/* ═══════════════════════════════════════════════
   RELEVANTIA — Design System v3.2
   Shared stylesheet for the umbrella site
   ═══════════════════════════════════════════════ */

:root {
  /* Gold (ouro real, sempre gradiente em fills) */
  --gold:        #B8860B;
  --gold-light:  #C8A84B;
  --gold-pale:   #F5E6C8;
  --gold-dark:   #8B6508;
  --gold-muted:  rgba(184,134,11,0.12);
  --gold-gradient:        linear-gradient(135deg, #B8860B, #C8A84B);
  --gold-gradient-h:      linear-gradient(90deg, #B8860B, #C8A84B);
  --gold-gradient-soft:   linear-gradient(135deg, #8B6508, #B8860B);
  --gold-gradient-subtle: linear-gradient(135deg, rgba(184,134,11,0.10), rgba(200,168,75,0.04));
  --gold-gradient-shine:  linear-gradient(135deg, #C8A84B, #E8D090, #C8A84B);

  /* Base */
  --black:       #1A1200;
  --white:       #FFFFFF;
  --white-warm:  #FFFDF7;
  --gray-body:   #FAF8F5;
  --gray-1:      #F5F0E8;
  --gray-2:      #E0D8CC;
  --gray-3:      #A89880;
  --gray-4:      #5C4C38;
  --brown-warm:  #7A5C1E;

  /* Tipografia */
  --font-heading: 'Poppins', system-ui, sans-serif;
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
  --font-ui:      'Inter', system-ui, sans-serif;
  --font-italic:  'Playfair Display', Georgia, serif;
  --italic-color: var(--brown-warm);

  /* Sombras (warm tint) */
  --shadow-sm:    0 1px 3px rgba(30,22,0,0.12);
  --shadow-md:    0 4px 16px rgba(30,22,0,0.10), 0 1px 3px rgba(30,22,0,0.06);
  --shadow-lg:    0 20px 60px rgba(30,22,0,0.20);
  --shadow-gold:  0 6px 20px rgba(184,134,11,0.22);
  --shadow-modal: 0 24px 80px rgba(30,22,0,0.28);

  /* Raios */
  --radius-pill:  100px;
  --radius-lg:    16px;
  --radius-md:    12px;
  --radius-base:  10px;
  --radius-sm:    8px;
  --radius-xs:    6px;

  /* Motivo quadrado */
  --sq-accent-size:   4px;
  --sq-corner-size:   12px;
  --sq-grid-size:     48px;

  /* Transições */
  --ease-default: 0.2s ease;
  --ease-smooth:  0.35s cubic-bezier(.4,0,.2,1);
  --ease-spring:  0.45s cubic-bezier(0.34,1.56,0.64,1);

  /* Layout */
  --max-w-content: 1200px;
  --max-w-narrow:  840px;
  --max-w-form:    520px;
  --nav-h:         72px;
  --section-pad:   clamp(64px, 10vw, 140px);
}

/* ═════════ RESET ═════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--black);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
::selection { background: var(--gold); color: var(--white); }

/* ═════════ TIPOGRAFIA ═════════ */
.t-eyebrow {
  font-family: var(--font-ui);
  font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--gold-dark);
  display: inline-flex; align-items: center; gap: 8px;
}
.t-eyebrow::before {
  content: ''; width: 6px; height: 6px;
  background: var(--gold-gradient);
}
h1, .h1, h2, .h2, h3, .h3, h4, .h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--black);
}
h1, .h1 { font-size: clamp(40px, 6vw, 84px); font-weight: 600; letter-spacing: -0.025em; }
h2, .h2 { font-size: clamp(32px, 4.5vw, 56px); font-weight: 600; }
h3, .h3 { font-size: clamp(22px, 2.4vw, 30px); font-weight: 600; }
h4, .h4 { font-size: clamp(18px, 1.6vw, 22px); font-weight: 600; }

em, .italic-special {
  font-family: var(--font-italic);
  font-style: italic;
  font-weight: 400;
  color: var(--italic-color);
}
.gold-text {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lead {
  font-size: clamp(17px, 1.5vw, 20px);
  color: var(--gray-4);
  line-height: 1.65;
  max-width: 64ch;
}
.muted { color: var(--gray-4); }
.kicker {
  font-family: var(--font-display);
  font-size: 13px; font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--gray-3);
}

