/* ========================================
   ERICK DEV — STYLE
   Paleta: dark + amber/warm gold
   Font: Space Grotesk (headings) + Sora (body)
   ======================================== */

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

:root {
  --bg: #0a0a0a;
  --bg-raised: #111111;
  --bg-card: #161616;
  --bg-card-hover: #1c1c1c;
  --text: #e8e4df;
  --text-muted: #8a8580;
  --accent: #d4a053;
  --accent-light: #e8c07a;
  --accent-dark: #b8862e;
  --border: #222222;
  --border-light: #2a2a2a;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Sora', sans-serif;
  font-weight: 300;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- NAV --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: background var(--transition), box-shadow var(--transition);
}

.nav--scrolled {
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border);
}

.nav__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

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

.nav__menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav__menu a {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-muted);
  transition: color var(--transition);
  position: relative;
}

.nav__menu a:hover {
  color: var(--text);
}

.nav__menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--transition);
}

.nav__menu a:hover::after {
  width: 100%;
}

.nav__cta {
  background: var(--accent);
  color: var(--bg) !important;
  padding: 8px 20px;
  border-radius: 100px;
  font-weight: 600;
}

.nav__cta::after {
  display: none !important;
}

.nav__cta:hover {
  background: var(--accent-light) !important;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* --- HERO --- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 120px 24px 60px;
  position: relative;
  overflow: hidden;
}

.hero__bg-grain {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero__tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 0.8s 0.2s forwards;
}

.hero__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 0.8s 0.4s forwards;
}

.hero__accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 480px;
  margin: 0 auto 40px;
  opacity: 0;
  animation: fadeUp 0.8s 0.6s forwards;
}

.hero__paths {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.8s 0.8s forwards;
}

.hero__scroll {
  position: absolute;
  bottom: 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  opacity: 0;
  animation: fadeUp 0.8s 1.2s forwards;
}

.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s infinite;
}

/* --- BUTTONS --- */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 100px;
  font-family: 'Sora', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-align: center;
}

.btn--primary {
  background: var(--accent);
  color: var(--bg);
}

.btn--primary:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 160, 83, 0.25);
}

.btn--outline {
  border: 1px solid var(--border-light);
  color: var(--text);
  background: transparent;
}

.btn--outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.btn--small {
  padding: 10px 24px;
  font-size: 0.85rem;
}

.btn--full {
  width: 100%;
}

/* --- SECTIONS --- */
.section {
  padding: 120px 0;
}

.section__label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent);
  margin-bottom: 16px;
}

.section__title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 12px;
}

.section__desc {
  color: var(--text-muted);
  max-width: 500px;
  margin-bottom: 48px;
}

/* --- SOBRE --- */
.sobre__grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 64px;
  align-items: center;
}

.sobre__text h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 20px;
}

.sobre__text p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.sobre__stats {
  display: flex;
  gap: 48px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.stat__value {
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.stat__number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat__plus {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.stat__label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-top: 8px;
}

.sobre__visual {
  display: flex;
  justify-content: center;
}

.sobre__card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.sobre__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-light));
}

.sobre__card-icon {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 16px;
}

.sobre__card p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* --- SKILLS MARQUEE --- */
.marquee {
  overflow: hidden;
  padding: 48px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: relative;
}

.marquee::before,
.marquee::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}

.marquee::before {
  left: 0;
  background: linear-gradient(to right, var(--bg), transparent);
}

.marquee::after {
  right: 0;
  background: linear-gradient(to left, var(--bg), transparent);
}

.marquee__track {
  display: flex;
  gap: 48px;
  width: max-content;
  animation: marqueeScroll 30s linear infinite;
}

.marquee__item {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.marquee__item img {
  width: 36px !important;
  height: 36px !important;
  min-width: 36px;
  max-width: 36px !important;
  min-height: 36px;
  max-height: 36px !important;
  object-fit: contain;
  display: block;
  filter: grayscale(0.3);
  transition: filter 0.3s;
}

.marquee__item:hover img {
  filter: grayscale(0);
}

.marquee__item span {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
}

.marquee__item:hover span {
  color: var(--text);
}

@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* --- PROJETOS --- */
.projetos {
  background: var(--bg-raised);
}

.projetos__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.projeto-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}

.projeto-card:hover {
  border-color: var(--accent-dark);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

.projeto-card__img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.projeto-card__placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--bg-card), #1a1815);
  display: flex;
  align-items: center;
  justify-content: center;
}

.projeto-card__placeholder span {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 4rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.15;
}

