/* Self-hosted fonts — eliminates third-party requests to Google */
  @font-face {
    font-family: 'DM Serif Display';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('/fonts/dm-serif-display-regular.woff2') format('woff2');
  }
  @font-face {
    font-family: 'DM Serif Display';
    font-style: italic;
    font-weight: 400;
    font-display: swap;
    src: url('/fonts/dm-serif-display-italic.woff2') format('woff2');
  }
  @font-face {
    font-family: 'DM Sans';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url('/fonts/dm-sans-300.woff2') format('woff2');
  }
  @font-face {
    font-family: 'DM Sans';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url('/fonts/dm-sans-400.woff2') format('woff2');
  }
  @font-face {
    font-family: 'DM Sans';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url('/fonts/dm-sans-500.woff2') format('woff2');
  }

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

  :root {
    --navy: #042C53;
    --blue: #185FA5;
    --blue-mid: #378ADD;
    --blue-light: #E6F1FB;
    --off-white: #F4F2EC;
    --warm-gray: #E8E5DC;
    --charcoal: #1E1E1C;
    --text-secondary: #5A5A56;
    --text-tertiary: #8A8A85;
    --border: rgba(0,0,0,0.08);
    --accent: #B85A3A;
    --accent-hover: #9E4A2E;
    --accent-light: #FFF3ED;
    --serif: 'DM Serif Display', Georgia, serif;
    --sans: 'DM Sans', system-ui, sans-serif;
  }

  html { scroll-behavior: smooth; scroll-padding-top: 80px; }

  body {
    font-family: var(--sans);
    background: var(--off-white);
    color: var(--charcoal);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
  }

  /* NAV */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(244,242,236,0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0 40px;
    height: 64px;
    display: flex; align-items: center; justify-content: space-between;
  }

  .nav-logo {
    display: flex; align-items: center; gap: 10px;
    text-decoration: none; color: var(--charcoal);
    flex-shrink: 0;
  }

  .nav-logo-mark {
    width: 32px; height: 32px;
    background: var(--navy);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
  }

  .nav-logo-mark svg { width: 18px; height: 18px; }

  .nav-logo-text {
    font-family: var(--serif);
    font-size: 18px;
    letter-spacing: -0.3px;
    color: var(--navy);
  }

  .nav-links {
    display: flex; align-items: center; gap: 28px;
    list-style: none;
  }

  .nav-links a {
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 400;
    color: var(--text-secondary);
    transition: color 0.2s;
    position: relative;
    padding: 4px 0;
  }

  .nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0; right: 0;
    height: 2px;
    background: var(--blue);
    border-radius: 1px;
    transform: scaleX(0);
    transition: transform 0.25s ease;
  }

  .nav-links a.active { color: var(--navy); font-weight: 500; }
  .nav-links a.active::after { transform: scaleX(1); }

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

  .nav-links a.nav-cta {
    background: var(--navy);
    color: #fff !important;
    padding: 9px 24px !important;
    border-radius: 6px;
    font-size: 13.5px !important;
    font-weight: 500 !important;
    letter-spacing: 0.01em;
    transition: background 0.2s !important;
    white-space: nowrap;
  }

  .nav-cta:hover { background: var(--blue) !important; color: #fff !important; }
  .nav-cta::after { display: none !important; }

  /* MOBILE SECTION JUMP BAR */
  .section-jump-bar {
    display: none;
    position: fixed;
    top: 64px;
    left: 0; right: 0;
    z-index: 99;
    background: rgba(244,242,236,0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    white-space: nowrap;
    padding: 0 16px;
    height: 44px;
  }

  .section-jump-bar::-webkit-scrollbar { display: none; }

  .section-jump-bar-inner {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    height: 100%;
    padding-right: 16px;
  }

  .section-jump-bar a {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 20px;
    background: transparent;
    border: 1px solid transparent;
    white-space: nowrap;
    transition: all 0.2s;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    flex-shrink: 0;
  }

