/* ============================================================
   幸运澳洲指南 · 共享样式 /assets/site.css
   母题：索引卡 + 路径 · 暖纸 / 深墨 / 赭红 / 深海蓝 / 青柠
   ============================================================ */

/* ---------- 1. Reset ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body,
h1, h2, h3, h4, h5, h6,
p, figure, blockquote, dl, dd, ul, ol {
  margin: 0;
}

ul, ol { padding: 0; }

img, svg, video { display: block; max-width: 100%; }

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: 0;
  cursor: pointer;
}

a { color: inherit; }

table {
  border-collapse: collapse;
  width: 100%;
}

::selection {
  background: var(--lime);
  color: var(--ink);
}

/* ---------- 2. 变量 ---------- */
:root {
  --paper: #F3E9D7;
  --paper-2: #E4D4BC;
  --ink: #15212A;
  --ochre: #A94826;
  --ochre-deep: #6F2F1D;
  --deep: #0E3B4B;
  --lime: #C9F24D;
  --gold: #E7B34C;
  --mist: #8FC7C0;

  --ink-70: rgba(21, 33, 42, 0.7);
  --ink-55: rgba(21, 33, 42, 0.55);
  --ink-30: rgba(21, 33, 42, 0.2);
  --paper-70: rgba(243, 233, 215, 0.74);
  --paper-45: rgba(243, 233, 215, 0.44);

  --line: 1.5px solid var(--ink);

  --wrap: 1180px;
  --wrap-narrow: 760px;
  --gut: clamp(1rem, 4vw, 2.8rem);
  --bar-h: 72px;

  --font-display: "Barlow Condensed", "Archivo Narrow", "Noto Sans SC",
    "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-body: "Source Han Sans SC", "Noto Sans SC", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", "JetBrains Mono", ui-monospace, SFMono-Regular,
    Menlo, Consolas, monospace;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- 3. 基础与中文排版 ---------- */
body {
  min-height: 100vh;
  background-color: var(--paper);
  background-image: repeating-linear-gradient(
    0deg,
    rgba(21, 33, 42, 0.022) 0 1px,
    transparent 1px 36px
  );
  color: var(--ink);
  font-family: var(--font-body);
  font-size: clamp(16px, 0.35vw + 14.6px, 17.5px);
  line-height: 1.75;
  letter-spacing: 0.01em;
  font-kerning: normal;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.012em;
  text-wrap: balance;
}

p { text-wrap: pretty; }

:focus-visible {
  outline: 3px solid var(--deep);
  outline-offset: 3px;
  border-radius: 2px;
}

.foot :focus-visible {
  outline-color: var(--lime);
}

#main-content { scroll-margin-top: calc(var(--bar-h) + 18px); }
#main-content:focus { outline: none; }

/* ---------- 4. Skip link ---------- */
.skip-link {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 300;
  transform: translateY(-140%);
  background: var(--deep);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.85rem 1.3rem;
  text-decoration: none;
  border: 1.5px solid var(--lime);
  border-radius: 0 0 2px 0;
  transition: transform 0.18s var(--ease);
}

.skip-link:focus,
.skip-link:focus-visible { transform: translateY(0); }

/* ---------- 5. 容器 ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gut);
}

.wrap--narrow { max-width: var(--wrap-narrow); }

/* ---------- 6. 排版与文字组件 ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ochre);
  margin: 0 0 0.85rem;
}

.eyebrow::before {
  content: "";
  width: 20px;
  height: 2px;
  background: var(--ochre);
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.86em;
  letter-spacing: 0.04em;
}

.rule {
  height: 0;
  border: 0;
  border-top: 1.5px solid var(--ink-30);
  margin: 2.2rem 0;
}

.prose {
  max-width: 68ch;
}

.prose p { margin: 0 0 1.15em; }
.prose p:last-child { margin-bottom: 0; }

.prose h2 {
  margin: 2.3em 0 0.7em;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
}

.prose h3 {
  margin: 1.9em 0 0.55em;
  font-size: 1.16rem;
  letter-spacing: 0;
}

.prose ul,
.prose ol {
  margin: 0 0 1.2em;
  padding-left: 1.35em;
}

.prose li { margin-bottom: 0.42em; }

.prose a {
  color: var(--ochre);
  text-decoration: none;
  border-bottom: 1.5px solid rgba(169, 72, 38, 0.42);
  transition: background-color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.prose a:hover {
  border-bottom-color: var(--ochre);
  background: rgba(201, 242, 77, 0.45);
}

