/* ==========================================================================
   Guilherme Borborema — Portfólio
   Design system: tokens → base → layout → componentes → seções → utilitários
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  /* Cores */
  --bg: #07080c;
  --bg-elevated: #0d0f16;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-hover: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);

  --text: #eef0f6;
  --text-muted: #9aa0b4;
  --text-subtle: #62687c;

  --accent: #c8ff4d;          /* lima elétrico */
  --accent-ink: #0b0d05;      /* texto sobre o acento */
  --accent-2: #5ee6ff;        /* ciano */
  --accent-3: #8b7bff;        /* violeta */
  --gradient: linear-gradient(100deg, var(--accent) 0%, var(--accent-2) 55%, var(--accent-3) 100%);

  /* Tipografia */
  --font-display: "Outfit", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
  --fs-xl: clamp(2rem, 1.4rem + 2.6vw, 3.25rem);
  --fs-hero: clamp(2.75rem, 1.6rem + 5.4vw, 5.75rem);

  /* Espaçamento */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --section-gap: clamp(5rem, 3rem + 8vw, 9rem);

  /* Formas e efeitos */
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --blur: 18px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.6), 0 2px 6px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 30px 80px -20px rgba(0, 0, 0, 0.75);
  --glow: 0 0 0 1px rgba(200, 255, 77, 0.35), 0 10px 40px -8px rgba(200, 255, 77, 0.45);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur: 0.5s;

  --container: 1200px;
  --gutter: clamp(1rem, 0.5rem + 2.5vw, 2rem);
  --nav-h: 72px;
}

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

* {
  margin: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 1rem);
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

ul {
  list-style: none;
  padding: 0;
}

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.08;
  letter-spacing: -0.02em;
  font-weight: 700;
}

::selection {
  background: var(--accent);
  color: var(--accent-ink);
}

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

.skip-link {
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 200;
  padding: var(--space-2) var(--space-4);
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
  border-radius: var(--radius-sm);
  transform: translateY(-200%);
  transition: transform 0.3s var(--ease);
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: 100%;
  max-width: calc(var(--container) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- Fundo decorativo ---------- */
.backdrop {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
  will-change: transform;
}

.orb--1 {
  width: 46vmax;
  height: 46vmax;
  top: -18vmax;
  left: -12vmax;
  background: radial-gradient(circle, rgba(139, 123, 255, 0.55), transparent 65%);
  animation: drift-1 22s ease-in-out infinite alternate;
}

.orb--2 {
  width: 40vmax;
  height: 40vmax;
  top: 10vmax;
  right: -16vmax;
  background: radial-gradient(circle, rgba(94, 230, 255, 0.35), transparent 65%);
  animation: drift-2 26s ease-in-out infinite alternate;
}

.orb--3 {
  width: 32vmax;
  height: 32vmax;
  bottom: -14vmax;
  left: 30vw;
  background: radial-gradient(circle, rgba(200, 255, 77, 0.22), transparent 65%);
  animation: drift-3 30s ease-in-out infinite alternate;
}

.grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
}

.grain {
  position: absolute;
  inset: -50%;
  opacity: 0.06;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

@keyframes drift-1 {
  to { transform: translate(8vw, 6vh) scale(1.1); }
}
@keyframes drift-2 {
  to { transform: translate(-10vw, 10vh) scale(0.92); }
}
@keyframes drift-3 {
  to { transform: translate(-12vw, -8vh) scale(1.15); }
}

/* ---------- Glass ---------- */
.glass {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.015)),
    var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(var(--blur)) saturate(140%);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(140%);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

/* Brilho que segue o mouse (variáveis definidas via JS) */
.spotlight {
  position: relative;
  isolation: isolate;
}

.spotlight::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background: radial-gradient(
    420px circle at var(--mx, 50%) var(--my, -20%),
    rgba(200, 255, 77, 0.09),
    transparent 45%
  );
  opacity: 0;
  transition: opacity 0.4s var(--ease);
}

.spotlight::after {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: 1;
  border-radius: inherit;
  padding: 1px;
  background: radial-gradient(
    300px circle at var(--mx, 50%) var(--my, -20%),
    rgba(200, 255, 77, 0.55),
    transparent 50%
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
  opacity: 0;
  transition: opacity 0.4s var(--ease);
  pointer-events: none;
}

.spotlight:hover::before,
.spotlight:hover::after {
  opacity: 1;
}

/* ---------- Tipografia utilitária ---------- */
.gradient-text {
  background: var(--gradient);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shine 8s linear infinite;
}

