/* ============================================================
   ARIANE ARCHANJO — ariarch.tech
   style.css  |  brand kit v2 — identidade oficial
   Paleta: Cyan #00d4e8 · Violet #a855f7
   Fundos: #0e1117 / #131720 / #171d29
   Tipografia: Raleway (títulos) · Space Mono (labels/code)
   ============================================================ */

/* ──────────────────────────────────────────────
   1. VARIÁVEIS & RESET
   ────────────────────────────────────────────── */
:root {
  /* Brand Kit v2 — cores exatas */
  --cyan:        #00d4e8;
  --cyan-dim:    rgba(0, 212, 232, 0.08);
  --cyan-bd:     rgba(0, 212, 232, 0.2);
  --cyan-glow:   rgba(0, 212, 232, 0.15);

  --violet:      #a855f7;
  --violet-dim:  rgba(168, 85, 247, 0.08);
  --violet-bd:   rgba(168, 85, 247, 0.2);
  --violet-glow: rgba(168, 85, 247, 0.15);

  --green:       #22d970;

  /* Fundos brand kit */
  --bg:          #0e1117;
  --bg-2:        #131720;
  --bg-3:        #171d29;
  --bg-card:     rgba(255, 255, 255, 0.025);

  /* Bordas */
  --border:      rgba(255, 255, 255, 0.07);
  --border-hi:   rgba(255, 255, 255, 0.12);

  /* Texto brand kit */
  --text:        #dde4ee;
  --text-dim:    #8898aa;
  --text-mute:   #3d4e63;

  /* Tipografia brand kit */
  --font-head:   'Raleway', sans-serif;
  --font-mono:   'Space Mono', monospace;

  --radius:      12px;
  --radius-sm:   6px;
  --section-gap: 5rem;
  --ease:        cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="light"] {
  --bg:        #eef2f7;
  --bg-2:      #e2e8f2;
  --bg-3:      #d8e0ec;
  --bg-card:   rgba(0, 0, 0, 0.03);
  --border:    rgba(0, 0, 0, 0.07);
  --border-hi: rgba(0, 0, 0, 0.12);
  --text:      #1a2130;
  --text-dim:  #4a6070;
  --text-mute: #8898aa;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-head);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
}

/* Grade sutil — brand kit */
body::before {
  content: '';
  position: fixed; inset: 0;
  pointer-events: none; z-index: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.013) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.013) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 50% at 50% 0%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 90% 50% at 50% 0%, black 20%, transparent 100%);
}

::selection { background: var(--cyan); color: var(--bg); }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; }

/* ──────────────────────────────────────────────
   2. CURSOR
   ────────────────────────────────────────────── */
.cursor,
.cursor-follower {
  position: fixed; border-radius: 50%;
  pointer-events: none; z-index: 9999;
  transform: translate(-50%, -50%);
}
.cursor { width: 6px; height: 6px; background: var(--cyan); }
.cursor-follower {
  width: 28px; height: 28px;
  border: 1px solid rgba(0, 212, 232, 0.4);
  transition: width 0.3s, height 0.3s, border-color 0.3s, background 0.3s;
}
.cursor-follower.hovered {
  width: 44px; height: 44px;
  border-color: var(--cyan);
  background: var(--cyan-dim);
}
@media (hover: none) { .cursor, .cursor-follower { display: none; } }

/* ──────────────────────────────────────────────
   3. SCROLLBAR
   ────────────────────────────────────────────── */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: var(--cyan);
  border-radius: 99px;
}

/* ──────────────────────────────────────────────
   4. UTILITÁRIOS
   ────────────────────────────────────────────── */
.container {
  max-width: 1100px; margin: 0 auto;
  padding: 0 1.5rem;
  position: relative; z-index: 1;
}

.accent  { color: var(--cyan); }
.accent2 { color: var(--violet); }
.section { padding: var(--section-gap) 0; }

/* Section label — brand kit: Space Mono + cyan numbering */
.section-label {
  display: inline-flex; align-items: center; gap: 0.75rem;
  font-family: var(--font-mono); font-size: 0.65rem;
  letter-spacing: 0.25em; text-transform: uppercase;
  color: var(--text-mute); margin-bottom: 1.4rem;
}
.section-label span { color: var(--cyan); }
.section-label::after {
  content: ''; display: block;
  flex: 1; min-width: 40px; max-width: 80px; height: 1px;
  background: linear-gradient(90deg, var(--border), transparent);
}

