:root {
  --bg: #0f172a;           /* slate-900 */
  --text: #e2e8f0;         /* slate-200 */
  --muted: #94a3b8;        /* slate-400 */
  --primary: #06b6d4;      /* cyan-500 */
  --primary-contrast: #001017;
  --card: #111827;         /* gray-900 */
  --card-border: #1f2937;  /* gray-800 */
  --success: #22c55e;      /* green-500 */
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #ffffff;
    --text: #0f172a;
    --muted: #475569;
    --primary: #0ea5e9;      /* sky-500 */
    --primary-contrast: #ffffff;
    --card: #ffffff;
    --card-border: #e2e8f0;
    --success: #16a34a;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 10% 0%, rgba(14,165,233,.12), transparent 40%),
    radial-gradient(900px 500px at 90% 10%, rgba(34,197,94,.12), transparent 40%),
    var(--bg);
  line-height: 1.6;
}

/* Containers */
.container { width: min(1100px, 92%); margin: 0 auto; }

/* Skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--primary);
  color: var(--primary-contrast);
  padding: 8px 12px;
  border-radius: 6px;
  z-index: 1000;
}
.skip-link:focus { left: 8px; top: 8px; }

/* Header */
.site-header {
  padding: 48px 0 28px;
  border-bottom: 1px solid var(--card-border);
  backdrop-filter: saturate(1.2);
}
.header__inner { display: grid; gap: 16px; }
@media (min-width: 720px) {
  .header__inner {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}
.header__info { min-width: 260px; }
h1 { font-size: clamp(28px, 4vw, 40px); margin: 0 0 8px; font-weight: 800; }
.highlight { color: var(--primary); }
.subtitle { margin: 0; color: var(--muted); }

/* Buttons */
.btn {
  display: inline-block;
  padding: 10px 14px;
  border-radius: 10px;
  background: var(--primary);
  color: var(--primary-contrast);
  text-decoration: none;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.25); }
.btn--ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--card-border);
}
.btn--ghost:hover { background: rgba(255,255,255,.06); }

.social { display: flex; gap: 10px; flex-wrap: wrap; }

/* Sections */
.section { padding: 42px 0; }
.section h2 { margin: 0 0 12px 0; font-size: clamp(22px, 3vw, 28px); }
.section p { margin: 0; color: var(--text); }

/* Tags */
.tags {
  display: flex; flex-wrap: wrap; gap: 10px;
  padding: 0; margin: 10px 0 0 0; list-style: none;
}
.tag {
  padding: 8px 12px; border-radius: 999px;
  border: 1px solid var(--card-border);
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(0,0,0,.03));
  color: var(--text); font-weight: 600; font-size: 14px;
}

/* Skills (medidores) */
.skills { display: grid; gap: 12px; margin-top: 12px; }
.skill { display: grid; grid-template-columns: 140px 1fr; align-items: center; gap: 12px; }
.skill span { font-weight: 700; }
.bar {
  height: 10px; border-radius: 999px; background: rgba(255,255,255,.08);
  border: 1px solid var(--card-border); overflow: hidden;
}
.bar > span { display: block; height: 100%; background: linear-gradient(90deg, var(--primary), #38bdf8); }
@media (max-width: 560px) { .skill { grid-template-columns: 1fr; } }

/* Grid de cards */
.grid { display: grid; gap: 18px; }
@media (min-width: 760px) { .grid { grid-template-columns: repeat(3, 1fr); } }

.card {
  background: var(--card); border: 1px solid var(--card-border);
  border-radius: 14px; padding: 16px; display: flex; flex-direction: column; gap: 12px;
  transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(0,0,0,.25);
  border-color: rgba(14,165,233,.35);
}
.card__header { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card__title { margin: 0; font-size: 18px; }
.card__desc { color: var(--muted); margin: 0; }
.card__bullets { margin: 0; padding-left: 18px; color: var(--text); }
.card__actions { margin-top: auto; display: flex; gap: 10px; flex-wrap: wrap; }

/* Badges */
.badge {
  display: inline-block; padding: 6px 10px; border-radius: 999px;
  border: 1px solid var(--card-border); color: var(--muted); font-weight: 600; font-size: 12px;
}
.badge--success {
  color: #052e16;
  background: linear-gradient(180deg, rgba(34,197,94,.25), rgba(34,197,94,.15));
  border-color: rgba(34,197,94,.35);
}

/* Contact */
.contact { list-style: none; padding: 0; margin: 4px 0 0 0; }
.contact li { margin: 6px 0; }
.contact a { color: var(--primary); text-decoration: none; }
.contact a:hover { text-decoration: underline; }

/* Footer */
.site-footer {
  padding: 28px 0 48px; border-top: 1px solid var(--card-border);
  color: var(--muted); text-align: center;
}

/* ===== Foto suspensa (hero portrait) ===== */
.hero-portrait {
  --size: clamp(160px, 26vw, 260px);
  position: relative;
  width: var(--size);
  height: var(--size);
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
  isolation: isolate;
  margin: 0;           /* evita espaço extra do <figure> */
  margin-left: auto;   /* fica à direita no desktop */
  z-index: 0;
}

.portrait-img {
  display: block;
  position: relative;
  z-index: 1;                 /* acima do brilho */
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  box-shadow:
    0 10px 25px rgba(0, 0, 0, .35),
    0 0 0 1px rgba(255, 255, 255, .06) inset;
  animation: floatY 6s ease-in-out infinite;
  will-change: transform;
  backface-visibility: hidden;
  transform: translateZ(0);
}

.portrait-glow {
  position: absolute;
  inset: -12%;
  border-radius: 50%;
  z-index: 0; /* brilho atrás da imagem */
  background:
    radial-gradient(60% 60% at 50% 50%, rgba(14,165,233,.25), transparent 70%),
    radial-gradient(50% 50% at 70% 30%, rgba(34,197,94,.20), transparent 70%);
  filter: blur(8px);
  animation: glowPulse 7.5s ease-in-out infinite;
}

@keyframes floatY { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-8px)} }
@keyframes glowPulse { 0%,100%{transform:scale(1);opacity:.9} 50%{transform:scale(1.035);opacity:1} }

/* Acessibilidade — reduz animações */
@media (prefers-reduced-motion: reduce) {
  .portrait-img, .portrait-glow { animation: none !important; transform: none !important; }
  .btn, .card { transition: none !important; }
}