/* 经营本 · 茶席动效层 · 尊重 prefers-reduced-motion */
.hero__steam {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.55;
}
.hero__inner { position: relative; z-index: 2; }
.nav-mini { position: relative; z-index: 3; }

.hero__photo {
  transform: scale(1.08);
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 28%;
  background: linear-gradient(to top, rgba(6, 12, 10, 0.92), transparent);
  pointer-events: none;
  z-index: 1;
}

.btn--primary {
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(196, 163, 90, 0.28);
}
.btn--primary::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 -40%;
  width: 40%;
  background: linear-gradient(90deg, transparent, rgba(255, 248, 230, 0.45), transparent);
  transform: skewX(-18deg);
  animation: brassShine 3.6s var(--ease) infinite;
  pointer-events: none;
}
@keyframes brassShine {
  0% { left: -40%; }
  55%, 100% { left: 120%; }
}

.jobs-os__col {
  transition: transform 0.45s var(--ease), box-shadow 0.45s var(--ease), border-color 0.45s;
}
html.js .jobs-os__col {
  opacity: 0;
  transform: translateY(16px);
}
html.js .reveal.is-in .jobs-os__col {
  opacity: 1;
  transform: none;
}
html.js .reveal.is-in .jobs-os__col:nth-child(2) { transition-delay: 0.12s; }
html.js .reveal.is-in .jobs-os__col:nth-child(3) { transition-delay: 0.24s; }
@media (hover: hover) and (pointer: fine) {
  .jobs-os__col:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px rgba(10, 18, 16, 0.12);
    border-color: var(--brass);
  }
}

/* —— FILM · 图解循环片 —— */
.film {
  position: relative;
  background:
    radial-gradient(1200px 420px at 80% 0%, rgba(196, 163, 90, 0.12), transparent 60%),
    var(--ink);
  color: var(--mist);
  overflow: hidden;
  padding-top: clamp(2.2rem, 6vw, 3.6rem);
  padding-bottom: clamp(2.4rem, 7vw, 4rem);
}
.film .eyebrow { color: var(--brass); }
.film h2 { color: #f3efe4; }
.film .lead { color: rgba(232, 240, 234, 0.78); }
.film__stage {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1.25rem;
  margin-top: 1.35rem;
  align-items: center;
}
.film__screen {
  position: relative;
  border: 1px solid rgba(196, 163, 90, 0.35);
  background: #070c0a;
  min-height: 240px;
  overflow: hidden;
  isolation: isolate;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35), inset 0 0 0 1px rgba(196, 163, 90, 0.12);
}
.film__screen::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 80% at 50% 100%, rgba(7, 12, 10, 0.55), transparent 55%),
    linear-gradient(90deg, rgba(7, 12, 10, 0.35), transparent 18%, transparent 82%, rgba(7, 12, 10, 0.35));
  z-index: 1;
}
.film__still,
.film__loop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.film__still {
  opacity: 0.42;
  animation: filmKen 18s var(--ease, cubic-bezier(0.22, 1, 0.36, 1)) infinite alternate;
}
.film__loop { mix-blend-mode: screen; opacity: 0.9; z-index: 1; }
@keyframes filmKen {
  from { transform: scale(1.02); }
  to { transform: scale(1.12) translate(-1.2%, -0.8%); }
}
.film__playhead {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 3px;
  background: rgba(232, 240, 234, 0.12);
}
.film__playhead > i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--brass);
  animation: filmBar 8s linear infinite;
}
@keyframes filmBar {
  from { width: 0; }
  to { width: 100%; }
}
.film__caption {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 1.1rem;
  z-index: 2;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  letter-spacing: 0.08em;
  color: #f7f2e4;
  text-shadow: 0 8px 24px rgba(0, 0, 0, 0.55);
}
.film__caption b {
  display: block;
  font-size: 0.72rem;
  font-family: var(--font-body);
  font-weight: 500;
  letter-spacing: 0.18em;
  color: var(--brass);
  margin-bottom: 0.25rem;
}
.film__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}
.film__steps li {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.65rem;
  align-items: start;
  padding: 0.7rem 0.8rem;
  border: 1px solid rgba(196, 163, 90, 0.18);
  background: rgba(255, 255, 255, 0.03);
  transition: border-color 0.35s, background 0.35s;
}
.film__steps li.is-on {
  border-color: var(--brass);
  background: rgba(196, 163, 90, 0.12);
}
.film__n {
  font-family: var(--font-display);
  color: var(--brass);
  font-size: 1.15rem;
  line-height: 1.2;
}
.film__steps strong {
  display: block;
  color: #f3efe4;
  font-size: 0.98rem;
}
.film__steps span {
  display: block;
  color: rgba(232, 240, 234, 0.62);
  font-size: 0.86rem;
  line-height: 1.45;
}
.film__steps li[data-film-act] {
  cursor: pointer;
}
.film__steps li[data-film-act]:hover {
  border-color: var(--brass);
}
.film__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  margin: 1.1rem 0 0.35rem;
}
.film__cta-note {
  color: rgba(232, 240, 234, 0.55);
  margin: 0 0 0.2rem;
}
@media (max-width: 760px) {
  .film__stage { grid-template-columns: 1fr; }
  .film__screen { min-height: 210px; }
}

.journey__dot {
  box-shadow: 0 0 0 0 rgba(196, 163, 90, 0.45);
  animation: pulseDot 2.8s var(--ease) infinite;
}
@keyframes pulseDot {
  0% { box-shadow: 0 0 0 0 rgba(196, 163, 90, 0.45); }
  70% { box-shadow: 0 0 0 10px rgba(196, 163, 90, 0); }
  100% { box-shadow: 0 0 0 0 rgba(196, 163, 90, 0); }
}

.panel {
  transition: transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
@media (hover: hover) and (pointer: fine) {
  .panel:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 36px rgba(10, 18, 16, 0.1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__steam,
  .film__loop,
  .film__playhead > i,
  .btn--primary::after { display: none !important; animation: none !important; }
  .film__still { animation: none !important; }
  .journey__dot { animation: none; }
  html.js .jobs-os__col { opacity: 1; transform: none; }
}