/* =========================================
   Voxmize — Landing Page
   Paleta inspirada na bandeira do Brasil
   ========================================= */

:root {
  /* Brand colors (Brazilian flag → modern interpretation) */
  --green-500: #00d97e;
  --green-600: #00b86b;
  --green-700: #009c5b;
  --green-glow: rgba(0, 217, 126, 0.15);

  --yellow-400: #fde047;
  --yellow-500: #facc15;
  --yellow-glow: rgba(253, 224, 71, 0.18);

  --blue-900: #001a4d;
  --blue-800: #002776;
  --blue-700: #003ca6;
  --blue-600: #0066ff;
  --blue-glow: rgba(0, 102, 255, 0.18);

  /* Surfaces (dark theme) */
  --bg-base:    #050b1f;
  --bg-1:       #08112e;
  --bg-2:       #0c1840;
  --bg-3:       #122055;
  --surface:    rgba(18, 32, 85, 0.45);
  --surface-2:  rgba(255, 255, 255, 0.04);
  --border:     rgba(255, 255, 255, 0.08);
  --border-2:   rgba(255, 255, 255, 0.14);

  /* Text */
  --text:       #eaf0ff;
  --text-2:     #b8c2dd;
  --text-3:     #8590b3;
  --text-dark:  #0a1124;

  /* Effects */
  --radius-sm: 10px;
  --radius:    16px;
  --radius-lg: 24px;
  --shadow-1:  0 6px 24px rgba(0, 0, 0, 0.18);
  --shadow-2:  0 24px 60px rgba(0, 12, 40, 0.45);
  --grad-brand: linear-gradient(135deg, #00d97e 0%, #0066ff 50%, #fde047 100%);
  --grad-brand-soft: linear-gradient(135deg, rgba(0,217,126,0.85) 0%, rgba(0,102,255,0.85) 100%);
  --grad-cta: linear-gradient(135deg, #00d97e 0%, #00b86b 100%);

  --container: 1180px;
  --container-narrow: 840px;
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Manrope', system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg-base);
  background-image:
    radial-gradient(1200px 800px at 90% -10%, rgba(0, 102, 255, 0.18), transparent 60%),
    radial-gradient(900px 700px at -10% 20%, rgba(0, 217, 126, 0.12), transparent 60%),
    radial-gradient(700px 600px at 50% 100%, rgba(253, 224, 71, 0.08), transparent 60%);
  background-attachment: fixed;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
ul { list-style: none; }
code {
  font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.92em;
  background: rgba(0, 217, 126, 0.12);
  color: #7df0bd;
  padding: 1px 6px;
  border-radius: 6px;
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
}
.container-narrow { max-width: var(--container-narrow); }

.section {
  padding: 96px 0;
  position: relative;
}
.section-alt {
  background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(8, 17, 46, 0.6) 50%, rgba(0,0,0,0) 100%);
}

.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}
.section-head h2 {
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.section-head p {
  color: var(--text-2);
  font-size: clamp(15px, 1.5vw, 17px);
}

/* ---------- Background orbs ---------- */
.bg-orbs {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.orb {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.35;
  animation: orbFloat 18s ease-in-out infinite;
}
.orb-green  { top: -10%; left: -10%; background: var(--green-500); }
.orb-blue   { top: 40%; right: -15%; background: var(--blue-600); animation-delay: -6s; }
.orb-yellow { bottom: -20%; left: 20%; background: var(--yellow-500); opacity: 0.18; animation-delay: -12s; }

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(40px, -30px) scale(1.08); }
}

main, .site-header, .site-footer { position: relative; z-index: 1; }

/* ---------- Eyebrow ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(8px);
}
.eyebrow-center { margin-bottom: 16px; }
.eyebrow .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green-500);
  box-shadow: 0 0 12px var(--green-500);
  animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(1.3); }
}

/* ---------- Gradient text ---------- */
.grad-text {
  background: linear-gradient(120deg, #00d97e 0%, #6dffb3 30%, #fde047 60%, #6db8ff 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradShift 8s ease-in-out infinite;
}
@keyframes gradShift {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
  white-space: nowrap;
  cursor: pointer;
}
.btn-sm { padding: 9px 16px; font-size: 14px; }
.btn-lg { padding: 15px 28px; font-size: 16px; }