  .section-jump-bar a.active {
    background: var(--navy);
    color: #fff;
    border-color: var(--navy);
  }

  .section-jump-bar a:not(.active):hover {
    background: rgba(0,0,0,0.04);
    border-color: var(--border);
  }

  /* MOBILE NAV */
  .nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 200;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
  }

  .nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--charcoal);
    border-radius: 2px;
    transition: all 0.3s ease;
  }

  .nav-hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-hamburger.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .mobile-menu {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(244,242,236,0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 99;
    padding: 40px 24px;
    flex-direction: column;
    gap: 0;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
  }

  .mobile-menu.open { display: flex; }

  .mobile-menu a {
    text-decoration: none;
    font-size: 18px;
    font-weight: 400;
    color: var(--charcoal);
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    display: block;
    transition: color 0.2s;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }

  .mobile-menu a:last-of-type { border-bottom: none; }

  .mobile-menu a:hover { color: var(--blue); }

  .mobile-menu .mobile-cta {
    margin-top: 24px;
    background: var(--accent);
    color: #fff;
    padding: 14px 24px;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 500;
    text-align: center;
    border-bottom: none;
  }

  .mobile-menu .mobile-cta:hover { background: var(--accent-hover); color: #fff; }

  /* PERSISTENT MOBILE CTA */
  .mobile-sticky-cta {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 98;
    padding: 12px 20px;
    padding-bottom: max(12px, env(safe-area-inset-bottom));
    background: var(--navy);
    border-top: 1px solid rgba(255,255,255,0.1);
  }

  .mobile-sticky-cta a {
    display: block;
    background: var(--accent);
    color: #fff;
    text-align: center;
    padding: 13px 20px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s;
  }

  .mobile-sticky-cta a:hover { background: var(--accent-hover); }

  /* SECTIONS */
  section { padding: 100px 40px; }

  .container { max-width: 1100px; margin: 0 auto; }

  /* HERO */
  .hero {
    min-height: 100vh;
    background: var(--navy);
    display: flex; align-items: center;
    padding: 120px 40px 100px;
    position: relative;
    overflow: hidden;
  }

  .hero::before {
    content: '';
    position: absolute;
    top: -200px; right: -200px;
    width: 600px; height: 600px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.04);
  }

  .hero::after {
    content: '';
    position: absolute;
    bottom: -100px; left: -100px;
    width: 400px; height: 400px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.03);
  }

  .hero-inner {
    max-width: 1100px; margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 80px;
    align-items: center;
    position: relative; z-index: 1;
  }

  .hero-eyebrow {
    font-size: 11px;
    font-weight: 500;
    color: var(--blue-mid);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 24px;
  }

  .hero-headline {
    font-family: var(--serif);
    font-size: clamp(48px, 6vw, 76px);
    line-height: 1.05;
    letter-spacing: -1px;
    color: #fff;
    margin-bottom: 28px;
  }

  .hero-headline em {
    font-style: italic;
    color: var(--blue-mid);
  }

  .hero-sub {
    font-size: 17px;
    color: rgba(255,255,255,0.65);
    line-height: 1.7;
    max-width: 480px;
    margin-bottom: 40px;
    font-weight: 300;
  }

  .hero-actions {
    display: flex; gap: 12px; align-items: center; flex-wrap: wrap;
  }

  .btn-primary {
    background: var(--accent);
    color: #fff;
    padding: 13px 28px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
    display: inline-block;
  }

  .btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
  }

  .btn-secondary {
    color: rgba(255,255,255,0.7);
    padding: 13px 28px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 400;
    text-decoration: none;
    border: 1px solid rgba(255,255,255,0.15);
    transition: all 0.2s;
    display: inline-block;
  }

  .btn-secondary:hover {
    border-color: rgba(255,255,255,0.35);
    color: #fff;
  }

