/*
 * CADENCE — Daniel Quevedo Portfolio
 * styles.css — Refatorado para produção
 *
 * Arquitetura CSS:
 * 1. Reset & Base
 * 2. Tokens & Custom Properties
 * 3. Utilitários
 * 4. Layout (Container, Grid)
 * 5. Componentes (Botões, Chips, Cursor, Dots, Reveal)
 * 6. Seções (Intro, Topbar, Hero, Sobre, Projetos, Skills, Contato)
 * 7. Media Queries consolidadas
 * 8. Acessibilidade & Motion
 */

/* ─────────────────────────────────────────────────────────
   1. RESET & BASE
───────────────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--color-black);
  color: var(--color-white);
  font-family: var(--font-sans);
  line-height: 1.55;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  cursor: none;
}

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

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

input, textarea, select, label,
[role="button"], [role="tab"], [role="option"] {
  cursor: none;
}

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

ul {
  list-style: none;
}

::selection {
  background: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

::-webkit-scrollbar {
  width: 0;
}

/* ─────────────────────────────────────────────────────────
   2. TOKENS & CUSTOM PROPERTIES
───────────────────────────────────────────────────────── */
:root {
  /* Cores base */
  --color-black: #000;
  --color-white: #fff;
  --color-off: #F4F4F0;
  --color-dim: rgba(255, 255, 255, 0.55);
  --color-faint: rgba(255, 255, 255, 0.18);
  --color-faint-2: rgba(255, 255, 255, 0.07);
  --color-faint-3: rgba(255, 255, 255, 0.03);

  /* Cores por projeto */
--color-project-2: #0AFF9D; /* Inventário — menta */
  --color-project-3: #FF6B35; /* ABC/XYZ — coral */
  --color-project-4: #BF5FFF; /* Automação — violeta */

  /* Tipografia */
  --font-sans: 'Bricolage Grotesque', system-ui, sans-serif;
  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Easings */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.4, 0.64, 1);
  --ease-inout: cubic-bezier(0.4, 0, 0.2, 1);

  /* Espaçamento */
  --space-section: 160px;
  --container-max: 1440px;
  --container-pad: 64px;
}

/* ─────────────────────────────────────────────────────────
   3. UTILITÁRIOS
───────────────────────────────────────────────────────── */
.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;
}

/* Rótulo de seção */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.57rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 24px;
}

/* ─────────────────────────────────────────────────────────
   4. LAYOUT
───────────────────────────────────────────────────────── */

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

/* ─────────────────────────────────────────────────────────
   5. COMPONENTES
───────────────────────────────────────────────────────── */

/* --- Cursor personalizado --- */
.cursor {
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-white);
  transform: translate(-50%, -50%);
  transition:
    width 0.22s var(--ease-spring),
    height 0.22s var(--ease-spring),
    background 0.15s,
    border-radius 0.22s var(--ease-spring),
    opacity 0.2s;
  mix-blend-mode: difference;
  will-change: transform;
}

.cursor--hover {
  width: 56px;
  height: 56px;
  border-radius: 4px;
}

.cursor--press {
  width: 10px;
  height: 10px;
}

/* --- Foco acessível --- */
:focus-visible {
  outline: 1px solid rgba(255, 255, 255, 0.5);
  outline-offset: 4px;
}

/* --- Botões principais --- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 14px 30px;
  background: var(--color-white);
  color: var(--color-black);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 700;
  border-radius: 100px;
  transition:
    background 0.15s,
    transform 0.2s var(--ease-spring),
    box-shadow 0.2s;
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.6s var(--ease-out);
  pointer-events: none;
}

.btn-primary:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(255, 255, 255, 0.18);
}

.btn-primary:hover::before {
  left: 150%;
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-primary .btn-icon {
  transition: transform 0.2s var(--ease-out);
}

.btn-primary:hover .btn-icon {
  transform: translateX(4px);
}

/* --- Botão outline --- */
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 14px 30px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: rgba(255, 255, 255, 0.8);
  border-radius: 100px;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  transition:
    border-color 0.15s,
    color 0.15s,
    background 0.15s,
    transform 0.2s var(--ease-spring);
}

.btn-outline:hover {
  border-color: rgba(255, 255, 255, 0.7);
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-2px);
}

/* --- Dots de navegação lateral --- */
.nav-dots {
  position: fixed;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 700;
}

.nav-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  border: none;
  padding: 0;
  transition:
    background 0.2s,
    transform 0.2s var(--ease-spring),
    height 0.2s var(--ease-spring);
  cursor: none;
}

.nav-dot:hover {
  background: rgba(255, 255, 255, 0.6);
  transform: scale(1.5);
}

.nav-dot--active {
  background: var(--color-white);
  transform: scaleY(3.5);
  border-radius: 2px;
}

/* ── Scroll reveal ── */
[data-reveal] {
  opacity: 0;
  transform: translateY(56px);
  transition:
    opacity  0.75s cubic-bezier(0.16, 1, 0.3, 1),
    transform 1s   cubic-bezier(0.16, 1, 0.3, 1),
    filter   0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

[data-reveal="left"]  { transform: translateX(-56px); }
[data-reveal="right"] { transform: translateX(56px); }
[data-reveal="scale"] { transform: scale(0.88) translateY(24px); }
[data-reveal="blur"]  { transform: translateY(28px); filter: blur(12px); }
[data-reveal="rise"]  { transform: translateY(96px); }

[data-reveal].is-visible {
  opacity: 1;
  transform: none !important;
  filter: none;
}

