/* ============================================================
   负结果通讯 — Negative Results Review
   Global Stylesheet
   ============================================================ */

/* --- Variables --- */
:root {
  --bg:           #FAFAF8;
  --bg-alt:       #F3F2F0;
  --bg-dark:      #1C1C1C;
  --bg-hero:      #F6F5F3;
  --text:         #1A1A1A;
  --text-sec:     #6E6E6E;
  --text-light:   #9A9A9A;
  --accent:       #8B2500;
  --accent-hover: #A63D20;
  --border:       #E2E1DF;
  --border-dark:  #CCCBC9;
  --card-shadow:  0 1px 3px rgba(0,0,0,.04);
  --card-hover:   0 8px 24px rgba(0,0,0,.07);
  --nav-h:        60px;
  --max-w:        1120px;
  --font-serif:   "Noto Serif SC", "Source Han Serif SC", "SimSun", Georgia, "Times New Roman", serif;
  --font-sans:    "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  --font-mono:    "JetBrains Mono", "Fira Code", "Consolas", monospace;
  --ease:         cubic-bezier(.25,.46,.45,.94);
}

/* --- Reset --- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  line-height: 1.8;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  outline: none;
  background: none;
}
::selection { background: var(--accent); color: #fff; }

/* --- Utilities --- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 2rem; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(250,250,248,.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s;
}
.nav.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 1px 8px rgba(0,0,0,.04);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: .08em;
  white-space: nowrap;
}
.nav-links { display: flex; gap: 2rem; }
.nav-links a {
  font-size: .85rem;
  letter-spacing: .06em;
  color: var(--text-sec);
  position: relative;
  transition: color .25s;
}
.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width .3s var(--ease);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }
.nav-issue {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--text-light);
  border: 1px solid var(--border);
  padding: 2px 10px;
  border-radius: 2px;
}
.nav-toggle {
  display: none;
  font-size: 1.3rem;
  cursor: pointer;
  color: var(--text);
  background: none;
  border: none;
  line-height: 1;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--bg-hero);
  overflow: hidden;
  padding: calc(var(--nav-h) + 2rem) 2rem 3rem;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 79px,
      var(--border) 79px,
      var(--border) 80px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 79px,
      var(--border) 79px,
      var(--border) 80px
    );
  opacity: .25;
  pointer-events: none;
}
.hero::after {
  content: "ARCHIVE";
  position: absolute;
  right: -30px; top: 50%;
  transform: translateY(-50%) rotate(90deg);
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .4em;
  color: var(--border-dark);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; }
.hero-issue {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .25em;
  color: var(--text-light);
  margin-bottom: 2rem;
  text-transform: uppercase;
}
.hero-rule {
  width: 120px;
  height: 1px;
  background: var(--border-dark);
  margin: 1.5rem auto;
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: .15em;
  line-height: 1.3;
  margin-bottom: .5rem;
}
.hero-subtitle {
  font-family: var(--font-serif);
  font-size: clamp(.9rem, 1.6vw, 1.15rem);
  font-weight: 400;
  color: var(--text-sec);
  letter-spacing: .1em;
  font-style: italic;
}
.hero-subtitle-alt {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--text-light);
  margin-top: .3rem;
  text-transform: uppercase;
}
.hero-quote {
  max-width: 480px;
  margin: 0 auto;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--text-sec);
  line-height: 2;
  letter-spacing: .04em;
}
.hero-cta {
  display: inline-block;
  margin-top: 2.5rem;
  font-size: .82rem;
  letter-spacing: .12em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: .6rem 2rem;
  border-radius: 2px;
  transition: background .3s, color .3s;
}
.hero-cta:hover {
  background: var(--accent);
  color: #fff;
}
.hero-meta {
  position: absolute;
  bottom: 2rem; left: 0; right: 0;
  display: flex;
  justify-content: center;
  gap: 2rem;
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--text-light);
  z-index: 1;
}

