/* ==========================================================================
   PORTFÓLIO PREMIUM — STYLE.CSS
   Estrutura: Tokens > Reset > Utilitários > Layout > Componentes > Seções > Responsivo
   ========================================================================== */

/* ---------------------------------------------------------------------- */
/* 1. DESIGN TOKENS                                                       */
/* ---------------------------------------------------------------------- */
:root {
  /* Cores base */
  --bg: #09090b;
  --bg-elevated: #0c0c0f;
  --card: #111114;
  --card-hover: #16161a;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);

  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-tertiary: #71717a;

  /* Acentos neon */
  --accent-blue: #4c7cff;
  --accent-blue-soft: rgba(76, 124, 255, 0.16);
  --accent-purple: #a855f7;
  --accent-purple-soft: rgba(168, 85, 247, 0.16);
  --accent-gradient: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));

  /* Tipografia */
  --font-display: "Outfit", "Inter", sans-serif;
  --font-body: "Inter", sans-serif;

  /* Espaçamento & layout */
  --container-w: 1200px;
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-full: 999px;

  /* Sombra & blur */
  --shadow-soft: 0 20px 60px -20px rgba(0, 0, 0, 0.6);
  --shadow-glow-blue: 0 0 80px -10px rgba(76, 124, 255, 0.35);
  --shadow-glow-purple: 0 0 80px -10px rgba(168, 85, 247, 0.3);
  --blur-glass: blur(20px);

  /* Movimento */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast: 0.25s;
  --dur-med: 0.5s;
  --dur-slow: 0.9s;

  --header-h: 84px;
}

/* ---------------------------------------------------------------------- */
/* 2. RESET                                                               */
/* ---------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, textarea { font: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

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

/* Foco visível para acessibilidade */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 3px;
  border-radius: 6px;
}

/* Respeita usuários que preferem menos animação */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--card);
  color: var(--text-primary);
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  z-index: 999;
  transition: top var(--dur-fast) var(--ease-out);
}
.skip-link:focus { top: 20px; }

/* ---------------------------------------------------------------------- */
/* 3. UTILITÁRIOS / LAYOUT                                                */
/* ---------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 24px;
}

section { position: relative; padding: 140px 0; }
section#inicio { padding-top: calc(var(--header-h) + 60px); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-blue);
  margin-bottom: 18px;
}
.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-blue);
  box-shadow: 0 0 0 4px var(--accent-blue-soft);
  animation: pulse-dot 2.2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.section-head { max-width: 640px; margin-bottom: 64px; }
.section-title {
  font-size: clamp(2rem, 3.6vw, 3rem);
  color: var(--text-primary);
  margin-bottom: 18px;
}
.section-description {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 52ch;
}

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

/* Reveal on scroll */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

/* ---------------------------------------------------------------------- */
/* 4. BOTÕES                                                              */
/* ---------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius-full);
  font-weight: 500;
  font-size: 0.95rem;
  white-space: nowrap;
  transition: transform var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out),
              background var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
  border: 1px solid transparent;
}
.btn svg { transition: transform var(--dur-fast) var(--ease-out); }
.btn:hover svg { transform: translateX(3px); }

.btn--primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 8px 30px -10px rgba(76, 124, 255, 0.55);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 36px -10px rgba(76, 124, 255, 0.65); }
.btn--primary:active { transform: translateY(0); }

.btn--ghost {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--border);
  color: var(--text-primary);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
}
.btn--ghost:hover { border-color: var(--border-strong); background: rgba(255, 255, 255, 0.06); transform: translateY(-2px); }

.btn--sm { padding: 9px 18px; font-size: 0.85rem; }
.btn--lg { padding: 16px 34px; font-size: 1rem; margin-top: 8px; }

/* ---------------------------------------------------------------------- */
/* 5. BACKGROUND CINEMATOGRÁFICO                                         */
/* ---------------------------------------------------------------------- */
.bg-scene {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: var(--bg);
}

.bg-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.55;
  will-change: transform;
}
.bg-glow--blue {
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(76, 124, 255, 0.5), transparent 70%);
  top: -180px;
  left: -140px;
  animation: drift-1 22s ease-in-out infinite;
}
.bg-glow--purple {
  width: 560px;
  height: 560px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.42), transparent 70%);
  bottom: -160px;
  right: -120px;
  animation: drift-2 26s ease-in-out infinite;
}
@keyframes drift-1 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(60px, 40px); }
}
@keyframes drift-2 {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-50px, -30px); }
}