/* ── Auto-stagger: filhos de [data-stagger] recebem delays crescentes ── */
[data-stagger] > * { transition-delay: 0ms; }
[data-stagger] > *:nth-child(2) { transition-delay: 80ms;  }
[data-stagger] > *:nth-child(3) { transition-delay: 160ms; }
[data-stagger] > *:nth-child(4) { transition-delay: 240ms; }
[data-stagger] > *:nth-child(5) { transition-delay: 320ms; }
[data-stagger] > *:nth-child(6) { transition-delay: 400ms; }

/* Delays manuais */
.delay-1 { transition-delay:  80ms; }
.delay-2 { transition-delay: 160ms; }
.delay-3 { transition-delay: 240ms; }
.delay-4 { transition-delay: 320ms; }
.delay-5 { transition-delay: 400ms; }
.delay-6 { transition-delay: 480ms; }
.delay-7 { transition-delay: 560ms; }

/* ── Parallax CSS scroll-driven (Chrome/Edge 115+) ── */
@supports (animation-timeline: scroll()) {
  @keyframes _parallax-slow {
    to { transform: translateY(60px); }
  }
  @keyframes _parallax-mid {
    to { transform: translateY(40px); }
  }
  @keyframes _section-lift {
    from { opacity: 0.4; transform: translateY(32px); }
    to   { opacity: 1;   transform: translateY(0); }
  }

  [data-parallax="slow"] {
    animation: _parallax-slow linear both;
    animation-timeline: view();
    animation-range: entry 0% exit 100%;
  }
  [data-parallax="mid"] {
    animation: _parallax-mid linear both;
    animation-timeline: view();
    animation-range: entry 0% exit 100%;
  }
}

/* Barra de progresso de projetos */
.progress-bar {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  z-index: 600;
  background: rgba(255, 255, 255, 0.05);
  pointer-events: none;
}

.progress-bar__fill {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  background: var(--color-white);
  height: 0%;
  transition: height 0.05s linear;
}

/* ─────────────────────────────────────────────────────────
   6. SEÇÕES
───────────────────────────────────────────────────────── */

/* ══ INTRO ══ */
.intro {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  transition: opacity 0.7s var(--ease-out);
  pointer-events: auto;
}

.intro--fade-out {
  opacity: 0;
  pointer-events: none;
}

.intro--gone {
  display: none !important;
  visibility: hidden !important;
}

.intro__wrap {
  overflow: hidden;
  text-align: center;
}

.intro__line {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(3rem, 9vw, 9rem);
  letter-spacing: -0.05em;
  line-height: 0.9;
  color: var(--color-white);
  display: block;
  overflow: hidden;
}

.intro__line span {
  display: block;
  animation: reveal-up 0.6s var(--ease-out) both;
}

.intro__line:nth-child(2) span {
  animation-delay: 0.08s;
  color: rgba(255, 255, 255, 0.35);
}

.intro__bar {
  width: 0;
  height: 1px;
  background: var(--color-white);
  margin: 28px auto;
  animation: bar-grow 0.5s 0.55s var(--ease-out) forwards;
}

.intro__sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
  opacity: 0;
  animation: fade-up 0.4s 0.75s forwards;
}

/* ══ TOPBAR ══ */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 800;
  height: 64px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid transparent;
  transition:
    background 0.4s var(--ease-inout),
    border-color 0.4s,
    backdrop-filter 0.4s;
}

.topbar--scrolled {
  background: rgba(0, 0, 0, 0.85);
  border-bottom-color: rgba(255, 255, 255, 0.06);
}

@supports (backdrop-filter: blur(1px)) {
  .topbar--scrolled {
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
  }
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

/* Logotipo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo__text {
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: -0.03em;
  color: var(--color-white);
}

.logo__text b {
  color: rgba(255, 255, 255, 0.35);
  font-weight: 400;
}

.logo__sub {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: rgba(255, 255, 255, 0.25);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding-left: 12px;
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

/* Navegação desktop */
.nav-desktop {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-desktop__link {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.02em;
  padding: 9px 18px;
  border-radius: 100px;
  transition: color 0.15s, background 0.15s;
}

.nav-desktop__link:hover,
.nav-desktop__link[aria-current] {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
}

.nav-desktop__cta {
  background: var(--color-white) !important;
  color: var(--color-black) !important;
  font-weight: 700;
  padding: 9px 22px !important;
  transition: background 0.15s, transform 0.2s var(--ease-spring), box-shadow 0.2s !important;
}

.nav-desktop__cta:hover {
  background: rgba(255, 255, 255, 0.88) !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.15) !important;
}

/* Botão hamburguer */
.hamburger {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.15s;
  flex-direction: column;
  gap: 6px;
  padding: 12px;
  cursor: none;
}

.hamburger:hover {
  background: rgba(255, 255, 255, 0.07);
}

.hamburger__line {
  display: block;
  width: 22px;
  height: 1.5px;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 1px;
  transition: all 0.3s var(--ease-inout);
  transform-origin: center;
}

.hamburger[aria-expanded="true"] .hamburger__line:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
  background: var(--color-white);
}

.hamburger[aria-expanded="true"] .hamburger__line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.hamburger[aria-expanded="true"] .hamburger__line:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
  background: var(--color-white);
}

/* ══ MENU MOBILE ══ */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 900;
  background: rgba(0, 0, 0, 0.96);
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 80px 40px 60px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s var(--ease-inout);
}

.mobile-menu--open {
  opacity: 1;
  pointer-events: auto;
}

@supports (backdrop-filter: blur(1px)) {
  .mobile-menu {
    backdrop-filter: blur(32px);
    -webkit-backdrop-filter: blur(32px);
  }
}

