2234; }
    :root .site-header { background:rgba(38,48,58,.97); border-bottom-color:rgba(190,207,220,.24); }
    :root .hero,:root .page-hero { background:radial-gradient(ellipse at 78% 35%,rgba(104,133,154,.2),transparent 44%),linear-gradient(180deg,#202b35 0%,var(--bg) 100%); }
    :root .section.alt { background:color-mix(in srgb,var(--bg-soft) 82%,var(--bg)); }
    :root .presentation-highlight { background:radial-gradient(ellipse at 15% 50%,color-mix(in srgb,var(--cyan) 17%,transparent),transparent 48%),color-mix(in srgb,var(--panel) 80%,var(--bg)); }
    :root .nav-links { color:var(--muted); }
    :root .nav-links .client-link { border-color:color-mix(in srgb,var(--cyan) 55%,transparent); color:var(--cyan); }
    :root[data-theme="graphite"] .site-header { background:rgba(38,48,58,.97); }
    :root[data-theme="original"] .site-header { background:rgba(8,43,68,.97); border-bottom-color:rgba(102,224,208,.24); }
    :root[data-theme="original"] .hero,:root[data-theme="original"] .page-hero { background:radial-gradient(ellipse at 78% 35%,rgba(36,103,151,.22),transparent 42%),linear-gradient(180deg,#091827 0%,var(--bg) 100%); }
    :root[data-theme="original"] .section.alt { background:#091827; }
    :root[data-theme="original"] .presentation-highlight { background:radial-gradient(ellipse at 15% 50%,rgba(41,135,166,.2),transparent 48%),linear-gradient(110deg,#0d2e46,#102b40 55%,#0b2033); }
    :root[data-theme="light"] { color-scheme:light; --bg:#f3f6f8; --bg-soft:#e9eef2; --panel:#ffffff; --panel-2:#e7edf2; --line:rgba(43,65,83,.16); --text:#17232d; --muted:#536676; --blue:#1768a6; --cyan:#147d86; --green:#18794e; }
    :root[data-theme="light"] .site-header { background:rgba(247,249,251,.97); }
    :root[data-theme="light"] .hero,:root[data-theme="light"] .page-hero { background:radial-gradient(ellipse at 78% 35%,rgba(53,143,177,.13),transparent 44%),linear-gradient(180deg,#e7eef3 0%,var(--bg) 100%); }
    :root[data-theme="light"] .section.alt { background:#e8edf1; }
    :root[data-theme="light"] .presentation-highlight { background:linear-gradient(110deg,#dcebf0,#e9f0f3 55%,#dfe8ed); }
    :root[data-theme="light"] .nav-links { color:#405465; }
    :root[data-theme="light"] .button:not(.secondary) { color:#fff; }
    :root[data-theme="light"] .skip-link { background:#17232d; color:#fff; }
    @media(max-width:700px){ :root .presentation-highlight { padding:25px 0; } }

