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

  :root {
    --brand: #3C3FDE;
    --brand-dark: #2a2db8;
    --brand-darker: #1e2090;
    --brand-light: #e8e9fd;
    --brand-mid: #6366ef;
    --brand-50: #f0f0fe;
    --brand-100: #d4d5fb;
    --brand-200: #a9abf7;
    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-300: #cbd5e1;
    --slate-400: #94a3b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;
    --white: #ffffff;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
  }

  html { scroll-behavior: smooth; }

  body {
    font-family: 'Poppins', sans-serif;
    background: var(--white);
    color: var(--slate-800);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
  }

  h1, h2, h3, h4 { font-family: 'Space Grotesk', sans-serif; }

  /* ── NAV ── */
  nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.94);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--slate-200);
    padding: 0 2.5rem;
    height: 66px;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
  }

  .nav-logo img {
    height: 36px;
    width: auto;
    display: block;
  }

  .nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
  }

  .nav-links a {
    font-family: 'Poppins', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--slate-600);
    text-decoration: none;
    transition: color 0.2s;
  }

  .nav-links a:hover { color: var(--brand); }

  .nav-cta {
    background: var(--brand) !important;
    color: white !important;
    padding: 9px 22px;
    border-radius: var(--radius-sm);
    font-weight: 600 !important;
    transition: background 0.2s, transform 0.15s !important;
    letter-spacing: -0.01em;
  }

  .nav-cta:hover {
    background: var(--brand-dark) !important;
    transform: translateY(-1px);
    color: white !important;
  }

  /* ── HERO ── */
  .hero {
    background: linear-gradient(135deg, var(--brand-darker) 0%, var(--brand) 55%, var(--brand-mid) 100%);
    padding: 60px 2rem 56px;
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  .hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
      radial-gradient(ellipse at 15% 85%, rgba(255,255,255,0.05) 0%, transparent 55%),
      radial-gradient(ellipse at 85% 15%, rgba(255,255,255,0.07) 0%, transparent 55%);
    pointer-events: none;
  }

  .hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
  }

  .hero-inner { position: relative; }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.22);
    color: rgba(255,255,255,0.92);
    font-size: 0.78rem;
    font-weight: 500;
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 24px;
    font-family: 'Poppins', sans-serif;
    letter-spacing: 0.01em;
  }

  .hero-badge-dot {
    width: 7px;
    height: 7px;
    background: #4ade80;
    border-radius: 50%;
    display: inline-block;
    flex-shrink: 0;
  }

  .hero h1 {
    font-size: clamp(2.1rem, 5.5vw, 3.2rem);
    font-weight: 700;
    color: white;
    letter-spacing: -0.03em;
    line-height: 1.12;
    margin-bottom: 18px;
  }

  .hero h1 em {
    font-style: normal;
    color: #a5b4fc;
  }

  .hero p {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.72);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.7;
  }

  /* ── TOOLS SECTION ── */
  .tools-section {
    padding: 72px 2.5rem;
    max-width: 1140px;
    margin: 0 auto;
  }

  .section-eyebrow {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--brand);
    margin-bottom: 10px;
  }

  .section-title {
    font-size: clamp(1.55rem, 3vw, 2.1rem);
    font-weight: 700;
    color: var(--slate-900);
    letter-spacing: -0.025em;
    margin-bottom: 8px;
    line-height: 1.2;
  }

  .section-sub {
    font-size: 0.925rem;
    color: var(--slate-500);
    margin-bottom: 52px;
  }

  .tools-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
  }

  .tool-card {
    background: var(--white);
    border: 1.5px solid var(--slate-200);
    border-radius: var(--radius-lg);
    padding: 28px 24px 24px;
    cursor: pointer;
    transition: border-color 0.22s, transform 0.22s, box-shadow 0.22s;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
  }

  .tool-card-top-bar {
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--c-accent, var(--brand));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.25s ease;
  }

  .tool-card:hover {
    border-color: var(--c-border, var(--brand-200));
    transform: translateY(-4px);
    box-shadow: 0 16px 40px var(--c-shadow, rgba(60,63,222,0.1));
  }

  .tool-card:hover .tool-card-top-bar { transform: scaleX(1); }

  .tool-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    background: var(--c-icon-bg, var(--brand-50));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    flex-shrink: 0;
  }

  .tool-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--c-icon, var(--brand));
    fill: none;
    stroke-width: 1.75;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  .tool-tag {
    display: inline-block;
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--c-tag, var(--brand));
    background: var(--c-tag-bg, var(--brand-50));
    padding: 3px 10px;
    border-radius: 100px;
    margin-bottom: 10px;
    font-family: 'Poppins', sans-serif;
    width: fit-content;
  }

  .tool-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--slate-900);
    margin-bottom: 8px;
    letter-spacing: -0.015em;
    line-height: 1.3;
  }

  .tool-card p {
    font-size: 0.855rem;
    color: var(--slate-500);
    line-height: 1.65;
    margin-bottom: 22px;
    flex: 1;
  }

  .tool-link {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.83rem;
    font-weight: 600;
    color: var(--c-tag, var(--brand));
    display: flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    transition: gap 0.2s;
    margin-top: auto;
  }

