/* =====================================================================
   L2HP – Soluções de Engenharia
   Folha de estilos principal
   ---------------------------------------------------------------------
   Índice
   01. Fontes (alojadas localmente)
   02. Variáveis (cores, tipografia, espaçamentos) — ALTERAR CORES AQUI
   03. Base / reset
   04. Utilitários e layout
   05. Botões e ligações
   06. Cabeçalho e navegação
   07. Hero (página inicial)
   08. Hero das páginas interiores
   09. Secções e títulos
   10. Cartões de serviço
   11. Diferenciação, processo, valores
   12. Páginas de serviço (detalhe)
   14. Contactos e formulário
   15. Chamada à ação (CTA)
   16. Rodapé
   17. Páginas legais
   18. Animações e movimento reduzido
   Os ajustes por tamanho de ecrã estão em responsive.css
   ===================================================================== */

/* ---------- 01. Fontes ---------- */
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url("../fonts/ibm-plex-sans-latin-700-normal.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2"); font-weight: 500; font-style: normal; font-display: swap; }

/* ---------- 02. Variáveis ----------
   Cores extraídas do logótipo oficial:
   grafite #333237 · laranja #EC7A24                                     */
:root {
    --primary-color: #333237;      /* grafite do logótipo */
    --secondary-color: #1E1E21;    /* grafite profundo (hero, rodapé) */
    --accent-color: #EC7A24;       /* laranja L2HP */
    --accent-dark: #A64E0B;        /* laranja para texto sobre fundo claro (contraste AA) */
    --accent-light: #F6A86A;       /* laranja para texto sobre fundo escuro */
    --background-color: #F6F5F2;   /* fundo geral (branco quente) */
    --surface-color: #FFFFFF;      /* cartões */
    --surface-alt: #EFEEEA;        /* secções alternadas */
    --text-color: #2A2A2E;
    --text-muted: #5D5C62;
    --line-color: #E1DFDA;
    --line-strong: #CFCDC7;
    --dark-surface: #26262A;
    --dark-line: rgba(255, 255, 255, .09);
    --dark-text: #ECEBE8;
    --dark-text-muted: #ABAAB0;
    --success-color: #2F7D4F;
    --error-color: #B3261E;

    --font-sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
    --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

    --container: 1280px;
    --gutter: clamp(1.25rem, 4vw, 2.5rem);
    --section-space: clamp(4.5rem, 9vw, 8rem);
    --radius-sm: 4px;
    --radius: 8px;
    --radius-lg: 14px;
    --header-h: 84px;
    --header-h-compact: 68px;

    --shadow-sm: 0 1px 2px rgba(30, 30, 33, .06);
    --shadow: 0 10px 30px -12px rgba(30, 30, 33, .18);
    --shadow-lg: 0 24px 60px -24px rgba(30, 30, 33, .30);
    --ease: cubic-bezier(.22, .61, .36, 1);
    --ease-out: cubic-bezier(.16, 1, .3, 1);
}

/* ---------- 03. Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h-compact) + 16px); }
body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 1.0625rem;
    line-height: 1.65;
    color: var(--text-color);
    background: var(--background-color);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}
img, svg, video { max-width: 100%; display: block; }
[hidden] { display: none !important; }
img { height: auto; }
h1, h2, h3, h4 { margin: 0 0 .6em; line-height: 1.15; font-weight: 600; letter-spacing: -.015em; color: var(--primary-color); }
h1 { font-size: clamp(2.3rem, 5.2vw, 4.1rem); letter-spacing: -.025em; }
h2 { font-size: clamp(1.85rem, 3.4vw, 2.75rem); }
h3 { font-size: clamp(1.18rem, 1.6vw, 1.35rem); }
p { margin: 0 0 1.1em; }
ul, ol { margin: 0; padding: 0; }
a { color: var(--accent-dark); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--primary-color); }
strong { font-weight: 600; }
::selection { background: var(--accent-color); color: #1E1E21; }

:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 3px;
    border-radius: 3px;
}
.on-dark :focus-visible, .site-footer :focus-visible { outline-color: var(--accent-light); }

.skip-link {
    position: absolute; left: 1rem; top: -100px; z-index: 1000;
    background: var(--accent-color); color: #1E1E21; padding: .75rem 1.1rem;
    font-weight: 600; border-radius: var(--radius-sm); text-decoration: none;
    transition: top .2s var(--ease);
}
.skip-link:focus { top: 1rem; }

.visually-hidden {
    position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- 04. Layout ---------- */
.container { width: 100%; max-width: calc(var(--container) + var(--gutter) * 2); margin-inline: auto; padding-inline: var(--gutter); }
.container--narrow { max-width: calc(860px + var(--gutter) * 2); }
.section { padding-block: var(--section-space); position: relative; }
.section--alt { background: var(--surface-alt); }
.section--white { background: var(--surface-color); }
.section--dark { background: var(--secondary-color); color: var(--dark-text); }
.section--dark h2, .section--dark h3 { color: #fff; }
.section--tight { padding-block: clamp(3rem, 6vw, 5rem); }
.grid { display: grid; gap: clamp(1.25rem, 2.2vw, 2rem); }
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(2.5rem, 6vw, 6rem); align-items: center; }
.split--top { align-items: start; }

/* Grelha técnica de fundo (blueprint) */
.blueprint {
    background-image:
        linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
    background-size: 44px 44px;
}
.blueprint--light {
    background-image:
        linear-gradient(rgba(51,50,55,.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(51,50,55,.05) 1px, transparent 1px);
    background-size: 44px 44px;
}

/* Dados pendentes de preenchimento (contactos, NIF, ...) */
.is-pending {
    color: var(--text-muted);
    font-style: normal;
    background: repeating-linear-gradient(-45deg, rgba(236,122,36,.08) 0 6px, transparent 6px 12px);
    border: 1px dashed rgba(166,78,11,.45);
    border-radius: 3px;
    padding: 0 .35em;
    font-size: .92em;
}
.site-footer .is-pending, .on-dark .is-pending { color: var(--dark-text-muted); border-color: rgba(246,168,106,.45); }

