:root {
  --navy-950: #081527;
  --navy-900: #0b1f38;
  --navy-800: #122c4a;
  --navy-700: #1a3a5c;
  --teal-600: #1f7a86;
  --teal-500: #2b9aa6;
  --teal-400: #4fb8c4;
  --gold-600: #c17a2e;
  --gold-500: #d68e3f;
  --ink-900: #0e1b2b;
  --ink-700: #3a4a5c;
  --ink-500: #647587;
  --paper: #f2f4f6;
  --paper-2: #e8ebee;
  --white: #ffffff;
  --line: #d9dee3;
  --radius: 10px;
  --maxw: 1200px;
  --font-serif:
    "Iowan Old Style", "Palatino Linotype", Palatino, Georgia,
    "Times New Roman", serif;
  --font-sans:
    "Segoe UI", -apple-system, BlinkMacSystemFont, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink-900);
  background: var(--white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* === CALL TO ACTION BUTTON === */
.larc-cta-btn-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: #0c2340; /* Royal navy solid fill color matching original buttons */
  color: #ffffff; /* Crisp white button label text */
  text-decoration: none;
  padding: 12px 24px;
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: 6px;
  box-shadow: 0 4px 10px rgba(12, 35, 64, 0.15);
  transition:
    background-color 0.15s ease,
    transform 0.15s ease;
  white-space: nowrap; /* Prevents text elements from breaking lines awkwardly */
}

.larc-cta-btn-action:hover {
  background-color: #16365c; /* Soft bright shift on hover state updates */
  transform: translateY(-1px);
}

/* Extended long-shaft arrow tuning */
.larc-cta-btn-action .btn-arrow {
  width: 24px; /* Matches your extended layout lengths */
  height: 14px;
  margin-left: 10px;
  overflow: visible;
  transition: transform 0.15s ease;
}

.larc-cta-btn-action:hover .btn-arrow {
  transform: translateX(4px); /* Pushes arrow head forward on user hover */
}
/* === END CALL TO ACTION BUTTON ===*/

/* ===== HEADER ===== */
header.site {
  background: var(--navy-950);
  padding: 2px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid #d4a017;
}

.header__home-icon {
  display: none; /* Completely masked out on standard wide screens */
  width: 22px;
  height: 22px;
  color: #dfae37; /* Matches framework gold token value */
  flex-shrink: 0;
}

.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  gap: 4px;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-name {
  color: #fff;
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-tag {
  color: #d4a017;
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  margin-top: 2px;
}

.brand_logo {
  display: block;
}

nav.primary {
  display: flex;
  gap: 30px;
  flex: 1;
  justify-content: center;
  align-items: center;
}
.nav-links-wrapper {
  display: flex;
  gap: 10px; /* Clean spacing gaps between links */
}

nav.primary a {
  color: #dbe4ec;
  font-size: 0.8rem;
  font-weight: 500;
  text-wrap: nowrap;
}

nav.primary a:hover {
  color: #fff;
}

nav.primary a:active {
  color: #dfae37;
}

.nav-link--current,
.nav-link--current:link,
.nav-link--current:visited {
  color: #dfae37 !important; /* Locks color to your vibrant framework brand-gold */
  font-weight: 600; /* Increases density slightly for definitive visual weight */
  cursor: default; /* Resets cursor back to standard since the user is already here */
  pointer-events: none; /* Disables redundant click loops re-requesting the current page */
}

.nav-cta {
  background: #163a5f;
  color: #ffffff;
  padding: 9px 16px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  text-wrap: nowrap;
}

.nav-cta:hover {
  background: #0b1f33;
  color: #ffffff;
}

.nav-actions-wrapper {
  display: flex;
  align-items: center;
  gap: 12px; /* Perfect breathing room gap right after the button */
}

.menu-toggle,
.menu-close {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.6rem;
  cursor: pointer;
}

/* The interactive PDF link button styling */
/* .nav-pdf-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  color: #94a3b8;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-sizing: border-box;
} */

/* Vector Graphic dimension locking inside the square wrapper box */
/* .nav-pdf-btn .pdf-icon {
  width: 20px;
  height: 20px;
} */

/* Dynamic Interactive Hover and Focus States */
/* .nav-pdf-btn:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: #dfae37; 
  color: #dfae37;
  transform: translateY(-1px);
} */

