/* ==========================================================================
       CSS VARIABLES & RESET
       ========================================================================== */
    :root {
      /* Colors - Modernized Palette */
      --color-navy: #0B1936;
      --color-navy-light: #162C60;
      --color-teal: #0D9488; /* Tailwind Teal-600 */
      --color-teal-light: #14B8A6; /* Tailwind Teal-500 */
      --color-gold: #CA8A04; /* Tailwind Yellow-600 */
      --color-gold-light: #FACC15; /* Tailwind Yellow-400 */
      --color-gold-bg: #FEFCE8;
      
      --color-bg-main: #F9FAFB; /* Clean off-white/gray */
      --color-bg-alt: #FFFFFF;
      --color-text-main: #111827;
      --color-text-muted: #4B5563;
      --color-border: #E5E7EB;

      /* Typography */
  *   --font-serif: 'Playfair Display', Georgia, serif;
      --font-sans: 'DM Sans', system-ui, -apple-system, sans-serif;

     /* --serif:     'arimo:ital', Georgia, serif;
      --sans:      'DM Sans', system-ui, -apple-system, sans-serif;*/

      /* Spacing & Layout */
      --container-max: 1640px;
      --radius-sm: 8px;
      --radius-md: 16px;
      --radius-lg: 24px;
      
      /* Shadows */
      --shadow-soft: 0 10px 40px -10px rgba(11, 25, 54, 0.08);
      --shadow-hover: 0 20px 40px -10px rgba(11, 25, 54, 0.15);
      --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-sans);
      color: var(--color-text-main);
      background-color: var(--color-bg-main);
      line-height: 1.6;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }

    img, video {
      max-width: 100%;
      height: auto;
      display: block;
    }

    a {
      text-decoration: none;
      color: inherit;
    }

    /* ==========================================================================
       TYPOGRAPHY UTILITIES
       ========================================================================== */
    .section-label {
      font-size: 0.875rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--color-teal);
      margin-bottom: 0.75rem;
      display: block;
    }

    .section-title {
      font-family: var(--font-serif);
      font-size: clamp(2rem, 4vw, 3rem);
      font-weight: 800;
      color: var(--color-navy);
      line-height: 1.2;
      margin-bottom: 1rem;
    }

    .section-sub {
      font-size: clamp(1rem, 2vw, 1.125rem);
      color: var(--color-text-muted);
      max-width: 650px;
      margin: 0 auto;
    }

    .text-center { text-align: center; }

    /* ==========================================================================
       LAYOUT UTILITIES
       ========================================================================== */
    .container {
      width: 100%;
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 1.5rem;
    }

    .section-padding {
      padding: clamp(4rem, 8vw, 8rem) 0;
    }

    /* Scroll Snap Mobile Container (Replaces JS Sliders) */
    .snap-container {
      display: grid;
      gap: 1.5rem;
    }
    
    @media (max-width: 1024px) {
      /* The class is repeated on purpose: .tiers-grid / .benefits-grid set their own
         grid-template-columns further down this file, and a media query adds no specificity,
         so a single .snap-container would lose to them. */
      .snap-container.snap-container {
        /* Drop the desktop column template. Without this the cards keep falling into the
           explicit columns (repeat(3, 1fr) etc.), which squeezes them to a fraction of the
           screen and lets a card with wider content end up wider than its neighbours -
           grid-auto-columns below only ever applies to IMPLICIT columns. */
        grid-template-columns: none;
        grid-auto-flow: column;
        grid-auto-columns: minmax(300px, 85vw);
        overflow-x: auto;
        overscroll-behavior-x: contain;
        scroll-snap-type: x mandatory;
        padding-bottom: 2rem; /* space for scrollbar */
        margin: 0 -1.5rem;    /* full bleed */
        /* Inset the slides back to the page gutter so the first card lines up with the
           section heading above it, and snap to that same line. */
        padding-inline: 1.5rem;
        scroll-padding-inline: 1.5rem;
      }
      /* Start at the left edge. With "center" the first card was pushed toward the middle,
         which leaves a wide empty strip on a portrait tablet. */
      .snap-container.snap-container > * {
        scroll-snap-align: start;
      }
      /* No ::before/::after spacers here: as grid items they are sized by grid-auto-columns,
         so each one became a full 300px empty column at the start and end of the slider
         (3 tier cards produced 5 tracks). padding-inline above does the spacing instead. */
      /* Hide Scrollbar but keep functionality */
      .snap-container::-webkit-scrollbar { display: none; }
      .snap-container { -ms-overflow-style: none; scrollbar-width: none; }
    }

    /* ==========================================================================
       BUTTONS
       ========================================================================== */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      padding: 0.875rem 1.75rem;
      border-radius: var(--radius-sm);
      font-weight: 700;
      font-size: 1rem;
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
      cursor: pointer;
      border: none;
    }

    .btn-primary {
      background-color: var(--color-teal);
      color: white;
      box-shadow: 0 4px 14px 0 rgba(13, 148, 136, 0.39);
    }

    .btn-primary:hover {
      background-color: var(--color-teal-light);
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(13, 148, 136, 0.4);
    }

    .btn-secondary {
      background-color: transparent;
      color: white;
      border: 1px solid rgba(255, 255, 255, 0.3);
      backdrop-filter: blur(4px);
    }

    .btn-secondary:hover {
      background-color: rgba(255, 255, 255, 0.1);
      border-color: white;
      transform: translateY(-2px);
    }

    /* ==========================================================================
       NAVIGATION
       ========================================================================== */
    nav {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 100;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 1rem 1.5rem;
      background: rgba(11, 25, 54, 0.85);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      border-bottom: 1px solid rgba(255,255,255,0.05);
      transition: all 0.3s ease;
    }

    .nav-logo-lockup {
      display: flex;
      align-items: center;
      gap: 0.75rem;
    }

    .nav-logo-mark {
      height: 48px;
    }

    .nav-logo-copy {
      display: flex;
      flex-direction: column;
    }

    .nav-logo-main {
      font-family: var(--font-serif);
      color: var(--color-gold-light);
      font-weight: 800;
      font-size: 1.25rem;
      line-height: 1;
    }

    .nav-logo-tagline {
      font-family: var(--font-serif);
      color: rgba(255,255,255,0.7);
      font-weight: 700;
      font-style: italic;
      font-size: 0.75rem;
      letter-spacing: 0.05em;
      margin-top: 2px;
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 1rem;
    }

