/* ── COMPONENTS: buttons, toolbar, table, badges, spinner, bid strategy badges, sort headers ── */

/* ── BUTTONS ── */
.btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;border-radius:9px;
  font-family:var(--font-ui);font-size:12px;font-weight:500;
  cursor:pointer;transition:all 0.15s;border:1px solid transparent;
  letter-spacing:0.01em;white-space:nowrap;line-height:1;
}
.btn:active{transform:scale(0.97)}
.btn-primary{background:var(--accent);color:white;box-shadow:0 0 0 0 transparent}
.btn-primary:hover{background:var(--accent2);box-shadow:0 4px 16px rgba(0,0,0,0.2),0 0 24px var(--accent-glow)}
/* New Portfolio button — sparkle star + hover shine */
.btn-new-portfolio{
  font-size:12px;padding:7px 14px;position:relative;overflow:hidden;
}
.btn-new-sparkle{
  display:inline-block;font-size:11px;margin-right:1px;
  animation:sparkle-pulse 2s ease-in-out infinite;
}
@keyframes sparkle-pulse{
  0%,100%{transform:scale(0.75) rotate(-10deg);opacity:0.7}
  50%{transform:scale(1.3) rotate(15deg);opacity:1}
}
.btn-new-portfolio::after{
  content:'';position:absolute;top:0;left:-120%;width:60%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.35),transparent);
  transition:none;pointer-events:none;
}
.btn-new-portfolio:hover::after{
  animation:btn-shine 0.5s ease-in-out;
}
@keyframes btn-shine{0%{left:-120%}100%{left:160%}}
.btn-secondary{background:var(--surface2);color:var(--text2);border:1px solid var(--border2)}
.btn-secondary:hover{background:var(--surface3);color:var(--text)}
.btn-ghost{background:transparent;color:var(--text3);padding:5px 9px;border-radius:7px}
.btn-ghost:hover{background:var(--surface2);color:var(--text2)}
.btn-danger{background:var(--red-bg);color:var(--red);border:1px solid rgba(var(--red-ch),0.2)}
.btn-danger:hover{background:rgba(var(--red-ch),0.18)}
.btn-danger:disabled{opacity:0.35;cursor:not-allowed;pointer-events:none}
.btn-optimise{
  background:var(--accent-grad);
  color:white;
  box-shadow:0 1px 4px var(--accent-glow);
  font-size:12px;
}
.btn-optimise:hover{box-shadow:0 4px 18px var(--accent-glow);transform:translateY(-1px)}
.btn-optimise:active{transform:scale(0.97) translateY(0)}
.btn-optimise:disabled{background:var(--surface3);color:var(--text3);box-shadow:none;transform:none;cursor:not-allowed}
.btn-success{background:var(--gradient-success);color:white}
.btn-success:hover{box-shadow:0 0 16px rgba(var(--green-ch),0.35)}

/* ── SELECTION BAR (collapses to zero height when inactive) ── */
.selection-bar{
  display:flex;align-items:center;gap:10px;
  background:var(--accent-bg);border:1px solid var(--accent-border);
  border-radius:9px;
  max-height:0;overflow:hidden;opacity:0;
  padding:0 12px;
  transition:max-height 0.2s cubic-bezier(0.22,1,0.36,1),opacity 0.15s ease,margin-bottom 0.2s ease,padding 0.18s ease;
  margin-bottom:0;
}
.selection-bar.visible{
  max-height:56px;opacity:1;
  padding:6px 12px;margin-bottom:10px;
}
.selection-count{font-size:12px;color:var(--accent2);font-weight:500}

/* ── TABLE ── */
.table-wrap{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,0.03);overflow-x:auto;
}
#campaigns-table{width:100%;border-collapse:collapse;table-layout:fixed}
thead{background:var(--surface2);border-bottom:1px solid var(--border)}
th{
  padding:10px 14px;text-align:left;
  font-size:10px;font-weight:500;color:var(--text3);
  text-transform:uppercase;letter-spacing:0.08em;
  white-space:nowrap;position:relative;
}
th.num{text-align:right}
td{padding:12px 14px;border-bottom:1px solid var(--border);vertical-align:middle}
tr:last-child td{border-bottom:none}
.campaign-row{cursor:pointer;transition:background 0.12s}
.campaign-row:hover{background:var(--surface2)}
.campaign-row.selected{background:var(--accent-bg)}
.campaign-row.just-updated td{animation:rowFlash 0.5s ease}
@keyframes rowFlash{0%{background:rgba(var(--green-ch),0.15)}100%{background:transparent}}
td.num{text-align:right;font-variant-numeric:tabular-nums}
td.cb-cell{width:40px;padding:0;text-align:center;vertical-align:middle}
input[type="checkbox"]{width:15px;height:15px;cursor:pointer;accent-color:var(--accent);display:block;margin:auto}