.btn-primary {
  background: var(--grad-cta);
  color: #04200f;
  box-shadow: 0 8px 24px rgba(0, 217, 126, 0.35), inset 0 1px 0 rgba(255,255,255,0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(0, 217, 126, 0.5), inset 0 1px 0 rgba(255,255,255,0.5);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  border: 1px solid var(--border-2);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.btn-whatsapp {
  background: #25d366;
  color: #04200f;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
}
.btn-whatsapp:hover {
  background: #1fb955;
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(37, 211, 102, 0.45);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  background: rgba(5, 11, 31, 0.7);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
}
.logo-mark { width: 32px; height: 32px; }
.logo-text {
  background: linear-gradient(120deg, #fff 0%, #b8e8d4 50%, #fff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14.5px;
  font-weight: 500;
}
.nav-desktop a {
  color: var(--text-2);
  transition: color .2s ease;
  position: relative;
}
.nav-desktop a:hover { color: var(--text); }
.nav-desktop a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -22px;
  height: 2px;
  background: var(--green-500);
  transform: scaleX(0);
  transition: transform .2s ease;
}
.nav-desktop a:hover::after { transform: scaleX(1); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border-radius: 10px;
  border: 1px solid var(--border-2);
}
.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all .25s ease;
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 16px 24px 24px;
  border-top: 1px solid var(--border);
  background: rgba(5, 11, 31, 0.96);
}
.nav-mobile a {
  padding: 12px 8px;
  font-size: 16px;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
}
.nav-mobile a:last-child { border-bottom: 0; margin-top: 12px; }
.nav-mobile.open { display: flex; }

/* ---------- HERO ---------- */
.hero {
  padding: 80px 0 100px;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-title {
  font-size: clamp(32px, 5vw, 60px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin: 20px 0 22px;
}
.hero-sub {
  font-size: clamp(16px, 1.6vw, 19px);
  color: var(--text-2);
  max-width: 580px;
  margin-bottom: 32px;
}
.hero-sub strong { color: var(--text); }

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}

.hero-trust {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.trust-item strong {
  display: block;
  font-size: clamp(20px, 2.2vw, 28px);
  font-weight: 800;
  background: linear-gradient(120deg, #00d97e, #6db8ff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 4px;
}
.trust-item span {
  font-size: 13px;
  color: var(--text-3);
}

/* Hero Visual — Phone card */
.hero-visual { position: relative; }
.phone-card {
  background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-2);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-2);
  position: relative;
  animation: floatY 6s ease-in-out infinite;
}
.phone-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(0,217,126,0.4), rgba(0,102,255,0.3), rgba(253,224,71,0.3));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}

.phone-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}
.phone-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--grad-cta);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #04200f;
}
.phone-title { font-weight: 700; font-size: 15px; }
.phone-status {
  font-size: 12px;
  color: var(--text-3);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.live-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #ff4d6d;
  box-shadow: 0 0 8px #ff4d6d;
  animation: pulse 1s ease-in-out infinite;
}

.phone-bubbles {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}
.bubble {
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 14px;
  max-width: 88%;
  line-height: 1.45;
}
.bubble-bot {
  align-self: flex-start;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  border-bottom-left-radius: 4px;
}
.bubble-user {
  align-self: flex-end;
  background: linear-gradient(135deg, #00d97e, #00b86b);
  color: #04200f;
  font-weight: 500;
  border-bottom-right-radius: 4px;
}
.bubble.typing {
  display: inline-flex;
  gap: 4px;
  padding: 14px 16px;
}
.bubble.typing span {
  width: 6px; height: 6px;
  background: rgba(4, 32, 15, 0.6);
  border-radius: 50%;
  animation: typing 1.2s ease-in-out infinite;
}
.bubble.typing span:nth-child(2) { animation-delay: .2s; }
.bubble.typing span:nth-child(3) { animation-delay: .4s; }
@keyframes typing {
  0%, 80%, 100% { opacity: .3; transform: translateY(0); }
  40%           { opacity: 1; transform: translateY(-3px); }
}

.phone-pipeline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 12px;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 12px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-2);
}
.pipe-step {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.pipe-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  animation: pulse 1.6s ease-in-out infinite;
}
.pipe-stt { background: var(--green-500); box-shadow: 0 0 8px var(--green-500); }
.pipe-llm { background: var(--blue-600); box-shadow: 0 0 8px var(--blue-600); animation-delay: .3s; }
.pipe-tts { background: var(--yellow-500); box-shadow: 0 0 8px var(--yellow-500); animation-delay: .6s; }
.pipe-arrow { color: var(--text-3); }

/* ---------- CHANNELS ---------- */
.channels-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.channel-card {
  position: relative;
  background: linear-gradient(160deg, rgba(255,255,255,0.05), rgba(255,255,255,0.015));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
  overflow: hidden;
}
.channel-card::before {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 200px; height: 200px;
  background: radial-gradient(circle at top right, rgba(0, 217, 126, 0.15), transparent 60%);
  pointer-events: none;
  opacity: 0;
  transition: opacity .3s ease;
}
.channel-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 217, 126, 0.4);
  box-shadow: 0 24px 40px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(0, 217, 126, 0.2);
}
.channel-card:hover::before { opacity: 1; }

