/* ============================================================
   运营活动视觉设计 · 先知命局好运节 交互式案例页
   基于 styles.css（共享导航 / 按钮），本文件全部作用域在 .ops-case 下
   内容宽度与首页导航一致：980px
   ============================================================ */

.ops-case {
  --op-ink: #3a2213;
  --op-text: #5f4838;
  --op-muted: #8a7262;
  --op-orange: #f47a1f;
  --op-orange-2: #ff9d2e;
  --op-red: #e8432e;
  --op-gold: #ffc04a;
  --op-peach: #fde3c8;
  --op-peach-2: #fff0dd;
  --op-cream: #fdf7e8;
  --op-paper: #fffbf5;
  --op-line: #f3dcc2;
  --op-dash: #f6a45c;
  --op-sans: var(--font-sans);
  --op-display: var(--font-display);
  --op-radius: var(--radius);
  --op-shadow: 0 22px 50px -34px rgba(160, 82, 20, .45);
  --op-width: var(--detail-width);
  background:
    radial-gradient(1100px 620px at 88% -4%, #ffe6c8 0%, rgba(255, 230, 200, 0) 70%),
    radial-gradient(900px 600px at -12% 22%, #fff0dc 0%, rgba(255, 240, 220, 0) 70%),
    var(--op-paper);
  color: var(--op-text);
  font-family: var(--op-sans);
}
.ops-case ::selection { background: #ffd3a8; color: var(--op-ink); }

/* ---------- shell & shared ---------- */
.ops-case .op-shell { position: relative; isolation: isolate; width: min(var(--op-width), calc(100% - 40px)); padding-bottom: 96px; }
.ops-case .op-shell svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.ops-case .op-shell img { height: auto; }
.ops-case .op-section { position: relative; padding: 96px 0; scroll-margin-top: 72px; }
.ops-case .op-section--tint::before,
.ops-case .op-section--warm::before {
  content: '';
  position: absolute;
  inset: 0 calc(50% - 50vw);
  z-index: -1;
  background: linear-gradient(180deg, #fff3e3 0%, #fff8ef 100%);
}
.ops-case .op-section--warm::before {
  background:
    radial-gradient(700px 360px at 85% 12%, rgba(255, 192, 74, .22), transparent 70%),
    linear-gradient(180deg, #fff1de 0%, #fff7ec 100%);
}
.ops-case .op-head { max-width: 720px; margin-bottom: 40px; }
.ops-case .op-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--op-orange);
  font-family: var(--jakarta);
  font-size: var(--fs-small);
  font-weight: 700;
  letter-spacing: .16em;
}
.ops-case .op-kicker::before {
  content: '';
  width: 12px;
  height: 12px;
  background: currentColor;
  clip-path: polygon(50% 0, 62% 38%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0 50%, 38% 38%);
}
.ops-case .op-head h2 {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 16px;
  color: var(--op-ink);
  font-family: var(--op-display);
  font-size: var(--fs-h2);
  font-weight: 800;
  letter-spacing: .01em;
  line-height: 1.12;
}
.ops-case .op-head h2 span { color: var(--op-orange); font-size: var(--fs-card-title); letter-spacing: .02em; }
.ops-case .op-note { margin-top: 16px; color: var(--op-text); font-size: var(--fs-lead); line-height: 1.85; }
.ops-case b { color: var(--op-ink); font-weight: 700; }
.ops-case .op-num {
  color: var(--op-orange);
  font-family: var(--jakarta);
  font-size: var(--fs-small);
  font-style: italic;
  font-weight: 800;
  letter-spacing: .04em;
}

/* buttons that reuse the shared segmented class but carry custom styling */
.ops-case .op-pipe-step,
.ops-case .op-point,
.ops-case .op-stage,
.ops-case .op-dish,
.ops-case .op-popup-thumb,
.ops-case .op-board,
.ops-case .op-dot,
.ops-case .op-pin,
.ops-case .op-chip {
  min-height: 0;
  padding: 0;
  color: inherit;
  font-size: inherit;
  font-weight: inherit;
  text-align: left;
}
.ops-case :is(.op-pipe-step, .op-point, .op-stage, .op-dish, .op-popup-thumb, .op-board, .op-dot, .op-pin, .op-chip):focus-visible {
  outline: 3px solid rgba(244, 122, 31, .45);
  outline-offset: 3px;
}

/* reading progress + chapter rail */
.op-progress { position: fixed; top: 0; left: 0; right: 0; z-index: 120; height: 3px; pointer-events: none; }
.op-progress i { display: block; height: 100%; background: linear-gradient(90deg, #e8432e, #ffc04a); transform: scaleX(0); transform-origin: 0 50%; }
/* 章节导航样式见 site-common.css（.site-rail） */

/* reveal */
.js .ops-case .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s cubic-bezier(.22, 1, .36, 1); }
.js .ops-case .reveal.is-in { opacity: 1; transform: none; }

/* ---------- hero ---------- */
.ops-case .op-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr);
  gap: 24px 32px;
  align-items: center;
  padding: 44px 0 32px;
  scroll-margin-top: 100px;
}
.ops-case .op-hero .project-detail-meta { color: #b08f78; }
.ops-case .op-hero h1 {
  margin: 20px 0 20px;
  color: var(--op-ink);
  font-family: var(--op-display);
  font-size: var(--fs-h1);
  font-weight: 800;
  letter-spacing: .01em;
  line-height: 1.06;
  white-space: nowrap;
}
.ops-case .op-hero h1 small {
  display: block;
  margin-bottom: 12px;
  background: linear-gradient(90deg, #e8432e, #f47a1f 55%, #ffb02e);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: var(--fs-title);
  letter-spacing: .06em;
}
.ops-case .op-lead { max-width: 560px; color: var(--op-text); font-size: var(--fs-lead); line-height: 1.9; }
.ops-case .project-detail-tags li { background: #fdeedd; color: #a2694a; }
.ops-case .op-hero-mascot { position: relative; margin: 0; justify-self: end; width: min(100%, 360px); }
.ops-case .op-hero-mascot img { display: block; width: 100%; animation: op-float 6s ease-in-out infinite; }
@keyframes op-float { 50% { transform: translateY(-10px) rotate(-1deg); } }
.ops-case .op-facts {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--op-line);
  border-radius: var(--radius);
  background: var(--op-line);
}
.ops-case .op-facts div { padding: 16px 20px; background: rgba(255, 251, 245, .94); }
.ops-case .op-facts dt { margin-bottom: 6px; color: var(--op-muted); font-size: var(--fs-small); }
.ops-case .op-facts dd { color: var(--op-ink); font-size: var(--fs-body); font-weight: 500; }
.ops-case .op-facts dd b { color: var(--op-orange); }
.ops-case .project-detail-cover {
  margin-top: 28px;
  border-radius: var(--radius);
  background: #3a1d12;
  box-shadow: 0 30px 70px -44px rgba(140, 40, 10, .55);
}

/* ---------- pipeline ---------- */
.ops-case .op-pipeline {
  margin-top: 56px;
  padding: 32px;
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .75), rgba(255, 246, 234, .9)),
    var(--op-cream);
  box-shadow: inset 0 0 0 1px var(--op-line), var(--op-shadow);
}
.ops-case .op-pipeline header { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 8px 36px; align-items: end; margin-bottom: 24px; }
.ops-case .op-pipeline header .op-kicker { grid-column: 1 / -1; margin: 0; }
.ops-case .op-pipeline h2 { white-space: nowrap; color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-title); font-weight: 800; line-height: 1.2; }
.ops-case .op-pipeline header p { color: var(--op-text); font-size: var(--fs-body); line-height: 1.8; }
.ops-case .op-pipe { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; list-style: none; }
.ops-case .op-pipe li { position: relative; }
.ops-case .op-pipe li:not(:last-child)::after {
  content: "\e841";
  font-family: "iconfont"; font-size: 12px; line-height: 1; color: var(--op-dash);
  position: absolute;
  top: 50%;
  right: -11px;
  z-index: 1;
  transform: translateY(-50%);
}
.ops-case .op-pipe-step {
  display: grid;
  gap: 3px;
  width: 100%;
  height: 100%;
  padding: 14px 14px 16px;
  border: 1.5px dashed var(--op-dash);
  border-radius: var(--radius);
  background: #fff;
  transition: background-color .2s, border-color .2s, transform .2s, box-shadow .2s;
}
.ops-case .op-pipe-step b { color: var(--op-orange); font-family: var(--jakarta); font-size: var(--fs-small); font-style: italic; }
.ops-case .op-pipe-step strong { color: var(--op-ink); font-size: var(--fs-lead); font-weight: 700; }
.ops-case .op-pipe-step span { color: var(--op-muted); font-size: var(--fs-small); line-height: 1.5; }
.ops-case .op-pipe-step:hover { transform: translateY(-2px); }
.ops-case .op-pipe-step[aria-selected="true"] {
  border-style: solid;
  border-color: transparent;
  background: linear-gradient(160deg, #ff9d2e, #f06a1d);
  box-shadow: 0 16px 30px -18px rgba(240, 106, 29, .9);
}
.ops-case .op-pipe-step[aria-selected="true"] :is(b, strong, span) { color: #fff; }
.ops-case .op-pipe-detail {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  margin-top: 18px;
  padding: 16px;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: inset 0 0 0 1px var(--op-line);
}
.ops-case .op-pipe-shots {
  position: relative;
  margin: 0;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  background: #fff6ea;
}
.ops-case .op-pipe-shots img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity .35s ease;
}
.ops-case .op-pipe-shots[data-active="0"] img:nth-child(1),
.ops-case .op-pipe-shots[data-active="1"] img:nth-child(2),
.ops-case .op-pipe-shots[data-active="2"] img:nth-child(3),
.ops-case .op-pipe-shots[data-active="3"] img:nth-child(4),
.ops-case .op-pipe-shots[data-active="4"] img:nth-child(5) { opacity: 1; }
.ops-case .op-pipe-copy { display: grid; gap: 12px; padding-right: 12px; }
.ops-case .op-pipe-name { display: flex; align-items: baseline; gap: 10px; color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-title); }
.ops-case .op-pipe-name b { color: var(--op-orange); font-family: var(--jakarta); font-size: var(--fs-body); font-style: italic; font-weight: 800; }
.ops-case .op-pipe-copy > p:not(.op-pipe-name) { color: var(--op-text); font-size: var(--fs-body); line-height: 1.85; }
.ops-case .op-pipe-link { justify-self: start; display: inline-flex; align-items: center; gap: 6px; color: var(--op-orange); font-size: var(--fs-body); font-weight: 700; }
.ops-case .op-pipe-link svg { width: 16px; height: 16px; }

