/* ==========================================================================
   NOXXD — Official CSS Design System & Tokens
   Retro-industrial, Geometric, 8-bit Refined Visual Identity
   Domain: noxxd.com.br
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Josefin+Sans:ital,wght@0,300;0,400;0,600;0,700;1,400&family=Oswald:wght@500;600;700&display=swap');

/* --------------------------------------------------------------------------
   1. Design System Tokens & Compatibility Aliases
   -------------------------------------------------------------------------- */
:root {
  /* Brand Color Palette */
  --bg-primary: #1B5E6B;
  --bg-dark: #154B56;
  --bg-deep: #0E363E;
  --color-gold: #C8975D;
  --color-gold-hover: #D8A76D;
  --color-gold-muted: rgba(200, 151, 93, 0.4);
  --text-light: #F5F7F8;
  --text-muted: #D0C0A7;

  /* Grid & Architectural Accents */
  --grid-line: rgba(200, 151, 93, 0.07);
  --grid-line-bold: rgba(200, 151, 93, 0.14);

  /* Typography */
  --font-heading: 'Oswald', 'Archivo Narrow', 'Arial Narrow', sans-serif;
  --font-slogan: 'Josefin Sans', sans-serif;
  --font-body: 'Josefin Sans', system-ui, -apple-system, sans-serif;

  /* Strict Geometric Rules */
  --border-radius-strict: 0px;
  --border-width: 2px;
  --border-width-thick: 4px;

  /* Transitions & Animation Timings */
  --transition-fast: 0.15s ease-in-out;
  --transition-base: 0.25s ease-in-out;

  /* Compatibility Aliases */
  --bg: var(--bg-primary);
  --accent: var(--color-gold);
  --text: var(--color-gold);
  --text-primary: var(--text-light);
}

/* --------------------------------------------------------------------------
   2. Reset & Universal Zero Border-Radius Enforcement
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-border-radius: 0;
  border-radius: 0 !important; /* Strict Right-Angle Geometric Constraint */
}

/* Universal Interactive & Form Controls Reset (Prevents OS/WebKit Rounded Controls) */
button,
input,
textarea,
select,
optgroup {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  -webkit-border-radius: 0;
  border-radius: 0 !important;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-size: 16px;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  background-color: var(--bg-primary);
  color: var(--text-light);
  font-family: var(--font-body);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Images and Media Elements */
img,
svg,
canvas,
picture,
video {
  display: block;
  max-width: 100%;
  border-radius: 0 !important;
}

/* --------------------------------------------------------------------------
   3. Blueprint Orthogonal Grid System
   -------------------------------------------------------------------------- */
/* Subtle Blueprint Orthogonal Grid (32px cells) */
.bg-grid,
body {
  background-color: var(--bg-primary);
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 32px 32px;
  background-position: center top;
}

/* Dark Section Grid Variation ("Cidadão Relata") */
.bg-grid-dark {
  background-color: var(--bg-dark);
  background-image:
    linear-gradient(to right, rgba(200, 151, 93, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(200, 151, 93, 0.05) 1px, transparent 1px);
  background-size: 32px 32px;
  background-position: center top;
}

/* Technical Blueprint Grid with 128px Major Lines */
.bg-grid-technical {
  background-color: var(--bg-primary);
  background-image:
    linear-gradient(to right, var(--grid-line-bold) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line-bold) 1px, transparent 1px),
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 128px 128px, 128px 128px, 32px 32px, 32px 32px;
  background-position: center top;
}

/* --------------------------------------------------------------------------
   4. Stepped Pixelated / Checkerboard Ornaments
   -------------------------------------------------------------------------- */
/* Horizontal Checkerboard Divider (8-bit) */
.checker-accent,
.pixel-divider {
  display: block;
  width: 100%;
  height: 8px;
  margin: 32px 0;
  background-image: repeating-conic-gradient(
    var(--color-gold) 0% 25%,
    transparent 0% 50%
  );
  background-size: 8px 8px;
  background-position: 0 0;
}