/* ============================================================
   SECTIONS (general)
   ============================================================ */
.section {
  padding: 5rem 0;
}
.section--alt {
  background: var(--bg-alt);
}
.section--dark {
  background: var(--bg-dark);
  color: #F0EFED;
}
.section-header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 3rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1rem;
}
.section--dark .section-header {
  border-bottom-color: rgba(255,255,255,.1);
}
.section-number {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .15em;
  color: var(--text-light);
}
.section--dark .section-number { color: rgba(255,255,255,.35); }
.section-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: .08em;
}
.section-en {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .2em;
  color: var(--text-light);
  text-transform: uppercase;
  margin-left: auto;
}
.section--dark .section-en { color: rgba(255,255,255,.3); }

/* --- Intro Section --- */
.intro-content {
  max-width: 720px;
  columns: 1;
}
.intro-content p {
  font-family: var(--font-serif);
  font-size: .98rem;
  line-height: 2;
  color: var(--text-sec);
  text-align: justify;
  margin-bottom: 1.5rem;
}
.intro-note {
  font-size: .78rem;
  color: var(--text-light);
  border-left: 2px solid var(--accent);
  padding-left: 1rem;
  margin-top: 1rem;
}

/* ============================================================
   COLUMN CARDS
   ============================================================ */
.columns-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}
.col-card {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 2rem 1.5rem;
  cursor: pointer;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
  overflow: hidden;
}
.col-card::before {
  content: attr(data-index);
  position: absolute;
  top: .8rem; right: 1rem;
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .1em;
  color: var(--text-light);
}
.col-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--card-hover);
  border-color: var(--border-dark);
}
.col-card:hover .col-card__title { color: var(--accent); }
.col-card__title {
  font-family: var(--font-serif);
  font-size: 1.08rem;
  font-weight: 700;
  margin-bottom: .6rem;
  transition: color .3s;
  letter-spacing: .04em;
}
.col-card__desc {
  font-size: .82rem;
  color: var(--text-sec);
  line-height: 1.7;
}
.col-card__arrow {
  display: inline-block;
  margin-top: 1rem;
  font-size: .75rem;
  color: var(--accent);
  letter-spacing: .1em;
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity .3s, transform .3s;
}
.col-card:hover .col-card__arrow {
  opacity: 1;
  transform: translateX(0);
}
.col-card--wide {
  grid-column: span 3;
  text-align: center;
  background: var(--bg-hero);
}

/* ============================================================
   FEATURED TOPIC
   ============================================================ */
.featured-box {
  border: 1px solid var(--border);
  background: var(--bg);
  padding: 3rem;
  position: relative;
}
.featured-box::before {
  content: "SPECIAL ISSUE";
  position: absolute;
  top: -9px; left: 2rem;
  background: var(--bg-alt);
  padding: 0 .8rem;
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .2em;
  color: var(--accent);
}
.featured-label {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .15em;
  color: var(--text-light);
  text-transform: uppercase;
  margin-bottom: .8rem;
}
.featured-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: .05em;
}
.featured-desc {
  font-size: .9rem;
  color: var(--text-sec);
  line-height: 1.8;
  max-width: 600px;
}
.featured-meta {
  margin-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--text-light);
  letter-spacing: .08em;
}