.bg-grid {
  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 20%, transparent 80%);
}

#particles { position: absolute; inset: 0; opacity: 0.5; }

/* ---------------------------------------------------------------------- */
/* 6. HEADER FLUTUANTE                                                    */
/* ---------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 20px;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: center;
  padding-inline: 20px;
  transition: top var(--dur-med) var(--ease-out);
}

.header-inner {
  width: 100%;
  max-width: 1080px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 12px 14px 12px 22px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: rgba(12, 12, 15, 0.55);
  backdrop-filter: var(--blur-glass) saturate(140%);
  -webkit-backdrop-filter: var(--blur-glass) saturate(140%);
  box-shadow: 0 10px 40px -18px rgba(0, 0, 0, 0.7);
  transition: background var(--dur-med) var(--ease-out),
              box-shadow var(--dur-med) var(--ease-out),
              border-color var(--dur-med) var(--ease-out),
              padding var(--dur-med) var(--ease-out);
}

.site-header.is-scrolled .header-inner {
  background: rgba(9, 9, 11, 0.78);
  border-color: var(--border-strong);
  box-shadow: 0 14px 46px -16px rgba(0, 0, 0, 0.85);
  padding-block: 9px;
}

.logo-img {
    height: 50px;      /* Ajuste conforme desejar */
    width: auto;
    display: block;
    transition: transform .3s ease;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  flex-shrink: 0;
}
.logo-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--accent-gradient);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.logo-dot { color: var(--accent-blue); }

.nav-desktop ul { display: flex; align-items: center; gap: 6px; }
.nav-link {
  position: relative;
  padding: 9px 16px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.nav-link:hover { color: var(--text-primary); background: rgba(255, 255, 255, 0.05); }
.nav-link.is-active { color: var(--text-primary); background: rgba(255, 255, 255, 0.07); }

.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.header-cta { display: inline-flex; }

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
}
.menu-toggle span {
  width: 16px;
  height: 1.5px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--dur-fast) var(--ease-out), opacity var(--dur-fast) var(--ease-out);
}
.menu-toggle.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ---------------------------------------------------------------------- */
/* 7. MENU MOBILE                                                         */
/* ---------------------------------------------------------------------- */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 150;
  visibility: hidden;
  pointer-events: none;
}
.mobile-menu.is-open { visibility: visible; pointer-events: auto; }

.mobile-menu__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(9, 9, 11, 0.6);
  backdrop-filter: blur(6px);
  opacity: 0;
  transition: opacity var(--dur-med) var(--ease-out);
}
.mobile-menu.is-open .mobile-menu__backdrop { opacity: 1; }

.mobile-menu__panel {
  position: absolute;
  top: 12px;
  right: 12px;
  bottom: 12px;
  width: min(340px, 84vw);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 40px;
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-strong);
  background: rgba(13, 13, 16, 0.85);
  backdrop-filter: var(--blur-glass) saturate(150%);
  -webkit-backdrop-filter: var(--blur-glass) saturate(150%);
  box-shadow: var(--shadow-soft);
  transform: translateX(24px);
  opacity: 0;
  transition: transform var(--dur-med) var(--ease-out), opacity var(--dur-med) var(--ease-out);
}
.mobile-menu.is-open .mobile-menu__panel { transform: translateX(0); opacity: 1; }

.mobile-menu__panel ul { display: flex; flex-direction: column; gap: 6px; }
.mobile-link {
  display: block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 500;
  padding: 10px 4px;
  color: var(--text-primary);
  transition: color var(--dur-fast), transform var(--dur-fast);
}
.mobile-link:hover { color: var(--accent-blue); transform: translateX(4px); }

.mobile-menu__cta { width: 100%; }

/* ---------------------------------------------------------------------- */
/* 8. HERO                                                                */
/* ---------------------------------------------------------------------- */
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 60px;
  min-height: calc(100vh - var(--header-h) - 60px);
}

.hero-title {
  font-size: clamp(2.4rem, 4.8vw, 3.8rem);
  margin-bottom: 22px;
}
.hero-title__accent { color: var(--text-secondary); }