  .hero-proof {
    border-left: 1px solid rgba(255,255,255,0.1);
    padding-left: 40px;
  }

  .proof-item { margin-bottom: 36px; }
  .proof-item:last-child { margin-bottom: 0; }

  .proof-label {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--blue-mid);
    margin-bottom: 6px;
  }

  .proof-value {
    font-family: var(--serif);
    font-size: 26px;
    color: #fff;
    line-height: 1.1;
    margin-bottom: 4px;
  }

  .proof-sub {
    font-size: 13px;
    color: rgba(255,255,255,0.45);
    font-weight: 300;
  }

  /* SERVICES */
  .services { background: var(--off-white); }

  .section-eyebrow {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 16px;
  }

  .section-headline {
    font-family: var(--serif);
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.1;
    letter-spacing: -0.5px;
    color: var(--navy);
    margin-bottom: 16px;
  }

  .section-sub {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 560px;
    font-weight: 300;
    margin-bottom: 60px;
  }

  .services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
  }

  .service-card {
    background: #fff;
    padding: 40px 36px;
    position: relative;
    transition: background 0.2s;
  }

  .service-card:hover { background: var(--blue-light); }

  .service-icon {
    width: 40px; height: 40px;
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 24px;
  }

  .service-icon svg { width: 20px; height: 20px; }

  .service-num {
    position: absolute;
    top: 32px; right: 32px;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-tertiary);
    letter-spacing: 0.05em;
  }

  .service-title {
    font-family: var(--serif);
    font-size: 22px;
    color: var(--navy);
    margin-bottom: 12px;
    line-height: 1.2;
  }

  .service-body {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-weight: 300;
    margin-bottom: 24px;
  }

  .service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .service-list li {
    font-size: 12px;
    color: var(--text-tertiary);
    padding-left: 14px;
    position: relative;
  }

  .service-list li::before {
    content: '—';
    position: absolute;
    left: 0;
    color: var(--blue);
  }

  /* PHILOSOPHY */
  .philosophy {
    background: var(--navy);
    padding: 100px 40px;
  }

  .phil-inner {
    max-width: 1100px; margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
  }

  .phil-quote {
    font-family: var(--serif);
    font-size: clamp(24px, 3vw, 36px);
    line-height: 1.35;
    color: #fff;
    letter-spacing: -0.3px;
    font-style: italic;
  }

  .phil-quote::before {
    content: '\201C';
    font-size: 80px;
    line-height: 0;
    vertical-align: -28px;
    color: var(--blue-mid);
    margin-right: 4px;
    font-family: var(--serif);
  }

  .phil-attr {
    margin-top: 20px;
    font-size: 13px;
    color: rgba(255,255,255,0.4);
    letter-spacing: 0.05em;
  }

  .phil-values { display: flex; flex-direction: column; gap: 0; }

  .value-item {
    padding: 24px 0;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    display: flex;
    gap: 20px;
    align-items: flex-start;
  }

  .value-item:first-child { padding-top: 0; }
  .value-item:last-child { border-bottom: none; padding-bottom: 0; }

  .value-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--blue-mid);
    flex-shrink: 0;
    margin-top: 8px;
  }

  .value-title {
    font-size: 14px;
    font-weight: 500;
    color: #fff;
    margin-bottom: 4px;
  }

  .value-body {
    font-size: 13px;
    color: rgba(255,255,255,0.45);
    line-height: 1.6;
    font-weight: 300;
  }

  /* INSIGHTS */
  .insights { background: var(--warm-gray); }

  .insights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .insight-card {
    background: #fff;
    border-radius: 10px;
    padding: 32px;
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s, box-shadow 0.2s;
    display: block;
    border: 1px solid var(--border);
  }

  .insight-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
  }

  .insight-cat {
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 14px;
  }

  .insight-title {
    font-family: var(--serif);
    font-size: 19px;
    color: var(--navy);
    line-height: 1.3;
    margin-bottom: 12px;
  }

