/* Compiled Production Stylesheet — Nezamul Dewan (Track. Target. Scale.™) */
:root {
  --bg-primary: #F3F4F7;
  --bg-secondary: #FFFFFF;
  --bg-elevated: #FFFFFF;
  --bg-band: #EAECEF;
  --text-primary: #000000;
  --text-secondary: #1E293B;
  --text-muted: #475569;
  --border-color: #DCE3E8;
  --accent-blue: #005D8D;
  --accent-blue-subtle: rgba(0, 93, 141, 0.08);
  --accent-cta: #F99F24;
  --accent-cta-hover: #FFB84D;
  --accent-orange-text: #D97706;
  --accent-glow: rgba(249, 159, 36, 0.12);
  --code-bg: #032A42;
  --code-surface: #021A29;
  --code-border: #1A4D6B;
  --amber-bg: #FEF3C7;
  --amber-text: #92400E;
  --amber-border: #F59E0B;
  --slot-bg: #EDF1F5;
  --slot-text: #475569;
  --slot-border: #CBD5E1;
}

html.dark {
  --bg-primary: #032A42;
  --bg-secondary: #0B3D5C;
  --bg-elevated: #0E4568;
  --bg-band: #05324F;
  --text-primary: #FFFFFF;
  --text-secondary: #E2EEF5;
  --text-muted: #B8D4E3;
  --border-color: #1A4D6B;
  --accent-blue: #005D8D;
  --accent-blue-subtle: rgba(0, 93, 141, 0.35);
  --accent-cta: #F99F24;
  --accent-cta-hover: #FFB84D;
  --accent-orange-text: #F99F24;
  --accent-glow: rgba(249, 159, 36, 0.18);
  --code-bg: #021A29;
  --code-surface: #01131E;
  --code-border: #1A4D6B;
  --amber-bg: rgba(245, 158, 11, 0.16);
  --amber-text: #FCD34D;
  --amber-border: rgba(245, 158, 11, 0.45);
  --slot-bg: rgba(11, 61, 92, 0.65);
  --slot-text: #B8D4E3;
  --slot-border: #1A4D6B;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16.5px;
  line-height: 1.65;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color 0.2s ease, color 0.2s ease;
}

::selection {
  background-color: #F99F24;
  color: #000000;
}

/* Typography Scale & Discipline */
h1, h2, h3, h4, .font-heading {
  font-family: 'Sora', sans-serif;
  color: var(--text-primary);
  letter-spacing: -0.022em;
  line-height: 1.15;
}

.h1-hero {
  font-size: clamp(2.15rem, 3.8vw, 3.35rem);
  font-weight: 800;
}

.h1-page {
  font-size: clamp(2rem, 3.5vw, 3.1rem);
  font-weight: 800;
}

.h2-section {
  font-size: clamp(1.75rem, 2.8vw, 2.5rem);
  font-weight: 700;
}

.h3-card {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
}

p, .prose-width {
  max-width: 68ch;
}

.text-muted {
  color: var(--text-muted);
}

.text-orange-highlight {
  color: var(--accent-orange-text);
}

.text-blue-highlight {
  color: #005D8D;
}
html.dark .text-blue-highlight {
  color: #FFFFFF;
}

/* JetBrains Mono strictly inside code/demo panels */
.demo-mono, pre, code {
  font-family: 'JetBrains Mono', monospace;
}

/* Layout Containers */
.container-xl {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

@media (min-width: 640px) {
  .container-xl {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

.section-pad {
  padding-top: 6rem;
  padding-bottom: 6rem;
}

.section-band {
  background-color: var(--bg-band);
}

.section-card-bg {
  background-color: var(--bg-secondary);
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: 72px;
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
}
html.dark .site-header {
  background-color: rgba(3, 42, 66, 0.94);
}

.header-inner {
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background-color: #005D8D;
  color: #FFFFFF;
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 0.25rem;
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: flex;
  }
  .mobile-menu-toggle {
    display: none !important;
  }
}

.nav-item {
  font-family: 'Manrope', sans-serif;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.nav-item:hover, .nav-item.active-nav {
  background-color: var(--accent-blue-subtle);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 280px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 0.5rem;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.18);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity 0.15s ease, transform 0.15s ease, visibility 0.15s;
  z-index: 50;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-link {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text-primary);
  background: transparent;
  border: none;
  cursor: pointer;
}

.dropdown-link:hover {
  background-color: var(--accent-blue-subtle);
}

/* Strictly Two Global CTA Styles */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: #F99F24;
  color: #000000 !important;
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.82rem 1.5rem;
  border-radius: 10px;
  border: 2px solid #F99F24;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}

.btn-primary:hover {
  background-color: #FFB84D;
  border-color: #FFB84D;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: transparent;
  color: var(--text-primary);
  font-family: 'Sora', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.82rem 1.45rem;
  border-radius: 10px;
  border: 1.5px solid var(--border-color);
  text-decoration: none;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
  white-space: nowrap;
}

.btn-secondary:hover {
  border-color: #005D8D;
  background-color: var(--accent-blue-subtle);
}
html.dark .btn-secondary:hover {
  border-color: #F99F24;
}

.btn-sm {
  padding: 0.55rem 1.05rem;
  font-size: 0.85rem;
}

/* Theme Toggle Button */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 0.8rem;
  border-radius: 10px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: 'Manrope', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
}