/* ============================================================
   ARTICLE LIST
   ============================================================ */
.article-list { border-top: 1px solid var(--border); }
.article-item {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 1.5rem;
  align-items: start;
  padding: 1.8rem 0;
  border-bottom: 1px solid var(--border);
  transition: background .3s;
  cursor: pointer;
  text-decoration: none;
}
.article-item:hover { background: rgba(0,0,0,.015); }
.article-item:hover .article-title { color: var(--accent); }
.article-index {
  font-family: var(--font-mono);
  font-size: .8rem;
  color: var(--text-light);
  padding-top: .15rem;
  letter-spacing: .05em;
}
.article-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.6;
  transition: color .25s;
  letter-spacing: .02em;
}
.article-excerpt {
  font-size: .82rem;
  color: var(--text-sec);
  line-height: 1.7;
  margin-top: .4rem;
}
.article-meta-side {
  text-align: right;
  white-space: nowrap;
  padding-top: .2rem;
}
.article-column {
  display: inline-block;
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 1px 8px;
  border-radius: 1px;
  margin-bottom: .4rem;
}
.article-date {
  display: block;
  font-family: var(--font-mono);
  font-size: .68rem;
  color: var(--text-light);
  letter-spacing: .05em;
}

/* ============================================================
   PRINCIPLES
   ============================================================ */
.principles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}
.principle-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.principle-num {
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--text-light);
  flex-shrink: 0;
  padding-top: .2rem;
  letter-spacing: .1em;
}
.principle-text {
  font-size: .88rem;
  line-height: 1.8;
  color: var(--text-sec);
}
.principle-text strong {
  color: var(--text);
  font-weight: 600;
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-content {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}
.cta-content h2 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: .06em;
}
.cta-content p {
  font-size: .88rem;
  line-height: 1.8;
  color: rgba(255,255,255,.6);
  margin-bottom: 2rem;
}
.btn-primary {
  display: inline-block;
  padding: .75rem 2.5rem;
  font-size: .85rem;
  letter-spacing: .1em;
  border: 1px solid rgba(255,255,255,.4);
  color: #fff;
  border-radius: 2px;
  cursor: pointer;
  transition: background .3s, border-color .3s;
}
.btn-primary:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.7);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,.45);
  padding: 3rem 0 2rem;
  font-size: .75rem;
  line-height: 1.9;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 3rem;
  flex-wrap: wrap;
}
.footer-brand {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: rgba(255,255,255,.7);
  letter-spacing: .08em;
  margin-bottom: .5rem;
}
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { transition: color .25s; }
.footer-links a:hover { color: rgba(255,255,255,.8); }
.footer-disclaimer {
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 2rem;
  padding-top: 1.5rem;
  color: rgba(255,255,255,.3);
  font-size: .7rem;
  letter-spacing: .02em;
}

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,.45);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .35s;
}
.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}
.modal-box {
  background: var(--bg);
  width: 90%;
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  padding: 3rem;
  position: relative;
  border: 1px solid var(--border);
  transform: translateY(20px);
  transition: transform .35s var(--ease);
}
.modal-overlay.active .modal-box {
  transform: translateY(0);
}
.modal-close {
  position: absolute;
  top: 1rem; right: 1.2rem;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--text-light);
  transition: color .25s;
  background: none;
  border: none;
}
.modal-close:hover { color: var(--text); }
.modal-tag {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .15em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: .8rem;
}
.modal-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: .04em;
}
.modal-body {
  font-size: .88rem;
  color: var(--text-sec);
  line-height: 1.9;
}
.modal-body p { margin-bottom: 1rem; }

/* ============================================================
   FORMS (submit page)
   ============================================================ */
.page-header {
  padding: calc(var(--nav-h) + 4rem) 0 3rem;
  background: var(--bg-hero);
  border-bottom: 1px solid var(--border);
}
.page-header__label {
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .2em;
  color: var(--text-light);
  text-transform: uppercase;
  margin-bottom: .6rem;
}
.page-header__title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: .06em;
}
.page-header__sub {
  font-size: .88rem;
  color: var(--text-sec);
  margin-top: .6rem;
  line-height: 1.7;
}

.form-wrapper {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 3rem;
  padding: 3rem 0;
}
.form-main {}
.form-sidebar {}