/* ---------- background ---------- */
.ops-case .op-bg-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 22px; }
.ops-case .op-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 48px 24px 24px;
  border-radius: var(--op-radius);
  background: #fff;
  box-shadow: inset 0 0 0 1px var(--op-line), var(--op-shadow);
}
.ops-case .op-panel--soft { background: linear-gradient(180deg, #fff, #fff6ec); }
.ops-case .op-label {
  position: absolute;
  top: -14px;
  left: 22px;
  padding: 7px 18px 7px 16px;
  border-radius: var(--radius) var(--radius) var(--radius) 4px;
  background: linear-gradient(90deg, #f47a1f, #ffa53a);
  color: #fff;
  font-family: var(--op-display);
  font-size: var(--fs-card-title);
  font-weight: 800;
  letter-spacing: .04em;
  box-shadow: 0 10px 20px -12px rgba(240, 106, 29, .9);
}
.ops-case .op-label--red { background: linear-gradient(90deg, #e8432e, #f47a5a); }
.ops-case .op-pains { flex: 1; display: grid; gap: 12px; list-style: none; }
.ops-case .op-pains li {
  display: grid;
  grid-template-columns: 28px minmax(0, 110px) minmax(0, 1fr);
  align-items: center;
  gap: 8px 12px;
  padding: 16px;
  border: 1.5px solid #f8c79a;
  border-radius: var(--radius);
  background: var(--op-paper);
}
.ops-case .op-pains strong { color: var(--op-ink); font-size: var(--fs-lead); }
.ops-case .op-pains p { color: var(--op-text); font-size: var(--fs-small); line-height: 1.7; }
.ops-case .op-needs { flex: 1; display: grid; align-content: space-between; gap: 12px; list-style: none; }
.ops-case .op-needs li {
  padding: 14px 16px;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: inset 0 0 0 1px #f8e3cf;
  color: var(--op-text);
  font-size: var(--fs-body);
  line-height: 1.75;
}
.ops-case .op-needs li b { margin-right: 4px; color: var(--op-red); }
.ops-case .op-needs li:last-child { display: flex; align-items: center; gap: 14px; }
.ops-case .op-stat { flex: 0 0 auto; color: var(--op-red); font-family: var(--jakarta); font-size: var(--fs-section); font-style: italic; font-weight: 800; line-height: 1; }
.ops-case .op-solve {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  margin-top: 26px;
  padding: 24px;
  border: 1.5px solid #f8c79a;
  border-radius: var(--radius);
  background: linear-gradient(180deg, #fffaf3, #fff2e2);
}
.ops-case .op-solve-side { display: grid; justify-items: center; gap: 12px; padding: 20px; border-radius: var(--radius); background: #fff; text-align: center; box-shadow: inset 0 0 0 1px var(--op-line); }
.ops-case .op-solve-side p { color: var(--op-ink); font-size: var(--fs-body); line-height: 1.8; }
.ops-case .op-pill { padding: 6px 18px; border-radius: 999px; background: linear-gradient(90deg, #e8432e, #f47a1f); color: #fff; font-size: var(--fs-body); font-weight: 700; }
.ops-case .op-solve-core {
  position: relative;
  display: grid;
  place-content: center;
  justify-self: center;
  width: min(100%, 320px);
  aspect-ratio: 1;
  padding: 24px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 30%, #ffc04a, #f58a1f 70%);
  color: #fff;
  box-shadow: 0 24px 40px -24px rgba(240, 106, 29, .85), inset 0 0 0 6px rgba(255, 255, 255, .35);
}
.ops-case .op-solve-core::before,
.ops-case .op-solve-core::after {
  content: "\e841";
  position: absolute;
  top: 50%;
  color: var(--op-orange);
  font-family: "iconfont";
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
  transform: translateY(-50%);
}
.ops-case .op-solve-core::before { left: -20px; }
.ops-case .op-solve-core::after { right: -20px; }
.ops-case .op-solve-title { margin-bottom: 12px; color: #fff; font-family: var(--op-display); font-size: var(--fs-title); text-align: center; text-shadow: 0 2px 0 rgba(200, 70, 20, .45); }
.ops-case .op-solve-core ul { display: grid; gap: 7px; width: max-content; max-width: 100%; margin: 0 auto; list-style: none; }
.ops-case .op-solve-core li { display: flex; align-items: center; gap: 8px; font-size: var(--fs-body); font-weight: 500; }
.ops-case .op-solve-core li svg { flex: 0 0 auto; width: 18px; height: 18px; padding: 2px; border-radius: 50%; background: #fff; color: var(--op-orange); stroke-width: 3; }

/* ---------- goals ---------- */
.ops-case .op-goals { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; list-style: none; }
.ops-case .op-goal {
  position: relative;
  display: grid;
  align-content: start;
  justify-items: center;
  gap: 12px;
  padding: 30px 22px 22px;
  border-radius: var(--op-radius);
  background: #fff;
  text-align: center;
  box-shadow: inset 0 0 0 1px var(--op-line), var(--op-shadow);
}
.ops-case .op-goal:not(:last-child)::after {
  content: "\e841";
  position: absolute;
  top: 50%;
  right: -18px;
  z-index: 1;
  color: var(--op-orange-2);
  font-family: "iconfont";
  font-size: 18px;
  line-height: 1;
  transform: translateY(-50%);
}
.ops-case .op-goal h3 { order: 0; color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-title); font-weight: 800; }
.ops-case .op-goal-tag { order: 1; padding: 6px 20px; border-radius: 999px; background: linear-gradient(180deg, #ffc65a, #ffa62e); color: #fff; font-size: var(--fs-body); font-weight: 700; box-shadow: 0 8px 16px -10px rgba(240, 140, 30, .9); }
.ops-case .op-goal p { order: 2; color: var(--op-text); font-size: var(--fs-body); line-height: 1.8; text-align: left; }
.ops-case .op-goal small { order: 3; justify-self: start; padding: 4px 10px; border-radius: var(--radius); background: var(--op-peach-2); color: #a25f30; font-size: var(--fs-small); }
.ops-case .op-banner {
  position: relative;
  margin-top: 38px;
  padding: 34px 28px 24px;
  border-radius: var(--op-radius);
  background: #fff;
  box-shadow: inset 0 0 0 1px var(--op-line), var(--op-shadow);
}
.ops-case .op-banner-tag {
  position: absolute;
  top: -16px;
  left: 22px;
  padding: 7px 20px;
  border-radius: var(--radius) var(--radius) var(--radius) 4px;
  background: linear-gradient(90deg, #f47a1f, #ffa53a);
  color: #fff;
  font-family: var(--op-display);
  font-size: var(--fs-card-title);
}
.ops-case .op-banner p { color: var(--op-ink); font-size: var(--fs-body); line-height: 1.9; }

/* ---------- phone frames ---------- */
.ops-case .op-phone { position: relative; margin: 0 auto; }
.ops-case .op-phone > img { display: block; width: 100%; }

