@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,600;1,9..144,500&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  --paper: #EDE8D6;
  --paper-deep: #E2DBC4;
  --ink: #1F3A2E;
  --moss: #45624A;
  --stamp: #B5502A;
  --line: #C9C2A6;
  --danger: #B3261E;

  --serif: 'Fraunces', serif;
  --sans: 'Inter', -apple-system, sans-serif;
  --mono: 'JetBrains Mono', monospace;
  --ease: cubic-bezier(.22,.9,.32,1);
  --ease-spring: cubic-bezier(.2,1.4,.4,1);
}

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.55;
}

a { color: var(--moss); }
:focus-visible { outline: 2px solid var(--stamp); outline-offset: 2px; }

/* ================= TOPBAR ================= */
header.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 28px;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
}
header.topbar .brand {
  font-family: var(--mono); font-weight: 700; font-size: 1rem; color: var(--ink);
}
header.topbar .brand span { color: var(--stamp); }
header.topbar nav { display: flex; gap: 20px; align-items: center; }
header.topbar nav a {
  font-family: var(--mono); font-size: 0.8rem; color: var(--moss); text-decoration: none;
  position: relative; padding-bottom: 2px;
}
header.topbar nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 0;
  background: var(--stamp); transition: width 0.25s var(--ease);
}
header.topbar nav a:hover::after { width: 100%; }

main { max-width: 980px; margin: 0 auto; padding: 32px 24px 70px; }

h1, h2, h3 { font-family: var(--serif); color: var(--ink); font-weight: 600; }

/* ================= CARD ================= */
.card {
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 22px;
  margin-bottom: 18px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.card.lift:hover { transform: translateY(-3px); box-shadow: 4px 6px 0 rgba(31,58,46,0.08); }

@media (prefers-reduced-motion: no-preference) {
  .stagger > * {
    opacity: 0; transform: translateY(14px);
    animation: card-in 0.5s var(--ease) forwards;
  }
  .stagger > *:nth-child(1) { animation-delay: 0.03s; }
  .stagger > *:nth-child(2) { animation-delay: 0.08s; }
  .stagger > *:nth-child(3) { animation-delay: 0.13s; }
  .stagger > *:nth-child(4) { animation-delay: 0.18s; }
  .stagger > *:nth-child(5) { animation-delay: 0.23s; }
  .stagger > *:nth-child(6) { animation-delay: 0.28s; }
  .stagger > *:nth-child(n+7) { animation-delay: 0.33s; }
}
@keyframes card-in { to { opacity: 1; transform: none; } }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }

/* ================= TREE CARD ================= */
.tree-card {
  border-left: 3px solid var(--moss);
  position: relative; overflow: hidden;
}
.tree-card::before {
  content: "🌳"; position: absolute; right: -6px; top: -10px;
  font-size: 3.2rem; opacity: 0.06; transform: rotate(-8deg);
  pointer-events: none;
}
.tree-card.dead { border-left-color: var(--danger); }
.status-alive { color: var(--moss); font-weight: 600; font-family: var(--mono); font-size: 0.85rem; }
.status-dead { color: var(--danger); font-weight: 600; font-family: var(--mono); font-size: 0.85rem; }

.badge {
  display: inline-block; padding: 3px 10px; border-radius: 20px;
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.02em;
  background: rgba(69,98,74,0.12); color: var(--moss);
}
.badge.bad { background: rgba(179,38,30,0.1); color: var(--danger); }
@media (prefers-reduced-motion: no-preference) {
  .badge.bad { animation: pulse-badge 2s ease-in-out infinite; }
}
@keyframes pulse-badge { 0%,100% { opacity: 1; } 50% { opacity: 0.55; } }

/* ================= BUTTONS ================= */
button, .btn {
  font-family: var(--mono); font-size: 0.86rem;
  background: var(--ink); color: var(--paper);
  border: 1px solid var(--ink); padding: 10px 20px; border-radius: 3px;
  cursor: pointer; text-decoration: none; display: inline-block;
  transition: background 0.25s var(--ease), transform 0.2s var(--ease-spring), box-shadow 0.25s var(--ease);
}
button:hover, .btn:hover { background: var(--moss); border-color: var(--moss); transform: translateY(-1px); }
button:active, .btn:active { transform: translateY(0px) scale(0.98); }
button.secondary, .btn.secondary { background: transparent; color: var(--ink); border-color: var(--line); }
button.secondary:hover { background: rgba(31,58,46,0.06); }
button.danger { background: var(--danger); border-color: var(--danger); }
button { position: relative; }

/* ================= FORMS ================= */
input, select, textarea {
  width: 100%; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 3px;
  background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 0.92rem;
  margin-bottom: 14px;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--moss);
  box-shadow: 0 0 0 3px rgba(69,98,74,0.12);
}
label {
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.02em;
  color: var(--moss); display: block; margin-bottom: 5px; text-transform: uppercase;
}

/* ================= TABLE ================= */
table { width: 100%; border-collapse: collapse; margin-top: 8px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); font-size: 0.9rem; }
th { font-family: var(--mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--moss); }
tbody tr { transition: background 0.2s var(--ease); }
tbody tr:hover { background: rgba(69,98,74,0.05); }

.muted { color: var(--moss); font-size: 0.88rem; }
.error-msg { color: var(--danger); font-size: 0.86rem; margin-bottom: 10px; min-height: 1em; }
.success-msg { color: var(--moss); font-size: 0.86rem; margin-bottom: 10px; min-height: 1em; }

footer.app-footer {
  text-align: center; color: var(--moss); font-family: var(--mono);
  font-size: 0.78rem; padding: 40px 0 20px;
}

/* ================= AUTH CARD ================= */
.auth-card {
  max-width: 420px; margin: 60px auto; padding: 30px;
  background: var(--paper-deep); border: 1.5px dashed var(--ink); border-radius: 4px;
  box-shadow: 6px 6px 0 rgba(31,58,46,0.08);
}
@media (prefers-reduced-motion: no-preference) {
  .auth-card { animation: auth-in 0.5s var(--ease-spring) both; }
}
@keyframes auth-in { from { opacity: 0; transform: translateY(16px) scale(0.98); } to { opacity: 1; transform: none; } }

.dots::after { content: "."; animation: dots 1.2s steps(4, end) infinite; }
@keyframes dots {
  0% { content: "."; } 33% { content: ".."; } 66% { content: "..."; } 100% { content: "."; }
}

@media (prefers-reduced-motion: no-preference) {
  main { animation: page-in 0.4s var(--ease) both; }
}
@keyframes page-in { from { opacity: 0; } to { opacity: 1; } }

@media print { header.topbar, .no-print { display: none !important; } }

@media (max-width: 640px) {
  header.topbar nav { gap: 12px; }
  main { padding: 20px 16px 50px; }
  .grid { grid-template-columns: 1fr; }
}