    .nav-login-btn {
      background: transparent;
      color: white;
      border: 1px solid rgba(255,255,255,0.2);
      padding: 0.5rem 1rem;
      border-radius: var(--radius-sm);
      font-weight: 700;
      font-size: 0.875rem;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      transition: all 0.2s;
    }

    .nav-login-btn:hover {
      background: rgba(255,255,255,0.1);
      border-color: white;
    }

    @media (max-width: 768px) {
      .nav-cta { display: none; }
      .nav-logo-tagline { display: none; }
    }

    /* ==========================================================================
       HERO SECTION
       ========================================================================== */
    .hero {
      position: relative;
      min-height: 100vh;
      display: flex;
      align-items: center;
      padding: 120px 0 60px;
      background-color: var(--color-navy);
      overflow: hidden;
    }

    .hero-bg-video {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.4;
      z-index: 0;
    }

    .hero-video-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(to right, rgba(11,25,54,0.95) 0%, rgba(11,25,54,0.7) 50%, rgba(11,25,54,0.4) 100%);
      z-index: 1;
    }

    @media (max-width: 768px) {
      .hero-video-overlay {
        background: linear-gradient(to bottom, rgba(11,25,54,0.9) 0%, rgba(11,25,54,0.95) 100%);
      }
    }

    .hero-content {
      position: relative;
      z-index: 2;
      max-width: 700px;
      color: white;
    }

    .hero-label {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      background: rgba(13, 148, 136, 0.2);
      border: 1px solid rgba(13, 148, 136, 0.4);
      color: var(--color-teal-light);
      padding: 0.35rem 1rem;
      border-radius: 99px;
      font-size: 0.8125rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      margin-bottom: 1.5rem;
    }

    .hero-title {
      font-family: var(--font-serif);
      font-size: clamp(2.5rem, 6vw, 4.5rem);
      font-weight: 800;
      line-height: 1.1;
      margin-bottom: 1.5rem;
    }

    .hero-title span {
      background: linear-gradient(90deg, var(--color-gold-light), var(--color-gold));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      white-space: nowrap;
    }

    @media (max-width: 600px) {
      .hero-title span {
        white-space: normal;
      }
    }

    .hero-subtitle {
      font-size: clamp(1rem, 2vw, 1.25rem);
      color: rgba(255, 255, 255, 0.8);
      margin-bottom: 2.5rem;
      max-width: 600px;
    }

    .hero-cta-group {
      display: flex;
      flex-wrap: wrap;
      gap: 1rem;
    }

    /* Floating Cards in Hero */
    .hero-visual {
      position: absolute;
      right: max(5%, calc((100vw - 1640px) / 2 + 2rem));
      top: 50%;
      transform: translateY(-50%);
      z-index: 2;
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }

    @media (max-width: 1024px) {
      .hero-visual { display: none; }
    }

    .float-card {
      background: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-md);
      padding: 0.25rem;
      display: flex;
      gap: 1rem;
      width: 340px;
      color: white;
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    }

    .float-card-icon {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.25rem;
      flex-shrink: 0;
    }

    .float-card-icon.teal { background: rgba(20, 184, 166, 0.2); color: var(--color-teal-light); }
    .float-card-icon.gold { background: rgba(250, 204, 21, 0.2); color: var(--color-gold-light); }
    .float-card-icon.blue { background: rgba(59, 130, 246, 0.2); color: #93C5FD; }
    /* Athena photo shown in the icon slot instead of a font icon */
    .float-card-icon img.float-card-photo { width: 48px; height: 48px; border-radius: var(--radius-sm); object-fit: cover; }

    .float-card-text strong { display: block; font-size: 1rem; font-weight: 700; margin-bottom: 0.25rem; }
    .float-card-text .float-card-sub { font-size: 0.875rem; color: rgba(255, 255, 255, 0.7); display: block;}
    .float-card-list { margin-top: 0.5rem; padding-left: 1.25rem; font-size: 0.8125rem; color: rgba(255, 255, 255, 0.6); }

    /* ==========================================================================
       PHILOSOPHY SECTION
       ========================================================================== */
    .philosophy-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.5rem;
      margin-bottom: 4rem;
    }

    @media (max-width: 900px) {
      .philosophy-grid { grid-template-columns: 1fr; }
    }

    .philosophy-statement {
      background-color: var(--color-navy);
      color: white;
      padding: 3rem;
      border-radius: var(--radius-lg);
      position: relative;
      overflow: hidden;
      box-shadow: var(--shadow-soft);
    }

    .philosophy-vision {
      background-color: var(--color-navy-light);
    }

    .philosophy-pill {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      color: var(--color-gold-light);
      background: rgba(202, 138, 4, 0.2);
      padding: 0.25rem 0.75rem;
      border-radius: 99px;
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      margin-bottom: 1.5rem;
    }

    .philosophy-quote {
      font-family: var(--font-serif);
      font-size: clamp(1.5rem, 3vw, 2.25rem);
      line-height: 1.3;
      margin-bottom: 1.5rem;
    }

    .philosophy-copy {
      color: rgba(255, 255, 255, 0.8);
      font-size: 1.05rem;
      max-width: 600px;
    }

    .principles-grid {
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 1.5rem;
    }

    @media (max-width: 1280px) {
      .principles-grid {
        grid-template-columns: repeat(3, 1fr);
      }
    }

    @media (max-width: 768px) {
      .principles-grid {
        grid-template-columns: 1fr;
      }
    }

    .principle-card {
      background: var(--color-bg-alt);
      padding: 1.75rem 1.5rem;
      border-radius: var(--radius-md);
      border: 1px solid var(--color-border);
      box-shadow: var(--shadow-soft);
      transition: all 0.3s ease;
      height: 100%;
    }

    .principle-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: var(--color-navy);
      background-color: var(--color-navy);
    }

    .principle-card:hover .principle-title,
    .principle-card:hover .principle-text {
      color: white;
    }

    .principle-icon {
      width: 56px;
      height: 56px;
      background: rgba(13, 148, 136, 0.1);
      color: var(--color-teal);
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      margin-bottom: 1.5rem;
      transition: all 0.3s ease;
    }

    .principle-card:hover .principle-icon {
      background: rgba(250, 204, 21, 0.15);
      color: var(--color-gold-light);
    }

    .principle-title {
      font-family: var(--font-serif);
      font-size: 1.25rem;
      color: var(--color-navy);
      margin-bottom: 0.75rem;
      transition: color 0.3s ease;
    }