@keyframes shine {
  to { background-position: 200% center; }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.status-dot {
  position: relative;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.status-dot::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--accent);
  animation: ping 2s var(--ease) infinite;
}

@keyframes ping {
  75%, 100% { transform: scale(2.6); opacity: 0; }
}

/* ---------- Botões ---------- */
.btn {
  --btn-pad-y: 0.85rem;
  --btn-pad-x: 1.4rem;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--btn-pad-y) var(--btn-pad-x);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: 0.01em;
  border-radius: var(--radius-pill);
  transition:
    transform 0.35s var(--ease-spring),
    box-shadow 0.35s var(--ease),
    background-color 0.3s var(--ease),
    border-color 0.3s var(--ease);
  white-space: nowrap;
  will-change: transform;
}

.btn:active {
  transform: scale(0.96) !important;
}

.btn--sm { --btn-pad-y: 0.6rem; --btn-pad-x: 1.1rem; }
.btn--lg { --btn-pad-y: 1.05rem; --btn-pad-x: 1.8rem; font-size: var(--fs-base); }

.btn--primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 6px 24px -8px rgba(200, 255, 77, 0.55);
}

.btn--primary:hover {
  box-shadow: var(--glow);
}

.btn--glass {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.btn--glass:hover {
  background: var(--surface-hover);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn__icon {
  width: 1.1em;
  height: 1.1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.35s var(--ease-spring);
}

.btn:hover .btn__icon {
  transform: translateY(2px);
}

.btn--glass:hover .btn__icon,
.cta .btn:hover .btn__icon {
  transform: rotate(-8deg) scale(1.1);
}

/* ---------- Navegação ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background-color 0.4s var(--ease), border-color 0.4s var(--ease), backdrop-filter 0.4s;
  border-bottom: 1px solid transparent;
}

.nav.is-scrolled {
  background: rgba(7, 8, 12, 0.65);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border-bottom-color: var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.nav__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: 600;
}

.nav__logo-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  font-size: var(--fs-sm);
  font-weight: 800;
  color: var(--accent-ink);
  background: var(--gradient);
  border-radius: 12px;
  transition: transform 0.5s var(--ease-spring);
}

.nav__logo:hover .nav__logo-mark {
  transform: rotate(-10deg) scale(1.06);
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-left: auto;
}

.nav__links {
  display: flex;
  gap: var(--space-1);
}

.nav__link {
  position: relative;
  display: block;
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-pill);
  transition: color 0.3s var(--ease), background-color 0.3s var(--ease);
}

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

.nav__link.is-active {
  background: var(--surface-hover);
}

/* Seletor de idioma */
.nav__lang {
  display: inline-flex;
  flex-shrink: 0;
  gap: 2px;
  padding: 3px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
}

.nav__lang-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 32px;
  padding-inline: var(--space-3);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  border-radius: var(--radius-pill);
  transition: color 0.3s var(--ease), background-color 0.3s var(--ease);
}

.nav__lang-link:hover {
  color: var(--text);
}

.nav__lang-link.is-active {
  color: var(--accent-ink);
  background: var(--accent);
}

.nav__toggle {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
}

.nav__toggle span {
  position: absolute;
  left: 12px;
  right: 12px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.4s var(--ease), top 0.4s var(--ease);
}

.nav__toggle span:first-child { top: 17px; }
.nav__toggle span:last-child { top: 25px; }

.nav__toggle[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  grid-template-areas:
    "content visual"
    "stats   stats";
  align-items: center;
  gap: var(--space-8) var(--space-7);
  min-height: 100svh;
  padding-top: calc(var(--nav-h) + var(--space-8));
  padding-bottom: var(--space-8);
}

.hero__content { grid-area: content; }
.hero__visual { grid-area: visual; }
.stats { grid-area: stats; }

.hero > * {
  min-width: 0;
}

.hero__title {
  margin-top: var(--space-5);
  font-size: var(--fs-hero);
  font-weight: 800;
  letter-spacing: -0.035em;
}

.hero__hello {
  display: block;
  margin-bottom: var(--space-2);
  font-size: 0.38em;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text-muted);
}

.hero__title .gradient-text {
  display: inline-block;
  padding-bottom: 0.08em;
}

.hero__lead {
  max-width: 34rem;
  margin-top: var(--space-5);
  font-size: var(--fs-md);
  color: var(--text-muted);
}

.hero__lead strong {
  color: var(--text);
  font-weight: 600;
}

.hero__lead em {
  font-style: normal;
  color: var(--text);
  background: linear-gradient(transparent 62%, rgba(200, 255, 77, 0.22) 62%);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