    /* Componentes, cabeçalho compacto e ajustes de leitura em qualquer página. */
    .monitor,.calculator,.local-band,.album-view { background:linear-gradient(145deg,color-mix(in srgb,var(--panel) 94%,var(--bg)),color-mix(in srgb,var(--bg-soft) 88%,var(--bg))); }
    .metric,.chart { background:color-mix(in srgb,var(--bg) 78%,var(--panel)); }
    .service-card,.download-card,.work-card,.pillar { background:linear-gradient(150deg,color-mix(in srgb,var(--panel) 92%,var(--bg)),color-mix(in srgb,var(--bg-soft) 88%,var(--bg))); }
    .calculator { border-color:color-mix(in srgb,var(--cyan) 35%,var(--line)); }
    .hero-copy,.monitor-top,.proof,.check-list li,.control label,.included,.price-rule div,.faq-list summary,.presentation-copy > p:last-child,.page-hero p,.footer-inner { color:var(--muted); }
    .live,.metric span,.monitor-caption,.hero-note,.range-ends,.pricing-disclaimer,.download-card small,.work-card small { color:var(--muted); }
    .button:not(.secondary) { color:#071820; }
    .theme-picker select { color-scheme:inherit; }
    .album-view { border-color:var(--line); }
    .viewer-arrow,.lightbox-arrow { background:var(--panel); color:var(--text); }
    .viewer-arrow:hover,.lightbox-arrow:hover { background:var(--panel-2); }
    .viewer-stage { background:var(--bg); }
    .viewer-stage video { background:var(--bg); }
    .lightbox-close { background:var(--panel); color:var(--text); }
    :root[data-theme="light"] .monitor-top,:root[data-theme="light"] .metric span,:root[data-theme="light"] .metric strong,:root[data-theme="light"] .live,:root[data-theme="light"] .check-list li,:root[data-theme="light"] .control label,:root[data-theme="light"] .included,:root[data-theme="light"] .price-rule div,:root[data-theme="light"] .faq-list summary { color:var(--text); }
    :root[data-theme="light"] .metric,.chart { background:color-mix(in srgb,var(--bg) 88%,var(--panel)); }
    :root[data-theme="light"] .monitor { box-shadow:0 20px 45px rgba(34,53,68,.12); }
    @media(max-width:900px) {
      .nav { position:relative; min-height:68px; }
      .menu-toggle { display:grid; place-items:center; flex:none; }
      .nav-links { position:absolute; top:calc(100% + 1px); left:0; right:0; display:none; align-items:stretch; padding:14px 18px 18px; border:1px solid var(--line); border-top:0; border-radius:0 0 12px 12px; background:var(--bg-soft); box-shadow:0 16px 30px rgba(0,0,0,.2); }
      .nav-links.is-open { display:flex; flex-direction:column; gap:3px; }
      .nav-links a:not(.button) { padding:9px 4px; font-size:.94rem; }
      .nav-links .button { margin-top:7px; }
      .theme-picker { align-self:flex-start; }
      .theme-picker select { left:0; right:auto; }
    }
    @media(max-width:700px) {
      .wrap { width:min(calc(100% - 32px),var(--max)); }
      .nav-links { padding-inline:16px; }
      .hero-actions .button { flex:1 1 100%; }
      .proof-row { gap:12px 16px; }
      .pillars { gap:9px; }
      .pillar { padding:15px; }
      .price-rule div { align-items:flex-start; }
      .footer-links { gap:12px 16px; }
    }
    @media(max-width:380px) {
      .brand-logo { width:126px; }
      .wrap { width:min(calc(100% - 26px),var(--max)); }
      .monitor { padding:13px; }
      .telemetry { gap:8px; }
      .metric { padding:9px; }
      .metric strong { font-size:1rem; }
      .proof-row { gap:10px; }
      .proof { font-size:.76rem; }
    }

/* Seletor de idioma e tema Azul clássico. */
.visually-hidden { position:absolute!important; width:1px!important; height:1px!important; padding:0!important; margin:-1px!important; overflow:hidden!important; clip:rect(0,0,0,0)!important; white-space:nowrap!important; border:0!important; }
:root[data-theme="original"] .site-header { background:rgba(8,43,68,.97); border-bottom-color:rgba(102,224,208,.24); }
:root[data-theme="original"] .hero,:root[data-theme="original"] .page-hero { background:radial-gradient(ellipse at 78% 35%,rgba(36,103,151,.22),transparent 42%),linear-gradient(180deg,#091827 0%,var(--bg) 100%); }
:root[data-theme="original"] .section.alt { background:#091827; }
:root[data-theme="original"] .presentation-highlight { background:radial-gradient(ellipse at 15% 50%,rgba(41,135,166,.2),transparent 48%),linear-gradient(110deg,#0d2e46,#102b40 55%,#0b2033); }

/* Cabeçalho: seletor compacto de temas e bandeiras de idioma. */
.header-tools { display:flex; flex-direction:column; align-items:flex-end; gap:3px; flex:none; }
.language-flags { display:flex; align-items:center; justify-content:flex-end; gap:3px; margin-right:2px; }
.language-flag { display:grid; place-items:center; width:23px; height:20px; padding:0; border:1px solid transparent; border-radius:4px; background:transparent; color:var(--text); font-size:13px; line-height:1; cursor:pointer; }
.language-flag:hover,.language-flag[aria-pressed="true"] { border-color:var(--line); background:color-mix(in srgb,var(--panel) 85%,transparent); }
.language-flag:focus-visible,.theme-options button:focus-visible { outline:2px solid var(--cyan); outline-offset:2px; }
.account-tools { display:flex; align-items:center; gap:6px; }
.theme-picker { position:relative; display:block; color:var(--muted); font-size:.82rem; }
.theme-picker summary { display:flex; min-height:40px; align-items:center; justify-content:center; gap:6px; padding:7px 10px; border:1px solid var(--line); border-radius:8px; background:color-mix(in srgb,var(--panel) 45%,transparent); color:var(--text); cursor:pointer; list-style:none; }
.theme-picker summary::-webkit-details-marker { display:none; }
.theme-picker summary:hover,.theme-picker[open] summary { border-color:var(--cyan); background:var(--panel); }
.theme-options { position:absolute; z-index:20; top:calc(100% + 6px); right:0; display:grid; min-width:150px; gap:3px; padding:6px; border:1px solid var(--line); border-radius:9px; background:var(--panel); box-shadow:0 12px 30px rgba(0,0,0,.28); }
.theme-options button { width:100%; padding:8px 10px; border:0; border-radius:6px; background:transparent; color:var(--text); font:inherit; text-align:left; cursor:pointer; }
.theme-options button:hover,.theme-options button[aria-pressed="true"] { background:var(--panel-2); color:var(--cyan); }
.theme-picker:not([open]) .theme-options { display:none; }
.download-action { width:100%; min-height:48px; margin-top:auto; }
.download-card { min-height:300px; }
.works-whatsapp { margin-top:20px; }
@media(max-width:900px) {
  .header-tools { align-items:stretch; }
  .nav-links.is-open .header-tools { margin-top:12px; padding-top:10px; border-top:1px solid var(--line); }
  .language-flags { justify-content:flex-start; margin:0 0 2px 2px; }
  .account-tools { justify-content:flex-start; }
  .theme-options { right:auto; left:0; }
  .download-card { min-height:270px; }
}
@media(max-width:700px) {
  .header-tools { width:100%; }
  .language-flag { width:28px; height:24px; font-size:15px; }
  .account-tools { width:100%; }
  .account-tools .client-link { flex:0 1 auto; }
  .theme-picker summary { min-height:40px; }
  .download-card { min-height:0; }
  .download-action { margin-top:8px; }
}

