/* Bitlyne marketing site — business-focused components */

html {
  scroll-padding-top: 88px;
}

[id] {
  scroll-margin-top: 88px;
}

.section-copy {
  color: var(--muted);
  font-size: 1rem;
  max-width: 640px;
  margin: 0 auto 48px;
  line-height: 1.85;
  text-align: center;
}

/* ── Hero visual (product mock, not architecture) ── */
.hero-visual {
  max-width: 720px;
  margin: 0 auto 40px;
  text-align: left;
}

.app-mock {
  background: linear-gradient(165deg, rgba(18, 28, 52, 0.95), rgba(8, 14, 28, 0.98));
  border: 1px solid rgba(107, 155, 255, 0.22);
  border-radius: calc(var(--radius) + 4px);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45), 0 0 60px rgba(27, 79, 232, 0.1);
}

.app-mock-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.app-mock-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
}
.app-mock-bar span:first-child { background: #ef4444; }
.app-mock-bar span:nth-child(2) { background: #f59e0b; }
.app-mock-bar span:nth-child(3) { background: #10b981; }

.app-mock-title {
  margin-left: 8px;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 500;
}

.app-mock-body {
  display: grid;
  grid-template-columns: 180px 1fr;
  min-height: 280px;
}

.app-mock-nav {
  padding: 20px 16px;
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.app-mock-nav-item {
  padding: 8px 12px;
  border-radius: var(--radius-xs);
  font-size: 0.78rem;
  color: var(--muted);
}
.app-mock-nav-item.is-active {
  background: rgba(27, 79, 232, 0.15);
  color: var(--violet-light);
  font-weight: 600;
}

.app-mock-main {
  padding: 24px;
}

.app-mock-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
  gap: 12px;
  flex-wrap: wrap;
}

.app-mock-header h3 {
  font-size: 1.05rem;
  font-weight: 700;
}

.mock-status {
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 600;
  background: rgba(5, 150, 105, 0.15);
  border: 1px solid rgba(52, 211, 153, 0.35);
  color: var(--emerald-light);
}

.mock-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.mock-field label {
  display: block;
  font-size: 0.68rem;
  color: var(--muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.mock-field div {
  padding: 10px 12px;
  border-radius: var(--radius-xs);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.82rem;
}

.mock-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.mock-btn {
  padding: 8px 16px;
  border-radius: var(--radius-xs);
  font-size: 0.78rem;
  font-weight: 600;
  border: 1px solid rgba(107, 155, 255, 0.35);
  background: rgba(27, 79, 232, 0.2);
  color: #fff;
}
.mock-btn--ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.12);
  color: var(--muted);
}

/* ── Stats strip ── */
.stats-strip {
  position: relative;
  z-index: 10;
  max-width: 900px;
  margin: -60px auto 100px;
  padding: 0 24px;
}

.stats-inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.stat-item {
  background: rgba(8, 15, 31, 0.9);
  padding: 28px 24px;
  text-align: center;
  backdrop-filter: blur(12px);
}

.stat-item strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 6px;
  background: linear-gradient(135deg, var(--violet-light), var(--indigo-light));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-item span {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.5;
}

/* ── Problem cards ── */
.problem-section {
  position: relative;
  z-index: 10;
  max-width: 1140px;
  margin: 0 auto 120px;
  padding: 0 24px;
  text-align: center;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
  text-align: left;
}

.problem-card {
  background: var(--surface);
  border: 1px solid rgba(225, 29, 72, 0.15);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform 0.3s;
}
.problem-card:hover { transform: translateY(-4px); }

.problem-card .problem-icon {
  font-size: 1.6rem;
  margin-bottom: 14px;
}

.problem-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.problem-card p {
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ── Pillars ── */
.pillars-section {
  position: relative;
  z-index: 10;
  max-width: 1140px;
  margin: 0 auto 120px;
  padding: 0 24px;
  text-align: center;
}

.pillar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  text-align: left;
}

.pillar-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 26px;
  transition: transform 0.3s, border-color 0.3s;
}
.pillar-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hi);
}

.pillar-num {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--violet-light);
  margin-bottom: 12px;
}

.pillar-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.pillar-card p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.75;
}

/* ── Apps showcase ── */
.apps-section {
  position: relative;
  z-index: 10;
  max-width: 1140px;
  margin: 0 auto 120px;
  padding: 0 24px;
  text-align: center;
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 14px;
  text-align: left;
}

.app-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform 0.3s, border-color 0.3s;
}
.app-card:hover {
  transform: translateY(-4px);
  border-color: rgba(217, 119, 6, 0.35);
}
.app-card--featured {
  border-color: rgba(217, 119, 6, 0.3);
  background: rgba(217, 119, 6, 0.04);
}

.app-card-top {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.app-card-icon {
  font-size: 2rem;
  flex-shrink: 0;
}

.app-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.app-card .app-tag {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--amber-light);
}

.app-card p {
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.7;
  flex: 1;
}

.app-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.app-card li {
  font-size: 0.82rem;
  color: #cbd5e1;
  display: flex;
  gap: 8px;
}
.app-card li::before {
  content: "✓";
  color: var(--emerald-light);
  font-weight: 700;
  flex-shrink: 0;
}