    .principle-text {
      font-size: 0.9375rem;
      color: var(--color-text-muted);
      transition: color 0.3s ease;
    }

    /* Featured Principle (Last one) */
    .principle-card.featured {
      grid-column: 1 / -1;
      background: var(--color-gold-bg);
      border-color: rgba(202, 138, 4, 0.2);
      display: flex;
      align-items: center;
      gap: 2rem;
    }

    .principle-card.featured:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      background-color: var(--color-navy);
      border-color: var(--color-navy);
    }

    .principle-card.featured:hover .principle-title,
    .principle-card.featured:hover .principle-text {
      color: white;
    }

    .principle-card.featured:hover .principle-icon {
      background: rgba(250, 204, 21, 0.15);
      color: var(--color-gold-light);
    }

    @media (max-width: 768px) {
      .principle-card.featured { flex-direction: column; align-items: flex-start; }
    }

    .principle-card.featured .principle-icon {
      background: rgba(202, 138, 4, 0.2);
      color: var(--color-gold);
      margin-bottom: 0;
      flex-shrink: 0;
    }

    /* ==========================================================================
       BENEFITS SECTION
       ========================================================================== */
    .benefits {
      background-color: var(--color-bg-alt);
    }

    .benefits-grid {
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      margin-top: 3rem;
    }

    .benefit-card {
      padding: 2rem;
      background: var(--color-bg-main);
      border-radius: var(--radius-md);
      border: 1px solid var(--color-border);
      height: 100%;
      transition: all 0.3s ease;
    }

    .benefit-card:hover {
      background-color: var(--color-navy);
      border-color: var(--color-navy);
      box-shadow: var(--shadow-hover);
      transform: translateY(-5px);
    }

    .benefit-card:hover .benefit-title,
    .benefit-card:hover .benefit-desc {
      color: white;
    }

    .benefit-card:hover .benefit-icon {
      color: var(--color-gold-light);
    }

    .benefit-icon {
      font-size: 2rem;
      color: var(--color-teal);
      margin-bottom: 1.25rem;
      transition: color 0.3s ease;
    }
    /* Athena photo shown in the benefit-card icon slot instead of a font icon */
    .benefit-icon img.benefit-photo { width: 64px; height: 64px; border-radius: 14px; object-fit: cover; display: block; }

    .benefit-title {
      font-size: 1.25rem;
      color: var(--color-navy);
      margin-bottom: 1rem;
      font-family: var(--font-serif);
      transition: color 0.3s ease;
    }

    .benefit-desc {
      font-size: 0.9375rem;
      color: var(--color-text-muted);
      transition: color 0.3s ease;
    }

    /* Premium CTA Card */
    .benefit-cta-card {
      /* Sits AFTER the benefits slider (outside it), so it is a plain full-width block. */
      background: var(--color-navy);
      color: white;
      border-radius: var(--radius-lg);
      padding: 3rem 4rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 2rem;
      margin-top: 2.5rem;   /* was grid gap (1.5rem) + 1rem when it was a grid item */
      box-shadow: var(--shadow-hover);
    }

    @media (max-width: 768px) {
      .benefit-cta-card { flex-direction: column; align-items: flex-start; padding: 2rem; }
    }

    .benefit-cta-card .benefit-icon { color: var(--color-gold-light); font-size: 2.5rem; margin-bottom: 0;}
    .benefit-cta-card .benefit-title { color: white; font-size: 1.75rem; margin-bottom: 0.5rem;}
    .benefit-cta-card .benefit-desc { color: rgba(255,255,255,0.8); }
    .benefit-cta-content { display: flex; align-items: center; gap: 1.5rem; }

    /* ==========================================================================
       TIERS SECTION
       ========================================================================== */
    .tiers-grid {
      grid-template-columns: repeat(3, 1fr);
      margin-top: 3rem;
      align-items: stretch;
      max-width: 1280px;
      margin-left: auto;
      margin-right: auto;
    }

    .tier-card {
      background: var(--color-bg-alt);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      padding: 2.5rem 2rem;
      display: flex;
      flex-direction: column;
      position: relative;
      box-shadow: var(--shadow-soft);
      transition: all 0.3s ease;
    }

    .tier-card:hover {
      transform: translateY(-8px);
      box-shadow: var(--shadow-hover);
    }

    .tier-member { border-top: 4px solid var(--color-text-muted); }
    .tier-partner { border-top: 4px solid var(--color-teal); }
    .tier-ambassador { 
      border: 2px solid var(--color-gold); 
      background: var(--color-gold-bg);
      transform: scale(1.02);
    }
    
    @media (max-width: 1024px) {
      .tier-ambassador { transform: scale(1); }
    }

    .tier-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.35rem 1rem;
      border-radius: 99px;
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      margin-bottom: 1.5rem;
      width: max-content;
    }

    .tier-member .tier-badge { background: #F3F4F6; color: var(--color-text-muted); }
    .tier-partner .tier-badge { background: rgba(13, 148, 136, 0.1); color: var(--color-teal); }
    .tier-ambassador .tier-badge { background: rgba(202, 138, 4, 0.1); color: var(--color-gold); }

    .tier-popular-tag {
      position: absolute;
      top: 1rem; right: 1rem;
      background: var(--color-gold);
      color: white;
      font-size: 0.65rem;
      font-weight: 800;
      padding: 0.25rem 0.75rem;
      border-radius: 99px;
      text-transform: uppercase;
    }

    .tier-name {
      font-family: var(--font-serif);
      font-size: 2rem;
      font-weight: 800;
      color: var(--color-navy);
      margin-bottom: 0.25rem;
    }

    .tier-commission {
      font-size: 0.875rem;
      color: var(--color-text-muted);
      margin-bottom: 2rem;
      padding-bottom: 1.5rem;
      border-bottom: 1px solid var(--color-border);
    }

    .tier-ambassador .tier-commission { border-color: rgba(202, 138, 4, 0.2); }

    .tier-perks {
      list-style: none;
      flex: 1;
      display: flex;
      flex-direction: column;
      gap: 1rem;
    }

    .tier-perk {
      display: flex;
      align-items: flex-start;
      gap: 0.75rem;
      font-size: 0.9375rem;
    }

    .tier-perk-icon {
      color: var(--color-teal);
      font-size: 1.25rem;
      flex-shrink: 0;
    }
    .tier-ambassador .tier-perk-icon { color: var(--color-gold); }

