/* ---------------------------------------------------------
   BERNICH LABS - Folha de estilo
   Tema: escuro tecnologico / cyberpunk contido

   Ordem: tokens > base > fundo > header > hero > secoes >
   servicos > cloudflare > processo > projetos > formulario >
   rodape > animacoes > responsivo

   Este arquivo e servido publicamente: nao inclua URLs de
   repositorio, credenciais ou dados internos aqui.
   --------------------------------------------------------- */

/* =========================================================
   TOKENS
   ========================================================= */
:root {
    /* superficies */
    --bg: #05050a;
    --bg-alt: #07070e;
    --surface: rgba(12, 12, 22, 0.55);
    --surface-solid: #0b0b14;
    --border: rgba(255, 255, 255, 0.07);
    --border-strong: rgba(255, 255, 255, 0.12);
    --border-accent: rgba(0, 240, 255, 0.32);

    /* marca */
    --primary: #00f0ff;      /* ciano */
    --secondary: #0072ff;    /* azul */
    --accent: #bc00dd;       /* roxo */

    /* texto - contraste verificado sobre --bg */
    --text: #f0f2f5;         /* 18.5:1 */
    --text-muted: #a8b0bd;   /*  9.1:1 */
    --text-dim: #808a99;     /*  5.4:1 */

    /* estado */
    --ok: #34d399;
    --warn: #fbbf24;
    --fail: #f87171;

    /* tipografia */
    --font-display: 'Orbitron', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-body: 'Space Grotesk', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

    /* escala de espacamento (base 4px) */
    --sp-1: 4px;
    --sp-2: 8px;
    --sp-3: 12px;
    --sp-4: 16px;
    --sp-6: 24px;
    --sp-8: 32px;
    --sp-12: 48px;
    --sp-16: 64px;
    --sp-24: 96px;

    /* forma e movimento */
    --radius: 16px;
    --radius-lg: 22px;
    --radius-pill: 999px;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --t-fast: 180ms var(--ease);
    --t-base: 280ms var(--ease);

    /* camadas */
    --z-bg: 0;
    --z-content: 10;
    --z-header: 50;
}

/* =========================================================
   BASE
   ========================================================= */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    /* header fixo nao cobre o titulo da secao ao pular por ancora */
    scroll-padding-top: 88px;
    -webkit-text-size-adjust: 100%;
}

body {
    min-height: 100dvh;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.65;
    font-weight: 300;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
    font-family: var(--font-display);
    line-height: 1.15;
    font-weight: 700;
    letter-spacing: -0.01em;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
    border-radius: 4px;
}

.skip-link {
    position: absolute;
    top: -100px;
    left: var(--sp-4);
    z-index: 100;
    padding: var(--sp-3) var(--sp-4);
    background: var(--primary);
    color: #001014;
    font-weight: 700;
    border-radius: 0 0 var(--radius) var(--radius);
    transition: top var(--t-fast);
}

.skip-link:focus {
    top: 0;
}

.wrap {
    width: 100%;
    max-width: 1160px;
    margin-inline: auto;
    padding-inline: var(--sp-6);
}

.wrap-narrow {
    max-width: 720px;
}

/* =========================================================
   CAMADAS DE FUNDO
   ========================================================= */
#particle-canvas,
.grid-overlay,
.radial-glow {
    position: fixed;
    inset: 0;
    z-index: var(--z-bg);
    pointer-events: none;
}

.grid-overlay {
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 48px 48px;
    /* a grade some nas bordas para nao competir com o conteudo */
    mask-image: radial-gradient(ellipse 90% 60% at 50% 40%, #000 30%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 90% 60% at 50% 40%, #000 30%, transparent 100%);
}

.radial-glow {
    background: radial-gradient(760px circle at var(--x, 50%) var(--y, 30%),
        rgba(0, 114, 255, 0.10), rgba(188, 0, 221, 0.05) 45%, transparent 75%);
}

/* =========================================================
   HEADER / NAVEGACAO
   ========================================================= */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-header);
    transition: background var(--t-base), border-color var(--t-base), backdrop-filter var(--t-base);
    border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
    background: rgba(5, 5, 10, 0.82);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom-color: var(--border);
}