/* Cartão de código */
.hero__visual {
  position: relative;
  perspective: 1200px;
}

.code-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transform-style: preserve-3d;
  transition: transform 0.6s var(--ease);
}

.code-card__bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
}

.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.dot--r { background: #ff5f57; }
.dot--y { background: #febc2e; }
.dot--g { background: #28c840; }

.code-card__file {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-subtle);
}

.code-card__body {
  padding: var(--space-6) var(--space-5) var(--space-8);
  font-family: var(--font-mono);
  font-size: clamp(0.78rem, 0.7rem + 0.3vw, 0.92rem);
  line-height: 1.85;
  color: var(--text-muted);
  overflow-x: auto;
}

.tk-k { color: #c792ea; }
.tk-v { color: var(--text); }
.tk-p { color: var(--accent-2); }
.tk-s { color: var(--accent); }
.tk-n { color: #ffb86b; }
.tk-f { color: #82aaff; }

.caret {
  display: inline-block;
  width: 0.55em;
  height: 1.15em;
  margin-left: 2px;
  vertical-align: text-bottom;
  background: var(--accent);
  animation: blink 1.1s steps(1) infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.float-chip {
  position: absolute;
  display: flex;
  flex-direction: column;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius);
  animation: float 6s ease-in-out infinite;
}

.float-chip__value {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}

.float-chip__label {
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

.float-chip--1 {
  top: -1.5rem;
  right: -1rem;
}

.float-chip--2 {
  bottom: -2rem;
  left: -1.5rem;
  animation-delay: -3s;
}

.float-chip--2 .float-chip__value { color: var(--accent-2); }

@keyframes float {
  50% { transform: translateY(-12px); }
}

/* Números */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
  padding-top: var(--space-6);
}

.stat {
  padding-inline: var(--space-5);
  border-left: 1px solid var(--border);
}

.stat:first-child {
  padding-left: 0;
  border-left: 0;
}

.stat__value {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 1.3rem + 1.6vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.stat__label {
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

/* ---------- Marquee ---------- */
.marquee {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-5);
  border-block: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.015);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.marquee__track {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  width: max-content;
  animation: marquee 38s linear infinite;
}

.marquee:hover .marquee__track {
  animation-play-state: paused;
}

.marquee span {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1rem + 1.2vw, 2rem);
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
  transition: color 0.3s;
}

.marquee span:hover {
  color: var(--text);
}

.marquee i {
  font-style: normal;
  color: var(--accent);
  font-size: var(--fs-md);
}

@keyframes marquee {
  to { transform: translateX(calc(-50% - var(--space-6) / 2)); }
}

/* ---------- Seções ---------- */
.section {
  padding-top: var(--section-gap);
}

.section__header {
  max-width: 44rem;
  margin-bottom: var(--space-7);
}

.section__header--split {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-5);
  max-width: none;
}

.section__header--split > div {
  max-width: 40rem;
}

.section__kicker {
  margin-bottom: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--accent);
  letter-spacing: 0.02em;
}

.section__title {
  font-size: var(--fs-xl);
}

/* ---------- Sobre ---------- */
.about {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  align-items: center;
  gap: clamp(3rem, 2rem + 4vw, 6rem);
}

.about__photos {
  position: relative;
  padding: 0 12% 12% 0;
}

.photo {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 80% at 20% 0%, rgba(139, 123, 255, 0.35), transparent 60%),
    radial-gradient(90% 90% at 100% 100%, rgba(200, 255, 77, 0.18), transparent 60%),
    var(--bg-elevated);
}

.photo img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease);
}

.photo:hover img {
  transform: scale(1.05);
}

.photo.is-missing img {
  display: none;
}

.photo__placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: var(--space-2);
  text-align: center;
  padding: var(--space-4);
}

.photo__placeholder span {
  font-family: var(--font-display);
  font-size: clamp(3rem, 2rem + 4vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.photo__placeholder small {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-subtle);
  word-break: break-all;
}

.photo--main {
  aspect-ratio: 4 / 5;
}

.photo--main img {
  object-position: center 20%;
}

.photo--sm {
  position: absolute;
  z-index: 2;
  width: 38%;
  aspect-ratio: 1;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg), 0 0 0 6px var(--bg);
}

.photo--a {
  right: 0;
  top: 18%;
  transform: rotate(4deg);
  animation: float 7s ease-in-out infinite;
}

.photo--b {
  right: 16%;
  bottom: 0;
  transform: rotate(-3deg);
  animation: float 8s ease-in-out infinite -4s;
}

