/* ============================================================
       AI FLUENT — DESIGN SYSTEM v3 (Editorial, premium consulting)
       Inspired by Climo Group's editorial rhythm.
       ============================================================ */

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

    :root {
      /* Surfaces */
      --bg: #0C1116;
      --bg-elevated: #151A21;
      --bg-card: #161C24;
      --bg-deep: #080B0E;

      /* Borders */
      --border: #1C222A;
      --border-strong: #2A323C;

      /* Text */
      --text: #EAEFF4;
      --text-bright: #ffffff;
      --text-muted: #8A94A0;
      --text-subtle: #5F6772;

      /* Accents */
      --accent: #38bdf8;          /* brain blue — dark-surface accent */

      /* Type */
      --display: 'Space Grotesk', sans-serif;
      --sans: 'Inter', sans-serif;
      --mono: 'JetBrains Mono', monospace;

      /* Layout */
      --container: 1280px;
      --space-lg: 72px;
      --space-xl: 120px;
      --space-2xl: 180px;
      --radius: 18px;
    }

    html { scroll-behavior: smooth; }

    body {
      font-family: var(--sans);
      background: var(--bg);
      color: var(--text);
      line-height: 1.55;
      font-weight: 400;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
    }

    a { color: inherit; text-decoration: none; }
    img { display: block; max-width: 100%; }

    .container {
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 32px;
    }

    /* ============ TYPOGRAPHY ============ */

    .kicker {
      font-family: var(--mono);
      font-size: 0.72rem;
      font-weight: 500;
      letter-spacing: 0.2em;
      text-transform: uppercase;
      color: var(--accent);
      display: inline-flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 10px;
    }
    .kicker::before {
      content: "";
      width: 20px;
      height: 1px;
      background: var(--accent);
    }

    .display-xl {
      font-family: var(--display);
      font-weight: 700;
      font-size: clamp(2.8rem, 8vw, 7rem);
      line-height: 1;
      letter-spacing: -0.04em;
      color: var(--text-bright);
    }

    .display-lg {
      font-family: var(--display);
      font-weight: 700;
      font-size: clamp(2.4rem, 5.8vw, 4.8rem);
      line-height: 1.02;
      letter-spacing: -0.035em;
      color: var(--text-bright);
    }

    .display-md {
      font-family: var(--display);
      font-weight: 600;
      font-size: clamp(1.9rem, 4vw, 3.2rem);
      line-height: 1.08;
      letter-spacing: -0.025em;
      color: var(--text-bright);
    }

    em, i { font-style: normal; }
    .display-xl em, .display-lg em, .display-md em, .testimonial-quote em {
      font-style: normal;
      color: var(--accent);
      font-weight: inherit;
    }

    .lead {
      font-size: clamp(1.05rem, 1.4vw, 1.2rem);
      color: var(--text-muted);
      line-height: 1.6;
      max-width: 640px;
    }

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

    /* ============ BUTTONS ============ */

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 14px 26px;
      font-family: var(--display);
      font-size: 0.92rem;
      font-weight: 500;
      letter-spacing: -0.005em;
      border-radius: 999px;
      cursor: pointer;
      transition: all 0.25s ease;
      border: 1px solid transparent;
      white-space: nowrap;
    }
    .btn--primary {
      background: var(--accent);
      color: var(--bg);
      border-color: var(--accent);
    }
    .btn--primary:hover {
      background: var(--text-bright);
      border-color: var(--text-bright);
      transform: translateY(-1px);
    }
    .btn--ghost {
      background: transparent;
      color: var(--text);
      border-color: var(--border-strong);
    }
    .btn--ghost:hover {
      border-color: var(--text);
      background: rgba(255,255,255,0.04);
    }
    .btn--lg {
      padding: 17px 32px;
      font-size: 0.98rem;
    }
    .btn--primary.btn--lg { font-weight: 700; }