.nav-inner {
    max-width: 1160px;
    margin-inline: auto;
    padding: var(--sp-4) var(--sp-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-4);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-3);
    flex-shrink: 0;
}

.brand-logo {
    filter: drop-shadow(0 0 8px rgba(0, 240, 255, 0.35));
    transition: transform var(--t-fast);
}

.brand:hover .brand-logo {
    transform: scale(1.08);
}

.brand-name {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 900;
    letter-spacing: 0.14em;
    display: flex;
    gap: 6px;
}

.brand-first {
    color: var(--text);
}

.brand-second {
    background: linear-gradient(135deg, var(--primary), var(--secondary) 55%, var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--sp-8);
    font-size: 0.9rem;
    color: var(--text-muted);
}

.nav-links a {
    position: relative;
    padding: var(--sp-2) 0;
    transition: color var(--t-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    height: 1px;
    width: 0;
    background: var(--primary);
    box-shadow: 0 0 8px var(--primary);
    transition: width var(--t-base);
}

.nav-links a:hover,
.nav-links a.is-current {
    color: var(--text);
}

.nav-links a:hover::after,
.nav-links a.is-current::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
}

/* Seletor de idioma */
.lang-switcher {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-1);
    padding: 4px 6px;
    border-radius: var(--radius-pill);
    background: var(--surface);
    border: 1px solid var(--border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.lang-btn {
    appearance: none;
    background: none;
    border: none;
    border-radius: var(--radius-pill);
    padding: 5px 11px;
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--text-dim);
    cursor: pointer;
    line-height: 1;
    transition: color var(--t-fast), background var(--t-fast);
}

.lang-btn:hover {
    color: var(--text);
}

.lang-btn.is-active {
    color: var(--primary);
    background: rgba(0, 240, 255, 0.09);
    box-shadow: inset 0 0 0 1px rgba(0, 240, 255, 0.22);
    cursor: default;
}

.lang-separator {
    width: 1px;
    height: 11px;
    background: var(--border-strong);
}

/* Botao do menu mobile */
.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 11px;
    background: none;
    border: 1px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    flex-direction: column;
    justify-content: space-between;
}

.nav-toggle-bar {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--text);
    border-radius: 2px;
    transition: transform var(--t-base), opacity var(--t-fast);
}

.nav-toggle.is-open .nav-toggle-bar:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.nav-toggle.is-open .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.is-open .nav-toggle-bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
    position: relative;
    z-index: var(--z-content);
    min-height: 100svh;
    display: flex;
    align-items: center;
    padding-block: var(--sp-24) var(--sp-16);
}

/* Palco reservado para o scroll cinematico numa fase futura */
.hero-inner {
    position: relative;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-6);
}

.hero-title {
    font-size: clamp(2.1rem, 6vw, 4rem);
    max-width: 16ch;
    background: linear-gradient(180deg, #ffffff 30%, #9fb4c4 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-sub {
    font-size: clamp(1rem, 1.6vw, 1.18rem);
    color: var(--text-muted);
    max-width: 58ch;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--sp-3);
    margin-top: var(--sp-2);
}

.hero-chips {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--sp-2);
    margin-top: var(--sp-4);
}

.hero-chips li {
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    padding: 6px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    background: rgba(255, 255, 255, 0.02);
}

.scroll-hint {
    position: absolute;
    bottom: var(--sp-8);
    left: 50%;
    transform: translateX(-50%);
}

.scroll-hint-line {
    display: block;
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, transparent, var(--primary));
    animation: scrollPulse 2.4s var(--ease) infinite;
}

/* =========================================================
   BOTOES
   ========================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-2);
    min-height: 48px;              /* alvo de toque confortavel */
    padding: 0 var(--sp-8);
    border: 1px solid transparent;
    border-radius: var(--radius-pill);
    font-family: var(--font-display);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    cursor: pointer;
    transition: transform var(--t-fast), box-shadow var(--t-base),
                background var(--t-base), border-color var(--t-base);
}

