@import url('fonts/harmonyos/harmonyos.css');

/* ==========================================================================
   小狐狸生存服 · 站点样式
   基于 endfield.css 的 token 与部件；本文件只写布局和旧类名的桥接。
   变体：standard（yellow / neutral / standard / contours / standard / full）
   ========================================================================== */

/* ---------- 字体：Saira 自托管，中文回退系统黑体 ---------- */
@font-face {
  font-family: 'Saira Variable';
  src: url('fonts/Saira.ttf') format('truetype-variations');
  font-weight: 100 900;
  font-stretch: 50% 125%;
  font-display: swap;
}

:root {
  --ef-font-ui: 'Saira Variable', 'Saira', 'HarmonyOS Sans SC', 'Noto Sans SC',
    'Source Han Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --ef-font-text: 'HarmonyOS Sans SC', 'Noto Sans SC', 'Source Han Sans SC',
    'PingFang SC', 'Microsoft YaHei', sans-serif;
  --site-max: 74rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--ef-paper);
  color: var(--ef-ink);
  font-family: var(--ef-font-text);
  font-size: var(--ef-t-body);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
h1, h2, h3, h4 { margin: 0; }

.container {
  width: min(var(--site-max), 100% - 2 * var(--ef-pad));
  margin-inline: auto;
}

/* 细线分隔的页面段落 */
section { border-bottom: 1px solid var(--ef-rule); }

/* 后台会往 section 上写背景图（inline style）；这里压到极淡，
   保留后台配置的意义，同时让纸面质感成立。 */
#home, #specs, #help-docs, #features, #gallery, #team, #contact, #community {
  position: relative;
  isolation: isolate;
}
#home::before,
#specs::before,
#help-docs::before,
#features::before,
#gallery::before,
#team::before,
#contact::before,
#community::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background: var(--ef-paper);
  opacity: 0.955;
  pointer-events: none;
}
#home > .container,
#specs > .container,
#help-docs > .container,
#features > .container,
#gallery > .container,
#team > .container,
#contact > .container,
#community > .container {
  position: relative;
  z-index: 1;
}

/* ---------- 滚动渐显（脚本加 .revealed） ---------- */
@media (prefers-reduced-motion: no-preference) {
  .scroll-fade-up {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.4s var(--ef-snap), transform 0.4s var(--ef-snap);
  }
  .scroll-fade-up.revealed {
    opacity: 1;
    transform: none;
  }
  .scroll-fade-up.delay-100 { transition-delay: 100ms; }
  .scroll-fade-up.delay-200 { transition-delay: 200ms; }
  .scroll-fade-up.delay-300 { transition-delay: 300ms; }
  .scroll-fade-up.delay-400 { transition-delay: 400ms; }
  .scroll-fade-up.delay-500 { transition-delay: 500ms; }
  .scroll-fade-up.delay-600 { transition-delay: 600ms; }
}

/* ==========================================================================
   导航
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--ef-paper);
  border-bottom: 1px solid var(--ef-rule);
}
.nav-container {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 3.5rem;
}
.logo,
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--ef-font-ui);
  font-weight: 800;
  font-stretch: 112%;
  letter-spacing: 0.04em;
}
.brand-mark {
  width: 1.15rem;
  height: 1.15rem;
  flex: none;
  background: var(--ef-signal);
  clip-path: polygon(0 0, 100% 0, 100% 66%, 66% 100%, 0 100%);
}
.logo-text,
.footer-logo-text { font-size: 0.98rem; }