/* ═════════ LAYOUT ═════════ */
.container {
  width: 100%;
  max-width: var(--max-w-content);
  margin: 0 auto;
  padding: 0 24px;
}
.container--narrow { max-width: var(--max-w-narrow); }
.section {
  padding: var(--section-pad) 0;
}
.section--dark {
  background: var(--black);
  color: var(--white);
}
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4 { color: var(--white); }
.section--dark .muted { color: rgba(255,255,255,0.6); }
.section--dark .lead { color: rgba(255,255,255,0.7); }
.section--dark em, .section--dark .italic-special { color: var(--gold-light); }
.section--cream { background: var(--gray-body); }

.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.stack { display: flex; flex-direction: column; gap: 16px; }
.row { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }

/* ═════════ NAV (TOPBAR) ═════════ */
.topbar {
  position: sticky; top: 0; z-index: 100;
  background: rgba(26,18,0,0.92);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  height: var(--nav-h);
  display: flex; align-items: center;
}
.topbar-inner {
  width: 100%; max-width: var(--max-w-content);
  margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand {
  display: inline-flex; align-items: center; gap: 12px;
  color: var(--white);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.025em;
  line-height: 1;
}
.brand-mark {
  width: 28px; height: 28px;
  flex-shrink: 0;
  object-fit: contain;
}
.brand-mark--lg { width: 40px; height: 40px; }
.brand--dark { color: var(--black); }
.nav-links {
  display: flex; gap: 4px;
  align-items: center;
}
.nav-links a {
  color: rgba(255,255,255,0.7);
  font-size: 14px; font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-xs);
  transition: color var(--ease-default), background var(--ease-default);
}
.nav-links a:hover, .nav-links a.active { color: var(--white); background: rgba(255,255,255,0.06); }
.nav-cta {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  background: var(--gold-gradient);
  color: var(--black) !important;
  font-weight: 600;
  font-size: 14px;
  transition: transform var(--ease-default), box-shadow var(--ease-default);
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: var(--shadow-gold); }
/* Legacy 2-button toggle (kept as fallback) */
.lang-toggle {
  display: inline-flex; align-items: center;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-pill);
  overflow: hidden;
  font-family: var(--font-ui);
  font-size: 11px; font-weight: 600;
  letter-spacing: 0.05em;
}
.lang-toggle button {
  padding: 6px 10px;
  color: rgba(255,255,255,0.55);
  transition: all var(--ease-default);
}
.lang-toggle button.active {
  background: var(--gold-gradient);
  color: var(--black);
}

/* Lang select dropdown (5 idiomas) */
.lang-select {
  position: relative;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.lang-select-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 12px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-pill);
  color: rgba(255,255,255,0.85);
  transition: all var(--ease-default);
  white-space: nowrap;
}
.lang-select-btn:hover {
  border-color: var(--gold-light);
  color: var(--white);
}
.lang-select-btn .lang-caret {
  font-size: 10px;
  transition: transform var(--ease-default);
  opacity: 0.7;
}
.lang-select[data-open="true"] .lang-caret { transform: rotate(180deg); }
.lang-menu {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 160px;
  background: var(--black);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-base);
  padding: 6px;
  box-shadow: var(--shadow-lg);
  list-style: none;
  z-index: 200;
  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  transition: opacity var(--ease-default), transform var(--ease-default);
}
.lang-select[data-open="true"] .lang-menu {
  opacity: 1; transform: none; pointer-events: auto;
}
.lang-menu li { display: block; }
.lang-menu button {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 9px 12px;
  border-radius: var(--radius-xs);
  color: rgba(255,255,255,0.7);
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  text-align: left;
  transition: background var(--ease-default), color var(--ease-default);
}
.lang-menu button:hover {
  background: rgba(255,255,255,0.06);
  color: var(--white);
}
.lang-menu button.active {
  color: var(--black);
  background: var(--gold-gradient);
  font-weight: 600;
}
.lang-menu button .lang-code {
  font-size: 10.5px;
  opacity: 0.55;
  letter-spacing: 0.06em;
}
.lang-menu button.active .lang-code { opacity: 0.7; }