/* Budget cell with AI recommendation */
.budget-cell-wrap{display:flex;flex-direction:column;align-items:flex-end;gap:3px}
.budget-original{font-variant-numeric:tabular-nums}
.budget-ai{
  font-size:10px;color:var(--accent2);
  background:var(--accent-bg);border:1px solid var(--accent-border);
  padding:1px 6px;border-radius:4px;letter-spacing:0.02em;
  animation:fadeScale 0.3s cubic-bezier(0.22,1,0.36,1);
}
@keyframes fadeScale{from{opacity:0;transform:scale(0.85)}to{opacity:1;transform:scale(1)}}

/* ── BADGES ── */
.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:5px;font-size:10px;font-weight:500;letter-spacing:0.04em;text-transform:uppercase}
.badge-enabled{background:var(--green-bg);color:var(--green)}
.badge-paused{background:var(--amber-bg);color:var(--amber)}
.badge-search{background:var(--blue-bg);color:var(--blue)}
.badge-shopping{background:var(--green-bg);color:var(--green)}
.badge-display{background:var(--purple-bg);color:var(--purple)}
.badge-pmax{background:var(--orange-bg);color:var(--orange)}
.portfolio-tag{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;background:var(--accent-bg);color:var(--accent2);border-radius:5px;font-size:10px;font-weight:500;border:1px solid var(--accent-border)}
.no-portfolio{color:var(--text3);font-size:11px}

/* Metric colours */
.metric-up{color:var(--green)}
.metric-down{color:var(--red)}
.metric-neutral{color:var(--text2)}

/* ── COL RESIZE ── */
.col-resizer{position:absolute;right:0;top:0;bottom:0;width:5px;cursor:col-resize;user-select:none;z-index:2;border-radius:2px;transition:background 0.1s}
.col-resizer:hover,.col-resizer.active{background:var(--accent)}
.col-resize-line{position:fixed;top:0;bottom:0;width:2px;background:var(--accent);opacity:0.6;pointer-events:none;z-index:9999;display:none}

/* ── SPINNER ── */
.spinner{display:inline-block;width:14px;height:14px;border:2px solid rgba(255,255,255,0.25);border-top-color:white;border-radius:50%;animation:spin 0.65s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── BID STRATEGY BADGES ── */
.badge-troas{background:rgba(var(--green-ch),0.12);color:var(--green);border:1px solid rgba(var(--green-ch),0.25)}
.badge-tcpa{background:rgba(var(--blue-ch),0.12);color:var(--blue);border:1px solid rgba(var(--blue-ch),0.25)}
.badge-maxconv{background:rgba(var(--purple-ch),0.12);color:var(--purple);border:1px solid rgba(var(--purple-ch),0.25)}
.badge-maxclicks{background:rgba(var(--amber-ch),0.1);color:var(--amber);border:1px solid rgba(var(--amber-ch),0.2)}
.badge-manual{background:rgba(var(--neutral-ch),0.2);color:var(--text2);border:1px solid rgba(var(--neutral-ch),0.3)}
.target-current{font-size:10px;color:var(--text3);margin-top:2px}

/* ── SORT HEADERS ── */
th.sortable{cursor:pointer;user-select:none}
th.sortable:hover{color:var(--text2)}
th.sort-asc .sort-icon::after{content:'↑';color:var(--accent2);margin-left:4px;font-size:11px}
th.sort-desc .sort-icon::after{content:'↓';color:var(--accent2);margin-left:4px;font-size:11px}
th:not(.sort-asc):not(.sort-desc) .sort-icon::after{content:'↕';color:var(--text3);margin-left:4px;opacity:0.4;font-size:11px}