.mobile-menu__close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: rgba(255, 255, 255, 0.5);
  font-size: 1.3rem;
  transition: color 0.15s, background 0.15s;
  cursor: none;
}

.mobile-menu__close:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
}

.mobile-menu__nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  margin-bottom: 40px;
}

.mobile-menu__link {
  font-family: var(--font-sans);
  font-size: clamp(2.2rem, 8vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  color: rgba(255, 255, 255, 0.25);
  text-align: left;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: color 0.2s;
  cursor: none;
}

.mobile-menu__link:last-child {
  border-bottom: none;
}

.mobile-menu__link:hover {
  color: var(--color-white);
}

.mobile-menu__link-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: rgba(255, 255, 255, 0.2);
  letter-spacing: 0.1em;
  align-self: flex-end;
  margin-bottom: 8px;
}

.mobile-menu__cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  background: var(--color-white);
  color: var(--color-black);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 700;
  border-radius: 100px;
  transition: background 0.15s, transform 0.2s var(--ease-spring);
  cursor: none;
}

.mobile-menu__cta:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: scale(0.99);
}

.mobile-menu__footer {
  position: absolute;
  bottom: 32px;
  left: 40px;
  right: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: rgba(255, 255, 255, 0.2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ══ HERO ══ */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  grid-template-rows: 1fr auto;
  overflow-x: clip;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 68% 18%;
  display: block;
  filter: brightness(0.45) contrast(1.1);
  transform: scale(0.72);
  transform-origin: 68% top;
  transition: transform 8s var(--ease-out);
}

.hero:hover .hero__bg-img {
  transform: scale(0.75);
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(0,0,0,0.92) 0%, rgba(0,0,0,0.65) 45%, rgba(0,0,0,0.1) 75%, transparent 100%),
    linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 40%);
}

.hero__body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 120px 64px 64px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 500;
  color: #3DAD68;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 32px;
  animation: fade-up 0.5s 0.2s var(--ease-out) both;
}

.hero__badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #3DAD68;
  box-shadow: 0 0 10px #3DAD68;
  animation: pulse-green 2.5s ease-in-out infinite;
}

.hero__title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(4.5rem, 10vw, 13rem);
  line-height: 0.85;
  letter-spacing: -0.055em;
  color: var(--color-white);
  animation: fade-up 0.7s 0.28s var(--ease-out) both;
}

.hero__title-italic {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 0.62em;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.65);
  display: block;
  margin-top: 4px;
}

.hero__below {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 40px;
  animation: fade-up 0.6s 0.38s var(--ease-out) both;
}

.hero__desc {
  font-size: 1rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.75;
  max-width: 420px;
}

.hero__desc strong {
  color: var(--color-white);
  font-weight: 500;
}

.hero__ctas {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* Métricas do hero */
.hero__metrics-strip {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.7);
}

@supports (backdrop-filter: blur(1px)) {
  .hero__metrics-strip {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
  }
}

.hero__metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 280px));
  justify-content: center;
  max-width: 1280px;
  margin: 0 auto;
}

.hero-metric {
  padding: 40px 32px 28px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  transition: background 0.2s;
}

.hero-metric:last-child {
  border-right: none;
}

.hero-metric:hover {
  background: rgba(255, 255, 255, 0.04);
}

.hero-metric__value {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(1.8rem, 2.5vw, 3rem);
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--color-white);
  margin-bottom: 5px;
  transition: color 0.2s;
}

.hero-metric__value em {
  font-style: normal;
  color: rgba(255, 255, 255, 0.45);
}

.hero-metric__label {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.5;
}

/* ══ SOBRE ══ */
.about {
  padding: var(--space-section) 0;
  background: var(--color-black);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(255,255,255,0.04) 1px, transparent 0);
  background-size: 40px 40px;
  pointer-events: none;
}

.about__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 80px;
  align-items: start;
}

.about__heading {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(2.8rem, 5vw, 5.5rem);
  letter-spacing: -0.045em;
  line-height: 0.88;
  color: var(--color-white);
  margin-bottom: 36px;
}

.about__heading em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.55);
  display: block;
  font-size: 0.62em;
  letter-spacing: 0.02em;
  margin-top: 6px;
}

.about__text {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.about__text p {
  font-size: 0.97rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.8;
  font-weight: 300;
}

.about__text p strong {
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

.about__features {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.feature {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.feature__num {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.1em;
  padding-top: 4px;
  flex-shrink: 0;
}

.feature__title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 4px;
}

.feature__desc {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.6;
}

/* Coluna direita / ID card */
.about__right {
  position: sticky;
  top: calc(64px + 32px);
}

.id-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 2px;
  overflow: hidden;
}

.id-card__photo {
  aspect-ratio: 3/4;
  overflow: hidden;
}

.id-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 5%;
  transition: transform 0.8s var(--ease-out);
}

.id-card:hover .id-card__photo img {
  transform: scale(1.04);
}

.id-card__info {
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.id-card__name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.02em;
  margin-bottom: 2px;
}

.id-card__role {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: rgba(255, 255, 255, 0.25);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.id-card__status {
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 0.57rem;
  color: #3DAD68;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.id-card__status-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #3DAD68;
  box-shadow: 0 0 8px #3DAD68;
  animation: pulse-green 2.5s infinite;
}

/* ══ PROJETOS ══ */
.projects {
  position: relative;
}

/* Painel de projeto */
.project {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: stretch;
  overflow: hidden;
  transition: background-color 0.8s var(--ease-out);
  color: inherit;
  text-decoration: none;
}

.project::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--project-accent, transparent);
  opacity: 0.6;
  transition: background 0.8s var(--ease-out);
}