/* Ajustes finos após verificação em telas estreitas. */
@media(max-width:900px){.presentation-inner{grid-template-columns:auto minmax(0,1fr)}.presentation-button{grid-column:2;min-width:0;max-width:100%;white-space:normal}}
@media(max-width:700px){.presentation-inner{grid-template-columns:minmax(0,1fr)}.presentation-button{grid-column:auto;justify-self:stretch;width:100%;min-width:0}.presentation-copy{min-width:0}.header-tools{min-width:0}}

:root[lang="zh-CN"] { font-family: Inter, "Noto Sans SC", "Microsoft YaHei", sans-serif; }
.works-whatsapp { white-space:normal; text-align:center; }


/* Alinhamento do seletor de temas com a Área do cliente e atalhos WhatsApp mais visíveis. */
.account-tools { align-items:center; gap:8px; }
.account-tools .client-link { display:inline-flex; height:40px; min-height:40px; align-items:center; line-height:1.2; }
.account-tools .theme-picker { align-self:center; margin:0; }
.account-tools .theme-picker summary { height:40px; min-height:40px; line-height:1; }
.language-flag.language-extra { display:grid; }
.whatsapp-icon { width:25px; height:25px; flex:none; vertical-align:middle; }
.whatsapp-float { position:fixed; right:18px; bottom:20px; z-index:9; display:grid; width:60px; height:60px; place-items:center; border:1px solid rgba(255,255,255,.3); border-radius:16px; background:#087f70; color:#fff; box-shadow:0 8px 24px rgba(0,0,0,.25); transition:transform .18s ease,background .18s ease,box-shadow .18s ease; }
.whatsapp-float:hover { transform:translateY(-2px) scale(1.04); background:#07977f; box-shadow:0 12px 28px rgba(0,0,0,.3); }
.whatsapp-float:focus-visible { outline:3px solid var(--cyan); outline-offset:4px; }
.whatsapp-float-icon { width:32px; height:32px; }
@media(min-width:701px) { .language-flag.language-extra { display:none; } }
@media(max-width:900px) {
  .account-tools { align-items:center; }
  .account-tools .theme-picker { align-self:center; }
}
@media(max-width:700px) {
  .whatsapp-float { right:14px; bottom:16px; width:58px; height:58px; border-radius:15px; }
  .whatsapp-float-icon { width:31px; height:31px; }
}

/* Idiomas acima do seletor de tema, agrupados no canto direito com separador visual. */
.header-tools { padding-left:clamp(12px,1.4vw,20px); border-left:1px solid var(--line); }
.account-tools { align-items:flex-end; gap:10px; }
.theme-stack { display:flex; flex-direction:column; align-items:flex-end; gap:3px; }
.language-flags { justify-content:flex-end; gap:3px; margin:0; padding:0 2px 4px; border-bottom:1px solid var(--line); }
.language-flag { display:inline-flex; width:auto; min-width:34px; height:18px; align-items:center; justify-content:center; gap:3px; padding:0 3px; font-size:12px; }
.language-code { font-size:.62rem; font-weight:750; letter-spacing:.035em; line-height:1; }
.theme-stack .theme-picker { align-self:flex-end; }
.whatsapp-float-icon { display:block; width:34px; height:34px; background:transparent; }
@media(max-width:900px) {
  .header-tools { align-items:stretch; padding:10px 0 0; border:0; border-top:1px solid var(--line); }
  .account-tools { align-items:flex-end; justify-content:space-between; }
  .theme-stack { align-items:flex-end; }
  .language-flags { justify-content:flex-end; }
  .theme-stack .theme-picker { align-self:flex-end; }
}
@media(max-width:700px) {
  .header-tools { width:100%; }
  .account-tools { width:100%; }
  .theme-stack { min-width:65px; }
  .language-flag { width:auto; min-width:34px; height:22px; font-size:14px; }
  .language-code { font-size:.65rem; }
  .whatsapp-float-icon { width:33px; height:33px; }
}