  .insight-summary {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.65;
    font-weight: 300;
    margin-bottom: 20px;
  }

  .insight-date {
    font-size: 12px;
    color: var(--text-tertiary);
  }

  /* ABOUT STRIP */
  .about-strip {
    background: #fff;
    padding: 100px 40px;
  }

  .about-inner {
    max-width: 1100px; margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
  }

  .about-body p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    font-weight: 300;
    margin-bottom: 20px;
  }

  .about-body p:last-child { margin-bottom: 0; }

  .about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    align-self: start;
  }

  .stat-cell {
    background: var(--off-white);
    padding: 28px 24px;
  }

  .stat-num {
    font-family: var(--serif);
    font-size: 32px;
    color: var(--navy);
    line-height: 1;
    margin-bottom: 6px;
  }

  .stat-label {
    font-size: 12px;
    color: var(--text-tertiary);
    font-weight: 300;
    line-height: 1.4;
  }

  /* CTA */
  .cta-section {
    background: var(--blue);
    padding: 80px 40px;
  }

  .cta-inner {
    max-width: 1100px; margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
  }

  .cta-text-block {}

  .cta-headline {
    font-family: var(--serif);
    font-size: clamp(24px, 3vw, 36px);
    color: #fff;
    line-height: 1.2;
    margin-bottom: 8px;
    letter-spacing: -0.3px;
  }

  .cta-sub {
    font-size: 15px;
    color: rgba(255,255,255,0.65);
    font-weight: 300;
  }

  .btn-white {
    background: #fff;
    color: var(--accent);
    padding: 14px 32px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    white-space: nowrap;
    transition: all 0.2s;
    display: inline-block;
    flex-shrink: 0;
  }

  .btn-white:hover { background: var(--accent-light); transform: translateY(-1px); }

  /* CONTACT */
  .contact { background: var(--off-white); }

  .contact-inner {
    max-width: 1100px; margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
  }

  .contact-details { margin-top: 40px; display: flex; flex-direction: column; gap: 20px; }

  .contact-detail {
    display: flex;
    gap: 14px;
    align-items: flex-start;
  }

  .contact-detail-icon {
    width: 36px; height: 36px;
    background: var(--blue-light);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
  }

  .contact-detail-icon svg { width: 16px; height: 16px; }

  .contact-detail-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 3px;
  }

  .contact-detail-value {
    font-size: 14px;
    color: var(--charcoal);
  }

  .contact-form {
    background: #fff;
    border-radius: 12px;
    padding: 40px;
    border: 1px solid var(--border);
  }

  .form-row { margin-bottom: 20px; }

  .form-row label {
    display: block;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 7px;
  }

  .form-row input,
  .form-row textarea,
  .form-row select {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid rgba(0,0,0,0.12);
    border-radius: 6px;
    font-size: 14px;
    font-family: var(--sans);
    color: var(--charcoal);
    background: var(--off-white);
    transition: border-color 0.2s;
    outline: none;
    -webkit-appearance: none;
  }

  .form-row input:focus,
  .form-row textarea:focus,
  .form-row select:focus {
    border-color: var(--blue);
    background: #fff;
  }

  .form-row textarea { min-height: 110px; resize: vertical; }

  .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

  .form-submit {
    width: 100%;
    background: var(--navy);
    color: #fff;
    border: none;
    padding: 14px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    font-family: var(--sans);
    cursor: pointer;
    transition: background 0.2s;
    margin-top: 4px;
  }

  .form-submit:hover { background: var(--blue); }

  /* FOOTER */
  footer {
    background: var(--navy);
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
  }

  .footer-logo {
    display: flex; align-items: center; gap: 10px;
    text-decoration: none;
  }

  .footer-logo-text {
    font-family: var(--serif);
    font-size: 16px;
    color: #fff;
  }

  .footer-links {
    display: flex; gap: 24px; list-style: none; flex-wrap: wrap;
  }