.prose strong { font-weight: 700; }

.prose code {
  font-family: var(--font-mono);
  font-size: 0.86em;
  background: var(--paper-2);
  border: 1px solid var(--ink-30);
  border-radius: 2px;
  padding: 0.1em 0.4em;
}

.prose blockquote {
  margin: 1.7em 0;
  padding: 0.95rem 1.15rem;
  border-left: 4px solid var(--ochre);
  background: var(--paper-2);
}

/* ---------- 7. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.62rem 0.92rem;
  border: 1.5px solid var(--ink);
  border-radius: 2px;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  transition: transform 0.16s var(--ease), box-shadow 0.16s var(--ease),
    background-color 0.16s var(--ease), color 0.16s var(--ease);
}

.btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--ink);
}

.btn:active {
  transform: translate(0, 0);
  box-shadow: none;
}

.btn--ghost { background: var(--paper); color: var(--ink); }

.btn--lime {
  background: var(--lime);
  color: var(--ink);
  border-color: var(--ink);
}

.btn--solid {
  background: var(--deep);
  color: var(--paper);
  border-color: var(--deep);
}

.btn--solid:hover { box-shadow: 3px 3px 0 var(--ochre); }

/* ---------- 8. 命令栏头部 ---------- */
.cmdbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--paper);
  border-bottom: 1.5px solid var(--ink);
  transition: box-shadow 0.2s var(--ease);
}

.cmdbar.is-condensed {
  box-shadow: 0 10px 22px rgba(21, 33, 42, 0.14);
}

.cmdbar__progress {
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 100%;
  height: 2px;
  background: var(--lime);
  transform: scaleX(var(--progress, 0));
  transform-origin: 0 50%;
  z-index: 4;
  pointer-events: none;
}

.cmdbar__inner {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0.6rem var(--gut);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(0.6rem, 2vw, 1.6rem);
  transition: padding 0.2s var(--ease);
}

.cmdbar.is-condensed .cmdbar__inner { padding-block: 0.3rem; }

/* 品牌铜牌 */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--ink);
  min-width: 0;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex: none;
  background: var(--ochre);
  color: var(--paper);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: 0.03em;
  border: 1.5px solid var(--ink);
  border-radius: 2px;
  box-shadow: 3px 3px 0 var(--ink);
  transition: width 0.2s var(--ease), height 0.2s var(--ease),
    box-shadow 0.2s var(--ease);
}

.cmdbar.is-condensed .brand__mark {
  width: 30px;
  height: 30px;
  font-size: 0.9rem;
  box-shadow: 2px 2px 0 var(--ink);
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}

.brand__name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.02rem;
  letter-spacing: 0.02em;
  line-height: 1.1;
  white-space: nowrap;
}

.brand__meta {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-55);
  line-height: 1;
  white-space: nowrap;
}

.status-dot {
  width: 6px;
  height: 6px;
  flex: none;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 1.5px var(--ink);
}

/* 导航 */
.cmdnav {
  justify-self: center;
  min-width: 0;
}

.cmdnav__list {
  display: flex;
  align-items: center;
  gap: 0.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.cmdnav__item { display: flex; }

.cmdnav__link {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: 0.3rem;
  padding: 0.5rem 0.58rem;
  border-radius: 2px;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--ink);
  white-space: nowrap;
  transition: background-color 0.16s var(--ease), color 0.16s var(--ease);
}

.cmdnav__num {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.05em;
  font-weight: 400;
  color: var(--ochre);
}

.cmdnav__link:hover { background: var(--paper-2); }

.cmdnav__link[aria-current="page"] {
  color: var(--deep);
  background: var(--paper-2);
  font-weight: 700;
}

.cmdnav__link[aria-current="page"] .cmdnav__num { color: var(--ochre-deep); }

.cmdnav__link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0.58rem;
  right: 0.58rem;
  bottom: -1px;
  height: 3px;
  background: var(--lime);
  box-shadow: 0 1.5px 0 var(--deep);
}

/* 动作区 */
.cmdbar__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  justify-self: end;
}