/* Faixa de idioma separada do menu principal por uma linha de ponta a ponta. */
.site-header { border-bottom:0; }
.header-language-bar { border-bottom:1px solid var(--line); }
.language-bar-inner { display:flex; min-height:28px; align-items:center; justify-content:flex-end; }
.header-language-bar .language-flags { position:relative; justify-content:flex-end; gap:3px; margin:0; padding:0; border:0; }
.header-language-bar .language-flag { width:auto; min-width:32px; height:21px; padding:0 5px; font-size:.72rem; font-weight:700; }
.language-more { position:relative; display:inline-flex; }
.language-more summary { display:grid; width:23px; height:21px; place-items:center; border:1px solid transparent; border-radius:4px; color:var(--muted); font-size:.95rem; line-height:1; cursor:pointer; list-style:none; }
.language-more summary::-webkit-details-marker { display:none; }
.language-more summary:hover,.language-more[open] summary { border-color:var(--line); background:color-mix(in srgb,var(--panel) 85%,transparent); color:var(--text); }
.language-options { position:absolute; z-index:25; top:calc(100% + 5px); right:0; display:flex; gap:3px; padding:5px; border:1px solid var(--line); border-radius:8px; background:var(--panel); box-shadow:0 10px 24px rgba(0,0,0,.22); }
.language-more:not([open]) .language-options { display:none; }
.language-options .language-flag { min-width:36px; height:26px; }
.header-tools { border-left:1px solid var(--line); }
.language-flags:not(.header-language-bar .language-flags) { border:0; }
@media(max-width:900px) {
  .header-tools { border:0; padding:0; }
  .nav-links.is-open .header-tools { margin-top:10px; padding-top:0; border-top:0; }
}
@media(max-width:700px) {
  .header-language-bar .language-flag { min-width:32px; height:21px; font-size:.72rem; }
  .language-options .language-flag { min-width:36px; height:26px; }
}

/* Ajustes finais do cabeçalho e rodapé. */
.site-header { border-bottom:0; }
.header-language-bar { border-bottom:0; }
.language-picker { position:relative; }
.language-picker > summary { display:flex; min-height:40px; align-items:center; gap:8px; padding:7px 12px; border:1px solid var(--line); border-radius:8px; background:color-mix(in srgb,var(--panel) 45%,transparent); color:var(--text); font-size:.82rem; font-weight:650; cursor:pointer; list-style:none; transition:background .18s ease,border-color .18s ease; }
.language-picker > summary::-webkit-details-marker { display:none; }
.language-picker > summary:hover,.language-picker[open] > summary { border-color:var(--cyan); background:var(--panel); }
.language-picker > summary svg { width:17px; height:17px; fill:none; stroke:currentColor; stroke-width:1.6; }
.language-picker .language-options { position:absolute; z-index:25; top:calc(100% + 6px); right:0; display:grid; min-width:180px; gap:3px; padding:6px; border:1px solid var(--line); border-radius:9px; background:var(--panel); box-shadow:0 12px 30px rgba(0,0,0,.28); }
.language-picker:not([open]) .language-options { display:none; }
.language-picker .language-options button { width:100%; min-height:40px; padding:8px 10px; border:0; border-radius:6px; background:transparent; color:var(--text); font:inherit; text-align:left; cursor:pointer; }
.language-picker .language-options button:hover,.language-picker .language-options button[aria-pressed="true"] { background:var(--panel-2); color:var(--cyan); }
.footer-inner p { display:grid; gap:4px; }
.footer-cnpj { color:var(--muted); }
@media(max-width:900px) {
  .language-bar-inner { min-height:36px; }
  .language-picker .language-options { right:0; }
}
@media(max-width:700px) {
  .language-picker { margin-left:auto; }
  .language-picker > summary { min-height:40px; }
  .account-tools { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); align-items:stretch; gap:10px; }
  .account-tools .client-link { width:100%; min-width:0; height:44px; min-height:44px; justify-content:center; margin:0; }
  .account-tools .theme-picker { width:100%; align-self:stretch; }
  .account-tools .theme-picker > summary { width:100%; height:44px; min-height:44px; justify-content:center; }
  .account-tools .theme-options { right:auto; left:0; width:100%; min-width:0; }
  .account-tools .theme-options button { min-height:40px; text-align:center; }
}