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 2.5rem;
  margin-left: auto;
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--ef-rule);
  background: transparent;
  cursor: pointer;
}
.theme-toggle-label {
  font-family: var(--ef-font-ui);
  font-size: 0.68rem;
  font-weight: 600;
  font-stretch: 125%;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ef-ink-2);
}
.theme-toggle-value {
  font-family: var(--ef-font-ui);
  font-size: 0.78rem;
  font-weight: 700;
  font-stretch: 112%;
}
.theme-toggle[aria-pressed='true'] .theme-toggle-value { color: var(--ef-ink-2); }
.theme-toggle:hover { border-color: var(--ef-ink); }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--ef-rule);
  background: var(--ef-paper);
  cursor: pointer;
}
.hamburger .bar {
  display: block;
  width: 1.15rem;
  height: 2px;
  margin-inline: auto;
  background: var(--ef-ink);
  transition: transform 0.2s var(--ef-mech), opacity 0.2s;
}
.hamburger.active .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active .bar:nth-child(2) { opacity: 0; }
.hamburger.active .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  margin: 0 0 0 auto;
  padding: 0;
  list-style: none;
}
.nav-links a {
  display: block;
  padding: 0.45rem 0.6rem;
  color: var(--ef-ink-2);
  font-family: var(--ef-font-ui);
  font-size: 0.8rem;
  font-weight: 600;
  font-stretch: 112%;
  letter-spacing: 0.05em;
}
.nav-links a:hover { color: var(--ef-ink); background: var(--ef-chip); }
.nav-links a[aria-current='page'] {
  background: var(--ef-signal);
  color: var(--ef-on-signal);
}
.nav-links .nav-register-btn {
  background: var(--ef-ink);
  color: var(--ef-panel);
  font-weight: 700;
}
.nav-links .nav-register-btn:hover { background: var(--ef-signal); color: var(--ef-on-signal); }
.nav-links .nav-notif-badge {
  display: inline-block;
  margin-left: 0.35rem;
  padding: 0 0.4em;
  background: var(--ef-signal);
  color: var(--ef-on-signal);
  font-family: var(--ef-font-ui);
  font-size: 0.72rem;
  font-weight: 700;
}
.nav-links .nav-logout-link { color: var(--ef-ink-2); font-size: 0.74rem; }

.nav-backdrop {
  display: none;
  position: fixed;
  inset: 3.5rem 0 0;
  z-index: 40;
  background: color-mix(in srgb, var(--ef-ink) 24%, transparent);
}
.nav-backdrop.active { display: block; }

@media (max-width: 980px) {
  .hamburger { display: flex; margin-left: auto; }
  .theme-toggle { margin-left: 0; }
  .nav-links {
    position: fixed;
    top: 3.5rem;
    right: 0;
    z-index: 45;
    flex-direction: column;
    align-items: stretch;
    width: min(20rem, 82vw);
    max-height: calc(100dvh - 3.5rem);
    overflow-y: auto;
    margin: 0;
    padding: 0.75rem var(--ef-pad) 1.5rem;
    background: var(--ef-paper);
    border-left: 1px solid var(--ef-rule);
    transform: translateX(102%);
    transition: transform 0.24s var(--ef-mech);
  }
  .nav-links.active { transform: none; }
  .nav-links a { padding: 0.8rem 0.25rem; border-bottom: 1px solid var(--ef-rule); }
  body.nav-open { overflow: hidden; }
}

/* ==========================================================================
   首屏
   ========================================================================== */
.hero-container {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 42%);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: end;
  padding-block: clamp(2rem, 6vw, 4.5rem) clamp(2.5rem, 6vw, 4rem);
}
.hero-content { min-width: 0; }

.server-status {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0.9rem 0 0;
  font-family: var(--ef-font-ui);
  font-size: 0.8rem;
  font-weight: 600;
  font-stretch: 112%;
  letter-spacing: 0.05em;
  color: var(--ef-ink-2);
}
.status-dot {
  width: 0.55rem;
  height: 0.55rem;
  flex: none;
  background: var(--ef-ink);
}
.highlight-green {
  padding: 0.02em 0.4em;
  background: var(--ef-signal);
  color: var(--ef-on-signal);
  font-weight: 700;
}

.hero-title {
  margin: 1rem 0 0;
  font-family: var(--ef-font-ui);
  font-weight: 900;
  line-height: 0.9;
}
.hero-line1 {
  display: block;
  color: var(--ef-ink-2);
  font-size: clamp(0.85rem, 2.1vw, 1.25rem);
  font-weight: 600;
  font-stretch: 125%;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.hero-title .highlight {
  display: block;
  margin-top: 0.15em;
  font-size: clamp(2.9rem, 8.4vw, 6.2rem);
  font-stretch: 125%;
  letter-spacing: -0.01em;
  color: var(--ef-ink);
}

