/* ============================
   wong.ink — 地山谦
   ============================ */

/* CSS 变量 */
:root {
  --bg: #f5f0e8;
  --bg-deep: #e8e0d0;
  --bg-card: #faf7f0;
  --text: #2c2a26;
  --text-sub: #8a8272;
  --accent: #8b6914;
  --mtn: #c4b99a;
  --zhu: #9e3b33;
  --serif: 'Noto Serif SC', 'SimSun', serif;
  --hand: 'Long Cang', cursive;
  --sans: -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

/* 基础 */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--serif);
  font-weight: 300;
  line-height: 1.9;
  overflow-x: hidden;
}

::selection {
  background: rgba(139, 105, 20, 0.15);
  color: var(--text);
}

::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-thumb { background: var(--mtn); border-radius: 2px; }

/* 山形背景 */
.mountain-bg {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 1.5s ease;
}

.mountain-bg.visible { opacity: 1; }

.mountain-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center bottom;
}

/* ============================
   首屏：地
   ============================ */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.hero.faded {
  opacity: 0;
  transform: translateY(-30px);
  pointer-events: none;
}

.hero-gua {
  font-size: 8rem;
  color: var(--mtn);
  opacity: 0.35;
  line-height: 1;
  margin-bottom: 2rem;
  font-family: serif;
  animation: fadeIn 1s ease 0.3s both;
}

.hero-judge {
  font-size: 1.15rem;
  color: var(--text-sub);
  letter-spacing: 6px;
  font-weight: 400;
  animation: fadeIn 1s ease 0.8s both;
}

.hero-scroll {
  position: absolute;
  bottom: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-sub);
  font-size: 0.75rem;
  letter-spacing: 3px;
  opacity: 0;
  animation: fadeIn 1s ease 1.5s both;
}

.hero-scroll .arrow {
  width: 1px;
  height: 28px;
  background: var(--text-sub);
  animation: breathe 2.5s ease-in-out infinite;
}

@keyframes breathe {
  0%, 100% { opacity: 0.3; transform: scaleY(0.7); }
  50% { opacity: 0.8; transform: scaleY(1); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================
   头部导航（山现后出现）
   ============================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.2rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(245, 240, 232, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(196, 185, 154, 0.15);
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  pointer-events: none;
}

.site-header.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.site-header .brand {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--text);
  cursor: pointer;
  letter-spacing: 2px;
}

.site-header nav {
  display: flex;
  gap: 2.5rem;
}

.site-header nav a {
  font-size: 0.9rem;
  color: var(--text-sub);
  text-decoration: none;
  cursor: pointer;
  letter-spacing: 2px;
  position: relative;
  transition: color 0.3s;
}

.site-header nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s;
}

.site-header nav a:hover { color: var(--accent); }
.site-header nav a:hover::after { width: 100%; }

/* ============================
   内容容器
   ============================ */
.content-wrap {
  position: relative;
  z-index: 2;
  max-width: 960px;
  margin: 0 auto;
  padding: 5rem 2rem 0;
}

section {
  margin-bottom: 8rem;
}

/* ============================
   区域标题
   ============================ */
.section-head {
  margin-bottom: 3.5rem;
  position: relative;
}

.section-head h2 {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 3px;
  display: inline-block;
}

.section-head .yao {
  font-size: 0.8rem;
  color: var(--text-sub);
  margin-top: 0.3rem;
  letter-spacing: 1px;
  font-weight: 300;
}

.section-head::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 4px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.6;
}

/* ============================
   文心 — 文章时间线
   ============================ */
.articles-timeline {
  position: relative;
  padding-left: 2.5rem;
}

.articles-timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--mtn), transparent);
}

.article-item {
  position: relative;
  padding: 1.5rem 0;
  cursor: pointer;
  transition: transform 0.3s ease;
}

.article-item::before {
  content: '';
  position: absolute;
  left: -2.5rem;
  top: 2rem;
  width: 8px;
  height: 8px;
  background: var(--bg);
  border: 1.5px solid var(--mtn);
  border-radius: 50%;
  transform: translateX(-50%);
  transition: all 0.3s;
}

.article-item:hover { transform: translateX(8px); }
.article-item:hover::before { background: var(--accent); border-color: var(--accent); }

.article-meta {
  font-size: 0.78rem;
  color: var(--text-sub);
  letter-spacing: 1.5px;
  margin-bottom: 0.3rem;
  font-family: var(--sans);
}

.article-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  transition: color 0.3s;
  margin-bottom: 0.2rem;
}

