/* =============================================================
   Abyss Commerce — main.css
   1. Variáveis
   2. Reset e base
   3. Tipografia e utilitários
   4. Layout
   5. Componentes
   6. Header e navegação
   7. Seções
   8. Rodapé
   ============================================================= */

/* 1. Variáveis ------------------------------------------------ */

:root {
    --bg-primary: #050506;
    --bg-secondary: #0a0a0c;
    --bg-elevated: #101014;
    --bg-panel: rgba(255, 255, 255, 0.02);

    --text-primary: #f4f4f5;
    --text-secondary: #a1a1aa;
    --text-muted: #8a8a94;

    --border-color: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);

    --accent: #7b6cf6;
    --accent-strong: #b3a8ff;
    --accent-soft: rgba(123, 108, 246, 0.14);
    --accent-glow: rgba(123, 108, 246, 0.26);
    --accent-gradient: linear-gradient(100deg, #a99bff 0%, #7b6cf6 46%, #5f81f2 100%);

    --container-width: 1200px;
    --container-padding: 24px;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --radius-btn: 12px;

    --space-2xs: 8px;
    --space-xs: 12px;
    --space-sm: 18px;
    --space-md: 28px;
    --space-lg: 48px;
    --space-xl: 80px;
    --space-2xl: 120px;

    --shadow-soft: 0 20px 60px rgba(0, 0, 0, 0.45);
    --shadow-card: 0 1px 0 rgba(255, 255, 255, 0.04) inset, 0 18px 40px rgba(0, 0, 0, 0.35);

    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Sora', sans-serif;

    --transition-fast: 160ms ease;
    --transition-base: 260ms cubic-bezier(0.22, 0.61, 0.36, 1);

    --header-height: 84px;
}

/* 2. Reset e base --------------------------------------------- */

*,
*::before,
*::after {
    box-sizing: border-box;
}

* {
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 16px);
    -webkit-text-size-adjust: 100%;
}

body {
    background-color: #020204;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.65;
    letter-spacing: -0.005em;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.is-menu-open {
    overflow: hidden;
}

/* Cursor Abyss -------------------------------------------------
   O HTML só recebe .custom-cursor-enabled após o JavaScript confirmar que há
   hover e ponteiro preciso. Assim, falhas de script e telas touch conservam o
   cursor nativo. A ponta do SVG fica em (3px, 3px), o hotspot aplicado no JS. */

.custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    width: 30px;
    height: 30px;
    opacity: 0;
    pointer-events: none;
    transform: translate3d(-100px, -100px, 0);
    transition: opacity 160ms ease;
    will-change: transform, opacity;
}

.custom-cursor__shape {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 2px rgba(151, 135, 255, 0.65))
        drop-shadow(0 0 5px rgba(123, 108, 246, 0.28));
    transform: scale(1);
    transform-origin: 3px 3px;
    transition: filter 190ms ease, transform 100ms ease;
    will-change: filter, transform;
}

.custom-cursor.is-visible {
    opacity: 1;
}

.custom-cursor.is-interactive .custom-cursor__shape {
    filter: brightness(1.16) drop-shadow(0 0 3px rgba(181, 171, 255, 0.9))
        drop-shadow(0 0 9px rgba(123, 108, 246, 0.62));
}

.custom-cursor.is-clicking .custom-cursor__shape {
    filter: brightness(1.28) drop-shadow(0 0 4px rgba(197, 189, 255, 1))
        drop-shadow(0 0 11px rgba(123, 108, 246, 0.76));
    transform: scale(0.94);
}

@media (hover: hover) and (pointer: fine) {
    html.custom-cursor-enabled,
    html.custom-cursor-enabled body {
        cursor: none;
    }

    html.custom-cursor-enabled * {
        cursor: none;
    }

    html.custom-cursor-enabled input:not([type='hidden']),
    html.custom-cursor-enabled textarea,
    html.custom-cursor-enabled select,
    html.custom-cursor-enabled [contenteditable='true'] {
        cursor: auto;
    }
}

img,
svg,
video {
    display: block;
    max-width: 100%;
}

img {
    height: auto;
}

ul,
ol {
    list-style: none;
}

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

button {
    font: inherit;
    color: inherit;
    background: none;
    border: none;
    cursor: pointer;
}

