/* ============================================================
   E-COMMERCE DETAIL · 电商详情页专题
   延续主站 Riso 拼贴粗野风格 · 手机列独立滚动
   9 部手机屏展示真实详情页长图
   ============================================================ */

.ec-body { background: var(--color-paper); }
.ec-body.is-loading { overflow: hidden; }

/* 主内容 */
.ec-main { position: relative; padding-bottom: 0; }

/* ---------- 页头 ---------- */
.ec-hero {
  position: relative;
  padding: clamp(2.2rem, 5vw, 4.2rem) clamp(1.2rem, 4vw, 3rem) clamp(2.4rem, 4.5vw, 3.4rem);
  overflow: hidden;
  border-bottom: 2px solid var(--color-ink);
  background:
    radial-gradient(circle at 85% 20%, rgba(199, 50, 59, 0.08), transparent 45%),
    radial-gradient(circle at 10% 80%, rgba(43, 108, 176, 0.07), transparent 40%),
    var(--color-paper);
}
.ec-hero-rail {
  display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--color-muted); margin-bottom: 1.6rem;
}
.rail-slash { color: var(--color-red); font-weight: 700; letter-spacing: -0.05em; }
.rail-dot { color: var(--color-ink); }
.rail-num { margin-left: auto; font-weight: 700; color: var(--color-ink); }

.ec-hero-head { max-width: 1100px; margin: 0 auto; position: relative; }
.ec-stamp {
  display: inline-block; font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.18em; text-transform: uppercase; font-weight: 700;
  padding: 0.3rem 0.7rem; border: 1.5px solid var(--color-ink);
  background: var(--color-yellow); color: var(--color-ink);
  transform: rotate(-2deg); margin-bottom: 1.4rem;
}

.ec-title {
  font-family: var(--font-display); font-weight: 900;
  line-height: 0.92; letter-spacing: -0.03em;
  margin-bottom: 1.6rem;
}
.ect-row { display: block; white-space: nowrap; }
.ect-top { font-size: clamp(2.4rem, 7vw, 5.5rem); }
.ect-en { display: inline-block; }
.ect-en[data-layer="red"] {
  color: var(--color-red);
  text-shadow: 3px 3px 0 var(--color-yellow), 5px 5px 0 var(--color-ink);
}
.ect-en[data-layer="outline"] {
  color: transparent; -webkit-text-stroke: 2px var(--color-ink);
}

/* ★ 修复：bar 与 topRow 间距，避免 -1° 旋转后左角压到 E-COMMERCE ★ */
.ect-bar {
  display: block;
  margin: 1.4rem -2rem 1rem;       /* 原 0.5rem -2rem → 1.4rem -2rem 1rem */
  background: var(--color-ink); color: var(--color-paper);
  padding: 0.6rem 0; overflow: hidden;
  transform: rotate(-0.8deg);      /* 原 -1deg → -0.8deg，更稳 */
  box-shadow: 4px 4px 0 var(--color-red);
}
.ect-bar-track {
  display: inline-block; white-space: nowrap;
  font-family: var(--font-display-cn); font-weight: 900;
  font-size: clamp(1rem, 2.4vw, 1.6rem); letter-spacing: 0.04em;
  animation: ect-marquee 22s linear infinite;
}
.ect-bar-track span { margin: 0 0.8rem; }
.ect-bar-track span:nth-child(even) { color: var(--color-yellow); }
@keyframes ect-marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.ect-bot { font-size: clamp(2.6rem, 9vw, 7rem); margin-top: 1rem; }
.ect-cn { display: inline-block; font-family: var(--font-display-cn); }
.ect-cn[data-layer="black"] { color: var(--color-ink); }
.ect-cn[data-layer="red-shadow"] {
  color: var(--color-red);
  text-shadow: 3px 3px 0 var(--color-yellow), 4px 4px 0 var(--color-ink);
}
.ect-cn[data-layer="outline-big"] {
  color: transparent; -webkit-text-stroke: 2.5px var(--color-blue);
}
.ect-and { font-family: var(--font-display); color: var(--color-ink); margin: 0 0.1em; }
.ect-slash { color: var(--color-red); font-weight: 900; }