/* ---------- venue ---------- */
.ops-case .op-venue { display: grid; grid-template-columns: minmax(0, 280px) minmax(0, 1fr); gap: 48px; align-items: start; }
.ops-case .op-phone--venue { position: sticky; top: 96px; width: 100%; max-width: 280px; }
.ops-case .op-zone,
.ops-case .op-glow {
  position: absolute;
  pointer-events: none;
  opacity: 0;
  transition: opacity .35s ease, transform .35s ease;
}
.ops-case .op-zone { border: 2.5px solid #ffd257; border-radius: var(--radius); box-shadow: 0 0 22px rgba(255, 210, 87, .65); }
.ops-case .op-zone--title { left: 20%; top: 6.4%; width: 59%; height: 12.2%; }
.ops-case .op-zone--hall { left: 36%; top: 27.6%; width: 62%; height: 29%; border-radius: 40%; }
.ops-case .op-zone--stage { left: 2%; top: 45.6%; width: 39%; height: 22%; border-radius: 30%; }
.ops-case .op-glow {
  left: var(--x);
  top: var(--y);
  width: 48px;
  height: 48px;
  margin: -24px 0 0 -24px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 233, 140, .95) 0%, rgba(255, 190, 70, .55) 35%, rgba(255, 190, 70, 0) 70%);
  transform: scale(.4);
}
.ops-case .op-phone--venue[data-mode="0"] .op-zone[data-mode="0"],
.ops-case .op-phone--venue[data-mode="1"] .op-zone[data-mode="1"] { opacity: 1; }
.ops-case .op-phone--venue[data-mode="3"] .op-glow { opacity: 1; transform: scale(1); animation: op-twinkle 1.8s ease-in-out infinite; }
.ops-case .op-phone--venue[data-mode="3"] .op-glow:nth-of-type(2n) { animation-delay: .6s; }
@keyframes op-twinkle { 50% { transform: scale(.72); opacity: .55; } }
.ops-case .op-pin {
  position: absolute;
  left: var(--x);
  top: var(--y);
  min-width: 0;
  padding: 0;
  width: 22px;
  height: 22px;
  margin: -11px 0 0 -11px;
  overflow: hidden;
  border-radius: 999px;
  background: transparent;
  color: transparent;
  font-size: 0;
  transition: width .25s, margin .25s, background-color .25s;
}
.ops-case .op-pin::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid #fff;
  border-radius: inherit;
  animation: op-ping 2s ease-out infinite;
}
@keyframes op-ping { 0% { box-shadow: 0 0 0 0 rgba(255, 210, 87, .85); } 80%, 100% { box-shadow: 0 0 0 12px rgba(255, 210, 87, 0); } }
.ops-case .op-phone--venue[data-mode="2"] .op-pin {
  width: auto;
  height: 26px;
  margin: -13px 0 0 -38px;
  padding: 0 10px;
  background: linear-gradient(180deg, #ff6a4a, #e8432e);
  color: #fff;
  font-size: var(--fs-small);
  font-weight: 700;
  line-height: 26px;
  box-shadow: 0 8px 18px -8px rgba(160, 30, 10, .9);
}
.ops-case .op-phone--venue[data-mode="2"] .op-pin::before { border-color: rgba(255, 255, 255, .8); }
.ops-case .op-venue-points { display: grid; gap: 12px; }
.ops-case .op-point {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 12px;
  width: 100%;
  padding: 20px 22px;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: inset 0 0 0 1px var(--op-line);
  transition: box-shadow .25s, transform .25s, background-color .25s;
}
.ops-case .op-point .op-num { grid-row: span 2; padding-top: 6px; font-size: var(--fs-body); }
.ops-case .op-point strong { color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-title); font-weight: 800; line-height: 1.2; }
.ops-case .op-point p { color: var(--op-text); font-size: var(--fs-body); line-height: 1.8; }
.ops-case .op-point:hover { transform: translateX(4px); }
.ops-case .op-point[aria-selected="true"] {
  background: linear-gradient(120deg, #fff, #fff2e2);
  box-shadow: inset 0 0 0 2px var(--op-orange-2), var(--op-shadow);
}
.ops-case .op-entry-tip { min-height: 24px; padding: 2px 4px; color: var(--op-orange); font-size: var(--fs-body); font-weight: 500; }

/* ---------- strategy ---------- */
.ops-case .op-strategy { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 290px); gap: 48px; align-items: center; }
.ops-case .op-stages { position: relative; display: grid; gap: 12px; list-style: none; }
.ops-case .op-stages::before {
  content: '';
  position: absolute;
  top: 18px;
  bottom: 18px;
  left: 100px;
  width: 3px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, #ffb24a, #f47a1f 70%, rgba(244, 122, 31, .15));
}
.ops-case .op-stage { display: grid; grid-template-columns: 86px 1fr; gap: 30px; align-items: center; width: 100%; }
.ops-case .op-stage-when { display: grid; gap: 4px; justify-items: end; color: var(--op-muted); font-size: var(--fs-small); text-align: right; }
.ops-case .op-stage-when b { color: #f6a160; font-family: var(--op-display); font-size: var(--fs-title); font-weight: 800; transition: color .2s; }
.ops-case .op-stage-body {
  display: grid;
  gap: 5px;
  padding: 18px 22px;
  border: 1.5px dashed var(--op-dash);
  border-radius: var(--radius);
  background: #fff;
  transition: background-color .25s, border-color .25s, box-shadow .25s;
}
.ops-case .op-stage-body strong { color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-title); font-weight: 800; }
.ops-case .op-stage-body > span { color: var(--op-text); font-size: var(--fs-body); line-height: 1.8; }
.ops-case .op-stage-body em { color: var(--op-orange); font-family: var(--jakarta); font-size: var(--fs-card-title); font-style: italic; font-weight: 800; }
.ops-case .op-stage[aria-selected="true"] .op-stage-when b { color: var(--op-orange); }
.ops-case .op-stage[aria-selected="true"] .op-stage-body { border-style: solid; border-color: var(--op-orange-2); background: linear-gradient(120deg, #fff, #fff1df); box-shadow: var(--op-shadow); }
.ops-case .op-phone--strategy { width: 100%; max-width: 290px; }
.ops-case .op-szone {
  position: absolute;
  top: var(--t);
  left: var(--l);
  width: var(--w);
  height: var(--h);
  border: 2.5px solid #ffd257;
  border-radius: var(--radius);
  background: rgba(255, 210, 87, .12);
  box-shadow: 0 0 22px rgba(255, 196, 70, .7);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
}
.ops-case .op-szone i {
  position: absolute;
  top: -12px;
  right: 10px;
  padding: 2px 10px;
  border-radius: 999px;
  background: #e8432e;
  color: #fff;
  font-size: var(--fs-small);
  font-style: normal;
  font-weight: 700;
  white-space: nowrap;
}
.ops-case .op-phone--strategy[data-zone="0"] .op-szone[data-zone="0"],
.ops-case .op-phone--strategy[data-zone="1"] .op-szone[data-zone="1"],
.ops-case .op-phone--strategy[data-zone="2"] .op-szone[data-zone="2"],
.ops-case .op-phone--strategy[data-zone="3"] .op-szone[data-zone="3"] { opacity: 1; }

/* ---------- matrix (auto carousel + wheel) ---------- */
.ops-case .op-matrix-tabs { max-width: 100%; overflow-x: auto; margin-bottom: 28px; border-color: var(--op-line); background: #fff4e6; scrollbar-width: none; }
.ops-case .op-matrix-tabs .ui-segmented__item { flex: 0 0 auto; transition: background-color .35s, color .35s, box-shadow .35s; }
.ops-case .op-matrix-tabs .ui-segmented__item.active { background: linear-gradient(180deg, #ff9d2e, #f06a1d); color: #fff; box-shadow: 0 8px 18px -10px rgba(240, 106, 29, .9); }
.ops-case .op-matrix-body { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 40px; align-items: center; }
.ops-case .op-matrix-phones {
  position: relative;
  height: clamp(420px, 44vw, 540px);
  overflow: hidden;
  overscroll-behavior: contain;
}
.ops-case .op-matrix-phones img {
  position: absolute;
  top: 0;
  left: 50%;
  z-index: var(--z, 1);
  width: auto;
  height: 100%;
  max-width: none;
  cursor: pointer;
  opacity: var(--op, 1);
  filter: saturate(var(--sat, 1));
  transform: translateX(calc(-50% + var(--o, 0) * 62%)) scale(var(--s, 1));
  transform-origin: 50% 0;
  transition: transform .6s cubic-bezier(.22, 1, .36, 1), opacity .4s, filter .4s;
  -webkit-mask-image: linear-gradient(180deg, #000 82%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 82%, transparent 100%);
}
.ops-case .op-matrix-info { display: grid; gap: 12px; }
.ops-case .op-matrix-role { justify-self: start; padding: 5px 14px; border-radius: 999px; background: var(--op-peach); color: #a64d14; font-size: var(--fs-small); font-weight: 700; }
.ops-case .op-matrix-info h3 { color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-section); font-weight: 800; line-height: 1.1; }
.ops-case .op-matrix-info > p { color: var(--op-text); font-size: var(--fs-body); line-height: 1.85; }
.ops-case .op-matrix-list { display: grid; gap: 9px; margin-top: 4px; list-style: none; }
.ops-case .op-matrix-list li {
  position: relative;
  padding: 11px 14px 11px 38px;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: inset 0 0 0 1px var(--op-line);
  color: var(--op-ink);
  font-size: var(--fs-body);
  line-height: 1.6;
}
.ops-case .op-matrix-list li::before {
  content: '';
  position: absolute;
  top: 16px;
  left: 15px;
  width: 12px;
  height: 12px;
  background: var(--op-orange);
  clip-path: polygon(50% 0, 62% 38%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0 50%, 38% 38%);
}
.ops-case .is-swapping { animation: op-swap .35s ease; }
@keyframes op-swap { from { opacity: .2; transform: translateY(6px); } }