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

::selection {
    background: var(--accent-soft);
    color: var(--text-primary);
}

.skip-link {
    position: absolute;
    top: -100px;
    left: 16px;
    z-index: 200;
    padding: 10px 18px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 16px;
}

/* 3. Tipografia e utilitários --------------------------------- */

h1,
h2,
h3 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.12;
    letter-spacing: -0.03em;
}

h1 {
    font-size: clamp(2.35rem, 5vw, 3.6rem);
}

h2 {
    font-size: clamp(1.9rem, 4vw, 2.9rem);
}

h3 {
    font-size: 1.125rem;
    letter-spacing: -0.015em;
}

p {
    text-wrap: pretty;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: var(--space-sm);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.eyebrow::before {
    content: '';
    width: 24px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent));
}

.text-accent {
    color: var(--accent-strong);
}

/* 4. Layout --------------------------------------------------- */

.container {
    width: 100%;
    max-width: var(--container-width);
    margin-inline: auto;
    padding-inline: var(--container-padding);
}

.section {
    position: relative;
    padding-block: var(--space-2xl);
}

.section + .section {
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.section__header {
    max-width: 720px;
    margin-bottom: var(--space-xl);
}

.section__header--split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-lg);
    align-items: end;
    max-width: none;
}

.section__title {
    margin-bottom: var(--space-sm);
}

.section__text {
    max-width: 62ch;
    color: var(--text-secondary);
    font-size: 1.0625rem;
}

.section__text + .section__text {
    margin-top: var(--space-sm);
}

.section__text--muted {
    color: var(--text-muted);
}

.grid {
    display: grid;
    gap: var(--space-md);
}

.grid--services {
    grid-template-columns: repeat(4, 1fr);
}

.grid--benefits {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg) var(--space-md);
}

/* 4.1 Fundo global
   Camada fixa atrás de todo o conteúdo: gradientes, órbitas, horizonte e a
   rede de partículas (canvas). Fora do hero ela é atenuada por JavaScript
   (is-dimmed) para não competir com a leitura das demais seções. */

.site-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    /* A altura é ancorada na maior viewport possível: com `inset: 0` o elemento
       encolhe e cresce junto com a barra de endereço do navegador móvel, e o
       canvas era esticado até o próximo redimensionamento. */
    height: 100vh;
    height: 100lvh;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
    transition: opacity 500ms ease;
}

.site-backdrop.is-dimmed {
    opacity: 0.5;
}

.site-backdrop__gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(52% 48% at 78% 38%, rgba(84, 74, 190, 0.13), transparent 70%),
        radial-gradient(40% 32% at 52% 99%, rgba(116, 100, 240, 0.14), transparent 74%),
        radial-gradient(120% 100% at 50% -8%, #08080f 0%, #050509 48%, #020204 100%);
}

.site-backdrop__orbits {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    fill: none;
    stroke: rgba(168, 176, 255, 0.06);
    stroke-width: 1;
    transition: opacity 500ms ease;
}

.site-backdrop.is-dimmed .site-backdrop__orbits {
    opacity: 0.25;
}

/* Horizonte fixo: a crista fica rente à borda inferior da tela em toda a
   rolagem, longe da faixa central onde o conteúdo é lido. */
.site-backdrop__horizon {
    position: absolute;
    left: 50%;
    bottom: -150px;
    width: min(1700px, 170%);
    height: 300px;
    transform: translateX(-50%);
}

.site-backdrop__horizon-line {
    position: absolute;
    inset: 0 0 auto;
    height: 640px;
    border-radius: 50%;
    border-top: 1px solid rgba(178, 176, 255, 0.32);
    mask-image: linear-gradient(90deg, transparent, #000 34%, #000 66%, transparent);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 34%, #000 66%, transparent);
}

.site-backdrop__horizon-glow {
    position: absolute;
    left: 50%;
    top: -34px;
    width: min(880px, 66%);
    height: 74px;
    transform: translateX(-50%);
    background: radial-gradient(50% 50% at 50% 50%, rgba(174, 160, 255, 0.5), rgba(120, 108, 240, 0.12) 55%, transparent 76%);
    filter: blur(18px);
}