/* .nav-pdf-btn:active {
  transform: translateY(0);
} */

/* New PDF Download Icon*/
/* ==========================================================================
   1. Core PDF Button Component Setup (.pdf-download__btn)
   ========================================================================== */
/* .pdf-download {
  display: inline-block;
  box-sizing: border-box;
} */

/* .pdf-download__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: #163a5f;
  color: #ffffff; 
  text-decoration: none;
  padding: 9px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 4px 12px rgba(185, 28, 28, 0.15);
  white-space: nowrap;
  transition:
    transform 0.2s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 0.2s cubic-bezier(0.4, 0, 0.2, 1),
    background-color 0.2s cubic-bezier(0.4, 0, 0.2, 1);
} */

/* Premium Elevate Interaction State on Hover */
/* .pdf-download__btn:hover {
  background-color: #0b1f33; 
  transform: translateY(-2px); 
} */

/* ==========================================================================
   2. Inner Vector Elements Spacing Padding (Icons & Arrows)
   ========================================================================== */
/* .pdf-download__icon {
  width: 20px;
  height: 20px;
  margin-right: 12px; 
  flex-shrink: 0;
} */

/* .pdf-download__label {
  line-height: 1;
} */

/* .pdf-download__arrow {
  width: 16px;
  height: 16px;
  margin-left: 14px;
  flex-shrink: 0;
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
} */

/* Linearly slides the directional vector arrow forward upon container hover focus */
/* .pdf-download__btn:hover .pdf-download__arrow {
  transform: translateX(4px);
} */

/* End New PDF Download Icon*/

/* ===== END HEADER ===== */

/* ===== HERO ===== */
.continuum-hero {
  position: relative;
  width: 100%;
  /* min-height: 100vh; */
  /* min-height: 80vh; */
  display: flex;
  align-items: center;
  /* Link to your generated fully text-free image layer */
  background-image: url("../images/hero_image.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-color: #010610;
  overflow: hidden;
  box-sizing: border-box;
}

.hero-layout-container {
  width: 100%;
  max-width: 1920px;
  /* min-height: 100vh; */
  margin: 0 auto;
  padding: 40px 20px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

/* ==========================================================================
   2. Typography Content Elements (Left Column)
   ========================================================================== */
.hero-text-block {
  max-width: 660px;
  width: 500px;
  /* height: 500px; */
  margin-left: 30px;
  margin-top: 5px;
}

.tagline {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #d4a017;
  margin: 0 0 24px 0;
}

.main-headline {
  font-size: clamp(1.3rem, 3.4vw, 1.3rem);
  font-weight: 500;
  line-height: 1.3;
  margin: 0 0 32px 0;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.colored-sub-headline {
  position: relative;
  display: inline-block; /* Essential so the golden line matches the exact text width */
  color: #38bdf8; /* Luminous sky blue text */
  font-weight: 400;
  padding-bottom: 12px; /* Leaves a clean space buffer between text and line */
  padding-top: 12px;
}

/* ─── THE GOLDEN ACCENT LINE ─── */
.colored-sub-headline::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 60px; /* Small, elegant line width matching premium framework accents */
  height: 3px; /* Clean, visible thickness */
  background-color: #d4a017; /* Exact golden accent color (#D4A017) */
  border-radius: 2px; /* Smoothly rounded end caps */
}

.description-paragraphs {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 40px;
}

.description-paragraphs p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: #cbd5e1;
  font-weight: 300;
}

/* Button Group Setup */
.button-group {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 6px;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.btn-primary {
  background-color: rgba(15, 23, 42, 0.4);
  color: #ffffff;
  border: 1px solid #334155;
}

.btn-primary:hover {
  background-color: rgba(30, 41, 59, 0.6);
  border-color: #475569;
}

.btn-secondary {
  background-color: transparent;
  color: #163a5f;
  border: 1px solid #163a5f;
}

.btn-secondary:hover {
  background-color: #163a5f;
  border-color: #475569;
  color: #ffffff;
}

.arrow {
  width: 14px;
  height: 14px;
  margin-left: 8px;
}

.btn-secondary {
  background-color: rgba(30, 41, 59, 0.3);
  color: #ffffff;
  border: 1px solid #1e293b;
}

