/* roulang page: index */
:root {
  --ink: #161018;
  --grape: #2A1A2C;
  --paper: #F6F0E8;
  --text: #1C1418;
  --mag: #FF4D88;
  --signal: #D6FF4A;
  --mute: #8E7E88;
  --line: rgba(246,240,232,.16);
  --line-dark: rgba(28,20,24,.12);
  --radius: 14px;
  --shadow: 0 10px 28px rgba(22,16,24,.18);
  --header: 118px;
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16.5px;
  line-height: 1.75;
  color: var(--paper);
  background: var(--ink);
}
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
a { color: var(--mag); text-underline-offset: 4px; }
a:hover { color: #ff7aa6; }
:focus-visible { outline: 2px solid var(--mag); outline-offset: 3px; }
.site-wrap { width: min(1140px, calc(100% - 32px)); margin-inline: auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--ink);
  border-bottom: 1px solid var(--line);
}
.brand-row, .channel-row { display: flex; align-items: center; gap: 14px; }
.brand-row { min-height: 72px; padding: 12px 0; }
.channel-row { min-height: 46px; padding-bottom: 10px; gap: 8px; overflow-x: auto; scrollbar-width: none; }
.channel-row::-webkit-scrollbar { display: none; }
.logo {
  display: flex;
  align-items: baseline;
  gap: 8px;
  text-decoration: none;
  color: var(--paper);
  flex: 0 0 auto;
}
.logo strong { font-size: 20px; letter-spacing: 0; font-weight: 760; }
.logo em {
  font-style: normal;
  font-size: 12px;
  background: var(--mag);
  color: #fff;
  border-radius: 999px;
  padding: 2px 8px;
  line-height: 1.4;
}
.search-form { display: flex; flex: 1; min-width: 180px; gap: 8px; }
.search-form input {
  flex: 1;
  background: var(--paper);
  color: var(--text);
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 14px;
}
.search-form input:focus { border-color: var(--mag); outline: none; box-shadow: 0 0 0 3px rgba(255,77,136,.25); }
.badge-18, .tag, .heat {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  font-size: 13px;
  line-height: 1;
  padding: 6px 10px;
  white-space: nowrap;
}
.badge-18 { background: var(--mag); color: #fff; font-weight: 700; }
.tag { background: rgba(246,240,232,.08); color: var(--paper); border: 1px solid var(--line); }
.heat { background: var(--signal); color: var(--text); font-weight: 700; }
.btn {
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform .15s ease, filter .15s ease, background .15s ease, color .15s ease;
  cursor: pointer;
}
.btn:hover { transform: translateY(1px); }
.btn:active { transform: translateY(2px); }
.btn-signal { background: var(--signal); color: var(--text); }
.btn-signal:hover { background: #c6ef38; color: var(--text); }
.btn-line { background: transparent; color: var(--mag); border-color: var(--mag); }
.btn-line:hover { background: rgba(255,77,136,.12); color: var(--mag); }
.btn-ink { background: var(--text); color: var(--paper); }
.btn-ink:hover { color: var(--paper); background: #000; }
.channel {
  flex: 0 0 auto;
  text-decoration: none;
  color: var(--paper);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 14px;
  border: 1px solid transparent;
}
.channel:hover { color: var(--signal); }
.channel.active { background: var(--signal); color: var(--text); }
.channel.mark { box-shadow: inset 0 -2px 0 var(--mag); border-radius: 0; }
section { padding: 76px 0; }
.sec-ink { background: var(--ink); }
.sec-grape { background: var(--grape); }
.sec-paper { background: var(--paper); color: var(--text); }
.sec-mag { background: var(--mag); color: #fff; }
.kicker { color: var(--mag); font-size: 13px; font-weight: 700; margin-bottom: 8px; }
.sec-paper .kicker { color: #c81e56; }
h1 { font-size: 52px; line-height: 1.18; margin: 0 0 12px; font-weight: 780; letter-spacing: 0; }
h2 { font-size: 28px; line-height: 1.35; margin: 0 0 12px; font-weight: 760; }
h3 { font-size: 18px; line-height: 1.45; margin: 0 0 8px; font-weight: 740; }
.lead-line { font-size: 18px; margin: 0 0 12px; }
.prose { margin: 0 0 18px; color: rgba(246,240,232,.86); }
.sec-paper .prose { color: rgba(28,20,24,.82); }
.stack {
  display: grid;
  grid-template-columns: 1.45fr .78fr;
  grid-template-areas: "main sidea" "main sideb";
  gap: 16px;
  align-items: stretch;
}