.checker-accent-sm {
  height: 4px;
  background-size: 4px 4px;
}

.pixel-dither-line {
  display: block;
  width: 100%;
  height: 4px;
  background: repeating-linear-gradient(
    to right,
    var(--color-gold) 0px,
    var(--color-gold) 4px,
    transparent 4px,
    transparent 8px
  );
}

.pixel-border {
  position: relative;
  border: var(--border-width) solid var(--color-gold);
  background: var(--bg-dark);
}

.pixel-border-checker {
  position: relative;
  border: 4px solid transparent;
  background-clip: padding-box;
}

.pixel-border-checker::before {
  content: "";
  position: absolute;
  inset: -4px;
  z-index: -1;
  background-image: repeating-conic-gradient(
    var(--color-gold) 0% 25%,
    var(--bg-primary) 0% 50%
  );
  background-size: 4px 4px;
}

/* Pixel Card with Stepped 8-bit Corner Tabs */
.pixel-card {
  position: relative;
  background-color: var(--bg-dark);
  border: 2px solid var(--color-gold);
  padding: 32px 24px;
  transition: transform var(--transition-base), border-color var(--transition-base);
}

.pixel-card::before,
.pixel-card::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 6px;
  background-color: var(--color-gold);
  pointer-events: none;
}

.pixel-card::before {
  top: -3px;
  left: -3px;
  box-shadow: calc(100% + 0px) 0 0 var(--color-gold);
}

.pixel-card::after {
  bottom: -3px;
  left: -3px;
  box-shadow: calc(100% + 0px) 0 0 var(--color-gold);
}

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

/* Explicit Stepped Pixel Corners */
.pixel-corner {
  position: absolute;
  width: 12px;
  height: 12px;
  pointer-events: none;
}

.pixel-corner.top-left {
  top: 0;
  left: 0;
  background:
    linear-gradient(var(--color-gold), var(--color-gold)) 0 0 / 4px 12px no-repeat,
    linear-gradient(var(--color-gold), var(--color-gold)) 0 0 / 12px 4px no-repeat,
    linear-gradient(var(--color-gold), var(--color-gold)) 4px 4px / 4px 4px no-repeat;
}

.pixel-corner.top-right {
  top: 0;
  right: 0;
  background:
    linear-gradient(var(--color-gold), var(--color-gold)) right 0 / 4px 12px no-repeat,
    linear-gradient(var(--color-gold), var(--color-gold)) right 0 / 12px 4px no-repeat,
    linear-gradient(var(--color-gold), var(--color-gold)) right 4px top 4px / 4px 4px no-repeat;
}

.pixel-corner.bottom-left {
  bottom: 0;
  left: 0;
  background:
    linear-gradient(var(--color-gold), var(--color-gold)) 0 bottom / 4px 12px no-repeat,
    linear-gradient(var(--color-gold), var(--color-gold)) 0 bottom / 12px 4px no-repeat,
    linear-gradient(var(--color-gold), var(--color-gold)) 4px bottom 4px / 4px 4px no-repeat;
}

.pixel-corner.bottom-right {
  bottom: 0;
  right: 0;
  background:
    linear-gradient(var(--color-gold), var(--color-gold)) right bottom / 4px 12px no-repeat,
    linear-gradient(var(--color-gold), var(--color-gold)) right bottom / 12px 4px no-repeat,
    linear-gradient(var(--color-gold), var(--color-gold)) right 4px bottom 4px / 4px 4px no-repeat;
}

/* Brand Emblem Background Accent */
.brand-emblem-accent {
  background-image: url("assets/logo-emblem.svg");
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}

/* --------------------------------------------------------------------------
   5. Typography Hierarchy & Slogan Styling
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  color: var(--color-gold);
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1.2;
  margin-bottom: 16px;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
}

h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
}

/* Slogan "BUILD IT YOUR WAY" with Wide Tracking */
.slogan,
.brand-slogan {
  font-family: var(--font-slogan);
  text-transform: uppercase;
  font-weight: 600;
  font-size: clamp(1rem, 2vw, 1.35rem);
  color: var(--color-gold);
  letter-spacing: 0.35em;
  margin-right: -0.35em;
  display: block;
  text-align: center;
}

p {
  color: var(--text-light);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 16px;
}

p.lead {
  font-size: 1.25rem;
  color: var(--text-muted);
  line-height: 1.6;
}

a {
  color: var(--color-gold);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.tag {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(200, 151, 93, 0.15);
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  font-family: var(--font-slogan);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 0 !important;
}

