/* ==========================================================================
   Kaio Porto — Portfólio
   Paleta da marca: #1E1D1D (grafite) · #6632FF (roxo) · #EAEAEA (claro)
   O ângulo de 9.65° (tan ≈ 0.17) vem do logotipo e é o motivo visual do site.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --brand-dark: #1E1D1D;
  --brand-purple: #6632FF;
  --brand-light: #EAEAEA;

  --font-sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --slant: -9.65deg;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --container: 1320px;
  --gutter: clamp(16px, 4vw, 48px);
  --section-y: clamp(96px, 13vw, 168px);
  --header-h: 72px;

  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --ease-in-out: cubic-bezier(.65, 0, .35, 1);

  color-scheme: dark;
  --bg: #1E1D1D;
  --bg-sunken: #181717;
  --surface: #242323;
  --surface-2: #2B2A2A;
  --line: rgba(234, 234, 234, .09);
  --line-strong: rgba(234, 234, 234, .18);
  --text: #EAEAEA;
  --muted: #A6A3A3;
  --faint: #7A7777;
  --accent: #6632FF;
  --accent-ink: #9B7DFF;
  --accent-soft: rgba(102, 50, 255, .14);
  --on-accent: #FFFFFF;
  --logo-text: #EAEAEA;
  --logo-accent: #6632FF;
  --grid-line: rgba(234, 234, 234, .075);
  --grid-line-hot: rgba(143, 107, 255, .55);
  --shadow: 0 1px 0 rgba(255, 255, 255, .04) inset, 0 24px 60px -24px rgba(0, 0, 0, .6);
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #F2F2F1;
  --bg-sunken: #EAEAEA;
  --surface: #FFFFFF;
  --surface-2: #F6F6F5;
  --line: rgba(30, 29, 29, .09);
  --line-strong: rgba(30, 29, 29, .18);
  --text: #1E1D1D;
  --muted: #5B5858;
  --faint: #8A8686;
  --accent-ink: #5524F0;
  --accent-soft: rgba(102, 50, 255, .09);
  --logo-text: #1E1D1D;
  --grid-line: rgba(30, 29, 29, .08);
  --grid-line-hot: rgba(102, 50, 255, .5);
  --shadow: 0 1px 2px rgba(30, 29, 29, .04), 0 24px 60px -28px rgba(30, 29, 29, .22);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  transition: background-color .4s ease, color .4s ease;
}
img, svg, canvas { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; padding: 0; }
h1, h2, h3, h4 { font-weight: 600; line-height: 1.05; letter-spacing: -.035em; text-wrap: balance; }
p { text-wrap: pretty; }
::selection { background: var(--accent); color: var(--on-accent); }

:focus-visible { outline: 2px solid var(--accent-ink); outline-offset: 3px; border-radius: 6px; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.mono { font-family: var(--font-mono); }

.skip-link {
  position: fixed; top: 12px; left: 12px; z-index: 200;
  padding: 10px 16px; border-radius: var(--radius-sm);
  background: var(--accent); color: var(--on-accent); font-weight: 500;
  transform: translateY(-160%); transition: transform .25s var(--ease-out);
}
.skip-link:focus { transform: none; }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); }
.section + .section { border-top: 1px solid var(--line); }

.grid-12 { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(16px, 2.4vw, 32px); }

/* ---------- Tipografia de seção ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-mono); font-size: 13px; font-weight: 500;
  letter-spacing: .04em; text-transform: uppercase; color: var(--muted);
}
.eyebrow::before {
  content: ""; width: 10px; height: 14px; flex: none;
  background: var(--accent); transform: skewX(var(--slant)); border-radius: 1px;
}
.eyebrow b { color: var(--text); font-weight: 500; }

.section-title {
  margin-top: 20px;
  font-size: clamp(2.25rem, 4.8vw, 4.25rem);
}
.section-title .dim { color: var(--faint); }

/* ---------- Botões ---------- */
.btn {
  --btn-bg: transparent; --btn-fg: var(--text); --btn-bd: var(--line-strong);
  position: relative; isolation: isolate; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 52px; padding: 0 24px; border-radius: 999px;
  background: var(--btn-bg); color: var(--btn-fg); border: 1px solid var(--btn-bd);
  font-size: 15px; font-weight: 500; letter-spacing: -.005em; white-space: nowrap;
  transition: color .35s var(--ease-out), border-color .35s var(--ease-out), transform .2s ease;
}
.btn::before {
  content: ""; position: absolute; inset: -2px -20%; z-index: -1;
  background: var(--accent);
  transform: translateX(-105%) skewX(var(--slant));
  transition: transform .5s var(--ease-out);
}
.btn:hover::before { transform: translateX(0) skewX(var(--slant)); }
.btn:hover { color: var(--on-accent); border-color: var(--accent); }
.btn:active { transform: scale(.98); }
.btn .icon { width: 18px; height: 18px; transition: transform .35s var(--ease-out); }
.btn:hover .icon-diag { transform: translate(2px, -2px); }
.btn:hover .icon-down { transform: translateY(2px); }
.btn:hover .icon-next { transform: translateX(3px); }

