/* ==========================================================================
   FELIPPE VAZ — ESTÚDIO DIGITAL & MANUTENÇÃO CONTÍNUA
   Estética Minimalista Editorial Japonesa + Efeitos Ambientes Tokyo at Night
   Design Leve, Arejado, Menos Textos, Mais Profundidade Visual
   ========================================================================== */

:root {
  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: 'Newsreader', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing Scale */
  --space-xs: 0.35rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;
  --space-3xl: 7.5rem;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 320ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-theme: 450ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Containers */
  --container-max: 1120px;

  /* LIGHT MODE */
  --bg-page: #fafbfc;
  --bg-surface: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-subtle: #f1f4f9;
  --bg-elevated: #ffffff;

  --text-primary: #0a1128;
  --text-secondary: #3b485d;
  --text-muted: #64748b;
  --text-faint: #94a3b8;

  --border-hairline: rgba(10, 17, 40, 0.08);
  --border-medium: rgba(10, 17, 40, 0.16);
  --border-hover: #004bca;

  --accent-blue: #004bca;
  --accent-electric: #0066ff;
  --accent-light: #eef4ff;

  --grid-line: rgba(10, 17, 40, 0.035);
  --grid-opacity: 0.7;

  --accent-ambient: rgba(0, 75, 202, 0.05);
  --accent-ambient-secondary: rgba(0, 102, 255, 0.03);
  --accent-ambient-tertiary: rgba(56, 189, 248, 0.04);
  --accent-ambient-hero: rgba(0, 75, 202, 0.08);
  --accent-glow-strong: rgba(0, 75, 202, 0.15);
  --card-glow-shadow: rgba(0, 75, 202, 0.08);

  --status-active: #059669;
  --header-bg: rgba(250, 251, 252, 0.84);
}

/* TOKYO AT NIGHT (Dark Mode) */
[data-theme="dark"] {
  --bg-page: #040813;
  --bg-surface: #070e1f;
  --bg-card: rgba(8, 16, 34, 0.75);
  --bg-subtle: #0d1933;
  --bg-elevated: #0a1630;

  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #8295b3;
  --text-faint: #475569;

  --border-hairline: rgba(56, 189, 248, 0.12);
  --border-medium: rgba(56, 189, 248, 0.22);
  --border-hover: #38bdf8;

  --accent-blue: #2563eb;
  --accent-electric: #38bdf8;
  --accent-light: rgba(56, 189, 248, 0.1);

  --grid-line: rgba(56, 189, 248, 0.06);
  --grid-opacity: 0.9;

  --accent-ambient: rgba(56, 189, 248, 0.12);
  --accent-ambient-secondary: rgba(37, 99, 235, 0.09);
  --accent-ambient-tertiary: rgba(0, 210, 255, 0.06);
  --accent-ambient-hero: rgba(56, 189, 248, 0.18);
  --accent-glow-strong: rgba(56, 189, 248, 0.22);
  --card-glow-shadow: rgba(56, 189, 248, 0.12);

  --status-active: #10b981;
  --header-bg: rgba(4, 8, 19, 0.86);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.6;
  position: relative;
  overflow-x: hidden;
  max-width: 100%;
  width: 100%;
  transition: background-color var(--transition-theme), color var(--transition-theme);
}

/* Universal Transition between Light & Tokyo at Night */
body, header, nav,
.serenity-card, .problem-minimal-item, .minimal-banner,
.step-card, .service-glow-panel, .differential-card,
.portfolio-item, .about-compact-card, .contact-luminous-box,
.site-footer, .theme-toggle-btn, .mobile-sticky-bar,
.form-input, .form-textarea, .modal-container, .email-copy-group {
  transition: background-color var(--transition-theme),
              color var(--transition-theme),
              border-color var(--transition-theme),
              box-shadow var(--transition-theme);
}

/* ==========================================================================
   AMBIENT BACKGROUND EFFECTS (Architectural Grid + Tokyo Ambient Glow)
   ========================================================================== */
.ambient-grid-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 15%, black 30%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 15%, black 30%, transparent 85%);
  opacity: var(--grid-opacity);
  transition: opacity var(--transition-theme);
}

.ambient-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(750px circle at var(--mouse-x, 50vw) var(--mouse-y, 25vh), var(--accent-ambient) 0%, transparent 70%),
    radial-gradient(circle at 15% 85%, var(--accent-ambient-secondary) 0%, transparent 55%),
    radial-gradient(circle at 85% 45%, var(--accent-ambient-tertiary) 0%, transparent 60%);
  transition: background var(--transition-theme);
}

/* Typography Base */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  overflow-wrap: break-word;
}

p, span, a, li, label, input, textarea, button {
  overflow-wrap: break-word;
}

p {
  color: var(--text-secondary);
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
}

