:root {
  --bg: #0a0a0a;
  --bg-soft: #111111;
  --bg-alt: #151515;
  --text: #f5f5f5;
  --text-muted: #a3a3a3;
  --accent: #a855f7;
  --accent-strong: #c084fc;
  --line: rgba(255, 255, 255, 0.12);
  --line-soft: rgba(255, 255, 255, 0.08);
  --glass: rgba(255, 255, 255, 0.06);
  --shadow: 0 22px 44px rgba(0, 0, 0, 0.35);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Host Grotesk", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

ul {
  list-style: none;
}

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

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

section[id],
main[id] {
  scroll-margin-top: 94px;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

.section {
  padding: clamp(3.5rem, 8vw, 7.5rem) 0;
}

.bg-grid,
.bg-orb {
  position: fixed;
  pointer-events: none;
  z-index: -1;
}

.bg-grid {
  inset: 0;
  background-image: radial-gradient(
    rgba(255, 255, 255, 0.1) 1px,
    transparent 1px
  );
  background-size: 30px 30px;
  opacity: 0.22;
}

.bg-orb {
  width: 520px;
  height: 520px;
  border-radius: 999px;
  filter: blur(100px);
  opacity: 0.4;
  animation: float-orb 14s ease-in-out infinite alternate;
}

.orb-left {
  top: -220px;
  left: -180px;
  background: radial-gradient(
    circle,
    rgba(192, 132, 252, 0.45) 0%,
    transparent 70%
  );
}

.orb-right {
  right: -190px;
  bottom: -220px;
  background: radial-gradient(
    circle,
    rgba(168, 85, 247, 0.3) 0%,
    transparent 70%
  );
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  background: rgba(7, 7, 7, 0.78);
  border-bottom: 1px solid var(--line-soft);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  position: relative;
}

.brand {
  font-family: "Poppins", sans-serif;
  font-size: 1.32rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand span {
  color: var(--accent);
}

.menu {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.menu-link {
  color: var(--text-muted);
  font-size: 0.98rem;
  font-weight: 600;
  position: relative;
  padding: 0.25rem 0.1rem;
  transition: color 0.25s ease;
}

.menu-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
}

.menu-link:hover,
.menu-link:focus-visible {
  color: var(--text);
}

.menu-link:hover::after,
.menu-link:focus-visible::after {
  transform: scaleX(1);
}

.icon-link {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  transition: all 0.25s ease;
}

.icon-link svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.icon-link:hover,
.icon-link:focus-visible {
  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-2px);
}

.menu-mobile {
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  background: transparent;
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.menu-mobile span {
  width: 18px;
  height: 2px;
  background: var(--text);
  transition:
    transform 0.25s ease,
    opacity 0.2s ease;
}

.menu-mobile.ativo span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-mobile.ativo span:nth-child(2) {
  opacity: 0;
}

.menu-mobile.ativo span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  min-height: calc(100vh - 76px);
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  align-items: center;
  gap: clamp(2.2rem, 6vw, 5rem);
}

.kicker {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.17em;
  margin-bottom: 0.95rem;
}

.hero h1 {
  font-family: "Poppins", sans-serif;
  font-size: clamp(2.05rem, 5vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 1.05rem;
}

.hero h1 span {
  display: block;
  margin-top: 0.35rem;
  font-size: clamp(1rem, 2vw, 1.45rem);
  font-weight: 500;
  color: #d6d6d6;
  font-family: "Host Grotesk", sans-serif;
}

.hero-text {
  max-width: 56ch;
  color: var(--text-muted);
  font-size: clamp(1rem, 1.3vw, 1.15rem);
}

.hero-actions {
  margin-top: 1.8rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.78rem 1.25rem;
  border-radius: 12px;
  font-weight: 700;
  transition: all 0.25s ease;
  border: 1px solid transparent;
}