/* Section title — Raleway 800, brand kit */
.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text);
  line-height: 1.05;
  margin-bottom: 1.2rem;
}
.section-title strong { font-weight: 800; color: var(--cyan); }
.section-title .av    { color: var(--violet); }

.section-sub {
  font-family: var(--font-head);
  color: var(--text-dim);
  max-width: 540px;
  margin-bottom: 3rem;
  font-size: 0.88rem;
  line-height: 1.9;
}

/* ──────────────────────────────────────────────
   5. BOTÕES
   ────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.72rem 1.6rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono); font-size: 0.68rem;
  font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  cursor: pointer; border: none;
  transition: all 0.25s var(--ease);
}

.btn-primary {
  background: var(--cyan); color: var(--bg);
}
.btn-primary:hover {
  background: #1ae0f5;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px var(--cyan-glow);
}

.btn-ghost {
  background: transparent; color: var(--text);
  border: 1px solid var(--border-hi);
}
.btn-ghost:hover {
  border-color: var(--cyan-bd); color: var(--cyan);
  transform: translateY(-2px);
}

.btn-outline-cyan {
  background: transparent; color: var(--cyan);
  border: 1px solid var(--cyan-bd);
}
.btn-outline-cyan:hover {
  background: var(--cyan-dim);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--cyan-glow);
}

.btn-sm { padding: 0.52rem 1.1rem; font-size: 0.62rem; }

/* ──────────────────────────────────────────────
   6. REVEAL
   ────────────────────────────────────────────── */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.65s var(--ease), transform 0.65s var(--ease);
}
.reveal.visible { opacity: 1; transform: none; }

/* ──────────────────────────────────────────────
   7. NAVBAR
   ────────────────────────────────────────────── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000; padding: 1.2rem 0;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease), padding 0.35s;
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(14, 17, 23, 0.92);
  backdrop-filter: blur(16px) saturate(1.4);
  border-bottom-color: var(--border);
  padding: 0.75rem 0;
}

.nav-inner {
  max-width: 1100px; margin: 0 auto;
  padding: 0 1.5rem;
  display: flex; align-items: center; gap: 2rem;
}

/* Logo — ariarch.dev style */
.nav-logo {
  font-family: var(--font-head);
  font-size: 1.05rem; font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text);
  flex-shrink: 0;
}
.nav-logo .ext { color: var(--cyan); }
.nav-logo em { font-style: normal; }

.nav-links {
  display: flex; gap: 0.25rem;
  list-style: none; margin-left: auto;
}

.nav-link {
  font-family: var(--font-mono); font-size: 0.65rem;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--text-dim); padding: 0.45rem 0.8rem;
  border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}
.nav-link:hover, .nav-link.active {
  color: var(--cyan);
  background: var(--cyan-dim);
}

.nav-actions {
  display: flex; align-items: center; gap: 0.6rem; flex-shrink: 0;
}

.theme-toggle {
  background: var(--bg-3); border: 1px solid var(--border);
  color: var(--text-dim); width: 34px; height: 34px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; cursor: pointer;
  transition: all 0.2s;
}
.theme-toggle:hover { border-color: var(--cyan-bd); color: var(--cyan); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: 1px solid var(--border);
  width: 34px; height: 34px; padding: 0;
  align-items: center; justify-content: center;
  border-radius: var(--radius-sm); cursor: pointer;
  transition: border-color 0.2s;
}
.hamburger span {
  display: block; width: 16px; height: 1.5px;
  background: var(--text-dim);
  transition: transform 0.3s var(--ease), opacity 0.3s, background 0.2s;
}
.hamburger.open { border-color: var(--cyan-bd); }
.hamburger.open span { background: var(--cyan); }
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    position: fixed; inset: 0; top: 0;
    flex-direction: column; justify-content: center; align-items: center;
    background: var(--bg); gap: 0.5rem;
    transform: translateX(100%);
    transition: transform 0.35s var(--ease);
    z-index: 999;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-link { font-size: 0.85rem; padding: 0.8rem 2rem; }
}