.project__bg-number {
  position: absolute;
  right: -0.05em;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(30vw, 40vw, 600px);
  line-height: 1;
  letter-spacing: -0.06em;
  color: var(--project-tint, rgba(255,255,255,0.04));
  pointer-events: none;
  user-select: none;
  transition: color 0.8s var(--ease-out);
  white-space: nowrap;
}

.project__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  align-items: stretch;
}

.project__left {
  padding: 120px 64px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid rgba(255, 255, 255, 0.07);
}

.project__index {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 40px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.project__index::before {
  content: '';
  display: block;
  width: 40px;
  height: 1px;
  background: currentColor;
}

.project__category {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--project-accent, rgba(255,255,255,0.5));
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 16px;
  transition: color 0.8s var(--ease-out);
}

.project__title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(2.8rem, 5vw, 6.5rem);
  letter-spacing: -0.04em;
  line-height: 0.88;
  color: var(--color-white);
  margin-bottom: 40px;
}

.project__problem-label {
  font-family: var(--font-mono);
  font-size: 0.57rem;
  color: rgba(255, 255, 255, 0.25);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.project__problem-text {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.78;
  font-weight: 300;
  max-width: 400px;
}

.project__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.chip {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  color: rgba(255, 255, 255, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  padding: 5px 14px;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.project:hover .chip {
  color: rgba(255, 255, 255, 0.55);
  border-color: rgba(255, 255, 255, 0.2);
}

.project__right {
  padding: 120px 64px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.project__solution-label {
  font-family: var(--font-mono);
  font-size: 0.57rem;
  color: rgba(255, 255, 255, 0.25);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 10px;
  margin-top: auto;
}

.project__solution-text {
  font-size: 0.97rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.8;
  font-weight: 300;
  max-width: 460px;
  margin-bottom: 64px;
}

.project__result {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 40px;
}

.project__result-label {
  font-family: var(--font-mono);
  font-size: 0.57rem;
  color: rgba(255, 255, 255, 0.25);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.project__result-value {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(5rem, 10vw, 12rem);
  letter-spacing: -0.02em;
  line-height: 0.85;
  color: var(--project-accent, var(--color-white));
  transition: color 0.8s var(--ease-out);
  display: block;
}

.project__result-desc {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 12px;
  line-height: 1.6;
  max-width: 300px;
}

/* CTA hover nos painéis */
.project__cta-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 0.57rem;
  font-weight: 500;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  padding: 7px 16px;
  cursor: none;
  text-decoration: none;
  margin-top: 28px;
  transition:
    color 0.35s var(--ease-out),
    border-color 0.35s var(--ease-out);
  white-space: nowrap;
}

.project__cta-arrow {
  display: inline-block;
  transition: transform 0.3s var(--ease-spring);
}

.project:hover .project__cta-pill,
.project:focus-visible .project__cta-pill {
  color: rgba(255, 255, 255, 0.5);
  border-color: rgba(255, 255, 255, 0.18);
}

.project:hover .project__cta-arrow {
  transform: translate(2px, -2px);
}

.project__cta-pill:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.5);
  outline-offset: 3px;
  border-radius: 100px;
}

/* Cores individuais por projeto */
.project--1 {
  background: #001824;
  --project-accent: #00C8FF;
  --project-tint: rgba(0, 200, 255, 0.05);
}
.project--2 {
  background: #001A0E;
  --project-accent: var(--color-project-2);
  --project-tint: rgba(10, 255, 157, 0.05);
}
.project--3 {
  background: #1A0800;
  --project-accent: var(--color-project-3);
  --project-tint: rgba(255, 107, 53, 0.05);
}
.project--4 {
  background: #0E0018;
  --project-accent: var(--color-project-4);
  --project-tint: rgba(191, 95, 255, 0.05);
}

.project--1:hover { background: #002233; }
.project--2:hover { background: #00220F; }
.project--3:hover { background: #220A00; }
.project--4:hover { background: #120020; }

.project--1:hover .project__cta-pill { color: rgba(0,200,255,0.55); border-color: rgba(0,200,255,0.18); }
.project--2:hover .project__cta-pill { color: rgba(10,255,157,0.55); border-color: rgba(10,255,157,0.18); }
.project--3:hover .project__cta-pill { color: rgba(255,107,53,0.55); border-color: rgba(255,107,53,0.18); }
.project--4:hover .project__cta-pill { color: rgba(191,95,255,0.55); border-color: rgba(191,95,255,0.18); }

.project {
  transition: background-color 0.8s var(--ease-out), filter 0.5s var(--ease-out);
}

.project:hover {
  filter: brightness(1.06);
}

/* ══ SKILLS ══ */
.skills {
  padding: var(--space-section) 0;
  background: var(--color-black);
  position: relative;
}

.skills::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
}

.skills__grid {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 80px;
  align-items: start;
}

.skills__left {
  position: sticky;
  top: calc(64px + 32px);
}

.skills__heading {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(2.8rem, 5vw, 6rem);
  letter-spacing: -0.045em;
  line-height: 0.88;
  color: var(--color-white);
  margin-bottom: 24px;
}

.skills__heading em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.55);
  display: block;
  font-size: 0.62em;
  letter-spacing: 0.02em;
  margin-top: 6px;
}

.skills__note {
  font-size: 0.97rem;
  color: rgba(255, 255, 255, 0.58);
  line-height: 1.78;
  margin-bottom: 48px;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.tag {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  padding: 5px 14px;
  transition: color 0.15s, border-color 0.2s, transform 0.15s;
  cursor: none;
}

.tag:hover {
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}

.skills__right {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.skill-group {
  padding: 28px 32px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 2px;
  transition: border-color 0.2s, background 0.2s;
}

