/* ╔══════════════════════════════════════════════════════════════╗
   ║  WHAT-IF PLANNER — Component Styles                          ║
   ║  Used only on /planner/ (loaded via extra_css)                ║
   ╚══════════════════════════════════════════════════════════════╝ */

/* ── CONTROLS ─────────────────────────────────────────────── */

.planner-controls {
  padding: .75rem 1.5rem;
}
.planner-control-row {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: .4rem; margin-bottom: .6rem;
}
.planner-label {
  font-size: .8rem; font-weight: 600; color: var(--light-gray);
  min-width: 140px; white-space: nowrap;
}
.planner-hint {
  font-weight: 400; font-size: .7rem; color: #999;
}
.planner-prog-btns, .planner-minor-btns {
  display: flex; flex-wrap: wrap; gap: .35rem;
}
.prog-btn {
  appearance: none; -webkit-appearance: none;
  background-color: transparent; border: 1px solid rgba(255,255,255,.2);
  color: #ccc; font-size: .75rem; padding: .3rem .7rem;
  border-radius: 4px; cursor: pointer;
  transition: background-color .15s, border-color .15s, color .15s;
}
.prog-btn:hover  { border-color: var(--gold); color: var(--gold); }
.prog-btn.active { background-color: var(--gold); border-color: var(--gold); color: var(--dark-brown); }
.planner-clear-btn {
  background: none; border: 1px solid rgba(255,255,255,.15);
  color: #ccc; font-size: .7rem; padding: .25rem .6rem;
  border-radius: 4px; cursor: pointer; transition: background .15s;
}
.planner-clear-btn:hover { background: rgba(255,255,255,.08); }


/* ── STATS BANNER ─────────────────────────────────────────── */

.planner-stats {
  display: flex; justify-content: center; gap: 1rem;
  padding: .5rem 1.5rem; flex-wrap: wrap;
}
.planner-stat {
  display: flex; flex-direction: column; align-items: center;
  background: rgba(255,255,255,.05); border-radius: 6px;
  padding: .5rem .8rem; min-width: 90px;
}
.planner-stat-value {
  font-size: 1.3rem; font-weight: 700; color: #fff;
}
.planner-stat-label {
  font-size: .65rem; color: var(--light-gray);
  text-transform: uppercase; letter-spacing: .03em;
}

.planner-warning {
  background: rgba(245,184,10,.15); border: 1px solid var(--gold);
  border-radius: 6px; padding: .5rem 1rem; margin: .5rem 1.5rem;
  font-size: .8rem; color: var(--gold);
}


/* ── LEGEND ───────────────────────────────────────────────── */

.planner-legend {
  display: flex; justify-content: center; gap: 1.2rem;
  padding: .4rem 1.5rem; flex-wrap: wrap;
}
.legend-item {
  display: flex; align-items: center; gap: .3rem;
  font-size: .72rem; color: var(--light-gray);
}
.legend-swatch {
  width: 12px; height: 12px; border-radius: 3px;
}
.swatch-shared    { background: var(--teal); }
.swatch-primary   { background: var(--gold); }
.swatch-secondary { background: #6b8fc4; }
.swatch-minor     { background: #a67fc4; }
.swatch-cc        { background: #c4a64f; }


/* ── GRID ─────────────────────────────────────────────────── */

.planner-area {
  padding: .5rem 1.5rem;
  overflow-x: auto;
}
.planner-grid {
  display: flex; gap: 6px;
  min-width: max-content;
}

.sem-col {
  flex: 0 0 175px;
}
.sem-header {
  text-align: center; padding: .4rem .25rem; margin-bottom: .4rem;
  border-bottom: 2px solid var(--gold);
}
.sem-year {
  font-size: .7rem; text-transform: uppercase;
  letter-spacing: .04em; color: var(--light-gray);
}
.sem-name {
  font-size: .78rem; color: #fff; font-weight: 600;
}
.credits-overloaded {
  color: #e74c3c; font-weight: 700;
}

.sem-cards {
  display: flex; flex-direction: column; gap: 4px;
}


/* ── COURSE CARDS ─────────────────────────────────────────── */

.planner-card {
  background: rgba(255,255,255,.06);
  border: 1.5px solid rgba(255,255,255,.1);
  border-left: 3px solid rgba(255,255,255,.2);
  border-radius: 5px; padding: .35rem .45rem;
  transition: border-color .15s, background .15s;
}
.planner-card:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.25);
}
.planner-card.selected {
  border-color: var(--teal);
  background: rgba(0,99,84,.15);
}