.btn-primary { --btn-bg: var(--accent); --btn-fg: var(--on-accent); --btn-bd: var(--accent); }
.btn-primary::before { background: var(--text); }
.btn-primary:hover { color: var(--bg); border-color: var(--text); }
.btn-sm { height: 40px; padding: 0 18px; font-size: 14px; }

/* ---------- Ícones ---------- */
.icon { width: 20px; height: 20px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

.icon-btn {
  display: inline-grid; place-items: center;
  width: 44px; height: 44px; border-radius: 999px;
  border: 1px solid var(--line); color: var(--text);
  transition: border-color .25s ease, background-color .25s ease;
}
.icon-btn:hover { border-color: var(--line-strong); background: var(--surface); }

/* ---------- Logo ---------- */
.logo-fill { fill: var(--logo-accent); transition: fill .3s ease; }
.logo-name { fill: var(--logo-text); transition: fill .3s ease; }
.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand-mark { width: 22px; height: 30px; transition: transform .5s var(--ease-out); }
.brand:hover .brand-mark { transform: skewX(var(--slant)); }

/* ==========================================================================
   Intro (terminal) — exibida uma vez por sessão
   ========================================================================== */
.intro { display: none; }
.has-intro .intro {
  position: fixed; inset: 0; z-index: 300;
  display: grid; place-items: center; padding: var(--gutter);
  background: var(--bg-sunken);
  transition: opacity .6s var(--ease-out), visibility .6s;
}
.has-intro body { overflow: hidden; }
.intro.is-done { opacity: 0; visibility: hidden; }
.terminal {
  width: min(460px, 100%);
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  background: var(--surface); box-shadow: var(--shadow);
  font-family: var(--font-mono); font-size: 14px; overflow: hidden;
  transform: translateY(8px); opacity: 0; animation: rise .6s var(--ease-out) .1s forwards;
}
.terminal-bar { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--line); color: var(--faint); font-size: 12px; }
.terminal-bar .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--line-strong); }
.terminal-bar .path { margin-left: auto; }
.terminal-body { padding: 18px 18px 22px; display: grid; gap: 6px; }
.terminal-line { opacity: 0; animation: fade .01s linear forwards; }
.terminal-line:nth-child(1) { animation-delay: .35s; }
.terminal-line:nth-child(2) { animation-delay: .8s; }
.terminal-line:nth-child(3) { animation-delay: 1.3s; }
.terminal .accent { color: var(--accent-ink); }
.terminal .muted { color: var(--faint); }
.caret { display: inline-block; width: 8px; height: 16px; background: var(--accent); animation: blink 1s steps(1) infinite; }
.intro-skip {
  position: absolute; right: var(--gutter); bottom: var(--gutter);
  font-family: var(--font-mono); font-size: 13px; color: var(--muted);
  padding: 8px 12px; border-radius: 8px;
}
.intro-skip:hover { color: var(--text); }

@keyframes rise { to { transform: none; opacity: 1; } }
@keyframes fade { to { opacity: 1; } }
@keyframes blink { 50% { opacity: 0; } }

/* ==========================================================================
   Header
   ========================================================================== */
.header {
  position: fixed; inset: 0 0 auto; z-index: 100;
  height: var(--header-h);
  transition: transform .45s var(--ease-out), background-color .3s ease, border-color .3s ease;
  border-bottom: 1px solid transparent;
}
.header.is-scrolled {
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  -webkit-backdrop-filter: saturate(160%) blur(16px);
  backdrop-filter: saturate(160%) blur(16px);
  border-bottom-color: var(--line);
}
.header.is-hidden { transform: translateY(-100%); }
.nav { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  position: relative; display: inline-flex; align-items: baseline; gap: 6px;
  padding: 8px 14px; border-radius: 999px;
  font-size: 14.5px; color: var(--muted);
  transition: color .2s ease, background-color .2s ease;
}
.nav-links a span { font-family: var(--font-mono); font-size: 11px; color: var(--faint); }
.nav-links a:hover, .nav-links a.is-active { color: var(--text); }
.nav-links a.is-active { background: var(--surface); }
.nav-links a.is-active span { color: var(--accent-ink); }
.nav-actions { display: flex; align-items: center; gap: 8px; }

