/* ==========================================================================
   BLYSTON CONNECT — ENTERPRISE WEB PORTAL
   Aesthetic: Swiss Minimalist Financial
   Target Audience: CFOs, Senior Statutory Auditors, Corporate Treasurers
   Rules: Zero AI Visual Clutter, Crisp Bento Grids, Obsidian & Institutional Gold
   ========================================================================== */

:root {
  --bg-obsidian: #090a0f;
  --bg-surface: #0f1117;
  --bg-card: #16181d;
  --bg-card-subtle: rgba(22, 24, 29, 0.85);
  --bg-elevated: #1e2129;
  
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-hover: rgba(212, 175, 55, 0.35);
  --border-focus: #D4AF37;
  --border-active: rgba(255, 255, 255, 0.15);

  --accent-gold: #D4AF37;
  --accent-gold-hover: #E5C158;
  --accent-gold-dim: rgba(212, 175, 55, 0.12);
  --accent-gold-border: rgba(212, 175, 55, 0.25);

  --text-primary: #FFFFFF;
  --text-secondary: #9CA3AF;
  --text-muted: #64748B;
  --text-inverse: #090A0F;

  --status-emerald: #10B981;
  --status-emerald-bg: rgba(16, 185, 129, 0.1);
  --status-amber: #F59E0B;
  --status-amber-bg: rgba(245, 158, 11, 0.1);

  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Pro Text Mono", "JetBrains Mono", "Roboto Mono", ui-monospace, Menlo, Monaco, Consolas, monospace;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --container-max: 1240px;
  --header-height: 76px;
  --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-obsidian);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-obsidian);
  color: var(--text-secondary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* Structural Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
}

p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

code, .mono {
  font-family: var(--font-mono);
  font-size: 0.88em;
  letter-spacing: -0.01em;
}

/* Institutional Badges & Tags */
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--accent-gold-dim);
  border: 1px solid var(--accent-gold-border);
  border-radius: var(--radius-sm);
  color: var(--accent-gold);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.badge-tag .pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-gold);
  display: inline-block;
}

.badge-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: var(--status-emerald-bg);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-sm);
  color: var(--status-emerald);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--accent-gold);
  color: var(--text-inverse);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

.btn-primary:hover {
  background-color: var(--accent-gold-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(212, 175, 55, 0.25);
}

.btn-primary:active {
  transform: translateY(0);
}

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

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.25);
  color: #FFF;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.84rem;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(9, 10, 15, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1000;
  display: flex;
  align-items: center;
}

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

.brand-group {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-logo-img {
  height: 38px;
  width: auto;
  display: block;
}

.brand-meta {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  line-height: 1.1;
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--accent-gold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding-top: calc(var(--header-height) + 72px);
  padding-bottom: 72px;
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
}

.hero-content {
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}

.hero-content .badge-tag {
  margin-bottom: 24px;
}

.hero-headline {
  font-size: clamp(2.4rem, 5.2vw, 4.0rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  color: #FFFFFF;
  letter-spacing: -0.035em;
}

.hero-headline .highlight-gold {
  color: var(--accent-gold);
  font-weight: 800;
}

.hero-subtext {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 36px;
  line-height: 1.6;
}

.hero-cta-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  margin-bottom: 48px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}

.license-subnote {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.license-subnote svg {
  color: var(--accent-gold);
}

/* Trust & Interoperability Banner */
.trust-banner {
  margin-top: 56px;
  padding-top: 36px;
  border-top: 1px solid var(--border-subtle);
}

.trust-label {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 18px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  transition: all var(--transition-smooth);
}

.trust-item:hover {
  border-color: var(--border-active);
  background: var(--bg-card);
}

.trust-logo-text {
  font-size: 1.15rem;
  font-weight: 700;
  color: #D1D5DB;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.trust-item-sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ==========================================================================
   Section Headers
   ========================================================================== */
.section-wrapper {
  padding: 96px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.section-header {
  margin-bottom: 56px;
}

.section-header.text-center {
  text-align: center;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: clamp(2rem, 3.6vw, 2.75rem);
  font-weight: 700;
  margin-bottom: 16px;
}

