/* =============================================
   DC TATTOO ARTES — Diego Collet
   Design System & Global Styles
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;0,900;1,400;1,700&family=Inter:wght@300;400;500;600;700&family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&display=swap');

/* ---- Variables ---- */
:root {
  --black: #000000;
  --dark-1: #0a0a0a;
  --dark-2: #111111;
  --dark-3: #1a1a1a;
  --dark-4: #222222;
  --border: #2a2a2a;
  --border-light: #333333;
  --text-primary: #ffffff;
  --text-secondary: #cccccc;
  --text-muted: #888888;
  --text-faint: #555555;
  --gold: #C9A84C;
  --gold-light: #E8C96A;
  --gold-dark: #9E7A2E;
  --white: #ffffff;
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-accent: 'Cormorant Garamond', Georgia, serif;
  --radius: 4px;
  --radius-lg: 8px;
  --transition: all 0.3s ease;
  --shadow-gold: 0 0 30px rgba(201, 168, 76, 0.15);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--black);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font-body); }

/* ---- Typography ---- */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: clamp(1.1rem, 1.8vw, 1.4rem); }

.section-tag {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  display: inline-block;
  margin-bottom: 1rem;
}

/* ---- Layout ---- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 6rem 0;
}

/* ---- Navigation ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.5rem 0;
  transition: var(--transition);
}

.nav.scrolled {
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}

/* ---- Split Nav: links | LOGO | links ---- */
.nav-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  max-width: 1500px;
  margin: 0 auto;
  padding: 0 2rem;
  gap: 1rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.nav-logo:hover { opacity: 0.85; }

.nav-logo-img {
  height: 64px;
  width: auto;
  object-fit: contain;
  transition: var(--transition);
  filter: brightness(0) invert(1); /* branco no fundo escuro */
}

.nav.scrolled .nav-logo-img {
  height: 52px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links.nav-left {
  justify-content: flex-end;
}

.nav-links.nav-right {
  justify-content: flex-start;
}

.nav-links a {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}

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

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  background: var(--gold);
  color: var(--black) !important;
  padding: 0.6rem 1.5rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  border-radius: var(--radius);
  transition: var(--transition);
}

.nav-cta::after { display: none !important; }

.nav-cta:hover {
  background: var(--gold-light) !important;
  color: var(--black) !important;
  transform: translateY(-1px);
}

.nav-mobile-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.nav-mobile-btn span {
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
  display: block;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2.2rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gold);
  color: var(--black);
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(201, 168, 76, 0.4);
}

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

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

.btn-ghost {
  background: transparent;
  color: var(--gold);
  border: 1px solid var(--gold);
}

.btn-ghost:hover {
  background: var(--gold);
  color: var(--black);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25D366;
  color: var(--white);
}

.btn-whatsapp:hover {
  background: #20BA5A;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.3);
}

/* ---- Gold Line Divider ---- */
.gold-line {
  width: 60px;
  height: 2px;
  background: var(--gold);
  margin: 1.5rem 0;
}

.gold-line-center {
  margin: 1.5rem auto;
}

/* ---- Section Header ---- */
.section-header {
  margin-bottom: 4rem;
}

.section-header.center {
  text-align: center;
}

.section-header.center .gold-line {
  margin: 1.5rem auto;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 600px;
  line-height: 1.7;
}

/* ---- Cards ---- */
.card {
  background: var(--dark-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-gold);
}

/* ---- Gold Number ---- */
.gold-number {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
  opacity: 0.3;
}

/* ---- Scroll Animations ---- */
[data-aos] {
  transition-property: opacity, transform;
}

/* ---- Image Overlay ---- */
.img-overlay {
  position: relative;
  overflow: hidden;
}

.img-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(0,0,0,0.7) 100%);
}

/* ---- Badge ---- */
.badge {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 100px;
  border: 1px solid var(--gold);
  color: var(--gold);
}

/* ---- Countries Flags ---- */
.flags {
  display: flex;
  gap: 0.5rem;
  font-size: 1.5rem;
}

