.ias {
  --ias: #1e4d7b;
  --ias-oil: #c4a035;
  --ias-ink: #12202e;
  --ias-muted: rgba(18, 32, 46, 0.58);
  --ias-line: rgba(30, 77, 123, 0.16);
  --ias-steel: #eef2f6;
  background: #f4f1ea;
  color: var(--ias-ink);
}
.ias-inner { width: 100%; max-width: 1180px; margin: 0 auto; }
.ias-sec { padding: 72px 24px; background: #f4f1ea; }
.ias-sec--steel { background: var(--ias-steel); }
.ias-sec--pit {
  background:
    linear-gradient(180deg, #163a5c 0%, #0f2438 100%);
  color: #fff;
}
.ias-sec--oil {
  background:
    repeating-linear-gradient(-12deg, rgba(196, 160, 53, 0.08) 0 18px, transparent 18px 36px),
    #1a2c1a;
  color: #f6f0dc;
}
.ias-sec h2 {
  margin: 0 0 32px;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-align: center;
}
.ias-sec--pit h2,
.ias-sec--oil h2 { color: #fff; }
.ias-lead {
  max-width: 640px;
  margin: -8px auto 28px;
  text-align: center;
  font-size: 16px;
  line-height: 1.7;
  color: rgba(246, 240, 220, 0.72);
}

.ias-hero {
  position: relative;
  overflow: hidden;
  min-height: 640px;
}
.ias-hero-bg,
.ias-hero-bg img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.ias-hero-bg img { object-fit: cover; object-position: 70% 45%; }
.ias-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(18, 32, 46, 0.92) 0%, rgba(18, 32, 46, 0.78) 42%, rgba(18, 32, 46, 0.2) 70%, rgba(18, 32, 46, 0.06) 100%);
}
.ias-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 540px);
  gap: 24px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  min-height: 640px;
  padding: 52px 24px 60px;
}
.ias-crumb { margin-bottom: 12px; font-size: 13px; color: rgba(255, 255, 255, 0.62); }
.ias-crumb a { color: inherit; }
.ias-crumb span { margin: 0 6px; }
.ias-kicker {
  margin: 0 0 10px;
  color: var(--ias-oil);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
}
.ias-hero-copy h1 {
  margin: 0 0 14px;
  color: #fff;
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.25;
}
.ias-hero-copy h1 em { font-style: normal; color: var(--ias-oil); }
.ias-hero-sub {
  margin: 0 0 20px;
  max-width: 520px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 16px;
  line-height: 1.7;
}
.ias-values {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 24px;
  max-width: 520px;
}
.ias-values li {
  padding: 6px 12px;
  border: 1px solid rgba(196, 160, 53, 0.4);
  background: rgba(196, 160, 53, 0.12);
  color: #f3e6b8;
  font-size: 13px;
  font-weight: 700;
}
.ias-hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.ias-btn {
  display: inline-flex;
  align-items: center;
  min-height: 50px;
  padding: 0 22px;
  background: var(--ias-oil);
  color: #1a1608;
  font-size: 16px;
  font-weight: 800;
}
.ias-btn:hover { color: #1a1608; filter: brightness(1.06); }
.ias-link { color: #f3e6b8; font-size: 15px; font-weight: 700; }
.ias-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 13px;
}

.ias-pains { display: grid; gap: 0; }
.ias-pains article {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 400px);
  gap: 32px;
  align-items: center;
  padding: 28px 0;
  border-bottom: 1px solid var(--ias-line);
}
.ias-pains article.is-flip { grid-template-columns: minmax(240px, 400px) minmax(0, 1fr); }
.ias-pains article.is-flip img { order: -1; }
.ias-pains span {
  display: inline-block;
  margin-bottom: 8px;
  padding: 2px 8px;
  background: var(--ias);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}
.ias-pains h3 { margin: 0 0 10px; font-size: 22px; font-weight: 800; }
.ias-pains p { margin: 0; color: var(--ias-muted); font-size: 15px; line-height: 1.7; }
.ias-pains img { width: 100%; height: 210px; object-fit: cover; }

.ias-path {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  position: relative;
}
.ias-path::before {
  content: "";
  position: absolute;
  top: 18px;
  left: 8%;
  right: 8%;
  border-top: 2px dashed rgba(196, 160, 53, 0.45);
}
.ias-path li {
  position: relative;
  padding-top: 44px;
  text-align: center;
}
.ias-path li::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 50%;
  width: 16px;
  height: 16px;
  transform: translateX(-50%);
  background: var(--ias-oil);
  box-shadow: 0 0 0 6px rgba(196, 160, 53, 0.2);
}
.ias-path b { display: block; margin-bottom: 6px; font-size: 16px; }
.ias-path span { color: rgba(255, 255, 255, 0.66); font-size: 13px; line-height: 1.55; }

