/* My Spring Site 2.0 — Fresh Spring Green Stylesheet */
:root {
  --bg-page: #0d1710;
  --bg-panel: #16241a;
  --bg-card: #1d3023;
  --text: #eaf5ec;
  --text-muted: #a3c4a8;
  --green-lime: #84cc16;
  --green-leaf: #4ade80;
  --border: rgba(132, 204, 22, 0.22);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  padding: 20px 10px;
  background-color: var(--bg-page);
  background-image: radial-gradient(ellipse at top, #19331e 0%, var(--bg-page) 75%);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
}

.site-container {
  max-width: 960px;
  margin: 0 auto;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.85);
  border-radius: 6px;
  overflow: hidden;
}

/* Masthead */
.masthead {
  background: #0f1c12;
  border-bottom: 2px solid var(--green-lime);
}

.top-brand {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 30px;
  gap: 20px;
  flex-wrap: wrap;
}

.brand-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.leaf-icon {
  font-size: 2.4rem;
}

.logo-title {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.tagline {
  margin: 2px 0 0;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--green-lime);
  font-weight: 600;
}

.brand-badge span {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  font-weight: 600;
  color: #dcfce7;
  background: rgba(132, 204, 22, 0.15);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 999px;
}

.nav-bar {
  display: flex;
  background: #0c160f;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.nav-link {
  flex: 1;
  min-width: 100px;
  padding: 12px 14px;
  text-align: center;
  color: #86efac;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  border-right: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.2s ease;
}

.nav-link:hover {
  background: rgba(132, 204, 22, 0.15);
  color: #ffffff;
}

.nav-link.active {
  background: var(--green-lime);
  color: #052e16;
}

/* Content */
.content-body {
  padding: 32px;
}

.welcome-box {
  display: grid;
  grid-template-columns: 1fr 140px;
  gap: 24px;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 24px;
  margin-bottom: 34px;
}

.welcome-text h2 {
  margin: 0 0 12px;
  font-size: 1.4rem;
  color: #ffffff;
}

.welcome-text p {
  margin: 0 0 10px;
  color: var(--text-muted);
  font-size: 0.94rem;
}

.flower-icon {
  width: 100%;
  height: auto;
  border-radius: 4px;
  background: #ffffff;
  padding: 8px;
}

.section {
  margin-bottom: 38px;
  scroll-margin-top: 20px;
}

.section h2 {
  font-size: 1.3rem;
  color: #ffffff;
  border-bottom: 1px solid var(--border);
  padding-bottom: 6px;
  margin-top: 0;
  margin-bottom: 16px;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: center;
}

.about-grid p {
  color: var(--text-muted);
  font-size: 0.94rem;
  margin-bottom: 12px;
}

.sprout-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 16px;
  border-radius: 4px;
  text-align: center;
}

.sprout-img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  display: block;
  margin: 0 auto 10px;
}

.sprout-card p {
  margin: 0;
  font-size: 0.82rem;
  font-style: italic;
  color: var(--green-leaf);
}

.feature-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-top: 3px solid var(--green-leaf);
  padding: 18px;
  border-radius: 3px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  color: #ffffff;
}

.card p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.archive-box {
  background: #000000;
  border: 1px solid var(--border);
  padding: 16px;
  border-radius: 4px;
  text-align: center;
}

.preview-img {
  max-width: 100%;
  height: auto;
  border: 1px solid #1f3923;
}

.contact-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 22px;
  border-radius: 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.contact-box h3 { margin: 0 0 6px; color: #ffffff; }
.contact-box p { margin: 0; color: var(--text-muted); font-size: 0.9rem; }
.contact-links { display: flex; gap: 10px; }

.btn {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 4px;
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
}

.btn-primary { background: var(--green-lime); color: #052e16; }
.btn-primary:hover { background: #a3e635; }
.btn-ghost { border: 1px solid var(--border); color: #ffffff; }
.btn-ghost:hover { background: rgba(132, 204, 22, 0.15); }

.site-footer {
  background: #081109;
  border-top: 1px solid var(--border);
  padding: 14px 24px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.site-footer a { color: var(--green-leaf); }

@media (max-width: 768px) {
  .welcome-box, .about-grid, .feature-cards { grid-template-columns: 1fr; }
  .nav-bar { flex-direction: column; }
  .nav-link { border-right: none; border-bottom: 1px solid rgba(255, 255, 255, 0.05); }
}