.photo--a:hover,
.photo--b:hover {
  animation-play-state: paused;
}

.about__badge {
  position: absolute;
  z-index: 3;
  left: var(--space-5);
  bottom: calc(12% + var(--space-5));
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-sm);
  font-weight: 500;
  border-radius: var(--radius-pill);
}

.about__text {
  margin-top: var(--space-5);
  font-size: var(--fs-md);
  color: var(--text-muted);
}

.about__facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.about__facts li {
  display: flex;
  flex-direction: column;
  padding: var(--space-4);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.about__facts strong {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--accent);
}

.about__facts span {
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

/* ---------- Serviços ---------- */
.services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

.service {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  transition: transform 0.5s var(--ease), border-color 0.4s var(--ease);
}

.service:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
}

.service__icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: var(--space-6);
  border-radius: 14px;
  color: var(--accent);
  background: rgba(200, 255, 77, 0.08);
  border: 1px solid rgba(200, 255, 77, 0.2);
  transition: transform 0.5s var(--ease-spring);
}

.service:hover .service__icon {
  transform: rotate(-8deg) scale(1.08);
}

.service__icon svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service__title {
  margin-bottom: var(--space-3);
  font-size: var(--fs-lg);
}

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

/* Destaque de automações */
.automation {
  --hue: 88;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: clamp(2rem, 1rem + 4vw, 5rem);
  margin-top: var(--space-5);
  padding: clamp(1.75rem, 1rem + 3vw, 3.25rem);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.automation::before {
  opacity: 0.6;
}

.automation__number {
  display: flex;
  flex-direction: column;
  padding-right: clamp(2rem, 1rem + 4vw, 5rem);
  border-right: 1px solid var(--border);
}

.automation__value {
  font-family: var(--font-display);
  font-size: clamp(4rem, 2.5rem + 6vw, 7.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
  padding-right: 0.08em;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.automation__caption {
  max-width: 12rem;
  margin-top: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

.automation__tag {
  display: inline-block;
}

.automation__title {
  margin: var(--space-4) 0 var(--space-5);
  font-size: clamp(1.4rem, 1.1rem + 1.2vw, 2rem);
}

.automation__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3) var(--space-6);
}

.automation__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  color: var(--text-muted);
}

.automation__list svg {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  margin-top: 1px;
  padding: 4px;
  fill: none;
  stroke: var(--accent-ink);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  background: var(--accent);
  border-radius: 50%;
}

/* ---------- Filtros ---------- */
.filters {
  display: inline-flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  padding: var(--space-1);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.filter {
  padding: var(--space-2) var(--space-5);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-pill);
  transition: color 0.3s var(--ease), background-color 0.3s var(--ease), transform 0.3s var(--ease-spring);
}

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

.filter:active {
  transform: scale(0.95);
}

.filter.is-active {
  color: var(--accent-ink);
  background: var(--accent);
}

/* ---------- Projetos ---------- */
.projects {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-flow: dense;
  gap: var(--space-5);
}

.project {
  --hue: 88;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition:
    transform 0.5s var(--ease),
    border-color 0.4s var(--ease),
    box-shadow 0.5s var(--ease),
    opacity 0.4s var(--ease);
}

.project--wide {
  grid-column: span 2;
  flex-direction: row;
}

.project:hover {
  transform: translateY(-8px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-lg), 0 20px 60px -30px hsl(var(--hue) 90% 60% / 0.5);
}

.project.is-hidden {
  display: none;
}

.project.is-filtering {
  animation: pop-in 0.5s var(--ease) backwards;
}

@keyframes pop-in {
  from { opacity: 0; transform: translateY(16px) scale(0.98); }
}

/* Link que cobre o card inteiro */
.project__link {
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: inherit;
}

.project__link:focus-visible {
  outline-offset: -3px;
}

/* Prévia visual gerada */
.project__preview {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 190px;
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 20% 0%, hsl(var(--hue) 90% 62% / 0.55), transparent 55%),
    radial-gradient(90% 90% at 100% 100%, hsl(calc(var(--hue) + 60) 90% 60% / 0.4), transparent 60%),
    linear-gradient(160deg, hsl(var(--hue) 40% 14%), hsl(calc(var(--hue) + 40) 35% 8%));
  border-bottom: 1px solid var(--border);
}

.project--wide .project__preview {
  flex: 0 0 44%;
  min-height: 100%;
  border-bottom: 0;
  border-right: 1px solid var(--border);
}

.project__preview::before {
  /* grade sutil */
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at 50% 60%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(circle at 50% 60%, #000, transparent 75%);
  transition: transform 0.8s var(--ease);
}