.hero-description {
  color: var(--text-secondary);
  font-size: 1.08rem;
  max-width: 46ch;
  margin-bottom: 36px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 56px; }

.hero-meta { display: flex; align-items: center; gap: 22px; }
.hero-meta__item { display: flex; flex-direction: column; gap: 2px; }
.hero-meta__num {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
}
.hero-meta__label { font-size: 0.8rem; color: var(--text-tertiary); }
.hero-meta__divider { width: 1px; height: 32px; background: var(--border); }

/* Cartão de foto premium */
.hero-visual { position: relative; display: flex; justify-content: center; }

.hero-photo-card {
  position: relative;
  width: min(400px, 100%);
  aspect-ratio: 4 / 4.85;
  border-radius: var(--radius-lg);
  animation: float-photo 6s ease-in-out infinite;
}
@keyframes float-photo {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

.hero-photo-card__glow {
  position: absolute;
  inset: -30px;
  background: radial-gradient(circle at 50% 30%, rgba(76, 124, 255, 0.35), transparent 60%),
              radial-gradient(circle at 60% 80%, rgba(168, 85, 247, 0.28), transparent 60%);
  filter: blur(40px);
  z-index: -1;
}

.hero-photo-card__frame {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-strong);
  background: var(--card);
  box-shadow: var(--shadow-soft);
}
.hero-photo-card__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(9, 9, 11, 0.7) 100%);
}
.hero-photo-card__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-photo-card__badge {
  position: absolute;
  bottom: 18px;
  left: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  background: rgba(9, 9, 11, 0.6);
  border: 1px solid var(--border-strong);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  font-size: 0.8rem;
  font-weight: 500;
  z-index: 2;
}
.badge-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 0 4px rgba(52, 211, 153, 0.2);
}

.hero-visual__chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--radius-full);
  background: rgba(17, 17, 20, 0.7);
  border: 1px solid var(--border-strong);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  font-size: 0.82rem;
  font-weight: 500;
  box-shadow: var(--shadow-soft);
  animation: float-chip 5s ease-in-out infinite;
}
.hero-visual__chip--1 { top: 8%; right: -4%; animation-delay: 0.4s; }
.hero-visual__chip--2 { bottom: 14%; left: -6%; animation-delay: 1s; }
@keyframes float-chip {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.scroll-cue {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--text-tertiary);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.scroll-cue__line {
  width: 1px;
  height: 36px;
  background: linear-gradient(var(--text-tertiary), transparent);
  overflow: hidden;
  position: relative;
}
.scroll-cue__line::after {
  content: "";
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(var(--accent-blue), transparent);
  animation: scroll-line 2.4s ease-in-out infinite;
}
@keyframes scroll-line {
  0% { top: -100%; }
  60%, 100% { top: 100%; }
}

/* ---------------------------------------------------------------------- */
/* 9. SOBRE                                                               */
/* ---------------------------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
}

.about-subtitle {
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 8px;
  margin-top: 26px;
}
.about-subtitle:first-child { margin-top: 0; }
.about-text p { color: var(--text-secondary); font-size: 0.98rem; }

.tech-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.tech-tag {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.82rem;
  color: var(--text-secondary);
  transition: border-color var(--dur-fast), color var(--dur-fast), transform var(--dur-fast);
}
.tech-tag:hover { border-color: var(--accent-blue); color: var(--text-primary); transform: translateY(-2px); }

.about-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.about-card {
  padding: 28px 24px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  transition: transform var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out),
              background var(--dur-fast) var(--ease-out);
}
.about-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-strong);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015));
}
.about-card__icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  margin-bottom: 18px;
  color: var(--accent-blue);
  background: var(--accent-blue-soft);
}
.about-card h4 { font-size: 1.02rem; margin-bottom: 8px; }
.about-card p { color: var(--text-secondary); font-size: 0.88rem; }

/* ---------------------------------------------------------------------- */
/* 10. PROJETOS                                                           */
/* ---------------------------------------------------------------------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}

.project-card {
  position: relative;
  grid-column: span 1;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--card);
  overflow: hidden;
  transition: transform var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out);
}
.project-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-soft);
}

.project-card--featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  min-height: 460px;
}

