:root {
  --p: #6c5ce7;
  --p2: #4834d4;
  --bg: #f5f5f5;
  --s: #fff;
  --t: #2d3436;
  --t2: #636e72;
  --b: #dfe6e9;
  --r: 8px;
  --sh: 0 2px 8px rgba(0,0,0,.1);
}

.dark {
  --bg: #1a1a2e;
  --s: #16213e;
  --t: #e1e1e6;
  --t2: #a0a0b0;
  --b: #2d2d44;
}

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

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--t);
  line-height: 1.6;
  min-height: 100vh;
}

.container { max-width: 700px; margin: 0 auto; padding: 0 16px; }

/* Header */
.header {
  background: var(--s);
  border-bottom: 1px solid var(--b);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 12px 0;
}

.nav {
  max-width: 700px;
  margin: 0 auto;
  padding: 0 16px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo {
  font-weight: 700;
  color: var(--p);
  text-decoration: none;
  font-size: 18px;
}

.nav nav { display: flex; gap: 12px; flex: 1; }

.nav nav a {
  color: var(--t);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
}

.nav nav a:hover { color: var(--p); }

.theme-btn {
  background: none;
  border: 1px solid var(--b);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  cursor: pointer;
  font-size: 18px;
}

/* Card */
.card {
  background: var(--s);
  border-radius: var(--r);
  padding: 24px;
  box-shadow: var(--sh);
  border: 1px solid var(--b);
  margin-bottom: 24px;
}

h2 { margin-bottom: 4px; font-size: 1.3rem; }
.subtitle { color: var(--t2); font-size: 14px; margin-bottom: 20px; }

/* Form */
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 12px; }

.input, .textarea, select {
  width: 100%;
  padding: 10px 14px;
  border: 2px solid var(--b);
  border-radius: var(--r);
  background: var(--bg);
  color: var(--t);
  font: inherit;
  font-size: 14px;
}

.input:focus, .textarea:focus, select:focus {
  outline: none;
  border-color: var(--p);
}

.textarea {
  resize: vertical;
  min-height: 180px;
  line-height: 1.8;
}

.char-count { text-align: right; font-size: 12px; color: var(--t2); margin-bottom: 12px; }

/* Tags */
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }

.tag {
  padding: 6px 12px;
  border: 1px solid var(--b);
  border-radius: 20px;
  cursor: pointer;
  font-size: 13px;
  transition: all .2s;
}

.tag:hover, .tag.active {
  background: var(--p);
  color: #fff;
  border-color: var(--p);
}

/* Upload */
.upload-box {
  border: 2px dashed var(--b);
  padding: 24px;
  text-align: center;
  border-radius: var(--r);
  cursor: pointer;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--t2);
}

.upload-box:hover { border-color: var(--p); }

.preview {
  position: relative;
  margin-bottom: 12px;
  max-height: 150px;
  overflow: hidden;
  border-radius: var(--r);
}

.preview img { width: 100%; object-fit: cover; }

.preview button {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(0,0,0,.6);
  color: #fff;
  border: none;
  cursor: pointer;
}

/* Checkbox */
.check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  margin-bottom: 16px;
  cursor: pointer;
}

.check input { width: 18px; height: 18px; accent-color: var(--p); }

/* Buttons */
.btn {
  display: block;
  width: 100%;
  padding: 12px 24px;
  background: var(--p);
  color: #fff;
  border: none;
  border-radius: var(--r);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all .2s;
}

.btn:hover { background: var(--p2); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.btn-outline {
  padding: 10px 20px;
  background: none;
  color: var(--p);
  border: 2px solid var(--p);
  border-radius: var(--r);
  cursor: pointer;
  font-weight: 600;
}

.btn-outline:hover { background: var(--p); color: #fff; }

#msgBox {
  margin-top: 12px;
  padding: 10px;
  border-radius: var(--r);
  text-align: center;
  font-size: 14px;
}

#msgBox:empty { display: none; }

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.stat {
  text-align: center;
  background: var(--bg);
  padding: 16px;
  border-radius: var(--r);
}

.stat span { font-size: 12px; color: var(--t2); display: block; }
.stat strong { font-size: 1.5rem; color: var(--p); }

/* Items */
.item {
  padding: 16px;
  border-bottom: 1px solid var(--b);
}

.item:last-child { border-bottom: none; }

.item .meta {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  font-size: 12px;
  color: var(--t2);
  flex-wrap: wrap;
}

.tag-badge {
  display: inline-block;
  padding: 2px 8px;
  background: var(--p);
  color: #fff;
  border-radius: 12px;
  font-size: 11px;
  margin-bottom: 8px;
}

/* Modal */
.modal {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0,0,0,.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
}

.modal[hidden] { display: none; }

.modal-box {
  background: var(--s);
  padding: 24px;
  border-radius: var(--r);
  max-width: 360px;
  width: 90%;
  text-align: center;
}

.modal-box h3 { margin-bottom: 8px; }
.modal-box p { color: var(--t2); margin-bottom: 16px; font-size: 14px; }
.modal-btns { display: flex; gap: 10px; justify-content: center; }

/* Toast */
.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  padding: 12px 20px;
  border-radius: var(--r);
  color: #fff;
  font-weight: 500;
  z-index: 999;
  animation: slideIn .3s ease;
}

.toast.success { background: #00b894; }
.toast.error { background: #d63031; }
.toast[hidden] { display: none; }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Footer */
footer {
  text-align: center;
  padding: 20px;
  font-size: 13px;
  color: var(--t2);
}

footer a { color: var(--p); }
.secret { font-size: 11px; opacity: .5; margin-top: 4px; }

#searchInput { margin-bottom: 16px; }

@media (max-width: 600px) {
  .row { grid-template-columns: 1fr; }
  .nav { flex-wrap: wrap; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
  .stat strong { font-size: 1.2rem; }
}