/* Cabeçalho atualizado: controles de tema e idioma compactos e lado a lado. */
.header-language-bar { position:relative; border:0; }
.header-language-bar::after { position:absolute; bottom:0; left:max(20px,calc((100% - var(--max))/2)); width:clamp(150px,18vw,220px); height:1px; background:var(--line); content:""; }
.language-bar-inner { min-height:42px; display:flex; align-items:center; justify-content:flex-end; gap:9px; }
.header-language-bar .language-picker { margin-top:5px; }
.header-language-bar .language-picker > summary,
.header-theme-picker > summary { display:grid; width:33px; min-width:33px; height:33px; min-height:33px; place-items:center; gap:0; padding:0; border:1px solid var(--line); border-radius:7px; background:color-mix(in srgb,var(--panel) 45%,transparent); color:var(--text); }
.header-language-bar .language-picker > summary > span,
.header-theme-picker .theme-label { display:none; }
.header-language-bar .language-picker > summary svg { width:17px; height:17px; }
.header-theme-picker { position:relative; display:block; margin:0; }
.header-theme-picker > summary { cursor:pointer; list-style:none; }
.header-theme-picker > summary::-webkit-details-marker { display:none; }
.header-theme-picker > summary::after { display:none; }
.header-theme-picker > summary svg { width:17px; height:17px; fill:none; stroke:currentColor; stroke-width:1.7; }
.header-theme-picker > summary:hover,.header-theme-picker[open] > summary,
.header-language-bar .language-picker > summary:hover,.header-language-bar .language-picker[open] > summary { border-color:var(--cyan); background:var(--panel); }
.header-theme-picker .theme-options { top:calc(100% + 5px); right:0; }
.brand-logo { width:196px; }
.nav { min-height:86px; }
:root[data-theme="original"] .site-header { background:rgba(8,43,68,.98); border-bottom-color:rgba(102,224,208,.24); }
:root[data-theme="original"] .header-language-bar { background:rgba(8,43,68,.98); }
:root[data-theme="original"] .nav-links { color:#c3d0dc; }
@media(max-width:900px) {
  .header-language-bar::after { left:18px; }
  .language-bar-inner { min-height:40px; }
  .header-theme-picker { align-self:center; }
}
@media(max-width:700px) {
  .header-language-bar::after { left:16px; width:clamp(120px,38vw,170px); }
  .language-bar-inner { min-height:39px; gap:7px; }
  .header-language-bar .language-picker > summary,
  .header-theme-picker > summary { width:31px; min-width:31px; height:31px; min-height:31px; }
  .brand-logo { width:166px; }
  .nav { min-height:72px; }
}
@media(max-width:380px) { .brand-logo { width:148px; } }


