:root {
  --bg: #f5f4fa;
  --ink: #16132b;
  --muted: #625e78;
  --violet: #6a3df5;
  --deep: #2b1a78;
  --soft: #e6e0ff;
  --amber: #ffb84d;
  --line: #d9d5ec;
  --card: #ffffff;
  --nav: rgba(245, 244, 250, 0.86);

  --shadow: 0 24px 70px rgba(60, 30, 160, 0.13);

  --display: "Unbounded", system-ui, sans-serif;
  --body: "Figtree", system-ui, sans-serif;
}

:root[data-theme="dark"] {
  --bg: #0d0a1f;
  --ink: #eeebff;
  --muted: #aaa4c8;
  --violet: #a58bff;
  --deep: #151030;
  --soft: #271d58;
  --amber: #ffd07a;
  --line: #2c2458;
  --card: #151030;
  --nav: rgba(13, 10, 31, 0.86);

  --shadow: 0 30px 80px rgba(0, 0, 0, 0.38);

  color-scheme: dark;
}

/* =========================
   RESET
========================= */

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(
      circle at 90% 0%,
      rgba(106, 61, 245, 0.15),
      transparent 30rem
    ),
    var(--bg);

  font: 400 1.05rem/1.65 var(--body);
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--violet), #8e6bff, var(--amber));
  box-shadow: 0 0 18px rgba(106, 61, 245, 0.42);
  transform: scaleX(0);
  transform-origin: left center;
}

body::selection {
  color: #fff;
  background: var(--violet);
}

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

button {
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--violet);
  outline-offset: 4px;
}

/* =========================
   HEADER
========================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;

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

  min-height: 68px;
  padding: 14px clamp(20px, 5vw, 80px);

  background: var(--nav);
  border-bottom: 1px solid var(--line);

  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* linha animada do header */

.site-header::after {
  content: "";

  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;

  height: 2px;

  background:
    linear-gradient(
      90deg,
      transparent,
      var(--violet),
      var(--amber),
      var(--violet),
      transparent
    );

  background-size: 220% 100%;

  opacity: 0.75;

  animation: headerLine 6s linear infinite;
}

@keyframes headerLine {
  0% {
    background-position: 200% 0;
  }

  100% {
    background-position: -200% 0;
  }
}

.brand {
  position: relative;
  z-index: 1;

  font: 700 1rem var(--display);
  letter-spacing: -0.04em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 24px;

  color: var(--muted);
  font-weight: 600;
}

.main-nav a {
  transition:
    color 0.2s ease,
    transform 0.2s ease;
}

.main-nav a:hover {
  color: var(--violet);
  transform: translateY(-1px);
}

.nav-resume {
  padding: 9px 16px;

  color: #fff !important;
  background: var(--violet);

  border-radius: 999px;
}

.nav-resume:hover {
  background: var(--deep);
}

/* tema */

.theme-toggle,
.menu-button {
  display: inline-grid;
  place-items: center;

  color: var(--ink);
  background: var(--card);

  border: 1px solid var(--line);
  border-radius: 999px;

  cursor: pointer;

  transition:
    transform 0.2s ease,
    border-color 0.2s ease;
}

.theme-toggle:hover,
.menu-button:hover {
  transform: translateY(-2px);
  border-color: var(--violet);
}

.theme-toggle {
  width: 42px;
  height: 42px;
}

.theme-icon::before {
  content: "☾";
}

:root[data-theme="dark"] .theme-icon::before {
  content: "☀";
}

.menu-button {
  display: none;
}

/* =========================
   HERO
========================= */

.hero {
  position: relative;