.site-backdrop__canvas {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
}

/* Protege a leitura: na primeira dobra escurece a coluna do texto; nas demais
   seções vira um véu uniforme. */
.site-backdrop__veil {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(2, 2, 4, 0.78) 0%, rgba(2, 2, 4, 0.34) 26%, rgba(2, 2, 4, 0) 52%),
        radial-gradient(85% 70% at 55% 48%, transparent 58%, rgba(2, 2, 4, 0.5) 100%);
    transition: background 500ms ease;
}

.site-backdrop.is-dimmed .site-backdrop__veil {
    background: rgba(2, 2, 4, 0.42);
}

/* O conteúdo permanece acima do fundo */
.site-header,
.site-footer,
main {
    position: relative;
    z-index: 1;
}

.site-header {
    z-index: 100;
}

/* 5. Componentes ---------------------------------------------- */

.btn {
    --btn-bg: transparent;
    --btn-color: var(--text-primary);
    --btn-border: var(--border-strong);
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 26px;
    background: var(--btn-bg);
    color: var(--btn-color);
    border: 1px solid var(--btn-border);
    border-radius: var(--radius-btn);
    font-size: 0.9375rem;
    font-weight: 400;
    letter-spacing: -0.01em;
    white-space: nowrap;
    cursor: pointer;
    transition: transform var(--transition-fast), background-color var(--transition-base),
        border-color var(--transition-base), box-shadow var(--transition-base), color var(--transition-base);
}

.btn--accent {
    --btn-color: #ffffff;
    --btn-border: transparent;
    background: linear-gradient(135deg, #7f70f8 0%, #5b4ce4 100%);
    box-shadow: 0 12px 30px rgba(91, 76, 228, 0.24);
}

.btn--accent:hover {
    filter: brightness(1.08);
    transform: translateY(-2px);
    box-shadow: 0 16px 38px rgba(91, 76, 228, 0.36);
}

/* CTA do header: contorno no tom da marca, sem preenchimento */
.btn--outline {
    --btn-bg: rgba(123, 108, 246, 0.07);
    --btn-color: var(--text-primary);
    --btn-border: rgba(123, 108, 246, 0.5);
}

.btn--outline:hover {
    background: rgba(123, 108, 246, 0.14);
    border-color: rgba(123, 108, 246, 0.75);
    transform: translateY(-1px);
}

.btn--ghost {
    --btn-bg: rgba(255, 255, 255, 0.02);
    --btn-color: var(--text-primary);
}

.btn--ghost:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--border-strong);
    transform: translateY(-2px);
}

.btn--sm {
    padding: 10px 20px;
    font-size: 0.875rem;
}

.btn--lg {
    padding: 16px 34px;
    font-size: 1rem;
}

.btn--block {
    width: 100%;
}

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

.btn__arrow {
    font-size: 1.05em;
    line-height: 1;
    transition: transform var(--transition-base);
}

.btn:hover .btn__arrow {
    transform: translate(3px, -3px);
}

/* CTA cujo destino ainda não foi configurado */
.btn[data-pending] {
    color: var(--text-muted);
    border-style: dashed;
    cursor: not-allowed;
}

.btn--accent[data-pending] {
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-secondary);
    border-color: var(--border-strong);
    box-shadow: none;
}

.btn[data-pending]:hover {
    transform: none;
    box-shadow: none;
}

.card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-md);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01)),
        rgba(7, 7, 11, 0.72);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-base), border-color var(--transition-base),
        background-color var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--border-strong);
}

.card__title {
    color: var(--text-primary);
}

.card__text {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.brand__mark {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: radial-gradient(120% 120% at 50% 0%, rgba(123, 108, 246, 0.18), transparent 70%);
    transition: border-color var(--transition-base);
}

.brand__mark svg {
    width: 20px;
    height: 20px;
}

.brand__mark-outer {
    fill: none;
    stroke: var(--text-primary);
    stroke-width: 1.5;
    stroke-linejoin: round;
}

.brand__mark-inner {
    fill: var(--accent);
    opacity: 0.85;
}

.brand:hover .brand__mark {
    border-color: var(--border-strong);
}

.brand__text {
    display: flex;
    align-items: baseline;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 0.9375rem;
    text-transform: uppercase;
}

.brand__text strong {
    font-weight: 400;
    letter-spacing: 0.2em;
}

.brand__text span {
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-weight: 400;
    letter-spacing: 0.3em;
}

