:root {
    --blue: #2f6f8c;
  }
  
  .eyebrow { color: var(--blue); }
  
  /* hero */
  .ab-hero { position: relative; background: #16201a; overflow: hidden; border-bottom: 1px solid var(--line); }
  .ab-hero__bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
  .ab-hero__veil { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(16,32,24,.55) 0%, rgba(16,32,24,.35) 45%, rgba(16,32,24,.82) 100%); }
  .ab-hero__inner { position: relative; padding: 44px 0 40px; }
  .ab-hero h1 { font-size: 36px; letter-spacing: -0.03em; margin: 0 0 14px; color: #fff; text-shadow: 0 2px 24px rgba(0,0,0,.3); }
  .ab-hero p { font-size: 17px; color: #eaf0ec; max-width: 46ch; line-height: 1.55; margin: 0; }
  
  @media (min-width: 900px) {
    .ab-hero__inner { padding: 70px 0 64px; }
    .ab-hero h1 { font-size: 54px; }
    .ab-hero p { font-size: 19px; }
  }
  
  /* mission */
  .ab-mission { padding: 56px 0; }
  .ab-mission__grid { display: grid; grid-template-columns: 1fr; gap: 36px; align-items: center; }
  .ab-mission .eyebrow { display: block; margin-bottom: 14px; }
  .ab-mission h2 { font-size: 30px; letter-spacing: -0.03em; margin: 0 0 20px; }
  .ab-mission__intro p { font-size: 16px; color: var(--muted); line-height: 1.65; margin: 0 0 14px; }
  .ab-mission__intro p:last-child { margin-bottom: 0; }
  .ab-quote { background: var(--ink); border-radius: 22px; padding: 40px 34px; display: flex; align-items: center; }
  .ab-quote p { color: #fff; font-size: 21px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.4; margin: 0; }
  
  @media (min-width: 900px) {
    .ab-mission { padding: 84px 0; }
    .ab-mission__grid { grid-template-columns: 1fr 1.05fr; gap: 64px; }
    .ab-mission h2 { font-size: 40px; }
    .ab-mission__intro p { font-size: 16.5px; }
    .ab-quote { border-radius: 26px; padding: 54px 50px; }
    .ab-quote p { font-size: 26px; }
  }
  
  /* what we do */
  .ab-do { padding: 40px 0 56px; border-top: 1px solid var(--line); }
  .ab-do__head { max-width: 64ch; margin-bottom: 28px; }
  .ab-do__head h2 { font-size: 28px; letter-spacing: -0.03em; margin: 0 0 14px; }
  .ab-do__head p { font-size: 16px; color: var(--muted); line-height: 1.6; margin: 0; }
  .ab-do__list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr; gap: 12px; }
  .ab-do__list li { display: flex; gap: 14px; align-items: center; background: var(--soft); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; font-size: 15px; font-weight: 600; }
  .ab-do__check { width: 28px; height: 28px; flex: none; border-radius: 9px; background: var(--green); color: #fff; display: flex; align-items: center; justify-content: center; }
  
  @media (min-width: 900px) {
    .ab-do { padding: 84px 0; }
    .ab-do__head h2 { font-size: 40px; }
    .ab-do__head p { font-size: 17px; }
    .ab-do__list { grid-template-columns: repeat(2,1fr); gap: 14px; }
    .ab-do__list li { padding: 20px 24px; font-size: 16px; }
    .ab-do__check { width: 30px; height: 30px; }
  }
  
  /* team */
  .ab-team { background: var(--soft); border-top: 1px solid var(--line); padding: 56px 0; }
  .ab-team__head { text-align: center; margin-bottom: 32px; }
  .ab-team__head .eyebrow { display: block; margin-bottom: 12px; }
  .ab-team__head h2 { font-size: 30px; letter-spacing: -0.03em; margin: 0 0 12px; }
  .ab-team__head p { font-size: 16px; color: var(--muted); max-width: 56ch; line-height: 1.55; margin: 0 auto; }
  .ab-team__grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
  .ab-member { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 32px 26px 28px; text-align: center; }
  .ab-member__ava { width: 88px; height: 88px; border-radius: 50%; margin: 0 auto 16px; background: #2c332e; color: #8c958c; display: flex; align-items: center; justify-content: center; overflow: hidden; }
  .ab-member__ava img { width: 100%; height: 100%; object-fit: cover; }
  .ab-member h3 { font-size: 18px; margin: 0 0 4px; }
  .ab-member__role { font-size: 12.5px; color: var(--green); font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; margin: 0 0 14px; }
  .ab-member__bio { font-size: 14px; color: var(--muted); line-height: 1.6; margin: 0; }
  
  .ab-add { width: 88px; height: 88px; border-radius: 50%; margin: 0 auto 16px; border: 2px dashed #cdd6cf; display: flex; align-items: center; justify-content: center; }
  .ab-add__plus { width: 46px; height: 46px; border-radius: 50%; background: var(--green); color: #fff; display: flex; align-items: center; justify-content: center; }
  
  @media (min-width: 640px) {
    .ab-team__grid { grid-template-columns: 1fr 1fr; }
  }
  @media (min-width: 900px) {
    .ab-team { padding: 84px 0; }
    .ab-team__head h2 { font-size: 42px; }
    .ab-team__head p { font-size: 18px; }
    .ab-team__grid { grid-template-columns: repeat(3,1fr); gap: 26px; }
  }