    /* ============ NAV ============ */

    .nav {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 100;
      padding: 20px 0;
      transition: background 0.3s, border-color 0.3s;
      border-bottom: 1px solid transparent;
    }
    .nav.scrolled {
      background: rgba(12, 17, 22, 0.82);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom-color: var(--border);
    }
    .nav-inner {
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 32px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .nav-logo {
      display: flex;
      align-items: center;
      gap: 14px;
      font-family: var(--display);
      font-weight: 600;
      font-size: 1.3rem;
      letter-spacing: -0.02em;
      color: var(--text);
    }
    .nav-logo svg { width: 34px; height: 34px; display: block; }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 40px;
    }
    .nav-links a {
      font-size: 1rem;
      color: var(--text);
      transition: color 0.2s;
      font-weight: 400;
    }
    .nav-links a:hover { color: var(--accent); }
    .nav-cta { font-weight: 700; }

    /* ============ HERO (video only) ============ */

    .hero {
      position: relative;
      width: 100%;
      aspect-ratio: 16 / 9;
      max-height: 94vh;
      overflow: hidden;
      background: var(--bg-deep);
    }
    .hero-still,
    .hero-video {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: contain;
      display: block;
      background: var(--bg-deep);
    }
    .hero-video {
      opacity: 0;
      transition: opacity 0.4s ease;
    }
    .hero-video.ready {
      opacity: 1;
    }

    /* ============ INTRO BAND (small statement band, Climo-style) ============ */

    .intro-band {
      padding: 60px 0 40px;
      border-bottom: 1px solid var(--border);
    }
    .intro-band-inner {
      max-width: 960px;
      margin: 0 auto;
      padding: 0 32px;
      text-align: center;
    }
    .intro-band-headline {
      font-family: var(--display);
      font-size: clamp(1.3rem, 2vw, 1.8rem);
      line-height: 1.3;
      color: var(--text-bright);
      font-weight: 500;
      letter-spacing: -0.015em;
    }
    .intro-band-headline em {
      color: var(--accent);
      font-style: normal;
      font-weight: 600;
    }

    /* ============ DISPLAY HEADLINE BLOCK ============ */

    .display-section {
      padding: var(--space-xl) 0 var(--space-xl);
    }
    .display-section-inner {
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 32px;
    }
    .display-section h2 {
      margin-bottom: var(--space-lg);
    }
    .display-section-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: start;
      margin-bottom: var(--space-lg);
    }
    .display-section-left {
      display: flex;
      flex-direction: column;
    }
    .display-section-left .kicker {
      margin-bottom: 40px;
    }
    .display-section-right {
      display: flex;
      flex-direction: column;
      gap: 32px;
    }
    .display-section-image {
      width: 100%;
      aspect-ratio: 16 / 10;
      border-radius: var(--radius);
      overflow: hidden;
      background: var(--bg-card);
    }
    .display-section-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }
    .display-section-ctas {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
    }

    /* ============ PROBLEM (image-led cards) ============ */

    .problem {
      padding: var(--space-xl) 0;
    }
    .problem-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }
    .problem-card {
      position: relative;
      aspect-ratio: 16 / 9;
      border-radius: var(--radius);
      overflow: hidden;
      background: var(--bg-card);
      border: 1px solid var(--border);
      transition: transform 0.35s ease;
    }
    .problem-card:hover { transform: translateY(-4px); }
    .problem-card-bg {
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 50% 40%, var(--bg-elevated) 0%, var(--bg-card) 70%);
    }
    .problem-card-bg img {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: center;
      opacity: 0.65;
    }
    .problem-card-bg svg {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      opacity: 0.12;
    }
    .problem-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 0%, rgba(12,17,22,0.85) 65%, rgba(12,17,22,0.98) 100%);
      z-index: 1;
    }
    .problem-card-content {
      position: absolute;
      inset: 0;
      padding: 36px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      z-index: 2;
    }
    .problem-card-num {
      position: absolute;
      top: 32px;
      left: 36px;
      font-family: var(--mono);
      font-size: 0.74rem;
      letter-spacing: 0.2em;
      color: var(--accent);
      font-weight: 500;
    }
    .problem-card h3 {
      font-family: var(--display);
      font-size: clamp(1.3rem, 1.8vw, 1.6rem);
      font-weight: 600;
      line-height: 1.2;
      letter-spacing: -0.02em;
      color: var(--text-bright);
      margin-bottom: 12px;
    }
    .problem-card p {
      font-size: 0.95rem;
      line-height: 1.55;
      color: var(--text-muted);
    }

