/* ============================================
   Asher Barak — AI Consulting
   Design: scale.com + raycast.com inspired
   Dark navy-black, greyish text, purple accent
   ============================================ */

:root {
  --bg-primary: #060918;
  --bg-secondary: #0d1129;
  --bg-card: #111638;
  --bg-card-hover: #161c45;
  --text-primary: #e2e8f0;
  --text-secondary: #8b95b0;
  --text-muted: #5a6480;
  --accent: #8b5cf6;
  --accent-hover: #a78bfa;
  --accent-glow: rgba(139, 92, 246, 0.15);
  --border: rgba(139, 148, 176, 0.1);
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --nav-height: 72px;
  --max-width: 1200px;
  --section-padding: 120px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--accent-hover);
}

img {
  max-width: 100%;
  display: block;
}

/* Typography */
h1, h2, h3, h4 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: clamp(3rem, 6vw, 4.8rem);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  letter-spacing: -0.02em;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
}

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

/* Section base */
.section {
  padding: var(--section-padding) 0;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-title {
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 60px;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(6, 9, 24, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  display: flex;
  align-items: center;
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 36px;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  margin: 6px 0;
  transition: all 0.3s;
  border-radius: 2px;
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(139, 92, 246, 0.12), transparent),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(99, 60, 200, 0.06), transparent);
  pointer-events: none;
}

.neural-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: auto;
  z-index: 0;
}

.hero .container {
  position: relative;
  z-index: 1;
  text-align: left;
  max-width: 900px;
}

.hero h1 {
  margin-bottom: 24px;
}

.hero-tagline {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.02em;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: clamp(1.2rem, 2.2vw, 1.5rem);
  color: var(--text-secondary);
  margin-bottom: 48px;
  max-width: 650px;
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: flex-start;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 32px;
  border-radius: 12px;
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 0 24px var(--accent-glow);
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 0 32px rgba(139, 92, 246, 0.25);
}

/* Google Calendar scheduling button overrides */
.contact-cta button {
  padding: 14px 32px !important;
  border-radius: 12px !important;
  font-family: var(--font-family) !important;
  font-size: 1rem !important;
  font-weight: 600 !important;
  background: var(--accent) !important;
  color: #fff !important;
  box-shadow: 0 0 24px var(--accent-glow) !important;
  transition: all 0.2s !important;
  border: none !important;
  cursor: pointer !important;
  line-height: 1.7 !important;
}

.contact-cta button:hover {
  background: var(--accent-hover) !important;
  transform: translateY(-1px);
  box-shadow: 0 0 32px var(--accent-glow) !important;
}

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

.btn-secondary:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.hero-credibility {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  color: var(--text-muted);
  font-size: 1rem;
}

.credibility-label {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.credibility-logos {
  display: flex;
  align-items: center;
  gap: 28px;
}

.credibility-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 1rem;
}

.credibility-logo svg {
  opacity: 0.7;
}

/* ── Problem / Why Now ── */
.problem {
  border-top: 1px solid var(--border);
}

.problem-text {
  max-width: 720px;
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.problem-text strong {
  color: var(--text-primary);
}

/* ── Services ── */
.services {
  border-top: 1px solid var(--border);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 32px;
  transition: all 0.3s;
}

.service-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(139, 92, 246, 0.2);
  transform: translateY(-2px);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--accent);
  font-size: 1.4rem;
}

.service-card h3 {
  margin-bottom: 12px;
}

.service-card p {
  margin-bottom: 20px;
  font-size: 0.95rem;
}

.service-card ul {
  list-style: none;
  padding: 0;
}

.service-card li {
  position: relative;
  padding-left: 20px;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.service-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.6;
}

/* ── Clients ── */
.clients {
  border-top: 1px solid var(--border);
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.client-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 28px;
  text-align: center;
  transition: all 0.3s;
}

.client-card:hover {
  border-color: rgba(139, 92, 246, 0.2);
  transform: translateY(-2px);
}

.client-card h3 {
  margin-bottom: 12px;
}

.client-card p {
  font-size: 0.95rem;
}

/* ── About ── */
.about {
  border-top: 1px solid var(--border);
}

.about-content {
  max-width: 720px;
}

.about-text {
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 36px;
}

.about-highlights {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.about-highlight {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg-card);
  border-radius: 12px;
  border: 1px solid var(--border);
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.about-highlight .highlight-dot {
  width: 8px;
  height: 8px;
  min-width: 8px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 7px;
}

/* ── Speaking ── */
.speaking {
  border-top: 1px solid var(--border);
}

.speaking-placeholder {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 60px 40px;
  text-align: center;
  color: var(--text-muted);
  font-size: 1rem;
}

.speaking-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.speaking-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s;
}

.speaking-card:hover {
  border-color: rgba(139, 92, 246, 0.2);
  transform: translateY(-2px);
}

.speaking-card-embed {
  aspect-ratio: 16/9;
  background: var(--bg-secondary);
}

.speaking-card-embed iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.speaking-card-info {
  padding: 20px 24px;
}

.speaking-card-info h3 {
  margin-bottom: 4px;
  font-size: 1.05rem;
}

.speaking-card-info p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ── Contact ── */
.contact {
  border-top: 1px solid var(--border);
}

.contact-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.contact-content .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

.contact-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.calendar-embed {
  max-width: 600px;
  margin: 0 auto 48px;
}

.contact-links {
  display: flex;
  gap: 24px;
  justify-content: center;
}

.contact-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}

.contact-links a:hover {
  color: var(--text-primary);
}

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ── Mobile Nav ── */
@media (max-width: 768px) {
  :root {
    --section-padding: 80px;
  }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(6, 9, 24, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s;
  }

  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-toggle {
    display: block;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .clients-grid {
    grid-template-columns: 1fr;
  }

  .about-highlights {
    grid-template-columns: 1fr;
  }

  .speaking-grid {
    grid-template-columns: 1fr;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 320px;
    justify-content: center;
  }
}