/* ==========================================================================
   新利LUCK 官方品牌站 · 共享样式 /assets/site.css
   主题：转播室技术蓝图 · 炭黑数据层 + 奶油图纸层 + 亮橙行动层
   ========================================================================== */

/* --- reset ------------------------------------------------------------ */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body, h1, h2, h3, h4, h5, h6, p, ul, ol, li, figure, blockquote, dl, dd { margin: 0; padding: 0; }
ul, ol { list-style: none; }
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
table { border-collapse: collapse; width: 100%; }

/* --- tokens ----------------------------------------------------------- */
:root {
  --ink-0: #0B0D10;
  --ink-1: #12161C;
  --paper: #F4EFE3;
  --paper-2: #E5DCC7;
  --brown: #2A2118;
  --cyan: #00F0D0;
  --violet: #7B4DFF;
  --orange: #FF6A1A;
  --red: #E23A2E;
  --gray: #8A8577;
  --line: #3A4750;

  --grad: linear-gradient(135deg, #7B4DFF 0%, #00F0D0 100%);
  --font-display: 'Archivo Black', 'Oswald', 'Noto Sans SC', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Noto Sans Mono CJK SC', ui-monospace, Menlo, Consolas, monospace;

  --wrap: 1200px;
  --pad: clamp(16px, 4vw, 40px);
  --gap: clamp(12px, 2vw, 24px);
  --cut: 20px;
  --line-soft: rgba(58, 71, 80, 0.55);
}

/* --- base ------------------------------------------------------------- */
body {
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--ink-0);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(34px, 6vw, 64px); }
h2 { font-size: clamp(26px, 4vw, 48px); }
h3 { font-size: clamp(20px, 2.6vw, 32px); }
h4 { font-size: clamp(17px, 1.6vw, 20px); letter-spacing: -0.01em; }

strong, b { color: var(--cyan); font-weight: 700; }

::selection { background: var(--violet); color: var(--paper); }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.lx-visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* --- layout ----------------------------------------------------------- */
.lx-container {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.lx-section { padding-block: clamp(32px, 6vw, 72px); }

.lx-section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 8px 16px;
  padding-bottom: 16px;
  margin-bottom: clamp(20px, 3vw, 34px);
  border-bottom: 1px solid var(--line);
  position: relative;
}

.lx-section__head::after {
  content: "";
  position: absolute;
  left: 0; bottom: -1px;
  width: 88px; height: 3px;
  background: var(--grad);
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
}

.lx-section__index {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.26em;
  color: var(--cyan);
  padding-top: 4px;
  text-transform: uppercase;
}

.lx-section__title {
  font-size: clamp(22px, 3.2vw, 34px);
  margin-right: auto;
}

.lx-section__note {
  align-self: flex-end;
  font-size: 13px;
  color: var(--gray);
  max-width: 46ch;
}

.lx-grid {
  display: grid;
  gap: var(--gap);
  grid-template-columns: 1fr;
}

@media (min-width: 720px) {
  .lx-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 900px) {
  .lx-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* --- panels ----------------------------------------------------------- */
.lx-panel {
  position: relative;
  background: var(--ink-1);
  border: 1px solid var(--line);
  padding: clamp(16px, 2.4vw, 26px);
}

.lx-panel--cut {
  border: 0;
  background: var(--ink-1);
  clip-path: polygon(
    0 0,
    calc(100% - var(--cut)) 0,
    100% var(--cut),
    100% 100%,
    var(--cut) 100%,
    0 calc(100% - var(--cut))
  );
}

.lx-panel--paper {
  border: 1px solid var(--paper-2);
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--paper-2) 1px, transparent 1px),
    linear-gradient(90deg, var(--paper-2) 1px, transparent 1px);
  background-size: 28px 28px;
  color: var(--brown);
}

.lx-panel--paper h1,
.lx-panel--paper h2,
.lx-panel--paper h3,
.lx-panel--paper h4 { color: var(--brown); }