/* 6. Header e navegação --------------------------------------- */

.site-header {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 100;
    background: rgba(4, 4, 7, 0.72);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    transition: background-color var(--transition-base), border-color var(--transition-base),
        backdrop-filter var(--transition-base);
}

.site-header.is-scrolled {
    background: rgba(4, 4, 7, 0.9);
    border-bottom-color: var(--border-color);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    height: var(--header-height);
}

.site-nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.site-nav__link {
    position: relative;
    padding-block: 4px;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.site-nav__link::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: -10px;
    width: 4px;
    height: 4px;
    margin-left: -2px;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0;
    transform: scale(0.4);
    transition: opacity var(--transition-base), transform var(--transition-base);
}

.site-nav__link:hover,
.site-nav__link.is-active {
    color: var(--text-primary);
}

.site-nav__link:hover::after,
.site-nav__link.is-active::after {
    opacity: 1;
    transform: scale(1);
}

.site-nav__link:hover::after {
    opacity: 0.5;
}

.site-header__actions {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    place-items: center;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.menu-toggle:hover {
    border-color: var(--border-strong);
}

.menu-toggle__bars,
.menu-toggle__bars::before,
.menu-toggle__bars::after {
    display: block;
    width: 18px;
    height: 1.5px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: transform var(--transition-base), opacity var(--transition-fast);
}

.menu-toggle__bars {
    position: relative;
}

.menu-toggle__bars::before,
.menu-toggle__bars::after {
    content: '';
    position: absolute;
    left: 0;
}

.menu-toggle__bars::before {
    top: -6px;
}

.menu-toggle__bars::after {
    top: 6px;
}

.menu-toggle[aria-expanded='true'] .menu-toggle__bars {
    background: transparent;
}

.menu-toggle[aria-expanded='true'] .menu-toggle__bars::before {
    transform: translateY(6px) rotate(45deg);
}

.menu-toggle[aria-expanded='true'] .menu-toggle__bars::after {
    transform: translateY(-6px) rotate(-45deg);
}

.mobile-menu {
    display: none;
    border-top: 1px solid var(--border-color);
    background: rgba(5, 5, 6, 0.96);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
}

.mobile-menu__inner {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    padding-block: var(--space-md) var(--space-lg);
}

.mobile-menu__list {
    display: flex;
    flex-direction: column;
}

.mobile-menu__link {
    display: block;
    padding: 14px 0;
    color: var(--text-secondary);
    font-size: 1.0625rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: color var(--transition-fast), padding-left var(--transition-base);
}

.mobile-menu__link:hover {
    color: var(--text-primary);
    padding-left: 6px;
}

/* 7. Seções --------------------------------------------------- */

/* 7.1 Hero (o fundo global vive na seção 4.1) */

.hero {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 100svh;
    padding-block: calc(var(--header-height) + var(--space-xl)) var(--space-2xl);
}

.hero__inner {
    position: relative;
    z-index: 2;
    width: 100%;
}

.hero__content {
    max-width: 880px;
}

.hero__title {
    margin-bottom: var(--space-md);
    font-size: clamp(2.35rem, 4.5vw, 4.05rem);
    font-weight: 400;
    line-height: 1.02;
    letter-spacing: -0.035em;
}

.hero__title-line {
    display: block;
}

.hero__title-accent {
    color: var(--accent-strong);
}

@supports (-webkit-background-clip: text) or (background-clip: text) {
    .hero__title-accent {
        background: var(--accent-gradient);
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
    }
}

.hero__text {
    max-width: 52ch;
    margin-bottom: var(--space-lg);
    color: #b5b5bf;
    font-size: clamp(1rem, 1.2vw, 1.125rem);
    font-weight: 300;
    line-height: 1.7;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

/* 7.2 Apresentação */

.presentation__inner {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: var(--space-xl);
    align-items: start;
}

.presentation__facts {
    display: grid;
    gap: var(--space-xs);
}

.fact {
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: rgba(9, 9, 13, 0.62);
    transition: border-color var(--transition-base), background-color var(--transition-base);
}

.fact:hover {
    border-color: var(--border-strong);
    background: rgba(255, 255, 255, 0.035);
}

.fact__label {
    display: block;
    margin-bottom: 4px;
    color: var(--accent-strong);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.fact__text {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* 7.3 Serviços */