.hero-subtitle {
  max-width: 32rem;
  margin: 1.1rem 0 0;
  color: var(--ef-ink-2);
  font-size: 1rem;
  line-height: 1.8;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.4rem;
  margin: 1.15rem 0 0;
  font-family: var(--ef-font-ui);
  font-size: 0.8rem;
  font-weight: 600;
  font-stretch: 112%;
  letter-spacing: 0.05em;
}
.h-feature { display: inline-flex; align-items: center; gap: 0.35rem; }
.h-feature::before { content: '//'; color: var(--ef-ink-2); }
.h-feature svg { width: 0.7rem; height: 0.7rem; color: var(--ef-ink-2); }

/* 复制 IP：切角主按钮。触屏静止黄底；桌面静止墨底，悬停擦黄。 */
.copy-toggle:focus-visible + .boton-minecraft {
  outline: 2px solid var(--ef-ink);
  outline-offset: 2px;
}
.copy-toggle {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.6rem;
}
.boton-minecraft {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 2.9rem;
  padding: 0.55rem 1.2rem;
  background: var(--ef-signal);
  color: var(--ef-on-signal);
  font-family: var(--ef-font-ui);
  font-weight: 700;
  font-stretch: 112%;
  letter-spacing: 0.04em;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 0.55rem), calc(100% - 0.55rem) 100%, 0 100%);
  -webkit-tap-highlight-color: transparent;
}
.boton-minecraft svg { display: none; }
@media (hover: hover) {
  .boton-minecraft { background: var(--ef-ink); color: var(--ef-panel); }
  .boton-minecraft:hover { background: var(--ef-signal); color: var(--ef-on-signal); }
}

.texto-boton { display: inline-grid; }
.texto-boton > span {
  grid-area: 1 / 1;
  transform: translateY(6px);
  opacity: 0;
  white-space: nowrap;
  transition: opacity 0.16s var(--ef-snap), transform 0.16s var(--ef-snap);
}
.texto-boton > span:first-child { opacity: 1; transform: none; }
.boton-minecraft:hover .texto-boton > span:first-child { opacity: 0; transform: translateY(-6px); }
.boton-minecraft:hover .texto-boton > span:nth-child(2) { opacity: 1; transform: none; }
#toggle:checked + .boton-minecraft .texto-boton > span:first-child,
#toggle:checked + .boton-minecraft .texto-boton > span:nth-child(2) {
  opacity: 0;
  transform: translateY(-6px);
}
#toggle:checked + .boton-minecraft .texto-boton > span:nth-child(3) {
  opacity: 1;
  transform: none;
}

.hero-ip {
  padding: 0.35rem 0.6rem;
  border: 1px solid var(--ef-rule);
  color: var(--ef-ink-2);
  font-family: var(--ef-font-ui);
  font-size: 0.82rem;
  font-stretch: 112%;
  letter-spacing: 0.04em;
}

.btn.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.9rem;
  padding: 0.55rem 1.2rem;
  border: 1px solid var(--ef-ink);
  background: transparent;
  color: var(--ef-ink);
  font-family: var(--ef-font-ui);
  font-size: 0.86rem;
  font-weight: 700;
  font-stretch: 112%;
  letter-spacing: 0.04em;
}
.btn.btn-secondary:hover { background: var(--ef-signal); border-color: var(--ef-signal); color: var(--ef-on-signal); }
.btn.btn-secondary svg { width: 0.95rem; height: 0.95rem; }

.hero-facts { margin-top: 1.6rem; color: var(--ef-ink-2); }

.hero-frame {
  min-height: clamp(16rem, 33vw, 25rem);
  margin: 0 1rem 1.1rem 0;
}
.hero-frame .window > img { object-fit: cover; }
.hero-frame .ef-plate { max-width: 86%; }

@media (max-width: 899px) {
  .hero-container {
    grid-template-columns: minmax(0, 1fr);
    padding-block: 1.75rem 2.5rem;
  }
  .hero-frame { min-height: 52vw; margin-top: 1.5rem; }
}

/* ==========================================================================
   区块头
   ========================================================================== */
.section-header {
  max-width: 44rem;
  padding-block: clamp(2.25rem, 5vw, 3.5rem) clamp(1.5rem, 4vw, 2.5rem);
}
.section-title {
  margin-top: 0.7rem;
  font-family: var(--ef-font-ui);
  font-size: clamp(1.6rem, 3.6vw, 2.4rem);
  font-weight: 800;
  font-stretch: 112%;
  line-height: 1.15;
}
.section-subtitle {
  margin: 0.7rem 0 0;
  color: var(--ef-ink-2);
  line-height: 1.8;
}

