/*
Theme Name:   三星堆古蜀文化研究协会
Theme URI:    https://www.sanxingdui.com
Description:  广汉市三星堆古蜀文化研究协会 — Kadence 子主题
Author:       Sanxingdui Association
Version:      1.0.0
Template:     kadence
Text Domain:  sanxingdui-child
*/

/* ============================================================
   设计令牌 · Design Tokens
   ============================================================ */
:root {
  /* 绿色主调 */
  --szd-green-900: #0D2318;
  --szd-green-800: #162E22;
  --szd-green-700: #1E3D2C;
  --szd-green-600: #274F39;
  --szd-green-500: #2F6044;
  --szd-green-400: #3A7554;
  --szd-green-100: #C8DDD0;
  --szd-green-50:  #EAF2EC;

  /* 金色点缀 */
  --szd-gold-700:  #8A6010;
  --szd-gold-600:  #A8781A;
  --szd-gold-500:  #C4942A;
  --szd-gold-400:  #D9AB45;
  --szd-gold-300:  #E8C56A;
  --szd-gold-100:  #F5E4B0;

  /* 米白内容背景 */
  --szd-cream-900: #2C2418;
  --szd-cream-800: #4A3E2A;
  --szd-cream-600: #7A6848;
  --szd-cream-200: #E8DFCC;
  --szd-cream-100: #F0E9D8;
  --szd-cream-50:  #F8F3EA;
  --szd-white:     #FDFBF7;

  /* 字体栈 */
  --szd-font-serif:   'Noto Serif SC', 'STSong', 'SimSun', serif;
  --szd-font-display: 'ZCOOL XiaoWei', 'Noto Serif SC', serif;

  /* Kadence 变量覆盖 */
  --global-palette1: #1E3D2C;  /* 主色 */
  --global-palette2: #C4942A;  /* 强调色 */
  --global-palette3: #274F39;
  --global-palette4: #F8F3EA;
  --global-palette5: #4A3E2A;
  --global-palette6: #2C2418;
  --global-palette7: #FDFBF7;
  --global-palette8: #EAF2EC;
  --global-palette9: #0D2318;
}

/* ============================================================
   全局字体
   ============================================================ */
body,
.wp-block-post-content,
.entry-content {
  font-family: var(--szd-font-serif);
  color: var(--szd-cream-900);
  background-color: var(--szd-white);
}

h1, h2, h3, h4, h5, h6,
.wp-block-heading {
  font-family: var(--szd-font-display);
  letter-spacing: 0.08em;
}

/* ============================================================
   导航栏覆盖
   ============================================================ */
.site-header,
#masthead {
  background-color: var(--szd-green-800) !important;
  border-bottom: 1px solid rgba(196, 148, 42, 0.25);
}

/* 导航链接 */
.main-navigation a,
.nav-link,
#site-navigation a {
  color: rgba(238, 232, 216, 0.75) !important;
  font-family: var(--szd-font-serif);
  font-size: 14px;
  letter-spacing: 0.06em;
  transition: color 0.2s;
}
.main-navigation a:hover,
#site-navigation a:hover {
  color: var(--szd-gold-300) !important;
}

/* 站点标题 */
.site-title,
.site-title a {
  font-family: var(--szd-font-display);
  font-size: 15px;
  color: #EEE8D8 !important;
  letter-spacing: 0.05em;
}

/* CTA 按钮 */
.header-button,
.kadence-button-wrap .kt-button,
.wp-block-button__link {
  background-color: transparent;
  border: 1px solid var(--szd-gold-400);
  color: var(--szd-gold-300) !important;
  font-family: var(--szd-font-serif);
  letter-spacing: 0.08em;
  transition: all 0.2s;
}
.header-button:hover,
.wp-block-button__link:hover {
  background-color: var(--szd-gold-500) !important;
  color: var(--szd-green-900) !important;
}

/* ============================================================
   区块通用样式
   ============================================================ */

/* Section 分隔线标签 */
.szd-section-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--szd-gold-600);
  border-bottom: 1px solid var(--szd-gold-500);
  padding-bottom: 4px;
  margin-bottom: 16px;
  font-family: var(--szd-font-serif);
}

/* Section 标题统一 */
.szd-section-title {
  font-family: var(--szd-font-display);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 400;
  color: var(--szd-green-700);
  letter-spacing: 0.1em;
}

/* ============================================================
   Hero 区块
   ============================================================ */
.szd-hero {
  background-color: var(--szd-green-800);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  padding: 120px 40px 80px;
  overflow: hidden;
}

.szd-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 80% 60% at 50% 30%,
    rgba(196, 148, 42, 0.08) 0%,
    transparent 60%
  );
  pointer-events: none;
}

.szd-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(196, 148, 42, 0.4);
  padding: 6px 18px;
  font-size: 12px;
  letter-spacing: 0.15em;
  color: var(--szd-gold-300);
  margin-bottom: 32px;
  font-family: var(--szd-font-serif);
}

.szd-hero-title {
  font-family: var(--szd-font-display);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 400;
  color: var(--szd-cream-50);
  letter-spacing: 0.12em;
  line-height: 1.3;
  margin-bottom: 24px;
}
.szd-hero-title em {
  font-style: normal;
  color: var(--szd-gold-400);
}

.szd-hero-subtitle {
  font-size: 14px;
  letter-spacing: 0.25em;
  color: rgba(238, 232, 216, 0.55);
  margin-bottom: 48px;
  font-family: var(--szd-font-serif);
}
.szd-hero-subtitle span {
  margin: 0 10px;
  color: var(--szd-gold-500);
}