.form-group {
  margin-bottom: 2rem;
}
.form-label {
  display: block;
  font-size: .82rem;
  font-weight: 500;
  letter-spacing: .04em;
  margin-bottom: .5rem;
}
.form-label .required {
  color: var(--accent);
  margin-left: .2rem;
}
.form-hint {
  display: block;
  font-size: .72rem;
  color: var(--text-light);
  margin-top: .3rem;
}
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: .75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: #fff;
  font-size: .88rem;
  transition: border-color .25s;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--text-sec);
}
.form-textarea {
  min-height: 240px;
  resize: vertical;
  line-height: 1.8;
}
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' fill='%236E6E6E'%3E%3Cpath d='M0 0l5 6 5-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-check {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  font-size: .82rem;
  color: var(--text-sec);
  line-height: 1.6;
  cursor: pointer;
}
.form-check input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin-top: 3px;
  flex-shrink: 0;
  accent-color: var(--accent);
  cursor: pointer;
}

.btn-submit {
  display: inline-block;
  padding: .8rem 3rem;
  background: var(--bg-dark);
  color: #fff;
  font-size: .85rem;
  letter-spacing: .1em;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: background .3s;
}
.btn-submit:hover { background: #333; }
.btn-submit:disabled {
  opacity: .4;
  cursor: not-allowed;
}

.sidebar-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}
.sidebar-card__title {
  font-family: var(--font-serif);
  font-size: .92rem;
  font-weight: 700;
  margin-bottom: .8rem;
  letter-spacing: .04em;
}
.sidebar-card__body {
  font-size: .78rem;
  color: var(--text-sec);
  line-height: 1.8;
}
.sidebar-card__body p { margin-bottom: .6rem; }
.sidebar-card__body ul { margin-left: 1rem; }
.sidebar-card__body li {
  position: relative;
  padding-left: .8rem;
  margin-bottom: .3rem;
}
.sidebar-card__body li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: var(--text-light);
}

/* ============================================================
   ARTICLE DETAIL PAGE
   ============================================================ */
.article-detail {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}
.article-detail__back {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .8rem;
  color: var(--text-light);
  margin-bottom: 2rem;
  transition: color .25s;
}
.article-detail__back:hover { color: var(--text); }

.article-detail__header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 2rem;
  margin-bottom: 2.5rem;
}
.article-detail__column {
  display: inline-block;
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 2px 10px;
  border-radius: 1px;
  margin-bottom: 1rem;
}
.article-detail__title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: .03em;
  margin-bottom: 1.2rem;
}
.article-detail__meta {
  font-size: .78rem;
  color: var(--text-light);
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
}
.article-detail__meta span {
  display: flex;
  align-items: center;
  gap: .3rem;
}

.editor-note {
  background: var(--bg-alt);
  border-left: 3px solid var(--accent);
  padding: 1.2rem 1.5rem;
  margin-bottom: 2.5rem;
  font-size: .85rem;
  line-height: 1.8;
  color: var(--text-sec);
}
.editor-note__label {
  font-family: var(--font-mono);
  font-size: .65rem;
  letter-spacing: .15em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: .4rem;
}

.article-body {
  font-family: var(--font-serif);
  font-size: .95rem;
  line-height: 2.1;
  color: var(--text);
}
.article-body p { margin-bottom: 1.5rem; text-align: justify; }
.article-body h2 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--border);
  letter-spacing: .04em;
}
.article-body blockquote {
  border-left: 2px solid var(--border-dark);
  padding-left: 1.2rem;
  margin: 1.5rem 0;
  color: var(--text-sec);
  font-style: italic;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.article-tag {
  font-size: .72rem;
  color: var(--text-sec);
  border: 1px solid var(--border);
  padding: 2px 10px;
  border-radius: 1px;
  letter-spacing: .04em;
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-content {
  max-width: 720px;
  padding: 3rem 0 5rem;
}
.about-content h2 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 2.5rem 0 1rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--border);
  letter-spacing: .04em;
}
.about-content p {
  font-size: .9rem;
  line-height: 2;
  color: var(--text-sec);
  margin-bottom: 1.2rem;
  text-align: justify;
}
.about-content ul {
  margin: .5rem 0 1.2rem 1.2rem;
}
.about-content li {
  position: relative;
  padding-left: 1rem;
  font-size: .88rem;
  line-height: 2;
  color: var(--text-sec);
}
.about-content li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--text-light);
}
.about-stamp {
  display: inline-block;
  margin-top: 2rem;
  border: 2px solid var(--accent);
  padding: .6rem 1.5rem;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--accent);
  transform: rotate(-2deg);
  opacity: .7;
}