/* ---------- resources / feast ---------- */
.ops-case .op-feast { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 250px); gap: 28px; align-items: start; }
.ops-case .op-feast-board {
  padding: 22px;
  border-radius: var(--radius);
  background: #fdf7e7;
  box-shadow: inset 0 0 0 1px var(--op-line), var(--op-shadow);
}
.ops-case .op-feast-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.ops-case .op-feast-top p { display: grid; gap: 4px; }
.ops-case .op-feast-top strong { color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-title); font-weight: 800; }
.ops-case .op-feast-top span { color: var(--op-muted); font-size: var(--fs-small); }
.ops-case .op-feast-reset { width: 42px; height: 42px; flex: 0 0 auto; }
.ops-case .op-feast-meter {
  position: relative;
  height: 20px;
  margin: 14px 0 16px;
  overflow: hidden;
  border-radius: 999px;
  background: #fae6cf;
  box-shadow: inset 0 1px 3px rgba(150, 70, 10, .18);
}
.ops-case .op-feast-meter i {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #ffc04a, #f47a1f);
  transition: width .45s cubic-bezier(.22, 1, .36, 1);
}
.ops-case .op-feast-meter span { position: absolute; inset: 0; display: grid; place-items: center; color: var(--op-ink); font-family: var(--jakarta); font-size: var(--fs-small); font-weight: 800; }
.ops-case .op-dishes { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px 8px; list-style: none; }
.ops-case .op-dish { position: relative; display: grid; justify-items: center; gap: 0; width: 100%; border-radius: var(--radius); }
.ops-case .op-dish img { width: 100%; aspect-ratio: 4 / 3; object-fit: contain; padding: 6% 4%; filter: drop-shadow(0 8px 10px rgba(140, 70, 20, .18)); transition: transform .3s cubic-bezier(.34, 1.56, .64, 1), filter .3s; }
.ops-case .op-dish span { margin-top: 2px; color: var(--op-text); font-size: var(--fs-small); font-weight: 500; }
.ops-case .op-dish:hover img { transform: translateY(-4px) rotate(-2deg); }
.ops-case .op-dish::after {
  content: '';
  position: absolute;
  top: 2%;
  right: 6%;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #2bb673 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4L18 8' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 15px no-repeat;
  box-shadow: 0 0 0 3px #fdf7e7, 0 6px 12px -4px rgba(20, 120, 70, .6);
  opacity: 0;
  transform: scale(.4);
  transition: opacity .2s, transform .3s cubic-bezier(.34, 1.56, .64, 1);
}
.ops-case .op-dish[aria-pressed="true"]::after { opacity: 1; transform: scale(1); }
.ops-case .op-dish[aria-pressed="true"] img { background: radial-gradient(closest-side, rgba(255, 196, 92, .35), transparent); border-radius: 50%; }
.ops-case .op-dish[aria-pressed="true"] span { color: var(--op-orange); font-weight: 700; }
.ops-case .op-dishes.is-full .op-dish[aria-pressed="false"] img { filter: grayscale(.8) opacity(.5); }
.ops-case .op-popup-stage { position: sticky; top: 96px; display: grid; gap: 12px; }
.ops-case .op-popup-frame { position: relative; margin: 0; }
.ops-case .op-popup-frame img { display: block; width: 100%; filter: drop-shadow(0 22px 26px rgba(80, 20, 0, .35)); }
.ops-case .op-popup-caption { min-height: 22px; color: var(--op-ink); font-size: var(--fs-small); font-weight: 500; text-align: center; }
.ops-case .op-popup-thumbs { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 6px; }
.ops-case .op-popup-thumb { position: relative; padding-bottom: 8px; opacity: .5; transition: opacity .2s; }
.ops-case .op-popup-thumb img { display: block; width: 100%; }
.ops-case .op-popup-thumb::after { content: ''; position: absolute; left: 30%; right: 30%; bottom: 0; height: 3px; border-radius: var(--radius); background: transparent; }
.ops-case .op-popup-thumb[aria-pressed="true"],
.ops-case .op-popup-thumb:hover { opacity: 1; }
.ops-case .op-popup-thumb[aria-pressed="true"]::after { background: var(--op-orange); }
.ops-case .op-figures {
  display: grid;
  grid-template-columns: minmax(0, 220px) minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  margin-top: 36px;
  padding: 22px 24px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .72);
  box-shadow: inset 0 0 0 1px var(--op-line);
}
.ops-case .op-figures h3 { margin-bottom: 8px; color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-title); font-weight: 800; }
.ops-case .op-figures p { color: var(--op-text); font-size: var(--fs-body); line-height: 1.8; }
.ops-case .op-figures ul { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; list-style: none; }
.ops-case .op-figures li {
  display: grid;
  place-items: end center;
  aspect-ratio: 1;
  overflow: hidden;
  padding-bottom: 8%;
  border-radius: var(--radius);
  background: radial-gradient(circle at 50% 38%, #fff1e0, #fbd9b6 90%);
}
.ops-case .op-figures img { display: block; width: auto; height: 82%; max-width: 92%; object-fit: contain; transition: transform .3s cubic-bezier(.34, 1.56, .64, 1); }
.ops-case .op-figures li:hover img { transform: translateY(-6px) scale(1.05); }