.btn-primary {
    background: linear-gradient(120deg, var(--primary), var(--secondary));
    color: #00131a;
    box-shadow: 0 8px 28px rgba(0, 150, 255, 0.22);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 34px rgba(0, 200, 255, 0.34);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.03);
    border-color: var(--border-strong);
    color: var(--text);
}

.btn-ghost:hover {
    border-color: var(--border-accent);
    background: rgba(0, 240, 255, 0.05);
}

.btn:active {
    transform: translateY(0) scale(0.985);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-block {
    width: 100%;
}

/* =========================================================
   SECOES
   ========================================================= */
.section {
    position: relative;
    z-index: var(--z-content);
    padding-block: var(--sp-24);
}

.section-alt {
    background: linear-gradient(180deg, transparent, var(--bg-alt) 12%, var(--bg-alt) 88%, transparent);
}

.section-head {
    max-width: 640px;
    margin-bottom: var(--sp-16);
}

.section-tag {
    font-family: var(--font-display);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: var(--sp-4);
}

.section-title {
    font-size: clamp(1.7rem, 3.6vw, 2.6rem);
    margin-bottom: var(--sp-4);
}

.section-lead {
    color: var(--text-muted);
    font-size: 1.05rem;
}

/* =========================================================
   SERVICOS - bento grid
   ========================================================= */
.bento {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--sp-4);
}

.card {
    grid-column: span 3;
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
    padding: var(--sp-8);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base);
}

.card-lg {
    grid-column: span 6;
}

.card:hover {
    transform: translateY(-3px);
    border-color: var(--border-accent);
    box-shadow: 0 18px 42px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(0, 240, 255, 0.05);
}

.card-icon {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    background: rgba(0, 240, 255, 0.07);
    border: 1px solid rgba(0, 240, 255, 0.16);
    color: var(--primary);
    margin-bottom: var(--sp-2);
}

.card-icon svg {
    width: 22px;
    height: 22px;
}

.card-title {
    font-size: 1.3rem;
}

.card-text {
    color: var(--text-muted);
    font-size: 0.97rem;
}

.card-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
    margin-top: var(--sp-2);
    font-size: 0.9rem;
    color: var(--text-dim);
}

.card-list li {
    position: relative;
    padding-left: var(--sp-6);
}

.card-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.62em;
    width: 10px;
    height: 1px;
    background: var(--primary);
}

/* =========================================================
   CLOUDFLARE
   ========================================================= */
.cf-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.cf-item {
    padding: var(--sp-8);
    background: var(--bg-alt);
    transition: background var(--t-base);
}

.cf-item:hover {
    background: var(--surface-solid);
}

.cf-item h3 {
    font-size: 1rem;
    margin-bottom: var(--sp-2);
    color: var(--text);
}

.cf-item p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* =========================================================
   PROCESSO
   ========================================================= */
.steps {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--sp-8);
    counter-reset: passo;
}

.step {
    position: relative;
    padding-top: var(--sp-8);
    border-top: 1px solid var(--border);
}

.step-num {
    position: absolute;
    top: var(--sp-3);
    left: 0;
    font-family: var(--font-display);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    color: var(--primary);
}

.step::before {
    /* marcador que percorre o topo da coluna */
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    width: 34px;
    height: 1px;
    background: var(--primary);
    box-shadow: 0 0 10px var(--primary);
}

.step h3 {
    font-size: 1.12rem;
    margin-bottom: var(--sp-2);
}

.step p {
    color: var(--text-muted);
    font-size: 0.93rem;
}

/* =========================================================
   PROJETOS
   ========================================================= */
.work-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: var(--sp-4);
}

/* O card inteiro e um link */
.work-card {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
    padding: var(--sp-8);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--surface);
    transition: border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base);
}

.work-card:hover {
    transform: translateY(-3px);
    border-color: var(--border-accent);
    box-shadow: 0 18px 42px rgba(0, 0, 0, 0.4);
}

.work-tag {
    align-self: flex-start;
    font-family: var(--font-display);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--primary);
    border: 1px solid rgba(0, 240, 255, 0.22);
    background: rgba(0, 240, 255, 0.06);
    padding: 4px 10px;
    border-radius: var(--radius-pill);
}