    .tier-note {
      background: var(--color-bg-alt);
      border: 1px solid var(--color-border);
      padding: 1.5rem;
      border-radius: var(--radius-md);
      display: flex;
      gap: 1rem;
      margin-top: 3rem;
      max-width: 900px;
      margin-left: auto;
      margin-right: auto;
    }
    .tier-note i { color: var(--color-teal); font-size: 1.25rem; margin-top: 2px;}

    /* ==========================================================================
       AI TEACHER TOOLKIT SECTION (DASHBOARD)
       ========================================================================== */
    .toolkit-section { background-color: var(--color-navy); color: white; }
    .toolkit-header { text-align: center; margin-bottom: 3rem; }
    .toolkit-header .section-title { color: white; }

    .toolkit-dashboard {
      display: flex;
      background: var(--color-bg-alt);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
      border: 1px solid rgba(255,255,255,0.1);
      color: var(--color-text-main);
      min-height: 600px;
    }

    .toolkit-sidebar {
      width: 280px;
      background: var(--color-bg-main);
      border-right: 1px solid var(--color-border);
      padding: 1.5rem 1rem;
      display: flex;
      flex-direction: column;
      gap: 0.5rem;
      flex-shrink: 0;
    }

    .toolkit-nav-btn {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      padding: 0.875rem 1rem;
      width: 100%;
      text-align: left;
      background: transparent;
      border: none;
      border-radius: var(--radius-sm);
      font-family: var(--font-sans);
      font-size: 0.9375rem;
      font-weight: 700;
      color: var(--color-text-muted);
      cursor: pointer;
      transition: all 0.2s;
    }

    .toolkit-nav-btn:hover {
      background: rgba(13, 148, 136, 0.05);
      color: var(--color-teal);
    }

    .toolkit-nav-btn.active {
      background: rgba(13, 148, 136, 0.1);
      color: var(--color-teal);
      box-shadow: inset 3px 0 0 var(--color-teal);
    }

    .toolkit-nav-btn i { width: 20px; text-align: center; font-size: 1.1rem; }

    .toolkit-main {
      flex: 1;
      padding: 3rem;
      background: var(--color-bg-alt);
      overflow-y: auto;
      position: relative;
    }

    .tool-view {
      display: none;
      animation: fadeIn 0.3s ease;
    }

    .tool-view.active {
      display: block;
    }

    .tool-header { margin-bottom: 2rem; }
    .tool-title { font-family: var(--font-serif); font-size: 1.75rem; color: var(--color-navy); margin-bottom: 0.5rem; display: flex; align-items: center; gap: 0.75rem; }
    .tool-desc { color: var(--color-text-muted); font-size: 0.9375rem; }

    .tool-form { display: grid; gap: 1.5rem; }
    .tool-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
    
    .tool-form textarea, .tool-form input, .tool-form select {
      width: 100%; padding: 1rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); font-family: inherit; font-size: 1rem; background: var(--color-bg-main); transition: all 0.2s; resize: vertical;
    }
    .tool-form textarea:focus, .tool-form input:focus, .tool-form select:focus {
      outline: none; border-color: var(--color-teal); box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.1); background: var(--color-bg-alt);
    }

    .tool-result { margin-top: 2rem; padding: 1.5rem; background: var(--color-bg-main); border: 1px solid var(--color-border); border-radius: var(--radius-md); max-height: 400px; overflow-y: auto; font-size: 0.9375rem; display: none; line-height: 1.6; }
    .tool-result.active { display: block; animation: fadeIn 0.4s ease; }
    .tool-result strong { color: var(--color-navy); }
    .tool-result h2, .tool-result h3 { color: var(--color-navy); margin: 1.5rem 0 0.5rem 0; font-family: var(--font-serif); }
    .tool-result h2:first-child, .tool-result h3:first-child { margin-top: 0; }
    .tool-result ul, .tool-result ol { padding-left: 1.5rem; margin-bottom: 1rem; }
    .tool-result p { margin-bottom: 1rem; }

    @media (max-width: 900px) {
      .toolkit-dashboard { flex-direction: column; min-height: auto; }
      .toolkit-sidebar { width: 100%; border-right: none; border-bottom: 1px solid var(--color-border); flex-direction: row; overflow-x: auto; padding: 1rem; scroll-snap-type: x mandatory; }
      .toolkit-nav-btn { flex: 0 0 auto; width: auto; white-space: nowrap; padding: 0.75rem 1rem; box-shadow: none !important; border-radius: 99px; background: var(--color-bg-alt); border: 1px solid var(--color-border); }
      .toolkit-nav-btn.active { background: var(--color-teal); color: white; border-color: var(--color-teal); }
      .toolkit-main { padding: 1.5rem; }
      .tool-form-row { grid-template-columns: 1fr; }
    }

    /* Demo Additions */
    .demo-badge-top { display: inline-block; background: var(--color-gold); color: white; padding: 0.25rem 0.75rem; border-radius: 99px; font-size: 0.75rem; font-weight: 800; text-transform: uppercase; margin-bottom: 1rem; }
    .demo-input { pointer-events: none; background-color: var(--color-bg-main) !important; color: var(--color-text-muted); border-style: dashed !important; }
    .demo-cta-box { margin-top: 2rem; padding: 1.5rem; background: rgba(13, 148, 136, 0.05); border: 2px dashed var(--color-teal-light); border-radius: var(--radius-sm); text-align: center; }
    .demo-cta-box p { color: var(--color-navy); font-weight: 700; margin-bottom: 1rem; font-size: 1.05rem; }

    /* ==========================================================================
       LIBRARY SECTION
       ========================================================================== */
    .library { background-color: var(--color-bg-main); }
    
    .library-box {
      background: var(--color-bg-alt);
      border-radius: var(--radius-lg);
      border: 1px solid var(--color-border);
      overflow: hidden;
      box-shadow: var(--shadow-soft);
      max-width: 1100px;
      margin: 3rem auto 0;
    }

    .library-header {
      background: var(--color-navy);
      color: white;
      padding: 1.5rem 2rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .library-header-title { display: flex; align-items: center; gap: 0.75rem; font-weight: 700;}
    .library-header-title i { color: var(--color-gold-light); }
    .library-tag {
      background: rgba(255,255,255,0.1);
      padding: 0.25rem 0.75rem;
      border-radius: 99px;
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
    }

    .library-list { list-style: none; }
    .library-item {
      display: flex;
      align-items: center;
      gap: 1.5rem;
      padding: 1.25rem 2rem;
      border-bottom: 1px solid var(--color-border);
      transition: background 0.2s;
    }
    .library-item:hover { background: var(--color-bg-main); }
    .library-item:last-child { border-bottom: none; }