/* Layout Container & Grid Safety */
main, section, header, footer,
.container, .hero-container, .problem-minimal-grid,
.steps-compact-list, .services-compact-grid, .portfolio-stream,
.flow-linear-strip {
  max-width: 100%;
  box-sizing: border-box;
}

.hero-container > *,
.problem-minimal-grid > *,
.steps-compact-list > *,
.services-compact-grid > *,
.portfolio-stream > *,
.footer-inner > * {
  min-width: 0;
  max-width: 100%;
  box-sizing: border-box;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-md);
  padding-right: var(--space-md);
  position: relative;
  z-index: 1;
}

.section-padding {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

@media (min-width: 768px) {
  .container {
    padding-left: var(--space-lg);
    padding-right: var(--space-lg);
  }
  .section-padding {
    padding-top: var(--space-3xl);
    padding-bottom: var(--space-3xl);
  }
}

/* Editorial Serif Accents */
.serif-italic {
  font-family: var(--font-serif);
  font-weight: 400;
  font-style: italic;
  letter-spacing: -0.01em;
}

/* Section Header */
.section-header-editorial {
  margin-bottom: var(--space-xl);
  max-width: 760px;
}

.section-header-editorial.text-center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-blue);
  margin-bottom: var(--space-xs);
}

[data-theme="dark"] .section-kicker {
  color: var(--accent-electric);
}

.section-title {
  font-size: clamp(1.85rem, 4vw, 3rem);
  line-height: 1.15;
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
}

.section-lead {
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 620px;
}

/* ==========================================================================
   BUTTONS (Responsive, Clean, Accessible)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  line-height: 1.25;
  text-align: center;
  max-width: 100%;
  box-sizing: border-box;
}

@media (min-width: 640px) {
  .btn {
    white-space: nowrap;
  }
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: 0.8125rem;
}

.btn-primary {
  background-color: var(--accent-blue);
  color: #ffffff;
  border: 1px solid transparent;
  box-shadow: 0 4px 14px var(--accent-ambient);
}

.btn-primary:hover {
  background-color: var(--accent-electric);
  box-shadow: 0 6px 20px var(--accent-glow-strong);
  transform: translateY(-1px);
}

[data-theme="dark"] .btn-primary {
  background-color: var(--accent-electric);
  color: #040813;
}

[data-theme="dark"] .btn-primary:hover {
  background-color: #7dd3fc;
  box-shadow: 0 0 24px rgba(56, 189, 248, 0.4);
}

.btn-primary-header {
  display: none;
  background-color: var(--text-primary);
  color: var(--bg-page);
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  white-space: nowrap;
}

@media (min-width: 640px) {
  .btn-primary-header {
    display: inline-flex;
  }
}

.btn-primary-header:hover {
  background-color: var(--accent-blue);
  color: #ffffff;
}

[data-theme="dark"] .btn-primary-header {
  background-color: var(--accent-electric);
  color: #040813;
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}

.btn-secondary:hover {
  background-color: var(--bg-subtle);
  border-color: var(--text-primary);
}

.btn-secondary-white {
  background-color: #ffffff;
  color: #0a1128;
  border: 1px solid transparent;
}

.btn-secondary-white:hover {
  background-color: #f1f5f9;
  transform: translateY(-1px);
}

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

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

[data-theme="dark"] .btn-outline:hover {
  border-color: var(--accent-electric);
  color: var(--accent-electric);
}

.btn-text-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--accent-blue);
  padding: 0.25rem 0;
  transition: gap var(--transition-fast);
}

[data-theme="dark"] .btn-text-link {
  color: var(--accent-electric);
}

.btn-text-link:hover {
  gap: 0.5rem;
}

.btn-whatsapp {
  background-color: #25d366;
  color: #ffffff;
  font-weight: 600;
  padding: 0.8rem 1.4rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.btn-whatsapp:hover {
  background-color: #1ebd5a;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.3);
  transform: translateY(-1px);
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-hairline);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
  overflow: hidden;
}

.brand {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-weight: 800;
  font-size: 1.0625rem;
  color: var(--text-primary);
  line-height: 1.1;
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.availability-indicator {
  display: none;
  align-items: center;
  gap: 0.4rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border-hairline);
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

@media (min-width: 900px) {
  .availability-indicator {
    display: inline-flex;
  }
}

.pulse-dot {
  width: 6px;
  height: 6px;
  background-color: var(--status-active);
  border-radius: 50%;
  position: relative;
}