/* Seletor de idioma PT / EN */
.lang-switch {
  position: relative; display: inline-flex; align-items: center;
  height: 44px; padding: 4px; border-radius: 999px;
  border: 1px solid var(--line);
}
.lang-switch a {
  display: inline-grid; place-items: center;
  min-width: 36px; height: 34px; padding: 0 10px; border-radius: 999px;
  font-family: var(--font-mono); font-size: 12px; font-weight: 500; letter-spacing: .04em;
  color: var(--faint);
  transition: color .2s ease, background-color .2s ease;
}
.lang-switch a:hover { color: var(--text); }
.lang-switch a[aria-current="true"] { background: var(--surface-2); color: var(--text); pointer-events: none; }

.theme-icon-light { display: none; }
:root[data-theme="light"] .theme-icon-dark { display: none; }
:root[data-theme="light"] .theme-icon-light { display: block; }

.menu-btn { display: none; }

/* ---------- Menu mobile ---------- */
.menu {
  position: fixed; inset: 0; z-index: 150;
  display: flex; flex-direction: column;
  padding: 0 var(--gutter) calc(24px + env(safe-area-inset-bottom));
  background: var(--bg);
  clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
  visibility: hidden;
  transition: clip-path .6s var(--ease-in-out), visibility 0s .6s;
}
.menu.is-open { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); visibility: visible; transition: clip-path .6s var(--ease-in-out), visibility 0s; }
.menu-top { height: var(--header-h); display: flex; align-items: center; justify-content: space-between; }
.menu-links { flex: 1; display: flex; flex-direction: column; justify-content: center; gap: 4px; }
.menu-links a {
  display: flex; align-items: baseline; gap: 16px;
  padding: 10px 0; border-bottom: 1px solid var(--line);
  font-size: clamp(2rem, 9vw, 3rem); font-weight: 600; letter-spacing: -.04em; line-height: 1.1;
  opacity: 0; transform: translateY(16px);
  transition: opacity .5s var(--ease-out), transform .5s var(--ease-out), color .2s ease;
}
.menu-links a span { font-family: var(--font-mono); font-size: 13px; font-weight: 400; letter-spacing: 0; color: var(--accent-ink); }
.menu-links a:hover { color: var(--accent-ink); }
.menu.is-open .menu-links a { opacity: 1; transform: none; }
.menu.is-open .menu-links a:nth-child(1) { transition-delay: .18s; }
.menu.is-open .menu-links a:nth-child(2) { transition-delay: .22s; }
.menu.is-open .menu-links a:nth-child(3) { transition-delay: .26s; }
.menu.is-open .menu-links a:nth-child(4) { transition-delay: .30s; }
.menu.is-open .menu-links a:nth-child(5) { transition-delay: .34s; }
.menu.is-open .menu-links a:nth-child(6) { transition-delay: .38s; }
.menu-foot { display: flex; flex-wrap: wrap; gap: 8px 20px; padding-top: 24px; font-family: var(--font-mono); font-size: 13px; color: var(--muted); }
.menu-foot a:hover { color: var(--text); }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative; isolation: isolate;
  min-height: 100svh;
  display: flex; flex-direction: column;
  padding-top: var(--header-h);
  overflow: hidden;
}
.hero-canvas { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; }
.hero-vignette {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(60% 50% at 18% 40%, var(--accent-soft), transparent 70%),
    radial-gradient(120% 80% at 50% 50%, transparent 40%, var(--bg) 100%),
    linear-gradient(to bottom, transparent 70%, var(--bg));
}
.hero-inner { flex: 1; display: flex; flex-direction: column; justify-content: center; padding-block: clamp(40px, 8vh, 96px); }

.hero-meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 24px;
  font-family: var(--font-mono); font-size: 13px; color: var(--muted);
  margin-bottom: clamp(28px, 5vh, 48px);
}
.hero-meta .sep { width: 32px; height: 1px; background: var(--line-strong); }

.hero-logo { margin: 0; line-height: 0; width: min(100%, 880px); }
.hero-logo-svg { width: 100%; height: auto; overflow: visible; }

.hero-what {
  margin-top: clamp(32px, 6vh, 56px);
  font-size: clamp(1.6rem, 3.6vw, 3rem); font-weight: 500; letter-spacing: -.035em; line-height: 1.12;
  color: var(--muted);
}
.rotator { display: inline-flex; align-items: center; color: var(--text); white-space: nowrap; }
.rotator .cursor {
  display: inline-block; width: .09em; height: .95em; margin-left: .08em;
  background: var(--accent); transform: skewX(var(--slant));
  animation: blink 1s steps(1) infinite;
}
.hero-sub { margin-top: 14px; max-width: 36ch; font-size: clamp(1.05rem, 1.4vw, 1.25rem); color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: clamp(28px, 5vh, 44px); }