/* ============================================================
   TOAST / SUCCESS MESSAGE
   ============================================================ */
.toast {
  position: fixed;
  bottom: 2rem; right: 2rem;
  z-index: 3000;
  background: var(--bg-dark);
  color: #fff;
  padding: 1rem 1.8rem;
  font-size: .85rem;
  border-radius: 2px;
  box-shadow: 0 4px 20px rgba(0,0,0,.15);
  transform: translateY(20px);
  opacity: 0;
  transition: all .35s var(--ease);
  pointer-events: none;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .columns-grid { grid-template-columns: repeat(2, 1fr); }
  .col-card--wide { grid-column: span 2; }
  .form-wrapper { grid-template-columns: 1fr; }
  .form-sidebar { order: -1; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-issue { display: none; }
  .nav-toggle { display: block; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 2rem;
    gap: 1rem;
    box-shadow: 0 4px 16px rgba(0,0,0,.06);
  }

  .columns-grid { grid-template-columns: 1fr; }
  .col-card--wide { grid-column: span 1; }

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

  .article-item {
    grid-template-columns: 36px 1fr;
    gap: 1rem;
  }
  .article-meta-side {
    grid-column: 2;
    text-align: left;
    display: flex;
    gap: .8rem;
    align-items: center;
  }

  .hero-meta { flex-direction: column; align-items: center; gap: .3rem; }
  .footer-inner { flex-direction: column; gap: 1.5rem; }
  .section { padding: 3.5rem 0; }
  .featured-box { padding: 2rem 1.5rem; }
  .container { padding: 0 1.2rem; }
}

@media (max-width: 480px) {
  .hero-title { letter-spacing: .08em; }
  .section-header { flex-wrap: wrap; }
  .section-en { margin-left: 0; }
}

/* ============================================================
   TAG BADGES
   ============================================================ */
.article-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  margin-top: .4rem;
}
.tag-badge {
  display: inline-block;
  font-size: .6rem;
  letter-spacing: .04em;
  padding: 2px 8px;
  border-radius: 2px;
  border: 1px solid;
  white-space: nowrap;
  font-family: var(--font-sans);
  transition: opacity .2s;
}
.tag-pinned {
  color: #fff;
  background: var(--bg-dark);
  border-color: var(--bg-dark);
  font-weight: 500;
}
.tag-editor-pick {
  color: var(--accent);
  background: #FDF0ED;
  border-color: var(--accent);
}
.tag-trending {
  color: #B8860B;
  background: #FFF8E1;
  border-color: #DAA520;
  animation: trendPulse 2.5s ease-in-out infinite;
}
@keyframes trendPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .7; }
}
.tag-featured {
  color: var(--accent);
  border-color: var(--accent);
}
.tag-custom {
  color: var(--text-sec);
  border-color: var(--border-dark);
  background: var(--bg-alt);
}
.tag-custom[data-idx="0"] { color: #5B7553; border-color: #5B7553; background: #F2F7F0; }
.tag-custom[data-idx="1"] { color: #6B5B73; border-color: #6B5B73; background: #F5F0F7; }
.tag-custom[data-idx="2"] { color: #5B6B73; border-color: #5B6B73; background: #F0F4F7; }
.tag-custom[data-idx="3"] { color: #73695B; border-color: #73695B; background: #F7F5F0; }
.tag-custom[data-idx="4"] { color: #735B5B; border-color: #735B5B; background: #F7F0F0; }