.pulse-dot::after {
  content: '';
  position: absolute;
  top: -2px; left: -2px; right: -2px; bottom: -2px;
  border-radius: 50%;
  background-color: var(--status-active);
  opacity: 0.5;
  animation: pulse-ring 2s cubic-bezier(0.24, 0, 0.38, 1) infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.9); opacity: 0.7; }
  70% { transform: scale(2.2); opacity: 0; }
  100% { transform: scale(2.2); opacity: 0; }
}

.desktop-nav {
  display: none;
}

@media (min-width: 992px) {
  .desktop-nav {
    display: block;
  }
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--space-md);
}

.nav-link {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.25rem 0;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--accent-blue);
}

[data-theme="dark"] .nav-link:hover {
  color: var(--accent-electric);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-full);
  background: var(--bg-subtle);
  border: 1px solid var(--border-hairline);
  color: var(--text-secondary);
  font-size: 0.6875rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  border-color: var(--border-medium);
  color: var(--text-primary);
}

[data-theme="light"] .dark-icon { display: none; }
[data-theme="dark"] .light-icon { display: none; }

.theme-label {
  display: none;
}

@media (min-width: 640px) {
  .theme-label {
    display: inline;
  }
}

.mobile-menu-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 34px;
  height: 34px;
  padding: 7px;
  border-radius: var(--radius-sm);
  background: var(--bg-subtle);
  border: 1px solid var(--border-hairline);
}

@media (min-width: 992px) {
  .mobile-menu-btn {
    display: none;
  }
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-menu-btn[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(3px) rotate(45deg);
}

.mobile-menu-btn[aria-expanded="true"] .hamburger-line:nth-child(2) {
  transform: translateY(-3px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  top: 66px;
  left: 0;
  width: 100%;
  /* Only as tall as its links; the site stays visible underneath */
  height: auto;
  max-height: calc(100vh - 66px);
  max-height: calc(100svh - 66px);
  background-color: var(--bg-page);
  border-bottom: 1px solid var(--border-hairline);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: 0 18px 40px rgba(10, 17, 40, 0);
  /* Slides down from behind the header's bottom edge. The panel moves with
     translateY while clip-path hides whatever is still above the header
     line: both use the same timing, so the clip's top always sits exactly
     on that line. The clip's bottom stays open (-60px), so the shadow rides
     down with the panel's edge instead of appearing at the end. */
  transform: translateY(-100%);
  clip-path: inset(100% -40px -60px -40px);
  visibility: hidden;
  transition: transform 420ms cubic-bezier(0.16, 1, 0.3, 1),
              clip-path 420ms cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 500ms ease,
              visibility 0s linear 420ms;
  z-index: 99;
  overflow-y: auto;
}

.mobile-drawer.open {
  box-shadow: 0 18px 40px rgba(10, 17, 40, 0.14);
  transform: translateY(0);
  clip-path: inset(0 -40px -60px -40px);
  visibility: visible;
  transition: transform 420ms cubic-bezier(0.16, 1, 0.3, 1),
              clip-path 420ms cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 500ms ease,
              visibility 0s;
}

.mobile-drawer-inner {
  padding: var(--space-md) var(--space-md) var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  opacity: 0;
  transition: opacity 260ms ease;
}

.mobile-drawer.open .mobile-drawer-inner {
  opacity: 1;
  transition-delay: 60ms;
}

.mobile-avail {
  display: inline-flex !important;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mobile-nav-link {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  display: block;
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border-hairline);
}

/* ==========================================================================
   HERO SECTION (Airy, Punchy, Floating Luminous Artifact)
   ========================================================================== */
/* Hero fills the first screen (minus the 67px sticky header incl. border) on any device,
   with the reassurance line pinned to its bottom edge as a page break */
.section-hero {
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 67px);
  min-height: calc(100svh - 67px);
  padding-top: var(--space-xl);
  position: relative;
  /* the planet bleeds past the right edge; keep it from widening the page */
  overflow: hidden;
  overflow: clip;
}

/* Decorative planet: behind all hero content, off-center to the right and
   cut by the screen edge. The element's center is the planet's center and
   the globe radius is 12.5% of its width (see planet.js). */
.hero-planet {
  --planet-globe: var(--accent-blue); /* exactly the "Eu cuido do seu site." blue */
  --planet-depth-fade: 1;
  --planet-lt: #94a3b8;
  --planet-slash: #0066ff;
  --planet-gt: #38bdf8;
  --planet-globe-alpha: 0.85;
  --planet-ring-alpha: 0.35;
  position: absolute;
  z-index: 0;
  left: 72%;
  top: 54%;
  width: clamp(900px, 118vw, 2600px);
  aspect-ratio: 16 / 9;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.hero-planet canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