/* ═════════ RTL SUPPORT (Arabic) ═════════ */
[dir="rtl"] body { font-family: 'Noto Sans Arabic', 'Tajawal', var(--font-body); }
[dir="rtl"] h1, [dir="rtl"] h2, [dir="rtl"] h3, [dir="rtl"] h4 {
  font-family: 'Noto Sans Arabic', 'Tajawal', var(--font-heading);
  letter-spacing: 0;
}
[dir="rtl"] em, [dir="rtl"] .italic-special {
  font-family: 'Noto Sans Arabic', 'Tajawal', serif;
  font-style: normal;
  font-weight: 600;
  color: var(--gold-dark);
}
[dir="rtl"] .section--dark em, [dir="rtl"] .section--dark .italic-special {
  color: var(--gold-light);
}
[dir="rtl"] .t-eyebrow::before { order: 2; }
[dir="rtl"] .btn-arrow::after { content: '←'; }
[dir="rtl"] .btn-arrow:hover::after { transform: translateX(-4px); }
[dir="rtl"] .pc-link::after { content: '←'; }
[dir="rtl"] .product-card:hover .pc-link::after { transform: translateX(-6px); }
[dir="rtl"] .product-card::before { left: auto; right: 0; }
[dir="rtl"] .sq-corner::before { left: auto; right: 0; }
[dir="rtl"] .lang-menu { right: auto; left: 0; }
[dir="rtl"] .lang-menu button { text-align: right; }
[dir="rtl"] .stat-num,
[dir="rtl"] .kicker {
  direction: ltr;
  display: inline-block;
}
.menu-trigger {
  display: none;
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  color: var(--white);
  align-items: center; justify-content: center;
}
@media (max-width: 880px) {
  .nav-links { display: none; }
  .menu-trigger { display: inline-flex; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; inset: var(--nav-h) 0 0 0;
    background: var(--black);
    padding: 32px 24px;
    gap: 8px;
    z-index: 99;
  }
  .nav-links.open a { font-size: 22px; padding: 14px 16px; color: var(--white); }
}

/* ═════════ BOTÕES ═════════ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 26px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: transform var(--ease-default), box-shadow var(--ease-default), background var(--ease-default), color var(--ease-default);
  white-space: nowrap;
}
.btn-primary {
  background: var(--gold-gradient);
  color: var(--black);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-gold); }
.btn-dark {
  background: var(--black);
  color: var(--white);
}
.btn-dark:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-outline {
  background: transparent;
  color: var(--black);
  border: 1.5px solid var(--black);
}
.btn-outline:hover { background: var(--black); color: var(--white); }
.btn-ghost {
  background: transparent;
  color: var(--black);
}
.btn-ghost:hover { background: var(--gray-1); }
.btn-on-dark {
  background: var(--white);
  color: var(--black);
}
.btn-on-dark:hover { background: var(--gold-gradient); }
.btn-arrow::after {
  content: '→';
  display: inline-block;
  transition: transform var(--ease-default);
}
.btn-arrow:hover::after { transform: translateX(4px); }
.btn-sm { padding: 10px 18px; font-size: 13px; }
.btn-lg { padding: 18px 32px; font-size: 16px; }

