/* jojoecon 共享样式 — 用于子页面 */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;500;600&family=EB+Garamond:ital,wght@0,400;0,500;1,400&family=Noto+Serif+SC:wght@400;500;600&display=swap');

:root {
  --bg: #f8f5ee;
  --bg-soft: #efe9d9;
  --ink: #1a1612;
  --ink-soft: #4a4137;
  --muted: #7a6e5e;
  --line: #d8cfb9;
  --line-soft: #e6dfca;
  --accent: #8b1a1a;
  --accent-soft: #b34646;
  --gold: #9c7c2f;
  --serif-en: 'EB Garamond', Georgia, serif;
  --serif-cn: 'Noto Serif SC', 'Songti SC', '宋体', serif;
  --display: 'Cinzel', 'EB Garamond', serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--serif-cn);
  font-size: 18.5px;
  line-height: 1.95;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
a:hover { border-bottom-color: var(--accent); }

.en { font-family: var(--serif-en); font-style: italic; color: var(--ink-soft); }

/* ===== Top nav ===== */
.nav {
  position: sticky;
  top: 0;
  background: rgba(248, 245, 238, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line-soft);
  z-index: 100;
}
.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 16px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.brand {
  font-family: var(--display);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--ink);
}
.brand .dot { color: var(--accent); }
.brand a { color: var(--ink); border-bottom: none; }
.nav-links { display: flex; gap: 28px; font-size: 14px; }
.nav-links a { color: var(--ink-soft); border-bottom: none; }
.nav-links a:hover { color: var(--accent); }
.nav-user {
  font-size: 13px;
  color: var(--muted);
  font-family: var(--serif-en);
}
.nav-user .username { color: var(--ink); font-style: italic; margin-right: 8px; }
.nav-user a.logout {
  font-family: var(--serif-cn);
  font-size: 13px;
  color: var(--muted);
}
@media (max-width: 720px) {
  .nav-links { display: none; }
}

/* ===== Section helpers ===== */
.section-label {
  font-family: var(--display);
  font-size: 12px;
  letter-spacing: 0.32em;
  color: var(--gold);
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--serif-cn);
  font-size: 28px;
  font-weight: 500;
  text-align: center;
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}
.section-title .en {
  display: block;
  font-family: var(--display);
  font-size: 14px;
  font-style: normal;
  letter-spacing: 0.28em;
  color: var(--muted);
  margin-top: 12px;
  font-weight: 400;
}
.section-intro {
  text-align: center;
  color: var(--ink-soft);
  max-width: 620px;
  margin: 0 auto 56px;
  font-size: 17.5px;
  line-height: 1.95;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  font-family: var(--serif-cn);
  font-size: 15px;
  padding: 12px 28px;
  background: var(--ink);
  color: var(--bg);
  border: none;
  border-radius: 2px;
  cursor: pointer;
  letter-spacing: 0.06em;
  transition: background .2s;
}
.btn:hover { background: var(--accent); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-ghost:hover { background: var(--bg-soft); border-color: var(--ink); }

/* ===== Form ===== */
.field { margin-bottom: 22px; }
.field label {
  display: block;
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 8px;
  font-family: var(--display);
  text-transform: uppercase;
}
.field input {
  width: 100%;
  font-family: var(--serif-cn);
  font-size: 16px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: white;
  border-radius: 2px;
  color: var(--ink);
}
.field input:focus { outline: none; border-color: var(--accent); }
.field-error {
  color: var(--accent);
  font-size: 13.5px;
  margin-top: 6px;
  font-style: italic;
  min-height: 1em;
}

/* ===== Page wrapper ===== */
.page {
  max-width: 760px;
  margin: 0 auto;
  padding: 80px 32px;
}
.page-wide { max-width: 1080px; }
.page-narrow { max-width: 520px; }

.coming-soon {
  text-align: center;
  padding: 100px 32px;
}
.coming-soon .icon {
  font-family: var(--display);
  font-size: 14px;
  letter-spacing: 0.32em;
  color: var(--gold);
  margin-bottom: 24px;
}
.coming-soon h1 {
  font-family: var(--serif-cn);
  font-size: 32px;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}
.coming-soon .en-title {
  font-family: var(--display);
  font-size: 16px;
  letter-spacing: 0.2em;
  color: var(--muted);
  margin-bottom: 36px;
}
.coming-soon p {
  color: var(--ink-soft);
  max-width: 520px;
  margin: 0 auto 36px;
  font-size: 17px;
}
.coming-soon .back {
  font-family: var(--display);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

/* ===== Footer ===== */
footer {
  text-align: center;
  padding: 60px 32px 80px;
  border-top: 1px solid var(--line-soft);
  margin-top: 60px;
  color: var(--muted);
  font-size: 13px;
}
footer .brand-mark {
  font-family: var(--display);
  font-size: 14px;
  letter-spacing: 0.24em;
  color: var(--ink);
  margin-bottom: 12px;
}
footer .partner-line {
  margin-top: 10px;
  font-style: italic;
  font-family: var(--serif-en);
}

/* ===== Login card ===== */
.login-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 40px 36px;
  margin: 0 auto;
  max-width: 420px;
  margin-top: 40px;
}
.login-card .head {
  text-align: center;
  margin-bottom: 32px;
}
.login-card .head .icon {
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.32em;
  color: var(--gold);
  margin-bottom: 12px;
}
.login-card .head h2 {
  font-family: var(--serif-cn);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0.04em;
}
.login-card .help {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px dashed var(--line);
  font-size: 13.5px;
  color: var(--muted);
  text-align: center;
  line-height: 1.7;
}

/* ===== Student dashboard ===== */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 720px) { .dashboard-grid { grid-template-columns: 1fr; } }
.dashboard-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 28px;
  display: block;
  transition: transform .2s, box-shadow .2s;
}
.dashboard-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.05);
  border-bottom: 1px solid var(--line);
}
.dashboard-card .badge {
  font-family: var(--display);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--accent);
  margin-bottom: 12px;
}
.dashboard-card h3 {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 6px;
}
.dashboard-card .en-sub {
  font-family: var(--serif-en);
  font-style: italic;
  color: var(--muted);
  font-size: 13.5px;
  margin-bottom: 12px;
}
.dashboard-card p {
  font-size: 14.5px;
  color: var(--ink-soft);
  line-height: 1.8;
}