.hero-main { grid-area: main; background: var(--paper); color: var(--text); border-radius: var(--radius); padding: 36px 34px; box-shadow: var(--shadow); }
.hero-main .prose { color: rgba(28,20,24,.82); }
.side-card {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #341c34;
  padding: 16px;
  box-shadow: var(--shadow);
}
.side-a { grid-area: sidea; transform: translateY(22px); }
.side-b { grid-area: sideb; transform: translateY(-18px); background: #3d2230; }
.poster {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  background: #4a2742;
  border: 1px solid var(--line);
}
.poster.wide { aspect-ratio: 16/9; }
.poster.tall { aspect-ratio: 3/4; }
.poster.p2 { background: #5a2a3d; }
.poster.p3 { background: #2f3a28; }
.poster.p4 { background: #46304a; }
.poster .cap {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  background: rgba(22,16,24,.88);
  color: var(--paper);
  font-size: 13px;
  padding: 8px 12px;
}
.poster .cap b { color: var(--signal); font-weight: 700; }
.stat-row { display: flex; justify-content: space-between; gap: 8px; margin-top: 12px; font-size: 13px; color: var(--mute); }
.stat-row strong { display: block; color: var(--signal); font-size: 22px; line-height: 1.2; }
.cta-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }
.feat {
  display: grid;
  grid-template-columns: 1.25fr .85fr;
  grid-template-areas: "wide a" "wide b" "full full";
  gap: 14px;
}
.feat article {
  background: rgba(246,240,232,.05);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}
.feat .wide { grid-area: wide; background: var(--paper); color: var(--text); }
.feat .a { grid-area: a; }
.feat .b { grid-area: b; }
.feat .full { grid-area: full; display: grid; grid-template-columns: 160px 1fr; gap: 16px; align-items: center; }
.mini-label { font-size: 13px; color: var(--mag); font-weight: 700; }
.scene-rail { display: grid; grid-template-columns: 1.2fr .9fr .9fr; gap: 12px; }
.scene-rail article {
  border-radius: var(--radius);
  padding: 20px;
  background: #fff;
  border: 1px solid var(--line-dark);
  min-height: 180px;
}
.scene-rail article:first-child { background: var(--ink); color: var(--paper); }
.channel-board { display: grid; gap: 12px; }
.channel-strip {
  display: grid;
  grid-template-columns: 180px 1fr auto;
  gap: 18px;
  align-items: center;
  text-decoration: none;
  color: var(--paper);
  background: #241620;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.channel-strip:hover { border-color: var(--mag); color: var(--paper); transform: translateY(-2px); }
.channel-strip span { color: var(--signal); font-size: 13px; font-weight: 700; }
.demo-stage { display: grid; grid-template-columns: 1.3fr .7fr; gap: 16px; align-items: center; }
.screen {
  background: #120d12;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 14px;
}
.screen-bar { display: flex; justify-content: space-between; font-size: 13px; color: var(--mute); margin-bottom: 10px; }
.sub-demo {
  margin-top: 10px;
  background: rgba(246,240,232,.94);
  color: var(--text);
  border-radius: 10px;
  padding: 8px 12px;
  text-align: center;
  font-weight: 700;
}
.bill {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 18px;
}
.bill-list { display: flex; flex-direction: column; gap: 10px; }
.bill-item, .news-item, .step, .quote, .plan, .note, .faq-item, .path, .legend {
  border-radius: var(--radius);
  border: 1px solid var(--line-dark);
  background: #fff;
}
.bill-item {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 12px;
  padding: 10px;
  color: var(--text);
  text-decoration: none;
}
.bill-item:hover { border-color: var(--mag); color: var(--text); }
.bill-item p, .focus-card p, .news-item p, .quote p, .plan p, .note p { margin: 0; font-size: 14.5px; }
.focus-card { background: var(--ink); color: var(--paper); border-radius: var(--radius); padding: 16px; border: 1px solid var(--line); }
.more-link { margin-top: 14px; }
.case-grid, .path-grid, .plan-grid, .quote-grid, .metric-grid { display: grid; gap: 14px; }
.case-grid { grid-template-columns: 1fr 1fr; }
.case-card { border-radius: var(--radius); padding: 22px; background: #301c2e; border: 1px solid var(--line); }
.case-card ol { margin: 0; padding-left: 18px; }
.case-card li { margin: 6px 0; }
