:root {
  --bg: #05060b;
  --panel: rgba(8, 18, 32, 0.88);
  --line: rgba(157, 214, 255, 0.2);
  --text: #f2f8ff;
  --muted: #a9bbd0;
  --accent: #21cfff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 12% 8%, rgba(0, 188, 255, 0.12), transparent 28rem),
    radial-gradient(circle at 88% 92%, rgba(37, 108, 255, 0.09), transparent 30rem),
    linear-gradient(180deg, #05060b 0%, #070915 48%, #05060b 100%);
}

a {
  color: inherit;
}

.page-wrap {
  width: min(1120px, 100%);
  margin: 0 auto;
  padding: 26px 16px 60px;
}

.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 24px;
}

.brand {
  color: #2ed7ff;
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.nav-links a {
  text-decoration: none;
  color: #afc2d8;
  font-size: 0.94rem;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  color: #98b8d6;
  font-size: 0.88rem;
}

.breadcrumbs a {
  color: #8fd9ff;
  text-decoration: none;
}

.breadcrumbs span[aria-hidden="true"] {
  opacity: 0.6;
}

.hero {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px 24px;
  background: var(--panel);
}

.eyebrow {
  color: #62dfff;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.82rem;
  font-weight: 700;
}

h1 {
  margin: 10px 0 0;
  font-size: clamp(1.9rem, 4vw, 3.3rem);
  letter-spacing: -0.035em;
  line-height: 1.04;
}

.hero p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.65;
  max-width: 920px;
}

.cta-row {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.cta {
  min-height: 42px;
  border-radius: 10px;
  padding: 0 16px;
  border: 1px solid rgba(108, 212, 255, 0.28);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-weight: 700;
}

.cta.primary {
  border: 0;
  color: #001725;
  background: linear-gradient(135deg, #2bd1ff 0%, #0ea9e6 100%);
}

.grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(8, 18, 32, 0.82);
  padding: 14px;
}

.card h2 {
  margin: 0;
  font-size: 1.16rem;
}

.card p,
.card li {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.62;
}

.card ul {
  margin: 10px 0 0;
  padding-left: 18px;
}

.faq {
  margin-top: 22px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(8, 18, 32, 0.82);
  padding: 16px;
}

.faq h2 {
  margin: 0 0 10px;
}

.faq-item + .faq-item {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid rgba(157, 214, 255, 0.14);
}

.faq-item h3 {
  margin: 0;
  font-size: 1rem;
}

.faq-item p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.internal-links {
  margin-top: 22px;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid rgba(157, 214, 255, 0.2);
  background: rgba(6, 15, 26, 0.74);
}

.internal-links h2 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.internal-links a {
  display: inline-block;
  margin: 0 12px 8px 0;
  font-size: 0.92rem;
  color: #9ddcff;
  text-decoration: none;
}

.article-meta {
  font-size: 0.9rem !important;
  color: #86a7c3 !important;
}

.answer-box,
.article-toc,
.article-content section {
  margin-top: 22px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(8, 18, 32, 0.82);
  padding: 18px;
}

.answer-box {
  border-color: rgba(46, 215, 255, 0.42);
  background: rgba(7, 28, 44, 0.9);
}

.answer-box h2,
.article-toc h2,
.article-content h2 {
  margin: 0 0 10px;
}

.article-content h3 {
  margin: 22px 0 6px;
}

.answer-box p,
.article-toc li,
.article-content p,
.article-content li {
  color: var(--muted);
  line-height: 1.72;
}

.article-toc ol,
.article-content ol {
  margin: 8px 0 0;
  padding-left: 22px;
}

.article-toc a,
.article-content a {
  color: #9ddcff;
}

@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.voice-agent-cta {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  margin: 2.5rem 0;
  padding: 2.2rem;
  border: 1px solid rgba(125, 211, 252, 0.7);
  border-radius: 22px;
  background: linear-gradient(135deg, #06233d, #0c4a6e 52%, #0f766e);
  box-shadow: 0 14px 40px rgba(14, 116, 144, 0.32);
}

.voice-agent-cta::before {
  content: "";
  position: absolute;
  inset: -90%;
  z-index: -1;
  background: conic-gradient(from 90deg, transparent, #67e8f9, transparent 32%);
  animation: voiceCtaGlow 5s linear infinite;
}

.voice-agent-cta::after {
  content: "";
  position: absolute;
  inset: 3px;
  z-index: -1;
  border-radius: 19px;
  background: linear-gradient(135deg, #06233d, #0c4a6e 55%, #115e59);
}

.voice-agent-cta h2,
.voice-agent-cta p {
  color: #fff;
}

.voice-agent-cta .cta {
  background: #fff;
  border-color: #fff;
  color: #075985;
  font-weight: 800;
}

.voice-agent-cta .cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 255, 255, 0.28);
}

.voice-agent-pulse {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: #a5f3fc;
}

.voice-agent-pulse::before {
  content: "";
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 999px;
  background: #5eead4;
  box-shadow: 0 0 0 0 rgba(94, 234, 212, 0.75);
  animation: voicePulse 1.8s infinite;
}

@keyframes voiceCtaGlow {
  to { transform: rotate(1turn); }
}

@keyframes voicePulse {
  70% { box-shadow: 0 0 0 12px rgba(94, 234, 212, 0); }
  100% { box-shadow: 0 0 0 0 rgba(94, 234, 212, 0); }
}

@media (prefers-reduced-motion: reduce) {
  .voice-agent-cta::before,
  .voice-agent-pulse::before {
    animation: none;
  }
}