.irt {
  --irt: #c45c4a;
  --irt-ink: #2a1c18;
  --irt-muted: rgba(42, 28, 24, 0.58);
  --irt-line: rgba(196, 92, 74, 0.18);
  --irt-paper: #f7efe6;
  background: #f4ece4;
  color: var(--irt-ink);
}
.irt-inner { width: 100%; max-width: 1140px; margin: 0 auto; }
.irt-sec { padding: 72px 24px; background: #f4ece4; }
.irt-sec--shelf { background: #3a2420; color: #f7efe6; }
.irt-sec--paper { background: var(--irt-paper); }
.irt-sec h2 {
  margin: 0 0 28px;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-align: center;
}
.irt-sec--shelf h2 { color: #f7efe6; }
.irt-note {
  max-width: 560px;
  margin: -8px auto 24px;
  text-align: center;
  color: var(--irt-muted);
  font-size: 15px;
  line-height: 1.7;
}

.irt-hero {
  position: relative;
  overflow: hidden;
  min-height: 640px;
}
.irt-hero-bg,
.irt-hero-bg img { position: absolute; inset: 0; width: 100%; height: 100%; }
.irt-hero-bg img { object-fit: cover; object-position: 68% 40%; }
.irt-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(244, 236, 228, 0.96) 0%, rgba(244, 236, 228, 0.86) 40%, rgba(244, 236, 228, 0.2) 68%, rgba(244, 236, 228, 0.04) 100%);
}
.irt-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;
}
.irt-crumb { margin-bottom: 12px; font-size: 13px; color: var(--irt-muted); }
.irt-crumb a { color: inherit; }
.irt-crumb span { margin: 0 6px; }
.irt-kicker { margin: 0 0 10px; color: var(--irt); font-size: 13px; font-weight: 800; letter-spacing: 0.08em; }
.irt-hero-copy h1 {
  margin: 0 0 14px;
  font-size: clamp(26px, 3.2vw, 38px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.28;
}
.irt-hero-copy h1 em { font-style: normal; color: var(--irt); }
.irt-hero-sub { margin: 0 0 18px; max-width: 520px; color: var(--irt-muted); font-size: 16px; line-height: 1.7; }
.irt-values { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 22px; }
.irt-values li {
  padding: 5px 10px;
  background: #fff;
  border: 2px solid var(--irt);
  color: var(--irt);
  font-size: 12px;
  font-weight: 800;
}
.irt-hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.irt-btn {
  display: inline-flex;
  align-items: center;
  min-height: 50px;
  padding: 0 22px;
  background: var(--irt);
  color: #fff;
  font-size: 16px;
  font-weight: 800;
}
.irt-btn:hover { color: #fff; }
.irt-link { color: var(--irt); font-weight: 700; }
.irt-checks { display: flex; gap: 16px; margin: 16px 0 0; color: var(--irt-muted); font-size: 13px; }

.irt-tags { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.irt-tags article {
  position: relative;
  padding: 28px 16px 18px;
  background: #fff8e8;
  border: 2px solid #2a1c18;
  box-shadow: 4px 4px 0 #2a1c18;
}
.irt-tags article::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 50%;
  width: 14px;
  height: 14px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: #f4ece4;
  box-shadow: inset 0 0 0 2px #2a1c18;
}
.irt-tags b {
  display: inline-block;
  margin-bottom: 8px;
  padding: 2px 8px;
  background: var(--irt);
  color: #fff;
  font-size: 12px;
  letter-spacing: 0.1em;
}
.irt-tags h3 { margin: 0 0 8px; font-size: 17px; }
.irt-tags p { margin: 0; color: var(--irt-muted); font-size: 13px; line-height: 1.65; }

.irt-path { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.irt-path li { padding: 16px 14px; background: rgba(255, 255, 255, 0.08); border-left: 3px solid #e8b4a8; }
.irt-path strong { display: block; margin-bottom: 6px; font-size: 16px; }
.irt-path span { color: rgba(247, 239, 230, 0.68); font-size: 13px; line-height: 1.55; }

.irt-plays { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }
.irt-plays article {
  padding: 16px 12px;
  background: #fff;
  border-bottom: 4px solid var(--irt);
}
.irt-plays h3 { margin: 0 0 8px; font-size: 15px; }
.irt-plays p { margin: 0 0 12px; color: var(--irt-muted); font-size: 13px; line-height: 1.6; }
.irt-plays a { color: var(--irt); font-weight: 700; font-size: 13px; }

.irt-receipts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.irt-receipts article {
  background: #fffdf8;
  border: 1px dashed #c4a888;
  box-shadow: 0 10px 0 rgba(42, 28, 24, 0.06);
}
.irt-receipts header {
  padding: 10px 14px;
  background: repeating-linear-gradient(90deg, #f4ece4 0 8px, #fffdf8 8px 16px);
  border-bottom: 1px dashed #c4a888;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--irt);
}
.irt-receipts h3 { margin: 14px 14px 8px; font-size: 18px; }
.irt-receipts ul { margin: 0 14px 14px; padding: 0; }
.irt-receipts li {
  padding: 7px 0;
  border-top: 1px dotted #d8c8b4;
  font-size: 13px;
  line-height: 1.5;
}

.irt-steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; text-align: center; }
.irt-steps span { display: block; margin-bottom: 12px; color: var(--irt); font-weight: 800; }
.irt-steps img { width: min(100%, 220px); margin: 0 auto; }
.irt-steps strong { display: block; margin-top: 14px; font-size: 16px; }

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

.irt-scenes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.irt-scenes article { background: #fff; border: 2px solid #2a1c18; }
.irt-scenes img { width: 100%; height: 168px; object-fit: cover; }
.irt-scenes span,
.irt-scenes h3,
.irt-scenes p { display: block; margin-left: 16px; margin-right: 16px; }
.irt-scenes span { margin-top: 14px; color: var(--irt); font-size: 12px; font-weight: 800; }
.irt-scenes h3 { margin-top: 6px; margin-bottom: 8px; font-size: 17px; }
.irt-scenes p { margin-bottom: 16px; color: var(--irt-muted); font-size: 14px; line-height: 1.65; }

.irt-faq-wrap { max-width: 760px; }
.irt-faq-wrap h2 { text-align: left; }
.irt-faq details { border-bottom: 1px dashed #c4a888; }
.irt-faq summary { padding: 16px 0; font-size: 16px; font-weight: 750; cursor: pointer; list-style: none; }
.irt-faq summary::-webkit-details-marker { display: none; }
.irt-faq summary::after { content: "+"; float: right; color: var(--irt); }
.irt-faq details[open] summary::after { content: "x"; }
.irt-faq p { margin: 0 0 16px; color: var(--irt-muted); font-size: 14px; line-height: 1.7; }
.irt-more { margin: 28px 0 0; text-align: center; }
.irt-more a { color: var(--irt); font-weight: 700; }

@media (max-width: 1080px) {
  .irt-hero-inner { grid-template-columns: 1fr; min-height: 0; }
  .irt-tags,
  .irt-path,
  .irt-plays,
  .irt-receipts { grid-template-columns: 1fr 1fr; }
  .irt-steps,
  .irt-scenes { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .irt-sec { padding: 48px 16px; }
  .irt-tags,
  .irt-path,
  .irt-plays,
  .irt-receipts { grid-template-columns: 1fr; }
}