/* CloviTek UI Kit — Components v1.0 */
/* Requires tokens.css to be loaded first */

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

/* ── Base ── */
body.ck {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  background: var(--ck-bg);
  color: var(--ck-ink);
  transition: background 0.2s, color 0.2s;
  -webkit-font-smoothing: antialiased;
}

/* ── App Layout ── */
.ck-app {
  display: flex;
  min-height: 100vh;
}

/* ── Sidebar ── */
.ck-sidebar {
  width: var(--ck-sidebar-w);
  min-width: var(--ck-sidebar-w);
  background: var(--ck-sidebar-bg);
  border-right: 1px solid var(--ck-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  overflow-y: auto;
  transition: background 0.2s;
}

.ck-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 16px;
  border-bottom: 1px solid var(--ck-border);
  text-decoration: none;
}

.ck-brand-glyph {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  flex-shrink: 0;
}

.ck-brand-name {
  font-weight: 700;
  font-size: 15px;
  color: var(--ck-ink);
  letter-spacing: -0.3px;
}

.ck-nav {
  flex: 1;
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ck-nav-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ck-muted);
  padding: 8px 8px 4px;
  display: block;
}

.ck-nav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 10px;
  border-radius: var(--ck-radius-sm);
  cursor: pointer;
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ck-soft-slate);
  background: transparent;
  transition: background 0.12s, color 0.12s;
  border: none;
  width: 100%;
  text-align: left;
}

.ck-nav-item:hover {
  background: var(--ck-hover);
  color: var(--ck-ink);
}

.ck-nav-item.is-active {
  background: var(--ck-accent-soft);
  color: var(--ck-accent);
}

/* ── Main Content Area ── */
.ck-main {
  flex: 1;
  margin-left: var(--ck-sidebar-w);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--ck-bg);
  transition: background 0.2s;
}

/* ── Topbar ── */
.ck-topbar {
  height: var(--ck-topbar-h);
  background: var(--ck-topbar-bg);
  border-bottom: 1px solid var(--ck-border);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 50;
  transition: background 0.2s;
}

.ck-topbar strong {
  font-size: 15px;
  font-weight: 600;
  color: var(--ck-ink);
}

.ck-spacer { flex: 1; }

/* ── Content ── */
.ck-content {
  flex: 1;
  padding: 24px;
  max-width: 1024px;
}

/* ── Cards ── */
.ck-card {
  background: var(--ck-card);
  border: 1px solid var(--ck-border);
  border-radius: var(--ck-radius);
  padding: 20px 24px;
  box-shadow: var(--ck-shadow);
  transition: background 0.2s;
}

.ck-card h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--ck-ink);
  margin-bottom: 16px;
}

/* ── Grid ── */
.ck-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

/* ── Stats ── */
.ck-stat {
  background: var(--ck-card);
  border: 1px solid var(--ck-border);
  border-radius: var(--ck-radius);
  padding: 16px 20px;
}

.ck-stat-num {
  font-size: 28px;
  font-weight: 700;
  color: var(--ck-ink);
  line-height: 1;
}

.ck-stat-label {
  font-size: 12px;
  color: var(--ck-muted);
  margin-top: 4px;
}

/* ── Lists ── */
.ck-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ck-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--ck-border-sm);
}

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

.ck-li-body { flex: 1; min-width: 0; }

.ck-li-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--ck-ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ck-li-sub {
  font-size: 12px;
  color: var(--ck-muted);
  margin-top: 2px;
}

/* ── Empty State ── */
.ck-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--ck-muted);
  font-size: 14px;
}

.ck-empty-icon {
  font-size: 32px;
  margin-bottom: 12px;
  opacity: 0.4;
}

/* ── Pills / Badges ── */
.ck-pill {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: var(--ck-hover);
  color: var(--ck-soft-slate);
  flex-shrink: 0;
}

.ck-pill.accent {
  background: var(--ck-accent-soft);
  color: var(--ck-accent);
}

.ck-pill.success {
  background: rgba(34,197,94,0.1);
  color: var(--ck-success);
}

.ck-pill.danger {
  background: rgba(239,68,68,0.1);
  color: var(--ck-danger);
}

/* ── Form Fields ── */
.ck-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.ck-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--ck-soft-slate);
}

.ck-input {
  width: 100%;
  padding: 9px 12px;
  background: var(--ck-bg);
  border: 1px solid var(--ck-border);
  border-radius: var(--ck-radius-sm);
  color: var(--ck-ink);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.ck-input:focus {
  border-color: var(--ck-accent);
  box-shadow: 0 0 0 3px var(--ck-accent-soft);
}

.ck-input::placeholder { color: var(--ck-muted); }

textarea.ck-input {
  resize: vertical;
  min-height: 80px;
}

select.ck-input {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2394a3b8' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

/* ── Buttons ── */
.ck-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: var(--ck-radius-sm);
  font-size: 14px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid var(--ck-border);
  background: var(--ck-card);
  color: var(--ck-ink);
  transition: background 0.12s, border-color 0.12s, opacity 0.12s;
  text-decoration: none;
  white-space: nowrap;
}

.ck-btn:hover { background: var(--ck-hover); }
.ck-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.ck-btn-primary {
  background: var(--ck-accent);
  border-color: var(--ck-accent);
  color: #fff;
}

.ck-btn-primary:hover {
  background: var(--ck-accent-hover);
  border-color: var(--ck-accent-hover);
}

.ck-btn-danger {
  background: var(--ck-danger);
  border-color: var(--ck-danger);
  color: #fff;
}

/* ── Avatar ── */
.ck-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--ck-accent-soft);
  color: var(--ck-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
  user-select: none;
}

/* ── Dark mode toggle ── */
.ck-toggle {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 20px;
  flex-shrink: 0;
  cursor: pointer;
}

.ck-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.ck-slider {
  position: absolute;
  inset: 0;
  background: var(--ck-border);
  border-radius: 20px;
  transition: background 0.2s;
  border: 1px solid var(--ck-border);
}

.ck-slider::before {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  left: 3px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--ck-muted);
  border-radius: 50%;
  transition: transform 0.2s, background 0.2s;
}

.ck-toggle input:checked + .ck-slider {
  background: var(--ck-accent);
  border-color: var(--ck-accent);
}

.ck-toggle input:checked + .ck-slider::before {
  transform: translateY(-50%) translateX(16px);
  background: #fff;
}

/* ── Muted text ── */
.ck-muted { color: var(--ck-muted); font-size: 13px; }

/* ── Login Page ── */
.ck-login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ck-bg);
  padding: 24px;
}

.ck-login-box {
  width: 100%;
  max-width: 380px;
  background: var(--ck-card);
  border: 1px solid var(--ck-border);
  border-radius: var(--ck-radius-lg);
  padding: 32px 28px;
  box-shadow: var(--ck-shadow-lg);
}

.ck-login-logo {
  text-align: center;
  margin-bottom: 24px;
}

.ck-login-logo .ck-brand-glyph {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  font-size: 18px;
  margin: 0 auto 10px;
}

.ck-login-logo h1 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ck-ink);
}

.ck-login-logo p {
  font-size: 13px;
  color: var(--ck-muted);
  margin-top: 4px;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .ck-sidebar {
    transform: translateX(-100%);
    transition: transform 0.25s;
  }
  .ck-sidebar.open { transform: translateX(0); }
  .ck-main { margin-left: 0; }
  .ck-content { padding: 16px; }
  .ck-grid-2 { grid-template-columns: 1fr; }
}