/* ============================================================
   JIMMY BLOG
   印刷感 / 杂志编辑排版 / 纸与油墨
   ============================================================ */

:root {
  --paper: #f2eee3;
  --paper-deep: #e9e4d6;
  --ink: #17130c;
  --ink-soft: #4c463a;
  --accent: #d8391f;
  --accent-deep: #a82a15;
  --hairline: #17130c22;
  --serif-display: "Noto Serif SC", "Source Han Serif SC", "Songti SC", SimSun, "Times New Roman", serif;
  --serif-body: Georgia, "Noto Serif SC", "Songti SC", SimSun, serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", "Courier New", monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif-body);
  font-size: 17px;
  line-height: 1.9;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: var(--paper); }

/* —— 纸张噪点 —— */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  opacity: 0.55;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3CfeComponentTransfer%3E%3CfeFuncA type='linear' slope='0.06'/%3E%3C/feComponentTransfer%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* —— 纸页暗角 —— */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 998;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 58%, rgba(23,19,12,0.13) 100%);
}

a { color: inherit; text-decoration: none; }

/* —— 滚动条 —— */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--paper); }
::-webkit-scrollbar-thumb { background: var(--ink); border: 2px solid var(--paper); }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ————————————————— 左侧竖排书脊 ————————————————— */
.spine {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: 64px;
  border-right: 1px solid var(--ink);
  background: var(--paper);
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: 28px 0;
}

.spine .spine-title {
  writing-mode: vertical-rl;
  font-family: var(--serif-display);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: 0.45em;
}

.spine .spine-meta {
  writing-mode: vertical-rl;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  color: var(--ink-soft);
}

.spine .spine-no {
  font-family: var(--mono);
  font-size: 10px;
  border: 1px solid var(--ink);
  padding: 6px 4px;
  letter-spacing: 0.15em;
}

/* ————————————————— 主栏 ————————————————— */
.page {
  margin-left: 64px;
  min-height: 100vh;
}

/* 顶部信息条 + 导航 */
.topbar {
  position: sticky;
  top: 0;
  z-index: 70;
  background: var(--paper);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  padding: 14px 48px;
  border-bottom: 1px solid var(--ink);
}

.topbar a { transition: color 0.15s; }
.topbar a:hover { color: var(--accent); }

.topbar .nav-links { display: flex; gap: 22px; }
.topbar .nav-links a { padding: 2px 0; border-bottom: 1px solid transparent; }
.topbar .nav-links a:hover { border-bottom-color: var(--accent); }

/* 回到顶部 */
.to-top {
  position: fixed;
  right: 22px;
  bottom: 26px;
  z-index: 80;
  width: 46px;
  height: 46px;
  border: 1px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 15px;
  display: none;
  place-items: center;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.to-top.show { display: grid; }
.to-top:hover { background: var(--ink); color: var(--paper); }

/* 阅读进度条 */
.progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0;
  background: var(--accent);
  z-index: 100;
}

.topbar .dot { color: var(--accent); }

/* ————————————————— 首屏 ————————————————— */
@keyframes rise {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: none; }
}

.hero {
  position: relative;
  padding: 72px 48px 56px;
  border-bottom: 1px solid var(--ink);
  overflow: hidden;
}

.hero-kicker {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.5em;
  margin-bottom: 36px;
  animation: rise 0.7s 0.05s both cubic-bezier(.2,.7,.2,1);
}

.hero-title {
  font-family: var(--serif-display);
  font-weight: 900;
  font-size: clamp(40px, 6.5vw, 92px);
  line-height: 1.1;
  letter-spacing: 0.01em;
  animation: rise 0.8s 0.15s both cubic-bezier(.2,.7,.2,1);
}

.hero-title .row2 {
  display: block;
  color: transparent;
  -webkit-text-stroke: 2px var(--ink);
  transition: color 0.45s ease;
}

.hero-title:hover .row2 { color: var(--ink); }

.hero-title em {
  font-style: normal;
  color: var(--accent);
}

.hero-sub {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 24px 64px;
  align-items: flex-end;
  justify-content: space-between;
  animation: rise 0.8s 0.35s both cubic-bezier(.2,.7,.2,1);
}

.hero-sub .lede {
  max-width: 34em;
  font-size: 19px;
  line-height: 2.1;
}

.hero-sub .lede strong { color: var(--accent); }

.hero-actions { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }

.hero-mail {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  border: 1px solid var(--ink);
  padding: 10px 18px;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}