/* ==========================================================================
   服务器配置（看板）
   ========================================================================== */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
}
.spec-card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-top: 1.4rem;
}
.spec-icon-wrapper {
  display: flex;
  align-items: center;
  height: 2.2rem;
  margin-bottom: 0.2rem;
}
.spec-icon {
  width: auto;
  height: 1.9rem;
  object-fit: contain;
  opacity: 1;
}
.spec-title {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  font-family: var(--ef-font-ui);
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.25;
}
.spec-title .ef-eyebrow { color: var(--ef-ink-2); }
.spec-desc {
  margin: 0;
  color: var(--ef-ink-2);
  font-size: 0.88rem;
  line-height: 1.7;
}
.spec-value {
  margin-top: auto;
  padding-top: 0.8rem;
  border-top: 1px solid var(--ef-rule);
  font-family: var(--ef-font-ui);
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 800;
  font-stretch: 112%;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

@media (max-width: 1023px) {
  .specs-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 520px) {
  .specs-grid { grid-template-columns: minmax(0, 1fr); }
}

/* ==========================================================================
   如何加入
   ========================================================================== */
.steps-container {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: start;
  gap: 1rem;
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
}
.step-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--ef-rule);
}
.step-number {
  font-family: var(--ef-font-ui);
  font-size: 2.4rem;
  font-weight: 900;
  font-stretch: 125%;
  line-height: 1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.step-icon { color: var(--ef-ink-2); }
.step-icon svg { width: 1.6rem; height: 1.6rem; }
.step-title {
  margin-top: 0.35rem;
  font-family: var(--ef-font-ui);
  font-size: 1.05rem;
  font-weight: 800;
}
.step-desc { margin: 0; color: var(--ef-ink-2); font-size: 0.9rem; line-height: 1.7; }
.step-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding-top: 2.2rem;
  color: var(--ef-ink-2);
}
.btn-step {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  margin-top: 0.4rem;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--ef-ink);
  font-family: var(--ef-font-ui);
  font-size: 0.82rem;
  font-weight: 700;
  font-stretch: 112%;
}
.btn-step:hover { background: var(--ef-signal); border-color: var(--ef-signal); }
.server-address-box {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.4rem;
  padding: 0.45rem 0.6rem;
  background: var(--ef-ink);
  color: var(--ef-panel);
  font-family: var(--ef-font-ui);
  font-size: 0.82rem;
  font-stretch: 112%;
  letter-spacing: 0.04em;
}
.copy-btn {
  display: inline-grid;
  place-items: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 0;
  background: var(--ef-signal);
  color: var(--ef-on-signal);
  cursor: pointer;
}
.copy-btn:hover { background: var(--ef-panel); color: var(--ef-ink); }
.highlight-text {
  margin-top: 0.5rem;
  padding: 0.05em 0.45em;
  background: var(--ef-signal);
  color: var(--ef-on-signal);
  font-weight: 700;
  font-size: 0.9rem;
}

@media (max-width: 899px) {
  .steps-container { grid-template-columns: minmax(0, 1fr); gap: 0.5rem; }
  .step-arrow { padding: 0; height: auto; }
  .step-arrow svg { transform: rotate(90deg); }
}

/* ==========================================================================
   游戏特色
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--ef-rule);
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}
.feature-card {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.5rem 1.5rem 1.75rem;
  border-right: 1px solid var(--ef-rule);
}
.feature-card:last-child { border-right: 0; }
.feature-card::before {
  font-family: var(--ef-font-ui);
  font-size: 0.8rem;
  font-weight: 700;
  font-stretch: 125%;
  letter-spacing: 0.12em;
  color: var(--ef-ink-2);
}
.feature-card:nth-child(1)::before { content: '01'; }
.feature-card:nth-child(2)::before { content: '02'; }
.feature-card:nth-child(3)::before { content: '03'; }
.feature-icon-wrapper { height: 2.4rem; }
.feature-icon {
  width: auto;
  height: 2.2rem;
  object-fit: contain;
  opacity: 1;
}
.feature-card h3 {
  font-family: var(--ef-font-ui);
  font-size: 1.1rem;
  font-weight: 800;
}
.feature-card p { margin: 0; color: var(--ef-ink-2); font-size: 0.9rem; line-height: 1.75; }