/* ---------- workflow ---------- */
.ops-case .op-flow-wrap {
  margin-bottom: 26px;
  padding: 28px 28px 20px;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: inset 0 0 0 1px var(--op-line), var(--op-shadow);
}
.ops-case .op-flow { position: relative; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; list-style: none; }
.ops-case .op-flow::before {
  content: '';
  position: absolute;
  top: 21px;
  left: 22px;
  right: calc(25% - 4px);
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--op-dash) 0 8px, transparent 8px 14px);
}
.ops-case .op-flow li { position: relative; display: grid; align-content: start; gap: 6px; }
.ops-case .op-flow-dot {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 8px;
  border-radius: 50%;
  background: linear-gradient(160deg, #ffb24a, #f06a1d);
  color: #fff;
  font-family: var(--jakarta);
  font-size: var(--fs-body);
  font-style: italic;
  font-weight: 800;
  box-shadow: 0 0 0 6px #fff, 0 10px 18px -8px rgba(240, 106, 29, .9);
}
.ops-case .op-flow strong { color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-title); font-weight: 800; }
.ops-case .op-flow p { color: var(--op-text); font-size: var(--fs-small); line-height: 1.7; }
.ops-case .op-flow em { justify-self: start; margin-top: 4px; padding: 4px 10px; border-radius: var(--radius); background: var(--op-peach-2); color: #a25f30; font-size: var(--fs-small); font-style: normal; font-weight: 500; }
.ops-case .op-flow-loop {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px dashed var(--op-line);
  color: var(--op-text);
  font-size: var(--fs-small);
}
.ops-case .op-flow-loop svg { width: 16px; height: 16px; color: var(--op-orange); }
.ops-case .op-tool {
  display: grid;
  gap: 22px;
  margin-top: 22px;
  padding: 28px;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: inset 0 0 0 1px var(--op-line), var(--op-shadow);
}
.ops-case .op-tool-head { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 8px 36px; align-items: end; }
.ops-case .op-tool-badge { grid-column: 1 / -1; justify-self: start; padding: 5px 14px; border-radius: 999px; background: #fdeedd; color: #a64d14; font-family: var(--jakarta); font-size: var(--fs-small); font-weight: 700; letter-spacing: .02em; }
.ops-case .op-tool-badge--sd { background: #efe9fb; color: #5d3fa8; }
.ops-case .op-tool-head h3 { white-space: nowrap; color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-h2); font-weight: 800; line-height: 1.15; }
.ops-case .op-tool-head > p:last-child { color: var(--op-text); font-size: var(--fs-body); line-height: 1.85; }
.ops-case .op-mj { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 18px; }
.ops-case .op-mj-main { display: grid; gap: 12px; align-content: start; }
.ops-case .op-mj-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.ops-case .op-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 999px;
  background: #fff6ec;
  color: var(--op-muted);
  font-size: var(--fs-small);
  font-weight: 700;
  box-shadow: inset 0 0 0 1px var(--op-line);
  transition: background-color .2s, color .2s, box-shadow .2s;
}
.ops-case .op-chip::before { content: ''; width: 10px; height: 10px; flex: 0 0 auto; border: 2px solid var(--c); border-radius: var(--radius); transition: background-color .2s; }
.ops-case .op-chip[aria-pressed="true"] { background: #fff; color: var(--op-ink); box-shadow: inset 0 0 0 1.5px var(--c); }
.ops-case .op-chip[aria-pressed="true"]::before { background: var(--c); }
.ops-case .op-prompt { display: grid; gap: 12px; padding: 20px 22px; border-radius: var(--radius); background: #2a1a12; color: #f5e6d6; }
.ops-case .op-prompt-label { color: #c9a68b; font-size: var(--fs-small); font-weight: 700; letter-spacing: .08em; }
.ops-case .op-prompt-text { min-height: 112px; font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; font-size: var(--fs-small); line-height: 1.85; word-break: break-word; }
.ops-case .op-prompt-text span { color: color-mix(in srgb, var(--c) 35%, #fff); }
.ops-case .op-prompt-text span[hidden] { display: none; }
.ops-case .op-copy { justify-self: start; min-height: 40px; border-color: #5a3f30; background: #3a261b; color: #fff; font-size: var(--fs-body); }
.ops-case .op-copy:hover { border-color: #7a5a48; background: #47301f; }
.ops-case .op-mj-system { display: grid; gap: 10px; list-style: none; }
.ops-case .op-mj-system li { display: grid; gap: 3px; padding: 14px 16px; border-radius: var(--radius); background: var(--op-peach-2); }
.ops-case .op-mj-system b { color: var(--op-orange); font-size: var(--fs-caption); letter-spacing: .1em; }
.ops-case .op-mj-system strong { color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-card-title); font-weight: 800; }
.ops-case .op-mj-system span { color: var(--op-text); font-size: var(--fs-small); line-height: 1.7; }
.ops-case .op-lora-flow { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; list-style: none; }
.ops-case .op-lora-flow > li { position: relative; display: grid; grid-template-rows: auto auto auto 1fr; align-content: start; gap: 4px; }
.ops-case .op-lora-flow > li:not(:last-child)::after {
  content: "\e841";
  color: #9b7fe0; font-family: "iconfont"; font-size: 13px; line-height: 1;
  position: absolute;
  top: 66px;
  right: -12px;
  z-index: 1;
  transform: none;
}
.ops-case .op-lora-flow figure {
  display: grid;
  place-items: center;
  height: 140px;
  margin: 0 0 8px;
  padding: 10px;
  overflow: hidden;
  border-radius: var(--radius);
  background: #fdf7e7;
}
.ops-case .op-lora-flow figure img { width: auto; height: 100%; max-width: 100%; max-height: 120px; object-fit: contain; border-radius: var(--radius); }
.ops-case .op-lora-flow .op-lora-trio { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; padding: 6px; }
.ops-case .op-lora-flow .op-num { color: #7d5fd0; }
.ops-case .op-lora-flow h4 { color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-card-title); font-weight: 800; }
.ops-case .op-lora-flow p { color: var(--op-text); font-size: var(--fs-small); line-height: 1.7; }
.ops-case .op-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; list-style: none; }
.ops-case .op-tags li { display: block; padding: 2px 8px; border-radius: var(--radius); background: #f2edfc; color: #5d3fa8; font-size: var(--fs-caption); font-weight: 600; }
.ops-case .op-motto {
  margin-top: 26px;
  padding: 18px;
  border: 1.5px dashed var(--op-dash);
  border-radius: var(--radius);
  background: linear-gradient(90deg, #fde3c4, #ffeedd 50%, #fde3c4);
  color: var(--op-ink);
  font-family: var(--op-display);
  font-size: clamp(18px, 2.4vw, 24px);
  text-align: center;
}

/* ---------- results ---------- */
.ops-case .op-kpis { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.ops-case .op-kpi {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 18px 20px 16px;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: inset 0 0 0 1px var(--op-line);
}
.ops-case .op-kpi-label { color: var(--op-ink); font-size: var(--fs-body); font-weight: 700; }
.ops-case .op-kpi-value { display: flex; align-items: baseline; gap: 2px; color: var(--op-orange); font-family: var(--jakarta); font-style: italic; font-weight: 800; line-height: 1; }
.ops-case .op-kpi-value b { color: inherit; font-size: var(--fs-section); }
.ops-case .op-kpi-value small { margin-right: 2px; font-size: var(--fs-lead); }
.ops-case .op-kpi-bar { display: grid; gap: 4px; margin-top: 4px; }
.ops-case .op-kpi-bar i { display: block; height: 6px; border-radius: 99px; transform-origin: 0 50%; transition: transform 1.1s cubic-bezier(.22, 1, .36, 1); }
.ops-case .op-kpi-bar i:first-child { width: calc(var(--a, 0) / var(--max) * 100%); background: #e3cfbd; }
.ops-case .op-kpi-bar i:last-child { width: calc(var(--b) / var(--max) * 100%); background: linear-gradient(90deg, #ffc04a, #f47a1f); }
.ops-case .op-kpi-bar--single i:first-child { display: none; }
.js .ops-case .op-kpis:not(.is-counted) .op-kpi-bar i { transform: scaleX(0); }
.ops-case .op-kpi-from { color: var(--op-muted); font-size: var(--fs-small); }
.ops-case .op-insights { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 12px; list-style: none; }
.ops-case .op-insights li {
  display: grid;
  align-content: start;
  gap: 6px;
  padding: 16px 18px;
  border-radius: var(--radius);
  background: linear-gradient(140deg, #fff7ec, #ffe8cf);
  box-shadow: inset 0 0 0 1px #f8d3ac;
}
.ops-case .op-insights b { color: var(--op-red); font-size: var(--fs-small); letter-spacing: .04em; }
.ops-case .op-insights p { color: var(--op-ink); font-size: var(--fs-body); line-height: 1.8; }
.ops-case .op-banner--final { margin-top: 36px; }

/* ---------- boards: full-bleed full-screen carousel ---------- */
.ops-case .project-detail-gallery { padding: 0; border-top: 0; scroll-margin-top: 0; }
.ops-case .op-reel {
  position: relative;
  width: 100vw;
  height: 100vh;
  height: 100svh;
  margin-left: calc(50% - 50vw);
  overflow: hidden;
  background:
    radial-gradient(900px 500px at 15% 0%, rgba(255, 150, 60, .28), transparent 70%),
    radial-gradient(900px 500px at 90% 100%, rgba(232, 67, 46, .3), transparent 70%),
    #2b140b;
  touch-action: pan-y;
}
.ops-case .op-reel-track { display: flex; height: 100%; transition: transform .8s cubic-bezier(.65, 0, .35, 1); will-change: transform; }
.ops-case .op-reel-track.is-jump { transition: none; }
.ops-case .op-board {
  flex: 0 0 100%;
  display: block;
  height: 100%;
  overflow: hidden;
  border-radius: 0;
  cursor: zoom-in;
}
.ops-case .op-board img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: 50% 0%;
  user-select: none;
}
.ops-case .op-board.is-active img { animation: op-pan 5.6s cubic-bezier(.45, 0, .55, 1) .5s both; }
@keyframes op-pan { from { object-position: 50% 0%; } to { object-position: 50% 100%; } }
.ops-case .op-reel::after {
  content: '';
  position: absolute;
  inset: auto 0 0;
  height: 180px;
  background: linear-gradient(180deg, transparent, rgba(30, 12, 6, .78));
  pointer-events: none;
}
.ops-case .op-reel::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  z-index: 1;
  height: 120px;
  background: linear-gradient(180deg, rgba(30, 12, 6, .35), transparent);
  pointer-events: none;
}
.ops-case .op-reel-ui {
  position: absolute;
  z-index: 2;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  padding: 0 5vw 32px;
  pointer-events: none;
}
.ops-case .op-reel-title { display: grid; gap: 2px; color: #fff3e3; }
.ops-case .op-reel-title .op-kicker { margin: 0; color: #ffb24a; }
.ops-case .op-reel-title strong { font-family: var(--op-display); font-size: var(--fs-title); font-weight: 800; }
.ops-case .op-reel-title em { color: rgba(255, 236, 214, .7); font-size: var(--fs-small); font-style: normal; }
.ops-case .op-reel-dots { display: flex; gap: 6px; pointer-events: auto; }
.ops-case .op-dot { width: 8px; height: 8px; border-radius: 99px; background: rgba(255, 236, 214, .35); transition: width .35s, background-color .35s; }
.ops-case .op-dot[aria-current="true"] { width: 28px; background: #ffb24a; }

