/* ═══════════════════════════════════════════════════════════════════
   RDN Presales Widget — Frontend Styles
   Scoped under .rdn-ps-wrap — safe to use alongside any theme.
   Dark charcoal / crimson / gold palette matching reddotnation-SHARE.html
   ═══════════════════════════════════════════════════════════════════ */

/* ── CSS custom properties (scoped) ──────────────────────────────── */
.rdn-ps-wrap {
  --rdn-obsidian:  #0A0A0A;
  --rdn-carbon:    #111111;
  --rdn-dark-2:    #181818;
  --rdn-dark-3:    #222222;
  --rdn-dark-4:    #2C2C2C;
  --rdn-rule:      #333333;
  --rdn-mid:       #666666;
  --rdn-muted:     #888888;
  --rdn-light:     #AAAAAA;
  --rdn-bone:      #E8E3DC;
  --rdn-white:     #FFFFFF;

  --rdn-crimson:   #B01C1C;
  --rdn-crimson-l: #D42424;
  --rdn-crimson-d: #7A1010;

  --rdn-gold:      #C9A84C;
  --rdn-gold-l:    #E2C06A;
  --rdn-gold-d:    #9A7830;

  --rdn-font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --rdn-font-sans:  'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --rdn-font-mono:  'DM Mono', 'Courier New', monospace;

  --rdn-radius-sm: 4px;
  --rdn-radius:    8px;
  --rdn-radius-lg: 14px;
  --rdn-ease:      cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  background:   var(--rdn-carbon);
  color:        var(--rdn-bone);
  font-family:  var(--rdn-font-sans);
  line-height:  1.6;
  box-sizing:   border-box;
}

.rdn-ps-wrap *,
.rdn-ps-wrap *::before,
.rdn-ps-wrap *::after {
  box-sizing: inherit;
}

/* ── Eyebrow ─────────────────────────────────────────────────────── */
.rdn-ps-wrap .rdn-eyebrow {
  font-family:    var(--rdn-font-mono);
  font-size:      10px;
  font-weight:    500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color:          var(--rdn-gold);
  display:        flex;
  align-items:    center;
  gap:            10px;
}
.rdn-ps-wrap .rdn-eyebrow::before {
  content:    '';
  display:    block;
  width:      28px;
  height:     1px;
  background: var(--rdn-gold);
  flex-shrink: 0;
}

/* ── Section header ──────────────────────────────────────────────── */
.rdn-ps-wrap .rdn-ps-hdr {
  padding-bottom: 28px;
  border-bottom:  1px solid var(--rdn-rule);
  margin-bottom:  40px;
}
.rdn-ps-wrap .rdn-ps-hdr-title {
  font-family:  var(--rdn-font-serif);
  font-size:    clamp(28px, 4vw, 40px);
  font-weight:  600;
  color:        var(--rdn-white);
  margin:       10px 0 6px;
  line-height:  1.15;
}
.rdn-ps-wrap .rdn-ps-hdr-sub {
  font-size:  14px;
  color:      var(--rdn-muted);
  max-width:  480px;
  margin:     0;
}

/* ── Layout: sidebar + main ──────────────────────────────────────── */
.rdn-ps-wrap .rdn-ps-layout {
  display:               grid;
  grid-template-columns: 220px 1fr;
  gap:                   40px;
  align-items:           start;
}
.rdn-ps-wrap .rdn-ps-no-sb {
  grid-template-columns: 1fr;
}

/* ── Sidebar ─────────────────────────────────────────────────────── */
.rdn-ps-wrap .rdn-ps-sb {
  border:        1px solid var(--rdn-rule);
  border-radius: var(--rdn-radius);
  overflow:      hidden;
  position:      sticky;
  top:           100px; /* account for sticky header */
}

.rdn-ps-wrap .rdn-ps-sb-head {
  width:          100%;
  display:        flex;
  align-items:    center;
  justify-content: space-between;
  padding:        14px 18px;
  background:     var(--rdn-dark-3);
  border:         none;
  border-bottom:  1px solid var(--rdn-rule);
  font-family:    var(--rdn-font-mono);
  font-size:      10px;
  letter-spacing: 0.2em;
  color:          var(--rdn-muted);
  text-transform: uppercase;
  cursor:         pointer;
  transition:     color 0.2s;
}
.rdn-ps-wrap .rdn-ps-sb-head:hover { color: var(--rdn-bone); }