    .lib-icon {
      width: 48px; height: 48px;
      border-radius: var(--radius-sm);
      display: flex; align-items: center; justify-content: center;
      font-size: 1.25rem; flex-shrink: 0;
    }
    .lib-icon.pdf { background: #FEE2E2; color: #DC2626; }
    .lib-icon.doc { background: #DBEAFE; color: #1D4ED8; }
    .lib-icon.ppt { background: #FCE7F3; color: #BE185D; }
    .lib-icon.zip { background: #FEF3C7; color: #D97706; }

    .lib-info { flex: 1; }
    .lib-name { font-weight: 700; color: var(--color-navy); margin-bottom: 0.25rem; }
    .lib-meta { font-size: 0.8125rem; color: var(--color-text-muted); }
    
    .lib-lock { color: var(--color-border); font-size: 1.25rem; }

    .library-footer {
      padding: 2rem;
      background: var(--color-bg-main);
      border-top: 1px solid var(--color-border);
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 1rem;
    }
    .library-footer p { font-weight: 500; }
    .library-footer span { color: var(--color-teal); font-weight: 700; }

    /* ==========================================================================
       TESTIMONIALS SECTION
       ========================================================================== */
    .testimonials { background-color: var(--color-bg-alt); }
    
    .testim-grid {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: minmax(320px, 1fr);
      gap: 1.5rem;
      margin-top: 3rem;
      overflow-x: auto;
      overscroll-behavior-x: contain;
      scroll-snap-type: x mandatory;
      padding-bottom: 1.5rem;
    }
    .testim-grid > * {
      scroll-snap-align: start;
    }
    .testim-grid::-webkit-scrollbar { height: 8px; }
    .testim-grid::-webkit-scrollbar-track { background: var(--color-bg-main); border-radius: 4px; }
    .testim-grid::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 4px; }
    .testim-grid::-webkit-scrollbar-thumb:hover { background: var(--color-text-muted); }

    .tcard {
      background: var(--color-bg-main);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 2.5rem 2rem;
      display: flex;
      flex-direction: column;
      position: relative;
      height: 100%;
    }

    .tcard.featured {
      background: var(--color-navy);
      color: white;
      border: none;
      box-shadow: var(--shadow-hover);
    }

    .tcard-quote {
      position: absolute;
      top: 1.5rem; right: 1.5rem;
      font-family: Georgia, serif;
      font-size: 4rem;
      color: var(--color-border);
      line-height: 1;
      opacity: 0.5;
    }
    .tcard.featured .tcard-quote { color: rgba(255,255,255,0.1); }

    .tcard-stars { color: var(--color-gold); margin-bottom: 1rem; font-size: 0.875rem;}
    .tcard-text { font-size: 1rem; font-style: italic; margin-bottom: 2rem; flex: 1; z-index: 1;}
    .tcard.featured .tcard-text { color: rgba(255,255,255,0.9); }

    .tcard-author {
      display: flex;
      align-items: center;
      gap: 1rem;
      border-top: 1px solid var(--color-border);
      padding-top: 1.5rem;
    }
    .tcard.featured .tcard-author { border-color: rgba(255,255,255,0.1); }

    .tcard-avatar {
      width: 48px; height: 48px;
      border-radius: 50%;
      background: var(--color-teal);
      color: white;
      display: flex; align-items: center; justify-content: center;
      font-family: var(--font-serif);
      font-weight: 700;
      font-size: 1.25rem;
    }
    .tcard-name { font-weight: 700; color: var(--color-navy); }
    .tcard.featured .tcard-name { color: white; }
    .tcard-meta { font-size: 0.8125rem; color: var(--color-text-muted); }
    .tcard.featured .tcard-meta { color: rgba(255,255,255,0.7); }

    /* ==========================================================================
       FORM SECTION
       ========================================================================== */
    .form-section { background-color: var(--color-bg-main); }
    
    .form-wrapper {
      max-width: 600px;
      margin: 0 auto;
      background: var(--color-bg-alt);
      padding: 3rem;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-soft);
      border: 1px solid var(--color-border);
    }

    .form-badges {
      display: flex;
      justify-content: center;
      gap: 1.5rem;
      margin-bottom: 2rem;
      flex-wrap: wrap;
    }
    .form-badge { font-weight: 700; font-size: 0.875rem; display: flex; align-items: center; gap: 0.5rem;}
    .form-badge i { color: var(--color-teal); }

    #signup-form {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 1.5rem;
    }
    @media (max-width: 600px) {
      #signup-form {
        grid-template-columns: 1fr;
      }
    }

    .form-group { margin-bottom: 0; }
    .form-group label {
      display: block;
      font-weight: 700;
      font-size: 0.875rem;
      color: var(--color-navy);
      margin-bottom: 0.5rem;
    }
    .form-group input, .form-group select {
      width: 100%;
      padding: 1rem;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      font-family: inherit;
      font-size: 1rem;
      background: var(--color-bg-main);
      transition: all 0.2s;
    }
    .form-group input:focus, .form-group select:focus {
      outline: none;
      border-color: var(--color-teal);
      box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.1);
      background: var(--color-bg-alt);
    }

    .conditional-form-group { display: none; }
    .conditional-form-group.is-visible { display: block; }

    .form-submit { 
      grid-column: 1 / -1;
      width: 100%; 
      margin-top: 0.5rem; 
    }
    .form-privacy { text-align: center; font-size: 0.8125rem; color: var(--color-text-muted); margin-top: 1.5rem; }

    @media (max-width: 600px) {
      .form-wrapper { padding: 2rem 1.5rem; }
    }

    /* ==========================================================================
       FOOTER
       ========================================================================== */
    footer {
      background-color: var(--color-navy);
      color: rgba(255,255,255,0.7);
      padding: 4rem 0 2rem;
    }

    .footer-top {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 2rem;
      padding-bottom: 2rem;
      border-bottom: 1px solid rgba(255,255,255,0.1);
      margin-bottom: 2rem;
    }

    .footer-brand img { max-height: 60px; }

    .footer-socials { display: flex; gap: 1rem; }
    .footer-socials a {
      width: 40px; height: 40px;
      border-radius: 50%;
      background: rgba(255,255,255,0.1);
      display: flex; align-items: center; justify-content: center;
      transition: all 0.2s;
      color: white;
    }
    .footer-socials a:hover { background: var(--color-teal); transform: translateY(-2px); }