  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 430px);

  gap: clamp(30px, 7vw, 90px);
  align-items: center;

  min-height: calc(100svh - 68px);

  padding:
    clamp(54px, 9vw, 110px)
    clamp(20px, 5vw, 80px);

  overflow: hidden;
}

.hero::before {
  content: "";

  position: absolute;

  width: 650px;
  height: 650px;

  right: -280px;
  bottom: -350px;

  background:
    radial-gradient(
      circle,
      rgba(106, 61, 245, 0.2),
      transparent 68%
    );

  filter: blur(20px);

  pointer-events: none;
}

.hero::after {
  content: "";

  position: absolute;

  width: 300px;
  height: 300px;

  left: -180px;
  top: 25%;

  border: 1px solid rgba(106, 61, 245, 0.18);
  border-radius: 50%;

  box-shadow:
    0 0 0 40px rgba(106, 61, 245, 0.03),
    0 0 0 80px rgba(106, 61, 245, 0.02);

  pointer-events: none;
}

.hero-content,
.hero-panel {
  position: relative;
  z-index: 1;
}

/* disponibilidade */

.availability {
  display: inline-flex;
  align-items: center;
  gap: 10px;

  margin: 0 0 28px;
  padding: 8px 16px;

  color: var(--ink);
  background: var(--card);

  border: 1px solid var(--line);
  border-radius: 999px;

  font-weight: 700;

  box-shadow: 0 10px 30px rgba(60, 30, 160, 0.07);
}

.availability span {
  width: 9px;
  height: 9px;

  background: #22b07d;
  border-radius: 50%;

  box-shadow:
    0 0 0 6px rgba(34, 176, 125, 0.12);

  animation: pulse 2.2s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.15);
  }
}

/* tipografia */

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: var(--display);
  letter-spacing: -0.05em;
}

h1 {
  max-width: 9ch;
  margin-bottom: 22px;

  font-size: clamp(3.2rem, 8vw, 7.8rem);
  line-height: 0.92;
}

h2 {
  max-width: 900px;
  margin-bottom: 14px;

  font-size: clamp(1.8rem, 4.2vw, 3.35rem);
  line-height: 1.05;
}

h3 {
  margin-bottom: 10px;

  font-size: 1.15rem;
  line-height: 1.25;
}

.hero-copy {
  max-width: 48ch;
  margin-bottom: 28px;

  color: var(--muted);

  font-size: clamp(1.12rem, 2.2vw, 1.55rem);
  font-weight: 600;
}

/* =========================
   TAGS
========================= */

.hero-tags,
.tags,
.hero-actions,
.contact-actions,
.panel-links,
.project-links,
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-tags {
  max-width: 620px;
  margin-bottom: 30px;
}

.hero-tags span,
.tags span {
  padding: 6px 13px;

  color: var(--deep);
  background: var(--soft);

  border-radius: 999px;

  font-size: 0.88rem;
  font-weight: 800;
}

:root[data-theme="dark"] .hero-tags span,
:root[data-theme="dark"] .tags span {
  color: #d3c9ff;
}

/* =========================
   BUTTONS
========================= */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  min-height: 48px;
  padding: 12px 22px;

  border: 2px solid transparent;
  border-radius: 999px;

  font-weight: 800;

  transition:
    transform 0.2s ease,
    background 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease;
}

.button:hover {
  transform: translateY(-3px);
}

.button.primary {
  color: #fff;
  background: var(--violet);

  box-shadow:
    0 12px 30px rgba(106, 61, 245, 0.22);
}

.button.primary:hover {
  background: var(--deep);
}

.button.secondary {
  color: var(--ink);
  background: transparent;
  border-color: var(--ink);
}

.button.secondary:hover {
  color: var(--bg);
  background: var(--ink);
}

/* =========================
   HERO PANEL
========================= */

.hero-panel {
  min-height: 430px;
  padding: 28px;

  overflow: hidden;

  background:
    linear-gradient(
      145deg,
      rgba(106, 61, 245, 0.13),
      rgba(255, 184, 77, 0.08)
    ),
    var(--card);

  border: 1px solid var(--line);
  border-radius: 28px;

  box-shadow: var(--shadow);

  transition:
    transform 0.4s ease,
    box-shadow 0.4s ease;
}

.hero-panel:hover {
  transform: translateY(-5px);
  box-shadow: 0 35px 90px rgba(60, 30, 160, 0.18);
}

.hero-orbit {
  position: relative;

  display: grid;
  place-items: center;

  min-height: 245px;
  margin-bottom: 18px;

  overflow: hidden;

  border: 1px solid var(--line);
  border-radius: 22px;

  background:
    radial-gradient(
      circle,
      rgba(106, 61, 245, 0.2),
      transparent 68%
    );
}