.btn-primary {
  color: #141414;
  background: linear-gradient(130deg, var(--accent), var(--accent-strong));
  box-shadow: 0 10px 25px rgba(168, 85, 247, 0.28);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 28px rgba(168, 85, 247, 0.35);
}

.btn-outline {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.stats-grid {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.stat-card {
  background: var(--glass);
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  backdrop-filter: blur(12px);
  padding: 1rem 0.85rem;
  text-align: center;
  transition: all 0.3s ease;
}

.stat-card strong {
  display: block;
  color: var(--accent);
  font-size: 1.5rem;
  line-height: 1;
}

.stat-card span {
  color: #d0d0d0;
  font-size: 0.9rem;
}

.stat-card:hover {
  transform: translateY(-3px);
  border-color: rgba(168, 85, 247, 0.4);
}

.hero-photo-wrap {
  position: relative;
  justify-self: center;
  width: min(430px, 86vw);
}

.photo-ring {
  position: absolute;
  inset: -18px;
  border-radius: 999px;
  border: 1px solid rgba(168, 85, 247, 0.35);
  background: radial-gradient(
    circle,
    rgba(168, 85, 247, 0.08) 0%,
    transparent 62%
  );
  animation: pulse-ring 3.5s ease-in-out infinite;
}

.hero-photo {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 999px;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.16);
  box-shadow: var(--shadow);
  position: relative;
  z-index: 1;
  animation: float-photo 6s ease-in-out infinite;
}

.section-head {
  text-align: center;
  margin-bottom: clamp(2rem, 5vw, 3.8rem);
}

.section-head h2 {
  font-family: "Poppins", sans-serif;
  font-size: clamp(1.8rem, 4.5vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, #ffffff 0%, #bfbfbf 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.about-card {
  max-width: 780px;
  margin: 0 auto;
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.08),
    rgba(255, 255, 255, 0.02)
  );
  border: 1px solid var(--line-soft);
  border-radius: 22px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
  padding: clamp(1.3rem, 3vw, 2rem);
}

.about-card p {
  color: #d0d0d0;
  font-size: clamp(1rem, 1.25vw, 1.08rem);
}

.about-card p + p {
  margin-top: 1rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.95rem;
}

.skill-card {
  background: var(--glass);
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  padding: 1.2rem 0.8rem;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.skill-card img {
  width: 52px;
  height: 52px;
  margin: 0 auto 0.7rem;
  transition: transform 0.3s ease;
}

.skill-card h3 {
  font-size: 1rem;
  font-weight: 600;
}

.skill-card:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.4);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.28);
}

.skill-card:hover img {
  transform: scale(1.08);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.project-card {
  --mouse-x: 50%;
  --mouse-y: 50%;
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--glass);
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  padding: 1rem;
  overflow: hidden;
  backdrop-filter: blur(12px);
  transition:
    transform 0.28s ease,
    border-color 0.28s ease,
    box-shadow 0.28s ease;
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
  background: radial-gradient(
    280px circle at var(--mouse-x) var(--mouse-y),
    rgba(168, 85, 247, 0.15),
    transparent 42%
  );
}

.project-card:hover::before {
  opacity: 1;
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.42);
  box-shadow: 0 20px 30px rgba(0, 0, 0, 0.3);
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.95rem;
}

.project-badge {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  padding: 0.36rem 0.6rem;
  border-radius: 999px;
  border: 1px solid rgba(168, 85, 247, 0.25);
  color: var(--accent);
  background: rgba(168, 85, 247, 0.1);
  font-weight: 700;
}

.project-link {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  font-size: 1.2rem;
  border: 1px solid var(--line-soft);
  color: var(--text-muted);
  transition: all 0.24s ease;
}

.project-link:hover {
  color: var(--bg);
  border-color: var(--accent);
  background: var(--accent);
}

.project-image-wrap {
  border-radius: 14px;
  overflow: hidden;
  margin-bottom: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.project-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.project-card:hover .project-image {
  transform: scale(1.04);
}