    /* ============ SOLUTION (asymmetric split) ============ */

    .solution {
      padding: var(--space-xl) 0;
    }
    .solution-grid {
      display: grid;
      grid-template-columns: 1.1fr 1fr;
      gap: 20px;
      align-items: stretch;
    }
    .solution-visual {
      border-radius: var(--radius);
      overflow: hidden;
      background: var(--bg-card);
      position: relative;
      min-height: 540px;
    }
    .solution-visual img {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .solution-panel {
      background: var(--bg-card);
      color: var(--text);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 48px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .solution-panel h2 {
      color: var(--text-bright);
      margin-bottom: 24px;
    }
    .solution-panel h2 em { color: var(--accent); }
    .solution-panel p {
      color: var(--text-muted);
      font-size: 1rem;
      line-height: 1.65;
      margin-bottom: 14px;
    }
    .solution-pills {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 24px;
    }
    .solution-pill {
      padding: 8px 14px;
      background: rgba(56, 189, 248, 0.08);
      border: 1px solid rgba(56, 189, 248, 0.22);
      border-radius: 999px;
      font-size: 0.84rem;
      color: var(--text);
      font-family: var(--mono);
      letter-spacing: -0.01em;
      transition: background 0.2s, border-color 0.2s;
    }
    .solution-pill:hover {
      background: rgba(56, 189, 248, 0.14);
      border-color: rgba(56, 189, 248, 0.35);
    }

    /* ============ KNOWLEDGE GRAPH / COMPOUNDING ============ */

    .graph {
      padding: var(--space-xl) 0;
    }
    .graph-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      align-items: stretch;
    }
    .graph-visual {
      border-radius: var(--radius);
      overflow: hidden;
      background: var(--bg-card);
      position: relative;
      aspect-ratio: 1 / 1;
      border: 2px solid var(--accent);
      box-shadow: 0 0 50px rgba(56, 189, 248, 0.2);
    }
    .graph-visual video {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
      transform: scale(1.10);
      transform-origin: center;
    }
    .graph-panel {
      background: var(--bg-card);
      color: var(--text);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      padding: 48px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .graph-panel h2 {
      color: var(--text-bright);
      margin-bottom: 24px;
    }
    .graph-panel h2 em { color: var(--accent); }
    .graph-panel p {
      color: var(--text-muted);
      font-size: 1rem;
      line-height: 1.65;
      margin-bottom: 14px;
    }
    .graph-cta {
      margin-top: 28px;
      align-self: flex-start;
    }