  .footer-links a {
    font-size: 13px;
    color: rgba(255,255,255,0.45);
    text-decoration: none;
    transition: color 0.2s;
  }

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

  .footer-copy {
    font-size: 12px;
    color: rgba(255,255,255,0.3);
  }

  /* AI ADVISORY */
  .ai-advisory { background: var(--off-white); padding: 100px 40px; }

  .ai-stat-banner {
    background: var(--navy);
    padding: 48px 40px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
    border-radius: 12px;
    margin-bottom: 80px;
  }

  .ai-stat-item {}
  .ai-stat-num {
    font-family: var(--serif);
    font-size: 56px;
    color: #fff;
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
  }
  .ai-stat-desc {
    font-size: 14px;
    color: rgba(255,255,255,0.65);
    line-height: 1.55;
    font-weight: 400;
  }
  .ai-stat-source {
    font-size: 9px;
    color: rgba(255,255,255,0.3);
    letter-spacing: 0.04em;
    margin-top: 4px;
  }

  .ai-problem-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 48px;
  }

  .ai-problem-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 32px;
    position: relative;
    transition: box-shadow 0.2s, transform 0.2s;
  }

  .ai-problem-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.06);
  }

  .ai-problem-card .card-num {
    position: absolute;
    top: 24px; right: 28px;
    font-family: var(--serif);
    font-size: 40px;
    color: rgba(0,0,0,0.04);
    line-height: 1;
  }

  .ai-problem-card h4 {
    font-family: var(--serif);
    font-size: 22px;
    color: var(--navy);
    margin-bottom: 8px;
    line-height: 1.2;
  }

  .ai-problem-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-weight: 400;
  }

  .ai-card-stat {
    display: inline-block;
    margin-top: 16px;
    font-size: 11px;
    font-weight: 500;
    color: var(--blue);
    background: var(--blue-light);
    padding: 5px 10px;
    border-radius: 4px;
    letter-spacing: 0.01em;
  }

  .ai-approach { background: #fff; padding: 100px 40px; }

  .ai-timeline {
    margin-top: 48px;
    position: relative;
    padding-left: 32px;
  }

  .ai-timeline::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 2px;
    background: var(--border);
  }

  .ai-step {
    position: relative;
    padding-bottom: 40px;
  }
  .ai-step:last-child { padding-bottom: 0; }

  .ai-step::before {
    content: '';
    position: absolute;
    left: -32px; top: 4px;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: #fff;
    border: 2.5px solid var(--blue);
  }

  .ai-step-phase {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 6px;
  }

  .ai-step h4 {
    font-family: var(--serif);
    font-size: 22px;
    color: var(--navy);
    margin-bottom: 6px;
    line-height: 1.2;
  }

  .ai-step p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-weight: 400;
    max-width: 560px;
  }

  .ai-step-detail {
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-tertiary);
    font-style: italic;
  }

  .ai-case-section {
    background: var(--navy);
    padding: 120px 40px;
    position: relative;
    overflow: hidden;
  }

  .ai-case-section::before {
    content: '';
    position: absolute;
    top: -300px; right: -200px;
    width: 600px; height: 600px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.03);
    pointer-events: none;
  }

  .ai-case-section .container { position: relative; z-index: 1; }

  .ai-case-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 64px;
  }

  .ai-case-card {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 44px 40px;
    transition: background 0.3s, border-color 0.3s;
  }

  .ai-case-card:hover {
    background: rgba(255,255,255,0.07);
    border-color: rgba(255,255,255,0.1);
  }

  .ai-case-stat {
    font-family: var(--serif);
    font-size: 96px;
    color: #fff;
    line-height: 0.9;
    letter-spacing: -3px;
    margin-bottom: 20px;
  }

  .ai-case-impact {
    font-size: 17px;
    font-weight: 300;
    color: rgba(255,255,255,0.7);
    line-height: 1.55;
    margin-bottom: 28px;
  }