.hero-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding-bottom: 20px;
  font-family: var(--font-mono); font-size: 12px; color: var(--faint);
}
.scroll-down {
  display: inline-grid; place-items: center; width: 44px; height: 44px;
  border: 1px solid var(--line-strong); border-radius: 999px; color: var(--text);
  transition: border-color .25s ease, background-color .25s ease;
}
.scroll-down:hover { border-color: var(--accent); background: var(--accent); color: var(--on-accent); }
.scroll-down .icon { animation: nudge 2.4s var(--ease-in-out) infinite; }
@keyframes nudge { 0%, 100% { transform: translateY(-2px); } 50% { transform: translateY(3px); } }

/* Entrada da capa */
.js .hero [data-hero] { opacity: 0; transform: translateY(18px); }
.js .is-ready .hero [data-hero] { opacity: 1; transform: none; transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); }
.js .is-ready .hero [data-hero="2"] { transition-delay: .12s; }
.js .is-ready .hero [data-hero="3"] { transition-delay: .24s; }
.js .is-ready .hero [data-hero="4"] { transition-delay: .36s; }
.js .is-ready .hero [data-hero="5"] { transition-delay: .48s; }
.js .hero .hero-logo[data-hero] { transform: none; clip-path: polygon(0 0, 0 0, -12% 100%, -12% 100%); }
.js .is-ready .hero .hero-logo[data-hero] { clip-path: polygon(0 0, 112% 0, 100% 100%, -12% 100%); transition: opacity .3s ease, clip-path 1.2s var(--ease-out); }

/* ---------- Faixa de tecnologias ---------- */
.ticker {
  position: relative;
  border-block: 1px solid var(--line);
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.ticker-track { display: flex; width: max-content; animation: marquee 38s linear infinite; }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-track li {
  display: inline-flex; align-items: center; gap: 28px;
  padding: 20px 0 20px 28px;
  font-size: clamp(1rem, 1.6vw, 1.25rem); font-weight: 500; letter-spacing: -.02em; color: var(--muted);
  white-space: nowrap;
}
.ticker-track li::after {
  content: ""; width: 7px; height: 11px; background: var(--accent);
  transform: skewX(var(--slant)); border-radius: 1px; opacity: .9;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ==========================================================================
   01 Sobre
   ========================================================================== */
.about-aside { grid-column: 1 / span 5; }
.about-main { grid-column: 7 / span 6; padding-top: 44px; }
.about-lead { font-size: clamp(1.3rem, 2vw, 1.7rem); line-height: 1.4; letter-spacing: -.02em; color: var(--text); }
.about-text { margin-top: 24px; color: var(--muted); max-width: 60ch; }
.about-main .btn { margin-top: 40px; }

/* ==========================================================================
   02 Competências
   ========================================================================== */
/* Painéis em tela cheia, presos ao topo (sticky). Cada novo painel sobe por
   cima do anterior; o de baixo recua um pouco (--p vai de 0 a 1, via JS). */
.skills { position: relative; background: var(--bg-sunken); }
.skills + .section { border-top: 1px solid var(--line); }
.skill-panel {
  --p: 0;
  position: sticky; top: 0;
  min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center;
  overflow: hidden; isolation: isolate;
  background: var(--bg);
  border-top: 1px solid var(--line);
  transform-origin: 50% 0;
  transform: scale(calc(1 - var(--p) * .06));
  border-radius: calc(var(--p) * 32px);
  will-change: transform;
}
.skill-panel + .skill-panel {
  border-radius: clamp(20px, 3vw, 36px) clamp(20px, 3vw, 36px) 0 0;
  box-shadow: 0 -40px 80px -40px rgba(0, 0, 0, .55);
}
.skill-panel:not(.is-intro):not(:last-child) { border-bottom-left-radius: calc(var(--p) * 32px); border-bottom-right-radius: calc(var(--p) * 32px); }
/* Escurece o painel que está sendo coberto */
.skill-panel::after {
  content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: #000; opacity: calc(var(--p) * .5);
}
.skill-panel.is-accent { background: var(--accent); color: #fff; border-top-color: transparent; }

.skill-grid {
  position: absolute; inset: -10%; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  transform: skewX(var(--slant));
  -webkit-mask-image: radial-gradient(ellipse 70% 65% at 50% 50%, #000 25%, transparent 80%);
  mask-image: radial-gradient(ellipse 70% 65% at 50% 50%, #000 25%, transparent 80%);
}
.skill-panel.is-accent .skill-grid {
  background-image:
    linear-gradient(rgba(255,255,255,.13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.13) 1px, transparent 1px);
}