/* Origin accents */
.planner-card.origin-shared {
  border-left-color: var(--teal);
}
.planner-card.origin-primary {
  border-left-color: var(--gold);
}
.planner-card.origin-secondary {
  border-left-color: #6b8fc4;
}
.planner-card.origin-minor {
  border-left-color: #a67fc4;
}
.planner-card.origin-cc {
  border-left-color: #c4a64f;
}

.planner-card-top {
  display: flex; align-items: center; justify-content: space-between;
}
.planner-code {
  font-size: .72rem; font-weight: 700; color: #fff;
}
.planner-origin-dot {
  width: 7px; height: 7px; border-radius: 50%;
}
.origin-dot-shared    { background: var(--teal); }
.origin-dot-primary   { background: var(--gold); }
.origin-dot-secondary { background: #6b8fc4; }
.origin-dot-minor     { background: #a67fc4; }
.origin-dot-cc        { background: #c4a64f; }

.planner-title {
  font-size: .65rem; color: #bbb; margin: .15rem 0;
  line-height: 1.25;
}
.planner-card-bottom {
  display: flex; justify-content: space-between; align-items: center;
}
.planner-credits {
  font-size: .65rem; color: #999;
}


/* ── OVERFLOW ─────────────────────────────────────────────── */

.planner-overflow {
  margin: .5rem 1.5rem; padding: .75rem;
  background: rgba(231,76,60,.1); border: 1px solid rgba(231,76,60,.3);
  border-radius: 6px;
}
.planner-overflow h4 {
  margin: 0 0 .5rem; font-size: .85rem; color: #e74c3c;
}
.planner-overflow-list {
  display: flex; flex-wrap: wrap; gap: .4rem;
}


/* ── DETAIL PANEL ─────────────────────────────────────────── */

.planner-detail-panel {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: #1a1a2e; border-top: 2px solid var(--gold);
  padding: 1rem 1.5rem; z-index: 100;
  transform: translateY(100%);
  transition: transform .25s ease;
  max-height: 45vh; overflow-y: auto;
}
.planner-detail-panel.open {
  transform: translateY(0);
}
#planner-panel-close {
  position: absolute; top: .5rem; right: .75rem;
  background: none; border: none; color: var(--light-gray);
  font-size: 1.2rem; cursor: pointer; opacity: .6;
  transition: opacity .15s;
}
#planner-panel-close:hover { opacity: 1; }

.planner-panel-code {
  font-size: 1rem; font-weight: 700; color: var(--gold);
}
.planner-panel-title {
  font-size: .9rem; color: #fff; margin: .15rem 0 .4rem;
}
.planner-panel-meta {
  display: flex; gap: 1rem; font-size: .78rem; color: var(--light-gray);
  margin-bottom: .5rem;
}
.planner-panel-desc {
  font-size: .78rem; color: #bbb; line-height: 1.5;
  margin-bottom: .75rem;
}
.planner-panel-relations {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: .75rem;
}
.planner-rel-group h5 {
  margin: 0 0 .3rem; font-size: .72rem; color: var(--light-gray);
}
.rel-chip {
  display: inline-block; background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12); border-radius: 4px;
  padding: .15rem .4rem; font-size: .7rem; color: #ddd;
  margin: .1rem .2rem .1rem 0;
}


/* ── REARRANGE MODE ───────────────────────────────────────── */

/* Toggle button */
.rearrange-toggle-btn {
  appearance: none; -webkit-appearance: none;
  background-color: transparent; border: 1px solid rgba(255,255,255,.25);
  color: #ccc; font-size: .75rem; padding: .4rem .8rem;
  border-radius: 4px; cursor: pointer;
  transition: background-color .15s, border-color .15s, color .15s;
  white-space: nowrap;
}
.rearrange-toggle-btn:hover { border-color: var(--teal); color: var(--teal); }
.rearrange-toggle-btn.active {
  background-color: var(--teal); border-color: var(--teal); color: #fff;
}

