/* DialogScope – App-aligned theme. Colors from screenshots: navy #1A213E, cyan #00F5D4 */
:root {
  --ds-bg: #0f1424;
  --ds-bg-soft: #1a213e;
  --ds-bg-card: #151c30;
  --ds-accent: #00F5D4;
  --ds-accent-dim: rgba(0, 245, 212, 0.15);
  --ds-accent-coral: #F87171;
  --ds-text: #e8f4f3;
  --ds-muted: rgba(232, 244, 243, 0.65);
  --ds-border: rgba(0, 245, 212, 0.25);
  --ds-font: "Cabin", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --ds-radius: 14px;
  --ds-radius-lg: 24px;
  --ds-max-width: 900px;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--ds-font);
  font-size: 1rem;
  line-height: 1.55;
  color: var(--ds-text);
  background: var(--ds-bg);
  -webkit-font-smoothing: antialiased;
}

.dialogscope-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.dialogscope-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  background: linear-gradient(180deg, rgba(15,20,36,0.95) 0%, rgba(15,20,36,0.8) 100%);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--ds-border);
}

.dialogscope-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.dialogscope-logo img {
  height: 36px;
  width: auto;
  object-fit: contain;
}

.dialogscope-logo span {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ds-accent);
}

.dialogscope-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.dialogscope-nav a {
  color: var(--ds-muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s;
}

.dialogscope-nav a:hover { color: var(--ds-accent); }

.dialogscope-main {
  flex: 1;
  width: 100%;
  max-width: var(--ds-max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
  padding-top: 5rem;
}

.dialogscope-hero {
  text-align: center;
  padding: 3rem 0 4rem;
}

.dialogscope-hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 0.75rem;
  color: var(--ds-text);
  line-height: 1.15;
}

.dialogscope-hero .tagline {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--ds-accent);
  margin-bottom: 0.5rem;
  text-shadow: 0 0 24px rgba(0, 245, 212, 0.25);
}

.dialogscope-hero p {
  margin: 0 0 1.5rem;
  color: var(--ds-muted);
  font-size: 1.1rem;
  max-width: 42ch;
  margin-left: auto;
  margin-right: auto;
}

.dialogscope-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  background: var(--ds-accent);
  color: var(--ds-bg);
  border: none;
  border-radius: var(--ds-radius);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: opacity 0.2s, transform 0.2s;
  box-shadow: 0 0 24px rgba(0, 245, 212, 0.3);
}

.dialogscope-cta:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.dialogscope-section {
  padding: 3rem 0;
  border-top: 1px solid var(--ds-border);
}

.dialogscope-section:first-of-type { border-top: none; }

.dialogscope-section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 600;
  margin: 0 0 1rem;
  color: var(--ds-accent);
  text-shadow: 0 0 20px rgba(0, 245, 212, 0.2);
}

.dialogscope-section p {
  margin: 0 0 1rem;
  color: var(--ds-muted);
  font-size: 1.05rem;
  line-height: 1.65;
}

.dialogscope-card {
  background: var(--ds-bg-card);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-lg);
  padding: 1.5rem 1.75rem;
  margin-bottom: 1.25rem;
}

.dialogscope-card h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--ds-accent);
}

.dialogscope-card p { margin: 0; color: var(--ds-muted); }

.dialogscope-feature-grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

@media (min-width: 640px) {
  .dialogscope-feature-grid { grid-template-columns: repeat(3, 1fr); }
}

.dialogscope-feature-card {
  background: var(--ds-bg-card);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-lg);
  padding: 1.5rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.dialogscope-feature-card:hover {
  border-color: var(--ds-accent);
  box-shadow: 0 0 0 1px rgba(0, 245, 212, 0.15);
}

.dialogscope-feature-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--ds-accent);
}

.dialogscope-feature-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--ds-muted);
}

.dialogscope-split {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: center;
  padding: 2rem 0;
}

@media (min-width: 768px) {
  .dialogscope-split {
    flex-direction: row;
    gap: 3rem;
  }
  .dialogscope-split.reverse { flex-direction: row-reverse; }
}

.dialogscope-split .text {
  flex: 1;
  min-width: 0;
}

.dialogscope-split .visual {
  flex: 1;
  min-width: 0;
  display: flex;
  justify-content: center;
}

.dialogscope-phone {
  max-width: 280px;
  width: 100%;
  border-radius: 2rem;
  overflow: hidden;
  box-shadow: 0 25px 50px rgba(0,0,0,0.4);
}

.dialogscope-phone img {
  width: 100%;
  height: auto;
  display: block;
}

.dialogscope-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}

.dialogscope-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  color: var(--ds-muted);
}

.dialogscope-list li::before {
  content: "";
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  margin-top: 0.5rem;
  border-radius: 50%;
  background: var(--ds-accent);
}

.dialogscope-footer {
  padding: 2rem 1.5rem;
  border-top: 1px solid var(--ds-border);
  background: var(--ds-bg-soft);
  margin-top: 3rem;
}

.dialogscope-footer-inner {
  max-width: var(--ds-max-width);
  margin: 0 auto;
  text-align: center;
}

.dialogscope-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem 1.5rem;
  margin-bottom: 1rem;
}

.dialogscope-footer-links a {
  color: var(--ds-muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.dialogscope-footer-links a:hover { color: var(--ds-accent); }

.dialogscope-footer-copy {
  font-size: 0.85rem;
  color: var(--ds-muted);
  margin-top: 1.25rem;
}

@media (min-width: 640px) {
  .dialogscope-hero { padding: 4rem 0 5rem; }
  .dialogscope-main { padding: 2.5rem 2rem 4rem; padding-top: 5.5rem; }
}