.article-item:hover .article-title { color: var(--accent); }

.article-excerpt {
  font-size: 0.85rem;
  color: var(--text-sub);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ============================
   朱批 — 读书笔记
   ============================ */
.notes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.note-card {
  background: var(--bg-card);
  padding: 2rem 1.8rem;
  position: relative;
  border: 1px solid rgba(196, 185, 154, 0.3);
  transition: all 0.4s ease;
  cursor: pointer;
  /* 散落感：每张卡片有轻微旋转 */
}

.note-card:nth-child(odd) { transform: rotate(-0.5deg); }
.note-card:nth-child(even) { transform: rotate(0.3deg); }

.note-card:hover {
  transform: rotate(0deg) translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
}

.note-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(to right, transparent, var(--mtn), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.note-card:hover::after { opacity: 1; }

.note-title {
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--text);
  margin-bottom: 0.8rem;
}

.note-body {
  font-size: 0.92rem;
  color: #555;
  line-height: 2;
  display: -webkit-box;
  -webkit-line-clamp: 5;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.note-meta {
  font-size: 0.78rem;
  color: var(--text-sub);
  margin-top: 0.8rem;
  letter-spacing: 0.5px;
  font-family: var(--sans);
}

.zhupi-stamp {
  position: absolute;
  top: 1rem;
  right: 1rem;
  color: var(--zhu);
  font-family: var(--hand);
  font-size: 1.2rem;
  border: 1px solid var(--zhu);
  padding: 2px 6px;
  transform: rotate(5deg);
  opacity: 0;
  transition: all 0.4s;
  pointer-events: none;
  background: rgba(250, 247, 240, 0.9);
}

.note-card:hover .zhupi-stamp {
  opacity: 0.8;
  transform: rotate(-2deg);
}

/* ============================
   浮影 — 照片画廊
   ============================ */
.photo-stream {
  column-count: 2;
  column-gap: 1.5rem;
}

@media (max-width: 768px) { .photo-stream { column-count: 1; } }

.photo-card {
  break-inside: avoid;
  margin-bottom: 1.5rem;
  overflow: hidden;
  position: relative;
  cursor: pointer;
}

.photo-card img {
  width: 100%;
  display: block;
  filter: grayscale(80%) contrast(1.05);
  transition: all 0.6s ease;
}

.photo-card:hover img {
  filter: grayscale(0) contrast(1);
  transform: scale(1.02);
}

.photo-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem 1rem 0.8rem;
  background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
  color: #eee;
  font-size: 0.82rem;
  letter-spacing: 2px;
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.4s;
}

.photo-card:hover .photo-label {
  opacity: 1;
  transform: translateY(0);
}

/* ============================
   鸣谦 — 用户交互区
   ============================ */
.interact-zone {
  background: var(--bg-deep);
  padding: 3rem 2.5rem;
  border: 1px solid rgba(196, 185, 154, 0.3);
  position: relative;
}

.interact-zone::before {
  content: '鸣谦';
  position: absolute;
  top: -0.7rem;
  left: 2rem;
  background: var(--bg-deep);
  padding: 0 0.8rem;
  font-size: 0.8rem;
  color: var(--text-sub);
  letter-spacing: 3px;
}

/* 求卦 */
.gua-area {
  text-align: center;
  padding: 2rem 0;
  margin-bottom: 2.5rem;
  border-bottom: 1px dashed rgba(196, 185, 154, 0.4);
}

.gua-btn {
  background: none;
  border: 1px solid var(--mtn);
  color: var(--text);
  padding: 0.8rem 2.5rem;
  font-family: var(--serif);
  font-size: 0.9rem;
  letter-spacing: 3px;
  cursor: pointer;
  transition: all 0.3s;
}

.gua-btn:hover {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}

.gua-result {
  margin-top: 1.5rem;
  min-height: 4rem;
}

.gua-quote {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 2px;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.6s ease;
}

.gua-quote.show {
  opacity: 1;
  transform: translateY(0);
}

.gua-meaning {
  font-size: 0.88rem;
  color: var(--text-sub);
  margin-top: 0.5rem;
  opacity: 0;
  transition: opacity 0.6s ease 0.3s;
}

.gua-meaning.show { opacity: 1; }

/* 留言 */
.msg-area h3 {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-sub);
  letter-spacing: 2px;
  margin-bottom: 1.5rem;
}