.skill-content { position: relative; z-index: 1; padding-block: clamp(96px, 14vh, 140px); }
.skill-eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-mono); font-size: 14px; color: var(--accent-ink);
}
.skill-eyebrow::before { content: ""; width: 10px; height: 14px; background: currentColor; transform: skewX(var(--slant)); border-radius: 1px; }
.skill-panel.is-accent .skill-eyebrow { color: rgba(255,255,255,.8); }

.skill-title {
  margin-top: 20px; max-width: 13ch;
  font-size: clamp(2.75rem, 8vw, 7.25rem); font-weight: 700; line-height: .95; letter-spacing: -.055em;
}
.skill-hint {
  display: inline-flex; align-items: center; gap: 10px; margin-top: 40px;
  font-family: var(--font-mono); font-size: 14px; color: var(--muted);
}
.skill-hint .icon { width: 18px; height: 18px; color: var(--accent-ink); animation: nudge 2.2s var(--ease-in-out) infinite; }

.skill-items { display: flex; flex-wrap: wrap; gap: 10px; margin-top: clamp(32px, 5vh, 48px); max-width: 760px; }
.skill-items li {
  padding: 10px 18px; border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: 16px; font-weight: 500; line-height: 1.3;
  background: color-mix(in srgb, var(--bg) 60%, transparent);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
}
.skill-panel.is-accent .skill-items li { border-color: rgba(255,255,255,.45); background: rgba(255,255,255,.06); }

/* Número grande decorativo, inclinado no ângulo do logotipo */
.skill-index {
  position: absolute; right: var(--gutter); top: 50%; z-index: 0;
  transform: translateY(-50%) skewX(var(--slant));
  font-size: clamp(10rem, 30vw, 28rem); font-weight: 800; line-height: .8; letter-spacing: -.08em;
  color: transparent; -webkit-text-stroke: 1px var(--line-strong);
  pointer-events: none; user-select: none;
}
.skill-panel.is-accent .skill-index { -webkit-text-stroke-color: rgba(255,255,255,.3); }
.skill-count {
  position: absolute; right: var(--gutter); bottom: 32px; z-index: 1;
  font-family: var(--font-mono); font-size: 14px; color: var(--faint);
}
.skill-panel.is-accent .skill-count { color: rgba(255,255,255,.75); }

/* ==========================================================================
   03 Processo
   ========================================================================== */
.process-head { margin-bottom: clamp(40px, 6vw, 72px); }
.process-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line-strong); counter-reset: step; }
.process-step {
  position: relative; padding: 28px clamp(16px, 2vw, 28px) 8px 0;
}
.process-step + .process-step { padding-left: clamp(16px, 2vw, 28px); border-left: 1px solid var(--line); }
.process-step::before {
  content: ""; position: absolute; top: -1px; left: 0; height: 2px; width: 100%;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform .7s var(--ease-out);
}
.process-step:hover::before, .process-step.is-visible::before { transform: scaleX(1); }
.process-step.is-visible:nth-child(2)::before { transition-delay: .15s; }
.process-step.is-visible:nth-child(3)::before { transition-delay: .3s; }
.process-step.is-visible:nth-child(4)::before { transition-delay: .45s; }
.process-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; font-family: var(--font-mono); font-size: 13px; }
.process-num { color: var(--accent-ink); }
.process-label { padding: 3px 10px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.process-title { margin-top: 56px; font-size: clamp(1.5rem, 2.2vw, 2rem); }
.process-desc { margin-top: 14px; color: var(--muted); font-size: 16px; }

/* ==========================================================================
   04 Projetos
   ========================================================================== */
.work-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: clamp(40px, 6vw, 72px); }
.work-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(16px, 2vw, 24px); }
.work-card { position: relative; }
.work-card.is-featured { grid-column: 1 / -1; }

.work-link { display: flex; flex-direction: column; gap: 18px; height: 100%; border-radius: var(--radius-lg); }
.work-frame {
  position: relative; overflow: hidden;
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  background: var(--surface);
  transition: border-color .35s ease, box-shadow .5s var(--ease-out);
}
.work-chrome { display: flex; align-items: center; gap: 6px; height: 36px; padding: 0 14px; border-bottom: 1px solid var(--line); background: var(--surface-2); }
.work-chrome i { width: 9px; height: 9px; border-radius: 50%; background: var(--line-strong); }
.work-chrome span { margin-left: 10px; font-family: var(--font-mono); font-size: 11px; color: var(--faint); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.work-shot { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--bg-sunken); }
.work-shot img { width: 100%; height: 100%; object-fit: cover; object-position: top center; transition: transform 1.1s var(--ease-out); }
.work-shot::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(30, 29, 29, .35), transparent 45%);
  opacity: 0; transition: opacity .4s ease;
}