/* 移动开关 */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.55rem 0.7rem;
  background: var(--deep);
  color: var(--paper);
  border: 1.5px solid var(--ink);
  border-radius: 2px;
  transition: background-color 0.16s var(--ease);
}

.nav-toggle:hover { background: var(--ochre-deep); }

.nav-toggle__bars {
  position: relative;
  display: inline-block;
  width: 16px;
  height: 10px;
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--lime);
  transition: transform 0.18s var(--ease), top 0.18s var(--ease);
}

.nav-toggle__bars::before { top: 1px; }
.nav-toggle__bars::after { top: 7px; }

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before {
  top: 4px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after {
  top: 4px;
  transform: rotate(-45deg);
}

.nav-toggle__label { line-height: 1; }

/* 反馈提示 */
.cmdbar__toast {
  position: absolute;
  right: var(--gut);
  bottom: -2.6rem;
  z-index: 120;
  margin: 0;
  padding: 0.42rem 0.72rem;
  background: var(--deep);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  border: 1.5px solid var(--lime);
  border-radius: 2px;
  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  transition: opacity 0.18s var(--ease), transform 0.18s var(--ease);
}

.cmdbar__toast.is-on {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- 9. 面包屑 ---------- */
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  list-style: none;
  margin: 0;
  padding: 1.15rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-55);
}

.crumbs__item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.crumbs__link {
  color: var(--ochre);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.crumbs__link:hover {
  color: var(--deep);
  border-bottom-color: var(--deep);
}

.crumbs__sep { color: var(--ink-30); }

/* ---------- 10. 栅格 ---------- */
.grid12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(1rem, 2.4vw, 2rem);
}

/* ---------- 11. 标签 ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.22rem 0.52rem;
  border: 1.5px solid var(--ink);
  border-radius: 2px;
  background: var(--paper);
  color: var(--ink);
}

.tag--lime { background: var(--lime); }
.tag--gold { background: var(--gold); }

.tag--deep {
  background: var(--deep);
  color: var(--paper);
  border-color: var(--deep);
}

/* ---------- 12. 图片容器基础规则 ---------- */
.figure {
  display: flex;
  flex-direction: column;
  margin: 0;
  position: relative;
  overflow: hidden;
  background: var(--paper-2);
  border: 1.5px solid var(--ink);
  border-radius: 2px;
  box-shadow: 6px 6px 0 0 var(--paper-2), 6px 6px 0 1.5px var(--ink);
}

.figure__media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(135deg, var(--paper-2) 0%, var(--mist) 130%);
}

.figure__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.figure__cap {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.8rem;
  padding: 0.6rem 0.8rem;
  border-top: 1.5px solid var(--ink);
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-55);
}

.figure--wide .figure__media { aspect-ratio: 21 / 9; }
.figure--tall .figure__media { aspect-ratio: 4 / 5; }

/* ---------- 13. 页面内索引链接（配合 data-index-link） ---------- */
[data-index-link] {
  display: block;
  text-decoration: none;
  color: var(--ink-55);
  border-left: 2px solid var(--ink-30);
  padding: 0.32rem 0 0.32rem 0.8rem;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease),
    background-color 0.16s var(--ease);
}

[data-index-link]:hover {
  color: var(--ink);
  border-left-color: var(--ochre);
}

[data-index-link][aria-current="true"] {
  color: var(--deep);
  border-left-color: var(--ink);
  background: linear-gradient(90deg, rgba(201, 242, 77, 0.75), transparent 92%);
  font-weight: 700;
}

/* ---------- 14. 页脚 ---------- */
.foot {
  margin-top: clamp(2.5rem, 7vw, 6rem);
  background: var(--ochre-deep);
  color: var(--paper);
  position: relative;
}

.foot::before {
  content: "";
  display: block;
  height: 8px;
  background: repeating-linear-gradient(
    90deg,
    var(--gold) 0 16px,
    var(--ochre) 16px 32px
  );
  border-bottom: 1.5px solid var(--ink);
}

.foot__top {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding: clamp(2rem, 5vw, 3.4rem) var(--gut) clamp(1.6rem, 4vw, 2.6rem);
  display: grid;
  grid-template-columns: 1.5fr 0.9fr 1fr 1.5fr;
  gap: clamp(1.2rem, 3vw, 2.6rem);
}