    .nocn-official {
      background: rgba(202, 138, 4, 0.15);
      color: var(--color-gold-light);
      padding: 0.5rem 1rem;
      border-radius: 99px;
      font-size: 0.8125rem;
      font-weight: 700;
      display: inline-flex; align-items: center; gap: 0.5rem;
    }

    .footer-bottom {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      font-size: 0.875rem;
      gap: 1rem;
    }
    .footer-bottom a:hover { color: white; }

    /* Legal PDF links — stacked, one under the other */
    .footer-legal {
      display: flex;
      flex-direction: column;
      gap: 0.5rem;
      margin: 1.5rem 0;
      padding: 1.5rem 0;
      border-top: 1px solid rgba(255,255,255,0.12);
      border-bottom: 1px solid rgba(255,255,255,0.12);
    }
    .footer-legal-title {
      font-size: 0.8rem;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: rgba(255,255,255,0.5);
      font-weight: 600;
      margin-bottom: 0.25rem;
    }
    .footer-legal-link {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      width: fit-content;
      color: rgba(255,255,255,0.75);
      font-size: 0.9rem;
      transition: color 0.2s ease;
    }
    .footer-legal-link:hover { color: white; }
    .footer-legal-link i { color: var(--color-teal); }

    /* Registration: legal links + agreement checkbox.
       The signup form is a 2-column grid; span both columns so this block is the
       full form width — the same width as the Register button (grid-column: 1 / -1). */
    .form-legal {
      grid-column: 1 / -1;
      width: 100%;
      box-sizing: border-box;
      margin: 1rem 0 0.5rem;
      padding: 1rem;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      background: var(--color-bg-main);
    }
    .form-legal-title { font-size: 0.85rem; font-weight: 600; color: var(--color-text); margin-bottom: 0.5rem; }
    /* Links flow left-to-right and wrap onto the next line as space allows (full width). */
    .form-legal-links { display: flex; flex-flow: row wrap; gap: 0.5rem 1.5rem; margin-bottom: 0.75rem; }
    .form-legal-link {
      display: inline-flex; align-items: center; gap: 0.5rem;
      color: var(--color-teal); font-size: 0.875rem; font-weight: 500;
    }
    .form-legal-link:hover { text-decoration: underline; }
    .form-agree { display: flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; color: var(--color-text); cursor: pointer; }
    .form-agree input { width: 18px; height: 18px; accent-color: var(--color-teal); cursor: pointer; }
    .btn.form-submit:disabled { opacity: 0.5; cursor: not-allowed; }

    /* ==========================================================================
       MODALS (LOGIN / OTP)
       ========================================================================== */
    .modal-overlay {
      position: fixed; inset: 0; z-index: 1000;
      background: rgba(11, 25, 54, 0.8);
      backdrop-filter: blur(8px);
      display: flex; align-items: center; justify-content: center;
      padding: 1.5rem;
      opacity: 0; pointer-events: none;
      transition: opacity 0.3s;
    }
    .modal-overlay.open { opacity: 1; pointer-events: auto; }

    .modal-box {
      background: var(--color-bg-alt);
      width: 100%; max-width: 450px;
      border-radius: var(--radius-lg);
      padding: 3rem 2.5rem;
      position: relative;
      transform: translateY(20px);
      transition: transform 0.3s;
      box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
    }
    .modal-overlay.open .modal-box { transform: translateY(0); }

    .modal-close {
      position: absolute; top: 1.5rem; right: 1.5rem;
      background: var(--color-bg-main);
      border: none; width: 36px; height: 36px; border-radius: 50%;
      cursor: pointer; display: flex; align-items: center; justify-content: center;
      color: var(--color-text-muted); transition: all 0.2s;
    }
    .modal-close:hover { background: var(--color-border); color: var(--color-navy); }

    .modal-logo { text-align: center; margin-bottom: 2rem; }
    .modal-logo img { height: 50px; margin: 0 auto; }
    
    .modal-title { font-family: var(--font-serif); font-size: 1.75rem; color: var(--color-navy); text-align: center; margin-bottom: 0.5rem; }
    .modal-sub { text-align: center; color: var(--color-text-muted); font-size: 0.9375rem; margin-bottom: 2rem; }

    .otp-boxes { display: flex; gap: 0.5rem; justify-content: center; margin-bottom: 1.5rem; }
    .otp-digit {
      width: 50px; height: 60px;
      text-align: center; font-size: 1.5rem; font-weight: 700;
      border: 2px solid var(--color-border); border-radius: var(--radius-sm);
      background: var(--color-bg-main); outline: none; transition: all 0.2s;
    }
    .otp-digit:focus { border-color: var(--color-teal); background: white; transform: scale(1.05); }
    .otp-digit.filled { border-color: var(--color-navy); background: white; }
    .otp-digit.error { border-color: #DC2626; background: #FEF2F2; }
    .otp-digit.success { border-color: #16A34A; background: #F0FDF4; }

    .modal-divider { text-align: center; font-size: 0.875rem; color: var(--color-text-muted); margin-top: 1.5rem; }
    .modal-divider a { color: var(--color-teal); font-weight: 700; cursor: pointer; }
    .modal-divider a:hover { text-decoration: underline; }

    /* ==========================================================================
       AI ASSISTANT CHAT WIDGET
       ========================================================================== */
    .ai-fab {
      position: fixed;
      bottom: 2rem;
      right: 2rem;
      width: 60px;
      height: 60px;
      border-radius: 50%;
      background: var(--color-teal);
      color: white;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      box-shadow: 0 10px 25px rgba(13, 148, 136, 0.4);
      cursor: pointer;
      z-index: 999;
      transition: all 0.3s ease;
    }

    .ai-fab:hover {
      transform: scale(1.1);
      background: var(--color-teal-light);
    }

    .ai-chat-window {
      position: fixed;
      bottom: 6rem;
      right: 2rem;
      width: 350px;
      height: 500px;
      max-height: 80vh;
      background: var(--color-bg-alt);
      border-radius: var(--radius-lg);
      box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
      border: 1px solid var(--color-border);
      display: flex;
      flex-direction: column;
      overflow: hidden;
      z-index: 998;
      opacity: 0;
      pointer-events: none;
      transform: translateY(20px);
      transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .ai-chat-window.open {
      opacity: 1;
      pointer-events: auto;
      transform: translateY(0);
    }