/* ═════════ CARDS ═════════ */
.card {
  background: var(--white);
  border: 1px solid var(--gray-2);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  transition: transform var(--ease-smooth), box-shadow var(--ease-smooth), border-color var(--ease-smooth);
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  box-shadow: var(--shadow-md);
}
.card--dark {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  color: var(--white);
}
.card--dark:hover {
  background: rgba(255,255,255,0.06);
  border-color: var(--gold-light);
}

/* Product card with corner accent */
.product-card {
  display: flex; flex-direction: column;
  background: var(--white);
  border: 1px solid var(--gray-2);
  border-radius: var(--radius-lg);
  padding: 36px 32px 32px;
  position: relative;
  overflow: hidden;
  transition: transform var(--ease-smooth), box-shadow var(--ease-smooth), border-color var(--ease-smooth);
  min-height: 320px;
}
.product-card::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: var(--sq-corner-size); height: var(--sq-corner-size);
  background: var(--gold-gradient);
  transition: width var(--ease-smooth), height var(--ease-smooth);
}
.product-card::after {
  content: '';
  position: absolute; top: 0; right: 0; bottom: 0; left: 0;
  background: linear-gradient(135deg, rgba(184,134,11,0) 0%, rgba(184,134,11,0.04) 100%);
  opacity: 0;
  transition: opacity var(--ease-smooth);
  pointer-events: none;
}
.product-card:hover {
  transform: translateY(-6px);
  border-color: var(--gold);
  box-shadow: var(--shadow-md);
}
.product-card:hover::before { width: 24px; height: 24px; }
.product-card:hover::after { opacity: 1; }
.product-card .pc-tag {
  font-family: var(--font-ui);
  font-size: 10.5px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--gold-dark);
  margin-bottom: 16px;
}
.product-card .pc-title {
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 700;
  margin-bottom: 12px;
}
.product-card .pc-desc {
  color: var(--gray-4);
  flex: 1;
  font-size: 15px;
  margin-bottom: 24px;
}
.product-card .pc-link {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--black);
  font-weight: 600;
  font-size: 14px;
}
.product-card .pc-link::after {
  content: '→';
  transition: transform var(--ease-default);
}
.product-card:hover .pc-link::after { transform: translateX(6px); }

/* ═════════ INTELLIGENCE BAND (platform layer) ═════════ */
.intel-band {
  margin-top: 36px;
  background: linear-gradient(135deg, #1A1200 0%, #2A1F00 100%);
  border-radius: var(--radius-lg);
  padding: 40px clamp(28px, 4vw, 48px);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(20px, 3vw, 40px);
  color: var(--white);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(184,134,11,0.18);
}
.intel-band::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gold-gradient-h);
}
.intel-band::after {
  content: '';
  position: absolute;
  top: -50%; right: -10%;
  width: 50%; height: 200%;
  background: radial-gradient(ellipse, rgba(184,134,11,0.18) 0%, transparent 60%);
  pointer-events: none;
}
.intel-band-mark {
  width: 64px; height: 64px;
  background: var(--gold-gradient);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  position: relative; z-index: 2;
}
.intel-band-mark img { width: 40px; height: 40px; }
.intel-band-content { position: relative; z-index: 2; min-width: 0; }
.intel-band-eyebrow {
  font-family: var(--font-ui);
  font-size: 11px; font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--gold-light);
  display: inline-flex; align-items: center; gap: 8px;
  margin-bottom: 6px;
}
.intel-band-title {
  font-family: var(--font-heading);
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
  color: var(--white);
}
.intel-band-desc {
  font-size: 15px;
  color: rgba(255,255,255,0.72);
  max-width: 60ch;
  line-height: 1.6;
}
.intel-band-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-pill);
  background: var(--white);
  color: var(--black);
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
  position: relative; z-index: 2;
  transition: transform var(--ease-default), background var(--ease-default);
}
.intel-band-cta:hover { transform: translateY(-2px); background: var(--gold-gradient); }
.intel-band-cta::after { content: '→'; transition: transform var(--ease-default); }
.intel-band-cta:hover::after { transform: translateX(4px); }
@media (max-width: 760px) {
  .intel-band { grid-template-columns: 1fr; text-align: left; }
  .intel-band-cta { justify-self: start; }
}
[dir="rtl"] .intel-band-cta::after { content: '←'; }
[dir="rtl"] .intel-band-cta:hover::after { transform: translateX(-4px); }