.rdn-ps-wrap .rdn-chevron {
  transition: transform 0.25s var(--rdn-ease);
  flex-shrink: 0;
  color: var(--rdn-muted);
}
.rdn-ps-wrap .rdn-ps-sb-head[aria-expanded="false"] .rdn-chevron {
  transform: rotate(-90deg);
}

.rdn-ps-wrap .rdn-ps-sb-body {
  overflow: hidden;
  transition: max-height 0.3s var(--rdn-ease);
  max-height: 1000px;
}
.rdn-ps-wrap .rdn-ps-sb-body.rdn-collapsed {
  max-height: 0;
}

/* ── Filter sections ─────────────────────────────────────────────── */
.rdn-ps-wrap .rdn-ps-sec {
  padding:       10px 0;
  border-bottom: 1px solid var(--rdn-rule);
}
.rdn-ps-wrap .rdn-ps-sec:last-child { border-bottom: none; }

.rdn-ps-wrap .rdn-ps-sec-lbl {
  font-family:    var(--rdn-font-mono);
  font-size:      9px;
  letter-spacing: 0.2em;
  color:          var(--rdn-mid);
  text-transform: uppercase;
  padding:        0 16px 6px;
}

/* Filter buttons */
.rdn-ps-wrap .rdn-ps-f {
  display:         flex;
  align-items:     center;
  gap:             8px;
  padding:         8px 16px;
  font-family:     var(--rdn-font-sans);
  font-size:       12px;
  font-weight:     500;
  color:           var(--rdn-muted);
  cursor:          pointer;
  border:          none;
  background:      none;
  width:           100%;
  text-align:      left;
  transition:      background 0.12s, color 0.12s;
  line-height:     1.4;
}
.rdn-ps-wrap .rdn-ps-f:hover {
  background: var(--rdn-dark-3);
  color:      var(--rdn-bone);
}
.rdn-ps-wrap .rdn-ps-f.on {
  color:      var(--rdn-bone);
  background: rgba(176, 28, 28, 0.12);
}
.rdn-ps-wrap .rdn-fi {
  font-size:   15px;
  line-height: 1;
  flex-shrink: 0;
}

/* Count badge */
.rdn-ps-wrap .rdn-ps-fc {
  margin-left:  auto;
  font-family:  var(--rdn-font-mono);
  font-size:    9px;
  background:   var(--rdn-dark-4);
  color:        var(--rdn-muted);
  padding:      2px 7px;
  border-radius: 99px;
  flex-shrink:   0;
}
.rdn-ps-wrap .rdn-ps-f.on .rdn-ps-fc {
  background: var(--rdn-crimson-d);
  color:      var(--rdn-bone);
}

/* Status dot */
.rdn-ps-wrap .rdn-status-dot {
  width:         7px;
  height:        7px;
  border-radius: 50%;
  display:       inline-block;
  flex-shrink:   0;
}

/* ── Price range slider ──────────────────────────────────────────── */
.rdn-ps-wrap .rdn-ps-range-wrap { padding: 0 16px 10px; }

.rdn-ps-wrap .rdn-ps-range-row {
  display:         flex;
  justify-content: space-between;
  font-family:     var(--rdn-font-mono);
  font-size:       10px;
  color:           var(--rdn-muted);
  margin-bottom:   7px;
}
.rdn-ps-wrap .rdn-price-out { color: var(--rdn-bone); }

.rdn-ps-wrap .rdn-price-range {
  -webkit-appearance: none;
  appearance:         none;
  width:              100%;
  height:             3px;
  border-radius:      2px;
  background:         var(--rdn-dark-4);
  outline:            none;
  cursor:             pointer;
}
.rdn-ps-wrap .rdn-price-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance:         none;
  width:              14px;
  height:             14px;
  border-radius:      50%;
  background:         var(--rdn-crimson);
  cursor:             pointer;
  transition:         background 0.2s, transform 0.15s;
}
.rdn-ps-wrap .rdn-price-range::-webkit-slider-thumb:hover {
  background:  var(--rdn-crimson-l);
  transform:   scale(1.2);
}
.rdn-ps-wrap .rdn-price-range::-moz-range-thumb {
  width:         14px;
  height:        14px;
  border:        none;
  border-radius: 50%;
  background:    var(--rdn-crimson);
  cursor:        pointer;
}