@media (max-width: 899px) {
  .features-grid { grid-template-columns: minmax(0, 1fr); }
  .feature-card { border-right: 0; border-bottom: 1px solid var(--ef-rule); }
  .feature-card:last-child { border-bottom: 0; }
}

/* ==========================================================================
   游戏截图
   ========================================================================== */
.gallery-carousel-container {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 20rem);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: end;
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
}
.gallery-carousel-wrapper {
  min-height: clamp(16rem, 36vw, 27rem);
  margin: 0 1rem 1rem 0;
}
.gallery-carousel-wrapper .window > img { object-fit: cover; transition: opacity 0.3s var(--ef-mech); }
.gallery-controls {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-bottom: 0.5rem;
}
.gallery-text-content p {
  margin: 0;
  border-top: 1px solid var(--ef-rule);
  padding-top: 0.9rem;
  color: var(--ef-ink-2);
  font-size: 0.92rem;
  line-height: 1.75;
}
.gallery-nav-buttons { display: flex; gap: 0.5rem; }
.nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 2.75rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--ef-ink);
  background: transparent;
  color: var(--ef-ink);
  font-family: var(--ef-font-ui);
  font-size: 0.8rem;
  font-weight: 700;
  font-stretch: 112%;
  cursor: pointer;
}
.nav-btn:hover { background: var(--ef-signal); border-color: var(--ef-signal); }
.nav-btn svg { width: 0.9rem; height: 0.9rem; }

@media (max-width: 899px) {
  .gallery-carousel-container { grid-template-columns: minmax(0, 1fr); }
  .gallery-carousel-wrapper { min-height: 56vw; }
}

/* ==========================================================================
   管理团队
   ========================================================================== */
.team-carousel-container {
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
}
.team-carousel-wrapper {
  counter-reset: crew;
  display: flex;
  gap: 0;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--ef-rule) transparent;
  border-top: 1px solid var(--ef-rule);
}
.team-card {
  flex: 0 0 min(17rem, 82vw);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.45rem;
  padding: 1.25rem 1.25rem 1.5rem;
  border-right: 1px solid var(--ef-rule);
  counter-increment: crew;
}
.team-card::before {
  content: 'No.' counter(crew, decimal-leading-zero);
  font-family: var(--ef-font-ui);
  font-size: 0.72rem;
  font-weight: 700;
  font-stretch: 125%;
  letter-spacing: 0.1em;
  color: var(--ef-ink-2);
}
.team-avatar {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--ef-chip);
  overflow: hidden;
}
.team-avatar img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.team-name { font-family: var(--ef-font-ui); font-size: 1.05rem; font-weight: 800; }
.team-role {
  margin: 0;
  color: var(--ef-ink-2);
  font-family: var(--ef-font-ui);
  font-size: 0.72rem;
  font-weight: 600;
  font-stretch: 125%;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.team-desc { margin: 0; color: var(--ef-ink-2); font-size: 0.86rem; line-height: 1.7; }
.team-contact-btn {
  margin-top: auto;
  padding: 0.35rem 0.6rem 0.35rem 0;
  font-family: var(--ef-font-ui);
  font-size: 0.8rem;
  font-weight: 700;
  font-stretch: 112%;
  border-bottom: 1px solid var(--ef-ink);
}
.team-contact-btn:hover { background: var(--ef-signal); }

/* ==========================================================================
   联系我们
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
}
.rules-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--ef-font-ui);
  font-size: 1rem;
  font-weight: 800;
}
.rules-title svg { color: var(--ef-ink-2); }
.rules-list {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ef-rule);
}
.rules-list li {
  display: grid;
  grid-template-columns: 1.6rem minmax(0, 1fr);
  gap: 0.7rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--ef-rule);
  font-size: 0.9rem;
  line-height: 1.7;
}
.rule-icon {
  display: grid;
  place-items: center;
  width: 1.35rem;
  height: 1.35rem;
  margin-top: 0.2rem;
  background: var(--ef-ink);
  color: var(--ef-panel);
  font-family: var(--ef-font-ui);
  font-size: 0.72rem;
  font-weight: 700;
}
.rule-text strong { font-weight: 700; }
.contact-note {
  margin-top: 1rem;
  padding: 0.7rem 0.9rem;
  border-left: 3px solid var(--ef-ink);
  background: var(--ef-chip);
  font-size: 0.86rem;
}
.contact-note p { margin: 0; }