/* ──────────────────────────────────────────────
   8. HERO
   ────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 8rem 1.5rem 5rem;
  position: relative; overflow: hidden;
}

/* Glow orbs — brand kit */
.hero-glow-a, .hero-glow-b {
  position: absolute; border-radius: 50%;
  pointer-events: none; z-index: 0;
}
.hero-glow-a {
  width: 600px; height: 600px; top: -200px; left: -150px;
  background: radial-gradient(circle, rgba(0,212,232,0.06) 0%, transparent 65%);
}
.hero-glow-b {
  width: 500px; height: 500px; bottom: -100px; right: -100px;
  background: radial-gradient(circle, rgba(168,85,247,0.07) 0%, transparent 65%);
}

.hero-content {
  max-width: 1100px; margin: 0 auto; width: 100%;
  position: relative; z-index: 1;
}

/* Available tag — brand kit */
.hero-tag {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.62rem;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--text-mute); margin-bottom: 2rem;
  border: 1px solid var(--border);
  padding: 0.38rem 0.85rem;
  border-radius: 999px;
}
.hero-tag .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse-dot 2.5s infinite;
}
@keyframes pulse-dot {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.5; transform: scale(0.8); }
}

/* Hero name — Raleway 800, brand spec */
.hero-name {
  font-family: var(--font-head);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.95;
  color: var(--text);
  margin-bottom: 1.6rem;
}
.hero-name .line { display: block; }
.hero-name .accent  { color: var(--cyan); }
.hero-name .accent2 { color: var(--violet); }

.hero-tagline {
  font-family: var(--font-head);
  font-size: 0.95rem; color: var(--text-dim);
  max-width: 480px; margin-bottom: 0.8rem; line-height: 1.75;
}

/* Typed text — Space Mono */
.hero-title {
  font-family: var(--font-mono);
  font-size: 0.82rem; color: var(--cyan);
  letter-spacing: 0.06em; margin-bottom: 0.4rem; min-height: 1.4em;
}
.typed-cursor {
  animation: blink 1s step-end infinite; color: var(--cyan);
}
@keyframes blink { 50% { opacity: 0; } }

.hero-desc {
  font-family: var(--font-head);
  font-size: 0.88rem; color: var(--text-dim);
  max-width: 500px; margin-bottom: 2.2rem; line-height: 1.85;
}

.hero-cta {
  display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 3.5rem;
}

/* Stats */
.hero-stats {
  display: flex; align-items: center; gap: 2.5rem;
  flex-wrap: wrap;
}
.stat { display: flex; align-items: baseline; gap: 0.5rem; }
.stat-num {
  font-family: var(--font-head);
  font-size: 2.2rem; font-weight: 800;
  letter-spacing: -0.04em; color: var(--text);
}
.stat-label {
  font-family: var(--font-mono); font-size: 0.6rem;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-mute); line-height: 1.4;
}
.stat-divider {
  width: 1px; height: 40px;
  background: var(--border-hi);
}

/* ──────────────────────────────────────────────
   9. SERVIÇOS
   ────────────────────────────────────────────── */
.services { background: var(--bg-2); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 3rem;
}

.service-card {
  background: var(--bg-3);
  padding: 2rem 1.8rem;
  position: relative; overflow: hidden;
  transition: background 0.25s;
}
.service-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  opacity: 0; transition: opacity 0.3s;
}
.service-card:hover { background: var(--bg-2); }
.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 38px; height: 38px;
  background: var(--cyan-dim); border: 1px solid var(--cyan-bd);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--cyan); font-size: 0.9rem;
  margin-bottom: 1.2rem;
}

.service-name {
  font-family: var(--font-head);
  font-size: 1rem; font-weight: 800;
  letter-spacing: -0.02em; color: var(--text);
  margin-bottom: 0.75rem;
}
.service-name strong { color: var(--cyan); font-weight: 800; }

.service-desc {
  font-family: var(--font-head);
  font-size: 0.8rem; color: var(--text-dim);
  line-height: 1.75; margin-bottom: 1.2rem;
}

.service-benefit {
  display: flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.6rem;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--cyan);
}

