@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400&family=Courier+Prime:ital@0;1&display=swap');

body {
  min-height: 100vh;
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background: linear-gradient(90deg, #5DAC81, #FAF8F4, #E87A90);
  font-family: 'Cormorant Garamond', Georgia, serif;
  color: #2c2c2c;
}

.navbar {
  position: fixed;
  top: 2rem;
  left: 2rem;
  z-index: 20;
}

.navbar ul { list-style: none; margin: 0; padding: 0; }
.navbar li { margin-bottom: 1rem; }
.navbar a {
  text-decoration: none;
  color: #4a4a4a;
  font-size: 1rem;
  font-family: 'Courier Prime', 'Courier New', monospace;
  padding: 0.5rem 1.2rem;
  transition: color 0.2s;
}
.navbar a:hover { color: #E87A90; }

.about-container {
  width: 100%;
  max-width: 900px;
  padding: 2.5rem 3rem 5rem 10rem;
  box-sizing: border-box;
}

/* ── English block ── */
.lang-en p {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-size: 1.18rem;
  line-height: 1.9;
  margin-bottom: 1.4rem;
  color: #2c2c2c;
}
.lang-en .about-greeting {
  font-size: 1.6rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: #2c2c2c;
  margin-bottom: 1.8rem;
}
.lang-en .about-sign {
  font-family: 'Courier Prime', 'Courier New', monospace;
  font-size: 0.95rem;
  color: #4a4a4a;
  margin-top: 2rem;
  text-align: right;
  display: block;
}

/* ── Chinese block — vertical right-to-left, fixed to right side ── */
.lang-zh {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  display: flex;
  flex-direction: row;         /* columns flow right → left */
  gap: 2rem;
  height: 80vh;
  overflow: visible;
  /* Align with English text start, flush to right */
  position: fixed;
  right: 3rem;
  top: 2.5rem;
  z-index: 5;
}

.lang-zh p {
  font-family: 'HuiWenMingChao', 'Songti SC', 'SimSun', serif;
  font-size: 1.2rem;
  line-height: 2.1;
  margin-bottom: 0;
  color: #2c2c2c;
}

.lang-zh .about-greeting {
  font-family: 'HuiWenMingChao', 'Songti SC', 'SimSun', serif;
  font-size: 1.6rem;
  font-weight: normal;
  letter-spacing: 0.1em;
  color: #2c2c2c;
  margin-bottom: 0;
}

/* Switcher sits as the first flex item → rightmost column in RTL */
.lang-zh .zh-switcher {
  writing-mode: horizontal-tb;
  align-self: flex-start;
  margin: 0;
  flex-shrink: 0;
}

.lang-zh .about-sign {
  font-family: 'HuiWenMingChao', 'Songti SC', 'SimSun', serif;
  font-size: 0.9rem;
  color: #4a4a4a;
  margin-top: 0;
  text-align: start;
  display: block;
  align-self: flex-end;  /* physical bottom of the container */
}

/* ── Links ── */
.about-container a { color: #5DAC81; text-decoration: none; transition: color 0.2s; }
.about-container a:hover { color: #E87A90; text-decoration: underline; }

/* ── Language toggle ── */
.lang-toggle {
  display: inline-block;
  vertical-align: middle;
  margin-left: 1.2rem;
  font-family: 'HuiWenMingChao', 'Courier Prime', 'Courier New', monospace;
  font-size: 0.78rem;
  color: #4a4a4a;
  background: transparent;
  border: 1px solid #4a4a4a;
  padding: 0.2rem 0.75rem;
  border-radius: 3px;
  cursor: pointer;
  letter-spacing: 0.08em;
  transition: border-color 0.2s, color 0.2s;
  position: relative;
  top: -0.1rem;
}
.lang-toggle:hover { color: #E87A90; border-color: #E87A90; }