:root {
  --bg: #fafaf8;
  --text: #2c2c2c;
  --text-light: #6b6b6b;
  --accent: #d4a574;
  --accent-light: #f0e4d4;
  --card-bg: #ffffff;
  --border: #e8e4df;
  --radius: 12px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans SC", "PingFang SC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}

/* Nav */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(250, 250, 248, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
}

.nav-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

#lang-toggle {
  background: none;
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text-light);
  transition: all 0.2s;
}

#lang-toggle:hover {
  border-color: var(--accent);
  color: var(--text);
}

/* Main */
main {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Hero */
.hero {
  padding-top: 140px;
  padding-bottom: 60px;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  line-height: 1.2;
}

.subtitle {
  font-size: 1.15rem;
  color: var(--text-light);
  max-width: 500px;
}

/* Sections */
.section {
  padding: 48px 0;
}

.section h2 {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

/* Cards */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 16px;
}

.card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.card p {
  color: var(--text-light);
  margin-bottom: 12px;
}

.card p:last-child {
  margin-bottom: 0;
}

/* Tags */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.tag {
  background: var(--accent-light);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 20px;
}

/* Interests Grid */
.interests-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.interest-item {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.interest-icon {
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.interest-item h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.interest-item p {
  font-size: 0.88rem;
  color: var(--text-light);
}

/* Quotes */
.quotes blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 20px;
  margin-bottom: 20px;
  font-style: italic;
  color: var(--text-light);
}

.quotes blockquote:last-child {
  margin-bottom: 0;
}

/* Contact */
.contact-card {
  text-align: center;
}

.contact-links {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  gap: 16px;
}

.contact-links a {
  color: var(--text);
  text-decoration: none;
  padding: 8px 20px;
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 0.9rem;
  transition: all 0.2s;
}

.contact-links a:hover {
  border-color: var(--accent);
  background: var(--accent-light);
}

/* Footer */
footer {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 24px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-light);
}

/* Responsive */
@media (max-width: 600px) {
  .hero h1 {
    font-size: 1.8rem;
  }

  .subtitle {
    font-size: 1rem;
  }

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

  .card {
    padding: 20px;
  }
}