.hero-orbit::before,
.hero-orbit::after {
  content: "";

  position: absolute;

  border: 1px solid rgba(106, 61, 245, 0.32);
  border-radius: 50%;

  animation: orbitPulse 5s ease-in-out infinite;
}

.hero-orbit::before {
  width: 190px;
  height: 190px;
}

.hero-orbit::after {
  width: 112px;
  height: 112px;

  animation-delay: -2s;
}

@keyframes orbitPulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.5;
  }

  50% {
    transform: scale(1.08);
    opacity: 1;
  }
}

.hero-orbit span {
  position: absolute;

  display: grid;
  place-items: center;

  width: 64px;
  height: 64px;

  color: #fff;
  background: var(--violet);

  border-radius: 18px;

  font: 800 0.9rem var(--display);

  box-shadow:
    0 18px 35px rgba(106, 61, 245, 0.28);

  transition:
    transform 0.3s ease;
}

.hero-orbit span:hover {
  transform: scale(1.1) rotate(-4deg);
}

.hero-orbit span:nth-child(1) {
  top: 32px;
  left: 46px;
}

.hero-orbit span:nth-child(2) {
  top: 48px;
  right: 52px;

  background: var(--deep);
}

.hero-orbit span:nth-child(3) {
  bottom: 38px;
  left: 78px;

  background: #8e6bff;
}

.hero-orbit span:nth-child(4) {
  right: 72px;
  bottom: 42px;

  color: var(--deep);
  background: var(--amber);
}

.eyebrow,
.panel-label,
.project-type {
  display: block;

  margin: 0 0 10px;

  color: var(--violet);

  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-panel p,
.section-heading p,
.project-body p,
.timeline-item p,
.timeline-item li,
.skill-grid p,
.contact-section p {
  color: var(--muted);
}

.panel-links {
  margin-top: 24px;
}

.panel-links a,
.project-links a {
  color: var(--violet);
  font-weight: 800;

  transition:
    color 0.2s ease,
    transform 0.2s ease;
}

.panel-links a:hover,
.project-links a:hover {
  color: var(--deep);
}

/* =========================
   SECTIONS
========================= */

.section {
  padding:
    clamp(70px, 10vw, 120px)
    clamp(20px, 5vw, 80px);
}

.section-heading {
  max-width: 850px;
  margin-bottom: 34px;
}

/* =========================
   Whatsapp
========================= */

.whatsapp-button {
  gap: 9px;
}

.whatsapp-icon {
  width: 19px;
  height: 19px;
  flex-shrink: 0;
  display: block;
}

/* =========================
   FILTROS
========================= */

.filters {
  margin-bottom: 30px;
}

.filter-button {
  min-height: 44px;
  padding: 9px 20px;

  color: var(--ink);
  background: var(--card);

  border: 2px solid var(--line);
  border-radius: 999px;

  cursor: pointer;

  font-weight: 800;

  transition:
    transform 0.2s ease,
    border-color 0.2s ease,
    background 0.2s ease,
    color 0.2s ease;
}

.filter-button:hover {
  transform: translateY(-2px);
  border-color: var(--violet);
}

.filter-button.is-active {
  color: #fff;
  background: var(--ink);
  border-color: var(--ink);
}

/* =========================
   PROJETOS
========================= */

.project-grid {
  display: grid;

  grid-template-columns:
    repeat(auto-fit, minmax(min(100%, 320px), 1fr));

  gap: 24px;
}

.project-card {
  display: flex;
  flex-direction: column;

  min-height: 100%;

  overflow: hidden;

  background: var(--card);

  border: 1px solid var(--line);
  border-radius: 22px;

  box-shadow: var(--shadow);

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

.project-card:hover {
  transform: translateY(-7px);

  border-color: rgba(106, 61, 245, 0.45);

  box-shadow:
    0 30px 70px rgba(60, 30, 160, 0.18);
}

.project-card.is-hidden {
  display: none;
}

.project-visual {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--soft);
}

.project-visual img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.project-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 12px;

  padding: 24px;
}

.project-links {
  margin-top: auto;
  padding-top: 8px;
}

/* =========================
   TRAJETÓRIA
========================= */

.timeline-section {
  background: var(--card);
  border-block: 1px solid var(--line);
}

