:root{
  /* Marca Allware */
  --navy:#01466f;
  --navy-dark:#003552;
  --navy-deep:#003059;
  --blue:#1e73be;
  --cyan:#2297c3;
  --sky:#38bdf8;

  --bg:#eef2f5;
  --surface:#ffffff;
  --surface-alt:#f4f7f9;
  --text:#3b3d42;
  --muted:#69727d;
  --success:#1f9d55;
  --border:#dce3e9;
  --border-strong:#c6d2db;

  --shadow-sm:0 1px 2px rgba(1,54,89,.06);
  --shadow:0 6px 20px rgba(1,54,89,.08);
  --shadow-lg:0 18px 44px rgba(1,54,89,.12);
  --ring:0 0 0 3px rgba(34,151,195,.35);

  --radius:14px;
  --radius-sm:10px;
  --header-h:70px;
  --promo-h:40px;
  --sidebar-w:288px;

  --font:"Open Sans",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  --font-head:"Roboto","Open Sans",system-ui,Arial,sans-serif;
}
[data-theme="dark"]{
  --navy:#4aa3d8;
  --navy-dark:#8cc5ea;
  --navy-deep:#0b1a27;
  --blue:#5aa9e6;
  --cyan:#38bdf8;
  --sky:#7dd3fc;

  --bg:#0d1620;
  --surface:#131f2b;
  --surface-alt:#182634;
  --text:#e6edf3;
  --muted:#9fb0bd;
  --success:#4ade80;
  --border:#25384a;
  --border-strong:#31485d;

  --shadow-sm:0 1px 2px rgba(0,0,0,.3);
  --shadow:0 6px 20px rgba(0,0,0,.35);
  --shadow-lg:0 18px 44px rgba(0,0,0,.45);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--promo-h) + var(--header-h) + 14px)}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:inherit}
button,input{font:inherit}
h1,h2,h3,h4{font-family:var(--font-head);letter-spacing:-.01em}
::selection{background:rgba(34,151,195,.25)}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}

/* Ícones (SVG inline, estilo Lucide) */
.icon{width:1.15em;height:1.15em;display:inline-block;vertical-align:middle;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:0 0 auto}
.icon-button .icon,.menu-button .icon{width:20px;height:20px}
.to-top .icon{width:22px;height:22px}
.hero-icon .icon{width:200px;height:200px;stroke:rgba(255,255,255,.92);stroke-width:.7}
.site-footer a .icon{width:1em;height:1em;margin-left:2px}

.skip-link{position:fixed;z-index:10000;top:8px;left:8px;transform:translateY(-150%);background:var(--navy);color:#fff;padding:11px 18px;border-radius:10px;font-family:var(--font-head);font-weight:700;text-decoration:none;box-shadow:var(--shadow);transition:transform .18s}
.skip-link:focus-visible{transform:translateY(0)}

/* Barra de anúncio (topo) */
.promo-bar{position:fixed;z-index:1100;top:0;left:0;right:0;height:var(--promo-h);display:flex;align-items:center;justify-content:center;gap:12px;padding:0 clamp(16px,3vw,28px);background:var(--navy-deep);color:#fff;font-size:.86rem;line-height:1.2;border-bottom:1px solid rgba(255,255,255,.1)}
.promo-bar .promo-dot{width:8px;height:8px;border-radius:50%;background:var(--sky);flex:0 0 auto}
.promo-bar .promo-msg{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.promo-bar .promo-msg strong{color:var(--sky);font-weight:700}
.promo-bar a{display:inline-flex;align-items:center;gap:5px;flex:0 0 auto;color:#fff;font-family:var(--font-head);font-weight:700;font-size:.82rem;text-decoration:none;border:1px solid rgba(255,255,255,.4);border-radius:6px;padding:5px 12px;transition:background .15s,border-color .15s}
.promo-bar a:hover{background:rgba(255,255,255,.12);border-color:var(--sky)}
.promo-bar a .icon{width:15px;height:15px}

.reading-progress{position:fixed;z-index:9999;top:var(--promo-h);left:0;height:3px;background:var(--cyan);width:0;transition:width .1s linear}