.project-card__glow {
  position: absolute;
  inset: -1px;
  background: radial-gradient(500px circle at var(--mx, 50%) var(--my, 0%), rgba(76, 124, 255, 0.14), transparent 60%);
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease-out);
  pointer-events: none;
  z-index: 1;
}
.project-card:hover .project-card__glow { opacity: 1; }

.project-card__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10.5;
}
.project-card--featured .project-card__media { aspect-ratio: auto; height: 100%; }

.project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-out);
}
.project-card:hover .project-card__media img { transform: scale(1.06); }

.project-card__media-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(9, 9, 11, 0.55) 100%);
}
.project-card--featured .project-card__media-overlay {
  background: linear-gradient(90deg, transparent 55%, rgba(9, 9, 11, 0.35) 100%);
}

.project-card__body {
  position: relative;
  z-index: 2;
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.project-card--featured .project-card__body { justify-content: center; padding: 46px; gap: 16px; }

.project-card__tag {
  display: inline-flex;
  align-self: flex-start;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--accent-purple-soft);
  color: var(--accent-purple);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.project-card__title { font-size: 1.2rem; }
.project-card--featured .project-card__title { font-size: 1.7rem; }

.project-card__description { color: var(--text-secondary); font-size: 0.92rem; max-width: 46ch; }

.project-card__stack { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 8px; }
.project-card__stack li {
  font-size: 0.74rem;
  color: var(--text-tertiary);
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
}

.project-card__cta { align-self: flex-start; }

/* ---------------------------------------------------------------------- */
/* 11. CONTATO                                                            */
/* ---------------------------------------------------------------------- */
.contact-panel {
  position: relative;
  padding: 64px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01));
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  overflow: hidden;
}
.contact-panel__glow {
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(76, 124, 255, 0.22), transparent 70%);
  filter: blur(60px);
  z-index: 0;
}
.contact-panel__head { position: relative; z-index: 1; max-width: 620px; margin-bottom: 52px; }
.contact-panel .section-title { margin-bottom: 14px; }

.contact-cards {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.contact-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: rgba(9, 9, 11, 0.4);
  transition: transform var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out),
              background var(--dur-fast) var(--ease-out);
}
.contact-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-blue);
  background: rgba(76, 124, 255, 0.06);
}
.contact-card__icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  flex-shrink: 0;
  color: var(--accent-blue);
  background: var(--accent-blue-soft);
}
.contact-card h4 { font-size: 0.92rem; margin-bottom: 3px; }
.contact-card span { font-size: 0.8rem; color: var(--text-tertiary); }

/* ---------------------------------------------------------------------- */
/* 12. FAQ / ACCORDION                                                    */
/* ---------------------------------------------------------------------- */
.accordion { display: flex; flex-direction: column; gap: 12px; }

.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  overflow: hidden;
  transition: border-color var(--dur-fast) var(--ease-out);
}
.accordion-item:has(.accordion-trigger[aria-expanded="true"]) { border-color: var(--border-strong); }

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 26px;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
}

.accordion-icon {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid var(--border);
  color: var(--accent-blue);
  transition: transform var(--dur-med) var(--ease-out), background var(--dur-fast);
}
.accordion-trigger[aria-expanded="true"] .accordion-icon { transform: rotate(135deg); background: var(--accent-blue-soft); }

.accordion-content {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-med) var(--ease-out);
}
.accordion-content > p {
  overflow: hidden;
  padding: 0 26px;
  color: var(--text-secondary);
  font-size: 0.92rem;
  max-width: 60ch;
}
.accordion-trigger[aria-expanded="true"] + .accordion-content { grid-template-rows: 1fr; }
.accordion-trigger[aria-expanded="true"] + .accordion-content > p { padding-bottom: 24px; }
.accordion-content { display: grid; }
.accordion-content > p { min-height: 0; }

/* ---------------------------------------------------------------------- */
/* 13. FOOTER                                                             */
/* ---------------------------------------------------------------------- */
.footer {
  position: relative;
  padding: 70px 7% 25px;
  background: #08090d;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

/* brilho sutil */
.footer::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  left: -180px;
  bottom: -260px;
  background: rgba(88, 75, 255, 0.12);
  filter: blur(120px);
  pointer-events: none;
}

.footer-main {
  position: relative;
  z-index: 1;