    /* ============ HOW IT WORKS ============ */

    .how {
      padding: var(--space-xl) 0;
    }
    .how-head {
      max-width: var(--container);
      margin: 0 auto var(--space-lg);
      padding: 0 32px;
    }
    .how-visual {
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 32px;
    }
    .how-visual img {
      width: 100%;
      height: auto;
      border-radius: var(--radius);
      display: block;
    }
    .how-caption {
      max-width: 760px;
      margin: 8px auto 56px;
      padding: 0 32px;
      text-align: center;
      font-family: var(--sans);
      font-size: 1.15rem;
      line-height: 1.5;
      color: var(--text-muted);
      letter-spacing: 0.01em;
    }
    .how-steps {
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 32px;
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
    }
    .how-step {
      padding: 40px 32px;
      background: var(--bg-card);
      border: 1px solid var(--border);
      border-radius: var(--radius);
      position: relative;
      transition: border-color 0.25s, transform 0.25s;
    }
    .how-step:hover {
      border-color: var(--border-strong);
      transform: translateY(-4px);
    }
    .how-step-num {
      font-family: var(--mono);
      font-size: 0.74rem;
      font-weight: 500;
      letter-spacing: 0.2em;
      color: var(--accent);
      margin-bottom: 40px;
    }
    .how-step h3 {
      font-family: var(--display);
      font-size: clamp(1.35rem, 1.7vw, 1.55rem);
      font-weight: 600;
      color: var(--text-bright);
      line-height: 1.15;
      letter-spacing: -0.02em;
      margin-bottom: 16px;
    }
    .how-step p {
      font-size: 0.95rem;
      line-height: 1.6;
    }

    /* ============ SECTION DIVIDER ============ */

    .section-divider {
      margin: -60px 0;
      position: relative;
      z-index: 1;
    }
    .section-divider::after {
      content: "";
      display: block;
      height: 1px;
      background: var(--border);
    }

    /* ============ PAUSE STATEMENT ============ */

    .pause {
      padding: 0 32px;
      /* Collapse the 120px of About bottom-padding and 180px of CTA top-padding
         so the line sits ~50px away from each neighbor. Scales automatically
         because --space-xl / --space-2xl shrink at smaller breakpoints. */
      margin-top: calc(var(--space-xl) * -1 + 50px);
      margin-bottom: calc(var(--space-2xl) * -1 + 50px);
      text-align: center;
      position: relative;
      z-index: 2;
    }
    .pause-line {
      font-family: var(--display);
      font-size: clamp(1.25rem, 2.1vw, 1.6rem);
      line-height: 1.55;
      font-weight: 500;
      letter-spacing: -0.015em;
      color: var(--text);
      max-width: 820px;
      margin: 0 auto;
    }
    .pause-line em {
      font-style: normal;
      color: var(--accent);
      font-weight: 600;
    }
    /* Deliberate two-line break at the comma; reverts to natural wrap on narrow phones */
    .pause-br { display: none; }
    @media (min-width: 560px) { .pause-br { display: inline; } }
    @media (max-width: 720px) {
      .pause { padding: 0 24px; }
    }

    /* ============ TESTIMONIAL ============ */

    .testimonial {
      padding: var(--space-xl) 0;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
      background: var(--bg-deep);
    }
    .testimonial-inner {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 32px;
      display: flex;
      align-items: center;
      gap: 56px;
      text-align: left;
    }
    .testimonial-photo {
      flex-shrink: 0;
      width: 280px;
      height: 280px;
      border-radius: 50%;
      object-fit: cover;
      object-position: center top;
      border: 2px solid var(--accent);
    }
    .testimonial-quote {
      font-family: var(--display);
      font-size: clamp(1.4rem, 2.4vw, 2rem);
      font-weight: 500;
      line-height: 1.35;
      letter-spacing: -0.02em;
      color: var(--text-bright);
      margin-bottom: 32px;
    }
    .testimonial-quote--hero {
      font-size: clamp(2rem, 3.6vw, 3rem);
      font-weight: 600;
      line-height: 1.2;
    }
    .testimonial-quote::before { content: none; }
    .testimonial-quote::after { content: none; }
    .testimonial-attr {
      font-family: var(--mono);
      font-size: 0.78rem;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      color: var(--text-muted);
    }
    .testimonial-attr a {
      color: inherit;
      text-decoration: none;
      transition: text-decoration-color 0.2s;
    }
    .testimonial-attr a:hover {
      text-decoration: underline;
      text-decoration-thickness: 1px;
      text-underline-offset: 3px;
    }