.skill-group:hover {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.05);
}

.skill-group__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.skill-group__icon {
  width: 34px;
  height: 34px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: transform 0.2s var(--ease-spring), background 0.2s;
}

.skill-group:hover .skill-group__icon {
  transform: scale(1.1) rotate(-6deg);
  background: rgba(255, 255, 255, 0.1);
}

.skill-group__title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-white);
}

.skill-rows {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.skill-row__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 7px;
}

.skill-row__name {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-white);
}

.skill-row__level {
  font-family: var(--font-mono);
  font-size: 0.57rem;
  color: rgba(255, 255, 255, 0.25);
  letter-spacing: 0.04em;
}

.skill-row__track {
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 99px;
  overflow: hidden;
}

.skill-row__fill {
  height: 100%;
  border-radius: 99px;
  background: var(--color-white);
  width: 0;
  transition: width 1.4s var(--ease-out);
}

/* ══ CONTATO ══ */
.contact {
  padding: var(--space-section) 0 80px;
  background: var(--color-black);
  position: relative;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  bottom: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(255,255,255,0.06) 0%, transparent 65%);
  pointer-events: none;
}

.contact::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
}

.contact__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  margin-bottom: 80px;
}

.contact__heading {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(3.5rem, 7vw, 9rem);
  letter-spacing: -0.05em;
  line-height: 0.85;
  color: var(--color-white);
  margin-bottom: 32px;
}

.contact__heading em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.55);
  display: block;
  letter-spacing: 0.02em;
}

.contact__text {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.58);
  line-height: 1.8;
  max-width: 380px;
  margin-bottom: 48px;
}

.contact__email {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.5rem;
  color: var(--color-white);
  position: relative;
  padding-bottom: 4px;
  transition: color 0.15s;
}

.contact__email::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-white);
  transition: width 0.5s var(--ease-out);
}

.contact__email:hover::after {
  width: 100%;
}

.contact__email-arrow {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: background 0.2s, border-color 0.2s, transform 0.2s var(--ease-spring);
}

.contact__email:hover .contact__email-arrow {
  background: var(--color-white);
  border-color: var(--color-white);
  color: var(--color-black);
  transform: rotate(45deg) scale(1.1);
}

.contact__channels-label {
  font-family: var(--font-mono);
  font-size: 0.57rem;
  color: rgba(255, 255, 255, 0.2);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.contact__channel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  transition: all 0.15s;
  color: inherit;
  text-decoration: none;
}

.contact__channel:first-child {
  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.contact__channel:hover .contact__channel-name {
  color: var(--color-white);
}

.contact__channel:hover .contact__channel-arrow {
  transform: rotate(-45deg) scale(1.2);
  color: var(--color-white);
}

.contact__channel-sub {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: rgba(255, 255, 255, 0.2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 3px;
}

.contact__channel-name {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.5);
  transition: color 0.15s;
}

.contact__channel-arrow {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.2);
  transition: transform 0.2s var(--ease-spring), color 0.15s;
}

/* Footer */
.site-footer {
  position: relative;
  z-index: 1;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-brand {
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: -0.02em;
  color: rgba(255, 255, 255, 0.25);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-brand__dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-white);
  display: inline-block;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  color: rgba(255, 255, 255, 0.15);
  letter-spacing: 0.08em;
}

/* ─────────────────────────────────────────────────────────
   7. KEYFRAMES
───────────────────────────────────────────────────────── */
@keyframes reveal-up {
  from { transform: translateY(110%); }
  to { transform: none; }
}

@keyframes bar-grow {
  to { width: 80px; }
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: none; }
}

@keyframes pulse-green {
  0%, 100% { box-shadow: 0 0 0 0 rgba(61, 173, 104, 0.8); }
  60% { box-shadow: 0 0 0 8px rgba(61, 173, 104, 0); }
}

/* ─────────────────────────────────────────────────────────
   8. MEDIA QUERIES
───────────────────────────────────────────────────────── */

/* Tablet e abaixo */
@media (max-width: 1024px) {
  :root {
    --space-section: 120px;
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about__right {
    position: static;
  }

  .id-card {
    max-width: 300px;
    margin: 0 auto;
  }

  .about__features {
    margin-top: 0;
  }

  .hero__metrics {
    grid-template-columns: repeat(2, 1fr);
    max-width: 100%;
  }

  .hero-metric:nth-child(2) {
    border-right: none;
  }

  .hero-metric:nth-child(3),
  .hero-metric:nth-child(4) {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

  .hero__title {
    font-size: clamp(3.5rem, 10vw, 8rem);
  }

  .hero__body {
    padding: 100px 32px 48px;
  }

  .contact__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .skills__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .skills__left {
    position: static;
  }
}

/* Mobile médio */
@media (max-width: 960px) {
  .project__inner {
    grid-template-columns: 1fr;
  }

  .project__left {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    padding: 80px 0 48px;
  }

  .project__right {
    padding: 48px 0 80px;
  }

  .project__bg-number {
    font-size: 55vw;
    opacity: 0.4;
  }

  .project__result-value {
    font-size: clamp(3.5rem, 14vw, 7rem);
  }
}

/* Mobile */
@media (max-width: 800px) {
  .nav-desktop { display: none; }
  .hamburger { display: flex; }
  .mobile-menu { display: flex; }
}

@media (max-width: 768px) {
  .nav-dots { display: none; }
}

@media (max-width: 640px) {
  :root {
    --container-pad: 20px;
    --space-section: 80px;
  }