/* ---------- extensions bento ---------- */
.ops-case .op-extras { padding: 96px 0 0; scroll-margin-top: 72px; }
.ops-case .op-bento {
  display: grid;
  grid-template-columns: minmax(0, 470px) minmax(0, 1fr) minmax(0, 200px);
  grid-template-rows: auto auto;
  gap: 14px;
  padding: 18px;
  border-radius: var(--radius);
  background:
    radial-gradient(500px 300px at 10% 0%, rgba(255, 180, 70, .35), transparent 70%),
    linear-gradient(150deg, #d8401f, #9c2210 60%, #6e160b);
  box-shadow: 0 34px 70px -40px rgba(130, 30, 10, .8);
}
.ops-case .op-bento-card {
  display: grid;
  grid-template-rows: 1fr auto;
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: #fdf7e8;
}
.ops-case .op-bento-media { display: grid; place-items: center; min-height: 0; overflow: hidden; }
.ops-case .op-bento-kv .op-bento-media { aspect-ratio: 450 / 320; }
.ops-case .op-bento-media img { display: block; width: 100%; height: 100%; object-fit: cover; }
.ops-case .op-bento-card figcaption { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; padding: 12px 16px 14px; }
.ops-case .op-bento-card strong { color: var(--op-ink); font-family: var(--op-display); font-size: var(--fs-card-title); font-weight: 800; }
.ops-case .op-bento-card span { color: var(--op-muted); font-size: var(--fs-small); text-align: right; }
.ops-case .op-bento-kv { grid-row: span 2; }
.ops-case .op-bento-kv .op-bento-media img { object-position: center; }
.ops-case .op-bento-mascot .op-bento-media img,
.ops-case .op-bento-props .op-bento-media img { width: auto; max-width: 92%; height: 118px; object-fit: contain; }
.ops-case .op-bento-mascot figcaption,
.ops-case .op-bento-props figcaption { flex-direction: column; gap: 2px; padding-top: 8px; }
.ops-case .op-bento-mascot span,
.ops-case .op-bento-props span { text-align: left; }
.ops-case .op-bento-poster { grid-column: 3; grid-row: 1 / span 2; }
.ops-case .op-bento-poster .op-bento-media { position: relative; }
.ops-case .op-bento-poster .op-bento-media img { position: absolute; inset: 0; }
.ops-case .op-bento-poster figcaption { flex-direction: column; gap: 2px; }
.ops-case .op-bento-poster span { text-align: left; }
.ops-case .project-detail-end { margin-top: 72px; }

/* ---------- lightbox ---------- */
.op-lightbox {
  width: min(1240px, calc(100vw - 32px));
  max-width: none;
  height: calc(100vh - 32px);
  max-height: none;
  margin: auto;
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: var(--radius);
  background: #1f130d;
  color: #f5e6d6;
}
.op-lightbox::backdrop { background: rgba(20, 10, 4, .72); backdrop-filter: blur(6px); }
.op-lightbox[open] { display: grid; grid-template-rows: auto minmax(0, 1fr); }
.op-lb-bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px 14px 12px 22px; border-bottom: 1px solid rgba(255, 255, 255, .08); }
.op-lb-bar p { overflow: hidden; font-size: var(--fs-body); font-weight: 500; text-overflow: ellipsis; white-space: nowrap; }
.op-lb-actions { display: flex; gap: 8px; }
.op-lb-actions .ui-icon-button { width: 40px; height: 40px; background: rgba(255, 255, 255, .1); color: #fff; }
.op-lb-actions .ui-icon-button:hover { background: rgba(255, 255, 255, .18); }
.op-lb-actions svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.op-lb-body { overflow: auto; overscroll-behavior: contain; padding: 18px; }
.op-lb-body img { display: block; width: 100%; height: auto; margin: 0 auto; border-radius: var(--radius); }
.op-lightbox.is-fit .op-lb-body { display: grid; place-items: center; }
.op-lightbox.is-fit .op-lb-body img { width: auto; max-width: 100%; max-height: calc(100vh - 140px); }

/* ---------- toast ---------- */
.op-toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  z-index: 200;
  padding: 11px 20px;
  border-radius: 999px;
  background: #2a1a12;
  color: #fff;
  font-size: var(--fs-body);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 12px);
  transition: opacity .2s, transform .2s;
}
.op-toast.is-on { opacity: 1; transform: translate(-50%, 0); }


/* ================= v3 修改（2026-10-08） ================= */
/* 标题统一加粗 */
.ops-case .op-head h2 { font-weight: 800; letter-spacing: -.01em; }
.ops-case .op-hero h1 { font-weight: 900; }

/* 首屏：两台手机截图 + 黑色描边 */
.ops-case .op-hero { grid-template-columns: minmax(0, 1fr) minmax(0, 400px); }
.ops-case .op-hero-phones { position: relative; display: flex; justify-content: center; align-items: flex-start; gap: 0; height: 440px; }
.ops-case .op-hero-phones img {
  width: 196px;
  height: auto;
  border: 5px solid #141414;
  border-radius: 30px;
  background: #141414;
  box-shadow: 0 30px 50px -30px rgba(80, 30, 10, .55);
}
.ops-case .op-hero-phones img:first-child { position: relative; z-index: 2; transform: rotate(-4deg); margin-right: -26px; }
.ops-case .op-hero-phones img:last-child { margin-top: 36px; transform: rotate(4deg); }
.ops-case .op-hero-phones img { aspect-ratio: 413 / 840; object-fit: cover; object-position: top; }

/* 项目背景：去掉大边框和底色 */
.ops-case .op-solve { padding: 0; border: 0; border-radius: 0; background: none; }

/* 主会场：截图缩小，右侧卡片与截图等高 */
.ops-case .op-venue { grid-template-columns: 220px minmax(0, 1fr); gap: 32px; align-items: stretch; }
.ops-case .op-phone--venue { position: relative; top: 0; max-width: 220px; align-self: start; }
.ops-case .op-venue-points { grid-template-rows: repeat(4, minmax(0, 1fr)); gap: 10px; }
.ops-case .op-point { align-content: center; padding: 14px 20px; }
.ops-case .op-point p { line-height: 1.7; }

/* 策略推导：线框 + 阶段时间线 + 手机，与原设计一致 */
.ops-case .op-strategy { grid-template-columns: 210px minmax(0, 1fr) 200px; gap: 28px; align-items: center; }
.ops-case .op-wire {
  display: grid;
  grid-template-rows: 1.25fr auto 1.35fr;
  gap: 10px;
  height: 100%;
  min-height: 520px;
  padding: 10px;
  border: 1.5px dashed var(--op-dash);
  border-radius: var(--radius);
}
.ops-case .op-wire > div,
.ops-case .op-wire i {
  border-radius: calc(var(--radius) - 6px);
  background: linear-gradient(180deg, #fde3c4, #fbd3a6);
  transition: background .3s, box-shadow .3s, opacity .3s;
}
.ops-case .op-wire-focus { display: grid; place-items: center; }
.ops-case .op-wire-btn { height: 46px; margin: 0 8px; }
.ops-case .op-wire-play { display: grid; grid-template-rows: auto repeat(3, 1fr); gap: 8px; padding: 14px 10px 10px; }
.ops-case .op-wire-play b,
.ops-case .op-wire-focus b { color: #f6a160; font-size: var(--fs-title); font-style: italic; font-weight: 900; text-align: center; }
.ops-case .op-wire i { display: block; background: linear-gradient(180deg, #fff1e1, #fde3c4); box-shadow: inset 0 0 0 1px #fff4e8; }
.ops-case .op-wire[data-zone="0"] .op-wire-focus,
.ops-case .op-wire[data-zone="1"] .op-wire-btn,
.ops-case .op-wire[data-zone="2"] i[data-z="2"],
.ops-case .op-wire[data-zone="3"] i[data-z="3"] { background: linear-gradient(180deg, #ffbf75, #f9923a); box-shadow: 0 10px 22px -12px rgba(240, 106, 29, .9); }
.ops-case .op-wire[data-zone="0"] .op-wire-focus b { color: #fff; }
.ops-case .op-wire[data-zone="2"] .op-wire-play b,
.ops-case .op-wire[data-zone="3"] .op-wire-play b { color: var(--op-orange); }
.ops-case .op-stages { gap: 18px; }
.ops-case .op-stages::before { top: 0; bottom: 0; left: 0; width: 3px; background: linear-gradient(180deg, #ff9d2e, #f47a1f 80%, rgba(244, 122, 31, .2)); }
.ops-case .op-stage { grid-template-columns: 78px 1fr; gap: 14px; padding-left: 12px; }
.ops-case .op-stage-when { justify-items: center; gap: 2px; color: #f6a160; text-align: center; }
.ops-case .op-stage-when b { color: var(--op-orange); font-size: var(--fs-card-title); font-weight: 800; }
.ops-case .op-stage-body { gap: 6px; padding: 16px 22px 18px; border-radius: var(--radius); background: transparent; }
.ops-case .op-stage-body strong { justify-self: center; font-size: var(--fs-title); font-weight: 900; }
.ops-case .op-stage-body > span { font-size: var(--fs-body); line-height: 1.75; color: var(--op-ink); }
.ops-case .op-stage[aria-selected="true"] .op-stage-body { background: #fff; }
.ops-case .op-phone--strategy { max-width: 200px; }