.msg-input-row {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.msg-input-row input {
  flex: 1;
  border: none;
  border-bottom: 1px solid var(--mtn);
  background: transparent;
  padding: 0.6rem 0;
  font-family: var(--serif);
  font-size: 0.9rem;
  color: var(--text);
  outline: none;
  transition: border-color 0.3s;
}

.msg-input-row input:focus { border-color: var(--accent); }
.msg-input-row input::placeholder { color: #bbb; }

.msg-input-row button {
  background: var(--text);
  color: var(--bg);
  border: none;
  padding: 0.6rem 1.5rem;
  font-family: var(--serif);
  font-size: 0.82rem;
  letter-spacing: 2px;
  cursor: pointer;
  transition: background 0.3s;
}

.msg-input-row button:hover { background: var(--accent); }

.msg-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.msg-item {
  background: var(--bg-card);
  padding: 0.8rem 1.2rem;
  font-size: 0.85rem;
  color: var(--text);
  border: 1px solid rgba(196, 185, 154, 0.2);
  max-width: 260px;
  position: relative;
}

.msg-item:nth-child(odd) { transform: rotate(-0.8deg); }
.msg-item:nth-child(even) { transform: rotate(0.5deg); }

.msg-time {
  font-size: 0.7rem;
  color: #bbb;
  margin-top: 0.3rem;
  font-family: var(--sans);
}

/* ============================
   页脚
   ============================ */
.site-footer {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-sub);
  font-size: 0.82rem;
  letter-spacing: 2px;
  line-height: 2.2;
  border-top: 1px solid rgba(196, 185, 154, 0.2);
  margin-top: 4rem;
}

.site-footer .xiang-ci {
  font-size: 0.9rem;
  color: var(--text);
  font-weight: 400;
  margin-bottom: 0.5rem;
}

/* ============================
   模态框
   ============================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.25);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  backdrop-filter: blur(3px);
}

.modal-overlay.open { display: flex; }

.modal-box {
  background: var(--bg-card);
  max-width: 640px;
  width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  position: relative;
  border: 1px solid rgba(196, 185, 154, 0.3);
}

.modal-top-bar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 0.8rem;
  padding: 0.8rem 1.5rem;
  background: var(--bg-card);
  border-bottom: 1px solid rgba(196, 185, 154, 0.15);
  flex-shrink: 0;
}

.modal-close {
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--text-sub);
  border: none;
  background: none;
  transition: color 0.3s;
  padding: 0 0.2rem;
}

.modal-close:hover { color: var(--zhu); }

.modal-del {
  font-size: 0.75rem;
  cursor: pointer;
  color: var(--zhu);
  display: none;
}

.modal-content {
  padding: 2rem 2.5rem 2.5rem;
  overflow-y: auto;
  flex: 1;
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--text);
  margin-bottom: 1.5rem;
  letter-spacing: 1px;
  padding-right: 2rem;
}

.modal-body {
  font-size: 0.95rem;
  line-height: 2.2;
  color: #444;
}

.modal-body p { margin-bottom: 1rem; text-indent: 2em; }
.modal-body img { max-width: 100%; border-radius: 3px; margin: 1rem 0; }

/* 编辑按钮 */
.modal-edit {
  font-size: 0.85rem;
  cursor: pointer;
  color: var(--accent);
  display: none;
}

/* 编辑视图 */
.edit-title {
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--mtn);
  padding: 0.6rem 0;
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--text);
  outline: none;
  margin-bottom: 1rem;
  background: transparent;
}

.edit-body {
  width: 100%;
  border: 1px solid rgba(196, 185, 154, 0.3);
  padding: 1rem;
  font-family: var(--serif);
  font-size: 0.95rem;
  color: var(--text);
  outline: none;
  min-height: 300px;
  resize: vertical;
  line-height: 2;
  background: transparent;
  margin-bottom: 1rem;
}

.edit-body:focus { border-color: var(--accent); }

.edit-actions {
  display: flex;
  gap: 1rem;
}

.edit-save {
  padding: 0.7rem 2rem;
  background: var(--text);
  color: var(--bg);
  border: none;
  font-family: var(--serif);
  font-size: 0.85rem;
  letter-spacing: 2px;
  cursor: pointer;
  transition: background 0.3s;
}

.edit-save:hover { background: var(--accent); }

.edit-cancel {
  padding: 0.7rem 2rem;
  background: none;
  color: var(--text-sub);
  border: 1px solid var(--mtn);
  font-family: var(--serif);
  font-size: 0.85rem;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.3s;
}