/* --------------------------------------------------------------------------
   6. Buttons & Tactile Hover States
   -------------------------------------------------------------------------- */
.btn,
.btn-primary {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  -webkit-border-radius: 0;
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  background-color: var(--color-gold);
  color: var(--bg-primary);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border: 2px solid var(--color-gold);
  border-radius: 0 !important;
  cursor: pointer;
  text-decoration: none;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast);
}

.btn:hover,
.btn-primary:hover,
.btn:focus-visible,
.btn-primary:focus-visible {
  background-color: var(--bg-primary);
  color: var(--color-gold);
  border-color: var(--color-gold-hover);
  transform: translateY(-2px);
  outline: none;
}

.btn:active,
.btn-primary:active {
  background-color: var(--bg-dark);
  transform: translateY(0);
}

.btn-outline {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  -webkit-border-radius: 0;
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  background-color: transparent;
  color: var(--color-gold);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border: 2px solid var(--color-gold);
  border-radius: 0 !important;
  cursor: pointer;
  text-decoration: none;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast);
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background-color: var(--color-gold);
  color: var(--bg-primary);
  border-color: var(--color-gold-hover);
  transform: translateY(-2px);
}

/* Tactile Geometric Square Ripple (Strictly Zero Border-Radius) */
.btn-ripple {
  position: absolute;
  pointer-events: none;
  background-color: rgba(200, 151, 93, 0.35);
  border-radius: 0 !important;
  transform: scale(0);
  animation: geometric-ripple 0.5s ease-out forwards;
}

@keyframes geometric-ripple {
  0% {
    transform: scale(0);
    opacity: 0.7;
  }
  100% {
    transform: scale(2.2);
    opacity: 0;
  }
}

/* --------------------------------------------------------------------------
   7. Structural Layout & Section Components
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(27, 94, 107, 0.96);
  backdrop-filter: blur(4px);
  border-bottom: 2px solid var(--color-gold);
  width: 100%;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: 0.08em;
}

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

.nav-link {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
  padding: 6px 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-gold);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--color-gold);
  transition: width var(--transition-fast);
}

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

/* Hero Section */
.hero-section {
  position: relative;
  padding: 100px 24px 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: calc(100vh - 80px);
}

.hero-content {
  max-width: 860px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(2.5rem, 6.5vw, 4.5rem);
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero-slogan-wrapper {
  margin-bottom: 28px;
}

.hero-description {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Services Section */
.services-section {
  padding: 90px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}

.service-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.service-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 20px;
  color: var(--color-gold);
}

/* Showcase Section ("Cidadão Relata") */
.showcase-featured {
  background-color: var(--bg-dark);
  border-top: 4px solid var(--color-gold);
  border-bottom: 4px solid var(--color-gold);
  padding: 90px 24px;
  position: relative;
}

.showcase-container {
  max-width: 1200px;
  margin: 0 auto;
}

.showcase-header {
  margin-bottom: 40px;
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.showcase-mockup-wrapper {
  position: relative;
  border: 2px solid var(--color-gold);
  background: var(--bg-primary);
  padding: 20px;
  display: flex;
  flex-direction: column;
}

.showcase-dashboard-feature {
  position: relative;
  border: 2px solid var(--color-gold);
  background: var(--bg-primary);
  padding: 20px;
  margin-top: 48px;
}

.mockup-header-ribbon {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--grid-line-bold);
  padding-bottom: 12px;
}

.mockup-header-title {
  color: var(--color-gold);
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  letter-spacing: 0.05em;
}

.mockup-header-sub {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-body);
}