    /* ============ ABOUT ============ */

    .about {
      padding: var(--space-xl) 0;
      position: relative;
      z-index: 1;
    }
    .about-inner {
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 32px;
      display: grid;
      grid-template-columns: 360px 1fr;
      gap: 80px;
      align-items: center;
    }
    .about-photo {
      aspect-ratio: 4 / 5;
      border-radius: var(--radius);
      overflow: hidden;
      background: var(--bg-card);
    }
    .about-photo img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      object-position: 55% 20%;
      transform: scale(1.1);
      transform-origin: 55% 35%;
    }
    .about-text h2 { margin-bottom: 28px; }
    .about-text p {
      font-size: 1rem;
      line-height: 1.7;
      color: var(--text-muted);
      margin-bottom: 18px;
    }

    /* ============ CTA (full-bleed image) ============ */

    .cta {
      position: relative;
      padding: var(--space-2xl) 0;
      overflow: hidden;
      text-align: center;
    }
    .cta-bg {
      position: absolute;
      inset: 0;
      z-index: 0;
    }
    .cta-bg img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      opacity: 0.35;
    }
    .cta-bg::after {
      content: "";
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 50% 50%, transparent 0%, var(--bg) 70%),
        linear-gradient(180deg, var(--bg) 0%, transparent 25%, transparent 75%, var(--bg) 100%);
    }
    .cta-inner {
      position: relative;
      z-index: 1;
      max-width: 760px;
      margin: 0 auto;
      padding: 0 32px;
    }
    .cta h2 {
      margin-bottom: 28px;
    }
    .cta p {
      font-size: 1.1rem;
      line-height: 1.6;
      margin-bottom: 40px;
      color: var(--text-muted);
      max-width: 560px;
      margin-left: auto;
      margin-right: auto;
    }
    .cta-email {
      margin-top: 18px;
      font-size: 0.95rem;
      color: var(--text-muted);
    }
    .cta-email a {
      color: var(--text-muted);
      text-decoration: underline;
      text-underline-offset: 3px;
      transition: color 0.2s ease;
    }
    .cta-email a:hover {
      color: var(--accent);
    }

    /* ============ FOOTER ============ */

    .footer {
      border-top: 1px solid var(--border);
      padding: 56px 0 32px;
      background: var(--bg);
    }
    .footer-inner {
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 32px;
    }
    .footer-top {
      display: grid;
      grid-template-columns: 1fr 1fr 1fr 1fr;
      gap: 32px;
      padding-bottom: 40px;
      border-bottom: 1px solid var(--border);
    }
    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      font-family: var(--display);
      letter-spacing: -0.02em;
      color: var(--text);
      font-weight: 600;
      font-size: 1rem;
    }
    .footer-brand svg { width: 24px; height: 24px; display: block; }
    .footer-col h4 {
      font-family: var(--mono);
      font-size: 0.72rem;
      letter-spacing: 0.18em;
      text-transform: uppercase;
      color: var(--text-subtle);
      margin-bottom: 18px;
      font-weight: 500;
    }
    .footer-col a {
      display: block;
      font-size: 0.88rem;
      color: var(--text-muted);
      margin-bottom: 10px;
      transition: color 0.2s;
    }
    .footer-col a:hover { color: var(--text); }
    .footer-bottom {
      margin-top: 28px;
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 16px;
      font-family: var(--mono);
      font-size: 0.72rem;
      color: var(--text-subtle);
      letter-spacing: 0.08em;
      text-align: center;
    }
    .footer-legal {
      flex-basis: 100%;
      margin-top: 8px;
      text-align: center;
      color: var(--text-subtle);
    }

    /* ============ REVEAL ============ */

    .reveal {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.8s ease, transform 0.8s ease;
    }
    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }

    /* ============ RESPONSIVE ============ */

    @media (max-width: 960px) {
      :root {
        --space-xl: 80px;
        --space-2xl: 120px;
      }
      .nav-links { display: none; }
      .problem-grid,
      .how-steps,
      .footer-top {
        grid-template-columns: 1fr;
      }
      .solution-grid,
      .graph-grid {
        grid-template-columns: 1fr;
      }
      .solution-visual { min-height: 320px; }
      .solution-panel,
      .graph-panel { padding: 32px; }
      .about-inner {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .about-photo { max-width: 280px; margin: 0 auto; }
      .display-section-row {
        grid-template-columns: 1fr;
        align-items: start;
      }
      /* Testimonials: stack text on top, photo below */
      .testimonial-inner {
        flex-direction: column;
        gap: 32px;
        text-align: center;
        align-items: center;
      }
      .testimonial-photo {
        width: 180px;
        height: 180px;
      }
      /* Problem cards more square on tablet/mobile */
      .problem-card {
        aspect-ratio: 4 / 3;
      }
    }

    @media (max-width: 720px) {
      :root {
        --space-xl: 64px;
        --space-2xl: 96px;
        --space-lg: 56px;
      }
      /* Hero video stays as desktop: full 16/9 frame, entire video visible */
      /* Display headlines: smaller min sizes for small screens */
      .display-xl { font-size: clamp(2.2rem, 9vw, 3.4rem); }
      .display-lg { font-size: clamp(1.9rem, 7.5vw, 2.6rem); }
      .display-md { font-size: clamp(1.6rem, 6vw, 2.2rem); }
      /* Salim hero quote: scale back */
      .testimonial-quote--hero {
        font-size: clamp(1.5rem, 6vw, 2rem);
      }
      .testimonial-quote {
        font-size: clamp(1.15rem, 4.5vw, 1.5rem);
      }
      /* Display section spacing */
      .display-section {
        padding: 56px 0 40px;
      }
      .display-section-inner {
        padding: 0 24px;
      }
      .display-section-row {
        gap: 32px;
      }
      .display-section-left .kicker {
        margin-bottom: 20px;
      }
      .display-section-image img {
        max-height: 260px;
        margin: 0 auto;
        display: block;
      }
      .display-section-ctas {
        flex-direction: column;
        align-items: stretch;
      }
      .display-section-ctas .btn {
        width: 100%;
        text-align: center;
        justify-content: center;
      }
      /* Intro band */
      .intro-band {
        padding: 40px 0 28px;
      }
      .intro-band-headline {
        font-size: clamp(1.05rem, 4.5vw, 1.4rem);
      }
      /* Solution + Compounding panels */
      .solution-panel,
      .graph-panel { padding: 28px; }
      .solution-pills { gap: 8px; }
      .solution-pill { font-size: 0.78rem; padding: 6px 12px; }
      /* About */
      .about-text h2 { margin-bottom: 20px; }
      .about-text p { font-size: 0.95rem; }
      /* CTA */
      .cta-inner { padding: 0 24px; }
      .cta p { font-size: 1rem; margin-bottom: 28px; }
      .btn--lg {
        padding: 16px 28px;
        font-size: 0.95rem;
      }
      /* How section caption */
      .how-caption { font-size: 1rem; }
      /* Section dividers tighter padding + smaller negative margin */
      .section-divider {
        margin: -28px 0;
      }
    }

    @media (max-width: 540px) {
      .nav-cta { display: none; }
      .nav-logo span { display: none; }
      .container { padding: 0 20px; }
      .problem-card-content { padding: 24px; }
      .problem-card-num { left: 24px; right: 24px; top: 24px; }
      .footer-top { gap: 24px; }
      .testimonial-photo {
        width: 140px;
        height: 140px;
      }
      .testimonial {
        padding: 56px 0;
      }
      .testimonial-inner {
        padding: 0 24px;
        gap: 24px;
      }
      .problem-card {
        aspect-ratio: 5 / 4;
      }
      .problem-card h3 {
        font-size: 1.15rem;
      }
      .problem-card p {
        font-size: 0.88rem;
      }
      .how-step h3 {
        font-size: 1.15rem;
      }
      .nav { padding: 16px 0; }
      .nav-inner { padding: 0 20px; }
    }