/* ---------- 05. Botões ---------- */
.btn {
    --btn-bg: var(--accent-color); --btn-fg: #1E1E21; --btn-bd: var(--accent-color);
    display: inline-flex; align-items: center; justify-content: center; gap: .65rem;
    min-height: 52px; padding: .8rem 1.5rem;
    font: 600 1rem/1.2 var(--font-sans); letter-spacing: .005em;
    color: var(--btn-fg); background: var(--btn-bg); border: 1.5px solid var(--btn-bd);
    border-radius: var(--radius-sm); text-decoration: none; cursor: pointer;
    position: relative; overflow: hidden; isolation: isolate;
    transition: color .25s var(--ease), background-color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
}
.btn::before { /* varrimento discreto no hover */
    content: ""; position: absolute; inset: 0; z-index: -1;
    background: linear-gradient(100deg, transparent 20%, rgba(255,255,255,.35) 50%, transparent 80%);
    transform: translateX(-120%); transition: transform .7s var(--ease);
}
.btn:hover::before { transform: translateX(120%); }
.btn:hover { color: var(--btn-fg); transform: translateY(-2px); box-shadow: 0 12px 24px -12px rgba(236,122,36,.65); }
.btn:active { transform: translateY(0); }
.btn .btn__icon { width: 18px; height: 18px; flex: none; transition: transform .3s var(--ease); }
.btn:hover .btn__icon { transform: translateX(4px); }
.btn--dark { --btn-bg: var(--primary-color); --btn-fg: #fff; --btn-bd: var(--primary-color); }
.btn--dark:hover { box-shadow: 0 12px 24px -12px rgba(30,30,33,.6); }
.btn--outline { --btn-bg: transparent; --btn-fg: var(--primary-color); --btn-bd: var(--line-strong); }
.btn--outline:hover { --btn-bd: var(--primary-color); box-shadow: none; }
.btn--light-outline { --btn-bg: transparent; --btn-fg: #fff; --btn-bd: rgba(255,255,255,.35); }
.btn--light-outline:hover { --btn-bd: #fff; --btn-bg: rgba(255,255,255,.06); box-shadow: none; }
.btn--sm { min-height: 42px; padding: .55rem 1.1rem; font-size: .94rem; }
.btn[disabled], .btn.is-loading { opacity: .7; pointer-events: none; }

.link-arrow {
    display: inline-flex; align-items: center; gap: .5rem;
    font-weight: 600; font-size: .97rem; color: var(--primary-color); text-decoration: none;
}
.link-arrow svg { width: 18px; height: 18px; color: var(--accent-dark); transition: transform .3s var(--ease); }
.link-arrow:hover { color: var(--accent-dark); }
.link-arrow:hover svg { transform: translateX(4px); }

/* ---------- 06. Cabeçalho ---------- */
.site-header {
    position: fixed; inset: 0 0 auto; z-index: 100;
    height: var(--header-h);
    display: flex; align-items: center;
    transition: height .35s var(--ease), background-color .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
    border-bottom: 1px solid transparent;
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.site-header.is-scrolled, .site-header.menu-open {
    height: var(--header-h-compact);
    background: rgba(255,255,255,.92);
    -webkit-backdrop-filter: saturate(160%) blur(14px);
    backdrop-filter: saturate(160%) blur(14px);
    border-bottom-color: var(--line-color);
    box-shadow: 0 6px 24px -18px rgba(30,30,33,.5);
}
.brand { display: inline-flex; align-items: center; flex: none; position: relative; }
.brand img { height: 56px; width: auto; transition: height .35s var(--ease), opacity .3s var(--ease); }
.brand .brand__dark { position: absolute; left: 0; top: 50%; transform: translateY(-50%); opacity: 0; }
.is-scrolled .brand img, .menu-open .brand img { height: 44px; }
.is-scrolled .brand .brand__light, .menu-open .brand .brand__light { opacity: 0; }
.is-scrolled .brand .brand__dark, .menu-open .brand .brand__dark { opacity: 1; }

.main-nav { display: flex; align-items: center; gap: 2rem; }
.nav-list { list-style: none; display: flex; align-items: center; gap: .25rem; }
.nav-list > li { position: relative; }
.nav-link {
    display: inline-flex; align-items: center; gap: .35rem;
    padding: .6rem .85rem; border: 0; background: none; cursor: pointer;
    font: 500 .9rem/1 var(--font-sans); letter-spacing: .08em; text-transform: uppercase;
    color: rgba(255,255,255,.86); text-decoration: none; position: relative;
    transition: color .25s var(--ease);
}
.nav-link::after { /* traço com terminal, inspirado no logótipo */
    content: ""; position: absolute; left: .85rem; right: .85rem; bottom: .2rem; height: 2px;
    background: var(--accent-color); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.nav-link:hover, .nav-link[aria-current="page"], .nav-item--active > .nav-link { color: #fff; }
.nav-link:hover::after, .nav-link[aria-current="page"]::after, .nav-item--active > .nav-link::after { transform: scaleX(1); }
.is-scrolled .nav-link, .menu-open .nav-link { color: var(--text-muted); }
.is-scrolled .nav-link:hover, .is-scrolled .nav-link[aria-current="page"], .is-scrolled .nav-item--active > .nav-link { color: var(--primary-color); }
.nav-link .chev { width: 14px; height: 14px; transition: transform .3s var(--ease); }
.has-submenu.is-open .chev { transform: rotate(180deg); }


/* Linha do item "Serviços" (ligação + botão do submenu) */
.nav-item-row { display: flex; align-items: center; }
.nav-item-row > .nav-link { padding-right: .3rem; }
.nav-item-row > .nav-link::after { right: .3rem; }
.submenu-toggle {
    width: 28px; height: 40px; margin-left: 0; padding: 0; border: 0; background: none; cursor: pointer;
    display: grid; place-items: center; color: rgba(255,255,255,.75); border-radius: var(--radius-sm);
    transition: color .25s var(--ease);
}
.submenu-toggle:hover { color: #fff; }
.is-scrolled .submenu-toggle, .menu-open .submenu-toggle { color: var(--text-muted); }
.is-scrolled .submenu-toggle:hover { color: var(--primary-color); }
main:focus { outline: none; }