.project:hover .project__preview::before {
  transform: scale(1.12);
}

.project__browser {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  right: var(--space-4);
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 7px 12px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-pill);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.project__browser span {
  flex-shrink: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
}

.project__browser em {
  margin-left: var(--space-2);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-style: normal;
  color: rgba(255, 255, 255, 0.7);
}

.project__mono {
  position: relative;
  margin-top: var(--space-6);
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 2rem + 2vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 10px 40px hsl(var(--hue) 90% 50% / 0.6);
  transition: transform 0.7s var(--ease-spring);
}

.project--wide .project__mono {
  font-size: clamp(3rem, 2.2rem + 3vw, 4.75rem);
}

.project:hover .project__mono {
  transform: scale(1.08) rotate(-2deg);
}

/* Logos reais dos clientes: exibidas em branco para uniformizar a vitrine */
.project__logo {
  position: relative;
  width: auto;
  max-width: 62%;
  max-height: 64px;
  margin-top: var(--space-6);
  object-fit: contain;
  filter: brightness(0) invert(1) drop-shadow(0 8px 24px hsl(var(--hue) 90% 40% / 0.6));
  opacity: 0.95;
  transition: transform 0.7s var(--ease-spring), opacity 0.4s var(--ease);
}

.project__logo--tall {
  max-height: 104px;
}

/* Logo multicolorida: mantém as cores originais sobre uma placa clara */
.project__logo--plate {
  max-height: 104px;
  padding: 10px 18px;
  background: rgba(255, 255, 255, 0.94);
  border-radius: 16px;
  filter: drop-shadow(0 10px 24px hsl(var(--hue) 90% 20% / 0.6));
}

.project--wide .project__logo {
  max-width: 72%;
  max-height: 84px;
}

.project:hover .project__logo {
  opacity: 1;
  transform: scale(1.08);
}

.project__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-5) var(--space-6) var(--space-6);
}

.project--wide .project__body {
  padding: var(--space-6);
}

.project__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.tag {
  padding: 0.3rem 0.75rem;
  font-size: var(--fs-xs);
  font-weight: 500;
  color: hsl(var(--hue) 95% 78%);
  background: hsl(var(--hue) 90% 60% / 0.1);
  border: 1px solid hsl(var(--hue) 90% 60% / 0.25);
  border-radius: var(--radius-pill);
}

.project__index {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-subtle);
}

.project__title {
  margin-bottom: var(--space-3);
  font-size: var(--fs-lg);
}

.project--wide .project__title {
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem);
}

.project__text {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.metrics li {
  display: flex;
  flex-direction: column;
  padding: var(--space-3);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.metrics strong {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
}

.metrics span {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  line-height: 1.35;
}

.project__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-5);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text);
}

.project__cta svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.4s var(--ease-spring);
}

.project:hover .project__cta {
  color: var(--accent);
}

.project:hover .project__cta svg {
  transform: translate(3px, -3px);
}

/* ---------- CTA / Contato ---------- */
.cta {
  position: relative;
  overflow: hidden;
  padding: clamp(2.5rem, 1.5rem + 5vw, 5.5rem) clamp(1.5rem, 1rem + 4vw, 5rem);
  border-radius: calc(var(--radius-lg) + 8px);
  text-align: center;
}

.cta__glow {
  position: absolute;
  z-index: -1;
  top: -40%;
  left: 50%;
  width: 70%;
  aspect-ratio: 1;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(200, 255, 77, 0.2), rgba(94, 230, 255, 0.08) 40%, transparent 70%);
  filter: blur(40px);
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
  50% { transform: translateX(-50%) scale(1.15); opacity: 0.7; }
}

.cta__title {
  font-size: clamp(2rem, 1.3rem + 3.2vw, 3.75rem);
  letter-spacing: -0.03em;
}

.cta__text {
  max-width: 36rem;
  margin: var(--space-5) auto 0;
  font-size: var(--fs-md);
  color: var(--text-muted);
}

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

.channels {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-7);
  text-align: left;
}

.channel {
  display: flex;
  flex-direction: column;
  gap: 2px;
  height: 100%;
  padding: var(--space-4) var(--space-5);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform 0.4s var(--ease), border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}

.channel:hover {
  transform: translateY(-4px);
  border-color: rgba(200, 255, 77, 0.4);
  background: rgba(200, 255, 77, 0.05);
}