.ec-lead {
  font-family: var(--font-body); font-size: clamp(0.95rem, 1.6vw, 1.15rem);
  line-height: 1.7; color: var(--color-muted); max-width: 620px;
}
.ec-lead .m-red {
  background: var(--color-red); color: var(--color-paper);
  padding: 0 0.3em; font-weight: 700;
}
.ec-hint {
  position: absolute; right: clamp(1rem, 4vw, 3rem); bottom: 1.5rem;
  display: flex; flex-direction: column; align-items: center; gap: 0.3rem;
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em;
  color: var(--color-muted); text-transform: uppercase;
  animation: ec-hint-bob 1.8s ease-in-out infinite;
}
.hint-ic { font-size: 1.5rem; color: var(--color-red); font-weight: 900; }
@keyframes ec-hint-bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

.ec-halftone {
  position: absolute; width: 180px; height: 180px; pointer-events: none; opacity: 0.25;
  border-radius: 50%;
}
.halftone-red {
  top: 10%; right: 5%;
  background: radial-gradient(circle, var(--color-red) 1.5px, transparent 2px);
  background-size: 12px 12px;
}
.halftone-blue {
  bottom: 5%; left: 3%;
  background: radial-gradient(circle, var(--color-blue) 1.5px, transparent 2px);
  background-size: 10px 10px;
}
.ec-x { position: absolute; top: 15%; left: 45%; font-size: 2.5rem; color: var(--color-red); opacity: 0.4; font-weight: 900; }
.ec-star { position: absolute; bottom: 20%; right: 30%; font-size: 1.8rem; color: var(--color-yellow); opacity: 0.7; }

/* ---------- 手机网格 ---------- */
.ec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.2rem, 2.5vw, 2.5rem);
  padding: clamp(1.5rem, 3vw, 2.5rem) clamp(1rem, 3vw, 2.5rem);
  max-width: 1600px; margin: 0 auto;
}
@media (min-width: 1280px) {
  .ec-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 900px) {
  .ec-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .ec-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* ---------- 手机外壳 ---------- */
.phone-col {
  display: flex; flex-direction: column; align-items: center; gap: 0.9rem;
  position: relative;
}
.phone-frame {
  position: relative;
  width: 100%; max-width: 320px;
  aspect-ratio: 9 / 19;
  background: var(--color-ink);
  border-radius: 38px;
  padding: 10px;
  box-shadow:
    0 2px 0 rgba(0,0,0,0.15),
    6px 8px 0 var(--accent, var(--color-red)),
    12px 16px 30px rgba(0,0,0,0.25);
  border: 2px solid var(--color-ink);
  transition: transform 300ms var(--ease-out), box-shadow 300ms var(--ease-out);
}
.phone-col:nth-child(even) .phone-frame { transform: rotate(0.6deg); }
.phone-col:nth-child(odd) .phone-frame { transform: rotate(-0.5deg); }
.phone-col:nth-child(3n) .phone-frame { transform: rotate(0.8deg); }
.phone-frame:hover {
  transform: rotate(0) translateY(-4px) scale(1.01) !important;
  box-shadow:
    0 2px 0 rgba(0,0,0,0.15),
    8px 12px 0 var(--accent, var(--color-red)),
    16px 22px 40px rgba(0,0,0,0.3);
}
.phone-notch {
  position: absolute; top: 14px; left: 50%; transform: translateX(-50%);
  width: 90px; height: 22px; background: var(--color-ink);
  border-radius: 0 0 16px 16px; z-index: 20;
}
.phone-screen {
  position: relative; width: 100%; height: 100%;
  border-radius: 28px; overflow: hidden;
  background: var(--bg, #fff);
  display: flex; flex-direction: column;
}