/* Refinos atuais do cabeçalho e ícones sociais discretos. */
.site-header { position:sticky; top:0; z-index:30; border:0; }
.header-top { min-height:82px; display:flex; align-items:flex-start; justify-content:space-between; gap:22px; padding-top:14px; padding-bottom:10px; }
.header-top .brand { display:flex; flex-direction:column; align-items:flex-start; align-self:flex-start; gap:0; margin:0; }
.header-top .brand-logo { display:block; width:196px; height:auto; }
.logo-separator { display:block; width:100%; height:1px; margin-top:3px; background:transparent; }
.header-controls { display:flex; flex-direction:row; align-items:flex-start; justify-content:flex-end; gap:10px; margin-left:auto; padding:0; border:0; }
.header-controls .language-picker,.header-controls .theme-picker { margin:0; }
.header-controls .language-picker > summary,.header-controls .header-theme-picker > summary { width:33px; min-width:33px; height:33px; min-height:33px; }
.header-divider { height:1px; background:transparent; }
.header-nav-wrap { display:flex; justify-content:flex-end; }
.header-nav-wrap .nav-links { min-height:46px; display:flex; align-items:center; justify-content:flex-end; gap:clamp(13px,2vw,25px); }
.social-links { display:flex; align-items:center; gap:5px; margin-left:2px; }
.social-link { display:grid; width:30px; height:30px; place-items:center; border:1px solid transparent; border-radius:8px; color:var(--muted); opacity:.82; transition:color .18s ease,background .18s ease,border-color .18s ease,transform .18s ease; }
.social-link svg { width:17px; height:17px; fill:currentColor; }
.social-link.social-google svg { width:18px; height:18px; }
.social-link.social-instagram svg { fill:none; stroke:currentColor; stroke-width:1.8; }
.social-link .instagram-dot { fill:currentColor; stroke:none; }
.social-link.social-facebook { color:#829ab4; }
.social-link.social-linkedin { color:#829ab4; }
.social-link:hover { transform:translateY(-1px); border-color:var(--line); background:color-mix(in srgb,var(--panel) 82%,transparent); color:var(--cyan); opacity:1; }
.social-link.social-google:hover { color:#4285f4; }
.social-link.social-facebook:hover { color:#1877f2; }
.social-link.social-instagram:hover { color:#d65b9a; }
.social-link.social-linkedin:hover { color:#0a66c2; }
.social-link:focus-visible { outline:2px solid var(--cyan); outline-offset:2px; }
@media(max-width:900px) {
  .header-top { min-height:74px; align-items:flex-start; padding-top:12px; }
  .header-top .brand-logo { width:176px; }
  .header-controls { width:auto; align-items:flex-start; }
  .header-top .menu-toggle { display:grid; place-items:center; }
  .header-nav-wrap { position:relative; }
  .header-nav-wrap .nav-links { position:absolute; top:0; left:0; right:0; display:none; align-items:stretch; padding:14px 18px 18px; border:1px solid var(--line); border-top:0; border-radius:0 0 12px 12px; background:var(--bg-soft); box-shadow:0 16px 30px rgba(0,0,0,.2); }
  .header-nav-wrap .nav-links.is-open { display:flex; flex-direction:column; gap:4px; }
  .header-nav-wrap .nav-links>a:not(.button) { padding:9px 4px; font-size:.94rem; }
  .header-nav-wrap .nav-links .client-link { margin-top:5px; }
  .header-nav-wrap .social-links { justify-content:flex-start; margin:6px 0 0; padding-top:10px; border-top:1px solid var(--line); }
}
@media(max-width:700px) {
  .header-top { min-height:68px; align-items:flex-start; gap:8px; padding-top:10px; padding-bottom:8px; }
  .header-top .brand-logo { width:148px; }
  .header-controls { gap:6px; }
  .header-controls .language-picker > summary,.header-controls .header-theme-picker > summary { width:30px; min-width:30px; height:30px; min-height:30px; }
  .header-top .menu-toggle { width:36px; height:36px; padding:6px; }
  .header-divider { height:1px; }
  .header-nav-wrap .nav-links { padding-inline:16px; }
  .social-link { width:34px; height:34px; }
}
@media(max-width:380px) {
  .header-top { gap:5px; }
  .header-top .brand-logo { width:132px; }
  .header-controls { gap:4px; }
  .header-controls .language-picker > summary,.header-controls .header-theme-picker > summary { width:28px; min-width:28px; height:28px; min-height:28px; }
}

/* Desktop: logo e controles na faixa superior; redes e navegação alinhadas na inferior. */
@media(min-width:901px) {
  .header-top { position:relative; display:block; min-height:120px; padding:0; }
  .header-top .brand-group { display:contents; }
  .header-top .brand { position:absolute; top:10px; left:0; }
  .header-top .header-controls { position:absolute; top:10px; right:0; }
  .header-top > .menu-toggle { display:none; }
  .header-top .social-links { position:absolute; bottom:10px; left:0; margin:0; }
  .header-divider { display:none; height:0; }
  .header-nav-wrap { position:absolute; right:0; bottom:10px; left:0; width:min(calc(100% - 40px),var(--max)); min-height:36px; margin-inline:auto; display:flex; align-items:center; justify-content:flex-end; pointer-events:none; }
  .header-nav-wrap .nav-links { min-height:36px; gap:clamp(13px,2vw,25px); pointer-events:auto; }
}

/* Respiro inferior equivalente ao espaçamento superior dos controles. */
@media(max-width:900px) {
  .header-nav-wrap .nav-links .client-link { margin-bottom:10px; }
}

/* Controles de idioma e tema com dimensões e ícones uniformes em todas as telas. */
.header-controls .language-picker > summary,
.header-controls .header-theme-picker > summary {
  display:grid;
  width:34px;
  min-width:34px;
  height:34px;
  min-height:34px;
  place-items:center;
  padding:0;
}
.header-controls .language-picker > summary svg,
.header-controls .header-theme-picker > summary svg {
  display:block;
  width:18px;
  height:18px;
  flex:none;
}