.services {
    background: linear-gradient(180deg, transparent, rgba(10, 10, 14, 0.5) 50%, transparent);
}

.service-card__icon {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    margin-bottom: var(--space-2xs);
    color: var(--accent-strong);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: rgba(123, 108, 246, 0.08);
    transition: color var(--transition-base), border-color var(--transition-base);
}

.service-card__icon svg {
    width: 20px;
    height: 20px;
}

.service-card:hover .service-card__icon {
    border-color: rgba(123, 108, 246, 0.42);
}

/* 7.4 Diferenciais */

.benefit {
    position: relative;
    padding-top: var(--space-sm);
    border-top: 1px solid var(--border-color);
}

.benefit__marker {
    position: absolute;
    top: -1px;
    left: 0;
    width: 40px;
    height: 1px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.benefit:hover .benefit__marker {
    transform: scaleX(1);
}

.benefit__title {
    margin-bottom: 6px;
    font-size: 1rem;
}

.benefit__text {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* 7.5 Projetos */

.projects__list {
    display: grid;
    gap: var(--space-2xl);
}

.project {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-xl);
    align-items: stretch;
}

/* Em duas colunas a moldura acompanha a altura do bloco de informações, para
   que os dois lados do projeto terminem na mesma linha. */
.project__media {
    display: flex;
}

.project__media > .preview {
    flex: 1;
    min-height: 320px;
}

.project__media > .preview .preview__screen {
    flex: 1;
    aspect-ratio: auto;
}

.project--reversed .project__media {
    order: 2;
}

.project__media {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background:
        linear-gradient(160deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.01)),
        rgba(6, 6, 10, 0.78);
    box-shadow: var(--shadow-soft);
    transition: border-color var(--transition-base), transform var(--transition-base);
}

.project:hover .project__media {
    border-color: var(--border-strong);
    transform: translateY(-4px);
}

.project__image {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

/* Moldura da prévia: janela de navegador que recebe o site ao vivo (iframe),
   uma gravação (video) ou a composição da marca. */

.preview {
    position: relative;
    display: flex;
    flex-direction: column;
    margin: 0;
    background: rgba(6, 6, 10, 0.82);
}

.preview__bar {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.02);
}

.preview__dots {
    display: flex;
    gap: 6px;
}

.preview__dots i {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.14);
}

.preview__dots i:first-child {
    background: rgba(123, 108, 246, 0.55);
}

.preview__label {
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.preview__badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
    padding: 3px 9px;
    border: 1px solid rgba(123, 108, 246, 0.35);
    border-radius: 999px;
    background: rgba(123, 108, 246, 0.1);
    color: var(--accent-strong);
    font-size: 0.625rem;
    font-weight: 400;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.preview__badge-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent-strong);
    box-shadow: 0 0 6px rgba(123, 108, 246, 0.9);
}

.preview__screen {
    /* Razão entre a largura da coluna e a largura virtual da renderização.
       Ajustada por breakpoint em responsive.css. */
    --preview-scale: 0.41;
    position: relative;
    aspect-ratio: var(--preview-ratio, 1.6);
    overflow: hidden;
}

/* O site é renderizado na largura virtual de desktop e reduzido por escala,
   para que a miniatura mostre o layout desktop e não o breakpoint mobile. */
.preview__frame,
.preview__video {
    position: absolute;
    top: 0;
    left: 0;
    width: var(--preview-viewport, 1440px);
    height: var(--preview-height, 900px);
    border: 0;
    transform: scale(var(--preview-scale));
    transform-origin: top left;
    pointer-events: none;
}

.preview__video {
    object-fit: cover;
}

.preview__placeholder {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    padding: var(--space-lg);
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 48px 48px;
}

.preview__mock {
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: min(440px, 86%);
    padding: var(--space-md);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    background: linear-gradient(180deg, rgba(18, 18, 22, 0.92), rgba(10, 10, 12, 0.82));
    box-shadow: var(--shadow-soft);
}

.preview__mock-bar {
    width: 100%;
    height: 10px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(142, 162, 255, 0.55), rgba(255, 255, 255, 0.08));
}

.preview__mock-line {
    width: 72%;
    height: 7px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
}

.preview__mock-line--short {
    width: 45%;
}

.preview__mock-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-top: 4px;
}

.preview__mock-grid i {
    height: 42px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.045);
}

