/* =========================================
   /assets/site.css
   超凡娱乐官方中文站 · 全站共享样式
   ========================================= */

:root {
  --color-deep: #0B1E3F;
  --color-accent: #FF6B35;
  --color-gold: #F7B733;
  --color-navy: #081426;
  --color-light: #F4F6FA;
  --color-white: #FFFFFF;
  --color-text: #0B1E3F;
  --color-text-soft: #41506B;
  --color-border: #DDDDDD;
  --color-success: #2ECC71;
  --font-display: "Poppins", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --content-max: 1280px;
  --gutter: clamp(1rem, 3vw, 2rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-light);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
figure {
  margin: 0;
}

ul[class],
ol[class] {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

a {
  color: var(--color-deep);
  transition: color 0.2s ease, border-color 0.2s ease;
}

button {
  font-family: inherit;
}

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* 通用布局 */
.container {
  width: min(100% - 2 * var(--gutter), var(--content-max));
  margin-inline: auto;
}

.page-wrap {
  padding-block: clamp(2.5rem, 6vw, 5rem);
}

.section {
  margin-block: clamp(2.5rem, 6vw, 4rem);
}

.prose {
  max-width: 72ch;
  color: var(--color-text-soft);
  line-height: 1.85;
}

.prose h1,
.prose h2,
.prose h3 {
  font-family: var(--font-display);
  color: var(--color-deep);
  margin: 1.5em 0 0.5em;
}

.prose p {
  margin: 0 0 1.1em;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.8rem;
  padding: 0;
  margin: 0 0 2rem;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-text-soft);
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: 0.65rem;
  color: var(--color-border);
}

.breadcrumb a {
  color: var(--color-deep);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--color-accent);
}

.breadcrumb [aria-current] {
  color: var(--color-accent);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-accent);
  color: var(--color-white);
  border: 0;
  border-radius: 0;
  padding: 0.85rem 1.5rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 4px 4px 0 rgba(11, 30, 63, 0.18);
  transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}

.btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0 rgba(11, 30, 63, 0.18);
  background: #E8531F;
}

.btn--ghost {
  background: transparent;
  border: 1px solid var(--color-deep);
  color: var(--color-deep);
  box-shadow: none;
}

.btn--ghost:hover {
  background: var(--color-light);
}

.btn--gold {
  background: var(--color-gold);
  color: var(--color-deep);
  box-shadow: 4px 4px 0 rgba(11, 30, 63, 0.18);
}

.btn--gold:hover {
  background: #F5C540;
}

/* 头部 */
.site-header {
  position: relative;
  z-index: 50;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-deep) 0%, var(--color-navy) 100%);
  color: var(--color-white);
}

.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 38%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.18), transparent 55%);
  clip-path: polygon(100% 0, 100% 100%, 28% 100%);
  pointer-events: none;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 110;
  background: var(--color-gold);
  color: var(--color-deep);
  padding: 0.6rem 1.2rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 0;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

.site-notice {
  position: relative;
  z-index: 2;
  background: var(--color-navy);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-align: center;
  padding: 0.6rem 1.25rem;
}

.header-shell {
  position: relative;
  z-index: 2;
  max-width: var(--content-max);
  margin-inline: auto;
  padding: 1.25rem var(--gutter) 0;
}

.header-top {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.brand-block {
  margin-right: auto;
}

.brand-mark {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  color: var(--color-white);
  text-decoration: none;
  padding-left: 1.25rem;
}

.brand-mark::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.25rem;
  width: 0.65rem;
  height: 0.65rem;
  background: var(--color-accent);
  box-shadow: 0.85rem 0.55rem 0 var(--color-gold);
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: 0.03em;
}

.brand-subtitle {
  margin-top: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.66);
}

.header-claim {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  border-left: 2px solid var(--color-accent);
  padding-left: 0.9rem;
}

.claim-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.claim-line {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, var(--color-accent), #E8531F);
  color: var(--color-white);
  border: 0;
  border-radius: 0;
  padding: 0.65rem 1rem 0.65rem 0.9rem;
  cursor: pointer;
}

.nav-toggle-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
}

.nav-toggle-box {
  position: relative;
  width: 22px;
  height: 16px;
}

.nav-toggle-box i {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: currentColor;
  transition: transform 0.22s ease, opacity 0.22s ease;
}

.nav-toggle-box i:nth-child(1) {
  top: 0;
}

.nav-toggle-box i:nth-child(2) {
  top: 7px;
}

.nav-toggle-box i:nth-child(3) {
  top: 14px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-box i:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-box i:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-box i:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-nav {
  margin-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
}

.nav-list a {
  position: relative;
  display: block;
  padding: 1rem 1.25rem 1rem 0;
  margin-right: 1.25rem;
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-list a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.22s ease;
}

.nav-list a:hover {
  color: var(--color-white);
}

.nav-list a:hover::after,
.nav-list a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-list a[aria-current="page"] {
  color: var(--color-gold);
}

.header-scrollbar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: rgba(255, 255, 255, 0.08);
  z-index: 3;
}

.header-scrollbar span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--color-accent), var(--color-gold));
  transition: width 0.1s linear;
}

/* 页脚 */
.site-footer {
  background: linear-gradient(180deg, var(--color-navy) 0%, #050C18 100%);
  color: rgba(255, 255, 255, 0.8);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
}