.channel-card-highlight {
  background:
    linear-gradient(160deg, rgba(0, 217, 126, 0.10), rgba(0, 102, 255, 0.05)),
    rgba(255, 255, 255, 0.02);
  border-color: rgba(0, 217, 126, 0.35);
}

.channel-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0, 217, 126, 0.18), rgba(0, 102, 255, 0.12));
  border: 1px solid rgba(0, 217, 126, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-500);
  margin-bottom: 18px;
}
.channel-icon svg { width: 26px; height: 26px; }

.channel-card h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.channel-card p {
  font-size: 14.5px;
  color: var(--text-2);
  margin-bottom: 16px;
  line-height: 1.55;
}
.channel-features {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13.5px;
  color: var(--text-3);
}
.channel-features li {
  position: relative;
  padding-left: 18px;
}
.channel-features li::before {
  content: '';
  position: absolute;
  left: 0; top: 8px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green-500);
}

.badge-pop {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--yellow-500);
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ---------- PIPELINE ---------- */
.pipeline {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 16px;
  align-items: stretch;
  margin-bottom: 48px;
}
.pipeline-step {
  background: linear-gradient(160deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.pipeline-step::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--grad-brand);
  opacity: .8;
}
.step-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-3);
  margin-bottom: 12px;
  letter-spacing: 0.1em;
}
.step-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}
.step-icon svg { width: 28px; height: 28px; }
.icon-stt { background: rgba(0, 217, 126, 0.15); color: var(--green-500); border: 1px solid rgba(0, 217, 126, 0.3); }
.icon-llm { background: rgba(0, 102, 255, 0.15); color: #6db8ff; border: 1px solid rgba(0, 102, 255, 0.3); }
.icon-tts { background: rgba(253, 224, 71, 0.15); color: var(--yellow-400); border: 1px solid rgba(253, 224, 71, 0.3); }

.pipeline-step h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
}
.pipeline-step p {
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 16px;
  line-height: 1.55;
}
.step-providers {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-bottom: 14px;
}
.step-providers span {
  font-size: 11.5px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-2);
}
.step-meta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--green-500);
  padding: 8px;
  background: rgba(0, 217, 126, 0.08);
  border-radius: 8px;
}

.pipeline-arrow {
  display: flex;
  align-items: center;
  color: var(--text-3);
  width: 60px;
}

.pipeline-extra {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.extra-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.extra-item svg {
  flex-shrink: 0;
  color: var(--green-500);
  margin-top: 2px;
}
.extra-item strong {
  display: block;
  font-size: 14.5px;
  margin-bottom: 4px;
}
.extra-item span {
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.5;
}

/* ---------- FEATURES ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.feature {
  padding: 26px;
  background: linear-gradient(160deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all .25s ease;
}
.feature:hover {
  border-color: rgba(0, 217, 126, 0.35);
  background: linear-gradient(160deg, rgba(0, 217, 126, 0.06), rgba(0, 102, 255, 0.03));
  transform: translateY(-3px);
}
.feature-ico {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: rgba(0, 217, 126, 0.12);
  border: 1px solid rgba(0, 217, 126, 0.2);
  color: var(--green-500);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.feature-ico svg { width: 22px; height: 22px; }
.feature h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.feature p {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.55;
}

/* ---------- USE CASES ---------- */
.usecases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.usecase {
  padding: 30px;
  background: linear-gradient(160deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  position: relative;
  transition: all .25s ease;
}
.usecase:hover {
  border-color: rgba(0, 102, 255, 0.4);
  transform: translateY(-3px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}
.usecase-tag {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(0, 102, 255, 0.15);
  color: #6db8ff;
  margin-bottom: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.usecase h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.usecase > p {
  font-size: 14.5px;
  color: var(--text-2);
  margin-bottom: 18px;
  line-height: 1.55;
}
.usecase ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.usecase ul li {
  font-size: 13.5px;
  color: var(--text-3);
  position: relative;
  padding-left: 22px;
}
.usecase ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green-500);
  font-weight: 800;
}

/* ---------- PROVIDERS ---------- */
.providers-block {
  background: linear-gradient(160deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.prov-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}
.prov-row:last-child { border-bottom: 0; padding-bottom: 0; }
.prov-row:first-child { padding-top: 0; }
.prov-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 600;
  color: var(--green-500);
  letter-spacing: 0.06em;
  padding-top: 6px;
}
.prov-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.prov-pill {
  font-size: 13.5px;
  font-weight: 500;
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  color: var(--text);
  transition: all .2s ease;
}
.prov-pill:hover {
  border-color: rgba(0, 217, 126, 0.4);
  background: rgba(0, 217, 126, 0.08);
}
.prov-byo {
  background: linear-gradient(135deg, rgba(253, 224, 71, 0.12), rgba(253, 224, 71, 0.05));
  border-color: rgba(253, 224, 71, 0.3);
  color: var(--yellow-400);
}