.lx-panel--paper .lx-note,
.lx-panel--paper .lx-stat__label { color: #5C5446; }

/* --- prose ------------------------------------------------------------ */
.lx-prose {
  max-width: 68ch;
  font-size: 16px;
  line-height: 1.85;
}

.lx-prose p + p { margin-top: 1em; }

.lx-prose h2,
.lx-prose h3 {
  margin-top: 1.6em;
  margin-bottom: 0.5em;
}

.lx-prose ul,
.lx-prose ol { margin-top: 0.8em; }

.lx-prose li {
  position: relative;
  padding-left: 20px;
  margin-top: 0.4em;
}

.lx-prose li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.72em;
  width: 9px; height: 2px;
  background: var(--orange);
}

.lx-prose a {
  color: inherit;
  border-bottom: 1px solid var(--violet);
  transition: color 0.2s ease, border-color 0.2s ease;
}

.lx-prose a:hover,
.lx-prose a:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

/* --- buttons ---------------------------------------------------------- */
.lx-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: 14px;
  letter-spacing: 0.02em;
  line-height: 1.2;
  white-space: nowrap;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%);
  transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.lx-btn--action {
  background: var(--orange);
  color: #160E06;
}

.lx-btn--action:hover {
  background: #FF8A46;
  transform: translateY(-2px);
}

.lx-btn--ghost {
  background: transparent;
  color: var(--paper);
  box-shadow: inset 0 0 0 1px var(--line);
}

.lx-btn--ghost:hover {
  color: var(--cyan);
  box-shadow: inset 0 0 0 1px var(--cyan);
  transform: translateY(-2px);
}

.lx-btn:focus-visible { box-shadow: inset 0 0 0 2px var(--cyan); }

/* --- tags / rules / notes -------------------------------------------- */
.lx-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px 3px 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, calc(100% - 7px) 100%, 0 100%);
}

.lx-rule {
  height: 1px;
  border: 0;
  background-image: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px 9px);
}

.lx-note {
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray);
}

/* --- stats ------------------------------------------------------------ */
.lx-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.lx-stat__value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(28px, 5vw, 46px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--cyan);
}

.lx-stat__label {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--gray);
}

/* --- lists ------------------------------------------------------------ */
.lx-list {
  display: grid;
  gap: 10px;
}

.lx-list__item {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  border-bottom: 1px solid rgba(58, 71, 80, 0.4);
  padding-bottom: 10px;
}

.lx-list__item::before {
  content: "";
  position: absolute;
  left: 0; top: 0.75em;
  width: 12px; height: 2px;
  background: var(--cyan);
}

/* --- media ------------------------------------------------------------ */
.lx-media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--ink-1);
  border: 1px solid var(--line);
}

.lx-media__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lx-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    repeating-linear-gradient(115deg, rgba(0, 240, 208, 0.10) 0 1px, transparent 1px 26px),
    linear-gradient(135deg, rgba(123, 77, 255, 0.26), rgba(0, 240, 208, 0.10) 52%, rgba(11, 13, 16, 0) 62%);
}

.lx-media__tag {
  position: absolute;
  left: 0; bottom: 0;
  z-index: 2;
  padding: 6px 14px 6px 10px;
  background: var(--ink-0);
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.08em;
  clip-path: polygon(0 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
}

.lx-media__caption {
  margin-top: 8px;
  font-size: 13px;
  color: var(--gray);
}

.lx-media--tall { aspect-ratio: 3 / 4; }
.lx-media--wide { aspect-ratio: 21 / 9; }

/* --- breadcrumb ------------------------------------------------------- */
.lx-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 14px 0;
  font-size: 13px;
  color: var(--gray);
}

.lx-breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.lx-breadcrumb__sep { color: var(--line); }

.lx-breadcrumb__link {
  color: var(--paper-2);
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.lx-breadcrumb__link:hover,
.lx-breadcrumb__link:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

.lx-breadcrumb [aria-current="page"] { color: var(--cyan); }

/* --- reveal (progressive enhancement) -------------------------------- */
.lx-js .lx-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.2, 0.7, 0.3, 1);
}