[data-theme="dark"] .hero-planet {
  --planet-globe: #000000; /* black */
  --planet-depth-fade: 0;
  --planet-lt: #8295b3;
  --planet-slash: #2563eb;
  --planet-gt: #38bdf8;
  --planet-globe-alpha: 1;
  --planet-ring-alpha: 0.45;
}

@media (max-width: 767px) {
  /* Mobile: globe half hidden past the right edge (radius ≈ 42% of the screen
     width), with a wide ring running off both sides. The ring's inner edge
     stays close to the globe; its outer edge keeps the on-screen size it had
     before the globe was shrunk to 70% (band stretched ≈2× outward). */
  .hero-planet {
    left: 100%; /* globe centered on the right edge: half of it off-screen */
    top: 55%;
    width: 336vw;
    --planet-ring-spread: 2;
    --planet-globe-alpha: 0.15; /* sits behind the text on mobile, so keep it faint */
    --planet-ring-alpha: 0.28;
  }

  [data-theme="dark"] .hero-planet {
    --planet-globe-alpha: 1;
    --planet-ring-alpha: 0.38;
  }
}

.hero-container,
.hero-footer {
  position: relative;
  z-index: 1;
}

.hero-container {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
  padding-bottom: var(--space-xl);
}

.hero-footer {
  padding-bottom: var(--space-md);
}

.hero-footer .risk-reduction-badge {
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-hairline);
}

@media (min-width: 992px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}

.editorial-pill {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.55rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-full);
  color: var(--text-primary);
}

.editorial-divider {
  color: var(--border-medium);
}

.editorial-sub {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-title {
  font-size: clamp(2.1rem, 5.5vw, 3.85rem);
  line-height: 1.1;
  letter-spacing: -0.035em;
  margin-bottom: var(--space-md);
}

.hero-title-accent {
  color: var(--accent-blue);
  display: block;
}

[data-theme="dark"] .hero-title-accent {
  color: var(--accent-electric);
  text-shadow: 0 0 35px rgba(56, 189, 248, 0.3);
}

.hero-lead {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: var(--space-lg);
}

.hero-cta-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

@media (min-width: 520px) {
  .hero-cta-group {
    flex-direction: row;
    align-items: center;
  }
}

.risk-reduction-badge {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
}

.check-dot {
  color: var(--status-active);
  font-weight: 700;
}

/* Floating Serenity Artifact */
.hero-visual {
  display: block;
}

.serenity-card {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  box-shadow: 0 8px 32px var(--card-glow-shadow);
  transition: all var(--transition-normal);
}

.serenity-glow-backdrop {
  position: absolute;
  inset: -15px;
  background: radial-gradient(ellipse at center, var(--accent-ambient-hero) 0%, transparent 70%);
  filter: blur(28px);
  pointer-events: none;
  z-index: -1;
}

.serenity-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--border-hairline);
}

.serenity-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.serenity-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--status-active);
  background: rgba(16, 185, 129, 0.08);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-full);
}

.serenity-metrics {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
  text-align: center;
}

.serenity-metric {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.s-metric-num {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.s-metric-num.text-accent {
  color: var(--accent-blue);
}

[data-theme="dark"] .s-metric-num.text-accent {
  color: var(--accent-electric);
}

.s-metric-desc {
  font-size: 0.6875rem;
  color: var(--text-muted);
}

.serenity-divider-v {
  width: 1px;
  height: 32px;
  background: var(--border-hairline);
}

.serenity-footer {
  text-align: center;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* ==========================================================================
   SECTION — O PROBLEMA (Clean, Punchy, Ambient Halos)
   ========================================================================== */
.section-problem {
  position: relative;
}

.problem-minimal-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

@media (min-width: 640px) {
  .problem-minimal-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.problem-minimal-item {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  padding: var(--space-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.item-halo {
  position: absolute;
  inset: 0;
  background: radial-gradient(180px circle at center, var(--accent-glow-strong) 0%, transparent 80%);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.problem-minimal-item:hover .item-halo {
  opacity: 0.6;
}

.problem-minimal-item:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px var(--card-glow-shadow);
}

.p-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-blue);
  display: block;
  margin-bottom: 0.35rem;
}

[data-theme="dark"] .p-num {
  color: var(--accent-electric);
}

.p-title {
  font-size: 1.15rem;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.p-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Minimal Banner */
.minimal-banner {
  position: relative;
  background-color: var(--accent-blue);
  color: #ffffff;
  border-radius: var(--radius-sm);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: flex-start;
  overflow: hidden;
}

@media (min-width: 768px) {
  .minimal-banner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-xl);
  }
}

[data-theme="dark"] .minimal-banner {
  background-color: var(--bg-elevated);
  border: 1px solid rgba(56, 189, 248, 0.2);
  box-shadow: 0 0 30px rgba(56, 189, 248, 0.08);
}