.mockup-img-container {
  width: 100%;
  overflow: hidden;
  background-color: var(--bg-dark);
  border: 1px solid rgba(200, 151, 93, 0.3);
}

.mockup-mobile-container {
  max-width: 360px;
  margin: 0 auto;
}

.showcase-mockup-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}

.showcase-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 20px 0;
}

/* Secondary Portfolio Grid */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.portfolio-card {
  background-color: var(--bg-dark);
  border: 2px solid var(--color-gold);
  padding: 24px;
  display: flex;
  flex-direction: column;
}

.portfolio-card-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 2px solid var(--color-gold);
  margin-bottom: 16px;
}

/* Contact Section */
.contact-section {
  padding: 90px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 40px;
}

.contact-card {
  background: var(--bg-dark);
  border: 2px solid var(--color-gold);
  padding: 32px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-link {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  letter-spacing: 0.05em;
  color: var(--color-gold);
}

/* Section Anchor Scroll Offset */
section {
  scroll-margin-top: 80px;
}

/* Footer in Brand Gold Band */
.site-footer {
  background-color: var(--color-gold);
  color: var(--bg-primary);
  border-top: 4px solid var(--color-gold-hover);
  padding: 32px 24px;
  width: 100%;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-family: var(--font-slogan);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--bg-primary);
  letter-spacing: 0.05em;
}

.footer-socials {
  display: flex;
  align-items: center;
  gap: 16px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 2px solid var(--bg-primary);
  color: var(--bg-primary);
  border-radius: 0 !important;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.social-link:hover {
  background-color: var(--bg-primary);
  color: var(--color-gold);
}

/* --------------------------------------------------------------------------
   8. Responsive Viewport Adaptation (320px to 1920px)
   -------------------------------------------------------------------------- */
.nav-toggle {
  display: none;
}

@media (min-width: 1025px) {
  .nav-toggle {
    display: none !important;
  }
}

@media (max-width: 1024px) {
  .services-grid,
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .showcase-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .showcase-dashboard-feature {
    margin-top: 36px;
  }
}

@media (max-width: 768px) {
  .site-nav {
    display: none;
  }

  .site-nav.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-primary);
    border-bottom: 2px solid var(--color-gold);
    padding: 24px;
    gap: 16px;
  }

  .nav-toggle {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    -webkit-border-radius: 0;
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    border: 2px solid var(--color-gold);
    padding: 8px;
    cursor: pointer;
    border-radius: 0 !important;
  }

  .nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background-color: var(--color-gold);
  }

  .showcase-featured {
    padding: 60px 16px;
  }

  .showcase-mockup-wrapper,
  .showcase-dashboard-feature {
    padding: 14px;
  }

  .mockup-mobile-container {
    max-width: 100%;
  }

  .services-grid,
  .portfolio-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-section {
    padding: 60px 16px 40px;
    min-height: auto;
  }

  .footer-container {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.1rem;
  }

  .slogan,
  .brand-slogan {
    letter-spacing: 0.2em;
    margin-right: -0.2em;
  }

  .btn,
  .btn-primary,
  .btn-outline {
    width: 100%;
    padding: 12px 20px;
  }

  .showcase-featured {
    padding: 44px 12px;
  }

  .showcase-mockup-wrapper,
  .showcase-dashboard-feature {
    padding: 10px;
  }

  .mockup-header-ribbon {
    gap: 8px;
    padding-bottom: 8px;
    margin-bottom: 10px;
  }

  .mockup-header-title {
    font-size: 0.95rem;
  }

  .mockup-header-sub {
    font-size: 0.72rem;
  }

  .bg-grid,
  body {
    background-size: 20px 20px;
  }
}

/* --------------------------------------------------------------------------
   9. Accessibility & High Contrast States
   -------------------------------------------------------------------------- */
:focus-visible {
  outline: 2px solid var(--color-gold-hover);
  outline-offset: 4px;
}

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

/* --------------------------------------------------------------------------
   10. GPU-Accelerated Scroll Reveal Transitions (60 FPS)
   -------------------------------------------------------------------------- */
.reveal-item {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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