.foot__stamp {
  display: inline-block;
  margin-bottom: 0.9rem;
  padding: 0.26rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px dashed var(--paper-45);
  border-radius: 2px;
}

.foot__brandname {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 2.6vw, 1.95rem);
  letter-spacing: 0.01em;
  color: var(--paper);
  margin-bottom: 0.4rem;
}

.foot__brandline {
  max-width: 26ch;
  margin-bottom: 1rem;
  font-size: 0.86rem;
  line-height: 1.65;
  color: var(--paper-70);
}

.foot__domain {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(201, 242, 77, 0.5);
  padding-bottom: 0.1rem;
  word-break: break-all;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.foot__domain:hover {
  color: var(--paper);
  border-bottom-color: var(--paper);
}

.foot__title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.foot__title::before {
  content: "";
  width: 14px;
  height: 2px;
  background: var(--gold);
  flex: none;
}

.foot__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.foot__list--plain li {
  font-size: 0.84rem;
  line-height: 1.7;
  color: var(--paper-70);
  word-break: break-word;
}

.foot__link {
  font-size: 0.9rem;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.16s var(--ease), border-color 0.16s var(--ease);
}

.foot__link:hover {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.foot__col--contact .foot__list { gap: 0.45rem; }

.foot__bottom {
  border-top: 1px solid rgba(243, 233, 215, 0.24);
  background: rgba(0, 0, 0, 0.16);
}

.foot__bottom-inner {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding: 1rem var(--gut);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1.6rem;
}

.foot__copy {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--paper-70);
}

.foot__note {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--paper-45);
}

/* ---------- 15. 响应式 ---------- */
@media (max-width: 1080px) {
  .cmdnav__link {
    padding-inline: 0.44rem;
    font-size: 0.86rem;
  }
  .cmdnav__num { display: none; }
}

@media (max-width: 980px) {
  .nav-toggle { display: inline-flex; }

  .cmdbar__inner {
    grid-template-columns: 1fr auto;
    padding-block: 0.55rem;
  }

  .cmdnav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    display: none;
    justify-self: stretch;
    max-height: calc(100vh - var(--bar-h));
    overflow-y: auto;
    padding: 0.5rem var(--gut) 1.1rem;
    background: var(--paper);
    border-top: 1.5px solid var(--ink);
    border-bottom: 1.5px solid var(--ink);
    box-shadow: 0 16px 26px rgba(21, 33, 42, 0.18);
    z-index: 5;
  }

  .cmdnav[data-open="true"] { display: block; }

  .cmdnav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .cmdnav__item { border-bottom: 1px dashed var(--ink-30); }
  .cmdnav__item:last-child { border-bottom: 0; }

  .cmdnav__link {
    width: 100%;
    justify-content: flex-start;
    padding: 0.8rem 0.3rem;
    font-size: 1rem;
    border-radius: 0;
  }

  .cmdnav__num { display: inline; font-size: 0.66rem; }

  .cmdnav__link:hover { background: var(--paper-2); }

  .cmdnav__link[aria-current="page"] {
    background: transparent;
    border-left: 4px solid var(--lime);
    padding-left: 0.85rem;
  }

  .cmdnav__link[aria-current="page"]::after { display: none; }

  .grid12 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

  .foot__top { grid-template-columns: 1fr 1fr; }
  .foot__brand { grid-column: 1 / -1; }
  .foot__col--contact { grid-column: 1 / -1; }
}

@media (max-width: 700px) {
  .brand__name { font-size: 0.94rem; }
  .brand__meta { font-size: 0.58rem; letter-spacing: 0.09em; }
  .brand__mark { width: 32px; height: 32px; font-size: 0.94rem; }
  .cmdbar__actions .btn { padding: 0.5rem 0.62rem; font-size: 0.64rem; }
  .nav-toggle__label { display: none; }
  .nav-toggle { padding: 0.55rem; }
  .cmdbar__toast { right: 0.8rem; font-size: 0.62rem; }
}

@media (max-width: 620px) {
  .foot__top { grid-template-columns: 1fr; }
  .foot__bottom-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 420px) {
  .grid12 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .brand__meta { display: none; }
}

/* ---------- 16. 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .btn:hover,
  .btn:active { transform: none; }
}