/* ──────────────────────────────────────────────
   10. SOBRE
   ────────────────────────────────────────────── */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: start; margin-top: 3rem;
}

.about-body { margin-bottom: 2rem; }
.about-body p {
  font-family: var(--font-head); font-size: 0.88rem;
  color: var(--text-dim); line-height: 1.85; margin-bottom: 0.9rem;
}
.about-body strong { color: var(--text); font-weight: 700; }

/* About card — brand kit box with corner marks */
.about-card {
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 0;
  position: relative; overflow: hidden;
}
.about-card::before {
  content: '';
  position: absolute; top: -1px; left: -1px;
  width: 14px; height: 14px;
  border-top: 2px solid var(--cyan); border-left: 2px solid var(--cyan);
}
.about-card::after {
  content: '';
  position: absolute; bottom: -1px; right: -1px;
  width: 14px; height: 14px;
  border-bottom: 2px solid var(--cyan); border-right: 2px solid var(--cyan);
}
.card-inner { padding: 1.75rem; }
.card-line {
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
}

.card-row {
  display: flex; align-items: center; gap: 0.85rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-head); font-size: 0.82rem; color: var(--text-dim);
}
.card-row:last-child { border-bottom: none; }
.card-row i { color: var(--cyan); font-size: 0.78rem; width: 16px; text-align: center; flex-shrink: 0; }

/* Diferenciais */
.diffs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
  border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
  margin-top: 1.5rem;
}
.diff-card {
  background: var(--bg-3); padding: 1.75rem 1.5rem;
  transition: background 0.25s;
}
.diff-card:hover { background: var(--bg-2); }

.diff-icon {
  width: 34px; height: 34px; border-radius: var(--radius-sm);
  background: var(--cyan-dim); border: 1px solid var(--cyan-bd);
  display: flex; align-items: center; justify-content: center;
  color: var(--cyan); font-size: 0.8rem; margin-bottom: 1rem;
}
.diff-title {
  font-family: var(--font-head); font-size: 0.92rem;
  font-weight: 700; color: var(--text); margin-bottom: 0.5rem;
}
.diff-title strong { color: var(--cyan); }
.diff-desc {
  font-family: var(--font-head); font-size: 0.78rem;
  color: var(--text-dim); line-height: 1.7;
}

@media (max-width: 768px) {
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

/* ──────────────────────────────────────────────
   11. PROJETOS
   ────────────────────────────────────────────── */
.projects { background: var(--bg-2); }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1px;
  border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
  margin-top: 3rem;
}

.project-card {
  background: var(--bg-3); padding: 1.8rem;
  display: flex; flex-direction: column; gap: 0.75rem;
  position: relative; overflow: hidden;
  transition: background 0.25s, transform 0.35s var(--ease);
}
.project-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan-bd), transparent);
  opacity: 0; transition: opacity 0.3s;
}
.project-card:hover { background: var(--bg-2); }
.project-card:hover::before { opacity: 1; }

.project-top {
  display: flex; justify-content: space-between; align-items: flex-start;
}
.project-icons {
  width: 36px; height: 36px; background: var(--cyan-dim);
  border: 1px solid var(--cyan-bd); border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--cyan); font-size: 0.85rem;
}
.project-links { display: flex; gap: 0.5rem; }
.project-links a {
  color: var(--text-mute); font-size: 0.82rem;
  transition: color 0.2s, transform 0.2s;
}
.project-links a:hover { color: var(--cyan); transform: translateY(-2px); }

.project-name {
  font-family: var(--font-head); font-size: 1.05rem;
  font-weight: 800; letter-spacing: -0.03em; color: var(--text);
}
.project-name strong { color: var(--cyan); font-weight: 800; }

.project-result {
  display: flex; align-items: center; gap: 0.45rem;
  font-family: var(--font-mono); font-size: 0.6rem;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--violet); background: var(--violet-dim);
  border: 1px solid var(--violet-bd); border-radius: 999px;
  padding: 0.25rem 0.7rem; align-self: flex-start;
}

.project-desc {
  font-family: var(--font-head); font-size: 0.8rem;
  color: var(--text-dim); line-height: 1.75; flex: 1;
}