.work-card h3 {
    font-size: 1.16rem;
}

.work-card p {
    color: var(--text-muted);
    font-size: 0.93rem;
    flex: 1;   /* empurra o link para a base, alinhando entre cards */
}

.work-link {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: 0.84rem;
    font-weight: 500;
    color: var(--primary);
}

.work-arrow {
    transition: transform var(--t-base);
}

.work-card:hover .work-arrow {
    transform: translateX(4px);
}

/* =========================================================
   FORMULARIO
   ========================================================= */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
    padding: var(--sp-8) var(--sp-6);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

/* Nome e e-mail dividem uma linha: encurta o formulario sem apertar os campos */
.field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-4);
}

.field {
    position: relative;        /* ancora do rotulo flutuante */
    display: flex;
    flex-direction: column;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    min-height: 56px;
    /* espaco no topo para o rotulo subir sem cobrir o texto digitado */
    padding: 22px var(--sp-4) 7px;
    font-family: inherit;
    /* Peso explicito: controles de formulario nao herdam font-weight
       da pagina, e cairiam no 400 do navegador - um arquivo de fonte
       inteiro so para eles. O 500 ja e carregado pelo .work-link. */
    font-weight: 500;
    font-size: 1rem;          /* 16px evita o zoom automatico no iOS */
    color: var(--text);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-strong);
    border-radius: 12px;
    transition: border-color var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
}

.field textarea {
    resize: vertical;
    min-height: 104px;
    line-height: 1.55;
}

/* --- Rotulo flutuante ---------------------------------------------
   Comeca dentro do campo e sobe ao foco ou quando ha conteudo. O
   :placeholder-shown so funciona porque os controles tem placeholder=" ". */
.field label {
    position: absolute;
    top: 17px;
    left: calc(var(--sp-4) + 1px);
    font-size: 1rem;
    color: var(--text-dim);
    pointer-events: none;      /* o clique atravessa e cai no campo */
    transform-origin: left top;
    transition: transform var(--t-fast), color var(--t-fast);
}

.field input:not(:placeholder-shown) + label,
.field textarea:not(:placeholder-shown) + label,
.field-select select + label {
    transform: translateY(-10px) scale(0.72);
    color: var(--text-muted);
}

/* Depois das regras acima para vencer no empate de especificidade */
.field input:focus + label,
.field textarea:focus + label,
.field select:focus + label {
    transform: translateY(-10px) scale(0.72);
    color: var(--primary);
}

.field select {
    appearance: none;
    /* seta desenhada em CSS para nao depender de imagem externa */
    background-image: linear-gradient(45deg, transparent 50%, var(--text-muted) 50%),
                      linear-gradient(135deg, var(--text-muted) 50%, transparent 50%);
    background-position: calc(100% - 20px) 50%, calc(100% - 14px) 50%;
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
    padding-right: var(--sp-12);
    cursor: pointer;
}

.field select option {
    background: var(--surface-solid);
    color: var(--text);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    outline: none;
    border-color: var(--border-accent);
    background: rgba(0, 240, 255, 0.03);
    box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.1);
}

.field input.has-error,
.field textarea.has-error {
    border-color: var(--fail);
}

/* Confirmacao discreta de que o campo passou na validacao */
.field input.is-valid,
.field textarea.is-valid {
    border-color: rgba(52, 211, 153, 0.5);
}

.field-error {
    font-size: 0.78rem;
    color: var(--fail);
    min-height: 1.15em;   /* espaco reservado: a mensagem nao empurra o layout */
    margin-top: 5px;
}

/* Dica e contador na mesma linha, abaixo da mensagem */
.field-foot {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--sp-3);
    margin-top: 6px;
}

.field-hint {
    font-size: 0.78rem;
    color: var(--text-dim);
}

.char-count {
    flex-shrink: 0;
    font-size: 0.72rem;
    color: var(--text-dim);
    font-variant-numeric: tabular-nums;  /* nao "dança" a cada tecla */
    transition: color var(--t-fast);
}