/* Rearrange controls bar */
.rearrange-controls {
  display: flex; justify-content: center; gap: .6rem;
  padding: .4rem 1.5rem;
}
.rearrange-save-btn, .rearrange-cancel-btn {
  appearance: none; -webkit-appearance: none;
  font-size: .75rem; padding: .35rem .8rem;
  border-radius: 4px; cursor: pointer; border: 1px solid;
  transition: background-color .15s;
}
.rearrange-save-btn {
  background-color: var(--teal); border-color: var(--teal); color: #fff;
}
.rearrange-save-btn:hover { background-color: #007a66; }
.rearrange-cancel-btn {
  background-color: transparent; border-color: rgba(255,255,255,.2); color: #ccc;
}
.rearrange-cancel-btn:hover { background-color: rgba(255,255,255,.08); }

/* Disabled controls during rearrange */
.planner-controls .prog-btn.disabled,
.planner-controls .planner-clear-btn.disabled {
  opacity: .35; pointer-events: none; cursor: default;
}

/* ── Validation card states ──────────────────────────────── */

.rearrange-mode .planner-card {
  border-left-color: transparent !important;
  cursor: grab;
  position: relative;
}
.rearrange-mode .planner-origin-dot { display: none; }

.planner-card.validation-valid {
  background: rgba(46, 204, 113, .1);
  border-left: 4px solid #2ecc71 !important;
}
.planner-card.validation-warning {
  background: rgba(241, 196, 15, .15);
  border-left: 4px solid #f1c40f !important;
}
.planner-card.validation-error {
  background: rgba(231, 76, 60, .18);
  border-left: 4px solid #e74c3c !important;
}

/* Status icon (replaces origin dot) */
.validation-icon {
  font-size: .7rem; font-weight: 700; line-height: 1;
  width: 16px; height: 16px; display: flex;
  align-items: center; justify-content: center;
  border-radius: 50%; flex-shrink: 0;
}
.validation-icon-valid   { color: #2ecc71; background: rgba(46,204,113,.15); }
.validation-icon-warning { color: #f1c40f; background: rgba(241,196,15,.15); }
.validation-icon-error   { color: #e74c3c; background: rgba(231,76,60,.15); }

/* ── Drag and drop feedback ──────────────────────────────── */

.planner-card.dragging {
  opacity: .3;
}

.sem-cards.drop-zone-active {
  min-height: 60px;
  border: 2px dashed rgba(255,255,255,.12);
  border-radius: 6px;
  transition: border-color .15s, background .15s;
}
.sem-cards.drop-target {
  border-color: var(--teal) !important;
  background: rgba(0,99,84,.1);
}

/* ── Add semester column ─────────────────────────────────── */

.add-semester-col {
  display: flex; align-items: stretch; justify-content: center;
  min-height: 200px;
}
.add-semester-inner {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: .5rem; padding: 1rem .5rem;
  border: 2px dashed rgba(255,255,255,.1);
  border-radius: 8px; width: 100%;
  cursor: pointer;
  transition: border-color .15s;
}
.add-semester-inner:hover { border-color: rgba(255,255,255,.25); }
.add-semester-icon {
  font-size: 1.5rem; color: rgba(255,255,255,.3);
  font-weight: 300; line-height: 1;
}
.add-semester-options {
  display: flex; flex-direction: column; gap: .3rem;
}
.add-semester-options button {
  appearance: none; -webkit-appearance: none;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
  color: #bbb; font-size: .68rem; padding: .25rem .5rem;
  border-radius: 3px; cursor: pointer;
  transition: background .15s;
}
.add-semester-options button:hover {
  background: rgba(255,255,255,.12); color: #fff;
}

/* Add summer button on Spring headers */
.add-summer-btn {
  appearance: none; -webkit-appearance: none;
  display: block; margin: .3rem auto 0; padding: .15rem .4rem;
  background: transparent; border: 1px dashed rgba(255,255,255,.15);
  color: #999; font-size: .6rem; border-radius: 3px;
  cursor: pointer; transition: all .15s;
}
.add-summer-btn:hover {
  border-color: var(--teal); color: var(--teal);
}