/* ── Grid top bar ────────────────────────────────────────────────── */
.rdn-ps-wrap .rdn-ps-grid-top {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  margin-bottom:   20px;
  gap:             12px;
  flex-wrap:       wrap;
}
.rdn-ps-wrap .rdn-ps-grid-title {
  font-family:  var(--rdn-font-serif);
  font-size:    22px;
  font-weight:  500;
  color:        var(--rdn-white);
  line-height:  1.3;
}
.rdn-ps-wrap .rdn-ps-grid-title small {
  font-family:  var(--rdn-font-sans);
  font-size:    13px;
  font-weight:  400;
  color:        var(--rdn-muted);
}
.rdn-ps-wrap .rdn-item-count {
  /* animated when filter changes */
  transition: opacity 0.2s;
}

/* Sort dropdown */
.rdn-ps-wrap .rdn-sort-sel {
  background:     var(--rdn-dark-3);
  border:         1px solid var(--rdn-rule);
  color:          var(--rdn-bone);
  padding:        7px 12px;
  border-radius:  var(--rdn-radius-sm);
  font-family:    var(--rdn-font-mono);
  font-size:      11px;
  letter-spacing: 0.06em;
  cursor:         pointer;
  outline:        none;
  transition:     border-color 0.2s;
}
.rdn-ps-wrap .rdn-sort-sel:hover,
.rdn-ps-wrap .rdn-sort-sel:focus {
  border-color: var(--rdn-muted);
}
.rdn-ps-wrap .rdn-sort-sel option {
  background: var(--rdn-dark-3);
}

/* ── Product grid ────────────────────────────────────────────────── */
.rdn-ps-wrap .rdn-ps-grid {
  display:       grid;
  grid-template-columns: repeat(auto-fill, minmax(256px, 1fr));
  gap:           1px;
  background:    var(--rdn-rule);
  border:        1px solid var(--rdn-rule);
  border-radius: var(--rdn-radius);
  overflow:      hidden;
}

/* ── Product card ────────────────────────────────────────────────── */
.rdn-ps-wrap .rdn-psc {
  background:  var(--rdn-dark-2);
  transition:  background 0.2s var(--rdn-ease), transform 0.15s;
  display:     flex;
  flex-direction: column;
}
.rdn-ps-wrap .rdn-psc:hover {
  background: var(--rdn-dark-3);
}
.rdn-ps-wrap .rdn-psc-sold {
  opacity: 0.55;
}
.rdn-ps-wrap .rdn-psc[data-hidden="true"] {
  display: none;
}

/* Card image area — square aspect ratio so absolute child resolves cleanly */
.rdn-ps-wrap .rdn-psc-img {
  position:      relative;
  width:         100%;
  aspect-ratio:  1 / 1;
  background:    var(--rdn-dark-3);
  border-bottom: 1px solid var(--rdn-rule);
  overflow:      hidden;
}
/* Emoji fallback */
.rdn-ps-wrap .rdn-psc-icon {
  position:    absolute;
  top:         50%;
  left:        50%;
  transform:   translate(-50%, -50%);
  font-size:   52px;
  line-height: 1;
  user-select: none;
}
/* Product photo — fills the square, full image visible */
.rdn-ps-wrap .rdn-psc-photo {
  position:        absolute;
  top:             0;
  left:            0;
  width:           100%;
  height:          100%;
  object-fit:      contain;
  object-position: center;
  background:      var(--rdn-dark-3);
}

/* Status badge */
.rdn-ps-wrap .rdn-ps-stat {
  position:       absolute;
  top:            10px;
  left:           10px;
  font-family:    var(--rdn-font-mono);
  font-size:      8px;
  letter-spacing: 0.14em;
  padding:        4px 10px;
  border-radius:  99px;
  text-transform: uppercase;
  font-weight:    500;
}
.rdn-ps-wrap .rdn-s-open {
  background: rgba(20, 100, 40, 0.5);
  border:     1px solid rgba(30, 150, 60, 0.4);
  color:      #6dcc8a;
}
.rdn-ps-wrap .rdn-s-close {
  background: rgba(120, 70, 0, 0.5);
  border:     1px solid rgba(180, 110, 0, 0.4);
  color:      #f0b050;
}
.rdn-ps-wrap .rdn-s-sold {
  background: var(--rdn-dark-4);
  border:     1px solid var(--rdn-rule);
  color:      var(--rdn-muted);
}