.ias-split { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.ias-split article { padding: 32px 28px; background: #243824; }
.ias-split article.is-card { background: #c4a035; color: #1a1608; }
.ias-split header {
  margin-bottom: 8px;
  color: var(--ias-oil);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
}
.ias-split article.is-card header { color: #1a1608; }
.ias-split h3 { margin: 0 0 16px; font-size: 26px; font-weight: 800; }
.ias-split ul { margin: 0 0 14px; padding-left: 18px; font-size: 15px; line-height: 1.8; list-style: disc; }
.ias-split p { margin: 0; font-size: 14px; line-height: 1.65; color: rgba(246, 240, 220, 0.64); }
.ias-split article.is-card p { color: rgba(26, 22, 8, 0.7); }

.ias-plays { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--ias-line); border: 1px solid var(--ias-line); }
.ias-plays article { display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 8px 14px; padding: 22px 20px; background: #fff; }
.ias-plays span { color: var(--ias); font-size: 26px; font-weight: 800; letter-spacing: -0.04em; }
.ias-plays h3 { margin: 0 0 6px; font-size: 18px; font-weight: 800; }
.ias-plays p { margin: 0 0 10px; color: var(--ias-muted); font-size: 14px; line-height: 1.65; }
.ias-plays a { color: var(--ias); font-weight: 700; }

.ias-tickets { display: grid; gap: 12px; }
.ias-tickets article {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  background: #fff;
  border-left: 6px solid var(--ias-oil);
}
.ias-tickets b {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ias);
  color: #fff;
  writing-mode: vertical-rl;
  letter-spacing: 0.2em;
}
.ias-tickets div { padding: 16px 20px 8px; }
.ias-tickets h3 { margin: 0 0 10px; font-size: 18px; font-weight: 800; }
.ias-tickets dl { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px 12px; margin: 0 0 12px; }
.ias-tickets dt { color: var(--ias-muted); font-size: 12px; }
.ias-tickets dd { margin: 4px 0 0; font-size: 13px; font-weight: 700; line-height: 1.45; }

.ias-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
  text-align: center;
}
.ias-steps span { display: block; margin-bottom: 12px; color: var(--ias); font-weight: 800; }
.ias-steps img { width: min(100%, 220px); margin: 0 auto; border: 4px solid #fff; box-shadow: 0 16px 28px rgba(18, 32, 46, 0.12); }
.ias-steps strong { display: block; margin-top: 14px; font-size: 16px; }

.ias-views { display: flex; justify-content: center; gap: 28px; flex-wrap: wrap; }
.ias-views .iphone { width: min(32%, 200px); }
.ias-views .iphone-body { max-width: none; }
.ias-views figcaption { margin-top: 10px; text-align: center; font-size: 13px; font-weight: 700; }

.ias-scenes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.ias-scenes article { background: #fff; border-top: 4px solid var(--ias-oil); }
.ias-scenes img { width: 100%; height: 168px; object-fit: cover; }
.ias-scenes span,
.ias-scenes h3,
.ias-scenes p { display: block; margin-left: 18px; margin-right: 18px; }
.ias-scenes span { margin-top: 16px; color: var(--ias); font-size: 12px; font-weight: 800; }
.ias-scenes h3 { margin-top: 6px; margin-bottom: 8px; font-size: 18px; font-weight: 800; }
.ias-scenes p { margin-bottom: 18px; color: var(--ias-muted); font-size: 14px; line-height: 1.65; }

.ias-faq-wrap { max-width: 760px; }
.ias-faq-wrap h2 { text-align: left; }
.ias-faq details { border-bottom: 1px solid var(--ias-line); }
.ias-faq summary {
  padding: 16px 0;
  font-size: 16px;
  font-weight: 750;
  cursor: pointer;
  list-style: none;
}
.ias-faq summary::-webkit-details-marker { display: none; }
.ias-faq summary::after { content: "+"; float: right; color: var(--ias); }
.ias-faq details[open] summary::after { content: "x"; }
.ias-faq p { margin: 0 0 16px; color: var(--ias-muted); font-size: 14px; line-height: 1.7; }
.ias-more { margin: 28px 0 0; text-align: center; }
.ias-more a { color: var(--ias); font-weight: 700; }

@media (max-width: 1080px) {
  .ias-hero-inner { grid-template-columns: 1fr; min-height: 0; padding-bottom: 40px; }
  .ias-pains article,
  .ias-pains article.is-flip { grid-template-columns: 1fr; }
  .ias-pains article.is-flip img { order: 0; }
  .ias-path { grid-template-columns: 1fr; }
  .ias-path::before { display: none; }
  .ias-path li { padding-top: 0; padding-left: 28px; text-align: left; }
  .ias-path li::before { left: 0; top: 6px; transform: none; }
  .ias-split,
  .ias-plays { grid-template-columns: 1fr; }
  .ias-tickets dl { grid-template-columns: 1fr 1fr; }
  .ias-steps,
  .ias-scenes { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .ias-sec { padding: 48px 16px; }
  .ias-tickets article { grid-template-columns: 52px minmax(0, 1fr); }
}