.hero-mail:hover { background: var(--ink); color: var(--paper); }

/* 红印章（盖章入场） */
@keyframes stamp {
  0%   { opacity: 0; transform: rotate(26deg) scale(2.1); }
  55%  { opacity: 0.95; transform: rotate(5deg) scale(0.93); }
  75%  { transform: rotate(9.5deg) scale(1.05); }
  100% { opacity: 0.9; transform: rotate(8deg) scale(1); }
}

.seal {
  position: absolute;
  right: 6%;
  top: 18%;
  width: 118px;
  height: 118px;
  border: 3px solid var(--accent);
  color: var(--accent);
  display: grid;
  place-items: center;
  font-family: var(--serif-display);
  font-weight: 900;
  font-size: 40px;
  letter-spacing: 0.1em;
  writing-mode: vertical-rl;
  transform: rotate(8deg);
  opacity: 0.9;
  box-shadow: 0 0 0 2px var(--paper), 0 0 0 3px var(--accent);
  animation: stamp 0.55s 0.85s both cubic-bezier(.2,.7,.3,1.2);
}

/* ————————————————— 跑马灯 ————————————————— */
.ticker {
  border-bottom: 1px solid var(--ink);
  overflow: hidden;
  white-space: nowrap;
  padding: 12px 0;
  background: var(--ink);
  color: var(--paper);
}

.ticker.reverse { background: var(--paper); color: var(--ink); }

.ticker-track {
  display: inline-block;
  animation: tick 28s linear infinite;
}

.ticker.reverse .ticker-track { animation-direction: reverse; animation-duration: 34s; }

.ticker:hover .ticker-track { animation-play-state: paused; }

.ticker-track span {
  font-family: var(--serif-display);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.35em;
  margin-right: 2em;
}

.ticker-track .t-accent { color: var(--accent); }

@keyframes tick {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ————————————————— 栏目与总目 ————————————————— */
.section-head {
  position: relative;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 40px 48px 18px;
  overflow: hidden;
}

.section-head h2 {
  font-family: var(--serif-display);
  font-weight: 900;
  font-size: clamp(30px, 4.6vw, 56px);
  letter-spacing: 0.08em;
}

.section-head .sec-meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.25em;
  color: var(--ink-soft);
}

/* 超大英文水印 */
.watermark {
  position: absolute;
  right: 44px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--mono);
  font-weight: 700;
  font-size: clamp(44px, 7.5vw, 100px);
  letter-spacing: 0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(23,19,12,0.16);
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}

.index-list { border-top: 1px solid var(--ink); }

.index-row {
  display: grid;
  grid-template-columns: 110px 1fr 200px 90px;
  align-items: baseline;
  gap: 24px;
  padding: 26px 48px;
  border-bottom: 1px solid var(--hairline);
  transition: background 0.12s ease, color 0.12s ease,
              opacity 0.7s ease, transform 0.7s cubic-bezier(.2,.7,.2,1);
}

.index-row .no {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--accent);
}

.index-row h3 {
  font-family: var(--serif-display);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 30px);
  letter-spacing: 0.04em;
  line-height: 1.4;
  transition: letter-spacing 0.25s ease;
}

.index-row .cat {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--ink-soft);
}

.index-row .arrow {
  font-family: var(--mono);
  font-size: 15px;
  text-align: right;
  transition: transform 0.2s ease;
}

.index-row:hover {
  background: var(--ink);
  color: var(--paper);
}

.index-row:hover .no { color: var(--accent); }
.index-row:hover .cat { color: var(--paper-deep); }
.index-row:hover h3 { letter-spacing: 0.09em; }
.index-row:hover h3::after { content: " ▸"; color: var(--accent); }
.index-row:hover .arrow { transform: translateX(6px); color: var(--accent); }

/* 滚动浮现 */
.reveal { opacity: 0; transform: translateY(22px); }
.reveal.on { opacity: 1; transform: none; }

/* ————————————————— 关于 ————————————————— */
.about {
  padding: 64px 48px 72px;
  border-bottom: 1px solid var(--ink);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
}

.about h2 {
  font-family: var(--serif-display);
  font-weight: 900;
  font-size: clamp(28px, 4vw, 48px);
  letter-spacing: 0.06em;
  margin-bottom: 28px;
}

.about .about-text p { margin-bottom: 1.2em; max-width: 30em; }

.about .about-aside {
  border-left: 1px solid var(--ink);
  padding-left: 40px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  line-height: 2.2;
}

.about .about-aside dt {
  color: var(--accent);
  margin-top: 1.4em;
  letter-spacing: 0.3em;
}