/* Header */
.site-header{position:fixed;z-index:1000;top:var(--promo-h);left:0;right:0;height:var(--header-h);display:flex;align-items:center;justify-content:space-between;padding:0 clamp(16px,3vw,28px);background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.brand{display:flex;gap:12px;align-items:center;text-decoration:none;min-width:0}
.brand-logo{height:48px;width:auto;display:block}
.brand-logo-dark{display:none}
[data-theme="dark"] .brand-logo-light{display:none}
[data-theme="dark"] .brand-logo-dark{display:block}
.brand-text{display:flex;flex-direction:column;line-height:1.1;border-left:1px solid var(--border);padding-left:12px}
.brand-text strong{color:var(--navy);font-family:var(--font-head);font-weight:700;font-size:.98rem}
.brand-text small{color:var(--muted);font-size:.72rem;letter-spacing:.02em}
.header-actions{display:flex;gap:8px}
.icon-button,.menu-button{border:1px solid var(--border);background:var(--surface);color:var(--navy);width:42px;height:42px;border-radius:11px;cursor:pointer;display:grid;place-items:center;font-size:1.05rem;transition:background .15s,border-color .15s,transform .1s}
.icon-button:hover,.menu-button:hover{background:var(--surface-alt);border-color:var(--border-strong)}
.icon-button:active,.menu-button:active{transform:translateY(1px)}
.menu-button{display:none}

/* Sidebar */
.sidebar{position:fixed;z-index:900;top:calc(var(--promo-h) + var(--header-h));bottom:0;left:0;width:var(--sidebar-w);background:var(--surface);border-right:1px solid var(--border);overflow:auto;padding:20px 16px}
.sidebar-nav{display:grid;gap:4px}
.sidebar-home{display:block;padding:10px 12px;border-radius:var(--radius-sm);text-decoration:none;font-family:var(--font-head);font-weight:700;color:var(--navy)}
.sidebar-nav details{border-radius:var(--radius-sm);margin-top:6px}
.sidebar-nav summary{list-style:none;display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:var(--radius-sm);cursor:pointer;font-family:var(--font-head);font-weight:700;font-size:.9rem;color:var(--navy);text-transform:uppercase;letter-spacing:.03em}
.sidebar-nav summary::-webkit-details-marker{display:none}
.sidebar-nav summary::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);flex:0 0 auto}
.sidebar-nav details a{display:block;padding:8px 12px 8px 26px;border-radius:var(--radius-sm);text-decoration:none;color:var(--muted);font-size:.9rem;position:relative}
.sidebar-nav details a::before{content:"";position:absolute;left:14px;top:50%;width:5px;height:5px;border-radius:50%;background:var(--border-strong);transform:translateY(-50%);transition:background .15s}
.sidebar-nav a:hover{background:var(--surface-alt);color:var(--navy)}
.sidebar-nav a.active{background:color-mix(in srgb,var(--cyan) 12%,transparent);color:var(--navy);font-weight:600}
.sidebar-nav a.active::before{background:var(--cyan)}
.sidebar-home:hover{background:var(--surface-alt)}

.content{margin-left:var(--sidebar-w);padding-top:calc(var(--promo-h) + var(--header-h))}

/* Hero */
.hero{position:relative;display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:48px;padding:clamp(44px,8vh,80px) clamp(28px,6vw,90px);background:var(--navy);color:#fff}
.hero-copy{position:relative;z-index:1}
.hero h1{font-family:var(--font-head);font-weight:800;font-size:clamp(2.6rem,5.2vw,4.2rem);line-height:1.05;letter-spacing:-.02em;margin:0 0 18px}
.hero-lead{font-size:1.2rem;max-width:640px;color:rgba(255,255,255,.86);line-height:1.6}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.button{border:0;border-radius:8px;padding:13px 22px;font-family:var(--font-head);font-weight:700;font-size:.95rem;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px;transition:background .15s,border-color .15s}
.button.primary{background:var(--cyan);color:#fff}
.button.primary:hover{background:#2aa6d4}
.button.secondary{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45)}
.button.secondary:hover{background:rgba(255,255,255,.1)}
.hero-visual{position:relative;display:grid;place-items:center;z-index:1}
.hero-icon{filter:drop-shadow(0 20px 30px rgba(0,0,0,.3));animation:bob 3s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(-10px)}}