/* Submenu de serviços (desktop) */
.submenu {
    position: absolute; top: calc(100% + 14px); left: 50%;
    width: min(720px, 90vw);
    transform: translate(-50%, 8px);
    background: var(--surface-color); border: 1px solid var(--line-color); border-radius: var(--radius);
    box-shadow: var(--shadow-lg); padding: .9rem;
    display: grid; grid-template-columns: 1fr 1fr; gap: .15rem;
    opacity: 0; visibility: hidden; transition: opacity .25s var(--ease), transform .25s var(--ease), visibility .25s;
    list-style: none;
}
.submenu::before { content: ""; position: absolute; top: -16px; left: 0; right: 0; height: 16px; }
.has-submenu.is-open .submenu { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
@media (hover: hover) and (min-width: 1081px) {
    .has-submenu:hover .submenu { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
    .has-submenu:hover .chev { transform: rotate(180deg); }
}
.submenu a {
    display: flex; align-items: center; gap: .8rem; padding: .65rem .75rem; border-radius: var(--radius-sm);
    color: var(--primary-color); text-decoration: none; font-size: .95rem; font-weight: 500; line-height: 1.3;
    transition: background-color .2s var(--ease), color .2s var(--ease);
}
.submenu a:hover, .submenu a[aria-current="page"] { background: var(--background-color); color: var(--accent-dark); }
.submenu .sm-icon {
    width: 36px; height: 36px; flex: none; display: grid; place-items: center;
    border-radius: 50%; border: 1px solid var(--line-color); color: var(--accent-dark);
    transition: border-color .2s var(--ease), background-color .2s var(--ease);
}
.submenu a:hover .sm-icon { border-color: var(--accent-color); background: #fff; }
.submenu .sm-icon svg { width: 18px; height: 18px; }
.submenu .submenu__all { grid-column: 1 / -1; border-top: 1px solid var(--line-color); margin-top: .4rem; padding-top: .4rem; }
.submenu .submenu__all a { justify-content: space-between; font-weight: 600; }

.header-cta { flex: none; }
.site-header:not(.is-scrolled):not(.menu-open) .header-cta.btn--dark { --btn-bg: var(--accent-color); --btn-fg: #1E1E21; --btn-bd: var(--accent-color); }

.nav-toggle {
    display: none; width: 48px; height: 48px; border: 1px solid rgba(255,255,255,.25); border-radius: var(--radius-sm);
    background: transparent; cursor: pointer; position: relative; color: #fff;
}
.is-scrolled .nav-toggle, .menu-open .nav-toggle { border-color: var(--line-strong); color: var(--primary-color); }
.nav-toggle span { position: absolute; left: 13px; right: 13px; height: 2px; background: currentColor; border-radius: 2px; transition: transform .3s var(--ease), opacity .2s; }
.nav-toggle span:nth-child(1) { top: 16px; }
.nav-toggle span:nth-child(2) { top: 23px; }
.nav-toggle span:nth-child(3) { top: 30px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 07. Hero (página inicial) ---------- */
.hero {
    position: relative; overflow: hidden;
    min-height: min(100vh, 980px);
    display: flex; align-items: center;
    padding: calc(var(--header-h) + 3rem) 0 5rem;
    background: radial-gradient(1100px 600px at 78% 40%, rgba(236,122,36,.13), transparent 60%), var(--secondary-color);
    color: var(--dark-text);
}
.hero::after { /* desvanecimento da grelha */
    content: ""; position: absolute; inset: 0; pointer-events: none;
    background: linear-gradient(180deg, transparent 70%, rgba(30,30,33,.9));
}
.hero .blueprint-layer { position: absolute; inset: 0; mask-image: radial-gradient(ellipse at 70% 45%, #000 20%, transparent 75%); -webkit-mask-image: radial-gradient(ellipse at 70% 45%, #000 20%, transparent 75%); }
.hero__grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.08fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.hero h1 { color: #fff; margin-bottom: .45em; }
.hero h1 .accent { color: var(--accent-color); }
.hero__lead { font-size: clamp(1.08rem, 1.5vw, 1.28rem); color: var(--dark-text-muted); max-width: 36em; margin-bottom: 2.2rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .9rem; }
.hero__tags { display: flex; flex-wrap: wrap; gap: .5rem 1.4rem; margin-top: 3rem; padding-top: 1.6rem; border-top: 1px solid var(--dark-line); list-style: none; }
.hero__tags li { font: 500 .78rem/1.4 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--dark-text-muted); display: inline-flex; align-items: center; gap: .55rem; }
.hero__tags li::before { content: ""; width: 7px; height: 7px; border-radius: 50%; border: 1.5px solid var(--accent-color); }

.eyebrow {
    display: inline-flex; align-items: center; gap: .7rem; margin-bottom: 1.3rem;
    font: 500 .8rem/1.3 var(--font-mono); letter-spacing: .16em; text-transform: uppercase;
    color: var(--accent-dark);
}
.eyebrow::before { /* terminal + pista (motivo do logótipo) */
    content: ""; width: 34px; height: 10px; flex: none;
    background:
        radial-gradient(circle at 5px 5px, transparent 2px, currentColor 2.5px, currentColor 4.5px, transparent 5px),
        linear-gradient(currentColor, currentColor) 10px 4px / 24px 2px no-repeat;
}
.on-dark .eyebrow, .section--dark .eyebrow, .hero .eyebrow, .page-hero .eyebrow, .cta .eyebrow { color: var(--accent-light); }