/* 人物 IP：缩小、去掉底色 */
.ops-case .op-figures ul { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 8px; }
.ops-case .op-figures li { display: block; aspect-ratio: auto; padding: 0; overflow: visible; border-radius: 0; background: none; }
.ops-case .op-figures img { width: auto; height: 92px; max-width: none; }

/* 流程复盘：按原设计重做 */
.ops-case .op-steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; list-style: none; }
.ops-case .op-steps li { position: relative; display: grid; align-content: start; justify-items: center; gap: 18px; }
.ops-case .op-step-circle {
  display: grid;
  place-items: center;
  width: 150px;
  max-width: 100%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: #fcd6ae;
  color: #f2882f;
  font-size: var(--fs-title);
  font-style: italic;
  font-weight: 900;
  text-align: center;
}
.ops-case .op-step-note {
  padding: 8px 16px;
  border: 1.5px dashed var(--op-dash);
  border-radius: var(--radius-pill, 999px);
  background: #fff;
  color: var(--op-ink);
  font-size: var(--fs-small);
  font-weight: 500;
  white-space: nowrap;
}
.ops-case .op-steps li.has-arrow { padding-bottom: 34px; }
.ops-case .op-steps li.has-arrow::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 14px;
  height: 22px;
  background: var(--op-orange-2);
  transform: translateX(-50%);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 22'%3E%3Cpath d='M7 1v19M1 14l6 6 6-6' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 22'%3E%3Cpath d='M7 1v19M1 14l6 6 6-6' fill='none' stroke='black' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
}
.ops-case .op-tools { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; margin-top: 18px; }
.ops-case .op-tool-card {
  display: grid;
  align-content: start;
  gap: 16px;
  padding: 30px 32px 32px;
  border: 1.5px dashed var(--op-dash);
  border-radius: var(--radius);
  background: #fffaf2;
}
.ops-case .op-tool-card h3 { color: var(--op-ink); font-size: 22px; letter-spacing: -.01em; font-style: italic; font-weight: 900; line-height: 1.3; }
.ops-case .op-tool-sub { color: var(--op-ink); font-size: var(--fs-body); }
.ops-case .op-tool-tags { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }
.ops-case .op-tool-tags .op-chip {
  padding: 8px 18px;
  border-radius: 10px;
  background: #fde0c2;
  color: #f2882f;
  font-size: var(--fs-body);
  font-style: italic;
  font-weight: 800;
  box-shadow: none;
  transition: background-color .2s, color .2s;
}
.ops-case .op-tool-tags .op-chip::before { display: none; }
.ops-case .op-tool-tags .op-chip[aria-selected="true"] { background: linear-gradient(180deg, #ffa53a, #f47a1f); color: #fff; }
.ops-case .op-tool-sample {
  padding: 10px 14px;
  border-radius: 12px;
  background: #fff;
  box-shadow: inset 0 0 0 1px var(--op-line);
  color: #a25f30;
  font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  font-size: 12.5px;
  line-height: 1.6;
}
.ops-case .op-tool-desc { color: var(--op-ink); font-size: var(--fs-body); line-height: 1.85; }
.ops-case .op-tool-dishes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: auto; padding-top: 34px; list-style: none; }
.ops-case .op-tool-card:last-child { grid-template-rows: auto auto 1fr; }
.ops-case .op-tool-dishes li {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  padding: 10px;
  border: 1.5px dashed var(--op-dash);
  border-radius: var(--radius);
  background: radial-gradient(circle at 50% 45%, #fff, #fde3c4 120%);
}
.ops-case .op-tool-dishes img { width: 112%; max-width: none; height: auto; filter: drop-shadow(0 8px 10px rgba(140, 70, 20, .2)); }

/* 延展物料：加入宣传短视频 */
.ops-case .op-bento-kv .op-bento-media { position: relative; aspect-ratio: auto; }
.ops-case .op-bento-kv .op-bento-media img { position: absolute; inset: 0; object-position: 8% center; }
.ops-case .op-bento { grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr) minmax(0, .78fr) minmax(0, .78fr); }
.ops-case .op-bento-poster { grid-column: 3; grid-row: 1 / span 2; }
.ops-case .op-bento-video { grid-column: 4; grid-row: 1 / span 2; background: #1a0d07; }
.ops-case .op-bento-video .op-bento-media { position: relative; background: #000; }
.ops-case .op-bento-video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.ops-case .op-bento-video figcaption { flex-direction: column; gap: 2px; }
.ops-case .op-bento-video strong { color: #fff3e3; }
.ops-case .op-bento-video span { color: rgba(255, 236, 214, .7); text-align: left; }

/* ---------- responsive ---------- */
@media (max-width: 1180px) {
  .op-rail { display: none; }
}
@media (max-width: 920px) {
  .ops-case .op-hero { grid-template-columns: 1fr; }
  .ops-case .op-hero-mascot { display: none; }
  .ops-case .op-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ops-case .op-pipeline header { grid-template-columns: 1fr; }
  .ops-case .op-pipeline h2 { white-space: normal; }
  .ops-case .op-pipe { grid-template-columns: repeat(5, minmax(140px, 1fr)); overflow-x: auto; padding-bottom: 6px; scrollbar-width: thin; }
  .ops-case .op-pipe li:not(:last-child)::after { display: none; }
  .ops-case .op-pipe-detail { grid-template-columns: 1fr; }
  .ops-case .op-bg-grid { grid-template-columns: 1fr; gap: 40px; }
  .ops-case .op-solve { grid-template-columns: 1fr; }
  .ops-case .op-solve-core::before,
  .ops-case .op-solve-core::after { display: none; }
  .ops-case .op-goals { grid-template-columns: 1fr; }
  .ops-case .op-goal:not(:last-child)::after { content: "\e83a"; top: auto; right: 50%; bottom: -20px; transform: translateX(50%); }
  .ops-case .op-venue { grid-template-columns: minmax(0, 260px) minmax(0, 1fr); gap: 28px; }
  .ops-case .op-strategy { grid-template-columns: 1fr; }
  .ops-case .op-phone--strategy { grid-row: 1; max-width: 280px; }
  .ops-case .op-matrix-body { grid-template-columns: 1fr; }
  .ops-case .op-feast { grid-template-columns: 1fr; }
  .ops-case .op-popup-stage { position: static; grid-template-columns: minmax(0, 220px) minmax(0, 1fr); align-items: center; }
  .ops-case .op-popup-caption { grid-column: 2; grid-row: 1; align-self: end; text-align: left; }
  .ops-case .op-popup-thumbs { grid-column: 2; grid-row: 1; align-self: start; margin-top: 40px; }
  .ops-case .op-figures { grid-template-columns: 1fr; }
  .ops-case .op-tool-head { grid-template-columns: 1fr; }
  .ops-case .op-tool-head h3 { white-space: normal; }
  .ops-case .op-mj { grid-template-columns: 1fr; }
  .ops-case .op-lora-flow { grid-template-columns: repeat(5, minmax(150px, 1fr)); overflow-x: auto; padding-bottom: 6px; }
  .ops-case .op-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ops-case .op-insights { grid-template-columns: 1fr; }
  .ops-case .op-bento { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); }
  .ops-case .op-bento-kv { grid-column: 1 / -1; grid-row: auto; }
  .ops-case .op-bento-poster { grid-column: 2; grid-row: 2 / span 2; }
}
@media (max-width: 767px) {
  .ops-case .op-shell { width: 100%; padding-bottom: 64px; }
  .ops-case .op-section { padding: 72px 0; }
  .ops-case .op-head { margin-bottom: 28px; }
  .ops-case .op-hero { padding: 28px 0 22px; }
  .ops-case .op-hero h1 { font-size: var(--fs-h1); white-space: normal; }
  .ops-case .op-lead { font-size: var(--fs-lead); }
  .ops-case .op-facts div { padding: 13px 14px; }
  .ops-case .op-pipeline { margin-top: 36px; padding: 22px 16px; border-radius: var(--radius); }
  .ops-case .op-pipe { grid-template-columns: repeat(5, minmax(128px, 1fr)); margin: 0 -16px; padding: 0 16px 6px; }
  .ops-case .op-pipe-detail { padding: 10px; }
  .ops-case .op-pipe-copy { padding: 4px 6px 8px; }
  .ops-case .op-panel { padding: 44px 16px 16px; }
  .ops-case .op-pains li { grid-template-columns: 28px 1fr; }
  .ops-case .op-pains li p { grid-column: 2; }
  .ops-case .op-solve { padding: 16px; }
  .ops-case .op-venue { grid-template-columns: 1fr; }
  .ops-case .op-phone--venue { position: relative; top: 0; max-width: 280px; }
  .ops-case .op-point { padding: 16px 18px; }
  .ops-case .op-point strong { font-size: var(--fs-card-title); }
  .ops-case .op-stages::before { left: 0; }
  .ops-case .op-stage { grid-template-columns: 1fr; gap: 8px; padding-left: 16px; }
  .ops-case .op-stage-when { display: flex; gap: 10px; align-items: baseline; justify-items: start; text-align: left; }
  .ops-case .op-stage-body { padding: 15px 16px; }
  .ops-case .op-matrix-phones { height: 420px; }
  .ops-case .op-matrix-phones img { transform: translateX(calc(-50% + var(--o, 0) * 52%)) scale(var(--s, 1)); }
  .ops-case .op-matrix-info h3 { font-size: var(--fs-title); }
  .ops-case .op-feast-board { padding: 16px 12px; }
  .ops-case .op-dishes { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ops-case .op-popup-stage { grid-template-columns: 1fr; }
  .ops-case .op-popup-frame { max-width: 250px; justify-self: center; width: 100%; }
  .ops-case .op-popup-caption,
  .ops-case .op-popup-thumbs { grid-column: auto; grid-row: auto; margin-top: 0; text-align: center; }
  .ops-case .op-figures { padding: 18px 14px; }
  .ops-case .op-figures ul { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .ops-case .op-flow-wrap { padding: 22px 16px 16px; }
  .ops-case .op-flow { grid-template-columns: 1fr; gap: 14px; }
  .ops-case .op-flow::before { top: 22px; bottom: 22px; left: 21px; right: auto; width: 2px; height: auto; background: repeating-linear-gradient(180deg, var(--op-dash) 0 8px, transparent 8px 14px); }
  .ops-case .op-flow li { grid-template-columns: 44px 1fr; column-gap: 14px; }
  .ops-case .op-flow-dot { grid-row: span 3; margin: 0; }
  .ops-case .op-flow em { grid-column: 2; }
  .ops-case .op-tool { padding: 20px 14px; border-radius: var(--radius); }
  .ops-case .op-lora-flow { grid-template-columns: 1fr; overflow: visible; }
  .ops-case .op-lora-flow > li { grid-template-columns: 110px 1fr; grid-template-rows: auto; column-gap: 14px; }
  .ops-case .op-lora-flow > li:not(:last-child)::after { content: "\e83a"; top: auto; right: auto; bottom: -13px; left: 49px; transform: none; }
  .ops-case .op-lora-flow figure { grid-row: span 4; height: 110px; margin: 0; }
  .ops-case .op-lora-flow figure img { max-height: 90px; }
  .ops-case .op-kpis { grid-template-columns: 1fr 1fr; gap: 10px; }
  .ops-case .op-kpi { padding: 14px; }
  .ops-case .op-kpi-value b { font-size: var(--fs-title); }
  .ops-case .op-board { display: grid; place-items: center; padding: 72px 10px 150px; }
  .ops-case .op-board img { width: 100%; height: auto; object-fit: contain; border-radius: var(--radius); }
  .ops-case .op-board.is-active img { animation: none; }
  .ops-case .op-reel-ui { flex-direction: column; align-items: flex-start; gap: 12px; padding: 0 16px 24px; }
  .ops-case .op-extras { padding-top: 72px; }
  .ops-case .op-bento { grid-template-columns: 1fr 1fr; padding: 12px; gap: 10px; border-radius: var(--radius); }
  .ops-case .op-bento-kv { grid-column: 1 / -1; }
  .ops-case .op-bento-mascot,
  .ops-case .op-bento-props { grid-column: 1; }
  .ops-case .op-bento-poster { grid-column: 2; grid-row: 2 / span 2; }
  .ops-case .op-bento-mascot .op-bento-media img,
  .ops-case .op-bento-props .op-bento-media img { height: 120px; }
  .ops-case .op-bento-card figcaption { flex-direction: column; gap: 2px; padding: 10px 12px 12px; }
  .ops-case .op-bento-card span { text-align: left; }
  .op-lightbox { width: 100vw; height: 100vh; border-radius: 0; }
  .op-lb-body { padding: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  .ops-case *,
  .ops-case *::before,
  .ops-case *::after { animation: none !important; transition: none !important; }
}