  .ai-case-detail {
    font-size: 13px;
    color: rgba(255,255,255,0.35);
    line-height: 1.7;
    font-weight: 300;
  }

  .ai-case-source {
    font-size: 10px;
    color: rgba(255,255,255,0.2);
    margin-top: 20px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }

  .ai-who-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 40px;
  }

  .ai-who-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px 24px;
  }

  .ai-who-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--blue);
    flex-shrink: 0;
    margin-top: 6px;
  }

  .ai-who-item h4 {
    font-size: 14px;
    font-weight: 500;
    color: var(--charcoal);
    margin-bottom: 3px;
  }

  .ai-who-item p {
    font-size: 13px;
    color: var(--text-tertiary);
    line-height: 1.5;
    font-weight: 400;
  }

  .ai-quote-strip {
    background: var(--navy);
    padding: 80px 40px;
    text-align: center;
  }

  .ai-quote-strip blockquote {
    font-family: var(--serif);
    font-size: clamp(24px, 3vw, 36px);
    line-height: 1.4;
    color: #fff;
    max-width: 720px;
    margin: 0 auto 12px;
    font-style: italic;
  }

  .ai-quote-strip blockquote::before {
    content: '\201C';
    font-size: 80px;
    line-height: 0;
    vertical-align: -28px;
    color: var(--blue-mid);
    margin-right: 4px;
    font-family: var(--serif);
  }

  .ai-quote-strip cite {
    font-size: 12px;
    color: rgba(255,255,255,0.35);
    font-style: normal;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .ai-diff-section { background: #fff; padding: 100px 40px; }

  .ai-diff-list {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .ai-diff-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 24px 0;
    border-bottom: 1px solid var(--border);
  }
  .ai-diff-item:last-child { border-bottom: none; }

  .ai-diff-num {
    font-family: var(--serif);
    font-size: 22px;
    color: var(--blue);
    flex-shrink: 0;
    line-height: 1.4;
  }

  .ai-diff-item strong {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--charcoal);
    margin-bottom: 3px;
  }

  .ai-diff-item span {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    font-weight: 400;
  }

  .ai-footnote {
    font-size: 11px;
    color: var(--text-tertiary);
    line-height: 1.6;
    max-width: 700px;
    margin-top: 32px;
    font-weight: 300;
  }

  /* SOCIAL PROOF / RESULTS */
  .results-section {
    background: var(--navy);
    padding: 80px 40px;
  }

  .results-inner {
    max-width: 1100px;
    margin: 0 auto;
  }

  .results-eyebrow {
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--blue-mid);
    margin-bottom: 16px;
  }

  .results-headline {
    font-family: var(--serif);
    font-size: clamp(28px, 3.5vw, 40px);
    line-height: 1.15;
    color: #fff;
    margin-bottom: 48px;
    letter-spacing: -0.3px;
  }

  .results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    background: rgba(255,255,255,0.06);
    border-radius: 12px;
    overflow: hidden;
  }

  .result-card {
    background: rgba(255,255,255,0.03);
    padding: 36px 32px;
    border-left: 3px solid transparent;
    transition: border-color 0.3s, background 0.3s;
  }

  .result-card:hover {
    border-left-color: var(--blue-mid);
    background: rgba(255,255,255,0.06);
  }

  .result-card .result-metric {
    font-family: var(--serif);
    font-size: 28px;
    color: var(--blue-mid);
    line-height: 1.1;
    margin-bottom: 8px;
  }

  .result-card .result-context {
    font-size: 14px;
    font-weight: 500;
    color: #fff;
    margin-bottom: 6px;
  }

  .result-card .result-detail {
    font-size: 13px;
    color: rgba(255,255,255,0.5);
    line-height: 1.6;
    font-weight: 400;
  }

  .results-note {
    margin-top: 32px;
    font-size: 12px;
    color: rgba(255,255,255,0.3);
    font-style: italic;
  }