/* ---------- DIFFERENTIAL ---------- */
.diff-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 56px;
  align-items: center;
}
.diff-copy h2 {
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 16px 0 18px;
}
.diff-copy > p {
  color: var(--text-2);
  font-size: 16px;
  margin-bottom: 24px;
  line-height: 1.65;
}
.diff-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.diff-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--text-2);
}
.diff-list .check {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--grad-cta);
  color: #04200f;
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  margin-top: 1px;
}

.diff-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.stat-card {
  background: linear-gradient(160deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: -1px; left: -1px; right: -1px;
  height: 2px;
  background: var(--grad-brand);
}
.stat-num {
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(120deg, #00d97e, #6db8ff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 6px;
  line-height: 1;
}
.stat-label {
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.4;
}

/* ---------- FAQ ---------- */
.faq-list { display: flex; flex-direction: column; gap: 10px; }
.faq-item {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .25s ease;
}
.faq-item[open] {
  border-color: rgba(0, 217, 126, 0.35);
  background: rgba(0, 217, 126, 0.04);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 22px;
  font-size: 15.5px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(0, 217, 126, 0.12);
  color: var(--green-500);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 400;
  transition: transform .2s ease;
}
.faq-item[open] summary::after { content: '−'; transform: rotate(180deg); }
.faq-answer {
  padding: 0 22px 20px;
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.6;
}

/* ---------- CTA SECTION ---------- */
.cta-section { padding: 60px 0; }
.cta-card {
  background:
    radial-gradient(circle at 20% 30%, rgba(0, 217, 126, 0.18), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(0, 102, 255, 0.18), transparent 50%),
    linear-gradient(160deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid var(--border-2);
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-card h2 {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
}
.cta-card p {
  font-size: 17px;
  color: var(--text-2);
  max-width: 580px;
  margin: 0 auto 28px;
}
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

/* ---------- CONTACT ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.contact-card {
  background: linear-gradient(160deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  transition: all .25s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.contact-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 217, 126, 0.4);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}
.contact-ico {
  width: 56px; height: 56px;
  border-radius: 16px;
  background: rgba(0, 217, 126, 0.12);
  color: var(--green-500);
  border: 1px solid rgba(0, 217, 126, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
}
.contact-ico svg { width: 26px; height: 26px; }
.contact-ico-wa {
  background: rgba(37, 211, 102, 0.12);
  color: #25d366;
  border-color: rgba(37, 211, 102, 0.3);
}
.contact-card h3 {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}
.contact-card strong {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 12px;
}
.contact-cta {
  font-size: 13.5px;
  color: var(--green-500);
  font-weight: 600;
  margin-top: auto;
}

/* ---------- FOOTER ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  background: rgba(5, 11, 31, 0.6);
  padding: 56px 0 28px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand p {
  margin-top: 14px;
  color: var(--text-3);
  font-size: 14px;
  max-width: 280px;
}
.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-col a {
  font-size: 14px;
  color: var(--text-3);
  transition: color .2s ease;
}
.footer-col a:hover { color: var(--green-500); }
.footer-addr {
  color: var(--text-3);
  font-size: 13px;
  line-height: 1.55;
  margin-top: 6px;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom small {
  color: var(--text-3);
  font-size: 12.5px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.bandeira {
  display: inline-flex;
  gap: 2px;
}
.bandeira i {
  width: 6px; height: 12px;
  border-radius: 1px;
}
.bandeira i:nth-child(1) { background: #009C3B; }
.bandeira i:nth-child(2) { background: #FFDF00; }
.bandeira i:nth-child(3) { background: #002776; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { max-width: 480px; margin: 0 auto; width: 100%; }
  .channels-grid,
  .features-grid,
  .usecases-grid { grid-template-columns: repeat(2, 1fr); }
  .pipeline {
    grid-template-columns: 1fr;
  }
  .pipeline-arrow {
    width: 100%;
    justify-content: center;
    transform: rotate(90deg);
  }
  .pipeline-extra { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .section { padding: 72px 0; }
  .nav-desktop { display: none; }
  .menu-toggle { display: flex; }
  .channels-grid,
  .features-grid,
  .usecases-grid,
  .diff-stats { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .hero { padding: 48px 0 60px; }
  .hero-trust { grid-template-columns: 1fr; gap: 16px; padding-top: 24px; }
  .providers-block { padding: 24px; }
  .prov-row { grid-template-columns: 1fr; gap: 10px; padding: 14px 0; }
  .cta-card { padding: 40px 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .btn-lg { padding: 13px 22px; font-size: 15px; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { justify-content: center; }
  .cta-actions { flex-direction: column; align-items: stretch; }
  .cta-actions .btn { justify-content: center; }
}

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