/* ============================================
   Petabyte Mail — Enterprise Dark Theme
   ============================================ */

:root {
  --bg: #0A0A0F;
  --bg-alt: #111118;
  --surface: #16161F;
  --surface-2: #1E1E2A;
  --border: #252535;
  --border-2: #303045;
  --fg: #F0F0F8;
  --fg-mid: #A0A0B8;
  --fg-light: #707088;
  --accent: #6C63FF;
  --accent-hover: #8580FF;
  --accent-2: #00D4AA;
  --danger: #FF4D6A;
  --success: #00D4AA;
  --card-shadow: 0 4px 24px rgba(0,0,0,0.4);
  --radius: 12px;
  --radius-sm: 8px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

/* ---- NAVBAR ---- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10,10,15,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 32px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-logo {
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

.navbar-logo .logo-mark {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  font-size: 14px;
  font-weight: 900;
  padding: 4px 8px;
  border-radius: 6px;
}

.navbar-back {
  font-size: 14px;
  color: var(--fg-mid);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}

.navbar-back:hover { color: var(--fg); }

/* ---- HERO ---- */
.hero {
  padding: 140px 32px 80px;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border-2);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 13px;
  color: var(--fg-mid);
  margin-bottom: 28px;
}

.hero-badge .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: clamp(36px, 5.5vw, 58px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #fff 0%, #B0B0C8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero .subheadline {
  font-size: clamp(17px, 2.5vw, 21px);
  color: var(--fg-mid);
  max-width: 620px;
  margin: 0 auto 36px;
  line-height: 1.5;
}

/* ---- DIVIDER ---- */
.section-divider {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 32px;
  text-align: center;
}

.section-divider .section-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.section-divider h2 {
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.2;
}

.section-divider p {
  font-size: 16px;
  color: var(--fg-mid);
  max-width: 560px;
  margin: 0 auto 40px;
}

/* ---- NARRATIVE BANNER ---- */
.narrative-banner {
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 24px 32px;
  margin: 0 auto;
  max-width: 900px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.narrative-banner .narrative-icon {
  font-size: 32px;
  flex-shrink: 0;
}

.narrative-banner .narrative-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}

.narrative-banner .narrative-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--fg);
}

/* ---- PAIN SECTION ---- */
.pain-section {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 32px;
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.pain-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  transition: border-color 0.2s, transform 0.2s;
}

.pain-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.pain-card .pain-icon {
  width: 32px;
  height: 32px;
  background: rgba(108, 99, 255, 0.12);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
  margin-top: 2px;
}

.pain-card p {
  font-size: 14px;
  color: var(--fg-mid);
  line-height: 1.5;
}

/* ---- PRICING COMPARISON ---- */
.pricing-section {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 32px 60px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  align-items: stretch;
  margin-top: 32px;
}

.pricing-old {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  position: relative;
}

.pricing-old::before {
  content: 'BEFORE';
  position: absolute;
  top: -12px;
  left: 32px;
  background: var(--danger);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: 100px;
}

.pricing-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-light);
  margin-bottom: 12px;
}

.pricing-amount-old {
  font-size: 36px;
  font-weight: 800;
  color: var(--danger);
  margin-bottom: 8px;
}

.pricing-note {
  font-size: 13px;
  color: var(--fg-light);
  line-height: 1.5;
}

.pricing-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--fg-light);
}

.pricing-new {
  background: linear-gradient(135deg, rgba(0,212,170,0.08), rgba(108,99,255,0.08));
  border: 1px solid rgba(0,212,170,0.3);
  border-radius: var(--radius);
  padding: 32px;
  position: relative;
}

.pricing-new::before {
  content: 'AFTER';
  position: absolute;
  top: -12px;
  left: 32px;
  background: var(--accent-2);
  color: #0A0A0F;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: 100px;
}

.pricing-amount-new {
  font-size: 36px;
  font-weight: 800;
  color: var(--accent-2);
  margin-bottom: 8px;
}

.pricing-savings {
  margin-top: 16px;
  padding: 10px 16px;
  background: rgba(0,212,170,0.1);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent-2);
  text-align: center;
}

/* ---- FEATURES ---- */
.features-section {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 32px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.feature-card .feature-icon {
  font-size: 24px;
  flex-shrink: 0;
}

.feature-card p {
  font-size: 14px;
  color: var(--fg-mid);
  line-height: 1.5;
}

/* ---- TESTIMONIAL ---- */
.testimonial-section {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 32px 60px;
}

.testimonial-card {
  background: linear-gradient(135deg, var(--surface) 0%, var(--surface-2) 100%);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 40px;
  position: relative;
}

.testimonial-card::before {
  content: '\u201C';
  font-size: 80px;
  color: var(--accent);
  position: absolute;
  top: 16px;
  left: 32px;
  line-height: 1;
  opacity: 0.4;
  font-family: Georgia, serif;
}