.banner-aura {
  position: absolute;
  top: -50%; right: -20%;
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
  filter: blur(20px);
  pointer-events: none;
}

[data-theme="dark"] .banner-aura {
  background: radial-gradient(circle, rgba(56, 189, 248, 0.15) 0%, transparent 70%);
}

.banner-text {
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  color: #ffffff;
  line-height: 1.4;
  position: relative;
  z-index: 1;
}

.banner-text strong {
  font-weight: 700;
  color: #ffffff;
}

[data-theme="dark"] .banner-text strong {
  color: var(--accent-electric);
}

/* ==========================================================================
   SECTION — EU CUIDO DE TUDO (The 5 Steps)
   ========================================================================== */
.steps-compact-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.step-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  padding: var(--space-md) var(--space-lg);
  transition: all var(--transition-fast);
}

.step-card:hover {
  border-color: var(--border-hover);
  transform: translateX(4px);
  box-shadow: 0 6px 20px var(--card-glow-shadow);
}

.step-num-badge {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--border-medium);
  flex-shrink: 0;
  width: 36px;
}

.badge-accent {
  color: var(--accent-blue) !important;
}

[data-theme="dark"] .badge-accent {
  color: var(--accent-electric) !important;
}

.step-content {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.step-name {
  font-size: 1.15rem;
  color: var(--text-primary);
}

.step-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.step-card-featured {
  border-color: var(--accent-blue);
  background: var(--bg-elevated);
}

[data-theme="dark"] .step-card-featured {
  border-color: var(--accent-electric);
}

/* ==========================================================================
   SECTION — MODELO DE SERVIÇO (Two Luminous Panels)
   ========================================================================== */
.services-compact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 840px) {
  .services-compact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.service-glow-panel {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: var(--space-xl) var(--space-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.service-glow-panel:hover {
  box-shadow: 0 12px 36px var(--card-glow-shadow);
}

.panel-accented {
  border-color: var(--border-medium);
}

[data-theme="dark"] .panel-accented {
  border-color: rgba(56, 189, 248, 0.3);
  box-shadow: 0 0 40px rgba(56, 189, 248, 0.06);
}

.panel-glow-bg {
  position: absolute;
  top: -40px; right: -40px;
  width: 180px; height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-ambient-hero) 0%, transparent 70%);
  filter: blur(24px);
  pointer-events: none;
}

.panel-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.panel-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-blue);
  letter-spacing: 0.06em;
  margin-bottom: 0.25rem;
}

.tag-blue {
  color: var(--accent-electric);
}

.panel-title {
  font-size: 1.6rem;
  margin-bottom: 0.15rem;
}

.panel-sub {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.panel-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: var(--space-md);
}

.panel-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: var(--space-lg);
  flex-grow: 1;
}

.panel-bullets li {
  font-size: 0.875rem;
  color: var(--text-secondary);
  position: relative;
  padding-left: 1.1rem;
  line-height: 1.45;
}

.panel-bullets li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent-blue);
  font-weight: 700;
}

[data-theme="dark"] .panel-bullets li::before {
  color: var(--accent-electric);
}

.quote-pill {
  background: var(--bg-subtle);
  border: 1px dashed var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.85rem;
  text-align: center;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.875rem;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

/* ==========================================================================
   SECTION — DIFERENCIAL
   ========================================================================== */
.differential-card {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: var(--space-xl) var(--space-lg);
  overflow: hidden;
}

@media (min-width: 768px) {
  .differential-card {
    padding: var(--space-2xl);
  }
}

.diff-glow {
  position: absolute;
  top: -50px; left: -50px;
  width: 250px; height: 250px;
  background: radial-gradient(circle, var(--accent-ambient-hero) 0%, transparent 70%);
  filter: blur(35px);
  pointer-events: none;
}

.diff-inner {
  position: relative;
  z-index: 1;
  max-width: 740px;
}

.diff-title {
  font-size: clamp(1.75rem, 3.8vw, 2.5rem);
  line-height: 1.15;
  margin-bottom: var(--space-sm);
}

.diff-lead {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.diff-punch {
  background: var(--bg-subtle);
  border-left: 3px solid var(--accent-blue);
  padding: 0.75rem 1rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 1rem;
  color: var(--text-primary);
}

[data-theme="dark"] .diff-punch {
  border-left-color: var(--accent-electric);
}

/* ==========================================================================
   SECTION — PORTFÓLIO EDITORIAL
   ========================================================================== */
.portfolio-carousel {
  position: relative;
}

.portfolio-stream {
  display: flex;
  gap: var(--space-sm);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  /* room for hover lift/shadow inside the scroll clip */
  padding: var(--space-sm) 0 var(--space-lg);
  margin-top: calc(var(--space-sm) * -1);
}