.channel__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--accent);
}

.channel__value {
  font-size: var(--fs-sm);
  font-weight: 500;
}

/* Botão flutuante de WhatsApp */
.wa-float {
  position: fixed;
  right: clamp(1rem, 2vw, 1.75rem);
  bottom: clamp(1rem, 2vw, 1.75rem);
  z-index: 90;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  color: #fff;
  background: #25d366;
  box-shadow: 0 10px 30px -6px rgba(37, 211, 102, 0.6);
  transition: transform 0.4s var(--ease-spring), box-shadow 0.4s var(--ease), opacity 0.3s var(--ease);
}

.wa-float svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.wa-float::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background: #25d366;
  animation: ping 2.6s var(--ease) infinite;
}

.wa-float.is-hidden {
  opacity: 0;
  transform: scale(0.6);
  pointer-events: none;
}

.wa-float:hover {
  transform: scale(1.1) rotate(-6deg);
  box-shadow: 0 14px 40px -6px rgba(37, 211, 102, 0.8);
}

/* ---------- Rodapé ---------- */
.footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: var(--section-gap);
  padding-block: var(--space-6);
  border-top: 1px solid var(--border);
  font-size: var(--fs-sm);
  color: var(--text-subtle);
}

.footer__social {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
}

.footer__social a {
  position: relative;
  color: var(--text-muted);
  transition: color 0.3s var(--ease);
}

.footer__social a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -3px;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s var(--ease);
}

.footer__social a:hover {
  color: var(--text);
}

.footer__social a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* ---------- Scroll reveal ---------- */
.js .reveal {
  opacity: 0;
  transform: translateY(28px);
  filter: blur(6px);
  transition:
    opacity 0.9s var(--ease),
    transform 0.9s var(--ease),
    filter 0.9s var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}

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

/* Depois de revelados, os cards voltam às transições de hover normais */
.js .project.reveal.is-visible,
.js .service.reveal.is-visible {
  transition:
    opacity 0.9s var(--ease) var(--reveal-delay, 0ms),
    filter 0.9s var(--ease) var(--reveal-delay, 0ms),
    transform 0.5s var(--ease),
    border-color 0.4s var(--ease),
    box-shadow 0.5s var(--ease);
}

/* ==========================================================================
   Páginas de case
   ========================================================================== */
.case {
  padding-top: calc(var(--nav-h) + var(--space-8));
}

.case-hero {
  max-width: 52rem;
}

.case-back {
  display: flex;
  width: fit-content;
  align-items: center;
  gap: var(--space-2);
  min-height: 44px;
  margin-bottom: var(--space-5);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.3s var(--ease);
}

.case-back:hover {
  color: var(--accent);
}

.case-back .btn__icon {
  transition: transform 0.35s var(--ease-spring);
}

.case-back:hover .btn__icon {
  transform: translateX(-4px);
}

.case-hero .tag {
  display: inline-block;
}

.case-hero__title {
  margin-top: var(--space-4);
  font-size: clamp(2.1rem, 1.4rem + 3vw, 3.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.case-hero__lead {
  max-width: 44rem;
  margin-top: var(--space-5);
  font-size: var(--fs-md);
  color: var(--text-muted);
}

.case-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.case-hero__actions .btn:hover .btn__icon {
  transform: translate(2px, -2px);
}

.case-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border);
}

.case-meta dt {
  margin-bottom: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--accent);
}

.case-meta dd {
  margin: 0;
  font-weight: 500;
}

/* Prints em molduras de computador e celular */
.case-showcase {
  position: relative;
  margin: var(--space-8) 0 0;
  padding: clamp(1.5rem, 1rem + 3vw, 3.5rem) clamp(1.5rem, 1rem + 6vw, 7rem) clamp(2.5rem, 2rem + 4vw, 5rem) clamp(1rem, 0.5rem + 3vw, 3.5rem);
  border-radius: calc(var(--radius-lg) + 8px);
  background:
    radial-gradient(90% 90% at 10% 0%, hsl(var(--hue) 90% 60% / 0.35), transparent 60%),
    radial-gradient(80% 80% at 100% 100%, hsl(calc(var(--hue) + 60) 90% 60% / 0.25), transparent 60%),
    linear-gradient(160deg, hsl(var(--hue) 40% 12%), hsl(calc(var(--hue) + 40) 35% 7%));
  border: 1px solid var(--border);
}

.device {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: var(--shadow-lg);
}

.device img {
  width: 100%;
  height: auto;
}

.device--desktop {
  border-radius: var(--radius);
  background: #0b0c10;
}

.device__bar.project__browser {
  position: static;
  margin: 0;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.55);
}

.device--mobile {
  position: absolute;
  right: clamp(1rem, 0.5rem + 3vw, 3.5rem);
  bottom: clamp(-2rem, -1rem - 1vw, -1rem);
  width: clamp(110px, 18vw, 230px);
  border: 6px solid #111318;
  border-radius: 28px;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 255, 255, 0.12);
  transition: transform 0.6s var(--ease);
}