.work-info { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; padding: 0 4px; }
.work-index { font-family: var(--font-mono); font-size: 13px; color: var(--faint); margin-bottom: 6px; display: block; }
.work-name { display: block; font-size: clamp(1.25rem, 1.8vw, 1.6rem); font-weight: 600; letter-spacing: -.03em; line-height: 1.2; }
.work-type { display: block; margin-top: 4px; font-size: 15px; color: var(--muted); }
.work-arrow {
  display: inline-grid; place-items: center; flex: none;
  width: 48px; height: 48px; border-radius: 999px;
  border: 1px solid var(--line-strong);
  transition: background-color .35s ease, border-color .35s ease, color .35s ease, transform .5s var(--ease-out);
}

.work-link:hover .work-frame { border-color: var(--line-strong); box-shadow: var(--shadow); }
.work-link:hover .work-shot img { transform: scale(1.035); }
.work-link:hover .work-shot::after { opacity: 1; }
.work-link:hover .work-arrow { background: var(--accent); border-color: var(--accent); color: var(--on-accent); transform: rotate(45deg); }
.work-link:hover .work-arrow .icon { transform: rotate(-45deg); }
.work-arrow .icon { transition: transform .5s var(--ease-out); }

/* Destaque: imagem + texto lado a lado */
.work-card.is-featured .work-link { display: grid; grid-template-columns: minmax(0, 2.1fr) minmax(0, 1fr); align-items: end; gap: clamp(20px, 3vw, 40px); }
.work-card.is-featured .work-info { flex-direction: column; align-items: flex-start; gap: 28px; padding-bottom: 8px; }
.work-card.is-featured .work-name { font-size: clamp(2rem, 3.6vw, 3.25rem); letter-spacing: -.04em; }
.work-card.is-featured .work-type { font-size: 17px; max-width: 26ch; margin-top: 10px; }

/* ==========================================================================
   05 Contato
   ========================================================================== */
.contact-aside { grid-column: 1 / span 5; }
.contact-main { grid-column: 7 / span 6; padding-top: 44px; }
.contact-text { margin-top: 24px; color: var(--muted); max-width: 46ch; }
.contact-note { margin-top: 32px; font-family: var(--font-mono); font-size: 13px; color: var(--faint); }

.channels { border-top: 1px solid var(--line-strong); }
.channels li { border-bottom: 1px solid var(--line-strong); }
.channels a {
  position: relative; isolation: isolate; overflow: hidden;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 26px 8px;
  transition: color .35s var(--ease-out), padding .45s var(--ease-out);
}
.channels a::before {
  content: ""; position: absolute; inset: 0 -12%; z-index: -1; background: var(--accent);
  transform: translateY(101%); transition: transform .45s var(--ease-out);
}
.channels a:hover::before, .channels a:focus-visible::before { transform: none; }
.channels a:hover, .channels a:focus-visible { color: var(--on-accent); padding-inline: 20px; }
.ch-left { display: flex; align-items: baseline; gap: 18px; }
.ch-num { font-family: var(--font-mono); font-size: 12px; color: var(--faint); transition: color .35s ease; }
.ch-label { font-size: clamp(1.35rem, 2.2vw, 1.9rem); font-weight: 600; letter-spacing: -.03em; line-height: 1.2; }
.ch-right { display: flex; align-items: center; gap: 14px; min-width: 0; color: var(--muted); font-family: var(--font-mono); font-size: 14px; transition: color .35s ease; }
.ch-right .handle { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ch-right .icon { transition: transform .45s var(--ease-out); }
.channels a:hover .ch-num, .channels a:hover .ch-right,
.channels a:focus-visible .ch-num, .channels a:focus-visible .ch-right { color: rgba(255,255,255,.85); }
.channels a:hover .ch-right .icon { transform: translate(3px, -3px); }