/* 状态栏 */
.ps-status {
  flex: 0 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 20px 4px;
  font-family: var(--font-body); font-size: 0.72rem; font-weight: 700;
  color: var(--color-ink); background: var(--bg, #fff);
  position: relative; z-index: 10;
}
.ps-icons { display: flex; gap: 5px; font-size: 0.65rem; align-items: center; }

/* 店铺导航 */
.ps-nav {
  flex: 0 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 6px 14px 8px;
  background: var(--bg, #fff);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  position: relative; z-index: 10;
}
.ps-back { font-size: 0.9rem; color: var(--color-ink); width: 28px; }
.ps-nav-title {
  font-family: var(--font-body); font-size: 0.78rem; font-weight: 700;
  color: var(--color-ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  max-width: 60%;
}
.ps-cart { position: relative; font-size: 1.1rem; color: var(--color-ink); }
.ps-cart b {
  position: absolute; top: -6px; right: -8px;
  background: var(--accent, var(--color-red)); color: #fff;
  font-size: 0.55rem; font-weight: 700; font-style: normal;
  width: 14px; height: 14px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}

/* ★ 独立滚动区 — 真实长图堆叠 ★ */
.ps-scroll {
  flex: 1 1 auto;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--accent, var(--color-red)) transparent;
  overscroll-behavior: contain;
  background: var(--bg, #fff);
}
.ps-scroll::-webkit-scrollbar { width: 4px; }
.ps-scroll::-webkit-scrollbar-track { background: transparent; }
.ps-scroll::-webkit-scrollbar-thumb {
  background: var(--accent, var(--color-red)); border-radius: 2px;
}
.dp-img {
  display: block;
  width: 100%;
  height: auto;
  /* 长图原图通常 750px 宽，移动端屏内 300px 左右显示，按比例缩放 */
}
.dp-img + .dp-img { border-top: 1px solid rgba(0,0,0,0.04); }
.dp-img-single {
  display: block;
  width: 100%;
  height: auto;
}

/* 手机说明文字 */
.phone-caption {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  text-align: center;
}
.pc-num {
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 700;
  letter-spacing: 0.15em; color: var(--accent, var(--color-red));
}
.pc-name {
  font-family: var(--font-display-cn); font-weight: 900;
  font-size: 0.95rem; color: var(--color-ink);
}
.pc-cat {
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.18em;
  color: var(--color-muted); text-transform: uppercase;
}

/* ---------- 底部 CTA ---------- */
.ec-footer {
  margin-top: 3rem;
  border-top: 2px solid var(--color-ink);
  background: var(--color-paper-2);
  padding: clamp(2.5rem, 6vw, 5rem) 1.5rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.ec-cta { max-width: 600px; margin: 0 auto; position: relative; z-index: 2; }
.ecf-title {
  font-family: var(--font-display-cn); font-weight: 900;
  font-size: clamp(2rem, 5vw, 3.5rem); color: var(--color-ink);
  margin-bottom: 0.5rem;
}
.ecf-sub {
  font-size: 0.95rem; color: var(--color-muted); margin-bottom: 1.8rem;
}
.ecf-btn {
  display: inline-block;
  font-family: var(--font-display); font-weight: 900;
  font-size: 0.95rem; padding: 0.9rem 2rem;
  background: var(--color-red); color: var(--color-paper);
  border: 2px solid var(--color-ink);
  box-shadow: 4px 4px 0 var(--color-ink);
  transition: transform 120ms var(--ease-out), box-shadow 120ms var(--ease-out);
  cursor: pointer;
}
.ecf-btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--color-ink);
}
.ecf-btn:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--color-ink);
  transition-duration: 60ms;
}
.ecf-foot {
  margin-top: 3rem; padding-top: 1.5rem;
  border-top: 1px dashed var(--color-rule);
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--color-muted); display: flex; justify-content: center; gap: 0.6rem; flex-wrap: wrap;
}
.ecf-foot i { color: var(--color-red); font-style: normal; }