.portfolio-stream::-webkit-scrollbar {
  display: none;
}

.portfolio-stream:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

/* Mobile: slides snap to the center, so a middle project shows a sliver of
   its neighbours on both sides (the first/last sit flush against the edge) */
.portfolio-stream > .portfolio-item {
  flex: 0 0 82%;
  scroll-snap-align: center;
  /* one swipe = one project, even on a fast flick */
  scroll-snap-stop: always;
}

@media (min-width: 840px) {
  .portfolio-stream {
    gap: var(--space-lg);
  }

  .portfolio-stream > .portfolio-item {
    flex-basis: calc((100% - var(--space-lg)) / 2);
    scroll-snap-align: start;
  }
}

.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-xs);
}

.carousel-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-medium);
  background: var(--bg-surface);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.carousel-btn:hover:not(:disabled) {
  border-color: var(--border-hover);
  color: var(--accent-blue);
}

[data-theme="dark"] .carousel-btn:hover:not(:disabled) {
  color: var(--accent-electric);
}

.carousel-btn:disabled {
  opacity: 0.35;
  cursor: default;
}

.carousel-dots {
  display: flex;
  gap: 0.5rem;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: var(--radius-full);
  background: var(--border-medium);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.carousel-dot[aria-selected="true"] {
  width: 24px;
  background: var(--accent-blue);
}

[data-theme="dark"] .carousel-dot[aria-selected="true"] {
  background: var(--accent-electric);
}

.portfolio-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  transition: all var(--transition-normal);
}

@media (min-width: 840px) {
  .portfolio-item {
    grid-template-columns: 1fr;
    padding: var(--space-lg);
    gap: var(--space-xl);
  }
}

.portfolio-item:hover {
  border-color: var(--border-hover);
  box-shadow: 0 12px 36px var(--card-glow-shadow);
  transform: translateY(-2px);
}

.portfolio-item:hover .item-halo {
  opacity: 0.5;
}

/* Mockup Frames */
.mockup-frame {
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

.mockup-bar {
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border-hairline);
  padding: 0.4rem 0.75rem;
  display: flex;
  align-items: center;
  gap: 5px;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--border-medium);
}

.url {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--text-muted);
  margin-left: 0.4rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mockup-canvas {
  padding: var(--space-lg) var(--space-md);
  min-height: 160px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 3px solid var(--accent-blue);
  background: var(--bg-surface);
}

[data-theme="dark"] .mockup-canvas {
  border-left-color: var(--accent-electric);
}

.canvas-tag {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  text-transform: uppercase;
  color: var(--accent-blue);
  letter-spacing: 0.06em;
  margin-bottom: 0.35rem;
}

[data-theme="dark"] .canvas-tag {
  color: var(--accent-electric);
}

.canvas-title {
  font-size: 1.15rem;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

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

.item-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.item-cat {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-blue);
}

[data-theme="dark"] .item-cat {
  color: var(--accent-electric);
}

.item-title {
  font-size: 1.45rem;
  color: var(--text-primary);
}

.item-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: var(--space-xs);
}

/* ==========================================================================
   SECTION — COMO FUNCIONA (Process Journey)
   Desktop / no-JS: every step open. Mobile: steps start as compact pills and
   open one by one as they scroll into view (.is-animated, set by script.js).
   ========================================================================== */
.journey {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.journey-step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  padding: var(--space-md) var(--space-lg);
  transition: padding 550ms cubic-bezier(0.16, 1, 0.3, 1),
              border-color var(--transition-normal),
              box-shadow var(--transition-normal),
              background-color var(--transition-theme);
}

.journey-num {
  display: grid;
  place-items: center;
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent-blue);
  background: var(--accent-light);
  transition: width 550ms cubic-bezier(0.16, 1, 0.3, 1),
              height 550ms cubic-bezier(0.16, 1, 0.3, 1),
              font-size 550ms cubic-bezier(0.16, 1, 0.3, 1),
              color var(--transition-normal),
              background-color var(--transition-normal);
}

[data-theme="dark"] .journey-num {
  color: var(--accent-electric);
}

.journey-content {
  flex: 1;
  min-width: 0;
  padding-top: 0.2rem;
}

.journey-title {
  font-size: 1.15rem;
  line-height: 1.3;
  color: var(--text-primary);
  transition: font-size 550ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* Height animation via grid rows: 0fr (closed) → 1fr (open) */
.journey-body {
  display: grid;
  grid-template-rows: 1fr;
  opacity: 1;
  transition: grid-template-rows 550ms cubic-bezier(0.16, 1, 0.3, 1),
              opacity 450ms ease 100ms;
}