.tag-status-pending { color: var(--text-sec); border-color: var(--border-dark); }
.tag-status-under_review { color: #3B6EA5; border-color: #3B6EA5; }
.tag-status-revision { color: #A68B09; border-color: #A68B09; background: #FBF8EA; }
.tag-status-accepted { color: #3A7D44; border-color: #3A7D44; }
.tag-status-rejected { color: var(--accent); border-color: var(--accent); background: #FDF0ED; }
.tag-status-published { color: #fff; background: #3A7D44; border-color: #3A7D44; }
.tag-status-archived { color: var(--text-light); border-color: var(--border-dark); background: var(--bg-alt); }

/* ============================================================
   TRACKING TIMELINE
   ============================================================ */
.track-timeline {
  display: flex;
  align-items: center;
}
.track-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .3rem;
}
.track-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  border: 2px solid var(--border-dark);
  background: var(--bg);
  transition: all .3s;
}
.track-step.active .track-dot {
  border-color: #3A7D44;
  background: #3A7D44;
}
.track-step.rejected .track-dot {
  border-color: var(--accent);
  background: var(--accent);
}
.track-label {
  font-size: .62rem;
  color: var(--text-light);
  letter-spacing: .04em;
  white-space: nowrap;
}
.track-step.active .track-label { color: #3A7D44; font-weight: 500; }
.track-line {
  flex: 1;
  height: 2px;
  background: var(--border);
  margin: 0 .4rem;
  margin-bottom: 1.2rem;
  transition: background .3s;
}
.track-line.active { background: #3A7D44; }

/* ============================================================
   PAGINATION
   ============================================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}
.page-link {
  font-size: .8rem;
  letter-spacing: .06em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: .4rem 1rem;
  border-radius: 2px;
  transition: all .2s;
}
.page-link:hover { background: var(--accent); color: #fff; }
.page-info {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-light);
  letter-spacing: .08em;
}

/* ============================================================
   THEME TOGGLE
   ============================================================ */
.theme-toggle {
  background: none; border: 1px solid var(--border); border-radius: 50%;
  width: 30px; height: 30px; font-size: .9rem; cursor: pointer;
  color: var(--text-sec); display: flex; align-items: center; justify-content: center;
  transition: all .25s; line-height: 1;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 2500;
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--border);
  background: var(--bg); color: var(--text-sec); font-size: 1rem;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: translateY(10px); pointer-events: none;
  transition: all .3s var(--ease); box-shadow: 0 2px 8px rgba(0,0,0,.08);
}
.back-to-top.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.back-to-top:hover { border-color: var(--accent); color: var(--accent); }

/* ============================================================
   SHARE BAR
   ============================================================ */
.share-bar {
  display: flex; align-items: center; gap: .6rem;
  padding: 1rem 0; margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}
.share-label { font-size: .72rem; color: var(--text-light); letter-spacing: .06em; }
.share-btn {
  font-size: .72rem; padding: 4px 12px; border: 1px solid var(--border);
  border-radius: 2px; cursor: pointer; background: var(--bg); color: var(--text-sec);
  transition: all .2s; letter-spacing: .04em;
}
.share-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ============================================================
   VALUE NOTE BOX
   ============================================================ */
.value-note-box {
  margin-top: 2rem; padding: 1rem 1.2rem;
  background: var(--bg-alt); border: 1px solid var(--border);
  border-radius: 2px; font-size: .82rem; color: var(--text-sec); line-height: 1.7;
}
.value-note-label {
  font-family: var(--font-mono); font-size: .65rem;
  letter-spacing: .1em; color: var(--text-light); text-transform: uppercase;
}