.projeto-card__info {
  padding: 24px;
}

.projeto-card__info h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.projeto-card__info p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.projeto-card__tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.projeto-card__tags span {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 100px;
  background: rgba(212, 160, 83, 0.1);
  color: var(--accent);
  border: 1px solid rgba(212, 160, 83, 0.15);
}

/* --- SERVIÇOS --- */
.servicos__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.servico-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition);
  position: relative;
}

.servico-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
}

.servico-card--featured {
  border-color: var(--accent-dark);
  background: linear-gradient(180deg, rgba(212, 160, 83, 0.05), var(--bg-card));
}

.servico-card__badge {
  position: absolute;
  top: -1px;
  right: 24px;
  background: var(--accent);
  color: var(--bg);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 0 0 8px 8px;
}

.servico-card__header {
  margin-bottom: 16px;
}

.servico-card__icon {
  color: var(--accent);
  font-size: 1.2rem;
  display: block;
  margin-bottom: 12px;
}

.servico-card__header h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.3rem;
  font-weight: 600;
}

.servico-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.servico-card ul {
  margin-bottom: 24px;
  flex-grow: 1;
}

.servico-card li {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 6px 0;
  padding-left: 16px;
  position: relative;
}

.servico-card li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.servico-card__price {
  margin-bottom: 20px;
}

.servico-card__price span {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  display: block;
}

.servico-card__price strong {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text);
}

/* --- SKILLS --- */
.skills {
  background: var(--bg-raised);
}

.skills__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.skill-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.skill-item__name {
  font-size: 0.85rem;
  font-weight: 500;
}

.skill-item__bar {
  height: 6px;
  background: var(--border);
  border-radius: 100px;
  overflow: hidden;
}

.skill-item__fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent-dark), var(--accent));
  border-radius: 100px;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- CONTATO --- */
.contato__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contato__text h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.contato__text p {
  color: var(--text-muted);
  margin-bottom: 32px;
}

.contato__links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contato__link {
  display: flex;
  flex-direction: column;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  font-size: 0.9rem;
}

.contato__link:hover {
  border-color: var(--accent-dark);
  background: var(--bg-card);
}

.contato__link-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  margin-bottom: 4px;
}

.contato__form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: 'Sora', sans-serif;
  font-size: 0.9rem;
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%238a8580' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

/* --- FORM ERRORS & HINTS --- */
.form-error {
  display: block;
  font-size: 0.78rem;
  color: #e74c3c;
  margin-top: 6px;
  min-height: 0;
  opacity: 0;
  transition: opacity var(--transition);
}

.form-error--visible {
  opacity: 1;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 12px;
}

/* --- WHATSAPP LINK --- */
.contato__link--whatsapp {
  border-color: #25d366;
}

.contato__link--whatsapp .contato__link-label {
  color: #25d366;
}

.contato__link--whatsapp:hover {
  border-color: #25d366;
  background: rgba(37, 211, 102, 0.08);
}

/* --- GITHUB LINK --- */
.contato__link--github .contato__link-label {
  color: #f0f0f0;
}

.contato__link--github:hover {
  border-color: #f0f0f0;
  background: rgba(240, 240, 240, 0.06);
}

/* --- PROJETO CARD LINK --- */
.projeto-card__link {
  margin-top: 12px;
  display: inline-block;
}

.projeto-card__info a {
  color: inherit;
  transition: color var(--transition);
}

.projeto-card__info a:hover {
  color: var(--accent);
}

.projeto-card__placeholder--vitrine {
  background: linear-gradient(135deg, #1a1410, #1c1815);
}

.projeto-card__placeholder--vitrine span {
  font-size: 1.6rem;
  opacity: 0.3;
  letter-spacing: -1px;
}

/* --- FOOTER --- */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer__top {
  color: var(--accent);
  font-weight: 500;
  transition: opacity var(--transition);
}

.footer__top:hover {
  opacity: 0.7;
}

/* --- ANIMATIONS --- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* --- MOBILE --- */
@media (max-width: 900px) {
  .servicos__grid {
    grid-template-columns: 1fr;
    max-width: 440px;
  }
}

@media (max-width: 768px) {
  .nav__toggle {
    display: flex;
  }

  .nav__menu {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    justify-content: center;
    gap: 32px;
    font-size: 1.4rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
  }

  .nav__menu--open {
    opacity: 1;
    pointer-events: auto;
  }

  .nav__menu a {
    font-size: 1.2rem;
    color: var(--text);
  }

  .sobre__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .sobre__visual {
    order: -1;
  }

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

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

  .contato__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .sobre__stats {
    gap: 24px;
    flex-wrap: wrap;
  }

  .hero__title {
    letter-spacing: -1px;
  }

  .footer__inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__paths {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 280px;
  }
}