.path-grid { grid-template-columns: 1fr 1fr; }
.path { padding: 22px; color: var(--text); }
.path header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.plan-grid { grid-template-columns: 1fr 1.08fr 1fr; align-items: stretch; }
.plan { padding: 22px; color: var(--text); position: relative; }
.plan.rec { border: 2px solid var(--signal); background: #fffef6; transform: translateY(-8px); }
.price { font-size: 36px; font-weight: 780; line-height: 1; margin: 8px 0; }
.price small { font-size: 14px; font-weight: 600; color: var(--mute); }
.plan ul { margin: 0 0 16px; padding-left: 18px; }
.quote-grid { grid-template-columns: 1.1fr .9fr .9fr; }
.quote { padding: 18px; color: var(--text); }
.quote:nth-child(2) { transform: translateY(18px); background: #fff7ef; }
.quote footer { margin-top: 10px; font-size: 13px; color: var(--mute); }
.metric-grid { grid-template-columns: repeat(3, 1fr); }
.metric { background: var(--ink); color: var(--paper); border-radius: var(--radius); padding: 22px; }
.metric b { display: block; font-size: 40px; line-height: 1; color: var(--signal); }
.news-list { display: flex; flex-direction: column; }
.news-item {
  display: grid;
  grid-template-columns: 92px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 16px 8px;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
  color: inherit;
  text-decoration: none;
}
.news-item:hover { color: var(--signal); }
.news-item time { color: var(--mute); font-size: 13px; }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.node { background: rgba(246,240,232,.05); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.node time { color: var(--signal); font-size: 13px; font-weight: 700; }
.accordion-item {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--line-dark) !important;
  border-radius: var(--radius) !important;
  overflow: hidden;
  margin-bottom: 10px;
}
.accordion-button {
  background: #fff;
  color: var(--text);
  font-weight: 740;
  box-shadow: none !important;
}
.accordion-button:not(.collapsed) { background: #fff4ea; color: var(--text); }
.accordion-button:focus { box-shadow: inset 0 0 0 2px var(--mag); }
.accordion-body { font-size: 15px; }
.intent {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 18px;
  align-items: center;
}
.intent form, .search-form { align-items: center; }
.intent-form { display: flex; gap: 8px; flex-wrap: wrap; }
.intent-form input {
  flex: 1;
  min-width: 180px;
  border-radius: 999px;
  border: 0;
  padding: 12px 16px;
  background: #fff;
  color: var(--text);
}
.form-note { margin-top: 10px; font-size: 14px; background: rgba(255,255,255,.16); border-radius: 10px; padding: 8px 12px; }
.site-footer { background: #100c10; color: rgba(246,240,232,.82); padding: 42px 0 28px; border-top: 1px solid var(--line); }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 18px; }
.site-footer a { color: var(--paper); text-decoration: none; }
.site-footer a:hover { color: var(--signal); }
.foot-title { font-size: 13px; color: var(--mute); margin-bottom: 8px; }
.copy { margin-top: 22px; font-size: 13px; color: var(--mute); }
.legend-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
@media (max-width: 1199px) {
  h1 { font-size: 44px; }
  .plan.rec { transform: none; }
}
@media (max-width: 992px) {
  .stack, .feat, .demo-stage, .bill, .case-grid, .path-grid, .plan-grid, .quote-grid, .intent, .foot-grid, .scene-rail, .timeline, .metric-grid {
    grid-template-columns: 1fr 1fr;
  }
  .stack { grid-template-areas: "main main" "sidea sideb"; }
  .side-a, .side-b, .quote:nth-child(2) { transform: none; }
  .feat { grid-template-areas: "wide wide" "a b" "full full"; }
  .feat .full, .channel-strip, .news-item { grid-template-columns: 1fr; }
  .plan-grid, .timeline { grid-template-columns: 1fr 1fr; }
  h1 { font-size: 38px; }
}
@media (max-width: 768px) {
  section { padding: 52px 0; }
  .brand-row { flex-wrap: wrap; }
  .search-form { order: 5; flex-basis: 100%; }
  .metric-grid, .scene-rail, .case-grid, .path-grid, .quote-grid, .foot-grid, .stack, .demo-stage, .bill { grid-template-columns: 1fr; }
  .stack { grid-template-areas: "main" "sidea" "sideb"; }
}