.lx-js .lx-reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.lx-header {
  position: relative;
  z-index: 70;
}

.lx-skip {
  position: fixed;
  left: 10px;
  top: -60px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--cyan);
  color: var(--ink-0);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  transition: top 0.2s ease;
}

.lx-skip:focus { top: 10px; }

/* 上：刻度状态条 */
.lx-statusbar {
  background-color: var(--ink-0);
  background-image: repeating-linear-gradient(90deg, rgba(58, 71, 80, 0.8) 0 1px, transparent 1px 28px);
  background-size: 100% 6px;
  background-repeat: no-repeat;
  background-position: left bottom;
  border-bottom: 1px solid rgba(58, 71, 80, 0.45);
}

.lx-statusbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 18px;
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding: 9px var(--pad) 13px;
  font-size: 12px;
  letter-spacing: 0.04em;
}

.lx-brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.lx-brand__mark {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: 16px;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.lx-brand__sub {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gray);
  border-left: 1px solid var(--line);
  padding-left: 8px;
}

.lx-tagline {
  padding: 3px 16px 3px 10px;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ink-0);
  background-image: var(--grad);
  clip-path: polygon(0 0, 100% 0, calc(100% - 9px) 100%, 0 100%);
}

.lx-status {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-left: auto;
  color: var(--gray);
  white-space: nowrap;
}

.lx-status__dot {
  width: 6px;
  height: 6px;
  background: var(--cyan);
  animation: lx-pulse 2.4s ease-in-out infinite;
}

@keyframes lx-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.7); }
}

.lx-status__label { color: var(--gray); }

.lx-status__clock {
  color: var(--cyan);
  font-weight: 700;
}

.lx-status__season { color: var(--line); }

/* 下：栏目条 */
.lx-navbar {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(11, 13, 16, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.lx-progress {
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background-image: var(--grad);
  transform: scaleX(0);
  transform-origin: 0 50%;
  will-change: transform;
  pointer-events: none;
}

.lx-navbar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding: 9px var(--pad);
}

.lx-nav__toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  color: var(--paper);
  font-size: 13px;
  letter-spacing: 0.1em;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.lx-nav__toggle:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.lx-nav__bars {
  position: relative;
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
}

.lx-nav__bars::before,
.lx-nav__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  background: currentColor;
  transition: transform 0.2s ease;
}

.lx-nav__bars::before { top: -6px; }
.lx-nav__bars::after { top: 6px; }

[aria-expanded="true"] .lx-nav__bars { background: transparent; }
[aria-expanded="true"] .lx-nav__bars::before { transform: translateY(6px) rotate(45deg); }
[aria-expanded="true"] .lx-nav__bars::after { transform: translateY(-6px) rotate(-45deg); }

.lx-nav__toggletext { font-family: var(--font-mono); }

.lx-nav {
  display: none;
  flex-basis: 100%;
  border-top: 1px solid var(--line);
  margin-top: 6px;
}

.lx-nav[data-open] { display: block; }

.lx-nav__list {
  display: grid;
  gap: 2px;
  padding: 6px 0 8px;
}

.lx-nav__link {
  position: relative;
  display: block;
  padding: 12px 0 12px 14px;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: 16px;
  letter-spacing: 0.01em;
  color: var(--paper);
  white-space: nowrap;
  border-bottom: 1px solid rgba(58, 71, 80, 0.4);
  transition: color 0.2s ease, box-shadow 0.2s ease;
}

.lx-nav__link:hover,
.lx-nav__link:focus-visible { color: var(--cyan); }

.lx-nav__link[aria-current="page"] {
  color: var(--orange);
  box-shadow: inset 3px 0 0 var(--orange);
}

.lx-navbar__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
  padding: 10px 18px;
  background: var(--orange);
  color: #160E06;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: 14px;
  letter-spacing: 0.02em;
  white-space: nowrap;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.lx-navbar__cta:hover {
  background: #FF8A46;
  transform: translateY(-1px);
}