.edit-cancel:hover { border-color: var(--text); color: var(--text); }

/* 写拉松卡片列表 */
.wa-card-list {
  max-height: 280px;
  overflow-y: auto;
  margin-top: 0.5rem;
}

.wa-card-item {
  padding: 0.7rem 0.8rem;
  border-bottom: 1px dashed rgba(196, 185, 154, 0.25);
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.wa-card-item:hover {
  background: rgba(139, 105, 20, 0.06);
  padding-left: 1.2rem;
}

.wa-card-item .wa-title {
  font-size: 0.88rem;
  color: var(--text);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wa-card-item .wa-arrow {
  color: var(--text-sub);
  font-size: 0.75rem;
  margin-left: 0.5rem;
  opacity: 0;
  transition: opacity 0.2s;
}

.wa-card-item:hover .wa-arrow { opacity: 1; }

.wa-status {
  font-size: 0.78rem;
  color: var(--text-sub);
  text-align: center;
  padding: 1rem;
  letter-spacing: 1px;
}

/* ============================
   发布面板
   ============================ */
.pub-fab {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--text);
  border: none;
  color: var(--bg);
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 4px 14px rgba(0,0,0,0.1);
}

.pub-fab:hover { background: var(--accent); transform: scale(1.05); }

.pub-panel {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: var(--bg-card);
  z-index: 9900;
  transition: height 0.4s ease;
  border-radius: 12px 12px 0 0;
  overflow: hidden;
  box-shadow: 0 -6px 30px rgba(0,0,0,0.05);
}

.pub-panel.open { height: 80vh; }

.pub-inner {
  padding: 2rem 1.5rem;
  overflow-y: auto;
  height: 100%;
  max-width: 480px;
  margin: 0 auto;
}

.pub-tabs {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.pub-tabs span {
  cursor: pointer;
  padding-bottom: 3px;
  color: var(--text-sub);
  font-size: 0.9rem;
  letter-spacing: 1px;
  transition: all 0.3s;
}

.pub-tabs span.active {
  color: var(--text);
  border-bottom: 1.5px solid var(--accent);
  font-weight: 600;
}

.pub-inner label {
  font-size: 0.78rem;
  color: var(--text-sub);
  display: block;
  margin-bottom: 3px;
  letter-spacing: 0.5px;
  font-family: var(--sans);
}

.pub-inner input,
.pub-inner select,
.pub-inner textarea {
  width: 100%;
  border: none;
  border-bottom: 1px dashed var(--mtn);
  padding: 0.7rem 0;
  margin-bottom: 1.2rem;
  font-size: 0.88rem;
  background: transparent;
  outline: none;
  color: var(--text);
  font-family: var(--serif);
  transition: border-color 0.3s;
}

.pub-inner input:focus,
.pub-inner textarea:focus { border-color: var(--accent); }

.pub-inner textarea {
  min-height: 80px;
  resize: vertical;
  line-height: 1.8;
}

.pub-inner .pub-btn {
  width: 100%;
  padding: 0.9rem;
  background: var(--text);
  color: var(--bg);
  border: none;
  font-size: 0.85rem;
  cursor: pointer;
  font-family: var(--serif);
  letter-spacing: 2px;
  transition: background 0.3s;
}

.pub-inner .pub-btn:hover { background: var(--accent); }

.pub-close {
  text-align: center;
  color: var(--text-sub);
  cursor: pointer;
  margin-top: 1rem;
  font-size: 0.78rem;
  font-family: var(--sans);
}

/* ============================
   通用
   ============================ */
.empty-state {
  padding: 3rem 1rem;
  text-align: center;
  color: var(--text-sub);
  line-height: 2;
}

.empty-icon {
  font-size: 2rem;
  opacity: 0.25;
  margin-bottom: 0.5rem;
}

.loading-state {
  padding: 2rem;
  text-align: center;
  color: var(--text-sub);
  letter-spacing: 2px;
  font-size: 0.85rem;
}

/* ============================
   响应式
   ============================ */
@media (max-width: 768px) {
  .site-header {
    padding: 0.8rem 1.2rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .site-header nav { gap: 1.5rem; }

  .hero-gua { font-size: 5rem; }

  .content-wrap { padding: 6rem 1.2rem 0; }

  .notes-grid { grid-template-columns: 1fr; }

  .interact-zone { padding: 2rem 1.5rem; }

  .msg-input-row { flex-direction: column; }

  section { margin-bottom: 5rem; }

  .modal-content { padding: 1.5rem; }
}