/* ---------- Banner final ---------- */
.banner { padding-bottom: clamp(48px, 7vw, 104px); }
.banner-box {
  position: relative; isolation: isolate; overflow: hidden;
  padding: clamp(48px, 9vw, 128px) clamp(24px, 6vw, 88px);
  border-radius: clamp(20px, 3vw, 36px);
  background: var(--accent); color: #fff;
}
.banner-box::before {
  content: ""; position: absolute; inset: -30%; z-index: -1;
  background-image:
    linear-gradient(rgba(255,255,255,.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.12) 1px, transparent 1px);
  background-size: 56px 56px;
  transform: skewX(var(--slant));
  -webkit-mask-image: radial-gradient(60% 70% at 85% 30%, #000, transparent 75%);
  mask-image: radial-gradient(60% 70% at 85% 30%, #000, transparent 75%);
}
.banner-box::after {
  content: ""; position: absolute; right: -6%; bottom: -30%; z-index: -1;
  width: clamp(220px, 34vw, 520px); aspect-ratio: 297 / 404;
  background: rgba(255,255,255,.08);
  -webkit-mask: url("../img/favicon.svg") center / contain no-repeat;
  mask: url("../img/favicon.svg") center / contain no-repeat;
}
.banner-title { font-size: clamp(2.75rem, 9vw, 8.5rem); font-weight: 600; letter-spacing: -.055em; line-height: .95; }
.banner-title span { color: var(--brand-dark); white-space: nowrap; }
.banner-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: clamp(32px, 5vw, 56px); }
.banner-box .btn { --btn-bg: #fff; --btn-fg: var(--brand-dark); --btn-bd: #fff; }
.banner-box .btn::before { background: var(--brand-dark); }
.banner-box .btn:hover { color: #fff; border-color: var(--brand-dark); }
.banner-box .btn.btn-ghost { --btn-bg: transparent; --btn-fg: #fff; --btn-bd: rgba(255,255,255,.45); }

/* ==========================================================================
   Página de projetos (projetos.html)
   ========================================================================== */
.page-hero {
  position: relative; isolation: isolate; overflow: hidden;
  padding-top: calc(var(--header-h) + clamp(40px, 7vw, 88px));
  padding-bottom: clamp(48px, 7vw, 88px);
  border-bottom: 1px solid var(--line);
}
.page-hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(50% 70% at 12% 30%, var(--accent-soft), transparent 70%);
}
.page-hero-grid {
  position: absolute; inset: -20%; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  transform: skewX(var(--slant));
  -webkit-mask-image: radial-gradient(60% 70% at 80% 40%, #000, transparent 75%);
  mask-image: radial-gradient(60% 70% at 80% 40%, #000, transparent 75%);
}
.back-link {
  display: flex; width: fit-content; align-items: center; gap: 8px;
  margin-bottom: clamp(32px, 5vw, 56px);
  font-family: var(--font-mono); font-size: 13px; color: var(--muted);
  transition: color .2s ease;
}
.back-link .icon { width: 16px; height: 16px; transition: transform .35s var(--ease-out); }
.back-link:hover { color: var(--text); }
.back-link:hover .icon { transform: translateX(-3px); }
.page-title { margin-top: 20px; font-size: clamp(3rem, 10vw, 9rem); font-weight: 700; line-height: .92; letter-spacing: -.06em; }
.page-title .dim { color: var(--faint); }
.page-hero-foot {
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px 32px;
  margin-top: clamp(28px, 4vw, 48px);
}
.page-lead { max-width: 36ch; font-size: clamp(1.05rem, 1.4vw, 1.25rem); color: var(--muted); }
.page-count { font-size: 13px; color: var(--faint); }
.page-count span { color: var(--accent-ink); }

/* Filtros */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: clamp(40px, 6vw, 72px); }
.filter {
  display: inline-flex; align-items: center; gap: 10px;
  height: 44px; padding: 0 18px; border-radius: 999px;
  border: 1px solid var(--line-strong); color: var(--muted);
  font-size: 15px; font-weight: 500;
  transition: color .25s ease, background-color .25s ease, border-color .25s ease;
}
.filter span { font-family: var(--font-mono); font-size: 12px; color: var(--faint); transition: color .25s ease; }
.filter:hover { color: var(--text); border-color: var(--text); }
.filter[aria-pressed="true"] { background: var(--text); border-color: var(--text); color: var(--bg); }
.filter[aria-pressed="true"] span { color: var(--accent-ink); }
:root[data-theme="light"] .filter[aria-pressed="true"] span { color: #B9A3FF; }

/* Linhas de projeto: imagem e texto alternando de lado */
.project-rows { display: grid; gap: clamp(56px, 9vw, 120px); }
.project-row.is-hidden { display: none; }
.project-row.is-entering { animation: rowIn .7s var(--ease-out) both; }
@keyframes rowIn { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }

.project-link { display: grid; grid-template-columns: minmax(0, 1.75fr) minmax(0, 1fr); align-items: center; gap: clamp(24px, 4vw, 64px); }
.project-row:nth-child(even of :not(.is-hidden)) .project-link { grid-template-columns: minmax(0, 1fr) minmax(0, 1.75fr); }
.project-row:nth-child(even of :not(.is-hidden)) .work-frame { order: 2; }
.project-info { display: flex; flex-direction: column; align-items: flex-start; }
.project-index { font-size: 13px; color: var(--accent-ink); }
.project-name { margin-top: 20px; font-size: clamp(2.25rem, 4.4vw, 4rem); font-weight: 700; letter-spacing: -.05em; line-height: .98; }
.project-type { margin-top: 14px; max-width: 30ch; font-size: 17px; color: var(--muted); }
.project-tag {
  margin-top: 24px; padding: 4px 12px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface);
  font-size: 12px; color: var(--muted);
}
.project-cta {
  display: inline-flex; align-items: center; gap: 14px;
  margin-top: clamp(28px, 4vw, 48px);
  font-size: 15px; font-weight: 500;
}
.projects-more { margin-top: clamp(72px, 10vw, 136px); }