  .tool-card:hover .tool-link { gap: 10px; }

  .tool-link svg {
    width: 15px;
    height: 15px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  /* Card color variants */
  .card-aws {
    --c-accent: #ea580c;
    --c-border: #fed7aa;
    --c-shadow: rgba(234,88,12,0.1);
    --c-icon-bg: #fff7ed;
    --c-icon: #c2410c;
    --c-tag: #c2410c;
    --c-tag-bg: #fff7ed;
  }
  .card-cert {
    --c-accent: var(--brand);
    --c-border: var(--brand-100);
    --c-shadow: rgba(60,63,222,0.1);
    --c-icon-bg: var(--brand-50);
    --c-icon: var(--brand);
    --c-tag: var(--brand);
    --c-tag-bg: var(--brand-50);
  }
  .card-career {
    --c-accent: #16a34a;
    --c-border: #bbf7d0;
    --c-shadow: rgba(22,163,74,0.1);
    --c-icon-bg: #f0fdf4;
    --c-icon: #15803d;
    --c-tag: #15803d;
    --c-tag-bg: #f0fdf4;
  }
  .card-job {
    --c-accent: #7c3aed;
    --c-border: #ddd6fe;
    --c-shadow: rgba(124,58,237,0.1);
    --c-icon-bg: #faf5ff;
    --c-icon: #7c3aed;
    --c-tag: #7c3aed;
    --c-tag-bg: #faf5ff;
  }
  .card-speed {
    --c-accent: #e11d48;
    --c-border: #fecdd3;
    --c-shadow: rgba(225,29,72,0.1);
    --c-icon-bg: #fff1f2;
    --c-icon: #be123c;
    --c-tag: #be123c;
    --c-tag-bg: #fff1f2;
  }
  .card-link {
    --c-accent: #0284c7;
    --c-border: #bae6fd;
    --c-shadow: rgba(2,132,199,0.1);
    --c-icon-bg: #f0f9ff;
    --c-icon: #0369a1;
    --c-tag: #0369a1;
    --c-tag-bg: #f0f9ff;
  }
  .card-geo {
    --c-accent: #3c3fde;
    --c-border: #a9abf7;
    --c-shadow: rgba(60, 63, 222, 0.12);
    --c-icon-bg: #f0f0fe;
    --c-icon: #3c3fde;
    --c-tag: #2a2db8;
    --c-tag-bg: #e8e9fd;
}

  /* ── CTA SECTION ── */
  .cta-section {
    background: var(--brand-darker);
    background-image: linear-gradient(135deg, var(--brand-darker) 0%, var(--brand) 100%);
    padding: 88px 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  .cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
  }

  .cta-inner { max-width: 580px; margin: 0 auto; position: relative; }

  .cta-section h2 {
    font-size: clamp(1.7rem, 3.5vw, 2.4rem);
    font-weight: 700;
    color: white;
    letter-spacing: -0.025em;
    margin-bottom: 16px;
    line-height: 1.15;
  }

  .cta-section h2 em {
    font-style: normal;
    color: #a5b4fc;
  }

  .cta-section p {
    font-size: 0.975rem;
    color: rgba(255,255,255,0.62);
    margin-bottom: 40px;
    line-height: 1.75;
  }

  .cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
  }

  .btn-primary {
    background: white;
    color: var(--brand) !important;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    padding: 13px 28px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: transform 0.15s, box-shadow 0.15s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    letter-spacing: -0.01em;
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  }

  .btn-primary svg {
    width: 17px; height: 17px;
    stroke: var(--brand);
    fill: none;
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-linejoin: round;
  }

  .btn-ghost {
    background: transparent;
    color: rgba(255,255,255,0.78);
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 13px 24px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    border: 1.5px solid rgba(255,255,255,0.25);
    transition: border-color 0.2s, color 0.2s, transform 0.15s;
    letter-spacing: -0.01em;
  }

  .btn-ghost:hover {
    border-color: rgba(255,255,255,0.5);
    color: white;
    transform: translateY(-2px);
  }

  /* ── FOOTER ── */
  footer {
    background: var(--slate-900);
    border-top: 1px solid rgba(255,255,255,0.06);
    padding: 40px 2.5rem;
  }

  .footer-inner {
    max-width: 1140px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
  }

  .footer-logo img {
    height: 30px;
    width: auto;
    filter: brightness(0) invert(1);
    opacity: 0.85;
  }

  .footer-links {
    display: flex;
    gap: 1.75rem;
    list-style: none;
    flex-wrap: wrap;
  }

  .footer-links a {
    font-size: 0.84rem;
    color: rgba(255,255,255,0.42);
    text-decoration: none;
    transition: color 0.2s;
  }

  .footer-links a:hover { color: rgba(255,255,255,0.8); }

  .footer-bottom {
    max-width: 1140px;
    margin: 24px auto 0;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.06);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
  }

  .footer-copy {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.28);
  }

  .footer-tagline {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.28);
  }

  /* ── RESPONSIVE ── */
  @media (max-width: 900px) {
    .tools-grid { grid-template-columns: repeat(2, 1fr); }
  }

  @media (max-width: 600px) {
    .tools-grid { grid-template-columns: 1fr; }
    nav { padding: 0 1.25rem; }
    .nav-links { display: none; }
    .hero { padding: 52px 1.25rem 48px; }
    .tools-section { padding: 52px 1.25rem; }
    .cta-section { padding: 64px 1.25rem; }
    footer { padding: 36px 1.25rem; }
  }