/* ============================================================
   RELATED ARTICLES
   ============================================================ */
.related-section {
  margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border);
}
.related-title {
  font-family: var(--font-serif); font-size: 1.05rem; font-weight: 700;
  letter-spacing: .04em; margin-bottom: 1.2rem;
}
.related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.related-card {
  display: block; padding: 1.2rem; border: 1px solid var(--border);
  transition: all .25s; text-decoration: none; color: inherit;
}
.related-card:hover { border-color: var(--border-dark); box-shadow: var(--card-hover); transform: translateY(-2px); }
.related-card__section {
  font-size: .6rem; letter-spacing: .06em; color: var(--accent);
  border: 1px solid var(--accent); padding: 1px 6px; border-radius: 1px;
}
.related-card__title {
  font-family: var(--font-serif); font-size: .88rem; font-weight: 600;
  line-height: 1.5; margin: .5rem 0 .4rem; transition: color .2s;
}
.related-card:hover .related-card__title { color: var(--accent); }
.related-card__meta {
  font-size: .68rem; color: var(--text-light); font-family: var(--font-mono);
}

/* ============================================================
   COMMENTS
   ============================================================ */
.comments-section {
  margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border);
}
.comments-title {
  font-family: var(--font-serif); font-size: 1.05rem; font-weight: 700;
  letter-spacing: .04em; margin-bottom: 1.2rem;
}
.comments-empty { font-size: .85rem; color: var(--text-light); margin-bottom: 1.5rem; }
.comments-list { margin-bottom: 2rem; }
.comment-item {
  padding: 1rem 0; border-bottom: 1px solid var(--border);
}
.comment-header { display: flex; align-items: center; gap: .8rem; margin-bottom: .4rem; }
.comment-nick {
  font-size: .82rem; font-weight: 500; color: var(--text);
}
.comment-time {
  font-size: .68rem; color: var(--text-light); font-family: var(--font-mono);
}
.comment-body { font-size: .88rem; color: var(--text-sec); line-height: 1.8; }
.comment-form { margin-top: 1.5rem; }
.comment-form__row { margin-bottom: .8rem; }
.comment-input {
  width: 260px; max-width: 100%; padding: .5rem .8rem;
  border: 1px solid var(--border); border-radius: 2px; font-size: .82rem;
  background: var(--bg); transition: border-color .2s;
}
.comment-input:focus { border-color: var(--text-sec); }
.comment-textarea {
  width: 100%; padding: .7rem 1rem; border: 1px solid var(--border);
  border-radius: 2px; font-size: .85rem; line-height: 1.7;
  background: var(--bg); resize: vertical; transition: border-color .2s;
}
.comment-textarea:focus { border-color: var(--text-sec); }

/* ============================================================
   EDITOR TOOLBAR (submit page)
   ============================================================ */
.editor-toolbar {
  display: flex; align-items: center; gap: .4rem;
  padding: .4rem .6rem; border: 1px solid var(--border);
  border-bottom: none; background: var(--bg-alt); border-radius: 2px 2px 0 0;
}
.editor-btn {
  width: 28px; height: 28px; display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); border-radius: 2px; cursor: pointer;
  font-size: .78rem; background: var(--bg); color: var(--text-sec); transition: all .2s;
}
.editor-btn:hover { border-color: var(--accent); color: var(--accent); }
.editor-hint {
  margin-left: auto; font-size: .65rem; color: var(--text-light); letter-spacing: .04em;
}
.form-textarea { border-radius: 0 0 2px 2px; }

.char-counter {
  display: flex; align-items: center; gap: 1rem; margin-top: .4rem;
}
.char-counter span { font-size: .72rem; color: var(--text-light); }
.char-range { font-family: var(--font-mono); font-size: .65rem !important; }
.autosave-hint { color: #3A7D44 !important; font-size: .68rem !important; }