.journey-body > p {
  min-height: 0;
  overflow: hidden;
  padding-top: 0.3rem;
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--text-secondary);
}

.journey-step-final {
  border-color: var(--accent-blue);
  background: var(--bg-elevated);
}

[data-theme="dark"] .journey-step-final {
  border-color: var(--accent-electric);
}

@media (min-width: 900px) {
  .journey {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-sm);
  }

  .journey-step {
    flex-direction: column;
    gap: var(--space-sm);
    padding: var(--space-md);
  }

  .journey-content {
    padding-top: 0;
  }

  .journey-title {
    font-size: 1.05rem;
  }
}

/* --- Mobile scroll animation --- */
.journey.is-animated .journey-step {
  padding: 0.6rem 1rem;
  gap: 0.75rem;
}

.journey.is-animated .journey-num {
  width: 24px;
  height: 24px;
  font-size: 0.8125rem;
}

.journey.is-animated .journey-content {
  padding-top: 0.1rem;
}

.journey.is-animated .journey-title {
  font-size: 0.95rem;
}

.journey.is-animated .journey-body {
  grid-template-rows: 0fr;
  opacity: 0;
}

.journey.is-animated .journey-step-final {
  border-color: var(--border-hairline);
  background: var(--bg-card);
}

/* opened */
.journey.is-animated .journey-step.is-open {
  padding: var(--space-md) var(--space-md);
  gap: var(--space-md);
  box-shadow: 0 8px 24px var(--card-glow-shadow);
}

.journey.is-animated .is-open .journey-num {
  width: 38px;
  height: 38px;
  font-size: 1.05rem;
  color: #fff;
  background: var(--accent-blue);
}

[data-theme="dark"] .journey.is-animated .is-open .journey-num {
  color: var(--bg-page);
  background: var(--accent-electric);
}

.journey.is-animated .is-open .journey-content {
  padding-top: 0.35rem;
}

.journey.is-animated .is-open .journey-title {
  font-size: 1.15rem;
}

.journey.is-animated .is-open .journey-body {
  grid-template-rows: 1fr;
  opacity: 1;
}

/* the step that just opened */
.journey.is-animated .journey-step.is-current {
  border-color: var(--accent-blue);
}

[data-theme="dark"] .journey.is-animated .journey-step.is-current {
  border-color: var(--accent-electric);
}

/* ==========================================================================
   SECTION — SOBRE (Human & Direct)
   ========================================================================== */
.about-compact-card {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: var(--space-xl) var(--space-lg);
  overflow: hidden;
}

@media (min-width: 768px) {
  .about-compact-card {
    padding: var(--space-2xl);
  }
}

.about-aura {
  position: absolute;
  top: -40px; right: -40px;
  width: 220px; height: 220px;
  background: radial-gradient(circle, var(--accent-ambient-hero) 0%, transparent 70%);
  filter: blur(30px);
  pointer-events: none;
}

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

.about-heading {
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  margin-bottom: var(--space-md);
}

/* Lead + text read as a short path: a marker at each stop, joined by a thin
   line that runs from the first marker and ends at the last one */
.about-path {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding-left: calc(var(--space-md) + 4px);
  margin-bottom: var(--space-lg);
}

.about-path > p {
  position: relative;
  margin: 0;
}

/* marker */
.about-path > p::before {
  content: '';
  position: absolute;
  z-index: 1;
  left: calc((var(--space-md) + 4px) * -1);
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 1.5px solid var(--accent-blue);
}

/* segment from this marker down to the next one */
.about-path > p:not(:last-child)::after {
  content: '';
  position: absolute;
  left: calc((var(--space-md) + 4px) * -1 + 3px);
  top: 0.55em;
  bottom: calc(var(--space-md) * -1 - 0.6em);
  width: 1px;
  background: var(--border-medium);
}

[data-theme="dark"] .about-path > p::before {
  border-color: var(--accent-electric);
}

.about-text-lead {
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  font-weight: 500;
  line-height: 1.5;
  color: var(--text-primary);
}

.about-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.about-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border-hairline);
  padding: 0.55rem 0.95rem;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text-primary);
}

.about-badge .pulse-dot {
  flex-shrink: 0;
}

@media (max-width: 479px) {
  .about-badge {
    font-size: 0.75rem;
    border-radius: var(--radius-md);
  }
}

/* ==========================================================================
   SECTION — CTA FINAL & CONTATO (Luminous)
   ========================================================================== */
.contact-luminous-box {
  position: relative;
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: var(--space-xl) var(--space-md);
  overflow: hidden;
  box-shadow: 0 10px 40px var(--card-glow-shadow);
}