.btn-secondary:hover {
  background-color: rgba(51, 65, 85, 0.3);
}

/* ==========================================================================
   3. Framework Icon System & Tag Overlay (Right Column)
   ========================================================================== */
.hero-icons-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 60px;
  width: 100%;
}

.icons-row {
  display: flex;
  justify-content: center;
  gap: 24px;
  width: 100%;
}

.framework-icon-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  flex: 1;
  min-width: 110px;
}

/* Translucent frosted outer halo circle ring */
.icon-circle-glow {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.05);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease;
}

/* Solid white graphics core card background circle */
.icon-core {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background-color: #ffffff;
  color: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
}

.icon-core svg {
  width: 26px;
  height: 26px;
}

.framework-icon-node:hover .icon-circle-glow {
  transform: translateY(-4px);
  box-shadow: 0 0 25px rgba(56, 189, 248, 0.35);
}

.icon-title {
  font-size: 0.85rem;
  font-weight: 500;
  line-height: 1.4;
  color: #e2e8f0;
}

/* The long sky-blue continuum identification bar */
.framework-tag-bar {
  /* background: linear-gradient(90deg, #0284c7, #0369a1); */
  background-color: #081527;
  color: #ffffff;
  padding: 10px 32px;
  font-size: 0.85rem;
  font-weight: 600;
  font-style: italic;
  letter-spacing: 0.04em;
  border-radius: 4px;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.3);
  text-align: center;
  width: 80%;
  max-width: 460px;
}

/* ===== END HERO ===== */

/* === FOOTER SECTION === */
/* ==========================================================================
    1. Footer Background & Base Grid Setup
    ========================================================================== */
.site-footer {
  width: 100%;
  background-color: #081623; /* Exact very deep space-blue background sampled from image */
  padding: 64px 24px;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;
  color: #ffffff;
  box-sizing: border-box;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  /* Creates a 6-column fluid structure where the first brand column gets double weighting */
  grid-template-columns: 2fr repeat(5, 1fr);
  gap: 32px;
}

/* ==========================================================================
   2. Column 1: Brand & Bio Configuration 
   ========================================================================== */
.brand-column {
  max-width: 260px; /* Restricts descriptions text line lengths from stretching */
}

.brand-logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.brand-icon {
  width: 24px;
  height: 24px;
  color: #38bdf8; /* Accent light-blue line graph icon */
}

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

.brand-main {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.1;
}

.brand-sub {
  font-size: 0.65rem;
  font-weight: 600;
  color: #64748b; /* Muted gray tracking label font */
  letter-spacing: 0.08em;
  margin-top: 2px;
}

.brand-description {
  font-size: 0.82rem;
  line-height: 1.6;
  color: #94a3b8; /* Muted clean slate gray copy color text */
  margin: 0;
  font-weight: 300;
}

/* ==========================================================================
   3. Link Columns & Typography Hierarchy
   ========================================================================== */
.column-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0 0 16px 0;
  letter-spacing: 0.01em;
  text-wrap: nowrap;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.82rem;
  color: #dde7f3; /* Matches the subtle description link text color */
  text-decoration: none;
  font-weight: 400;
  transition: color 0.15s ease;
}

.footer-links a:hover {
  color: #d4a017; /* Smooth shift to accent color on mouse-over hover */
}

/* === END FOOTER SECTION === */

/* ===== RESPONSIVE ===== */
/* NAV Section */
@media (max-width: 640px) {
  .header__home-icon {
    display: inline-block;
  }

  .brand_logo {
    display: block;
    height: auto;
    max-width: 100%;
  }

  /* Show the mobile burger toggle switch block button */
  .menu-toggle {
    display: block;
    z-index: 101;
    color: #fff;
  }

  nav.primary {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px; /* Bounded width dimensions for modern smartphone limits */
    height: 100vh;
    background-color: #0b1329; /* High-density deep space backdrop tint */
    padding: 20px 24px;
    box-sizing: border-box;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    z-index: 1000;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  /* Unwraps horizontal rows into a vertical link column matrix */
  .nav-links-wrapper {
    flex-direction: column;
    align-items: center;
    gap: 24px;
    width: 100%;
  }

  .nav-actions-wrapper {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    margin-left: 0;
    gap: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

  nav.primary a {
    font-size: 1rem; /* Enhanced finger tap geometry size scaling metrics */
    width: 100%;
    display: block;
    padding: 8px 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05); /* Clean delimiter dividers */
  }