/* v3 responsive */
@media (max-width: 920px) {
  .ops-case .op-hero { grid-template-columns: 1fr; }
  .ops-case .op-hero-phones { height: 400px; }
  .ops-case .op-strategy { grid-template-columns: 180px minmax(0, 1fr); }
  .ops-case .op-phone--strategy { display: none; }
  .ops-case .op-tools { grid-template-columns: 1fr; }
  .ops-case .op-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 24px; }
  .ops-case .op-steps li.has-arrow { padding-bottom: 0; }
  .ops-case .op-steps li.has-arrow::after { display: none; }
  .ops-case .op-bento { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .ops-case .op-bento-kv { grid-column: 1 / -1; grid-row: auto; }
  .ops-case .op-bento-mascot { grid-column: 1; grid-row: 2; }
  .ops-case .op-bento-props { grid-column: 2; grid-row: 2; }
  .ops-case .op-bento-poster { grid-column: 1; grid-row: 3; }
  .ops-case .op-bento-video { grid-column: 2; grid-row: 3; }
  .ops-case .op-bento-poster .op-bento-media,
  .ops-case .op-bento-video .op-bento-media { aspect-ratio: 9 / 16; }
  .ops-case .op-bento-kv .op-bento-media { aspect-ratio: 450 / 320; }
}
@media (max-width: 767px) {
  .ops-case .op-hero-phones { height: 330px; }
  .ops-case .op-hero-phones img { width: 150px; border-width: 4px; border-radius: 24px; }
  .ops-case .op-venue { grid-template-columns: 1fr; }
  .ops-case .op-phone--venue { max-width: 220px; margin: 0 auto; }
  .ops-case .op-strategy { grid-template-columns: 1fr; }
  .ops-case .op-wire { display: none; }
  .ops-case .op-stage { grid-template-columns: 1fr; gap: 6px; }
  .ops-case .op-stage-when { display: flex; gap: 8px; align-items: baseline; justify-content: flex-start; }
  .ops-case .op-figures ul { justify-content: center; gap: 12px 18px; }
  .ops-case .op-figures img { height: 76px; }
  .ops-case .op-step-circle { width: 120px; font-size: var(--fs-card-title); }
  .ops-case .op-step-note { white-space: normal; text-align: center; }
  .ops-case .op-tool-card { padding: 22px 18px; }
  .ops-case .op-bento-mascot,
  .ops-case .op-bento-props,
  .ops-case .op-bento-poster,
  .ops-case .op-bento-video { grid-column: auto; grid-row: auto; }
}

/* ================= v4：全部页面重新设计（2026-10-08） ================= */
/* 统一尺寸：会场页 220×458、弹窗与手机等高居中；无底色、无卡片 */
.ops-case .op-all-pages { --ap-h: auto; --ap-phone: 458px; --ap-gap: 28px; padding: 96px 0 24px; }
.ops-case .op-all-pages .all-pages-head { align-items: flex-end; }
.ops-case .op-all-pages .all-pages-head .op-kicker { margin-bottom: 10px; }
.ops-case .op-all-pages .all-pages-head h2 { color: var(--op-ink); font-weight: 800; }
.ops-case .op-all-pages .all-pages-head > p { color: var(--op-muted); opacity: 1; }
.ops-case .op-all-pages .all-pages-viewport { padding: 12px 0 8px; }
.ops-case .op-all-pages .all-pages-track { align-items: flex-start; }
.ops-case .op-all-pages .all-pages-item {
  display: grid;
  grid-template-rows: var(--ap-phone) auto;
  justify-items: center;
  align-items: center;
  gap: 14px;
  height: auto;
  overflow: visible;
  border-radius: 0;
  background: none;
  box-shadow: none;
}
.ops-case .op-all-pages .all-pages-item img {
  width: auto;
  height: 100%;
  max-width: none;
  min-height: 0;
}
.ops-case .op-all-pages .op-ap-phone img {
  height: var(--ap-phone);
  aspect-ratio: 413 / 860;
  object-fit: cover;
  object-position: top;
  border: 5px solid #141414;
  border-radius: 30px;
  background: #141414;
}
.ops-case .op-all-pages .op-ap-popup img { height: 300px; filter: drop-shadow(0 18px 22px rgba(80, 20, 0, .25)); }
.ops-case .op-all-pages .op-ap-phone + .op-ap-popup { margin-left: 24px; }
.ops-case .op-all-pages figcaption { color: var(--op-text); font-size: var(--fs-small); font-weight: 500; white-space: nowrap; }
@media (max-width: 767px) {
  .ops-case .op-all-pages { --ap-phone: 350px; --ap-gap: 16px; padding-top: 64px; }
  .ops-case .op-all-pages .all-pages-head { flex-direction: column; align-items: flex-start; gap: 6px; }
  .ops-case .op-all-pages .op-ap-phone img { border-width: 4px; border-radius: 24px; }
  .ops-case .op-all-pages .op-ap-popup img { height: 230px; }
}