.preview__mock-grid i:nth-child(2) {
    background: linear-gradient(180deg, var(--accent-soft), rgba(255, 255, 255, 0.03));
}

.preview__index {
    position: absolute;
    right: var(--space-md);
    bottom: var(--space-xs);
    color: rgba(255, 255, 255, 0.07);
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-family: var(--font-display);
    font-weight: 400;
    letter-spacing: -0.05em;
    line-height: 1;
}

/* Integra a prévia à paleta da página sem esconder o conteúdo */
.preview__overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background:
        radial-gradient(120% 100% at 50% 0%, transparent 55%, rgba(3, 3, 6, 0.5) 100%),
        /* Dissolve o corte do site na base da moldura */
        linear-gradient(180deg, rgba(123, 108, 246, 0.05) 0%, transparent 35%, transparent 68%, rgba(3, 3, 6, 0.78) 100%);
    transition: opacity var(--transition-base);
}

.project:hover .preview__overlay {
    opacity: 0.65;
}

.project__meta {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-bottom: var(--space-sm);
    font-size: 0.75rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.project__index {
    color: var(--accent-strong);
    font-family: var(--font-display);
    font-weight: 400;
}

.project__category {
    position: relative;
    padding-left: var(--space-xs);
    color: var(--text-muted);
}

.project__category::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 1px;
    height: 12px;
    background: var(--border-strong);
    transform: translateY(-50%);
}

.project__title {
    margin-bottom: var(--space-xs);
    font-size: clamp(1.6rem, 3vw, 2.25rem);
    font-weight: 400;
    letter-spacing: -0.03em;
    line-height: 1.15;
}

.project__description {
    max-width: 52ch;
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

.project__tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: var(--space-md);
}

.project__tech li {
    padding: 6px 14px;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: var(--bg-panel);
    color: var(--text-secondary);
    font-size: 0.8125rem;
}

/* 7.6 Processo */

.process {
    background: linear-gradient(180deg, transparent, rgba(10, 10, 14, 0.5) 60%, transparent);
}

.timeline {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-md);
}

.timeline__item {
    position: relative;
    padding-top: var(--space-lg);
}

.timeline__item::before {
    content: '';
    position: absolute;
    top: 12px;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, var(--border-strong), rgba(255, 255, 255, 0.02));
}

.timeline__item:last-child::before {
    background: linear-gradient(90deg, var(--border-strong), transparent);
}

.timeline__marker {
    position: absolute;
    top: 8px;
    left: 0;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 1px solid var(--accent);
    box-shadow: 0 0 0 4px rgba(123, 108, 246, 0.10);
}

.timeline__step {
    display: block;
    margin-bottom: var(--space-2xs);
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-weight: 400;
    letter-spacing: 0.14em;
}

.timeline__title {
    margin-bottom: 6px;
    font-size: 1.0625rem;
}

.timeline__text {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* 7.7 Tecnologias */

.tech-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    border-top: 1px solid var(--border-color);
    border-left: 1px solid var(--border-color);
}

.tech-list__item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--space-md);
    border-right: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-base);
}

.tech-list__item {
    background: rgba(7, 7, 11, 0.5);
}

.tech-list__item:hover {
    background: rgba(255, 255, 255, 0.035);
}

.tech-list__name {
    font-size: 1.0625rem;
    font-weight: 400;
}

.tech-list__note {
    color: var(--text-muted);
    font-size: 0.8125rem;
    letter-spacing: 0.04em;
}

/* 7.8 Sobre */

.about__inner {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: var(--space-xl);
    align-items: start;
}

/* 7.8.1 Biografia do fundador */

.founder-bio {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border-color);
}

.founder-bio__eyebrow {
    margin-bottom: var(--space-xs);
}

.founder-bio__name {
    font-size: 1.375rem;
    font-weight: 400;
    letter-spacing: -0.02em;
}

.founder-bio__role {
    margin-bottom: var(--space-sm);
    color: var(--accent-strong);
    font-size: 0.9375rem;
}