@media (max-width: 576px) {
  h1 { font-size: 32px; }
  h2 { font-size: 24px; }
  .feat, .plan-grid, .timeline, .feat .full { grid-template-columns: 1fr; grid-template-areas: "wide" "a" "b" "full"; }
  .logo strong { font-size: 16px; }
  .hero-main { padding: 24px 18px; }
}

/* roulang page: category2 */
:root {
 --ink: #161018;
 --grape: #2A1A2C;
 --paper: #F6F0E8;
 --text: #1C1418;
 --mag: #FF4D88;
 --signal: #D6FF4A;
 --mute: #8E7E88;
 --line: rgba(246,240,232,.16);
 --line-dark: rgba(28,20,24,.12);
 --radius: 14px;
 --shadow: 0 10px 28px rgba(22,16,24,.18);
 --header: 118px;
 --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
/* roulang page: category2 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 font-family: var(--font);
 font-size: 16.5px;
 line-height: 1.75;
 color: var(--paper);
 background: var(--ink);
}
img { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
a { color: var(--mag); text-underline-offset: 4px; }
a:hover { color: #ff7aa6; }
a:focus-visible, button:focus-visible, input:focus-visible {
 outline: 2px solid var(--mag);
 outline-offset: 2px;
}
.site-wrap { width: min(1140px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
 position: sticky;
 top: 0;
 z-index: 50;
 background: var(--ink);
 border-bottom: 1px solid var(--line);
}
.brand-row, .channel-row { display: flex; align-items: center; gap: 14px; }
.brand-row { min-height: 72px; padding: 12px 0; }
.channel-row { min-height: 46px; padding-bottom: 10px; gap: 8px; overflow-x: auto; scrollbar-width: none; }
.channel-row::-webkit-scrollbar { display: none; }
.logo {
 display: flex;
 align-items: baseline;
 gap: 8px;
 text-decoration: none;
 color: var(--paper);
 flex: 0 0 auto;
}
.logo strong { font-size: 20px; letter-spacing: 0; font-weight: 760; }
.logo em {
 font-style: normal;
 font-size: 12px;
 background: var(--mag);
 color: #fff;
 border-radius: 999px;
 padding: 2px 8px;
 line-height: 1.4;
}
.search-form { display: flex; flex: 1; min-width: 180px; gap: 8px; }
.search-form input {
 flex: 1;
 background: var(--paper);
 color: var(--text);
 border: 1px solid transparent;
 border-radius: 999px;
 padding: 10px 16px;
 font-size: 14px;
}
.search-form input:focus { border-color: var(--mag); outline: none; box-shadow: 0 0 0 3px rgba(255,77,136,.25); }
.badge-18, .tag, .heat {
 display: inline-flex;
 align-items: center;
 border-radius: 999px;
 font-size: 13px;
 line-height: 1;
 padding: 6px 10px;
 white-space: nowrap;
}
.badge-18 { background: var(--mag); color: #fff; font-weight: 700; }
.tag { background: rgba(246,240,232,.08); color: var(--paper); border: 1px solid var(--line); }
.heat { background: var(--signal); color: var(--text); font-weight: 760; }
.channel {
 color: var(--paper);
 text-decoration: none;
 border-radius: 999px;
 padding: 6px 12px;
 font-size: 14px;
 white-space: nowrap;
 border: 1px solid transparent;
}
.channel:hover { color: var(--signal); }
.channel.active, .channel.active:hover { background: var(--signal); color: var(--text); }
.channel.mark { color: var(--mute); }
.btn {
 --bs-btn-padding-x: 18px;
 --bs-btn-padding-y: 10px;
 --bs-btn-border-radius: 999px;
 --bs-btn-font-weight: 700;
 --bs-btn-font-size: 14px;
 --bs-btn-line-height: 1.2;
 border-radius: 999px;
 border: 1px solid transparent;
 padding: 10px 18px;
 font-size: 14px;
 font-weight: 700;
 line-height: 1.2;
 text-decoration: none;
 display: inline-flex;
 align-items: center;
 justify-content: center;
 transition: transform .15s ease, filter .15s ease, background .15s ease, color .15s ease;
 cursor: pointer;
}
.btn:hover { transform: translateY(1px); }
.btn:active { transform: translateY(2px); }
.btn-signal {
 --bs-btn-bg: #D6FF4A;
 --bs-btn-color: #1C1418;
 --bs-btn-border-color: #D6FF4A;
 --bs-btn-hover-bg: #c6ef38;
 --bs-btn-hover-color: #1C1418;
 --bs-btn-hover-border-color: #c6ef38;
 --bs-btn-active-bg: #b6dc2e;
 --bs-btn-active-color: #1C1418;
 background: var(--signal);
 color: var(--text);
}
.btn-signal:hover, .btn-signal:focus { background: #c6ef38; color: var(--text); }
.btn-line {
 --bs-btn-color: #FF4D88;
 --bs-btn-border-color: #FF4D88;
 --bs-btn-hover-bg: rgba(255,77,136,.12);
 --bs-btn-hover-color: #FF4D88;