/* ==========================================================================
   Footer
   ========================================================================== */
.footer { border-top: 1px solid var(--line); }
.footer-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 16px 24px;
  padding-block: 28px calc(28px + env(safe-area-inset-bottom));
  font-size: 13px; color: var(--faint);
}
.footer-left { display: flex; align-items: center; gap: 16px; }
.footer .brand-mark { width: 16px; height: 22px; }
.to-top { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); }
.to-top:hover { color: var(--text); }
.to-top .icon { width: 16px; height: 16px; }

/* ==========================================================================
   Revelação ao rolar (só com JS ativo)
   ========================================================================== */
.js [data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); }
.js [data-reveal].is-visible { opacity: 1; transform: none; }
.js [data-reveal-delay="1"] { transition-delay: .08s; }
.js [data-reveal-delay="2"] { transition-delay: .16s; }
.js [data-reveal-delay="3"] { transition-delay: .24s; }

/* ==========================================================================
   Responsivo
   ========================================================================== */
@media (max-width: 1080px) {
  .nav-links { display: none; }
  .menu-btn { display: inline-grid; }
  .nav-actions .btn { display: none; }

  .about-aside, .about-main, .contact-aside, .contact-main { grid-column: 1 / -1; }
  .about-main, .contact-main { padding-top: 32px; }

  .skill-index { opacity: .6; }

  .project-link,
  .project-row:nth-child(even of :not(.is-hidden)) .project-link { grid-template-columns: 1fr; }
  .project-row:nth-child(even of :not(.is-hidden)) .work-frame { order: 0; }
  .project-info { display: grid; grid-template-columns: 1fr auto; column-gap: 16px; align-items: start; }
  .project-info > * { grid-column: 1; }
  .project-index { grid-row: 1; }
  .project-cta { grid-column: 2; grid-row: 1 / span 4; margin-top: 0; align-self: center; }
  .project-cta-label { display: none; }
  .project-name { margin-top: 12px; }
  .project-tag { justify-self: start; margin-top: 16px; }

  .process-list { grid-template-columns: 1fr 1fr; }
  .process-step:nth-child(3) { padding-left: 0; border-left: 0; }
  .process-step:nth-child(n+3) { border-top: 1px solid var(--line); margin-top: 24px; }
  .process-title { margin-top: 36px; }

  .work-card.is-featured .work-link { grid-template-columns: 1fr; }
  .work-card.is-featured .work-info { flex-direction: row; align-items: flex-start; gap: 16px; }
  .work-grid { grid-template-columns: 1fr 1fr; }
  .work-card:last-child:nth-child(even) { grid-column: 1 / -1; }

}

@media (max-width: 680px) {
  body { font-size: 16px; }
  :root { --header-h: 64px; }

  .hero-meta .sep, .hero-meta .hide-sm { display: none; }
  .hero-actions .btn { flex: 1 1 auto; }

  .skill-index { top: auto; bottom: 56px; transform: skewX(var(--slant)); font-size: 9rem; }
  .skill-items li { padding: 8px 14px; font-size: 15px; }

  .process-list { grid-template-columns: 1fr; border-top: 0; }
  .process-step, .process-step + .process-step { padding: 24px 0 28px; border-left: 0; border-top: 1px solid var(--line-strong); margin-top: 0; }
  .process-title { margin-top: 24px; }

  .work-grid { grid-template-columns: 1fr; }
  .work-chrome { height: 30px; }
  .work-arrow { width: 44px; height: 44px; }

  .channels a { padding: 22px 4px; }
  .channels a:hover, .channels a:focus-visible { padding-inline: 12px; }
  .ch-left { gap: 12px; }
  .ch-right .handle { display: none; }

  .banner-actions .btn { flex: 1 1 auto; }

  .nav-actions { gap: 6px; }
  .lang-switch { height: 40px; padding: 3px; }
  .lang-switch a { min-width: 32px; height: 32px; padding: 0 8px; }
  .nav-actions .icon-btn { width: 40px; height: 40px; }
  .footer-inner { font-size: 12px; }
  .footer-left { gap: 12px; }
}

@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; }
  .ticker-track { animation: none; flex-wrap: wrap; width: auto; }
}