.theme-toggle:hover {
  border-color: #005D8D;
}

/* Hero Section — Fits 1366x768 and 1440x900 on 1 screen */
.hero-section {
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  padding-top: 2rem;
  padding-bottom: 2.25rem;
  background:
    radial-gradient(ellipse 60% 50% at 85% 0%, rgba(0, 93, 141, 0.38) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 0% 100%, rgba(0, 93, 141, 0.16) 0%, transparent 60%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 7fr 5fr;
    gap: 3rem;
  }
}

.platform-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.32rem 0.75rem;
  border-radius: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
}

/* Cards & Surfaces (No hover lift, restrained borders) */
.surface-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.75rem;
}

.surface-card-highlight {
  background-color: var(--bg-secondary);
  border: 2px solid #F99F24;
  border-radius: 14px;
  padding: 1.75rem;
}

.surface-blue {
  background-color: #005D8D;
  color: #FFFFFF;
  border-radius: 14px;
  padding: 1.75rem;
}
.surface-blue h2, .surface-blue h3, .surface-blue h4 {
  color: #FFFFFF;
}

/* Calm, Intentional Launch Slot Blocks (No dashed warning stickers) */
.launch-slot {
  background-color: var(--slot-bg);
  border: 1px solid var(--slot-border);
  color: var(--slot-text);
  border-radius: 10px;
  padding: 0.9rem 1.1rem;
  font-size: 0.875rem;
}

.amber-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: var(--amber-bg);
  color: var(--amber-text);
  border: 1px solid var(--amber-border);
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
}

/* Grid Utilities */
.grid-2 > *, .grid-3 > *, .grid-4 > *, .grid-5 > *, .editorial-split > *, .hero-grid > * {
  min-width: 0;
}
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
.grid-5 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
  .grid-5 { grid-template-columns: repeat(5, 1fr); }
}

/* Editorial Split Layout (Non-Card Band) */
.editorial-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: start;
}
@media (min-width: 1024px) {
  .editorial-split {
    grid-template-columns: 5fr 7fr;
    gap: 4rem;
  }
}

.divider-list > div + div,
.divider-list > label + label {
  border-top: 1px solid var(--border-color);
}

/* Interactive Demo & Code Viewer */
.code-window {
  background-color: var(--code-surface);
  border: 1px solid var(--code-border);
  border-radius: 14px;
  color: #FFFFFF;
  overflow: hidden;
}

.code-header {
  background-color: #032A42;
  border-bottom: 1px solid var(--code-border);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
}

/* Desktop Table vs Mobile Stacked Comparison Cards (390px Gate) */
.comparison-desktop {
  display: none;
}
.comparison-mobile {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}
@media (min-width: 860px) {
  .comparison-desktop {
    display: block;
    overflow-x: auto;
  }
  .comparison-mobile {
    display: none;
  }
}

.comp-table {
  width: 100%;
  border-collapse: collapse;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  overflow: hidden;
  font-size: 0.92rem;
}

.comp-table th, .comp-table td {
  padding: 1rem 1.15rem;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.comp-table th.col-nezamul {
  background-color: #005D8D;
  color: #FFFFFF;
}

.comp-table td.col-nezamul {
  background-color: var(--accent-blue-subtle);
  font-weight: 600;
}

/* Forms */
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.78rem 1rem;
  border-radius: 10px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-family: 'Manrope', sans-serif;
  font-size: 0.95rem;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: #005D8D;
}
html.dark .form-input:focus, html.dark .form-select:focus, html.dark .form-textarea:focus {
  border-color: #F99F24;
}

/* WhatsApp Official Button (Inline only — no floating overlap) */
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background-color: #25D366;
  color: #000000 !important;
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.75rem 1.25rem;
  border-radius: 10px;
  border: none;
  text-decoration: none;
  cursor: pointer;
}
.btn-whatsapp:hover {
  background-color: #20BD5A;
}

/* SPA View Switching (Used in single-file Canvas preview) */
.page-view {
  display: none;
}
.page-view.active {
  display: block;
}

.hidden {
  display: none !important;
}


/* Responsive Header Controls & Code Blocks at 390px Mobile */
.header-cta-desktop {
  display: none !important;
}
@media (min-width: 640px) {
  .header-cta-desktop {
    display: inline-flex !important;
  }
}

.blog-article-body pre {
  background-color: var(--code-surface);
  color: #E2EEF5;
  padding: 1rem 1.25rem;
  border-radius: 10px;
  border: 1px solid var(--code-border);
  overflow-x: auto;
  max-width: 100%;
  font-size: 0.82rem;
}

.blog-article-body code {
  font-size: 0.85em;
  word-break: break-word;
}

.blog-article-body pre code {
  word-break: normal;
}

.blog-article-body blockquote {
  border-left: 3px solid #F99F24;
  padding: 0.85rem 1.25rem;
  background-color: var(--bg-secondary);
  border-radius: 0 10px 10px 0;
}

.blog-article-body h2 {
  font-size: 1.5rem;
  margin-top: 1rem;
}

.blog-article-body ul, .blog-article-body ol {
  padding-left: 1.35rem;
}

/* Motion Restraint & Accessibility */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}