/* ═══════════════════════════════════════════════
   BASE — Reset · Typography · Global elements
═══════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  display: flex;
  overflow: hidden;
  font-size: 13.5px;
  -webkit-font-smoothing: antialiased;
  font-variant-numeric: tabular-nums;
  transition: background .25s, color .25s;
}

/* ── Animations ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes skelpulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: .4; }
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: var(--r);
  border: none;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  line-height: 1;
  white-space: nowrap;
  transition: all .15s;
}
.btn svg { width: 14px; height: 14px; }

.btn-primary {
  background: var(--teal-grad);
  color: #fff;
  box-shadow: 0 2px 8px rgba(13,148,136,.28);
}
.btn-primary:hover {
  filter: brightness(1.07);
  box-shadow: 0 4px 16px rgba(13,148,136,.38);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); filter: brightness(.96); }

.btn-ghost {
  background: var(--bg-card);
  color: var(--text-2);
  box-shadow: var(--shadow-card);
}
.btn-ghost:hover { color: var(--text); background: var(--bg-hover); }

/* ── Icon button ── */
.icon-btn {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all .12s;
  color: var(--text-2);
}
.icon-btn:hover {
  background: var(--teal-soft);
  border-color: var(--teal-border);
  color: var(--teal-text);
}
.icon-btn svg { width: 13px; height: 13px; }

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: 24px; right: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 13px 18px;
  display: flex; align-items: center; gap: 9px;
  font-size: 13.5px; font-weight: 600;
  color: var(--text);
  box-shadow: 0 8px 32px rgba(0,0,0,.14), 0 0 0 1px var(--border);
  transform: translateY(16px); opacity: 0;
  transition: all .22s cubic-bezier(.32,.72,0,1);
  z-index: 200; pointer-events: none;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.toast.success .toast-dot { background: var(--green); }
.toast.error   .toast-dot { background: var(--red); }