.footer-shell {
  max-width: var(--content-max);
  margin-inline: auto;
  padding: clamp(2rem, 5vw, 3.5rem) var(--gutter) 1.5rem;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1.4fr;
  gap: 2rem;
}

.footer-area {
  min-width: 0;
}

.footer-area + .footer-area {
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  padding-left: 2rem;
}

.footer-wordmark {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.footer-statement {
  font-size: 0.85rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
  border-left: 3px solid var(--color-accent);
  padding-left: 0.85rem;
}

.footer-heading {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.85rem;
}

.footer-links li + li,
.footer-contact li + li {
  margin-top: 0.55rem;
}

.footer-links a,
.footer-contact a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--color-white);
  border-bottom-color: var(--color-accent);
}

.footer-contact {
  font-size: 0.88rem;
  line-height: 1.6;
}

.footer-note {
  margin-top: 0.9rem;
  padding-top: 0.7rem;
  border-top: 1px dashed rgba(255, 255, 255, 0.16);
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-bottom {
  max-width: var(--content-max);
  margin-inline: auto;
  padding: 1.15rem var(--gutter);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.48);
}

.footer-bottom p {
  margin: 0;
}

/* Bento 卡片网格 */
.card-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1rem, 2.5vw, 1.5rem);
}

.bento-card {
  grid-column: span 4;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 0;
  padding: 1.5rem;
  min-height: 10rem;
  box-shadow: 6px 6px 0 rgba(11, 30, 63, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.bento-card:hover {
  transform: translateY(-4px);
  box-shadow: 10px 10px 0 rgba(11, 30, 63, 0.08);
}

.bento-card--wide {
  grid-column: span 6;
}

.bento-card--full {
  grid-column: 1 / -1;
}

.bento-card--dark {
  background: var(--color-deep);
  border-color: var(--color-deep);
  color: var(--color-white);
}

.bento-card__index {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 0.8rem;
}

.bento-card h2,
.bento-card h3 {
  font-family: var(--font-display);
  margin: 0 0 0.6rem;
  color: var(--color-deep);
}

.bento-card--dark h2,
.bento-card--dark h3 {
  color: var(--color-white);
}

.bento-card p {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.92rem;
  line-height: 1.7;
}

.bento-card--dark p {
  color: rgba(255, 255, 255, 0.7);
}

/* 图像占位容器 */
.visual-frame {
  position: relative;
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-deep), #12315D);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.34);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  overflow: hidden;
}

.visual-frame::before {
  content: "";
  position: absolute;
  right: -40px;
  top: -40px;
  width: 120px;
  height: 120px;
  background: var(--color-accent);
  opacity: 0.45;
  transform: rotate(12deg);
}

.visual-frame::after {
  content: "";
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  width: 34px;
  height: 4px;
  background: var(--color-gold);
}

.visual-frame--wide {
  min-height: 200px;
}

.visual-frame--tall {
  min-height: 280px;
}

/* 主题筛选 */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 0;
  color: var(--color-text-soft);
  padding: 0.55rem 1rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.filter-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.filter-btn.is-active,
.filter-btn[aria-pressed="true"] {
  background: var(--color-deep);
  border-color: var(--color-deep);
  color: var(--color-white);
}

[data-filter-item][hidden] {
  display: none !important;
}

/* 滚动显现 */
html.js [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

html.js [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

/* 旁注与文章索引 */
.editor-note {
  margin: 1.5rem 0;
  padding: 1.2rem 1.4rem;
  border-left: 3px solid var(--color-gold);
  background: var(--color-light);
}

.editor-note__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 0.45rem;
}

.editor-note p {
  margin: 0;
  color: var(--color-text-soft);
  font-size: 0.92rem;
}

.index-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--color-border);
}

.index-list li {
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 0;
}

.index-list a {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
  color: var(--color-deep);
  text-decoration: none;
}

.index-list a:hover {
  color: var(--color-accent);
}

.index-list__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-accent);
  flex: 0 0 auto;
}

/* 响应式 */
@media (max-width: 900px) {
  .header-claim {
    display: none;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 0;
    background: var(--color-deep);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.35);
  }

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

  .nav-list {
    flex-direction: column;
    padding: 0.5rem var(--gutter) 1rem;
  }

  .nav-list li {
    width: 100%;
  }

  .nav-list a {
    margin-right: 0;
    padding: 0.9rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .nav-list a::after {
    display: none;
  }

  .nav-list a[aria-current="page"] {
    color: var(--color-gold);
  }
}

@media (min-width: 901px) {
  .nav-toggle {
    display: none;
  }
}

@media (max-width: 980px) {
  .bento-card,
  .bento-card--wide {
    grid-column: span 6;
  }

  .footer-shell {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }

  .footer-area-contact {
    grid-column: 1 / -1;
    border-left: 0;
    padding-left: 0;
  }
}

@media (max-width: 640px) {
  .bento-card,
  .bento-card--wide,
  .bento-card--full {
    grid-column: span 12;
  }

  .footer-shell {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .footer-area + .footer-area {
    border-left: 0;
    padding-left: 0;
    border-top: 1px dashed rgba(255, 255, 255, 0.12);
    padding-top: 1.25rem;
    margin-top: 1.25rem;
  }

  .footer-area-contact {
    grid-column: auto;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* 弱化动效 */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  html.js [data-reveal],
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}