    @media (max-width: 480px) {
      .ai-chat-window {
        bottom: 0;
        right: 0;
        width: 100%;
        height: 100vh;
        max-height: 100vh;
        border-radius: 0;
      }
      .ai-fab {
        bottom: 1.5rem;
        right: 1.5rem;
      }
    }

    .ai-header {
      background: var(--color-navy);
      color: white;
      padding: 1rem 1.5rem;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .ai-header-title {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-weight: 700;
    }

    .ai-close {
      background: transparent;
      border: none;
      color: rgba(255,255,255,0.7);
      cursor: pointer;
      font-size: 1.25rem;
      transition: color 0.2s;
    }

    .ai-close:hover {
      color: white;
    }

    .ai-messages {
      flex: 1;
      padding: 1.5rem;
      overflow-y: auto;
      display: flex;
      flex-direction: column;
      gap: 1rem;
      background: var(--color-bg-main);
    }

    .ai-msg {
      max-width: 85%;
      padding: 0.75rem 1rem;
      border-radius: var(--radius-md);
      font-size: 0.9375rem;
      line-height: 1.4;
      animation: fadeIn 0.3s ease;
    }

    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(5px); }
      to { opacity: 1; transform: translateY(0); }
    }

    .ai-msg.bot {
      background: white;
      border: 1px solid var(--color-border);
      align-self: flex-start;
      border-bottom-left-radius: 4px;
      color: var(--color-text-main);
    }

    .ai-msg.user {
      background: var(--color-teal);
      color: white;
      align-self: flex-end;
      border-bottom-right-radius: 4px;
    }

    .ai-input-area {
      padding: 1rem;
      background: white;
      border-top: 1px solid var(--color-border);
      display: flex;
      gap: 0.5rem;
    }

    .ai-input {
      flex: 1;
      padding: 0.75rem 1rem;
      border: 1px solid var(--color-border);
      border-radius: 99px;
      font-size: 0.9375rem;
      outline: none;
      transition: border-color 0.2s;
    }

    .ai-input:focus {
      border-color: var(--color-teal);
    }

    .ai-send {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: var(--color-navy);
      color: white;
      border: none;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background 0.2s;
    }

    .ai-send:hover {
      background: var(--color-teal);
    }

    .typing-indicator {
      display: flex;
      gap: 0.25rem;
      padding: 0.5rem;
      align-items: center;
    }

    .typing-dot {
      width: 6px;
      height: 6px;
      background: var(--color-text-muted);
      border-radius: 50%;
      animation: typingBounce 1.4s infinite ease-in-out both;
    }

    .typing-dot:nth-child(1) { animation-delay: -0.32s; }
    .typing-dot:nth-child(2) { animation-delay: -0.16s; }

    @keyframes typingBounce {
      0%, 80%, 100% { transform: scale(0); }
      40% { transform: scale(1); }
    }

    /* ==========================================================================
       ATHENA TOOLKIT REDESIGN
       ========================================================================== */
    .toolkit-section {
      background-color: #f8fafc !important;
      color: var(--color-text-main) !important;
      padding-top: clamp(2rem, 4vw, 3.5rem) !important;
    }

    .athena-layout {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 2.5rem;
      align-items: center;
    }

    @media (max-width: 1024px) {
      .athena-layout { grid-template-columns: 1fr; }
      .athena-img-panel { display: none; }
    }

    .athena-img-panel {
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .athena-character {
      max-height: 640px;
      width: 100%;
      max-width: 540px;
      object-fit: contain;
    }

    .athena-intro {
      text-align: center;
      margin-bottom: 3rem;
    }

    .athena-meet-label {
      font-family: var(--font-serif);
      font-style: italic;
      font-size: 1.5rem;
      color: var(--color-text-muted);
      margin-bottom: 0;
      text-align: center;
    }

    .athena-name-heading {
      font-family: var(--font-serif);
      font-size: clamp(3.5rem, 7vw, 5.5rem);
      font-weight: 800;
      color: var(--color-teal);
      line-height: 1;
      margin-bottom: 0.5rem;
      text-align: center;
    }

    .athena-diamond {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      margin: 0.6rem auto 1rem;
      color: var(--color-teal);
      font-size: 0.55rem;
    }
    .athena-diamond::before,
    .athena-diamond::after {
      content: '';
      display: inline-block;
      width: 52px;
      height: 1.5px;
      background: var(--color-teal);
    }

    .athena-tagline {
      font-size: 1.0625rem;
      font-weight: 700;
      color: var(--color-navy);
      margin-bottom: 0.5rem;
      text-align: center;
    }

    .athena-description {
      font-size: 0.9375rem;
      color: var(--color-text-muted);
      max-width: 460px;
      margin: 0 auto;
      text-align: center;
    }

    /* Demo discoverability */
    @keyframes pulse-ring {
      0%   { transform: scale(1);   opacity: 1; }
      70%  { transform: scale(2.4); opacity: 0; }
      100% { transform: scale(2.4); opacity: 0; }
    }
    @keyframes demo-btn-in {
      from { opacity: 0; transform: translateY(10px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    .demo-live-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      margin-left: auto;
      background: #e6f7f5;
      color: var(--color-teal);
      font-size: 0.6875rem;
      font-weight: 700;
      letter-spacing: 0.06em;
      padding: 0.25rem 0.65rem;
      border-radius: 99px;
      border: 1px solid var(--color-teal);
      white-space: nowrap;
    }
    .demo-live-badge .pulse-dot {
      position: relative;
      width: 7px;
      height: 7px;
      background: var(--color-teal);
      border-radius: 50%;
    }
    .demo-live-badge .pulse-dot::after {
      content: '';
      position: absolute;
      inset: 0;
      border-radius: 50%;
      background: var(--color-teal);
      animation: pulse-ring 1.8s ease-out infinite;
    }
    .demo-cta-strip {
      display: flex;
      align-items: center;
      gap: 0.625rem;
      background: linear-gradient(135deg, #f0fdf9 0%, #e6f7f5 100%);
      border: 1px solid #b2e4db;
      border-radius: var(--radius-sm);
      padding: 0.625rem 1rem;
      margin-bottom: 0.875rem;
      font-size: 0.8125rem;
      color: var(--color-teal);
      font-weight: 600;
    }
    .demo-cta-strip i { font-size: 0.875rem; flex-shrink: 0; }
    .demo-cta-strip span { color: var(--color-navy); font-weight: 400; }
    .athena-tool-btn {
      opacity: 0;
      transform: translateY(10px);
    }
    .athena-tools-ready .athena-tool-btn {
      animation: demo-btn-in 0.35s ease forwards;
    }
    .athena-tools-ready .athena-tool-btn:nth-child(1) { animation-delay: 0.05s; }
    .athena-tools-ready .athena-tool-btn:nth-child(2) { animation-delay: 0.10s; }
    .athena-tools-ready .athena-tool-btn:nth-child(3) { animation-delay: 0.15s; }
    .athena-tools-ready .athena-tool-btn:nth-child(4) { animation-delay: 0.20s; }
    .athena-tools-ready .athena-tool-btn:nth-child(5) { animation-delay: 0.25s; }
    .athena-tools-ready .athena-tool-btn:nth-child(6) { animation-delay: 0.30s; }
    .athena-tools-ready .athena-tool-btn:nth-child(7) { animation-delay: 0.35s; }