 --bs-btn-hover-border-color: #FF4D88;
 background: transparent;
 color: var(--mag);
 border-color: var(--mag);
}
.btn-line:hover { background: rgba(255,77,136,.12); color: var(--mag); }
.btn-ink {
 --bs-btn-bg: #1C1418;
 --bs-btn-color: #F6F0E8;
 --bs-btn-border-color: #1C1418;
 --bs-btn-hover-bg: #000;
 --bs-btn-hover-color: #F6F0E8;
 background: var(--text);
 color: var(--paper);
}
.btn-ink:hover { color: var(--paper); background: #000; }
section { padding: 76px 0; }
.band-ink { background: var(--ink); }
.band-grape { background: var(--grape); }
.band-paper { background: var(--paper); color: var(--text); }
.band-mag { background: var(--mag); color: #fff; }
.band-paper a { color: var(--mag); }
.kicker { margin: 0 0 8px; color: var(--signal); font-size: 13px; font-weight: 700; letter-spacing: 0; }
.band-paper .kicker { color: var(--mag); }
h1, h2, h3 { line-height: 1.25; font-weight: 760; letter-spacing: 0; }
h1 { font-size: 52px; margin: 0 0 12px; }
h2 { font-size: 26px; margin: 0 0 14px; }
h3 { font-size: 18px; margin: 0 0 8px; }
.lead-line { font-size: 18px; margin: 0; max-width: 40em; }
.muted { color: var(--mute); font-size: 13px; }
.band-paper .muted { color: #6d6168; }
.head-split { display: grid; grid-template-columns: 1.4fr .6fr; gap: 28px; align-items: end; }
.date-card {
 border: 1px solid var(--line);
 border-radius: var(--radius);
 padding: 18px 18px 14px;
 background: #341c34;
}
.date-card strong { display: block; color: var(--signal); font-size: 28px; line-height: 1.15; }
.date-card span { color: var(--mute); font-size: 13px; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.upd-list { display: flex; flex-direction: column; gap: 14px; }
.upd-card {
 display: grid;
 grid-template-columns: 1fr 148px;
 gap: 16px;
 align-items: center;
 background: #fff;
 color: var(--text);
 border: 1px solid var(--line-dark);
 border-radius: var(--radius);
 padding: 14px;
 box-shadow: 0 8px 20px rgba(22,16,24,.06);
 transition: border-color .15s ease, transform .15s ease;
}
.upd-card:hover { border-color: var(--mag); transform: translateY(-2px); }
.upd-card p { margin: 8px 0 0; font-size: 14.5px; color: rgba(28,20,24,.78); }
.meta-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.tag-dark { background: #f3ebe3; color: var(--text); border: 1px solid var(--line-dark); }
.poster {
 position: relative;
 width: 148px;
 aspect-ratio: 3 / 4;
 border-radius: 12px;
 overflow: hidden;
 border: 1px solid var(--line-dark);
}
.poster i { display: block; height: 100%; }
.poster b {
 position: absolute;
 left: 0; right: 0; bottom: 0;
 padding: 8px 8px 7px;
 background: #161018;
 color: var(--paper);
 font-size: 12px;
 font-weight: 650;
 line-height: 1.35;
}
.p1 { background: #3a2038; }
.p2 { background: #4a2440; }
.p3 { background: #2c1828; }
.p4 { background: #5a2a3e; }
.p5 { background: #24141f; }
.legend-row { display: grid; grid-template-columns: 180px 1fr; gap: 22px; align-items: center; }
.swatches { display: flex; flex-wrap: wrap; gap: 10px; }
.swatch {
 display: flex;
 align-items: center;
 gap: 8px;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 8px 12px 8px 8px;
 background: #24141c;
 font-size: 14px;
}
.dot { width: 14px; height: 14px; border-radius: 50%; display: inline-block; }
.d-4k { background: var(--signal); }
.d-1080 { background: var(--mag); }
.d-720 { background: #c9b8ae; }
.d-sub { background: #fff; }
.seq { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: start; }
.timeline { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0; }
.timeline li {
 position: relative;
 padding: 0 0 18px 28px;
 border-left: 1px solid var(--line);
}
.timeline li:last-child { border-left-color: transparent; padding-bottom: 0; }
.timeline li::before {
 content: "";
 position: absolute;
 left: -6px; top: 6px;
 width: 11px; height: 11px;
 border-radius: 50%;
 background: var(--signal);
}
.timeline strong { display: block; }
.timeline span { color: var(--mute); font-size: 14.5px; }
.tier-grid { display: grid; grid-template-columns: 1fr 1.08fr 1fr; gap: 14px; align-items: stretch; }
.tier {
 background: #fff;
 color: var(--text);
 border: 1px solid var(--line-dark);