.project-card h3 {
  font-family: "Poppins", sans-serif;
  font-size: 1.15rem;
  margin-bottom: 0.45rem;
}

.project-card p {
  color: #cecece;
  font-size: 0.96rem;
}

.project-tags {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding-top: 0.9rem;
}

.project-tags span {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  padding: 0.28rem 0.46rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.03);
}

.certificate-card {
  max-width: 900px;
  margin: 0 auto;
  border-radius: 22px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  border: 1px solid var(--line-soft);
  background: var(--glass);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.certificate-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.certificate-content {
  padding: clamp(1.1rem, 3vw, 2rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.certificate-content h3 {
  font-family: "Poppins", sans-serif;
  font-size: clamp(1.05rem, 2.2vw, 1.45rem);
  margin-bottom: 0.75rem;
}

.certificate-content p {
  color: #d1d1d1;
}

.certificate-content p + p {
  margin-top: 0.45rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 1rem;
}

.contact-cards {
  display: grid;
  gap: 0.8rem;
}

.contact-card {
  border-radius: 16px;
  background: var(--glass);
  border: 1px solid var(--line-soft);
  backdrop-filter: blur(10px);
  padding: 1rem;
  transition: all 0.25s ease;
}

.contact-card h3 {
  font-family: "Poppins", sans-serif;
  color: var(--accent);
  font-size: 1.08rem;
  margin-bottom: 0.2rem;
}

.contact-card p {
  color: #d4d4d4;
  word-break: break-word;
}

.contact-card:hover {
  border-color: rgba(168, 85, 247, 0.38);
  transform: translateY(-2px);
}

.form-card {
  border-radius: 20px;
  border: 1px solid var(--line-soft);
  background: var(--glass);
  backdrop-filter: blur(12px);
  padding: clamp(1.1rem, 3vw, 1.8rem);
  box-shadow: var(--shadow);
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.field-group label {
  color: #d8d8d8;
  font-weight: 600;
  font-size: 0.9rem;
}

.field-group input,
.field-group textarea {
  width: 100%;
  font: inherit;
  color: var(--text);
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
  padding: 0.74rem 0.85rem;
  outline: none;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.field-group input:focus,
.field-group textarea:focus {
  border-color: rgba(168, 85, 247, 0.62);
  box-shadow: 0 0 0 4px rgba(168, 85, 247, 0.14);
}

.footer {
  border-top: 1px solid var(--line-soft);
  padding: 1.5rem 1rem 2rem;
  text-align: center;
  color: #a8a8a8;
  font-size: 0.95rem;
}

.footer p + p {
  margin-top: 0.35rem;
}

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 0.7s ease,
    transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes float-photo {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes pulse-ring {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.7;
  }
  50% {
    transform: scale(1.03);
    opacity: 1;
  }
}

@keyframes float-orb {
  from {
    transform: translate(0, 0);
  }
  to {
    transform: translate(60px, 30px);
  }
}

@media (max-width: 1024px) {
  .stats-grid,
  .skills-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .menu-mobile {
    display: inline-flex;
  }

  .menu {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    gap: 0.95rem;
    align-items: center;
    text-align: center;
    padding: 1.1rem 4vw 1.4rem;
    border-bottom: 1px solid var(--line-soft);
    background: rgba(7, 7, 7, 0.94);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
    transition:
      max-height 0.28s ease,
      opacity 0.2s ease;
  }

  .menu li {
    width: 100%;
    display: flex;
    justify-content: center;
  }

  .menu.ativo {
    max-height: 440px;
    opacity: 1;
    pointer-events: auto;
  }

  .menu-social {
    margin-top: 0.35rem;
  }

  .hero {
    min-height: auto;
    padding-top: 1.3rem;
    grid-template-columns: 1fr;
  }

  .hero-photo-wrap {
    width: min(340px, 80vw);
    order: -1;
  }

  .contact-grid,
  .certificate-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .section {
    padding: 3.5rem 0;
  }

  .stats-grid,
  .projects-grid,
  .skills-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}