/* ═════════ MOTIVO QUADRADO ═════════ */
.sq-corner {
  position: relative;
}
.sq-corner::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: var(--sq-corner-size); height: var(--sq-corner-size);
  background: var(--gold-gradient);
}
.sq-bullet {
  display: inline-block;
  width: var(--sq-accent-size); height: var(--sq-accent-size);
  background: var(--gold-gradient);
  flex-shrink: 0;
}
.sq-grid-bg {
  background-image:
    linear-gradient(to right, rgba(26,18,0,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(26,18,0,0.04) 1px, transparent 1px);
  background-size: var(--sq-grid-size) var(--sq-grid-size);
}
.section--dark .sq-grid-bg {
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.04) 1px, transparent 1px);
}

/* ═════════ HERO ═════════ */
.hero {
  position: relative;
  padding: clamp(80px, 14vw, 160px) 0 clamp(60px, 10vw, 120px);
  background: var(--black);
  color: var(--white);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  top: 30%; right: -10%;
  width: 60vw; height: 60vw;
  max-width: 800px; max-height: 800px;
  background: radial-gradient(circle, rgba(184,134,11,0.20) 0%, rgba(184,134,11,0) 60%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
}
.hero h1 {
  color: var(--white);
  margin-bottom: 24px;
  max-width: 16ch;
}
.hero h1 em {
  color: var(--gold-light);
  font-family: var(--font-italic);
  font-style: italic;
  font-weight: 400;
}
.hero .lead {
  color: rgba(255,255,255,0.75);
  margin-bottom: 40px;
  max-width: 56ch;
}
.hero-cta {
  display: flex; gap: 12px; flex-wrap: wrap;
}

/* ═════════ HERO LAYOUT — 2 COLS (anim) ═════════ */
.hero-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
@media (min-width: 960px) {
  .hero-layout { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 64px; }
}

/* ═════════ ECOSYSTEM CONSTELLATION ANIMATION ═════════ */
.eco-anim {
  position: relative;
  width: 100%;
  max-width: 520px;
  aspect-ratio: 1;
  margin-left: auto;
}
.eco-anim svg { width: 100%; height: 100%; display: block; overflow: visible; }

/* central mark squares pulsing */
@keyframes eco-pulse {
  0%, 100% { opacity: 0.55; }
  50%      { opacity: 1; }
}
@keyframes eco-pulse-soft {
  0%, 100% { opacity: 0.35; }
  50%      { opacity: 0.85; }
}
.eco-anim .core-sq-1 { animation: eco-pulse 3s ease-in-out infinite; }
.eco-anim .core-sq-2 { animation: eco-pulse 3s ease-in-out infinite 0.4s; }
.eco-anim .core-sq-3 { animation: eco-pulse 3s ease-in-out infinite 0.8s; }
.eco-anim .core-sq-4 { animation: eco-pulse 3s ease-in-out infinite 1.2s; }
.eco-anim .core-sq-5 { animation: eco-pulse 3s ease-in-out infinite 1.6s; }
.eco-anim .core-sq-6 { animation: eco-pulse 3s ease-in-out infinite 2.0s; }

/* orbital rotations — different speeds, opposite directions */
@keyframes eco-orbit-cw  { from { transform: rotate(0deg); }   to { transform: rotate(360deg); } }
@keyframes eco-orbit-ccw { from { transform: rotate(360deg); } to { transform: rotate(0deg); } }
.eco-anim .orbit-1 { transform-origin: 250px 250px; animation: eco-orbit-cw  24s linear infinite; }
.eco-anim .orbit-2 { transform-origin: 250px 250px; animation: eco-orbit-ccw 32s linear infinite; }
.eco-anim .orbit-3 { transform-origin: 250px 250px; animation: eco-orbit-cw  40s linear infinite; }