/* 7.8.2 Identidade digital do fundador */

.founder-card {
    position: relative;
    z-index: 1;
}

.founder-card__frame {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 5;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background:
        radial-gradient(90% 70% at 70% 12%, rgba(123, 108, 246, 0.14), transparent 68%),
        linear-gradient(180deg, rgba(12, 12, 18, 0.9), rgba(5, 5, 9, 0.96));
    box-shadow: var(--shadow-soft);
    transition: border-color var(--transition-base), box-shadow var(--transition-base),
        transform var(--transition-base);
}

.founder-card:hover .founder-card__frame {
    transform: translateY(-3px);
    border-color: rgba(123, 108, 246, 0.4);
    box-shadow: 0 26px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(123, 108, 246, 0.12);
}

/* Malha técnica discreta atrás da fotografia */
.founder-card__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
    background-size: 46px 46px;
    mask-image: radial-gradient(80% 70% at 50% 20%, #000, transparent 78%);
    -webkit-mask-image: radial-gradient(80% 70% at 50% 20%, #000, transparent 78%);
}

.founder-card__photo {
    position: absolute;
    inset: 0;
    display: block;
}

.founder-card__photo img {
    width: 100%;
    height: 100%;
    /* Enquadra rosto e tronco: a fotografia é horizontal e o card, vertical. */
    object-fit: cover;
    object-position: 56% 15%;
    /* O fundo preto da foto se dissolve no card em vez de terminar em borda. */
    mask-image:
        linear-gradient(180deg, transparent 0%, #000 12%, #000 62%, transparent 96%),
        linear-gradient(90deg, transparent 0%, #000 14%, #000 88%, transparent 100%);
    -webkit-mask-image:
        linear-gradient(180deg, transparent 0%, #000 12%, #000 62%, transparent 96%),
        linear-gradient(90deg, transparent 0%, #000 14%, #000 88%, transparent 100%);
    mask-composite: intersect;
    -webkit-mask-composite: source-in;
    transition: filter var(--transition-base), transform var(--transition-base);
}

.founder-card:hover .founder-card__photo img {
    filter: brightness(1.06);
}

/* Vinheta que costura a fotografia à paleta do card */
.founder-card__fade {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(75% 55% at 55% 30%, transparent 40%, rgba(5, 5, 9, 0.55) 100%),
        linear-gradient(180deg, rgba(5, 5, 9, 0.5) 0%, transparent 22%, transparent 45%, rgba(4, 4, 8, 0.92) 82%);
}

.founder-card__top {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    left: var(--space-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xs);
    color: var(--text-muted);
    font-size: 0.625rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
}

.founder-card__tag {
    padding: 3px 9px;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: rgba(8, 8, 12, 0.55);
}

.founder-card__index {
    color: rgba(255, 255, 255, 0.28);
}

.founder-card__info {
    position: absolute;
    right: var(--space-md);
    bottom: var(--space-md);
    left: var(--space-md);
}

.founder-card__status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: var(--space-sm);
    padding: 4px 11px;
    border: 1px solid rgba(123, 108, 246, 0.3);
    border-radius: 999px;
    background: rgba(123, 108, 246, 0.1);
    color: var(--accent-strong);
    font-size: 0.625rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.founder-card__status-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--accent-strong);
    box-shadow: 0 0 7px rgba(123, 108, 246, 0.9);
}

.founder-card__name {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: -0.015em;
}

.founder-card__role {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.founder-card__brand {
    margin-top: 2px;
    color: var(--text-muted);
    font-size: 0.6875rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
}

.founder-card__specs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs) var(--space-md);
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--border-color);
}

.founder-card__specs dt {
    color: var(--text-muted);
    font-size: 0.5625rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.founder-card__specs dd {
    margin-top: 3px;
    color: var(--text-secondary);
    font-size: 0.75rem;
}

/* 7.9 Contato */

.contact {
    position: relative;
    overflow: hidden;
}

.contact__backdrop {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(60% 80% at 50% 100%, var(--accent-glow), transparent 70%),
        linear-gradient(180deg, transparent, rgba(9, 9, 13, 0.35));
    opacity: 0.9;
    pointer-events: none;
}

.contact__inner {
    position: relative;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-xl);
    align-items: center;
}

.contact__title {
    max-width: 16ch;
}

.contact__actions {
    margin-top: var(--space-lg);
}

.contact__panel {
    padding: var(--space-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    background: rgba(8, 8, 12, 0.78);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-soft);
}