/* Composição gráfica do hero (SVG inline) */
.hero__visual { position: relative; aspect-ratio: 1 / 1; width: 100%; max-width: 620px; justify-self: end; }
.hero__visual svg { width: 100%; height: 100%; overflow: visible; }
.circuit .ring { fill: none; stroke-linecap: round; }
.circuit .ring--dark { stroke: #4A4950; }
.circuit .ring--orange { stroke: var(--accent-color); }
.circuit .ring--muted { stroke: rgba(255,255,255,.12); }
.circuit .pad { fill: var(--secondary-color); stroke-width: 6; }
.circuit .trace { fill: none; stroke: rgba(255,255,255,.18); stroke-width: 1.5; }
.circuit .pulse { fill: none; stroke: var(--accent-color); stroke-width: 2; stroke-linecap: round; stroke-dasharray: 18 400; filter: drop-shadow(0 0 4px rgba(236,122,36,.8)); }
.circuit .node { fill: var(--secondary-color); stroke: rgba(255,255,255,.45); stroke-width: 1.5; }
.circuit .chip rect { fill: #26262A; stroke: rgba(255,255,255,.18); }
.circuit .chip text { font: 500 11px var(--font-mono); letter-spacing: .14em; fill: var(--dark-text-muted); }
.circuit .chip .chip-dot { fill: var(--accent-color); }
.circuit .spin-slow { transform-origin: 300px 300px; animation: spin 60s linear infinite; }
.circuit .spin-rev { transform-origin: 300px 300px; animation: spin 90s linear infinite reverse; }
.circuit .pulse { animation: pulse-run 5.5s var(--ease) infinite; }
.circuit .pulse:nth-of-type(2n) { animation-delay: 1.4s; }
.circuit .pulse:nth-of-type(3n) { animation-delay: 2.7s; }
.circuit .draw { stroke-dasharray: var(--len, 1200); stroke-dashoffset: var(--len, 1200); animation: draw 2.4s var(--ease-out) forwards; }
.circuit .draw.d2 { animation-delay: .35s; }
.circuit .draw.d3 { animation-delay: .7s; }
.circuit .fade-in { opacity: 0; animation: fade 1s var(--ease) 1.2s forwards; }

.scroll-cue { position: absolute; left: 50%; bottom: 1.6rem; z-index: 3; transform: translateX(-50%); display: grid; justify-items: center; gap: .5rem; color: var(--dark-text-muted); font: 500 .7rem/1 var(--font-mono); letter-spacing: .2em; text-transform: uppercase; text-decoration: none; }
.scroll-cue span { width: 1px; height: 38px; background: linear-gradient(var(--accent-color), transparent); animation: cue 2.2s var(--ease) infinite; transform-origin: top; }

/* ---------- 08. Hero das páginas interiores ---------- */
.page-hero {
    position: relative; overflow: hidden;
    padding: calc(var(--header-h) + clamp(3rem, 7vw, 5.5rem)) 0 clamp(3.5rem, 7vw, 5.5rem);
    background: radial-gradient(900px 500px at 85% 20%, rgba(236,122,36,.12), transparent 60%), var(--secondary-color);
    color: var(--dark-text);
}
.page-hero .blueprint-layer { position: absolute; inset: 0; mask-image: linear-gradient(90deg, transparent, #000 60%); -webkit-mask-image: linear-gradient(90deg, transparent, #000 60%); }
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { color: #fff; font-size: clamp(2.2rem, 4.6vw, 3.6rem); max-width: 18em; }
.page-hero__lead { font-size: clamp(1.05rem, 1.4vw, 1.22rem); color: var(--dark-text-muted); max-width: 44em; margin: 0; }
.page-hero__deco { position: absolute; right: -80px; top: 50%; width: min(520px, 48vw); transform: translateY(-42%); opacity: .9; pointer-events: none; z-index: 1; }
.page-hero__grid { display: grid; grid-template-columns: 1.25fr 1fr; gap: 3rem; align-items: center; }
.page-hero__media { position: relative; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--dark-line); background: #26262A; }
.page-hero__media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }

.breadcrumb { margin-bottom: 1.6rem; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem; font: 500 .8rem/1.4 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; }
.breadcrumb li { color: var(--dark-text-muted); display: inline-flex; align-items: center; gap: .4rem; }
.breadcrumb li + li::before { content: "/"; color: rgba(255,255,255,.3); }
.breadcrumb a { color: var(--dark-text-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent-light); }
.breadcrumb [aria-current] { color: var(--accent-light); }

/* ---------- 09. Secções e títulos ---------- */
.section-head { max-width: 760px; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head--center .eyebrow { justify-content: center; }
.section-head--row { max-width: none; display: flex; align-items: end; justify-content: space-between; gap: 2rem; }
.section-head--row > div { max-width: 720px; }
.section-head p, .lead { font-size: clamp(1.05rem, 1.3vw, 1.17rem); color: var(--text-muted); }
.section--dark .section-head p, .section--dark .lead { color: var(--dark-text-muted); }
.section-head p:last-child { margin-bottom: 0; }

.about__text p { color: var(--text-muted); }
.about__text p.lead { color: var(--text-color); }
.feature-list { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 1.5rem; margin-top: 2rem; }
.feature-list li { display: flex; gap: .8rem; align-items: flex-start; font-weight: 500; color: var(--primary-color); line-height: 1.45; }
.feature-list svg { width: 22px; height: 22px; flex: none; color: var(--accent-dark); margin-top: .05rem; }

.about__visual { position: relative; }
.about__visual .panel {
    position: relative; border-radius: var(--radius-lg); overflow: hidden;
    background: var(--secondary-color); aspect-ratio: 5 / 4.4; border: 1px solid var(--line-color);
}
.about__visual .panel img { width: 100%; height: 100%; object-fit: cover; }
.about__badge {
    position: absolute; left: -1.5rem; bottom: -1.5rem; z-index: 2;
    background: var(--surface-color); border: 1px solid var(--line-color); border-radius: var(--radius);
    box-shadow: var(--shadow); padding: 1.1rem 1.3rem; display: flex; gap: .9rem; align-items: center; max-width: 290px;
}
.about__badge .ring-icon { width: 46px; height: 46px; flex: none; }
.about__badge strong { display: block; font-size: .98rem; color: var(--primary-color); line-height: 1.3; }
.about__badge span { font-size: .86rem; color: var(--text-muted); line-height: 1.35; display: block; }