.case-showcase:hover .device--mobile {
  transform: translateY(-8px) rotate(-1.5deg);
}

.case-showcase__caption {
  position: absolute;
  left: clamp(1rem, 0.5rem + 3vw, 3.5rem);
  bottom: var(--space-3);
  font-size: var(--fs-xs);
  color: rgba(255, 255, 255, 0.6);
}

/* Capa para projetos sem site público */
.case-cover {
  position: relative;
  display: grid;
  place-items: center;
  min-height: clamp(240px, 20vw + 160px, 420px);
  margin-top: var(--space-8);
  overflow: hidden;
  border-radius: calc(var(--radius-lg) + 8px);
  border: 1px solid var(--border);
  background:
    radial-gradient(120% 90% at 20% 0%, hsl(var(--hue) 90% 62% / 0.55), transparent 55%),
    radial-gradient(90% 90% at 100% 100%, hsl(calc(var(--hue) + 60) 90% 60% / 0.4), transparent 60%),
    linear-gradient(160deg, hsl(var(--hue) 40% 14%), hsl(calc(var(--hue) + 40) 35% 8%));
}

.case-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.07) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: radial-gradient(circle at 50% 50%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000, transparent 75%);
}

.case-cover .case-cover__logo {
  margin: 0;
  max-width: min(70%, 520px);
  max-height: 120px;
}

.case-cover .case-cover__mono {
  margin: 0;
  font-size: clamp(4rem, 2.5rem + 8vw, 9rem);
}

/* Conteúdo */
.case-content {
  display: grid;
  gap: var(--space-8);
  max-width: 52rem;
  margin-top: clamp(4rem, 3rem + 4vw, 7rem);
}

.case-block__title {
  margin-bottom: var(--space-4);
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.1rem);
}

.case-block__text {
  font-size: var(--fs-md);
  color: var(--text-muted);
}

.case-block__text + .case-list,
.case-results + .case-block__text {
  margin-top: var(--space-5);
}

.case-list {
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.case-list li {
  font-size: var(--fs-md);
}

.case-list strong {
  color: var(--text);
  font-weight: 600;
}

.case-results {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
}

.case-result {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-5);
  border-radius: var(--radius);
}

.case-result strong {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.25rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: hsl(var(--hue) 95% 72%);
}

.case-result span {
  font-size: var(--fs-sm);
  color: var(--text-muted);
}

/* Próximo case */
.case-next {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas:
    "label arrow"
    "title arrow"
    "tag   arrow";
  align-items: center;
  column-gap: var(--space-5);
  margin-top: clamp(4rem, 3rem + 4vw, 7rem);
  padding: clamp(1.5rem, 1rem + 2vw, 2.5rem);
  border-radius: var(--radius-lg);
  transition: transform 0.5s var(--ease), border-color 0.4s var(--ease);
}

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

.case-next__label {
  grid-area: label;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  color: var(--accent);
}

.case-next__title {
  grid-area: title;
  margin: var(--space-2) 0;
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 1.2rem + 2vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.case-next__tag {
  grid-area: tag;
  font-size: var(--fs-sm);
  color: hsl(var(--hue) 95% 78%);
}

.case-next__arrow {
  grid-area: arrow;
  width: clamp(40px, 5vw, 64px);
  height: clamp(40px, 5vw, 64px);
  padding: 12px;
  fill: none;
  stroke: var(--accent-ink);
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  background: var(--accent);
  border-radius: 50%;
  transition: transform 0.5s var(--ease-spring);
}

.case-next:hover .case-next__arrow {
  transform: translateX(6px);
}

@media (max-width: 860px) {
  .case-results {
    grid-template-columns: 1fr;
  }

  .case-result {
    flex-direction: row;
    align-items: baseline;
    gap: var(--space-3);
  }
}

@media (max-width: 640px) {
  .case {
    padding-top: calc(var(--nav-h) + var(--space-6));
  }

  .case-meta {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .case-hero__actions .btn {
    flex: 1 1 100%;
  }

  .case-showcase {
    padding: var(--space-4) var(--space-4) var(--space-8);
  }

  .device--mobile {
    right: var(--space-3);
    bottom: -1.25rem;
    width: 34%;
    border-width: 4px;
    border-radius: 18px;
  }

  .case-showcase__caption {
    left: var(--space-4);
    right: 40%;
    bottom: var(--space-3);
  }
}