.contact-form { display: grid; gap: 1rem; }
.contact-form .field > span,
.contact-form .field > label {
  font-family: var(--ef-font-ui);
  font-size: 0.82rem;
  font-weight: 700;
  font-stretch: 112%;
}
.contact-form .field small { color: var(--ef-ink-2); }
.msg-editor { display: grid; gap: 0; }
.msg-editor textarea {
  min-height: 8rem;
  resize: vertical;
  border-bottom: 0 !important;
}
.upload-preview { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.upload-preview img { width: 4rem; height: 4rem; object-fit: cover; border: 1px solid var(--ef-rule); }
.msg-editor-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0.6rem;
  border: 1px solid var(--ef-rule);
  background: var(--ef-chip);
}
.attach-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 2.5rem;
  padding: 0.3rem 0.55rem;
  border: 1px solid var(--ef-ink);
  background: var(--ef-paper);
  font-family: var(--ef-font-ui);
  font-size: 0.76rem;
  font-weight: 700;
  cursor: pointer;
}
.attach-btn:hover { background: var(--ef-signal); }
.attach-hint { color: var(--ef-ink-2); font-size: 0.74rem; }
.submit-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.9rem;
  margin-top: 0.25rem;
  padding: 0.6rem 1.1rem;
  border: 0;
  background: var(--ef-signal);
  color: var(--ef-on-signal);
  font-family: var(--ef-font-ui);
  font-size: 0.9rem;
  font-weight: 800;
  font-stretch: 112%;
  letter-spacing: 0.04em;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 0.55rem), calc(100% - 0.55rem) 100%, 0 100%);
}
@media (hover: hover) {
  .submit-btn { background: var(--ef-ink); color: var(--ef-panel); }
  .submit-btn:hover { background: var(--ef-signal); color: var(--ef-on-signal); }
}
.submit-btn[disabled] { opacity: 0.6; cursor: not-allowed; }

@media (max-width: 899px) {
  .contact-grid { grid-template-columns: minmax(0, 1fr); }
}

/* ==========================================================================
   社区
   ========================================================================== */
.community-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
}
.community-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
  padding-top: 1.5rem;
}
.community-icon-wrapper { height: 2rem; }
.community-icon-img { width: auto; height: 1.8rem; object-fit: contain; }
.community-card h3 { font-family: var(--ef-font-ui); font-size: 1.05rem; font-weight: 800; }
.community-card > p { margin: 0; color: var(--ef-ink-2); font-size: 0.88rem; }
.qr-placeholder {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0.4rem 0 0.2rem;
}
.qr-code {
  width: 5rem;
  height: 5rem;
  flex: none;
  border: 1px dashed var(--ef-ink-2);
  background: var(--ef-chip);
}
.qr-placeholder span { color: var(--ef-ink-2); font-size: 0.8rem; }
.community-btn {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  margin-top: auto;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--ef-ink);
  font-family: var(--ef-font-ui);
  font-size: 0.82rem;
  font-weight: 700;
  font-stretch: 112%;
}
.community-btn:hover { background: var(--ef-signal); border-color: var(--ef-signal); }

@media (max-width: 720px) {
  .community-grid { grid-template-columns: minmax(0, 1fr); }
}

/* ==========================================================================
   公告
   ========================================================================== */
.home-announcements {
  border-bottom: 1px solid var(--ef-rule);
  background: var(--ef-chip);
}
.home-announcements-list { display: grid; gap: 0.35rem; padding-block: 0.6rem; }
.home-announcement-item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 0.75rem;
  font-size: 0.84rem;
}
.home-announcement-item .badge {
  padding: 0 0.45em;
  background: var(--ef-signal);
  color: var(--ef-on-signal);
  font-family: var(--ef-font-ui);
  font-size: 0.7rem;
  font-weight: 700;
  font-stretch: 112%;
}
.home-announcement-item .time {
  color: var(--ef-ink-2);
  font-family: var(--ef-font-ui);
  font-size: 0.74rem;
  font-stretch: 112%;
}
.home-announcement-item .title { font-weight: 700; }
.home-announcement-item .close {
  margin-left: auto;
  border: 0;
  background: none;
  color: var(--ef-ink-2);
  cursor: pointer;
  font-size: 1rem;
}