  /* .nav-cta {
    font-size: 0.85rem;
    font-weight: 600;
    text-wrap: unset;
    padding: 14px 16px;
  } */

  .nav-cta {
    /* display: inline-flex; */
    align-items: center;
    justify-content: center;
    text-align: center;
    text-decoration: none;
    padding: 10px 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: 4px;
    white-space: nowrap;
    transition:
      background-color 0.15s ease,
      border-color 0.15s ease,
      color 0.15s ease;
  }

  /* Position Close Button top corner right of the sidebar tray panel */
  .menu-close {
    display: block;
    position: absolute;
    top: 20px;
    right: 24px;
    font-size: 2.2rem;
    color: #94a3b8;
  }

  /* Luminous translucent back-veil overlay layer */
  .menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(1, 6, 16, 0.6);
    backdrop-filter: blur(4px); /* Modern blur depth shroud shield filter */
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition:
      opacity 0.3s ease,
      visibility 0.3s ease;
  }

  /* ─── ACTIVE TRANSITION TRIGGER STATES (Controlled via JavaScript) ─── */
  body.mobile-menu-active nav.primary {
    transform: translateX(0); /* Slides the sidebar into view seamlessly */
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
  }

  body.mobile-menu-active .menu-overlay {
    opacity: 1;
    visibility: visible;
  }

  /* Prevents your main page sections from scrolling while the menu panel window is engaged */
  body.mobile-menu-active {
    overflow: hidden;
  }

  .continuum-hero {
    position: relative;
    width: 100%;
    min-height: auto;
    padding: 20px 16px 60px 16px;
    background-image: none;
  }

  .hero-layout-container {
    grid-template-columns: 1fr;
    /* Drop down layout grid layout columns into rows */
    text-align: center;
    gap: 64px;
  }
  .hero-text-block {
    /* 1. Removes fixed pixel constraints so content flows fluidly without clipping */
    width: 100%;
    max-width: 100%;
    height: auto;

    /* 2. Re-balances spacing margins to center layout elements symmetrically */
    margin-left: 0;
    margin-top: 10px;
    text-align: center;
  }

  .tagline {
    font-size: 0.8rem;
    margin-bottom: 16px;
  }

  .main-headline {
    /* 3. Re-targets clamp base values so large fonts adjust cleanly to mobile glass profiles */
    font-size: clamp(1.4rem, 5vw, 1.8rem);
    line-height: 1.4;
    margin-bottom: 24px;
  }

  /* 4. Centers the pseudo-element golden line decoration directly under heading text */
  /* .colored-sub-headline {
    display: inline;
    padding-bottom: 8px;
  } */

  .colored-sub-headline::after {
    left: 50%;
    transform: translateX(
      -50%
    ); /* Locks accent line layout directly to screen center */
    width: 44px; /* Slightly more compact decoration footprint on mobile */
  }

  .description-paragraphs {
    gap: 14px;
    margin-bottom: 32px;
  }

  .description-paragraphs p {
    font-size: 0.88rem; /* Smooth typography scale reduction decreases structural eye strain */
    line-height: 1.5;
  }

  /* 5. Fluid configuration expansion forces action links to fill mobile widths cleanly */
  .button-group {
    flex-direction: column;
    align-items: center;
    gap: 12px;
    width: 100%;
  }

  .btn {
    width: 100%; /* Scales buttons to equal wide tap targets across smartphone frames */
    max-width: 320px; /* Binds stretching bounds to look clean on portrait displays */
    padding: 14px 24px; /* Enhanced thumb-target height footprint */
  }

  .site-footer {
    padding: 48px 16px; /* Squeezes spacing padding to save mobile glass area */
  }

  .footer-container {
    grid-template-columns: repeat(3, 1fr);
    gap: 40px 24px;
    text-align: center;
  }

  .brand-column {
    max-width: 100%; /* Frees up width bounds so paragraphs can expand naturally */
    display: flex;
    flex-direction: column;
    align-items: center; /* Centers bio text block items on touch screens */
  }

  .brand-logo-area {
    justify-content: center; /* Aligns logo image icon dead center */
    margin-bottom: 14px;
  }

  .column-title {
    margin-bottom: 12px;
    text-wrap: wrap; /* Allows extra long headings to wrap safely instead of clip overflow */
  }
}
/* ===== END RESPONSIVE ===== */