/* Piloto visual de design: composição 60/30/10, hover discreto e ícones coerentes. */
:root { --color-60:var(--bg); --color-30:var(--panel); --color-10:var(--cyan); }
.section.alt { background:color-mix(in srgb,var(--panel) 52%,var(--bg)); border-block:1px solid color-mix(in srgb,var(--line) 70%,transparent); }
#servicos { background:color-mix(in srgb,var(--bg) 92%,var(--panel)); }
#investimento { background:color-mix(in srgb,var(--panel) 35%,var(--bg)); }
.service-card,.work-preview-card,.pillar,.download-card { transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,background-color .22s ease; }
.service-card:hover,.work-preview-card:hover,.pillar:hover,.download-card:hover { transform:translateY(-4px); border-color:color-mix(in srgb,var(--cyan) 55%,var(--line)); box-shadow:0 14px 34px rgba(0,0,0,.12); }
#servicos .section-heading { padding:0; }
#servicos .section-heading h2 { transition:color .22s ease,transform .22s ease; transform-origin:left center; }
#servicos .section-heading:hover h2 { color:var(--cyan); transform:translateX(3px); }
.button { transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,border-color .2s ease; }
.button:hover { transform:translateY(-2px); box-shadow:0 8px 22px color-mix(in srgb,var(--cyan) 22%,transparent); }
.button:active { transform:translateY(0); }
.work-preview { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:16px; }
.work-preview-card { position:relative; min-height:230px; padding:24px; overflow:hidden; border:1px solid var(--line); border-radius:15px; background:linear-gradient(145deg,color-mix(in srgb,var(--panel) 94%,var(--bg)),color-mix(in srgb,var(--bg-soft) 82%,var(--bg))); }
.work-preview-card h3 { margin:0 0 8px; font-size:1.12rem; }
.work-preview-card p,.work-preview-footer p { margin:0; color:var(--muted); font-size:.91rem; }
.work-preview-footer { display:flex; justify-content:space-between; align-items:center; gap:20px; margin-top:24px; padding-top:20px; border-top:1px solid var(--line); }
.social-menu-link { display:none; }
.site-footer { padding:48px 0 18px; border-top:1px solid var(--line); background:color-mix(in srgb,var(--panel) 48%,var(--bg)); color:var(--muted); }
.footer-main { display:grid; grid-template-columns:1.35fr 1.15fr .8fr .85fr; gap:30px; padding-bottom:30px; }
.footer-company img { display:block; width:min(190px,100%); height:auto; margin:0 0 14px; }
.footer-company p,.footer-contact p { max-width:300px; margin:0 0 9px; font-size:.88rem; }
.footer-contact h2,.footer-social h2 { margin:0 0 12px; color:var(--text); font-size:.96rem; letter-spacing:0; }
.footer-contact a,.footer-social a,.footer-shortcuts a { display:block; width:max-content; max-width:100%; margin:0 0 8px; color:var(--muted); font-size:.88rem; }
.footer-contact .footer-phone { margin:0 0 7px; color:var(--text); font-size:clamp(1.35rem,2.4vw,1.8rem); font-weight:800; letter-spacing:-.035em; }
.footer-address-note { font-size:.76rem!important; opacity:.8; }
.footer-social a:hover,.footer-shortcuts a:hover,.footer-contact a:hover { color:var(--cyan); }
.footer-bottom { display:flex; flex-wrap:wrap; justify-content:space-between; gap:10px 24px; padding-top:16px; border-top:1px solid var(--line); font-size:.78rem; }
@media(max-width:900px) { .social-menu-link { display:block; } .work-preview { grid-template-columns:repeat(2,minmax(0,1fr)); } .work-preview-card:last-child { grid-column:1/-1; } .footer-main { grid-template-columns:repeat(2,minmax(0,1fr)); } }
@media(max-width:600px) { .work-preview { grid-template-columns:1fr; } .work-preview-card:last-child { grid-column:auto; } .work-preview-card { min-height:0; } .work-preview-footer { align-items:stretch; flex-direction:column; } .work-preview-footer .button { width:100%; } .footer-main { grid-template-columns:1fr; gap:24px; } .footer-bottom { flex-direction:column; gap:6px; } }
@media(hover:none) { .service-card:hover,.work-preview-card:hover,.pillar:hover,.download-card:hover,.button:hover { transform:none; box-shadow:none; } }
@media(prefers-reduced-motion:reduce) { .service-card,.work-preview-card,.pillar,.download-card,.button,#servicos .section-heading h2 { transition:none!important; } }

/* Redes sociais ficam no rodapé; o menu compacto leva a essa área. */
.header-top .social-links { display:none!important; }
.social-menu-link { display:none; }
@media(max-width:900px) { .social-menu-link { display:block; } }

/* Distribuição visual 60/30/10 aplicada coerentemente aos três temas. */
:root {
  --color-60: var(--bg);
  --color-30: var(--bg-soft);
  --color-10: var(--cyan);
  --button-ink: #06201f;
}
:root[data-theme="light"] {
  --color-60: #f3f6f8;
  --color-30: #e3ebf0;
  --color-10: #147d86;
  --button-ink: #fff;
}
:root[data-theme="graphite"] {
  --color-60: #111820;
  --color-30: #263541;
  --color-10: #9cc9db;
  --button-ink: #14212a;
}
:root[data-theme="original"] {
  --color-60: #071321;
  --color-30: #0b263b;
  --color-10: #66e0d0;
  --button-ink: #06201f;
}
body { background: var(--color-60); }
.section.alt, #investimento { background: var(--color-30) !important; }
#servicos { background: var(--color-60); }
.site-header { background: color-mix(in srgb, var(--color-30) 88%, var(--color-60)); }
.site-footer { background: color-mix(in srgb, var(--color-30) 72%, var(--color-60)); }
.button:not(.secondary) { background: var(--color-10) !important; color: var(--button-ink) !important; }
.button.secondary { border-color: color-mix(in srgb, var(--color-10) 55%, var(--line)); }
.eyebrow, .icon-box, .service-card:hover, .work-preview-card:hover { --cyan: var(--color-10); }