  /* Título menor para caber no mobile */
  .hero__title {
    font-size: clamp(3.2rem, 14vw, 5.5rem);
  }

  .hero__body {
    padding: 80px 20px 32px;
  }

  .hero__ctas {
    flex-direction: column;
  }

  .btn-primary,
  .btn-outline {
    justify-content: center;
    width: 100%;
  }

  .hero-metric {
    padding: 18px 16px;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Touch / coarse pointer — cursor customizado desabilitado */
@media (hover: none), (pointer: coarse) {
  .cursor { display: none; }
  body { cursor: auto; }
  button { cursor: pointer; }

  .project__cta-pill {
    color: rgba(255, 255, 255, 0.28);
    border-color: rgba(255, 255, 255, 0.1);
  }

  .project:active {
    filter: brightness(1.1);
  }
}

/* ─────────────────────────────────────────────────────────
   9. ACESSIBILIDADE — PREFERS REDUCED MOTION
───────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* ─────────────────────────────────────────────────────────
   10. CONTAINER PADDING — responsivo
───────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .container {
    padding: 0 32px;
  }
}

@media (max-width: 560px) {
  .container {
    padding: 0 20px;
  }
}

/* ─────────────────────────────────────────────────────────
   CADENCE v2 — Adições e atualizações de CSS
   Append to styles.css
───────────────────────────────────────────────────────── */

/* ══ ABORDAGEM ══ */
.approach {
  padding: var(--space-section) 0;
  background: var(--color-black);
  position: relative;
  overflow: hidden;
}

.approach::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.08), transparent);
}

.approach::after {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(255,255,255,.025) 0%, transparent 65%);
  pointer-events: none;
}

.approach__header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px 80px;
  align-items: end;
  margin-bottom: 80px;
}

.approach__heading {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(2.8rem, 5vw, 5.5rem);
  letter-spacing: -0.045em;
  line-height: 0.88;
  color: var(--color-white);
  grid-column: 1;
}

.approach__heading em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: rgba(255,255,255,.55);
  display: block;
  font-size: .62em;
  letter-spacing: 0.02em;
  margin-top: 6px;
}

.approach__intro {
  font-size: 1.05rem;
  color: rgba(255,255,255,.45);
  line-height: 1.7;
  max-width: 380px;
  grid-column: 2;
  align-self: end;
}

.approach__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.approach__step {
  padding: 40px 36px;
  background: rgba(255,255,255,.02);
  border: 1px solid rgba(255,255,255,.06);
  position: relative;
  transition: background .3s, border-color .3s;
}

.approach__step:hover {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.12);
}

.approach__step-num {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  color: rgba(255,255,255,.4);
  letter-spacing: .14em;
  margin-bottom: 32px;
}

.approach__step-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .58rem;
  color: rgba(255,255,255,.4);
  letter-spacing: .12em;
  text-transform: uppercase;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 100px;
  padding: 4px 12px;
  margin-bottom: 20px;
  transition: color .2s, border-color .2s;
}

.approach__step:hover .approach__step-tag {
  color: rgba(255,255,255,.65);
  border-color: rgba(255,255,255,.3);
}

.approach__step-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1.1rem, 1.5vw, 1.35rem);
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--color-white);
  margin-bottom: 16px;
}

.approach__step-text {
  font-size: .9rem;
  color: rgba(255,255,255,.58);
  line-height: 1.75;
  font-weight: 300;
  margin-bottom: 28px;
}

.approach__step-deliverable {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,.07);
  font-size: .8rem;
  color: rgba(255,255,255,.52);
  line-height: 1.5;
}

.approach__step-deliverable-label {
  font-family: var(--font-mono);
  font-size: .52rem;
  color: rgba(255,255,255,.2);
  letter-spacing: .12em;
  text-transform: uppercase;
}

/* ══ PROJECTS — CONTEXT & IMPACT (novos elementos) ══ */

.project__context-label {
  font-family: var(--font-mono);
  font-size: .57rem;
  color: rgba(255,255,255,.2);
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 8px;
  margin-top: 32px;
}

.project__context-text {
  font-size: .85rem;
  color: rgba(255,255,255,.35);
  line-height: 1.65;
  font-weight: 300;
  font-family: var(--font-mono);
  letter-spacing: .01em;
  padding-left: 12px;
  border-left: 2px solid rgba(255,255,255,.1);
  margin-bottom: 24px;
}

.project__impact {
  margin-top: 24px;
  padding: 20px 24px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 2px;
}

.project__impact-label {
  font-family: var(--font-mono);
  font-size: .52rem;
  color: rgba(255,255,255,.2);
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.project__impact-text {
  font-size: .85rem;
  color: rgba(255,255,255,.45);
  line-height: 1.7;
  font-weight: 300;
}

/* Accent no impact box por projeto */
.project--1 .project__impact { border-left: 2px solid rgba(0,200,255,.25); }
.project--2 .project__impact { border-left: 2px solid rgba(10,255,157,.25); }
.project--3 .project__impact { border-left: 2px solid rgba(255,107,53,.25); }
.project--4 .project__impact { border-left: 2px solid rgba(191,95,255,.25); }

/* ══ SKILLS — context por grupo ══ */
.skill-group__header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 24px;
}

.skill-group__content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.skill-group__context {
  font-family: var(--font-mono);
  font-size: .55rem;
  color: rgba(255,255,255,.2);
  letter-spacing: .06em;
  line-height: 1.4;
}

/* ══ CONTATO — CTA Cards ══ */
.contact__cta-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 40px;
}

.contact__cta-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 2px;
  background: rgba(255,255,255,.02);
  color: inherit;
  text-decoration: none;
  transition: background .2s, border-color .2s, transform .25s var(--ease-spring);
}