 border-radius: var(--radius);
 padding: 18px 18px 16px;
}
.tier.hot { border: 2px solid var(--signal); background: #fffdf4; transform: translateY(-6px); }
.tier .price { font-size: 32px; font-weight: 760; line-height: 1; margin: 8px 0; }
.tier .price small { font-size: 14px; font-weight: 650; color: #6d6168; }
.tier ul { margin: 0; padding-left: 18px; }
.tier li { margin: 4px 0; }
.ask-list { max-width: 820px; }
.accordion-item {
 background: #fff;
 color: var(--text);
 border: 1px solid var(--line-dark) !important;
 border-radius: var(--radius) !important;
 overflow: hidden;
 margin-bottom: 10px;
}
.accordion-button {
 background: #fff;
 color: var(--text);
 font-weight: 740;
 box-shadow: none !important;
}
.accordion-button:not(.collapsed) { background: #fff4ea; color: var(--text); }
.accordion-button:focus { box-shadow: inset 0 0 0 2px var(--mag); }
.accordion-body { font-size: 15px; }
.more-band { display: flex; justify-content: space-between; align-items: center; gap: 18px; }
.more-band h2, .more-band p { color: #fff; }
.more-band p { margin: 0; }
.form-note { margin-top: 0; font-size: 13px; color: var(--signal); }
.site-footer { background: #100b12; padding: 48px 0 20px; border-top: 1px solid var(--line); color: var(--paper); }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.foot-title { font-weight: 760; margin-bottom: 10px; }
.site-footer p { color: var(--mute); margin: 10px 0 12px; }
.site-footer a { color: var(--paper); text-decoration: none; }
.site-footer a:hover { color: var(--signal); }
.copy { margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--mute); font-size: 13px; }
@media (max-width: 992px) {
 h1 { font-size: 40px; }
 .head-split, .legend-row, .seq, .tier-grid, .foot-grid { grid-template-columns: 1fr; }
 .tier.hot { transform: none; }
 .brand-row { flex-wrap: wrap; }
}
@media (max-width: 768px) {
 section { padding: 52px 0; }
 h1 { font-size: 34px; }
 h2 { font-size: 22px; }
 .upd-card { grid-template-columns: 1fr 112px; }
 .poster { width: 112px; }
 .more-band { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 576px) {
 h1 { font-size: 32px; }
 .search-form { min-width: 100%; order: 3; }
 .brand-row { gap: 10px; }
 .date-card strong { font-size: 22px; }
 .upd-card { grid-template-columns: 1fr; }
 .poster { width: 100%; max-width: 180px; aspect-ratio: 3 / 4; }
}

/* roulang page: category1 */
:root {
 --ink: #161018;
 --grape: #2A1A2C;
 --paper: #F6F0E8;
 --text: #1C1418;
 --mag: #FF4D88;
 --signal: #D6FF4A;
 --mute: #8E7E88;
 --line: rgba(246,240,232,.16);
 --line-dark: rgba(28,20,24,.12);
 --radius: 14px;
 --shadow: 0 10px 28px rgba(22,16,24,.18);
 --header: 118px;
 --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
/* roulang page: category1 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 font-family: var(--font);
 font-size: 16.5px;
 line-height: 1.75;
 color: var(--paper);
 background: var(--ink);
}
img { max-width: 100%; display: block; }
button, input, textarea, select { font-family: inherit; }
a { color: var(--mag); text-underline-offset: 4px; }
a:hover { color: #ff7aa6; }
:focus-visible { outline: 2px solid var(--mag); outline-offset: 2px; }
.site-wrap { width: min(1140px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
 position: sticky;
 top: 0;
 z-index: 50;
 background: var(--ink);
 border-bottom: 1px solid var(--line);
}
.brand-row, .channel-row { display: flex; align-items: center; gap: 14px; }
.brand-row { min-height: 72px; padding: 12px 0; }
.channel-row { min-height: 46px; padding-bottom: 10px; gap: 8px; overflow-x: auto; scrollbar-width: none; }
.channel-row::-webkit-scrollbar { display: none; }
.logo {
 display: flex;
 align-items: baseline;
 gap: 8px;
 text-decoration: none;
 color: var(--paper);
 flex: 0 0 auto;
}
.logo strong { font-size: 20px; letter-spacing: 0; font-weight: 760; }
.logo em {
 font-style: normal;
 font-size: 12px;
 background: var(--mag);
 color: #fff;
 border-radius: 999px;
 padding: 2px 8px;
 line-height: 1.4;
}
.search-form { display: flex; flex: 1; min-width: 180px; gap: 8px; }
.search-form input, .lite-select, .intent-form input {
 background: var(--paper);
 color: var(--text);