    /* Athena Feature Strip */
    .athena-features {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 0;
      background: #ffffff;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-md);
      margin-top: 2.5rem;
      overflow: hidden;
    }
    .athena-feature {
      display: flex;
      align-items: flex-start;
      gap: 1rem;
      padding: 1.5rem 1.75rem;
      border-right: 1px solid var(--color-border);
    }
    .athena-feature:last-child { border-right: none; }
    .athena-feature-icon {
      font-size: 1.5rem;
      color: var(--color-teal);
      flex-shrink: 0;
      margin-top: 0.15rem;
    }
    .athena-feature-title {
      font-family: var(--font-sans);
      font-size: 0.9375rem;
      font-weight: 700;
      color: var(--color-navy);
      margin-bottom: 0.35rem;
    }
    .athena-feature-desc {
      font-size: 0.8125rem;
      color: var(--color-text-muted);
      line-height: 1.5;
    }
    @media (max-width: 768px) {
      .athena-features { grid-template-columns: repeat(2, 1fr); }
      .athena-feature:nth-child(2) { border-right: none; }
      .athena-feature:nth-child(3) { border-top: 1px solid var(--color-border); }
      .athena-feature:nth-child(4) { border-top: 1px solid var(--color-border); border-right: none; }
    }
    @media (max-width: 480px) {
      .athena-features { grid-template-columns: 1fr; }
      .athena-feature { border-right: none; border-top: 1px solid var(--color-border); }
      .athena-feature:first-child { border-top: none; }
    }

    /* Athena Card */
    .athena-card {
      background: #ffffff;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: 0 4px 24px rgba(11, 25, 54, 0.09);
    }

    .athena-card-header {
      background: var(--color-navy);
      padding: 0.875rem 1.5rem;
      display: flex;
      align-items: center;
      gap: 0.875rem;
    }

    .athena-card-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      overflow: hidden;
      background: var(--color-teal);
      flex-shrink: 0;
      border: 2px solid rgba(255,255,255,0.2);
    }

    .athena-card-avatar img {
      width: 100%;
      height: 160%;
      object-fit: cover;
      object-position: center 8%;
      margin-top: -25%;
    }

    .athena-card-name { color: white; font-weight: 700; font-size: 0.9375rem; }

    .athena-card-status {
      font-size: 0.75rem;
      color: rgba(255,255,255,0.7);
      display: flex;
      align-items: center;
      gap: 0.35rem;
      margin-top: 2px;
    }

    .status-dot {
      width: 7px; height: 7px;
      background: #22c55e;
      border-radius: 50%;
      display: inline-block;
      box-shadow: 0 0 0 2px rgba(34,197,94,0.3);
    }

    /* Tools Grid */
    #athena-tool-select { padding: 1.25rem; }

    .athena-tools-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 0.625rem;
      margin-bottom: 1rem;
    }

    @media (max-width: 600px) {
      .athena-tools-grid { grid-template-columns: 1fr; }
      .athena-tool-full { grid-column: 1; }
    }

    .athena-tool-btn {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      padding: 0.875rem 1rem;
      background: #ffffff;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      cursor: pointer;
      font-family: var(--font-sans);
      font-size: 0.8125rem;
      font-weight: 600;
      color: var(--color-text-main);
      text-align: left;
      transition: all 0.2s ease;
      line-height: 1.3;
    }

    .athena-tool-btn:hover {
      border-color: var(--color-teal);
      background: rgba(13, 148, 136, 0.04);
      color: var(--color-teal);
      transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(13, 148, 136, 0.1);
    }

    .athena-tool-btn:hover .atool-icon { background: var(--color-teal); color: white; }
    .athena-tool-full { grid-column: 1 / -1; }

    .atool-icon {
      width: 36px; height: 36px; min-width: 36px;
      background: rgba(13, 148, 136, 0.1);
      color: var(--color-teal);
      border-radius: 8px;
      display: flex; align-items: center; justify-content: center;
      font-size: 0.9375rem;
      transition: all 0.2s;
    }

    /* Message Bubble */
    .athena-msg-bubble {
      display: flex;
      align-items: flex-start;
      gap: 0.75rem;
      padding: 1rem 1.25rem;
      background: var(--color-bg-main);
      border-top: 1px solid var(--color-border);
    }

    .athena-msg-avatar-sm {
      width: 34px; height: 34px; min-width: 34px;
      border-radius: 50%;
      overflow: hidden;
      background: var(--color-teal);
      border: 2px solid var(--color-border);
    }

    .athena-msg-avatar-sm img {
      width: 100%;
      height: 160%;
      object-fit: cover;
      object-position: center 8%;
      margin-top: -25%;
    }

    .athena-msg-title { font-weight: 700; font-size: 0.875rem; color: var(--color-navy); margin-bottom: 0.2rem; }
    .athena-msg-sub { font-size: 0.8125rem; color: var(--color-text-muted); }
    .athena-msg-sub span { color: var(--color-teal); }

    /* Active Tool View */
    .athena-active-header { padding: 1rem 1.25rem 0; }

    .athena-back-btn {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      background: transparent;
      border: 1px solid var(--color-border);
      border-radius: var(--radius-sm);
      padding: 0.5rem 1rem;
      font-family: var(--font-sans);
      font-size: 0.8125rem;
      font-weight: 600;
      color: var(--color-text-muted);
      cursor: pointer;
      transition: all 0.2s;
    }

    .athena-back-btn:hover { border-color: var(--color-navy); color: var(--color-navy); }

    .athena-tool-body {
      padding: 1.25rem;
      max-height: 480px;
      overflow-y: auto;
    }