/* Overview */
.overview-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:32px clamp(28px,6vw,90px);background:var(--surface-alt);border-bottom:1px solid var(--border)}
.overview-grid a{position:relative;background:var(--surface);padding:20px;border-radius:var(--radius-sm);text-decoration:none;border:1px solid var(--border);transition:border-color .15s,background .15s}
.overview-grid a:hover{border-color:var(--cyan);background:var(--surface-alt)}
.overview-grid span{display:grid;place-items:center;width:38px;height:38px;background:var(--navy);color:#fff;border-radius:11px;font-family:var(--font-head);font-weight:700}
.overview-grid strong,.overview-grid small{display:block}
.overview-grid strong{margin-top:16px;color:var(--navy);font-family:var(--font-head);font-size:1.05rem}
.overview-grid small{color:var(--muted);margin-top:2px}

/* Part intros */
.part-intro{position:relative;display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:center;padding:40px clamp(28px,6vw,90px);color:#fff}
.part-intro span{position:relative;z-index:1;border:1.5px solid rgba(255,255,255,.5);border-radius:8px;padding:10px 15px;font-family:var(--font-head);font-weight:700;letter-spacing:.05em}
.part-intro div{position:relative;z-index:1}
.part-intro h2{font-family:var(--font-head);font-weight:800;font-size:clamp(1.7rem,3.6vw,2.5rem);line-height:1.1;margin:0}
.part-intro p{margin:8px 0 0;color:rgba(255,255,255,.85)}
.part-one{background:var(--navy-dark)}
.part-two{background:var(--navy)}
.part-three{background:#0a5578}
.part-four{background:var(--navy-deep)}

/* Sections */
.section{padding:56px clamp(28px,6vw,90px)}
.section.alt{background:var(--surface-alt)}
.section-heading{text-align:left;margin-bottom:26px}
.section-heading span{display:none}
.section-heading h2{font-family:var(--font-head);font-weight:800;font-size:clamp(1.5rem,3vw,2.1rem);line-height:1.2;margin:0;color:var(--navy)}
.lead{max-width:72ch;margin:0 0 28px;text-align:left;font-size:1.08rem;color:var(--muted)}

/* CTA Allware */
.cta{background:var(--navy);color:#fff;padding:56px clamp(28px,6vw,90px);text-align:center;border-top:1px solid rgba(255,255,255,.08)}
.cta-inner{max-width:720px;margin:0 auto}
.cta h2{font-family:var(--font-head);font-weight:800;font-size:clamp(1.5rem,3vw,2.1rem);line-height:1.2;margin:0 0 14px;color:#fff}
.cta p{color:rgba(255,255,255,.85);font-size:1.05rem;line-height:1.6;margin:0 0 24px}
.cta p strong{color:#fff}

/* Footer */
.site-footer{position:relative;padding:48px 32px;text-align:center;background:var(--navy-deep);color:#fff}
.footer-logo{height:52px;width:auto;margin-bottom:16px;position:relative;z-index:1}
.site-footer strong{position:relative;z-index:1;display:block;font-family:var(--font-head);font-size:1.15rem}
.site-footer p{position:relative;z-index:1;color:rgba(255,255,255,.7);margin:8px 0 18px}
.footer-contact{position:relative;z-index:1;display:flex;justify-content:center;flex-wrap:wrap;gap:8px 22px;margin:0 0 18px}
.footer-contact a{display:inline-flex;align-items:center;gap:7px;color:rgba(255,255,255,.88);text-decoration:none;font-weight:600;font-size:.92rem}
.footer-contact a:hover{color:#fff}
.footer-contact .icon{width:16px;height:16px;stroke:var(--sky)}
.site-footer a{position:relative;z-index:1;color:var(--sky);text-decoration:none;font-weight:600}
.site-footer a:hover{text-decoration:underline}