.about .about-aside dt:first-child { margin-top: 0; }

.about .contact-big {
  display: inline-block;
  margin-top: 22px;
  font-family: var(--mono);
  font-size: clamp(13px, 1.6vw, 16px);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 12px 20px;
  transition: background 0.15s, color 0.15s;
}

.about .contact-big:hover { background: var(--accent); color: var(--paper); }

/* ————————————————— 版权页 ————————————————— */
.colophon {
  padding: 36px 48px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ink-soft);
}

.colophon .mark { color: var(--accent); }

/* 条形码：扫码无物 */
.barcode-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.barcode {
  height: 30px;
  width: 170px;
  background: repeating-linear-gradient(90deg,
    var(--ink) 0 2px, transparent 2px 5px,
    var(--ink) 5px 6px, transparent 6px 11px,
    var(--ink) 11px 15px, transparent 15px 17px,
    var(--ink) 17px 18px, transparent 18px 23px,
    var(--ink) 23px 26px, transparent 26px 28px);
}

.barcode-box small { font-size: 9px; letter-spacing: 0.4em; }

/* ============================================================
   文章页
   ============================================================ */

.post-topbar {
  position: sticky;
  top: 0;
  z-index: 60;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 48px;
  background: var(--paper);
  border-bottom: 1px solid var(--ink);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
}

.post-topbar a:hover { color: var(--accent); }
.post-topbar .t-dot { color: var(--accent); }

.post-side {
  position: fixed;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.4em;
  color: var(--ink-soft);
  z-index: 40;
}

.post-side::after {
  content: "";
  display: block;
  width: 1px;
  height: 60px;
  background: var(--accent);
  margin: 14px auto 0;
}

.post-wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 56px 24px 80px;
}

.post-back {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  display: inline-block;
  margin-bottom: 48px;
  border-bottom: 1px solid transparent;
}

.post-back:hover { border-bottom-color: var(--accent); color: var(--accent); }

.post-meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--accent);
  margin-bottom: 20px;
}

.post-meta .divider { color: var(--ink-soft); margin: 0 10px; }

.post-wrap h1 {
  font-family: var(--serif-display);
  font-weight: 900;
  font-size: clamp(34px, 6vw, 58px);
  line-height: 1.28;
  letter-spacing: 0.03em;
  margin-bottom: 36px;
}

.post-rule {
  height: 3px;
  background: var(--ink);
  margin-bottom: 44px;
  position: relative;
}

.post-rule::after {
  content: "";
  position: absolute;
  right: 0; top: -3px;
  width: 60px; height: 9px;
  background: var(--accent);
}

.post-body p {
  margin-bottom: 1.9em;
  font-size: 18px;
  line-height: 2.15;
  text-align: justify;
}

.post-body p:first-of-type::first-letter {
  font-family: var(--serif-display);
  font-weight: 900;
  font-size: 3.1em;
  float: left;
  line-height: 1;
  padding: 6px 12px 0 0;
  color: var(--accent);
}

/* 二级小标题 */
.post-body h2 {
  font-family: var(--serif-display);
  font-weight: 900;
  font-size: 24px;
  letter-spacing: 0.06em;
  margin: 2.4em 0 1.2em;
  padding-left: 16px;
  border-left: 4px solid var(--accent);
  line-height: 1.5;
}

.post-body strong { color: var(--accent-deep); }

.pull-quote {
  margin: 2.6em 0;
  padding: 1.6em 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  font-family: var(--serif-display);
  font-weight: 700;
  font-size: clamp(20px, 2.8vw, 26px);
  line-height: 1.8;
  letter-spacing: 0.05em;
}

.pull-quote::before {
  content: "摘 ";
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.4em;
  color: var(--accent);
  display: block;
  margin-bottom: 12px;
}

/* —— 版画插图 —— */
.fig {
  margin: 2.8em 0;
  border: 1px solid var(--ink);
  background: var(--paper-deep);
  padding: 26px 22px 16px;
  position: relative;
}

.fig::before {
  content: "自繪版畫";
  position: absolute;
  top: -1px; left: -1px;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.35em;
  padding: 4px 10px;
}

.fig svg { display: block; width: 100%; height: auto; }

.fig figcaption {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--hairline);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ink-soft);
  display: flex;
  justify-content: space-between;
}

.fig figcaption b { color: var(--accent); font-weight: 400; }

.post-end {
  text-align: center;
  font-family: var(--serif-display);
  font-weight: 900;
  font-size: 20px;
  letter-spacing: 1.2em;
  text-indent: 1.2em;
  margin: 64px 0 24px;
  color: var(--ink-soft);
}