 border: 1px solid transparent;
 border-radius: 999px;
 padding: 10px 16px;
 font-size: 14px;
}
.search-form input { flex: 1; }
.search-form input:focus, .lite-select:focus, .intent-form input:focus {
 border-color: var(--mag);
 outline: none;
 box-shadow: 0 0 0 3px rgba(255,77,136,.25);
}
.badge-18, .tag, .heat, .chip {
 display: inline-flex;
 align-items: center;
 border-radius: 999px;
 font-size: 13px;
 line-height: 1;
 padding: 6px 10px;
 white-space: nowrap;
}
.badge-18 { background: var(--mag); color: #fff; font-weight: 700; }
.tag { background: rgba(246,240,232,.08); color: var(--paper); border: 1px solid var(--line); }
.heat { background: var(--signal); color: var(--text); font-weight: 760; }
.btn {
 border-radius: 999px;
 border: 1px solid transparent;
 padding: 10px 18px;
 font-size: 14px;
 font-weight: 700;
 line-height: 1.2;
 text-decoration: none;
 display: inline-flex;
 align-items: center;
 justify-content: center;
 transition: transform .15s ease, filter .15s ease, background .15s ease, color .15s ease;
 cursor: pointer;
}
.btn:hover { transform: translateY(1px); }
.btn:active { transform: translateY(2px); }
.btn-signal { background: var(--signal); color: var(--text); }
.btn-signal:hover { background: #c6ef38; color: var(--text); }
.btn-line { background: transparent; color: var(--mag); border-color: var(--mag); }
.btn-line:hover { background: rgba(255,77,136,.12); color: var(--mag); }
.btn-ink { background: var(--text); color: var(--paper); }
.btn-ink:hover { color: var(--paper); background: #000; }
.channel {
 color: var(--paper);
 text-decoration: none;
 border-radius: 999px;
 padding: 6px 12px;
 font-size: 14px;
 white-space: nowrap;
 border: 1px solid transparent;
}
.channel:hover { color: var(--signal); }
.channel.active { background: var(--signal); color: var(--text); }
.channel.active:hover { color: var(--text); }
.channel.mark { color: var(--mute); background: transparent; }
.channel.mark:hover { color: var(--mag); }
.form-note { margin-top: 10px; font-size: 13px; color: var(--signal); }
section { padding: 72px 0; }
h1 { font-size: 52px; line-height: 1.18; font-weight: 780; margin: 0 0 12px; letter-spacing: 0; }
h2 { font-size: 26px; line-height: 1.35; font-weight: 760; margin: 0 0 14px; }
h3 { font-size: 18px; line-height: 1.45; margin: 0 0 6px; font-weight: 740; }
p { margin: 0 0 10px; }
.kicker { color: var(--mag); font-size: 13px; font-weight: 700; margin-bottom: 8px; letter-spacing: .04em; }
.lead-line { font-size: 17px; color: rgba(246,240,232,.86); max-width: 680px; }
.chan-head { padding: 40px 0 28px; background: var(--ink); }
.head-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; align-items: center; }
.filter-band { padding: 18px 0; background: var(--grape); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.filter-label { font-size: 13px; color: var(--mute); margin-right: 4px; }
.chip {
 background: transparent;
 color: var(--paper);
 border: 1px solid var(--line);
 cursor: pointer;
}
.chip.is-on, .chip:hover { background: var(--signal); color: var(--text); border-color: var(--signal); }
.paper-sec { background: var(--paper); color: var(--text); }
.paper-sec a { color: var(--mag); }
.ink-sec { background: var(--ink); }
.grape-sec { background: var(--grape); }
.sec-head { display: flex; justify-content: space-between; gap: 16px; align-items: flex-end; margin-bottom: 18px; }
.sec-head p { margin: 0; color: var(--mute); font-size: 14px; max-width: 460px; }
.paper-sec .sec-head p { color: #6d6168; }
.pick-list { display: flex; flex-direction: column; gap: 12px; }
.pick-item {
 display: grid;
 grid-template-columns: 148px 1fr;
 gap: 16px;
 background: #fff;
 color: var(--text);
 border: 1px solid var(--line-dark);
 border-radius: var(--radius);
 padding: 12px;
 box-shadow: 0 8px 20px rgba(22,16,24,.06);
 text-decoration: none;
 transition: border-color .15s ease, transform .15s ease;
}
.pick-item:hover { border-color: var(--mag); color: var(--text); transform: translateY(-1px); }
.poster {
 position: relative;
 border-radius: 10px;
 overflow: hidden;
 min-height: 168px;
 background: #3C2238;
}
.poster.r2 { background: #4A2A3C; }
.poster.r3 { background: #243028; }