/* Search */
.search-overlay{position:fixed;z-index:2000;inset:0;background:rgba(1,26,42,.55);backdrop-filter:blur(3px);padding:8vh 20px}
.search-dialog{max-width:760px;margin:auto;background:var(--surface);border-radius:18px;box-shadow:var(--shadow-lg);max-height:84vh;overflow:auto;border:1px solid var(--border)}
.search-header{display:flex;gap:10px;padding:16px;border-bottom:1px solid var(--border)}
.search-field{flex:1;position:relative;display:flex;align-items:center}
.search-field input{flex:1;padding:13px 62px 13px 15px;border:1px solid var(--border);border-radius:11px;background:var(--bg);color:var(--text)}
.search-field input:focus{outline:none;border-color:var(--cyan);box-shadow:var(--ring)}
.search-kbd{position:absolute;right:10px;pointer-events:none;font-family:var(--font-head);font-size:.68rem;font-weight:700;letter-spacing:.03em;color:var(--muted);background:var(--surface-alt);border:1px solid var(--border);border-radius:6px;padding:3px 7px}
.search-results{padding:12px}
.search-results a{display:block;padding:14px;border-radius:11px;text-decoration:none;border:1px solid transparent}
.search-results a:hover,.search-results a.selected{background:var(--surface-alt);border-color:var(--cyan)}
.search-results strong,.search-results small{display:block}
.search-results strong{color:var(--navy);font-family:var(--font-head)}
.search-results small{color:var(--muted);margin-top:3px}
.search-results mark{background:color-mix(in srgb,var(--cyan) 30%,transparent);color:inherit;border-radius:3px;padding:0 2px}
.search-results p{padding:14px;color:var(--muted)}
.search-hint{padding:6px 14px 10px!important;font-size:.85rem}

/* Voltar ao topo */
.to-top{position:fixed;z-index:1500;right:clamp(16px,3vw,28px);bottom:clamp(16px,3vw,28px);width:46px;height:46px;border:1px solid var(--border-strong);background:var(--surface);color:var(--navy);border-radius:50%;cursor:pointer;display:grid;place-items:center;font-size:1.3rem;line-height:1;box-shadow:var(--shadow);opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .2s,transform .2s,background .15s,border-color .15s}
.to-top.visible{opacity:1;transform:translateY(0);pointer-events:auto}
.to-top:hover{background:var(--surface-alt);border-color:var(--cyan)}
.to-top:active{transform:translateY(1px)}
.to-top[hidden]{display:none}

/* Backdrop do menu mobile */
.sidebar-backdrop{position:fixed;z-index:850;inset:calc(var(--promo-h) + var(--header-h)) 0 0 0;background:rgba(1,26,42,.5);backdrop-filter:blur(2px);opacity:0;pointer-events:none;transition:opacity .25s}
.sidebar-backdrop.open{opacity:1;pointer-events:auto}
.sidebar-backdrop[hidden]{display:none}

@media(max-width:1020px){
  .menu-button{display:grid}
  .sidebar{transform:translateX(-100%);transition:transform .25s;box-shadow:var(--shadow-lg)}
  .sidebar.open{transform:translateX(0)}
  .content{margin-left:0}
  .overview-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:720px){
  :root{--promo-h:46px}
  .promo-bar{font-size:.76rem;gap:8px}
  .promo-bar .promo-detail{display:none}
  .promo-bar a{font-size:.74rem;padding:4px 9px}
  .hero{grid-template-columns:1fr;padding-top:52px;gap:24px}
  .hero-visual{display:none}
  .overview-grid{grid-template-columns:1fr}
  .part-intro{grid-template-columns:1fr}
  .brand-text{display:none}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero-icon{animation:none}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}
@media print{
  .promo-bar,.site-header,.sidebar,.sidebar-backdrop,.reading-progress,.search-overlay,.hero-actions,.to-top{display:none!important}
  .content{margin:0;padding:0}
  .hero{min-height:auto;color:#000;background:#fff}
  .hero-lead{color:#333}
  .section,.part-intro{break-inside:avoid}
  .part-intro{color:#000;background:#fff!important;border-top:2px solid var(--navy)}
  .part-intro p,.section-heading h2,.part-intro h2{color:#000}
}