.announcement-popup {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: var(--ef-pad);
}
.announcement-popup[hidden] { display: none; }
.announcement-popup-backdrop {
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, var(--ef-ink) 45%, transparent);
}
.announcement-popup-card {
  position: relative;
  z-index: 1;
  width: min(34rem, 100%);
  max-height: min(80dvh, 40rem);
  overflow-y: auto;
  padding: 1.5rem 1.6rem 1.75rem;
  background: var(--ef-paper);
  border: 1px solid var(--ef-ink);
  border-top: 5px solid var(--ef-ink);
}
.announcement-popup-badge {
  display: inline-block;
  padding: 0.05em 0.5em;
  background: var(--ef-signal);
  color: var(--ef-on-signal);
  font-family: var(--ef-font-ui);
  font-size: 0.72rem;
  font-weight: 700;
  font-stretch: 112%;
}
.announcement-popup-card h2 {
  margin: 0.6rem 0 0.3rem;
  font-family: var(--ef-font-ui);
  font-size: 1.35rem;
  font-weight: 800;
}
.announcement-popup-time {
  margin: 0 0 0.9rem;
  color: var(--ef-ink-2);
  font-family: var(--ef-font-ui);
  font-size: 0.76rem;
  font-stretch: 112%;
}
.announcement-popup-content { font-size: 0.92rem; line-height: 1.8; }
.announcement-popup-close {
  position: absolute;
  top: 0.6rem;
  right: 0.7rem;
  width: 2.2rem;
  height: 2.2rem;
  border: 1px solid var(--ef-rule);
  background: var(--ef-paper);
  color: var(--ef-ink);
  font-size: 1.1rem;
  cursor: pointer;
}
.announcement-popup-close:hover { background: var(--ef-signal); border-color: var(--ef-signal); }

/* ==========================================================================
   页脚
   ========================================================================== */
.footer { border-top: 1px solid var(--ef-rule); background: var(--ef-panel); }
.footer-container {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.5fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-block: clamp(2rem, 5vw, 3rem) clamp(1.5rem, 3vw, 2rem);
}
.footer-desc {
  max-width: 26rem;
  margin: 0.8rem 0 0;
  color: var(--ef-ink-2);
  font-size: 0.88rem;
  line-height: 1.8;
}
.footer-links { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.footer-column h4 {
  margin-bottom: 0.6rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--ef-rule);
  font-family: var(--ef-font-ui);
  font-size: 0.74rem;
  font-weight: 700;
  font-stretch: 125%;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ef-ink-2);
}
.footer-column ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 0.35rem; }
.footer-column a { font-size: 0.86rem; color: var(--ef-ink); }
.footer-column a:hover { background: var(--ef-signal); }
.footer-bottom { border-top: 1px solid var(--ef-rule); }
.footer-bottom .container {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 1.5rem;
  padding-block: 0.9rem 1.1rem;
  color: var(--ef-ink-2);
  font-size: 0.78rem;
}
.footer-bottom p { margin: 0; }

@media (max-width: 899px) {
  .footer-container { grid-template-columns: minmax(0, 1fr); }
  .footer-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 480px) {
  .footer-links { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 表单附件预览（脚本生成） ---------- */
.upload-preview-item {
  position: relative;
  width: 4rem;
  height: 4rem;
  border: 1px solid var(--ef-rule);
  background: var(--ef-chip);
}
.upload-preview-item img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.upload-preview-item .remove-btn {
  position: absolute;
  top: 0;
  right: 0;
  display: grid;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  border: 0;
  background: var(--ef-ink);
  color: var(--ef-panel);
  font-size: 0.9rem;
  line-height: 1;
  cursor: pointer;
}

/* 公告弹窗打开时锁住页面滚动 */
body.has-announcement-popup { overflow: hidden; }