/* ---------- 10. Cartões de serviço ---------- */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1rem, 1.8vw, 1.5rem); }
.service-card {
    position: relative; display: flex; flex-direction: column;
    background: var(--surface-color); border: 1px solid var(--line-color); border-radius: var(--radius);
    padding: clamp(1.6rem, 2.4vw, 2.1rem); text-decoration: none; color: inherit; overflow: hidden;
    transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out), border-color .3s var(--ease);
}
.service-card::before { /* pista laranja que se desenha no hover */
    content: ""; position: absolute; top: 0; left: 0; height: 3px; width: 100%;
    background: var(--accent-color); transform: scaleX(0); transform-origin: left; transition: transform .55s var(--ease-out);
}
.service-card::after { /* terminal da pista */
    content: ""; position: absolute; top: -4px; right: -6px; width: 11px; height: 11px; border-radius: 50%;
    border: 3px solid var(--accent-color); background: var(--surface-color); opacity: 0; transition: opacity .3s var(--ease) .3s;
}
.service-card:hover, .service-card:focus-within { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.service-card:hover::before, .service-card:focus-within::before { transform: scaleX(1); }
.service-card:hover::after, .service-card:focus-within::after { opacity: 1; }
.service-card__index { position: absolute; top: 1.5rem; right: 1.6rem; font: 500 .78rem/1 var(--font-mono); letter-spacing: .1em; color: var(--line-strong); transition: color .3s var(--ease); }
.service-card:hover .service-card__index { color: var(--accent-dark); }
.service-card h3 { margin: 1.4rem 0 .6rem; }
.service-card h3 a { color: inherit; text-decoration: none; }
.service-card h3 a::after { content: ""; position: absolute; inset: 0; z-index: 1; } /* cartão inteiro clicável */
.service-card p { color: var(--text-muted); font-size: .98rem; margin-bottom: 1.6rem; flex: 1; }
.service-card .link-arrow { position: relative; z-index: 2; pointer-events: none; }
.service-card:hover .link-arrow svg { transform: translateX(4px); }

/* Ícone com anel (inspirado no logótipo) */
.ring-icon { position: relative; width: 60px; height: 60px; display: grid; place-items: center; color: var(--primary-color); }
.ring-icon > svg.ri-glyph { width: 26px; height: 26px; position: relative; z-index: 1; transition: color .3s var(--ease), transform .4s var(--ease-out); }
.ring-icon .ri-ring { position: absolute; inset: 0; width: 100%; height: 100%; transition: transform .8s var(--ease-out); }
.ring-icon .ri-ring circle { fill: none; }
.ring-icon .ri-track { stroke: var(--line-color); stroke-width: 1.5; }
.ring-icon .ri-arc { stroke: var(--accent-color); stroke-width: 2.5; stroke-linecap: round; stroke-dasharray: 60 200; }
.ring-icon .ri-pad { fill: var(--surface-color); stroke: var(--accent-color); stroke-width: 2.5; }
.service-card:hover .ri-ring, .value-card:hover .ri-ring, .diff-item:hover .ri-ring { transform: rotate(150deg); }
.service-card:hover .ri-glyph, .value-card:hover .ri-glyph { color: var(--accent-dark); }

/* Cartão em destaque (Eletrónica) */
.service-card--featured { grid-column: span 2; background: var(--secondary-color); border-color: var(--secondary-color); color: var(--dark-text); flex-direction: row; gap: 2rem; align-items: stretch; }
.service-card--featured .sc-body { display: flex; flex-direction: column; flex: 1.1; }
.service-card--featured .sc-media { flex: 1; margin: calc(-1 * clamp(1.6rem, 2.4vw, 2.1rem)); margin-left: 0; position: relative; min-height: 260px; overflow: hidden; }
.service-card--featured .sc-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease-out); }
.service-card--featured:hover .sc-media img { transform: scale(1.04); }
.service-card--featured h3 { color: #fff; }
.service-card--featured p { color: var(--dark-text-muted); }
.service-card--featured .ring-icon { color: #fff; }
.service-card--featured .ri-track { stroke: rgba(255,255,255,.15); }
.service-card--featured .ri-pad { fill: var(--secondary-color); }
.service-card--featured .link-arrow { color: #fff; }
.service-card--featured .link-arrow svg { color: var(--accent-color); }
.service-card--featured .service-card__index { color: rgba(255,255,255,.3); }
.service-card--featured::after { background: var(--secondary-color); }
.tag-featured { display: inline-flex; align-self: flex-start; margin-top: 1.1rem; font: 500 .72rem/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; padding: .45rem .65rem; border: 1px solid rgba(236,122,36,.5); color: var(--accent-light); border-radius: 3px; }

/* Cartões com imagem (página Serviços) */
.service-tile { padding: 0; }
.service-tile .st-media { aspect-ratio: 16 / 9.5; overflow: hidden; background: var(--secondary-color); border-bottom: 1px solid var(--line-color); }
.service-tile .st-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease-out); }
.service-tile:hover .st-media img { transform: scale(1.05); }
.service-tile .st-body { padding: clamp(1.4rem, 2.2vw, 1.9rem); display: flex; flex-direction: column; flex: 1; position: relative; }
.service-tile .ring-icon { position: absolute; top: -32px; left: clamp(1.4rem, 2.2vw, 1.9rem); background: var(--surface-color); border-radius: 50%; width: 62px; height: 62px; }
.service-tile h3 { margin-top: 1.6rem; }
.service-tile .service-card__index { top: auto; right: auto; position: static; display: block; margin-top: .4rem; }
.service-tile .st-group { font: 500 .72rem/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--accent-dark); position: absolute; top: 1.2rem; right: clamp(1.4rem, 2.2vw, 1.9rem); }
.service-tile.service-card--featured { flex-direction: row; padding: 0; }
.service-tile.service-card--featured .st-media { flex: 1.15; aspect-ratio: auto; border: 0; min-height: 320px; }
.service-tile.service-card--featured .st-media img { object-position: 30% center; }
.service-tile.service-card--featured .st-body { flex: 1; padding: clamp(1.8rem, 3vw, 2.6rem); }
.service-tile.service-card--featured .ring-icon { position: relative; top: 0; left: 0; background: transparent; }
.service-tile.service-card--featured .st-group { color: var(--accent-light); }

.filter-bar { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2.2rem; }
.filter-btn {
    min-height: 44px; padding: .55rem 1.1rem; border-radius: 999px; cursor: pointer;
    border: 1px solid var(--line-strong); background: transparent; color: var(--primary-color);
    font: 500 .9rem/1 var(--font-sans); transition: all .25s var(--ease);
}
.filter-btn:hover { border-color: var(--primary-color); }
.filter-btn[aria-pressed="true"] { background: var(--primary-color); border-color: var(--primary-color); color: #fff; }
.filter-btn .count { font-family: var(--font-mono); font-size: .78rem; opacity: .6; margin-left: .35rem; }
.is-filtered-out { display: none !important; }