/* ==========================================================================
   Responsividade
   ========================================================================== */
@media (max-width: 1024px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "content"
      "visual"
      "stats";
    min-height: auto;
    gap: var(--space-8);
  }

  .hero__visual {
    max-width: 560px;
    width: 100%;
    margin-inline: auto;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
    row-gap: var(--space-6);
  }

  .stat:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }

  .projects {
    grid-template-columns: repeat(2, 1fr);
  }

  .project--wide {
    grid-column: span 2;
  }

  .channels {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 860px) {
  :root {
    --nav-h: 64px;
  }

  .nav__toggle {
    display: block;
    z-index: 2;
  }

  .nav__logo-text {
    display: none;
  }

  .nav__lang {
    order: 1;
    margin-left: auto;
  }

  .nav__toggle {
    order: 2;
  }

  .nav__lang-link {
    min-width: 44px;
    min-height: 40px;
  }

  .nav__menu {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: var(--space-7);
    background: rgba(7, 8, 12, 0.92);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s var(--ease), visibility 0.4s;
  }

  .nav__menu.is-open {
    opacity: 1;
    visibility: visible;
  }

  .nav__links {
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
  }

  .nav__link {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text);
    transform: translateY(12px);
    opacity: 0;
    transition: opacity 0.5s var(--ease), transform 0.5s var(--ease), background-color 0.3s;
  }

  .nav__menu.is-open .nav__link {
    opacity: 1;
    transform: none;
  }

  .nav__menu.is-open li:nth-child(2) .nav__link { transition-delay: 0.05s; }
  .nav__menu.is-open li:nth-child(3) .nav__link { transition-delay: 0.1s; }
  .nav__menu.is-open li:nth-child(4) .nav__link { transition-delay: 0.15s; }

  .services {
    grid-template-columns: 1fr;
  }

  .automation {
    grid-template-columns: 1fr;
  }

  .automation__number {
    padding-right: 0;
    padding-bottom: var(--space-5);
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .automation__caption {
    max-width: none;
  }

  .about {
    grid-template-columns: 1fr;
  }

  .about__photos {
    max-width: 440px;
    width: 100%;
    margin-inline: auto;
  }

  .project--wide {
    flex-direction: column;
  }

  .project--wide .project__preview {
    flex: none;
    min-height: 220px;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }
}

@media (max-width: 640px) {
  .projects {
    grid-template-columns: 1fr;
  }

  .project--wide {
    grid-column: auto;
  }

  .hero__actions .btn {
    flex: 1 1 auto;
  }

  .hero__actions .btn--primary {
    flex-basis: 100%;
  }

  .float-chip--1 { right: 0.5rem; }
  .float-chip--2 { left: 0.5rem; }

  .stat {
    padding-inline: var(--space-3);
  }

  .metrics {
    grid-template-columns: 1fr;
  }

  .metrics li {
    flex-direction: row;
    align-items: baseline;
    gap: var(--space-2);
  }

  .filters {
    width: 100%;
    justify-content: space-between;
  }

  .filter {
    flex: 1;
    padding-inline: var(--space-3);
  }

  .cta__actions .btn {
    width: 100%;
  }

  .channels {
    grid-template-columns: 1fr;
  }

  .automation__list {
    grid-template-columns: 1fr;
  }

  .about__facts {
    grid-template-columns: 1fr;
  }

  .about__facts li {
    flex-direction: row;
    align-items: baseline;
    gap: var(--space-3);
  }

  .wa-float {
    width: 52px;
    height: 52px;
  }

  .filter {
    min-height: 44px;
  }

  .nav__logo {
    min-width: 44px;
    min-height: 44px;
    justify-content: center;
  }

  .footer__social {
    justify-content: center;
    gap: var(--space-1) var(--space-2);
  }

  .footer__social a {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding-inline: var(--space-2);
  }

  .footer__social a::after {
    left: var(--space-2);
    right: var(--space-2);
    bottom: 10px;
  }
}

/* Telas bem estreitas (iPhone SE 1ª geração, Androids compactos) */
@media (max-width: 380px) {
  .code-card__body {
    padding-inline: var(--space-4);
    font-size: 0.72rem;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
  }

  .cta {
    padding-inline: var(--space-4);
  }

  .float-chip {
    padding: var(--space-2) var(--space-4);
  }

  .stat__label {
    font-size: var(--fs-xs);
  }

  .project__body,
  .project--wide .project__body {
    padding-inline: var(--space-5);
  }

  .footer {
    flex-direction: column;
    text-align: center;
    padding-bottom: calc(var(--space-6) + 64px);
  }
}

/* ---------- Movimento reduzido ---------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

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