.section-lead {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Bento Grid — Core Capabilities
   ========================================================================== */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.bento-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-smooth);
  position: relative;
}

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

.bento-icon-box {
  width: 48px;
  height: 48px;
  background: var(--accent-gold-dim);
  border: 1px solid var(--accent-gold-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-gold);
  margin-bottom: 24px;
}

.bento-card h3 {
  font-size: 1.35rem;
  margin-bottom: 14px;
  color: #FFFFFF;
}

.bento-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  flex-grow: 1;
}

.bento-meta-list {
  list-style: none;
  border-top: 1px solid var(--border-subtle);
  padding-top: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.bento-meta-item {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 10px;
}

.bento-meta-item svg {
  color: var(--accent-gold);
  flex-shrink: 0;
}

/* ==========================================================================
   Feature Deep-Dive — Split Layout
   ========================================================================== */
.split-grid {
  display: grid;
  grid-template-columns: 1.05fr 1.15fr;
  gap: 56px;
  align-items: center;
}

.split-content {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.spec-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.spec-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.spec-number {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-gold);
  background: var(--accent-gold-dim);
  border: 1px solid var(--accent-gold-border);
  border-radius: var(--radius-sm);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.spec-info h4 {
  font-size: 1.05rem;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.spec-info p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Monitor Bezel Frame for Dashboard Screenshot */
.monitor-frame {
  background: #111318;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 12px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.85);
  position: relative;
}

.monitor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  margin-bottom: 10px;
}

.monitor-dots {
  display: flex;
  gap: 6px;
}

.monitor-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
}

.monitor-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.monitor-screen {
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: #000;
}

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

.monitor-caption {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 12px;
}

/* ==========================================================================
   Licensing & Pricing Matrix
   ========================================================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-smooth);
}

.pricing-card.featured {
  background: #191c24;
  border-color: var(--accent-gold-border);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45);
}

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

.pricing-card.featured:hover {
  border-color: var(--accent-gold);
}

.pricing-tier-tag {
  position: absolute;
  top: -12px;
  right: 24px;
  background: var(--accent-gold);
  color: var(--text-inverse);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.pricing-header {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.pricing-name {
  font-size: 1.35rem;
  color: #FFFFFF;
  margin-bottom: 8px;
}

.pricing-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  min-height: 42px;
}

.pricing-rate {
  margin: 20px 0 8px;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.pricing-currency {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-gold);
}

.pricing-amount {
  font-size: 2.3rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.03em;
}

.pricing-period {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
  flex-grow: 1;
}

.pricing-feature-item {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.45;
}

.pricing-feature-item svg {
  color: var(--accent-gold);
  flex-shrink: 0;
  margin-top: 3px;
}

.pricing-action {
  margin-top: auto;
}

/* ==========================================================================
   Interactive Boardroom Demo Modal
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(9, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-overlay.active {
  display: flex;
}

.modal-container {
  background: #14161C;
  border: 1px solid var(--border-active);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 580px;
  padding: 36px;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.9);
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 4px;
}

.modal-close:hover {
  color: #FFF;
}

.modal-header {
  margin-bottom: 24px;
}

.modal-title {
  font-size: 1.5rem;
  color: #FFF;
  margin-bottom: 6px;
}

.modal-sub {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: #D1D5DB;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-control {
  width: 100%;
  padding: 11px 14px;
  background: #090A0F;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-gold);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-status {
  margin-top: 14px;
  padding: 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  display: none;
}

.form-status.success {
  display: block;
  background: var(--status-emerald-bg);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--status-emerald);
}

/* ==========================================================================
   Institutional Footer
   ========================================================================== */
.site-footer {
  background: #090A0F;
  border-top: 1px solid var(--border-subtle);
  padding: 72px 0 36px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 14px;
  max-width: 320px;
}

.footer-heading {
  font-size: 0.82rem;
  font-weight: 700;
  color: #FFFFFF;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 18px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

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

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.footer-contact-info .mono {
  color: var(--accent-gold);
}

.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.crypto-seal {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .bento-grid,
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .split-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

@media (max-width: 768px) {
  .nav-links, .nav-actions .btn-secondary {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .bento-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}