/* ---------- 11. Diferenciação, processo, valores ---------- */
.diff-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--dark-line); border-left: 1px solid var(--dark-line); }
.diff-item { padding: clamp(1.8rem, 3vw, 2.6rem); border-right: 1px solid var(--dark-line); border-bottom: 1px solid var(--dark-line); position: relative; transition: background-color .4s var(--ease); }
.diff-item:hover { background: rgba(255,255,255,.03); }
.diff-item .ring-icon { color: #fff; margin-bottom: 1.4rem; }
.diff-item .ri-track { stroke: rgba(255,255,255,.14); }
.diff-item .ri-pad { fill: var(--secondary-color); }
.diff-item h3 { color: #fff; margin-bottom: .55rem; }
.diff-item p { color: var(--dark-text-muted); margin: 0; font-size: .98rem; }
.diff-item__num { position: absolute; top: 1.6rem; right: 1.8rem; font: 500 .75rem/1 var(--font-mono); color: rgba(255,255,255,.28); letter-spacing: .1em; }

.process { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; counter-reset: step; position: relative; }
.process::before { /* pista que liga os passos */
    content: ""; position: absolute; top: 27px; left: 28px; right: 12%; height: 2px;
    background: linear-gradient(90deg, var(--accent-color), var(--line-strong));
}
.process li { position: relative; padding-top: 4.6rem; counter-increment: step; }
.process li::before {
    content: counter(step, decimal-leading-zero); position: absolute; top: 0; left: 0;
    width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
    font: 500 .9rem/1 var(--font-mono); color: var(--primary-color);
    background: var(--background-color); border: 2px solid var(--accent-color);
}
.section--white .process li::before { background: #fff; }
.section--alt .process li::before { background: var(--surface-alt); }
.process h3 { margin-bottom: .45rem; }
.process p { color: var(--text-muted); font-size: .97rem; margin: 0; }
.process--6 { grid-template-columns: repeat(6, 1fr); gap: 1rem; }
.process--6 h3 { font-size: 1.05rem; }
.process--6 p { font-size: .9rem; }
.section--dark .process::before { background: linear-gradient(90deg, var(--accent-color), rgba(255,255,255,.15)); }
.section--dark .process li::before { background: var(--secondary-color); color: #fff; }
.section--dark .process p { color: var(--dark-text-muted); }

.mv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.mv-card { position: relative; padding: clamp(2rem, 4vw, 3.2rem); border-radius: var(--radius-lg); background: var(--surface-color); border: 1px solid var(--line-color); overflow: hidden; }
.mv-card--dark { background: var(--secondary-color); border-color: var(--secondary-color); color: var(--dark-text); }
.mv-card--dark h2, .mv-card--dark h3 { color: #fff; }
.mv-card p { font-size: clamp(1.12rem, 1.6vw, 1.35rem); line-height: 1.5; color: var(--text-color); margin: 0; position: relative; z-index: 1; }
.mv-card--dark p { color: var(--dark-text); }
.mv-card h2 { font-size: 1rem; font-family: var(--font-mono); font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--accent-dark); margin-bottom: 1.4rem; }
.mv-card--dark h2 { color: var(--accent-light); }
.mv-card .mv-deco { position: absolute; right: -60px; bottom: -60px; width: 220px; opacity: .55; }

.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.value-card { padding: 1.9rem; background: var(--surface-color); border: 1px solid var(--line-color); border-radius: var(--radius); transition: transform .4s var(--ease-out), box-shadow .4s var(--ease-out); }
.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.value-card .ring-icon { margin-bottom: 1.1rem; }
.value-card h3 { margin-bottom: .4rem; }
.value-card p { margin: 0; color: var(--text-muted); font-size: .97rem; }

.sector-list { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line-color); border: 1px solid var(--line-color); border-radius: var(--radius); overflow: hidden; }
.sector-list li { background: var(--surface-color); padding: 1.7rem 1.5rem; }
.sector-list strong { display: block; color: var(--primary-color); font-size: 1.08rem; margin-bottom: .35rem; }
.sector-list span { color: var(--text-muted); font-size: .94rem; line-height: 1.5; display: block; }

/* ---------- 12. Páginas de serviço ---------- */
.svc-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: clamp(2.5rem, 5vw, 5rem); align-items: start; }
.svc-intro p { color: var(--text-muted); }
.svc-intro p.lead { color: var(--text-color); font-size: clamp(1.12rem, 1.5vw, 1.3rem); line-height: 1.55; }
.capabilities { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line-color); border: 1px solid var(--line-color); border-radius: var(--radius); overflow: hidden; margin: 2rem 0 0; }
.capabilities li { background: var(--surface-color); padding: 1.3rem 1.4rem; display: flex; gap: .9rem; align-items: flex-start; transition: background-color .25s var(--ease); }
.capabilities li:hover { background: #FFFCF8; }
.capabilities .cap-num { font: 500 .75rem/1.9 var(--font-mono); color: var(--accent-dark); flex: none; min-width: 1.6rem; }
.capabilities strong { display: block; color: var(--primary-color); line-height: 1.35; }
.capabilities span { display: block; color: var(--text-muted); font-size: .93rem; line-height: 1.5; margin-top: .25rem; }

.svc-aside { position: sticky; top: calc(var(--header-h-compact) + 1.5rem); display: grid; gap: 1.25rem; }
.aside-card { background: var(--surface-color); border: 1px solid var(--line-color); border-radius: var(--radius); padding: 1.6rem; }
.aside-card h2 { font-size: 1.1rem; margin-bottom: .8rem; }
.aside-card p { font-size: .95rem; color: var(--text-muted); }
.aside-card--dark { background: var(--secondary-color); border-color: var(--secondary-color); color: var(--dark-text); }
.aside-card--dark h2 { color: #fff; }
.aside-card--dark p { color: var(--dark-text-muted); }
.aside-nav { list-style: none; display: grid; }
.aside-nav a { display: flex; justify-content: space-between; align-items: center; gap: .5rem; padding: .62rem 0; border-bottom: 1px solid var(--line-color); color: var(--primary-color); text-decoration: none; font-size: .95rem; font-weight: 500; }
.aside-nav li:last-child a { border-bottom: 0; }
.aside-nav a:hover, .aside-nav a[aria-current="page"] { color: var(--accent-dark); }
.aside-nav a[aria-current="page"]::after { content: ""; width: 8px; height: 8px; border-radius: 50%; border: 2px solid var(--accent-color); }