.project-tech {
  display: flex; flex-wrap: wrap; gap: 0.4rem;
}
.project-tech span {
  background: var(--bg); border: 1px solid var(--border);
  color: var(--text-mute); font-family: var(--font-mono);
  font-size: 0.58rem; letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.2rem 0.6rem; border-radius: 4px;
  transition: border-color 0.2s, color 0.2s;
}
.project-tech span:hover { border-color: var(--cyan-bd); color: var(--cyan); }

/* ──────────────────────────────────────────────
   12. EXPERIÊNCIA / TIMELINE
   ────────────────────────────────────────────── */
.timeline-wrap {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 3rem; margin-top: 3rem;
}
@media (max-width: 768px) { .timeline-wrap { grid-template-columns: 1fr; } }

.timeline-heading {
  font-family: var(--font-mono); font-size: 0.65rem;
  font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--cyan); margin-bottom: 1.5rem;
  display: flex; align-items: center; gap: 0.5rem;
}

.timeline { display: flex; flex-direction: column; gap: 0; }

.timeline-item {
  display: flex; gap: 1.2rem; padding-bottom: 1.8rem;
  position: relative;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: '';
  position: absolute; left: 7px; top: 16px; bottom: 0;
  width: 1px; background: var(--border);
}
.timeline-item:last-child::before { display: none; }

.tl-dot {
  width: 15px; height: 15px; border-radius: 50%; flex-shrink: 0;
  border: 2px solid var(--border-hi); background: var(--bg);
  margin-top: 3px;
  transition: border-color 0.2s, background 0.2s;
}
.timeline-item.active .tl-dot {
  border-color: var(--cyan);
  background: var(--cyan-dim);
  box-shadow: 0 0 8px var(--cyan-glow);
}

.tl-content { flex: 1; }
.tl-date {
  font-family: var(--font-mono); font-size: 0.58rem;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--cyan);
  margin-bottom: 0.3rem; display: block;
}
.tl-content h4 {
  font-family: var(--font-head); font-size: 0.9rem;
  font-weight: 800; letter-spacing: -0.02em; color: var(--text);
  margin-bottom: 0.2rem;
}
.tl-company {
  font-family: var(--font-head); font-size: 0.75rem;
  color: var(--text-dim); margin-bottom: 0.45rem;
}
.tl-desc {
  font-family: var(--font-head); font-size: 0.78rem;
  color: var(--text-mute); line-height: 1.7; margin-bottom: 0.5rem;
}
.tl-tags { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.tl-tags span {
  background: var(--bg-3); border: 1px solid var(--border);
  color: var(--text-mute); font-family: var(--font-mono);
  font-size: 0.56rem; letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.18rem 0.55rem; border-radius: 4px;
}
.tl-badge {
  display: inline-flex; align-items: center; gap: 0.3rem;
  background: var(--violet-dim); border: 1px solid var(--violet-bd);
  color: var(--violet); font-family: var(--font-mono);
  font-size: 0.56rem; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 0.2rem 0.6rem; border-radius: 999px;
}

/* Highlights */
.highlights-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 0.6rem; margin-top: 1.5rem;
}
.highlight-card {
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 0.85rem;
  display: flex; flex-direction: column; gap: 0.2rem;
  transition: border-color 0.25s;
}
.highlight-card:hover { border-color: var(--cyan-bd); }
.highlight-active { border-color: var(--cyan-bd); background: var(--cyan-dim); }
.hl-date { font-family: var(--font-mono); font-size: 0.56rem; color: var(--cyan); letter-spacing: 0.1em; text-transform: uppercase; }
.highlight-card strong { font-family: var(--font-head); font-size: 0.8rem; font-weight: 700; color: var(--text); line-height: 1.3; }
.hl-sub { font-family: var(--font-head); font-size: 0.68rem; color: var(--text-mute); line-height: 1.5; }
.highlights-grid .highlight-card:first-child { grid-column: 1 / -1; }
@media (max-width: 480px) {
  .highlights-grid { grid-template-columns: 1fr; }
  .highlights-grid .highlight-card:first-child { grid-column: auto; }
}

/* ──────────────────────────────────────────────
   14. CONTATO
   ────────────────────────────────────────────── */
.contact { background: var(--bg-2); }