.contact__panel-label {
    margin-bottom: var(--space-sm);
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.contact__panel-text {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.contact__form-title {
    margin-bottom: 6px;
    font-size: 1.5rem;
    font-weight: 400;
    letter-spacing: -0.025em;
}

.contact-form {
    margin-top: var(--space-md);
}

.contact-form__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-sm);
}

.contact-form__field {
    display: grid;
    gap: 7px;
}

.contact-form__field--full {
    grid-column: 1 / -1;
}

.contact-form__field label {
    color: var(--text-secondary);
    font-size: 0.6875rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.contact__panel-label:not(.contact__form-label),
.contact__panel-note {
    display: none;
}

.contact__panel .contact__channels {
    display: none;
}

.contact-form__optional {
    color: var(--text-muted);
    font-size: 0.625rem;
    letter-spacing: 0.06em;
}

.contact-form__field input,
.contact-form__field select,
.contact-form__field textarea {
    width: 100%;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: rgba(3, 3, 6, 0.7);
    color: var(--text-primary);
    font: inherit;
    font-size: 0.875rem;
    line-height: 1.55;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}

.contact-form__field input,
.contact-form__field select {
    min-height: 46px;
    padding: 10px 12px;
}

.contact-form__field textarea {
    min-height: 146px;
    padding: 12px;
    resize: vertical;
}

.contact-form__field select {
    appearance: auto;
}

.contact-form__field input::placeholder,
.contact-form__field textarea::placeholder {
    color: var(--text-muted);
    opacity: 1;
}

.contact-form__field input:focus,
.contact-form__field select:focus,
.contact-form__field textarea:focus {
    outline: none;
    border-color: rgba(139, 123, 255, 0.9);
    background: rgba(8, 7, 16, 0.88);
    box-shadow: 0 0 0 3px rgba(123, 108, 246, 0.13), 0 0 15px rgba(123, 108, 246, 0.1);
}

.contact-form__field input.is-invalid,
.contact-form__field select.is-invalid,
.contact-form__field textarea.is-invalid {
    border-color: rgba(255, 140, 154, 0.9);
}

.contact-form__count {
    justify-self: end;
    color: var(--text-muted);
    font-size: 0.6875rem;
}

.contact-form__submit {
    margin-top: var(--space-md);
}

.contact-form__submit:disabled {
    cursor: wait;
    opacity: 0.72;
}

.contact-form__privacy {
    margin-top: var(--space-xs);
    color: var(--text-muted);
    font-size: 0.75rem;
    line-height: 1.55;
}

.contact-form__status {
    min-height: 1.6em;
    margin-top: var(--space-xs);
    font-size: 0.8125rem;
    line-height: 1.55;
}

.contact-form__status.is-success {
    color: #b6efcf;
}

.contact-form__status.is-error {
    color: #ffb5c0;
}

.contact-form__honeypot {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
}

.contact__direct {
    display: grid;
    gap: 2px;
    margin-top: var(--space-md);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.8125rem;
}

.contact__preview {
    display: grid;
    gap: 12px;
    margin-block: var(--space-md);
}

.contact__preview span {
    display: block;
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.02);
}

.contact__preview-area {
    height: 88px !important;
}

.contact__panel-note {
    margin-top: var(--space-md);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.8125rem;
}

.contact__channels {
    display: grid;
    gap: var(--space-sm);
}

.contact__channels li {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border-color);
}

.contact__channels li:last-child {
    padding-bottom: 0;
    border-bottom: none;
}

.contact__channel-label {
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.contact__channel-link {
    color: var(--text-primary);
    font-size: 1.0625rem;
    transition: color var(--transition-fast);
}

.contact__channel-link:hover {
    color: var(--accent-strong);
}

/* 8. Rodapé --------------------------------------------------- */

.site-footer {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-md);
    /* Sem fundo próprio: o rodapé é a continuação da mesma camada de fundo
       que atravessa a página, separado apenas por uma linha discreta. */
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    background: transparent;
}

.site-footer__inner {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-lg);
    padding-bottom: var(--space-lg);
}

.site-footer__tagline {
    margin-top: var(--space-xs);
    color: var(--text-muted);
    font-size: 0.9375rem;
}

.site-footer__nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.site-footer__nav a {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.site-footer__nav a:hover {
    color: var(--text-primary);
}

.site-footer__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.8125rem;
}