.testimonial-card blockquote {
  font-size: 20px;
  color: var(--fg);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 24px;
  padding-top: 24px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  color: #fff;
}

.testimonial-name {
  font-weight: 600;
  font-size: 15px;
  color: var(--fg);
}

.testimonial-title {
  font-size: 13px;
  color: var(--fg-mid);
}

/* ---- CTA SECTION ---- */
.cta-section {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 32px 80px;
  text-align: center;
}

.cta-section h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff, #B0B0C8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cta-section p {
  font-size: 18px;
  color: var(--fg-mid);
  margin-bottom: 32px;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--accent), #8580FF);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  padding: 18px 40px;
  border-radius: 100px;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 24px rgba(108,99,255,0.4);
}

.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(108,99,255,0.5);
}

.cta-price-note {
  margin-top: 16px;
  font-size: 14px;
  color: var(--fg-light);
}

.cta-price-note strong {
  color: var(--accent-2);
}

/* ---- FOOTER ---- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px;
  text-align: center;
  color: var(--fg-light);
  font-size: 13px;
}

.site-footer a {
  color: var(--fg-mid);
  text-decoration: none;
}

.site-footer a:hover { color: var(--fg); }

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  .pricing-divider {
    transform: rotate(90deg);
    padding: 8px 0;
  }
  .hero { padding: 120px 24px 60px; }
  .pain-section,
  .features-section,
  .pricing-section,
  .cta-section,
  .testimonial-section { padding-left: 24px; padding-right: 24px; }
  .navbar { padding: 0 20px; }
  .testimonial-card { padding: 28px; }
}

/* ---- HOME PAGE ---- */
.home-nav {
  padding: 24px 32px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.home-logo {
  font-size: 20px;
  font-weight: 800;
  color: var(--fg);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

.home-logo-mark {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 900;
}

.home-header {
  padding: 80px 32px 40px;
  text-align: center;
}

.home-header .eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.home-header h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.1;
  background: linear-gradient(135deg, #fff, #B0B0C8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.home-header p {
  font-size: 18px;
  color: var(--fg-mid);
  max-width: 560px;
  margin: 0 auto 40px;
}

.persona-grid {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px 80px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.persona-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.persona-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(108,99,255,0.15);
}

.persona-card .card-role {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.persona-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
  line-height: 1.3;
}

.persona-card .card-cost {
  font-size: 13px;
  color: var(--fg-mid);
  display: flex;
  align-items: center;
  gap: 6px;
}

.persona-card .card-tag {
  display: inline-block;
  background: rgba(108,99,255,0.12);
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: 100px;
  padding: 4px 12px;
  font-size: 12px;
  color: var(--accent);
  font-weight: 500;
  margin-top: auto;
  align-self: flex-start;
}

.persona-card .card-arrow {
  color: var(--fg-light);
  font-size: 18px;
  margin-left: auto;
  transition: transform 0.2s, color 0.2s;
}

.persona-card:hover .card-arrow {
  transform: translateX(4px);
  color: var(--accent);
}

.persona-card-top {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

/* ---- LINKEDIN POSTS ---- */
.linkedin-section {
  max-width: 860px;
  margin: 0 auto;
  padding: 80px 32px 80px;
}

.linkedin-intro {
  text-align: center;
  margin-bottom: 48px;
}

.linkedin-intro .eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.linkedin-intro h1 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff, #B0B0C8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.linkedin-intro p {
  font-size: 16px;
  color: var(--fg-mid);
}

.post-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 24px;
  overflow: hidden;
}

.post-header {
  padding: 20px 24px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.post-persona {
  display: flex;
  align-items: center;
  gap: 12px;
}

.post-persona-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.post-persona-name {
  font-weight: 600;
  font-size: 15px;
  color: var(--fg);
}

.post-persona-role {
  font-size: 13px;
  color: var(--fg-mid);
}

.copy-btn {
  background: var(--surface-2);
  border: 1px solid var(--border-2);
  color: var(--fg-mid);
  font-size: 13px;
  font-weight: 500;
  padding: 7px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  font-family: inherit;
}

.copy-btn:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.copy-btn.copied {
  background: var(--success);
  border-color: var(--success);
  color: #0A0A0F;
}

.post-body {
  padding: 24px;
  font-size: 14px;
  color: var(--fg-mid);
  line-height: 1.7;
  white-space: pre-wrap;
  max-height: 400px;
  overflow-y: auto;
}

.post-body::-webkit-scrollbar { width: 4px; }
.post-body::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 2px; }

.post-footer {
  padding: 12px 24px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--fg-light);
}

/* ---- SITEMAP / DIRECTORY ---- */
.directory-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  padding: 20px 32px;
  border-bottom: 1px solid var(--border);
}

.directory-bar a {
  color: var(--fg-light);
  text-decoration: none;
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  transition: color 0.2s, border-color 0.2s;
}

.directory-bar a:hover {
  color: var(--accent);
  border-color: var(--accent);
}