/* 桌面：单行横滑栏目 + 斜切下划线 */
@media (min-width: 901px) {
  .lx-navbar__inner { flex-wrap: nowrap; gap: 20px; padding: 6px var(--pad); }

  .lx-nav__toggle { display: none; }

  .lx-nav {
    display: block;
    flex: 1 1 auto;
    min-width: 0;
    flex-basis: auto;
    margin-top: 0;
    border-top: 0;
  }

  .lx-nav__list {
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 0;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .lx-nav__list::-webkit-scrollbar { display: none; }

  .lx-nav__item { flex: 0 0 auto; }

  .lx-nav__link {
    padding: 17px 16px 19px;
    font-size: 15px;
    border-bottom: 0;
  }

  .lx-nav__link[aria-current="page"] { box-shadow: none; }

  .lx-nav__link::after {
    content: "";
    display: block;
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 9px;
    height: 3px;
    background: var(--cyan);
    clip-path: polygon(0 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
    transform: scaleX(0);
    transform-origin: 0 50%;
    transition: transform 0.22s ease, background-color 0.22s ease;
  }

  .lx-nav__link:hover::after,
  .lx-nav__link:focus-visible::after { transform: scaleX(1); }

  .lx-nav__link[aria-current="page"]::after {
    background: var(--orange);
    transform: scaleX(1);
  }
}

/* 窄屏：收起次要状态信息 */
@media (max-width: 760px) {
  .lx-status__season { display: none; }
  .lx-tagline { display: none; }
  .lx-statusbar__inner { gap: 4px 12px; }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.lx-footer {
  position: relative;
  margin-top: clamp(48px, 8vw, 96px);
  background: var(--ink-1);
  border-top: 1px solid var(--line);
}

.lx-footer::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background-image: var(--grad);
}

.lx-footer__inner {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding: clamp(32px, 5vw, 56px) var(--pad) 26px;
}

@media (min-width: 900px) {
  .lx-footer__inner {
    grid-template-columns: minmax(220px, 1fr) minmax(0, 2.1fr);
    align-items: start;
  }
}

.lx-footer__logo {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: 26px;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.lx-footer__claim {
  margin-top: 8px;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: 15px;
  letter-spacing: 0.03em;
  color: var(--cyan);
}

.lx-footer__meta {
  margin-top: 14px;
  max-width: 32ch;
  font-size: 13px;
  color: var(--gray);
}

.lx-footer__grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  grid-template-columns: 1fr;
}

@media (min-width: 620px) {
  .lx-footer__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.lx-footer__title {
  margin-bottom: 14px;
  padding-bottom: 8px;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 900;
  font-size: 13px;
  letter-spacing: 0.16em;
  color: var(--cyan);
  border-bottom: 1px solid var(--line);
}

.lx-footer__list {
  display: grid;
  gap: 9px;
}

.lx-footer__link {
  display: inline-block;
  font-size: 15px;
  color: var(--paper);
  border-left: 2px solid transparent;
  padding-left: 0;
  transition: color 0.2s ease, padding-left 0.2s ease, border-color 0.2s ease;
}

.lx-footer__link:hover,
.lx-footer__link:focus-visible {
  color: var(--cyan);
  border-left-color: var(--cyan);
  padding-left: 8px;
}

.lx-footer__contact {
  grid-column: 1 / -1;
  display: grid;
  gap: 8px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--gray);
}

.lx-footer__contactline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  column-gap: 4px;
  row-gap: 6px;
}

.lx-footer__contactkey {
  color: var(--paper-2);
  letter-spacing: 0.08em;
}

.lx-footer__divider { color: var(--line); margin-inline: 10px; }

.lx-footer__address { color: var(--gray); }

.lx-footer__legal {
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--gray);
}

/* ==========================================================================
   MOTION PREFERENCES
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .lx-status__dot { animation: none; }

  .lx-js .lx-reveal {
    opacity: 1;
    transform: none;
  }
}

/* ==========================================================================
   PRINT
   ========================================================================== */
@media print {
  .lx-statusbar,
  .lx-navbar,
  .lx-skip { display: none; }
  body { background: #fff; color: #000; }
}