.contact-cta-box {
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 3rem;
  text-align: center; position: relative; overflow: hidden;
  margin-bottom: 3rem;
}
.contact-cta-box::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
}
.contact-cta-box .cta-glow {
  position: absolute; top: -60px; left: 50%; transform: translateX(-50%);
  width: 400px; height: 200px;
  background: radial-gradient(ellipse, rgba(0,212,232,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.contact-cta-box h3 {
  font-family: var(--font-head); font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 800; letter-spacing: -0.04em; color: var(--text);
  margin-bottom: 0.75rem; position: relative; z-index: 1;
}
.contact-cta-box h3 strong { color: var(--cyan); }
.contact-cta-box p {
  font-family: var(--font-head); font-size: 0.88rem;
  color: var(--text-dim); margin-bottom: 2rem;
  position: relative; z-index: 1;
}
.contact-cta-btns {
  display: flex; justify-content: center; flex-wrap: wrap;
  gap: 0.85rem; position: relative; z-index: 1;
}

.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 2.5rem; align-items: start;
}
@media (max-width: 768px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-links { display: flex; flex-direction: column; gap: 0.75rem; }
.contact-card {
  display: flex; align-items: center; gap: 1rem;
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 0.9rem 1.1rem;
  transition: border-color 0.25s, transform 0.25s var(--ease);
}
.contact-card:hover {
  border-color: var(--cyan-bd); transform: translateX(5px);
}
.contact-icon {
  width: 38px; height: 38px; border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem; flex-shrink: 0;
}
.contact-icon.whatsapp { background: rgba(34,217,112,0.1); color: #22d970; border: 1px solid rgba(34,217,112,0.2); }
.contact-icon.linkedin { background: rgba(10,102,194,0.1); color: #0a66c2; border: 1px solid rgba(10,102,194,0.2); }
.contact-icon.github   { background: var(--bg); border: 1px solid var(--border-hi); color: var(--text); }
.contact-icon.gmail    { background: var(--cyan-dim); border: 1px solid var(--cyan-bd); color: var(--cyan); }

.contact-info { flex: 1; display: flex; flex-direction: column; gap: 0.1rem; }
.contact-info strong {
  font-family: var(--font-head); font-size: 0.88rem;
  font-weight: 700; color: var(--text);
}
.contact-info span { font-family: var(--font-head); font-size: 0.72rem; color: var(--text-mute); }
.contact-arrow { color: var(--text-mute); font-size: 0.7rem; transition: color 0.2s, transform 0.2s; }
.contact-card:hover .contact-arrow { color: var(--cyan); transform: translateX(3px); }

/* Terminal card */
.msg-card {
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
}
.msg-header {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.55rem 1rem; border-bottom: 1px solid var(--border);
  background: var(--bg-2); font-family: var(--font-mono);
  font-size: 0.62rem; letter-spacing: 0.1em; color: var(--text-mute);
}
.msg-header::before {
  content: '';
  width: 7px; height: 7px; border-radius: 50%; background: var(--cyan);
  box-shadow: 14px 0 0 rgba(168,85,247,0.6), 28px 0 0 rgba(255,255,255,0.15);
}
.msg-header i { color: var(--cyan); }
.msg-body { padding: 1.5rem; }
.msg-body p { font-family: var(--font-head); font-size: 0.82rem; color: var(--text-mute); margin-bottom: 1rem; }
.msg-body ul { display: flex; flex-direction: column; gap: 0.6rem; }
.msg-body li {
  display: flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-head); font-size: 0.8rem; color: var(--text);
}
.msg-body li i { color: var(--cyan); font-size: 0.6rem; }

/* ──────────────────────────────────────────────
   15. FOOTER
   ────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border); padding: 2rem 0;
  background: var(--bg); position: relative; z-index: 1;
}
.footer-inner {
  display: flex; align-items: center;
  justify-content: space-between; flex-wrap: wrap; gap: 1rem;
}
.footer-inner p {
  font-family: var(--font-mono); font-size: 0.62rem;
  color: var(--text-mute); text-align: center; letter-spacing: 0.06em;
}
.footer-socials { display: flex; gap: 1rem; }
.footer-socials a {
  color: var(--text-mute); font-size: 0.88rem;
  transition: color 0.2s, transform 0.2s;
}
.footer-socials a:hover { color: var(--cyan); transform: translateY(-2px); }