/* Remove semester button */
.remove-semester-btn {
  appearance: none; -webkit-appearance: none;
  position: absolute; top: .2rem; right: .2rem;
  background: none; border: none; color: rgba(255,255,255,.3);
  font-size: .8rem; cursor: pointer; line-height: 1;
  padding: 0 .2rem;
}
.remove-semester-btn:hover { color: #e74c3c; }
.sem-header { position: relative; }

/* ── Validation legend swatches ──────────────────────────── */

.swatch-valid   { background: #2ecc71; }
.swatch-warning { background: #f1c40f; }
.swatch-error   { background: #e74c3c; }


/* ── RESPONSIVE ───────────────────────────────────────────── */

@media (max-width: 700px) {
  .planner-controls { padding: .5rem .75rem; }
  .planner-label { min-width: unset; width: 100%; }
  .planner-stats { gap: .5rem; }
  .planner-stat { min-width: 70px; padding: .4rem .5rem; }
  .planner-stat-value { font-size: 1rem; }
  .planner-area { padding: .5rem .5rem; }
  .sem-col { flex: 0 0 150px; }
  .planner-panel-relations { grid-template-columns: 1fr; }
  .rearrange-controls { padding: .4rem .5rem; }
}


/* ── REQUIREMENTS PANEL ──────────────────────────────────── */
/* Uses minor-results-section + minor-audit-card styles (mirrored from transcript.css) */

.minor-results-section {
  margin-top: 2rem; padding: 0 1.5rem 1rem;
}
.minor-results-title {
  font-family: var(--font-display); font-size: 1rem;
  color: var(--gold); margin-bottom: .75rem;
}

.minor-audit-card {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px; padding: .85rem 1rem; margin-bottom: .75rem;
  transition: border-color .2s;
}
.minor-audit-card.minor-met { border-color: var(--teal); }
.minor-card-header {
  display: flex; align-items: center; gap: .5rem; margin-bottom: .4rem;
}
.minor-status-icon {
  font-size: .9rem; font-weight: 700; width: 1.2rem; text-align: center;
}
.minor-status-icon.met  { color: var(--teal); }
.minor-status-icon.unmet { color: var(--light-gray); }
.minor-card-title {
  font-family: var(--font-display); font-size: .95rem;
  color: #fff; font-weight: 600; flex: 1;
}
.minor-card-tally {
  font-family: var(--font-mono); font-size: .75rem;
  color: var(--gold); white-space: nowrap;
}
.minor-progress-wrap {
  height: 5px; background: rgba(0,0,0,.15);
  border-radius: 3px; overflow: hidden; margin-bottom: .6rem;
}
.minor-progress-bar {
  height: 100%; border-radius: 3px; transition: width .4s ease;
}
.minor-progress-bar.full    { background: var(--teal); }
.minor-progress-bar.partial { background: var(--orange); }
.minor-progress-bar.empty   { background: transparent; }
.minor-req-list {
  display: flex; flex-direction: column; gap: .3rem; margin-bottom: .5rem;
}
.minor-req-row {
  display: flex; align-items: flex-start; gap: .4rem;
  font-size: .78rem; padding: .2rem 0;
}
.minor-req-icon {
  font-size: .75rem; width: 1rem; text-align: center; flex-shrink: 0;
  margin-top: .1rem;
}
.minor-req-icon.met  { color: var(--teal); }
.minor-req-icon.unmet { color: var(--light-gray); }
.minor-req-label { color: var(--light-gray); min-width: 140px; flex-shrink: 0; }
.minor-req-detail {
  display: flex; flex-wrap: wrap; gap: .25rem; align-items: center;
}
.minor-course-chip {
  display: inline-flex; align-items: center; gap: .2rem;
  background: rgba(255,255,255,.06); border-radius: 3px;
  padding: .1rem .35rem; font-size: .72rem; color: var(--light-blue);
}
.minor-need { font-size: .72rem; color: var(--orange); font-style: italic; }
.minor-aab-row {
  display: flex; align-items: center; gap: .4rem;
  font-size: .75rem; padding: .35rem .5rem;
  border-radius: 4px; margin-top: .3rem;
}
.minor-aab-row.met {
  background: rgba(0,99,84,.15); border: 1px solid rgba(0,99,84,.3);
}
.minor-aab-row.unmet {
  background: rgba(199,105,23,.1); border: 1px solid rgba(199,105,23,.3);
}
.minor-aab-text { color: var(--light-gray); }