.contact__cta-card:hover {
  background: rgba(255,255,255,.05);
  border-color: rgba(255,255,255,.18);
  transform: translateX(6px);
}

.contact__cta-card--primary {
  border-color: rgba(255,255,255,.18);
  background: rgba(255,255,255,.04);
}

.contact__cta-card--primary:hover {
  background: rgba(255,255,255,.08);
  border-color: rgba(255,255,255,.35);
}

.contact__cta-card-icon {
  font-size: 1.2rem;
  color: rgba(255,255,255,.3);
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color .2s, border-color .2s, transform .25s var(--ease-spring);
}

.contact__cta-card:hover .contact__cta-card-icon {
  color: var(--color-white);
  border-color: rgba(255,255,255,.4);
  transform: rotate(45deg);
}

.contact__cta-card--primary .contact__cta-card-icon {
  color: rgba(255,255,255,.6);
  border-color: rgba(255,255,255,.25);
}

.contact__cta-card-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact__cta-card-text strong {
  font-size: .95rem;
  font-weight: 600;
  color: var(--color-white);
  letter-spacing: -.01em;
}

.contact__cta-card-text span {
  font-family: var(--font-mono);
  font-size: .57rem;
  color: rgba(255,255,255,.25);
  letter-spacing: .06em;
}

/* ══ CONTACT EMAIL — update position ══ */
.contact__email {
  margin-top: 8px;
  display: inline-flex;
}

/* ══ MOBILE RESPONSIVE — Approach + novos elementos ══ */
@media (max-width: 1024px) {
  .approach__header {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .approach__heading { grid-column: 1; }
  .approach__intro { grid-column: 1; max-width: 100%; }

  .approach__steps {
    grid-template-columns: 1fr;
    gap: 2px;
  }
}

@media (max-width: 800px) {
  .approach__steps {
    grid-template-columns: 1fr;
  }

  .project__impact {
    margin-top: 16px;
  }
}

@media (max-width: 640px) {
  .contact__cta-grid {
    gap: 6px;
  }

  .contact__cta-card {
    padding: 16px 18px;
    gap: 14px;
  }

  .contact__cta-card-icon {
    width: 30px;
    height: 30px;
    font-size: 1rem;
  }
}

/* ─────────────────────────────────────────────────────────
   CADENCE v3 — Raciocínio por trás + ajustes mobile
───────────────────────────────────────────────────────── */

/* ══ PROJECT__THINKING ══ */
.project__thinking {
  margin-top: 24px;
  padding: 18px 20px;
  background: rgba(255,255,255,.025);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 2px;
  border-left-width: 2px;
}

.project--1 .project__thinking { border-left-color: rgba(0,200,255,.2); }
.project--2 .project__thinking { border-left-color: rgba(10,255,157,.2); }
.project--3 .project__thinking { border-left-color: rgba(255,107,53,.2); }
.project--4 .project__thinking { border-left-color: rgba(191,95,255,.2); }

.project__thinking-label {
  font-family: var(--font-mono);
  font-size: .52rem;
  color: rgba(255,255,255,.2);
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.project__thinking-text {
  font-size: .85rem;
  color: rgba(255,255,255,.55);
  line-height: 1.7;
  font-weight: 300;
  font-style: italic;
}

/* ══ MOBILE — melhorias gerais ══ */
@media (max-width: 640px) {
  /* Hero title menor em telas muito pequenas */
  .hero__title {
    font-size: clamp(3.5rem, 16vw, 6rem);
  }

  /* Approach: steps em coluna única bem espaçada */
  .approach__step {
    padding: 28px 24px;
  }

  /* Projects: padding ajustado */
  .project__left,
  .project__right {
    padding: 64px 0 40px;
  }

  /* Skills: stack inteiro em coluna */
  .skills__grid {
    gap: 40px;
  }

  /* Contact CTA cards mais compactos */
  .contact__cta-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .contact__cta-card-icon {
    width: 32px;
    height: 32px;
    font-size: .9rem;
  }

  /* Footer em coluna */
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  /* Contact email mais legível */
  .contact__email {
    font-size: 1.1rem;
    flex-wrap: wrap;
    gap: 8px;
  }
}

/* Telas muito pequenas (< 380px) */
@media (max-width: 380px) {
  .hero__title {
    font-size: clamp(3rem, 18vw, 5rem);
    letter-spacing: -.04em;
  }

  .project__result-value {
    font-size: clamp(4rem, 20vw, 8rem);
  }

  .container {
    padding: 0 16px;
  }
}

/* ══ PROJECTS GITHUB BANNER ══ */
.projects__github-banner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 16px;
  margin: 0 var(--space-h, 48px);
  padding: 36px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 16px;
  background: rgba(255,255,255,.02);
}

.projects__github-banner-text {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.projects__github-banner-label {
  font-family: var(--font-mono);
  font-size: .53rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.25);
}

.projects__github-banner-msg {
  font-size: 1rem;
  color: rgba(255,255,255,.55);
  margin: 0;
  line-height: 1.4;
}

.projects__github-banner-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  padding: 0;
  font-family: var(--font-sans);
  font-size: .88rem;
  font-weight: 500;
  color: rgba(255,255,255,.4);
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s, gap .2s;
  flex-shrink: 0;
  letter-spacing: .01em;
}

.projects__github-banner-btn:hover {
  color: rgba(255,255,255,.85);
  gap: 12px;
}

@media (max-width: 640px) {
  .projects__github-banner {
    margin: 0 16px;
    padding: 20px 20px;
    flex-direction: column;
    align-items: flex-start;
  }