.chip-list { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; }
.chip-list li { padding: .5rem .85rem; border-radius: 999px; background: var(--surface-color); border: 1px solid var(--line-color); font-size: .92rem; font-weight: 500; color: var(--primary-color); }
.section--dark .chip-list li { background: transparent; border-color: var(--dark-line); color: var(--dark-text); }

.benefits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
.benefit { padding: 1.6rem; border-left: 2px solid var(--accent-color); background: var(--surface-color); border-radius: 0 var(--radius) var(--radius) 0; }
.benefit h3 { font-size: 1.1rem; margin-bottom: .4rem; }
.benefit p { margin: 0; color: var(--text-muted); font-size: .96rem; }

.note { display: flex; gap: 1rem; padding: 1.2rem 1.4rem; border: 1px solid var(--line-color); border-radius: var(--radius); background: var(--surface-color); font-size: .94rem; color: var(--text-muted); margin-top: 2rem; }
.note svg { width: 22px; height: 22px; flex: none; color: var(--accent-dark); margin-top: .1rem; }
.note p { margin: 0; }

.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }

/* ---------- 14. Contactos e formulário ---------- */
.contact-layout { display: grid; grid-template-columns: 380px minmax(0, 1fr); gap: clamp(2rem, 4vw, 4rem); align-items: start; }
.contact-info { display: grid; gap: 1rem; }
.info-card { display: flex; gap: 1rem; padding: 1.3rem 1.4rem; background: var(--surface-color); border: 1px solid var(--line-color); border-radius: var(--radius); }
.info-card .ic { width: 44px; height: 44px; flex: none; border-radius: 50%; display: grid; place-items: center; border: 1.5px solid var(--accent-color); color: var(--accent-dark); }
.info-card .ic svg { width: 20px; height: 20px; }
.info-card h2 { font: 500 .75rem/1.3 var(--font-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--text-muted); margin: .15rem 0 .35rem; }
.info-card p, .info-card address { margin: 0; font-style: normal; color: var(--primary-color); font-weight: 500; line-height: 1.5; word-break: break-word; }
.info-card a { color: var(--primary-color); text-decoration: none; }
.info-card a:hover { color: var(--accent-dark); }

.form-card { background: var(--surface-color); border: 1px solid var(--line-color); border-radius: var(--radius-lg); padding: clamp(1.6rem, 4vw, 3rem); box-shadow: var(--shadow-sm); }
.form-card h2 { margin-bottom: .4rem; }
.form-card > p { color: var(--text-muted); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem 1.25rem; margin-top: 1.8rem; }
.field { display: grid; gap: .45rem; }
.field--full { grid-column: 1 / -1; }
.field label { font-weight: 600; font-size: .93rem; color: var(--primary-color); }
.field label .opt { font-weight: 400; color: var(--text-muted); font-size: .86rem; }
.field label .req { color: var(--accent-dark); }
.field input, .field select, .field textarea {
    width: 100%; font: 400 1rem/1.5 var(--font-sans); color: var(--text-color);
    padding: .85rem 1rem; min-height: 52px; border-radius: var(--radius-sm);
    border: 1.5px solid var(--line-strong); background: #FCFCFB;
    transition: border-color .2s var(--ease), box-shadow .2s var(--ease), background-color .2s;
}
.field textarea { min-height: 170px; resize: vertical; }
.field select { appearance: none; -webkit-appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23333237' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; background-size: 18px; padding-right: 2.8rem; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: #A9A7A1; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent-color); background: #fff; box-shadow: 0 0 0 4px rgba(236,122,36,.18); }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--error-color); background: #FFF8F7; }
.field.is-valid input, .field.is-valid select, .field.is-valid textarea { border-color: #8DB89E; }
.field-error { display: none; align-items: center; gap: .4rem; color: var(--error-color); font-size: .87rem; font-weight: 500; }
.field.has-error .field-error { display: flex; }
.field-hint { font-size: .85rem; color: var(--text-muted); }
.check { display: flex; gap: .8rem; align-items: flex-start; font-size: .94rem; color: var(--text-muted); }
.check input { width: 22px; height: 22px; min-height: 0; flex: none; margin: .1rem 0 0; accent-color: var(--accent-color); cursor: pointer; }
.check label { font-weight: 400; color: var(--text-muted); font-size: .94rem; cursor: pointer; }
.hp-field { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }
.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.5rem; margin-top: .5rem; }
.form-actions small { color: var(--text-muted); font-size: .86rem; }
.form-status { grid-column: 1 / -1; display: none; gap: .8rem; align-items: flex-start; padding: 1rem 1.2rem; border-radius: var(--radius-sm); font-weight: 500; }
.form-status svg { width: 22px; height: 22px; flex: none; }
.form-status.is-success { display: flex; background: #EEF6F1; color: var(--success-color); border: 1px solid #BFDCCB; }
.form-status.is-error { display: flex; background: #FCEFEE; color: var(--error-color); border: 1px solid #F0C4C0; }
.spinner { width: 18px; height: 18px; border: 2px solid rgba(30,30,33,.25); border-top-color: #1E1E21; border-radius: 50%; animation: spin .8s linear infinite; display: none; }
.is-loading .spinner { display: inline-block; }
.is-loading .btn__icon { display: none; }

.map-box { position: relative; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line-color); background: var(--secondary-color); min-height: 380px; display: grid; place-items: center; color: var(--dark-text); text-align: center; }
.map-box iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.map-box__inner { position: relative; z-index: 1; padding: 2rem; max-width: 520px; }
.map-box__inner p { color: var(--dark-text-muted); font-size: .95rem; }
.map-box .blueprint-layer { position: absolute; inset: 0; }