  /* FAQ */
  .faq-section { background: var(--warm-gray); padding: 100px 40px; }

  .faq-list { margin-top: 48px; }

  .faq-item {
    border-bottom: 1px solid var(--border);
    padding: 24px 0;
  }
  .faq-item:first-child { padding-top: 0; }
  .faq-item:last-child { border-bottom: none; }

  .faq-question {
    font-family: var(--serif);
    font-size: 19px;
    color: var(--navy);
    line-height: 1.3;
    margin-bottom: 8px;
    cursor: default;
  }

  .faq-answer {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.75;
    font-weight: 400;
    max-width: 700px;
  }

  /* FADE IN ANIMATION */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .fade-up { animation: fadeUp 0.6s ease forwards; }
  .delay-1 { animation-delay: 0.1s; opacity: 0; }
  .delay-2 { animation-delay: 0.2s; opacity: 0; }
  .delay-3 { animation-delay: 0.3s; opacity: 0; }
  .delay-4 { animation-delay: 0.4s; opacity: 0; }
  .delay-5 { animation-delay: 0.5s; opacity: 0; }

  /* MOBILE */
  @media (max-width: 768px) {
    html { scroll-padding-top: 124px; }
    nav { padding: 0 20px; }
    .nav-links { display: none !important; }
    .nav-hamburger { display: flex; }
    .section-jump-bar { display: block; }
    .mobile-sticky-cta { display: block; }
    body { padding-bottom: 72px; }
    section { padding: 70px 20px; }
    .hero { padding: 128px 20px 70px; min-height: auto; }
    .hero-inner { grid-template-columns: 1fr; gap: 50px; }
    .hero-proof { border-left: none; border-top: 1px solid rgba(255,255,255,0.1); padding-left: 0; padding-top: 40px; display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
    .proof-item { margin-bottom: 0; }
    .services-grid { grid-template-columns: 1fr; }
    .ai-stat-banner { grid-template-columns: 1fr 1fr; gap: 24px; padding: 32px 24px; }
    .ai-problem-grid { grid-template-columns: 1fr; }
    .ai-case-grid { grid-template-columns: 1fr; gap: 16px; }
    .ai-case-card { padding: 36px 28px; }
    .ai-case-stat { font-size: 88px; letter-spacing: -3px; }
    .ai-case-impact { font-size: 18px; }
    .ai-case-detail { font-size: 14px; }
    .ai-who-grid { grid-template-columns: 1fr; }
    .ai-advisory, .ai-approach, .ai-case-section, .ai-diff-section { padding: 70px 20px; }
    .ai-quote-strip { padding: 60px 20px; }
    .faq-section { padding: 70px 20px; }
    .results-section { padding: 60px 20px; }
    .results-grid { grid-template-columns: 1fr; }
    .ai-timeline { padding-left: 24px; }
    .ai-step::before { left: -24px; }
    .phil-inner { grid-template-columns: 1fr; gap: 50px; }
    .insights-grid { grid-template-columns: 1fr; }
    .about-inner { grid-template-columns: 1fr; gap: 40px; }
    .cta-inner { flex-direction: column; align-items: flex-start; }
    .contact-inner { grid-template-columns: 1fr; gap: 40px; }
    .form-grid { grid-template-columns: 1fr; }
    footer { flex-direction: column; align-items: flex-start; padding: 32px 20px; padding-bottom: max(32px, calc(20px + env(safe-area-inset-bottom))); }
    .philosophy, .cta-section { padding: 70px 20px; }
    .about-strip { padding: 70px 20px; }
  }

  /* Small phones */
  @media (max-width: 380px) {
    .hero-headline { font-size: 38px; }
    .hero-proof { grid-template-columns: 1fr; gap: 20px; }
    .about-stats { grid-template-columns: 1fr; }
    .ai-stat-banner { grid-template-columns: 1fr; }
    .ai-case-stat { font-size: 72px; }
  }