.poster.r4 { background: #53263A; }
.poster.r5 { background: #2E1C30; }
.poster.r6 { background: #3A241C; }
.poster .mark-top {
 position: absolute;
 top: 8px;
 left: 8px;
 display: flex;
 gap: 6px;
}
.poster .capbar {
 position: absolute;
 left: 0; right: 0; bottom: 0;
 background: rgba(22,16,24,.88);
 color: var(--paper);
 font-size: 12px;
 padding: 7px 8px;
}
.pick-body { display: flex; flex-direction: column; min-width: 0; }
.pick-top { display: flex; justify-content: space-between; gap: 8px; align-items: flex-start; }
.pick-body p { color: #5c5158; font-size: 14.5px; margin: 0; }
.meta-line { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 10px; font-size: 13px; color: #7a6c74; }
.paper-tag { background: #f3e7ea; color: var(--text); border: 0; }
.score-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; align-items: start; }
.score-card, .side-note, .notice, .week-node, .article-row {
 border-radius: var(--radius);
 border: 1px solid var(--line);
}
.score-card { background: #341c34; padding: 18px 18px 8px; }
.score-line { display: grid; grid-template-columns: 92px 1fr 52px; gap: 10px; align-items: center; margin: 12px 0 16px; font-size: 14px; }
.bar { height: 8px; background: rgba(246,240,232,.14); border-radius: 999px; overflow: hidden; }
.bar > span { display: block; height: 100%; background: var(--signal); border-radius: inherit; }
.bar > span.mag { background: var(--mag); }
.side-note { background: var(--paper); color: var(--text); padding: 18px; }
.side-note li { margin: 8px 0; }
.week-rail { display: flex; gap: 12px; overflow-x: auto; padding-bottom: 6px; scrollbar-width: thin; }
.week-node { min-width: 210px; background: #341c34; padding: 16px; }
.week-node time { display: block; color: var(--signal); font-size: 13px; font-weight: 740; }
.week-node strong { display: block; margin: 6px 0; font-size: 18px; }
.week-node p { margin: 0; color: var(--mute); font-size: 14px; }
.article-list { display: flex; flex-direction: column; }
.article-row {
 display: grid;
 grid-template-columns: 108px 1fr auto;
 gap: 14px;
 align-items: center;
 padding: 16px 4px;
 border: 0;
 border-bottom: 1px solid var(--line-dark);
 border-radius: 0;
 color: var(--text);
 text-decoration: none;
}
.article-row:hover { color: var(--mag); }
.article-row time { color: #7a6c74; font-size: 13px; }
.article-row p { margin: 0; color: #5c5158; font-size: 14.5px; }
.notice-list { display: flex; flex-direction: column; gap: 10px; }
.notice { background: #301c2e; padding: 16px 18px; display: grid; grid-template-columns: 92px 1fr; gap: 12px; }
.notice b { color: var(--signal); font-size: 14px; }
.more-sec { background: var(--mag); color: #fff; padding: 42px 0; }
.more-row { display: flex; justify-content: space-between; gap: 18px; align-items: center; }
.more-sec p { margin: 6px 0 0; color: rgba(255,255,255,.9); }
.more-sec h2 { color: #fff; }
.site-footer { background: #120c14; border-top: 1px solid var(--line); padding: 48px 0 20px; color: var(--paper); }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.foot-title { font-weight: 760; margin-bottom: 8px; }
.site-footer a { color: var(--paper); text-decoration: none; }
.site-footer a:hover { color: var(--mag); }
.site-footer p { color: rgba(246,240,232,.78); font-size: 14.5px; }
.copy { margin-top: 28px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--mute); font-size: 13px; }
@media (max-width: 992px) {
 h1 { font-size: 40px; }
 .score-grid, .foot-grid { grid-template-columns: 1fr; }
 .notice { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
 .brand-row { flex-wrap: wrap; }
 .search-form { order: 5; flex: 1 1 100%; }
 .sec-head, .more-row, .article-row { grid-template-columns: 1fr; display: grid; }
 .article-row { gap: 4px; }
 .pick-item { grid-template-columns: 120px 1fr; }
 section { padding: 52px 0; }
}
@media (max-width: 576px) {
 h1 { font-size: 34px; }
 h2 { font-size: 22px; }
 .pick-item { grid-template-columns: 1fr; }
 .poster { min-height: 0; aspect-ratio: 16/9; }
 .more-row { align-items: flex-start; }
 .score-line { grid-template-columns: 72px 1fr 42px; }
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}