/* No celular, o menu de tema é fixo à janela e não pode ser cortado pelo cabeçalho. */
@media(max-width:700px) {
  .site-header { -webkit-backdrop-filter:none; backdrop-filter:none; }
  .header-theme-picker .theme-options {
    position: fixed;
    z-index: 100;
    top: var(--theme-menu-top, 86px);
    right: max(12px, env(safe-area-inset-right, 0px));
    left: auto;
    width: min(180px, calc(100vw - 32px));
    min-width: 0;
    max-width: calc(100vw - 32px);
    max-height: calc(100dvh - 112px);
    overflow-y: auto;
  }
}

@media(max-width:700px) { .site-header { background-color:color-mix(in srgb,var(--color-30) 88%,var(--color-60)) !important; } .header-theme-picker .theme-options { z-index:1000; } }


/* Seletor de tema ancorado à janela para evitar corte em tablets e celulares. */
@media(max-width:900px) { .site-header{-webkit-backdrop-filter:none;backdrop-filter:none} .header-theme-picker .theme-options{position:fixed;z-index:1000;top:var(--theme-menu-top,86px);right:max(12px,env(safe-area-inset-right,0px));left:auto;width:min(190px,calc(100vw - 24px));min-width:0;max-width:calc(100vw - 24px);max-height:calc(100dvh - 24px);overflow-y:auto} }
/* Prévias e marca d'água estática durante a exibição. */
.project-preview{position:relative;margin:0 0 18px;overflow:hidden;border:1px solid var(--line);border-radius:11px;background:var(--bg);aspect-ratio:16/9;isolation:isolate}.project-preview-media{display:block;width:100%;height:100%;object-fit:cover;-webkit-user-drag:none;user-select:none}.project-preview::after,.viewer-stage::after,.lightbox-media-wrap::after{content:"Alphalan Tecnologia";position:absolute;z-index:3;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:clamp(.8rem,2vw,1.3rem);font-weight:800;letter-spacing:.12em;text-transform:uppercase;white-space:nowrap;opacity:.15;pointer-events:none;text-shadow:0 1px 5px rgba(0,0,0,.6)}.project-preview-control{position:absolute;z-index:4;top:50%;display:grid;width:34px;height:34px;place-items:center;transform:translateY(-50%);border:1px solid rgba(255,255,255,.55);border-radius:50%;background:rgba(4,15,26,.72);color:#fff;cursor:pointer}.project-preview-control.prev{left:9px}.project-preview-control.next{right:9px}.project-preview-status{position:absolute;z-index:4;right:9px;bottom:8px;padding:2px 7px;border-radius:99px;background:rgba(4,15,26,.72);color:#fff;font-size:.72rem;font-variant-numeric:tabular-nums}.viewer-stage{isolation:isolate}.lightbox-media-wrap{position:relative;display:grid;place-items:center;min-width:0;min-height:50vh}.lightbox-media-wrap::after{z-index:2;font-size:clamp(.9rem,2.3vw,1.4rem)}

/* Ajustes pontuais: enquadramento da âncora Serviços, transição suave e legenda legível na mídia. */
#servicos { scroll-margin-top: clamp(118px, 15vh, 176px); }
html { scroll-padding-top: clamp(118px, 15vh, 176px); }
.project-preview-media,.viewer-stage > img,.viewer-stage > video { animation: media-appear .38s ease both; }
@keyframes media-appear { from { opacity:.45; } to { opacity:1; } }
.viewer-stage .media-caption { position:absolute; z-index:4; right:0; bottom:0; left:0; display:flex; justify-content:space-between; align-items:center; gap:12px; min-width:0; padding:9px 12px; background:rgba(3,10,18,.78); color:#fff; font-size:clamp(.76rem,1.5vw,.92rem); line-height:1.35; text-align:left; }
.media-caption-name { min-width:0; overflow-wrap:anywhere; }
.media-caption-count { flex:0 0 auto; white-space:nowrap; font-variant-numeric:tabular-nums; }
@media(max-width:520px) { .viewer-stage .media-caption { gap:6px; padding:7px 8px; font-size:.72rem; } }
@media(prefers-reduced-motion:reduce) { .project-preview-media,.viewer-stage > img,.viewer-stage > video { animation:none; } }