/* ---- Stat Block ---- */
.stat-block {
  text-align: center;
  padding: 2rem;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--dark-1);
}

.hero-bg-image {
  position: absolute;
  inset: 0;
  object-fit: cover;
  width: 100%;
  height: 100%;
  opacity: 0.25;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.4) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
}

/* ---- Portfolio Grid ---- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2px;
}

.portfolio-item {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  cursor: pointer;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

/* ---- Filter Buttons ---- */
.filter-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.filter-btn {
  padding: 0.5rem 1.2rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--border-light);
  border-radius: 100px;
  color: var(--text-muted);
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  border-color: var(--gold);
  color: var(--gold);
}

/* ---- Testimonials ---- */
.testimonial-card {
  background: var(--dark-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: -1rem;
  left: 1.5rem;
  font-family: var(--font-heading);
  font-size: 5rem;
  color: var(--gold);
  opacity: 0.5;
  line-height: 1;
}

.testimonial-stars {
  color: var(--gold);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.testimonial-text {
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--dark-4);
  border: 2px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--gold);
}

.testimonial-name {
  font-weight: 600;
  font-size: 0.9rem;
}

.testimonial-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ---- Process Steps ---- */
.process-step {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  padding: 2rem;
  border-left: 1px solid var(--border);
  position: relative;
}

.process-step::before {
  content: '';
  position: absolute;
  left: -6px;
  top: 2rem;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--gold);
}

.process-number {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--gold);
  opacity: 0.5;
  min-width: 40px;
}

/* ---- Form ---- */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  background: var(--dark-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.9rem 1.2rem;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition);
  appearance: none;
}

.form-control:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

.form-control::placeholder {
  color: var(--text-faint);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* ---- Footer ---- */
.footer {
  background: var(--dark-1);
  border-top: 1px solid var(--border);
  padding: 5rem 0 2rem;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-logo span { color: var(--gold); }

.footer-tagline {
  color: var(--text-muted);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-links h4 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
}

.footer-links a {
  display: block;
  color: var(--text-muted);
  font-size: 0.9rem;
  padding: 0.3rem 0;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--white);
  padding-left: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  margin-top: 4rem;
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-copy {
  color: var(--text-faint);
  font-size: 0.8rem;
}

/* ---- Social Icons ---- */
.social-links {
  display: flex;
  gap: 1rem;
}

.social-link {
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition);
  font-size: 0.9rem;
}

.social-link:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}

/* ---- WhatsApp Float ---- */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
  animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: white;
}

@keyframes pulse-whatsapp {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 4px 40px rgba(37, 211, 102, 0.7); }
}

/* ---- Mobile Menu ---- */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu a {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--white);
  transition: var(--transition);
}

.mobile-menu a:hover {
  color: var(--gold);
}

.mobile-menu-close {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  font-size: 2rem;
  color: var(--white);
}

/* ---- Utility ---- */
.text-gold { color: var(--gold); }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-4 { margin-bottom: 2rem; }
.italic { font-style: italic; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }

/* ---- Separador ---- */
.section-separator {
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
  margin: 0;
  opacity: 0.3;
}

/* ---- Page Header ---- */
.page-header {
  padding: 10rem 0 5rem;
  background: var(--dark-1);
  position: relative;
  overflow: hidden;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--gold), transparent);
  opacity: 0.3;
}

.page-header-bg-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-heading);
  font-size: clamp(6rem, 15vw, 14rem);
  font-weight: 900;
  color: var(--dark-3);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  section { padding: 4rem 0; }
  .container, .container-wide { padding: 0 1.2rem; }
  .nav-inner {
    grid-template-columns: auto 1fr auto;
  }
  .nav-links.nav-left,
  .nav-links.nav-right { display: none; }
  .nav-logo-img { height: 48px; }
  .nav-links { display: none; }
  .nav-mobile-btn { display: flex; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .btn { padding: 0.9rem 1.5rem; font-size: 0.75rem; }
}