/* connection lines pulsing in sequence */
@keyframes eco-line-pulse {
  0%, 100% { opacity: 0.15; stroke-width: 1; }
  50%      { opacity: 0.85; stroke-width: 1.6; }
}
.eco-anim .line-1 { animation: eco-line-pulse 4.2s ease-in-out infinite; }
.eco-anim .line-2 { animation: eco-line-pulse 4.2s ease-in-out infinite 1.4s; }
.eco-anim .line-3 { animation: eco-line-pulse 4.2s ease-in-out infinite 2.8s; }

/* node dots pulsing */
.eco-anim .node-dot { animation: eco-pulse 3s ease-in-out infinite; }
.eco-anim .node-1 .node-dot { animation-delay: 0s; }
.eco-anim .node-2 .node-dot { animation-delay: 1s; }
.eco-anim .node-3 .node-dot { animation-delay: 2s; }

/* pulse ring expanding outward */
@keyframes eco-ring-expand {
  0%   { r: 60;  opacity: 0.6; stroke-width: 1.6; }
  100% { r: 220; opacity: 0;   stroke-width: 0.4; }
}
.eco-anim .pulse-ring-1 { animation: eco-ring-expand 5s ease-out infinite; }
.eco-anim .pulse-ring-2 { animation: eco-ring-expand 5s ease-out infinite 1.66s; }
.eco-anim .pulse-ring-3 { animation: eco-ring-expand 5s ease-out infinite 3.33s; }

/* labels fade in/out */
@keyframes eco-label {
  0%, 100% { opacity: 0.45; }
  50%      { opacity: 1; }
}
.eco-anim .label-text { font-family: var(--font-ui); font-size: 12px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; }
.eco-anim .label-1 { animation: eco-label 6s ease-in-out infinite; }
.eco-anim .label-2 { animation: eco-label 6s ease-in-out infinite 2s; }
.eco-anim .label-3 { animation: eco-label 6s ease-in-out infinite 4s; }

@media (prefers-reduced-motion: reduce) {
  .eco-anim * { animation: none !important; }
}

/* ═════════ FORMS ═════════ */
.form {
  display: grid;
  gap: 20px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-label {
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--gray-4);
  text-transform: uppercase;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--gray-2);
  border-radius: var(--radius-base);
  background: var(--white);
  color: var(--black);
  font-size: 15px;
  font-family: var(--font-body);
  transition: border-color var(--ease-default), box-shadow var(--ease-default);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: 0;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(184,134,11,0.15);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-help { font-size: 13px; color: var(--gray-3); }
.form-error { font-size: 13px; color: #B91C1C; }

/* ═════════ FOOTER ═════════ */
.footer {
  background: var(--black);
  color: rgba(255,255,255,0.7);
  padding: 80px 0 40px;
}
.footer h4 { color: var(--white); margin-bottom: 16px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.12em; font-weight: 600; }
.footer a { color: rgba(255,255,255,0.6); display: block; padding: 6px 0; font-size: 14px; transition: color var(--ease-default); }
.footer a:hover { color: var(--gold-light); }
.footer-bottom {
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px;
  font-size: 13px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: 40px;
}
@media (max-width: 960px) {
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

/* ═════════ STATS ═════════ */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 32px;
}
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 600;
  letter-spacing: -0.03em;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
}
.stat-label {
  font-size: 13px;
  color: var(--gray-4);
  margin-top: 8px;
}
.section--dark .stat-label { color: rgba(255,255,255,0.6); }

/* ═════════ BADGE/CHIP ═════════ */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  background: var(--gray-1);
  color: var(--black);
  border: 1px solid var(--gray-2);
}
.chip--gold {
  background: var(--gold-gradient-subtle);
  color: var(--gold-dark);
  border-color: rgba(184,134,11,0.25);
}
.chip--dark {
  background: rgba(255,255,255,0.06);
  color: var(--white);
  border-color: rgba(255,255,255,0.12);
}