/* ============================================================
   统计数字条
   ============================================================ */
.szd-stats {
  background-color: var(--szd-green-700);
  padding: 48px 80px;
  position: relative;
}

.szd-stats::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--szd-gold-500), transparent);
}

.szd-stat-num {
  font-family: var(--szd-font-display);
  font-size: 40px;
  color: var(--szd-gold-300);
  line-height: 1;
  margin-bottom: 8px;
}

.szd-stat-label {
  font-size: 13px;
  letter-spacing: 0.12em;
  color: rgba(200, 221, 208, 0.65);
  font-family: var(--szd-font-serif);
}

/* ============================================================
   关于协会
   ============================================================ */
.szd-about {
  background-color: var(--szd-cream-50);
}

.szd-about-text p {
  font-size: 15px;
  color: var(--szd-cream-800);
  line-height: 1.9;
  margin-bottom: 20px;
}

/* 首字下沉 */
.szd-about-text > p:first-of-type::first-letter {
  font-family: var(--szd-font-display);
  font-size: 40px;
  float: left;
  line-height: 0.8;
  margin: 8px 8px 0 0;
  color: var(--szd-green-600);
}

/* ============================================================
   文物精选卡片
   ============================================================ */
.szd-relic-card {
  border: 1px solid var(--szd-cream-200);
  background: var(--szd-white);
  overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s;
}

.szd-relic-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(14, 35, 24, 0.1);
}

.szd-relic-img {
  aspect-ratio: 3/4;
  background: var(--szd-green-800);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.szd-relic-img::after {
  content: '';
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(196, 148, 42, 0.15);
  pointer-events: none;
}

.szd-relic-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 10px;
  letter-spacing: 0.1em;
  padding: 3px 10px;
  background: var(--szd-gold-500);
  color: var(--szd-green-900);
  font-weight: 500;
}

.szd-relic-name {
  font-family: var(--szd-font-display);
  font-size: 18px;
  color: var(--szd-green-700);
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.szd-relic-desc {
  font-size: 13px;
  color: var(--szd-cream-600);
  letter-spacing: 0.03em;
  line-height: 1.6;
}

/* ============================================================
   协会动态
   ============================================================ */
.szd-news-featured {
  background-color: var(--szd-green-800);
  padding: 32px;
  min-height: 380px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  position: relative;
  overflow: hidden;
}

.szd-news-featured::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent, transparent 20px,
    rgba(14, 35, 24, 0.3) 20px,
    rgba(14, 35, 24, 0.3) 21px
  );
  opacity: 0.3;
}

.szd-news-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.15em;
  background: var(--szd-gold-500);
  color: var(--szd-green-900);
  padding: 4px 12px;
  font-weight: 500;
  margin-bottom: 16px;
  width: fit-content;
  position: relative;
}

.szd-news-list-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--szd-cream-200);
  transition: all 0.15s;
}

.szd-news-date {
  min-width: 72px;
  text-align: center;
  background: var(--szd-green-700);
  padding: 8px;
  flex-shrink: 0;
}

.szd-news-date-year {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: rgba(200, 221, 208, 0.6);
}

.szd-news-date-month {
  font-family: var(--szd-font-display);
  font-size: 16px;
  color: var(--szd-gold-300);
}

/* ============================================================
   合作单位
   ============================================================ */
.szd-partner-item {
  border: 1px solid var(--szd-cream-200);
  padding: 16px 24px;
  text-align: center;
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--szd-cream-800);
  transition: all 0.2s;
  font-family: var(--szd-font-serif);
}

.szd-partner-item:hover {
  border-color: var(--szd-green-400);
  color: var(--szd-green-600);
  background: var(--szd-green-50);
}

/* ============================================================
   信息栏 / 入会横幅
   ============================================================ */
.szd-infobar {
  background-color: var(--szd-green-700);
  padding: 28px 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.szd-infobar-item {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: rgba(200, 221, 208, 0.7);
  font-family: var(--szd-font-serif);
}

/* ============================================================
   页脚
   ============================================================ */
.site-footer,
#colophon {
  background-color: var(--szd-green-900) !important;
  padding: 64px 80px 40px !important;
}

.site-footer .widget-title,
.site-footer h2,
.site-footer h3 {
  font-family: var(--szd-font-display);
  font-size: 13px;
  letter-spacing: 0.15em;
  color: var(--szd-gold-400) !important;
  margin-bottom: 20px;
}

.site-footer a {
  color: rgba(200, 221, 208, 0.5) !important;
  font-size: 13px;
  letter-spacing: 0.05em;
  transition: color 0.2s;
  font-family: var(--szd-font-serif);
}
.site-footer a:hover {
  color: var(--szd-cream-100) !important;
}

.site-footer .site-info,
.site-footer .footer-credit {
  font-size: 12px;
  color: rgba(200, 221, 208, 0.3) !important;
  letter-spacing: 0.06em;
  border-top: 1px solid rgba(196, 148, 42, 0.15);
  padding-top: 32px;
  font-family: var(--szd-font-serif);
}

/* ============================================================
   滚动动画
   ============================================================ */
.szd-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.szd-reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 960px) {
  .szd-stats { padding: 32px 24px; }
  .szd-infobar { padding: 24px; flex-direction: column; gap: 20px; }
  .site-footer, #colophon { padding: 48px 24px 32px !important; }
}

@media (max-width: 768px) {
  .szd-hero { padding: 100px 24px 60px; }
  .szd-hero-title { font-size: 28px; }
}