.post-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 56px;
  border-top: 1px solid var(--ink);
  padding-top: 24px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.15em;
}

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

/* 连载信息框 */
.serial-box {
  border: 1px solid var(--accent);
  padding: 18px 22px;
  margin: 0 0 44px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.15em;
  line-height: 2.1;
  color: var(--ink-soft);
}

.serial-box b { color: var(--accent); font-weight: 400; }

/* ————————————————— 留言板 ————————————————— */
.guestbook { border-bottom: 1px solid var(--ink); }
.gb-inner { padding: 8px 48px 48px; display: grid; grid-template-columns: 340px 1fr; gap: 40px; }
.gb-form { display: flex; flex-direction: column; gap: 12px; }
.gb-form input, .gb-form textarea {
  background: transparent; border: 1px solid var(--ink);
  padding: 12px 14px; font-family: var(--serif-body); font-size: 15px;
  color: var(--ink); resize: vertical;
}
.gb-form input:focus, .gb-form textarea:focus { outline: none; border-color: var(--accent); }
.gb-file-row { display: flex; gap: 12px; align-items: stretch; }
.gb-form input[type="file"] { font-family: var(--mono); font-size: 11px; padding: 10px; flex: 1; min-width: 0; }
.gb-form button {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.4em; text-indent: 0.4em;
  background: var(--ink); color: var(--paper); border: 1px solid var(--ink);
  padding: 12px 20px; cursor: pointer; transition: background 0.15s, border-color 0.15s; white-space: nowrap;
}
.gb-form button:hover { background: var(--accent); border-color: var(--accent); }
.gb-form button:disabled { opacity: 0.5; cursor: wait; }
.gb-list { border-left: 1px solid var(--ink); padding-left: 40px; display: flex; flex-direction: column; gap: 18px; max-height: 460px; overflow-y: auto; }
.gb-item { border-bottom: 1px dashed var(--hairline); padding-bottom: 14px; }
.gb-head { display: flex; justify-content: space-between; font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em; margin-bottom: 6px; }
.gb-name { color: var(--accent); }
.gb-time { color: var(--ink-soft); }
.gb-text { font-size: 15px; line-height: 1.9; }
.gb-img { max-width: 220px; width: 100%; border: 1px solid var(--ink); margin-top: 10px; display: block; filter: sepia(0.18); }
.gb-reply { margin-top: 8px; font-size: 14px; font-family: var(--mono); color: var(--ink-soft); }
.gb-reply span { color: var(--ink); }
.gb-empty { font-family: var(--mono); font-size: 12px; letter-spacing: 0.2em; color: var(--ink-soft); }

/* ————————————————— 点灯 ————————————————— */
.lamp-box { display: flex; align-items: center; gap: 16px; justify-content: center; margin: 0 0 32px; }
.lamp-btn {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.3em; text-indent: 0.3em;
  background: transparent; border: 1px solid var(--accent); color: var(--accent);
  padding: 10px 22px; cursor: pointer; transition: background 0.15s, color 0.15s;
}
.lamp-btn:hover { background: var(--accent); color: var(--paper); }
.lamp-btn.lit { background: var(--accent); color: var(--paper); cursor: default; opacity: 0.85; }
.lamp-count { font-family: var(--mono); font-size: 11px; letter-spacing: 0.2em; color: var(--ink-soft); }
.colophon b { color: var(--accent); font-weight: 400; }
.visit-line b { margin: 0 4px; }

/* ————————————————— 响应式 ————————————————— */
@media (max-width: 860px) {
  .spine { display: none; }
  .page { margin-left: 0; }
  .topbar, .hero, .section-head, .index-row, .about, .colophon, .post-topbar { padding-left: 20px; padding-right: 20px; }
  .index-row { grid-template-columns: 72px 1fr; }
  .index-row .cat, .index-row .arrow { display: none; }
  .about { grid-template-columns: 1fr; }
  .about .about-aside { border-left: none; padding-left: 0; }
  .seal { width: 84px; height: 84px; font-size: 28px; top: 8%; }
  .watermark { display: none; }
  .post-side { display: none; }
  .post-topbar span { display: none; }
  .topbar .topbar-mail { display: none; }
  .gb-inner { grid-template-columns: 1fr; padding-left: 20px; padding-right: 20px; }
  .gb-list { border-left: none; padding-left: 0; }
}