/* ═════════ FAQ ═════════ */
.faq-item {
  border-bottom: 1px solid var(--gray-2);
}
.faq-q {
  width: 100%;
  display: flex; justify-content: space-between; align-items: center; gap: 24px;
  padding: 24px 0;
  font-family: var(--font-heading);
  font-size: 19px;
  font-weight: 600;
  color: var(--black);
  text-align: left;
}
.faq-q::after {
  content: '+';
  font-family: var(--font-ui);
  font-size: 24px;
  font-weight: 300;
  color: var(--gold);
  transition: transform var(--ease-default);
  flex-shrink: 0;
}
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a {
  max-height: 0; overflow: hidden;
  transition: max-height var(--ease-smooth);
  color: var(--gray-4);
  font-size: 16px;
  line-height: 1.7;
}
.faq-item.open .faq-a { max-height: 600px; padding-bottom: 24px; }

/* ═════════ REVEAL ANIM ═════════ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s cubic-bezier(.4,0,.2,1), transform 0.8s cubic-bezier(.4,0,.2,1);
}
.reveal.in { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ═════════ UTILITIES ═════════ */
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-1 { margin-top: 8px; }   .mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }  .mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }  .mt-6 { margin-top: 64px; }
.mb-1 { margin-bottom: 8px; }  .mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; } .mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; } .mb-6 { margin-bottom: 64px; }
.gap-1 { gap: 8px; }  .gap-2 { gap: 16px; }
.gap-3 { gap: 24px; } .gap-4 { gap: 32px; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.text-gold { color: var(--gold); }
.bg-cream { background: var(--gray-body); }

[hidden] { display: none !important; }

/* ═══════════════════════════════════════════════
   MOBILE OPTIMIZATIONS
   ═══════════════════════════════════════════════ */

/* Tighter container padding on small screens */
@media (max-width: 600px) {
  .container { padding: 0 20px; }
  :root {
    --section-pad: clamp(48px, 12vw, 80px);
    --nav-h: 64px;
  }
}

/* Typography scale-down */
@media (max-width: 560px) {
  h1, .h1 { font-size: clamp(34px, 9vw, 48px); line-height: 1.08; }
  h2, .h2 { font-size: clamp(26px, 7vw, 36px); line-height: 1.15; }
  h3, .h3 { font-size: clamp(20px, 5vw, 24px); }
  .lead   { font-size: 16px; line-height: 1.55; }
  .t-eyebrow { font-size: 10px; }
  .stat-num { font-size: clamp(36px, 10vw, 48px); }
}

/* Topbar — mobile: brand + lang-select + hambúrguer (CTA esconde) */
@media (max-width: 880px) {
  .topbar-inner { gap: 12px; padding: 0 20px; flex-wrap: nowrap !important; }
  .topbar-inner > .row { flex-wrap: nowrap !important; gap: 8px !important; flex-shrink: 0; }
  .brand { font-size: 18px; gap: 8px; min-width: 0; flex-shrink: 1; overflow: hidden; white-space: nowrap; }
  .brand-mark { width: 24px; height: 24px; flex-shrink: 0; }
  .lang-select-btn { padding: 6px 10px; font-size: 11px; }
  .topbar .nav-cta { display: none; }   /* CTA texto some — fica só lang + hambúrguer */
}
@media (max-width: 560px) {
  .menu-trigger { font-size: 22px; width: 38px; height: 38px; }
  .topbar-inner { padding: 0 16px; gap: 8px; }
  .brand { font-size: 17px; gap: 6px; }
  .brand-mark { width: 22px; height: 22px; }
  .lang-select-btn { padding: 5px 9px; font-size: 11px; gap: 4px; }
}
@media (max-width: 380px) {
  .lang-current { display: none; }      /* só caret em telas muito pequenas */
  .lang-select-btn { padding: 6px 8px; }
}