/* ---------- 15. CTA ---------- */
.cta { position: relative; overflow: hidden; background: var(--secondary-color); color: var(--dark-text); border-radius: var(--radius-lg); padding: clamp(2.5rem, 6vw, 5rem); }
.cta .blueprint-layer { position: absolute; inset: 0; mask-image: linear-gradient(90deg, transparent 30%, #000); -webkit-mask-image: linear-gradient(90deg, transparent 30%, #000); }
.cta__inner { position: relative; z-index: 2; display: grid; grid-template-columns: 1.4fr auto; gap: 2rem 3rem; align-items: center; }
.cta h2 { color: #fff; font-size: clamp(2rem, 3.8vw, 3.1rem); margin-bottom: .35em; }
.cta p { color: var(--dark-text-muted); font-size: clamp(1.05rem, 1.4vw, 1.22rem); margin: 0; max-width: 34em; }
.cta__actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.cta__deco { position: absolute; right: -170px; top: -190px; width: 440px; opacity: .3; z-index: 1; pointer-events: none; }

/* ---------- 16. Rodapé ---------- */
.site-footer { background: var(--secondary-color); color: var(--dark-text-muted); padding-top: clamp(4rem, 7vw, 6rem); font-size: .96rem; position: relative; overflow: hidden; }
.site-footer::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: linear-gradient(90deg, var(--accent-color) 0 18%, transparent 18%); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.3fr 1.3fr; gap: 2.5rem; padding-bottom: 3.5rem; }
.footer-brand img { width: 230px; height: auto; margin-bottom: 1.4rem; }
.footer-brand p { max-width: 24em; margin: 0; }
.site-footer h2 { font: 500 .78rem/1.3 var(--font-mono); letter-spacing: .16em; text-transform: uppercase; color: #fff; margin: .4rem 0 1.3rem; }
.footer-links { list-style: none; display: grid; gap: .55rem; }
.site-footer a { color: var(--dark-text-muted); text-decoration: none; transition: color .2s var(--ease); }
.site-footer a:hover { color: var(--accent-light); }
.footer-contact { list-style: none; display: grid; gap: .8rem; }
.footer-contact li { display: flex; gap: .75rem; align-items: flex-start; line-height: 1.5; }
.footer-contact svg { width: 18px; height: 18px; flex: none; color: var(--accent-color); margin-top: .2rem; }
.footer-social { display: flex; gap: .5rem; margin-top: 1.2rem; }
.footer-social a { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--dark-line); display: grid; place-items: center; }
.footer-social a:hover { border-color: var(--accent-color); }
.footer-social svg { width: 18px; height: 18px; }
.footer-bottom { border-top: 1px solid var(--dark-line); padding: 1.6rem 0; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; font-size: .88rem; }
.footer-bottom ul { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem 1.4rem; }
.footer-deco { position: absolute; right: -140px; bottom: -160px; width: 460px; opacity: .25; pointer-events: none; }

.back-to-top {
    position: fixed; right: 1.25rem; bottom: 1.25rem; z-index: 90; width: 50px; height: 50px; border-radius: 50%;
    border: 0; background: var(--primary-color); color: #fff; cursor: pointer; display: grid; place-items: center;
    box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translateY(12px);
    transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s, background-color .2s;
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.back-to-top:hover { background: var(--accent-color); color: #1E1E21; }
.back-to-top svg { width: 22px; height: 22px; position: relative; z-index: 1; }
.back-to-top .progress { position: absolute; inset: -3px; width: calc(100% + 6px); height: calc(100% + 6px); transform: rotate(-90deg); }
.back-to-top .progress circle { fill: none; stroke: var(--accent-color); stroke-width: 2.5; stroke-dasharray: 160; stroke-dashoffset: calc(160 - 160 * var(--p, 0)); }

/* ---------- 17. Páginas legais ---------- */
.legal { max-width: 820px; }
.legal h2 { font-size: clamp(1.35rem, 2vw, 1.6rem); margin-top: 2.6rem; padding-top: 2rem; border-top: 1px solid var(--line-color); }
.legal h2:first-of-type { margin-top: 0; padding-top: 0; border-top: 0; }
.legal h3 { font-size: 1.1rem; margin-top: 1.6rem; }
.legal p, .legal li { color: var(--text-muted); }
.legal ul { padding-left: 1.3rem; margin-bottom: 1.1em; display: grid; gap: .35rem; }
.legal table { width: 100%; border-collapse: collapse; margin: 1rem 0 1.5rem; font-size: .94rem; }
.legal th, .legal td { text-align: left; padding: .75rem .8rem; border-bottom: 1px solid var(--line-color); vertical-align: top; }
.legal th { font-family: var(--font-mono); font-weight: 500; font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; color: var(--primary-color); }
.legal .updated { font: 500 .8rem/1.4 var(--font-mono); letter-spacing: .08em; color: var(--text-muted); text-transform: uppercase; }
.table-wrap { overflow-x: auto; }

/* 404 */
.error-page { min-height: 100vh; display: grid; place-items: center; text-align: center; padding: calc(var(--header-h) + 2rem) 1rem 4rem; }
.error-page .code { font: 500 clamp(5rem, 16vw, 10rem)/1 var(--font-mono); color: #fff; letter-spacing: -.04em; }
.error-page .code span { color: var(--accent-color); }

/* ---------- 18. Animações ---------- */
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes fade { to { opacity: 1; } }
@keyframes pulse-run { 0% { stroke-dashoffset: 420; opacity: 0; } 10% { opacity: 1; } 70% { opacity: 1; } 100% { stroke-dashoffset: 0; opacity: 0; } }
@keyframes cue { 0% { transform: scaleY(0); opacity: 1; } 60% { transform: scaleY(1); opacity: 1; } 100% { transform: scaleY(1); opacity: 0; } }

/* Entradas durante o scroll — só ativas quando o JavaScript está disponível */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); transition-delay: var(--delay, 0s); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.js .reveal--fade { transform: none; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; transition-delay: 0s !important; }
    .js .reveal { opacity: 1; transform: none; }
    .circuit .pulse { display: none; }
    .circuit .draw { stroke-dashoffset: 0; }
    .circuit .fade-in { opacity: 1; }
}