/* ============================================================
   ARCHIVE FILTERS
   ============================================================ */
.archive-filters {
  display: flex; gap: .6rem; flex-wrap: wrap; align-items: center;
  margin-bottom: 2rem; padding-bottom: 1rem; border-bottom: 1px solid var(--border);
}
.filter-tag { font-size: .72rem; color: var(--text-light); letter-spacing: .06em; }
.form-select--sm, .form-input--sm {
  padding: .35rem .6rem; border: 1px solid var(--border); border-radius: 2px;
  font-size: .78rem; background: var(--bg);
}
.btn-filter {
  padding: .35rem .8rem; border: 1px solid var(--border); border-radius: 2px;
  font-size: .75rem; cursor: pointer; background: var(--bg); transition: all .2s;
}
.btn-filter:hover { border-color: var(--text-sec); }
.filter-clear { font-size: .72rem; color: var(--text-light); }
.filter-clear:hover { color: var(--accent); }
.archive-check {
  font-size: .78rem; color: var(--text-sec); display: flex; align-items: center;
  gap: .3rem; cursor: pointer;
}
.archive-check input { accent-color: var(--accent); }
.article-views {
  display: block; font-size: .62rem; color: var(--text-light);
  font-family: var(--font-mono); letter-spacing: .04em;
}

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {
  .nav, .footer, .share-bar, .comments-section, .related-section,
  .back-to-top, .toast, .theme-toggle, #backToTop { display: none !important; }
  .page-header { padding-top: 1rem; }
  .article-detail { padding: 1rem 0; }
  .article-body { font-size: 11pt; line-height: 1.8; }
  body { background: #fff; color: #000; }
  .article-detail__title { font-size: 16pt; }
}

/* ============================================================
   DARK MODE
   ============================================================ */
[data-theme="dark"] {
  --bg:           #1A1A1C;
  --bg-alt:       #222224;
  --bg-dark:      #111113;
  --bg-hero:      #1E1E20;
  --text:         #E8E6E3;
  --text-sec:     #A0A0A0;
  --text-light:   #6A6A6A;
  --accent:       #D4734E;
  --accent-hover: #E08B68;
  --border:       #333336;
  --border-dark:  #444448;
  --card-shadow:  0 1px 3px rgba(0,0,0,.2);
  --card-hover:   0 8px 24px rgba(0,0,0,.3);
}
[data-theme="dark"] .nav { background: rgba(26,26,28,.9); }
[data-theme="dark"] .hero::before { opacity: .08; }
[data-theme="dark"] .form-input,
[data-theme="dark"] .form-select,
[data-theme="dark"] .form-textarea,
[data-theme="dark"] .comment-input,
[data-theme="dark"] .comment-textarea { background: var(--bg-alt); color: var(--text); }
[data-theme="dark"] .sidebar-card { background: var(--bg-alt); }
[data-theme="dark"] .tag-editor-pick { background: #3A2520; }
[data-theme="dark"] .tag-trending { background: #2E2810; color: #DAA520; }
[data-theme="dark"] .tag-custom[data-idx="0"] { background: #1E2A1C; }
[data-theme="dark"] .tag-custom[data-idx="1"] { background: #251E2A; }
[data-theme="dark"] .tag-custom[data-idx="2"] { background: #1E242A; }
[data-theme="dark"] .tag-custom[data-idx="3"] { background: #2A251E; }
[data-theme="dark"] .tag-custom[data-idx="4"] { background: #2A1E1E; }
[data-theme="dark"] .tag-status-revision { background: #2E2810; }
[data-theme="dark"] .tag-status-rejected { background: #3A2520; }
[data-theme="dark"] .editor-toolbar { background: var(--bg-alt); }
[data-theme="dark"] .editor-btn { background: var(--bg); }
[data-theme="dark"] .back-to-top { background: var(--bg-alt); }
[data-theme="dark"] .related-card { background: var(--bg-alt); }

@media (max-width: 768px) {
  .related-grid { grid-template-columns: 1fr; }
  .share-bar { flex-wrap: wrap; }
}