.char-count.is-ok {
    color: var(--ok);
}

.turnstile-box {
    min-height: 65px;          /* reserva a altura do widget: evita salto de layout */
}

.turnstile-box:empty {
    min-height: 0;             /* sem site key configurada, nao ocupa espaco */
}

.form-status {
    font-size: 0.9rem;
    text-align: center;
    min-height: 1.4em;
}

.form-status.is-ok { color: var(--ok); }
.form-status.is-warn { color: var(--warn); }
.form-status.is-fail { color: var(--fail); }

/* =========================================================
   PAGINA 404
   ========================================================= */
.page-404 {
    min-height: 100vh;
    display: grid;
    place-items: center;
    text-align: center;
}

.erro-wrap {
    position: relative;
    z-index: var(--z-content);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-4);
    padding: var(--sp-12) var(--sp-6);
    max-width: 620px;
}

.erro-brand {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-3);
    margin-bottom: var(--sp-8);
}

.erro-codigo {
    font-family: var(--font-display);
    font-size: clamp(4rem, 18vw, 8rem);
    font-weight: 900;
    line-height: 1;
    background: linear-gradient(135deg, var(--primary), var(--secondary) 55%, var(--accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.erro-titulo {
    font-family: var(--font-display);
    font-size: clamp(1.3rem, 4vw, 1.9rem);
    color: var(--text);
}

.erro-texto {
    color: var(--text-muted);
    max-width: 46ch;
}

/* A versao em ingles fica um tom abaixo: o padrao do site e pt-BR */
.erro-en {
    font-size: 0.9rem;
    color: var(--text-dim);
}

.erro-acoes {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--sp-3);
    margin-top: var(--sp-6);
}

/* =========================================================
   RODAPE
   ========================================================= */
.site-footer {
    position: relative;
    z-index: var(--z-content);
    border-top: 1px solid var(--border);
    padding-block: var(--sp-8);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--sp-4);
}

.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-3);
    font-size: 0.88rem;
    color: var(--text-muted);
}

.footer-copy {
    font-size: 0.82rem;
    color: var(--text-dim);
}

/* =========================================================
   ANIMACOES
   ========================================================= */
.reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 620ms var(--ease), transform 620ms var(--ease);
    will-change: opacity, transform;
}

.reveal.is-visible {
    opacity: 1;
    transform: none;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.25; transform: scaleY(0.6); transform-origin: top; }
    50%      { opacity: 1;    transform: scaleY(1);   transform-origin: top; }
}

/* =========================================================
   RESPONSIVO
   ========================================================= */
@media (max-width: 900px) {
    .card,
    .card-lg {
        grid-column: span 6;
    }
}

@media (max-width: 768px) {
    :root {
        --sp-24: 72px;
        --sp-16: 48px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        inset: 64px 0 auto 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: var(--sp-4) var(--sp-6) var(--sp-8);
        background: rgba(5, 5, 10, 0.97);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--border);
        /* fechado: recolhido e fora do fluxo de foco */
        transform: translateY(-12px);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--t-base), opacity var(--t-base), visibility var(--t-base);
    }

    .nav-links.is-open {
        transform: none;
        opacity: 1;
        visibility: visible;
    }

    .nav-links a {
        padding: var(--sp-4) 0;
        border-bottom: 1px solid var(--border);
        font-size: 1rem;
    }

    .nav-links a::after {
        display: none;
    }

    .contact-form {
        padding: var(--sp-8) var(--sp-6);
    }

    .steps {
        gap: var(--sp-6);
    }
}

@media (max-width: 560px) {
    /* Nome e e-mail voltam a empilhar quando a linha fica estreita demais */
    .field-row {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: var(--sp-6) var(--sp-4);
    }
}

@media (max-width: 480px) {
    .wrap {
        padding-inline: var(--sp-4);
    }

    .brand-name {
        font-size: 0.78rem;
    }

    .card,
    .cf-item,
    .work-card {
        padding: var(--sp-6);
    }

    .hero-cta {
        width: 100%;
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }
}

/* Respeita quem pediu menos movimento no sistema */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}