.timeline {
  display: grid;
  max-width: 1040px;
}

.timeline-item {
  display: grid;

  grid-template-columns: 190px minmax(0, 1fr);

  gap: 24px;

  padding: 28px 0;

  border-top: 1px solid var(--line);
}

.timeline-item:last-child {
  border-bottom: 1px solid var(--line);
}

.timeline-item time {
  color: var(--violet);
  font-weight: 800;
}

.timeline-item ul {
  margin: 12px 0 0;
  padding-left: 1.15rem;
}

.timeline-item li + li {
  margin-top: 7px;
}

/* =========================
   HABILIDADES
========================= */

.skill-grid {
  display: grid;

  grid-template-columns:
    repeat(auto-fit, minmax(min(100%, 260px), 1fr));

  gap: 22px;
}

.skill-grid article {
  position: relative;

  min-height: 190px;
  padding: 26px;

  background: var(--card);

  border: 1px solid var(--line);
  border-radius: 20px;

  overflow: hidden;

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

.skill-grid article::before {
  content: "";

  position: absolute;

  top: 0;
  left: 0;

  width: 45px;
  height: 3px;

  background: var(--violet);

  transition: width 0.3s ease;
}

.skill-grid article:hover {
  transform: translateY(-5px);
  border-color: rgba(106, 61, 245, 0.4);
}

.skill-grid article:hover::before {
  width: 100%;
}

/* =========================
   CONTATO
========================= */

.contact-section {
  display: grid;

  grid-template-columns:
    minmax(0, 1fr)
    auto;

  gap: 28px;
  align-items: center;

  margin:
    clamp(70px, 10vw, 120px)
    clamp(20px, 5vw, 80px);

  padding:
    clamp(32px, 6vw, 72px);

  color: #fff;

  background:
    radial-gradient(
      circle at 90% 10%,
      rgba(165, 139, 255, 0.22),
      transparent 30%
    ),
    var(--deep);

  border-radius: 28px;

  box-shadow: var(--shadow);
}

.contact-section .eyebrow {
  color: var(--amber);
}

.contact-section p {
  color: #cfc6ff;
}

.contact-section .button.secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.55);
}

.contact-section .button.secondary:hover {
  color: var(--deep);
  background: #fff;
}

/* =========================
   FOOTER
========================= */

.site-footer {
  display: flex;
  justify-content: space-between;

  gap: 18px;

  padding:
    28px
    clamp(20px, 5vw, 80px);

  color: var(--muted);

  border-top: 1px solid var(--line);
}

.site-footer a {
  transition: color 0.2s ease;
}

.site-footer a:hover {
  color: var(--violet);
}

/* =========================
   MOBILE
========================= */

@media (max-width: 900px) {
  .menu-button {
    display: inline-grid;

    width: 42px;
    height: 42px;
  }

  .menu-button span {
    width: 18px;
    height: 2px;

    background: var(--ink);

    transition:
      transform 0.2s ease,
      opacity 0.2s ease;
  }

  .main-nav {
    position: absolute;

    top: 68px;
    right: 20px;
    left: 20px;

    display: none;

    flex-direction: column;
    align-items: stretch;

    gap: 0;

    padding: 10px;

    background: var(--card);

    border: 1px solid var(--line);
    border-radius: 18px;

    box-shadow: var(--shadow);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a {
    padding: 12px;
  }

  .theme-toggle {
    width: 100%;
    border-radius: 12px;
  }

  .hero {
    grid-template-columns: 1fr;
  }

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

  .timeline-item {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  h1 {
    font-size: clamp(3.2rem, 18vw, 4.8rem);
  }

  .hero {
    min-height: auto;
  }

  .hero-panel {
    min-height: auto;
  }

  .hero-orbit {
    min-height: 220px;
  }

  .button {
    width: 100%;
  }

  .contact-actions {
    flex-direction: column;
  }

  .contact-actions .button {
    width: 100%;
  }

  .site-footer {
    flex-direction: column;
  }
}

/* =========================
   REDUÇÃO DE MOVIMENTO
========================= */

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