/* Mobile drawer — só botão CTA aparece dentro do menu (lang fica no topbar) */
.nav-mobile-extras { display: none; }
@media (max-width: 880px) {
  .nav-links.open { padding-bottom: 56px; }
  .nav-links.open .nav-mobile-extras {
    display: flex; flex-direction: column; gap: 16px;
    margin-top: 24px; padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.08);
  }
  .nav-mobile-cta {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    width: 100%;
    padding: 16px 24px;
    border-radius: var(--radius-pill);
    background: var(--gold-gradient);
    color: var(--black);
    font-weight: 600;
    font-size: 16px;
  }
}

/* Hero tightening */
@media (max-width: 720px) {
  .hero { padding: 80px 0 56px; }
  .hero h1 { max-width: 100%; }
  .hero .lead { max-width: 100%; }
  .hero-cta { gap: 10px; }
  .hero-cta .btn { width: 100%; justify-content: center; }
  .hero-cta .btn-lg { padding: 14px 22px; font-size: 15px; }
}

/* Buttons — generally smaller on mobile */
@media (max-width: 560px) {
  .btn-lg { padding: 14px 22px; font-size: 15px; }
  .btn { padding: 12px 22px; font-size: 14px; }
}

/* Cards spacing & inner padding */
@media (max-width: 560px) {
  .card, .product-card { padding: 24px 22px; }
  .product-card { min-height: auto; }
  .form.card { padding: 24px !important; }
  .form-input, .form-select, .form-textarea { padding: 12px 14px; font-size: 16px; }  /* 16px evita zoom no iOS */
  .form-row { gap: 14px; }
  .grid { gap: 16px; }
}

/* Intel band — stack vertically on small */
@media (max-width: 760px) {
  .intel-band { padding: 28px 22px; gap: 18px; }
  .intel-band-title { font-size: 20px; }
  .intel-band-desc { font-size: 14px; }
  .intel-band-cta { padding: 10px 18px; font-size: 13px; }
}

/* Manifesto hero — menos padding, manifesto p mais legível */
@media (max-width: 600px) {
  section.hero[style*="padding-top:140px"] { padding-top: 96px !important; padding-bottom: 48px !important; }
  section.hero[style*="padding-bottom:80px"] { padding-bottom: 56px !important; }
}

/* Sobre — Why now bullets ficam mais compactos */
@media (max-width: 560px) {
  .stack > div[style*="padding:24px 0"] { padding: 18px 0 !important; gap: 14px !important; }
  .stack > div[style*="padding:24px 0"] p { font-size: 16px !important; line-height: 1.45 !important; }
}

/* Footer — labels ficam justos */
@media (max-width: 600px) {
  .footer { padding: 56px 0 32px; }
  .footer h4 { font-size: 12px; margin-bottom: 12px; }
  .footer a { font-size: 13px; padding: 5px 0; }
  .footer-bottom { font-size: 12px; flex-direction: column; align-items: flex-start; gap: 12px; }
  .footer-grid { gap: 28px; }
}

/* FAQ — fonte menor, hit area maior */
@media (max-width: 560px) {
  .faq-q { font-size: 16px; padding: 20px 0; gap: 14px; }
  .faq-a { font-size: 15px; }
}

/* Chips em mobile — espaçamento mais apertado */
@media (max-width: 560px) {
  .chip { padding: 5px 12px; font-size: 11px; }
}

/* Scroll horizontal nunca, aliás */
html, body { overflow-x: hidden; max-width: 100vw; }

/* Imagens responsivas garantidas */
img { max-width: 100%; height: auto; }

/* Mobile menu drawer — melhorias */
@media (max-width: 880px) {
  .nav-links.open {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  .nav-links.open a { font-size: 19px; padding: 12px 16px; }
}

/* Tap targets mínimos (44×44) */
@media (max-width: 880px) {
  .nav-links a, .lang-menu button, .faq-q { min-height: 44px; }
}