/* ──────────────────────────────────────────────
   16. BACK TO TOP
   ────────────────────────────────────────────── */
.back-top {
  position: fixed; bottom: 2rem; right: 2rem;
  width: 38px; height: 38px; background: var(--bg-3);
  border: 1px solid var(--border-hi); color: var(--cyan);
  border-radius: var(--radius-sm); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.78rem; opacity: 0; pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.3s, transform 0.3s var(--ease), box-shadow 0.3s;
  z-index: 900;
}
.back-top.visible { opacity: 1; pointer-events: auto; transform: none; }
.back-top:hover {
  background: var(--cyan); color: var(--bg);
  box-shadow: 0 6px 20px var(--cyan-glow); transform: translateY(-2px);
}

/* ──────────────────────────────────────────────
   17. RESPONSIVIDADE
   ────────────────────────────────────────────── */
@media (max-width: 480px) {
  .hero { padding: 7rem 1rem 4rem; }
  .hero-stats { gap: 1rem; }
  .stat-divider { height: 30px; }
  .hero-cta { flex-direction: column; align-items: flex-start; }
  .footer-inner { justify-content: center; }
  .contact-cta-box { padding: 2rem 1.25rem; }
  .services-grid,
  .projects-grid,
  .skills-grid,
  .diffs-grid { grid-template-columns: 1fr; }
}
/* ──────────────────────────────────────────────
   18. AVALIAÇÕES
   ────────────────────────────────────────────── */
.reviews { background: var(--bg); }

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
  margin-top: 3rem;
}

.review-card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  transition: border-color 0.25s, transform 0.25s var(--ease), box-shadow 0.25s;
}
.review-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.review-featured {
  border-color: var(--cyan-bd);
  background: linear-gradient(160deg, rgba(0,212,232,0.04) 0%, var(--bg-3) 60%);
  position: relative;
  overflow: hidden;
}
.review-featured::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
}
.review-featured:hover {
  box-shadow: 0 12px 40px rgba(0,212,232,0.12);
}

.review-top {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.review-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--violet));
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-head);
  font-size: 0.72rem; font-weight: 800;
  color: var(--bg);
  flex-shrink: 0;
}

.review-meta {
  flex: 1;
  display: flex; flex-direction: column; gap: 2px;
}
.review-name {
  font-family: var(--font-head);
  font-size: 0.88rem; font-weight: 700; color: var(--text);
}
.review-project {
  font-family: var(--font-mono);
  font-size: 0.58rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--cyan);
}

.review-stars {
  font-size: 0.75rem;
  color: #f59e0b;
  letter-spacing: 1px;
  flex-shrink: 0;
}

.review-bubble {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.1rem 1.3rem;
  position: relative;
}
.review-bubble::before {
  content: '\201C';
  position: absolute; top: -2px; left: 12px;
  font-family: Georgia, serif;
  font-size: 2.5rem; line-height: 1;
  color: var(--cyan); opacity: 0.4;
  pointer-events: none;
}
.review-bubble p {
  font-family: var(--font-head);
  font-size: 0.84rem;
  color: var(--text-dim);
  line-height: 1.75;
  margin-bottom: 0.5rem;
}
.review-bubble p:last-child { margin-bottom: 0; }

.review-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}
.review-tag {
  font-family: var(--font-mono);
  font-size: 0.58rem; letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-mute);
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: 0.2rem 0.6rem; border-radius: 999px;
}
.review-link {
  font-family: var(--font-mono);
  font-size: 0.6rem; letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan); text-decoration: none;
  transition: opacity 0.2s;
}
.review-link:hover { opacity: 0.7; }

/* CTA placeholder card */
.review-cta {
  border-style: dashed;
  display: flex; align-items: center; justify-content: center;
}
.review-cta-inner {
  text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 1rem;
}
.review-cta-icon {
  font-size: 1.8rem; color: var(--cyan); opacity: 0.4;
  line-height: 1;
}
.review-cta-text {
  font-family: var(--font-head);
  font-size: 0.84rem; color: var(--text-mute);
  line-height: 1.7;
}