  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 70px;

  padding-bottom: 55px;
}

/* Marca */

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-logo {
  width: 58px;
  height: 58px;

  display: flex;
  align-items: center;
  justify-content: center;

  border-radius: 16px;
  overflow: hidden;

  transition: transform 0.3s ease, border-color 0.3s ease;
}

.footer-logo:hover {
  transform: translateY(-3px);
  border-color: rgba(120, 100, 255, 0.5);
}

.footer-logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.footer-brand h3 {
  margin: 0 0 5px;

  color: #fff;
  font-size: 19px;
  font-weight: 700;
}

.footer-brand h3 span {
  color: #6d5dfc;
}

.footer-brand p {
  margin: 0;

  color: #777b87;
  font-size: 14px;
}

/* Colunas */

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

.footer-title {
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Links */

.footer-links,
.footer-socials {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.footer-links a,
.footer-socials a {
  color: #858995;
  font-size: 14px;
  text-decoration: none;

  transition: color 0.25s ease, transform 0.25s ease;
}

.footer-links a:hover,
.footer-socials a:hover {
  color: #fff;
  transform: translateX(3px);
}

/* Bottom */

.footer-bottom {
  position: relative;
  z-index: 1;

  display: flex;
  align-items: center;
  justify-content: space-between;

  padding-top: 24px;

  border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.footer-bottom p {
  margin: 0;

  color: #666a75;
  font-size: 13px;
}

.back-to-top {
  display: flex;
  align-items: center;
  gap: 8px;

  padding: 0;

  color: #858995;
  background: none;
  border: 0;

  font: inherit;
  font-size: 13px;

  cursor: pointer;

  transition: color 0.25s ease;
}

.back-to-top:hover {
  color: #fff;
}

.back-to-top svg {
  transition: transform 0.25s ease;
}

.back-to-top:hover svg {
  transform: translateY(-3px);
}


/* Responsivo */

@media (max-width: 768px) {
  .footer {
    padding: 55px 6% 22px;
  }

  .footer-main {
    grid-template-columns: 1fr 1fr;
    gap: 45px 30px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
  }
}

@media (max-width: 480px) {
  .footer-main {
    grid-template-columns: 1fr;
    gap: 35px;
  }

  .footer-brand {
    grid-column: auto;
  }
}

/* ---------------------------------------------------------------------- */
/* 14. RESPONSIVIDADE                                                     */
/* ---------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .header-inner { max-width: 96%; }
}

@media (max-width: 960px) {
  .nav-desktop, .header-cta { display: none; }
  .menu-toggle { display: flex; }

  .hero-grid { grid-template-columns: 1fr; gap: 70px; min-height: auto; padding-top: 20px; padding-bottom: 60px;}
  .hero-content { text-align: center; }
  .hero-description { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .hero-meta { justify-content: center; }
  .hero-visual { order: -1; }
  .hero-photo-card { width: min(320px, 78vw); }

  .about-grid { grid-template-columns: 1fr; gap: 44px; }
  .about-cards { grid-template-columns: 1fr 1fr; }

  .project-card--featured { grid-column: span 2; grid-template-columns: 1fr; }
  .project-card--featured .project-card__media { aspect-ratio: 16/10; }

  .contact-panel { padding: 44px 28px; }
  .contact-cards { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  section { padding: 96px 0; }
  section#inicio { padding-top: calc(var(--header-h) + 20px); }

  .projects-grid { grid-template-columns: 1fr; }
  .project-card--featured { grid-column: span 1; }

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

  .footer-top { flex-direction: column; align-items: flex-start; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 14px; }

  .hero-visual__chip { display: none; }
}

@media (max-width: 480px) {
  .container { padding-inline: 18px; }
  .site-header { top: 12px; padding-inline: 12px; }
  .header-inner { padding: 8px 8px 8px 16px; border-radius: var(--radius-md); }
  .logo-text { font-size: 0.95rem; }

  .hero-title { font-size: 2rem; }
  .btn { padding: 12px 22px; font-size: 0.9rem; }
  .btn--lg { padding: 14px 26px; }

  .contact-panel { padding: 32px 20px; }
  .mobile-menu__panel { width: calc(100vw - 24px); right: 12px; left: 12px; }
}

/* Previne qualquer overflow horizontal indesejado */
html, body { max-width: 100%; overflow-x: hidden; }