  .projects__github-banner-btn {
    align-self: flex-start;
  }
}

/* ══ CONTACT FORM ══ */
.contact__form-wrap {
  margin-top: 72px;
  padding-top: 56px;
  border-top: 1px solid rgba(255,255,255,.07);
}

.contact__form-header {
  display: flex;
  align-items: baseline;
  gap: 24px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.contact__form-tag {
  font-family: var(--font-mono);
  font-size: .57rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
  white-space: nowrap;
}

.contact__form-desc {
  font-size: .9rem;
  color: rgba(255,255,255,.3);
  line-height: 1.5;
  margin: 0;
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact__form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact__field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact__label {
  font-family: var(--font-mono);
  font-size: .57rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.35);
}

.contact__label-opt {
  color: rgba(255,255,255,.18);
  text-transform: none;
  letter-spacing: 0;
}

.contact__input {
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 10px;
  padding: 14px 16px;
  font-family: var(--font-sans);
  font-size: .95rem;
  color: var(--color-white);
  outline: none;
  transition: border-color .2s, background .2s;
  width: 100%;
  box-sizing: border-box;
}

.contact__input::placeholder {
  color: rgba(255,255,255,.2);
}

.contact__input:focus {
  border-color: rgba(255,255,255,.22);
  background: rgba(255,255,255,.05);
}

.contact__textarea {
  resize: vertical;
  min-height: 110px;
  line-height: 1.6;
}

/* ── Zona de anexo ── */
.contact__attach {
  position: relative;
  border: 1.5px dashed rgba(255,255,255,.12);
  border-radius: 12px;
  background: rgba(255,255,255,.02);
  padding: 24px 20px;
  cursor: none;
  transition: border-color .2s, background .2s;
  display: flex;
  align-items: center;
}

.contact__attach:hover,
.contact__attach:focus-within {
  border-color: rgba(0,212,255,.35);
  background: rgba(0,212,255,.03);
}

.contact__attach--drag {
  border-color: rgba(0,212,255,.6);
  background: rgba(0,212,255,.06);
}

.contact__attach-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: none;
  z-index: 2;
}

.contact__attach-idle[hidden],
.contact__attach-preview[hidden] {
  display: none !important;
}

.contact__attach-idle {
  display: flex;
  align-items: center;
  gap: 16px;
  pointer-events: none;
  width: 100%;
}

.contact__attach-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.1);
  background: rgba(255,255,255,.04);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.35);
  flex-shrink: 0;
  transition: color .2s, border-color .2s;
}

.contact__attach:hover .contact__attach-icon,
.contact__attach--drag .contact__attach-icon {
  color: rgba(0,212,255,.7);
  border-color: rgba(0,212,255,.3);
}

.contact__attach-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact__attach-cta {
  font-size: .9rem;
  color: rgba(255,255,255,.45);
  line-height: 1.4;
}

.contact__attach-cta u {
  text-decoration-color: rgba(0,212,255,.4);
  color: rgba(0,212,255,.75);
  text-underline-offset: 3px;
}

.contact__attach-hint {
  font-family: var(--font-mono);
  font-size: .53rem;
  letter-spacing: .06em;
  color: rgba(255,255,255,.2);
}

/* Estado: arquivo selecionado */
.contact__attach-preview {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  pointer-events: none;
}

.contact__attach-file-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  border: 1px solid rgba(0,212,255,.25);
  background: rgba(0,212,255,.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(0,212,255,.75);
  flex-shrink: 0;
}

.contact__attach-file-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1;
  min-width: 0;
}

.contact__attach-file-name {
  font-size: .9rem;
  color: rgba(255,255,255,.7);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.contact__attach-file-size {
  font-family: var(--font-mono);
  font-size: .53rem;
  color: rgba(255,255,255,.25);
  letter-spacing: .05em;
}

.contact__attach-remove {
  pointer-events: all;
  position: relative;
  z-index: 3;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 6px;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.35);
  cursor: none;
  flex-shrink: 0;
  transition: background .15s, color .15s;
}

.contact__attach-remove:hover {
  background: rgba(255,80,80,.12);
  border-color: rgba(255,80,80,.3);
  color: rgba(255,120,120,.8);
}

/* ── Rodapé do form ── */
.contact__form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.contact__form-note {
  font-family: var(--font-mono);
  font-size: .57rem;
  letter-spacing: .05em;
  color: rgba(255,255,255,.25);
  margin: 0;
}

.contact__form-note--error {
  color: rgba(255,100,100,.7);
}

.contact__form-note--ok {
  color: rgba(0,212,255,.65);
}

.contact__submit {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #00D4FF;
  color: #000;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: .9rem;
  letter-spacing: .01em;
  border: none;
  border-radius: 10px;
  padding: 14px 24px;
  cursor: none;
  transition: background .2s, transform .15s, box-shadow .2s;
  white-space: nowrap;
}

.contact__submit:hover {
  background: #33DDFF;
  box-shadow: 0 0 24px rgba(0,212,255,.3);
  transform: translateY(-1px);
}

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

.contact__submit:disabled {
  opacity: .5;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.contact__submit-arrow {
  transition: transform .2s;
}

.contact__submit:hover .contact__submit-arrow {
  transform: translateX(3px);
}

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

  .contact__form-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .contact__submit {
    justify-content: center;
  }

  .contact__form-header {
    flex-direction: column;
    gap: 8px;
  }
}

/* ══ PRINT — básico ══ */
@media print {
  .intro, .cursor, .nav-dots, .progress-bar,
  .hamburger, .mobile-menu { display: none !important; }

  body { background: white; color: black; }
  a { color: black; }
}