@media (min-width: 768px) {
  .contact-luminous-box {
    padding: var(--space-2xl);
  }
}

.contact-aura {
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 400px; height: 250px;
  background: radial-gradient(ellipse at center, var(--accent-ambient-hero) 0%, transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

.contact-inner {
  position: relative;
  z-index: 1;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.contact-headline {
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1.1;
  margin-bottom: var(--space-xs);
}

.contact-sub {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: var(--space-lg);
}

.contact-actions-strip {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
}

@media (min-width: 540px) {
  .contact-actions-strip {
    flex-direction: row;
  }
}

.email-copy-group {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xs);
  background: var(--bg-subtle);
  border: 1px solid var(--border-hairline);
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-sm);
  max-width: 100%;
}

.email-address-text {
  font-family: var(--font-mono);
  font-size: clamp(0.75rem, 3.2vw, 0.8125rem);
  color: var(--text-primary);
  word-break: break-all;
}

.btn-copy-email {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-blue);
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  padding: 0.2rem 0.45rem;
  border-radius: var(--radius-sm);
}

[data-theme="dark"] .btn-copy-email {
  color: var(--accent-electric);
}

/* "ou" divider between the direct channels and the form */
.contact-or {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  /* pulls up against .contact-actions-strip's bottom margin so the gap is even on both sides */
  margin: calc(var(--space-md) - var(--space-lg)) 0 var(--space-md);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
}

.contact-or::before,
.contact-or::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border-hairline);
}

/* Simplified Clean Form */
.clean-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  text-align: left;
}

.form-row-duo {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xs);
}

@media (min-width: 580px) {
  .form-row-duo {
    grid-template-columns: 1fr 1fr;
  }
}

.form-input, .form-textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  font-family: inherit;
  font-size: 0.875rem;
  color: var(--text-primary);
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--border-hover);
}

.form-submit-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-top: 0.25rem;
}

@media (min-width: 580px) {
  .form-submit-row {
    flex-direction: row;
    align-items: center;
    gap: var(--space-md);
  }
}

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

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-hairline);
  background: var(--bg-page);
  padding: var(--space-lg) 0;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  align-items: center;
  justify-content: space-between;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-inner {
    flex-direction: row;
    text-align: left;
  }
}

.footer-brand {
  font-weight: 800;
  font-size: 0.9375rem;
  color: var(--text-primary);
  margin-right: 0.5rem;
}

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

.footer-copy {
  font-size: 0.75rem;
  color: var(--text-faint);
}

/* ==========================================================================
   FLOATING MOBILE QUICK BAR
   ========================================================================== */
.mobile-sticky-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  background-color: var(--header-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-hairline);
  padding: 0.65rem 1rem;
  z-index: 90;
  transform: translateY(100%);
  transition: transform var(--transition-normal);
}

.mobile-sticky-bar.visible {
  transform: translateY(0);
}

@media (min-width: 768px) {
  .mobile-sticky-bar {
    display: none !important;
  }
}

.sticky-bar-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sticky-bar-info {
  display: flex;
  flex-direction: column;
}

.sticky-bar-title {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-primary);
}

.sticky-bar-sub {
  font-size: 0.6875rem;
  color: var(--text-muted);
}

/* ==========================================================================
   CASE STUDY MODAL
   ========================================================================== */
.case-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.case-modal.open {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 8, 19, 0.78);
  backdrop-filter: blur(10px);
}

.modal-container {
  position: relative;
  width: min(680px, calc(100vw - 32px));
  max-height: 86vh;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  z-index: 10;
  overflow: hidden;
  box-sizing: border-box;
  transform: scale(0.96);
  transition: transform var(--transition-normal);
}

.case-modal.open .modal-container {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-subtle);
  border: 1px solid var(--border-hairline);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 20;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  transform: rotate(90deg);
}

.modal-scroll-body {
  padding: var(--space-lg) var(--space-md);
  overflow-y: auto;
  overflow-x: hidden;
  max-width: 100%;
  box-sizing: border-box;
}

@media (min-width: 768px) {
  .modal-scroll-body {
    padding: var(--space-xl);
  }
}

.case-modal-category {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--accent-blue);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

[data-theme="dark"] .case-modal-category {
  color: var(--accent-electric);
}

.case-modal-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.15;
  margin-bottom: var(--space-md);
}

.case-sections-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.case-block {
  border-left: 2px solid var(--border-medium);
  padding-left: var(--space-md);
}

.case-block-step {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--accent-blue);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 0.15rem;
}

[data-theme="dark"] .case-block-step {
  color: var(--accent-electric);
}

.case-block-title {
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.case-block-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.case-modal-cta {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-hairline);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

@media (min-width: 520px) {
  .case-modal-cta {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}