/* ── Audience ── */
.audience-section {
  position: relative;
  z-index: 10;
  max-width: 1140px;
  margin: 0 auto 120px;
  padding: 0 24px;
  text-align: center;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 14px;
  text-align: left;
}

.audience-card {
  background: linear-gradient(165deg, rgba(27, 79, 232, 0.08), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(27, 79, 232, 0.2);
  border-radius: var(--radius);
  padding: 32px 28px;
}

.audience-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.audience-card p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

.audience-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.audience-card li {
  font-size: 0.85rem;
  color: #cbd5e1;
  padding-left: 18px;
  position: relative;
}
.audience-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--violet-light);
}

/* ── Security teaser ── */
.security-teaser {
  position: relative;
  z-index: 10;
  max-width: 900px;
  margin: 0 auto 120px;
  padding: 48px 40px;
  text-align: center;
  background: linear-gradient(165deg, rgba(5, 150, 105, 0.08), rgba(27, 79, 232, 0.06));
  border: 1px solid rgba(52, 211, 153, 0.2);
  border-radius: var(--radius);
}

.security-teaser h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 14px;
}

.security-teaser p {
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 520px;
  margin: 0 auto 24px;
  line-height: 1.8;
}

.security-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 28px;
}

.security-badge {
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text);
}

/* ── Security page ── */
.page-hero {
  position: relative;
  z-index: 10;
  max-width: 720px;
  margin: 60px auto 60px;
  padding: 0 24px;
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 900;
  letter-spacing: -2px;
  margin-bottom: 20px;
  line-height: 1.1;
}

.page-hero .page-lead {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.85;
}

.security-content {
  position: relative;
  z-index: 10;
  max-width: 800px;
  margin: 0 auto 120px;
  padding: 0 24px;
}

.security-block {
  margin-bottom: 48px;
}

.security-block h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.security-block p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.85;
  margin-bottom: 16px;
}

.security-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.security-list li {
  display: flex;
  gap: 12px;
  font-size: 0.92rem;
  color: #cbd5e1;
  line-height: 1.65;
  padding: 16px 18px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.security-list .check {
  color: var(--emerald-light);
  font-weight: 700;
  flex-shrink: 0;
}

/* ── Compare table ── */
.compare-section {
  position: relative;
  z-index: 10;
  max-width: 900px;
  margin: 0 auto 120px;
  padding: 0 24px;
  text-align: center;
}

.compare-table {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: center;
}

.compare-row {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 8px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  align-items: center;
  font-size: 0.84rem;
}
.compare-row:last-child { border-bottom: none; }
.compare-row--head {
  background: rgba(27, 79, 232, 0.08);
  font-weight: 700;
  font-size: 0.78rem;
  color: var(--muted);
}
.compare-feature {
  text-align: left;
  color: var(--text);
  font-weight: 500;
}
.compare-highlight { color: var(--violet-light); }
.compare-yes { color: var(--emerald-light); font-weight: 700; }
.compare-no { color: #f87171; opacity: 0.85; }
.compare-partial { color: var(--amber-light); font-size: 0.8rem; }

/* ── About ── */
.about-section {
  position: relative;
  z-index: 10;
  max-width: 1140px;
  margin: 0 auto 120px;
  padding: 0 24px;
  text-align: center;
}

.about-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
  text-align: left;
  align-items: start;
}

.about-copy p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.85;
  margin-bottom: 16px;
}

.about-contact a {
  color: var(--violet-light);
  font-weight: 600;
  text-decoration: none;
}
.about-contact a:hover { text-decoration: underline; }

.about-values {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.about-value {
  padding: 20px 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.about-value strong {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 6px;
}

.about-value span {
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.65;
}

/* ── FAQ ── */
.faq-section {
  position: relative;
  z-index: 10;
  max-width: 760px;
  margin: 0 auto 120px;
  padding: 0 24px;
  text-align: center;
}

.faq-list {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.2s;
}
.faq-item[open] {
  border-color: rgba(107, 155, 255, 0.35);
}

.faq-item summary {
  padding: 18px 22px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.2rem;
  color: var(--violet-light);
  flex-shrink: 0;
  transition: transform 0.2s;
}
.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  padding: 0 22px 18px;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.8;
}
.faq-item p a {
  color: var(--violet-light);
  font-weight: 600;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  html { scroll-padding-top: 72px; }
  [id] { scroll-margin-top: 72px; }

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

  .compare-row {
    grid-template-columns: 1.2fr repeat(3, 0.7fr);
    font-size: 0.76rem;
    padding: 12px 10px;
  }
  .compare-row--head { font-size: 0.68rem; }
  .app-mock-body {
    grid-template-columns: 1fr;
  }
  .app-mock-nav {
    flex-direction: row;
    flex-wrap: wrap;
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 12px;
  }
  .mock-fields {
    grid-template-columns: 1fr;
  }
  .stats-inner {
    grid-template-columns: 1fr;
  }
  .stats-strip {
    margin-top: -40px;
    margin-bottom: 60px;
  }
  .security-teaser {
    padding: 32px 24px;
  }
}