/* Card body */
.rdn-ps-wrap .rdn-psc-body {
  padding:        20px 22px;
  display:        flex;
  flex-direction: column;
  flex:           1;
}
.rdn-ps-wrap .rdn-psc-name {
  font-family:   var(--rdn-font-serif);
  font-size:     16px;
  font-weight:   500;
  color:         var(--rdn-white);
  margin-bottom: 5px;
  line-height:   1.3;
}
.rdn-ps-wrap .rdn-psc-desc {
  font-size:     12px;
  color:         var(--rdn-muted);
  line-height:   1.55;
  margin-bottom: 16px;
}

/* Progress bar */
.rdn-ps-wrap .rdn-prog-wrap { margin-bottom: 18px; }
.rdn-ps-wrap .rdn-prog-row {
  display:         flex;
  justify-content: space-between;
  font-family:     var(--rdn-font-mono);
  font-size:       10px;
  color:           var(--rdn-muted);
  margin-bottom:   5px;
}
.rdn-ps-wrap .rdn-prog-row strong { color: var(--rdn-bone); }
.rdn-ps-wrap .rdn-prog-bar {
  height:        3px;
  background:    var(--rdn-rule);
  border-radius: 2px;
  overflow:      hidden;
}
.rdn-ps-wrap .rdn-prog-fill {
  height:        100%;
  background:    var(--rdn-crimson);
  border-radius: 2px;
  transition:    width 0.5s var(--rdn-ease);
}
.rdn-ps-wrap .rdn-prog-sold { background: var(--rdn-mid); }

/* Card footer */
.rdn-ps-wrap .rdn-psc-foot {
  display:         flex;
  align-items:     center;
  justify-content: space-between;
  gap:             12px;
  margin-top:      auto;
}

/* Price */
.rdn-ps-wrap .rdn-psc-price {
  font-family:  var(--rdn-font-serif);
  font-size:    22px;
  font-weight:  600;
  color:        var(--rdn-gold);
  line-height:  1;
}
.rdn-ps-wrap .rdn-psc-price small {
  font-family:  var(--rdn-font-sans);
  font-size:    11px;
  font-weight:  400;
  color:        var(--rdn-muted);
}
.rdn-ps-wrap .rdn-price-na {
  font-family:  var(--rdn-font-mono);
  font-size:    13px;
  color:        var(--rdn-muted);
}

/* Reserve button */
.rdn-ps-wrap .rdn-res-btn {
  background:     var(--rdn-crimson);
  color:          var(--rdn-white);
  border:         none;
  padding:        9px 20px;
  border-radius:  var(--rdn-radius-sm);
  cursor:         pointer;
  font-family:    var(--rdn-font-sans);
  font-size:      12px;
  font-weight:    600;
  letter-spacing: 0.04em;
  white-space:    nowrap;
  transition:     background 0.15s var(--rdn-ease), transform 0.12s, opacity 0.15s;
  flex-shrink:    0;
}
.rdn-ps-wrap .rdn-res-btn:hover:not(:disabled) {
  background:  var(--rdn-crimson-l);
  transform:   translateY(-1px);
}
.rdn-ps-wrap .rdn-res-btn:active:not(:disabled) {
  transform: translateY(0);
}
.rdn-ps-wrap .rdn-res-btn:disabled,
.rdn-ps-wrap .rdn-res-btn[disabled] {
  background:     var(--rdn-dark-4);
  color:          var(--rdn-muted);
  cursor:         not-allowed;
  transform:      none;
}
.rdn-ps-wrap .rdn-res-btn.rdn-loading {
  opacity:  0.7;
  cursor:   wait;
  position: relative;
}
.rdn-ps-wrap .rdn-res-btn.rdn-loading::after {
  content:          '';
  display:          inline-block;
  width:            10px;
  height:           10px;
  border:           2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius:    50%;
  animation:        rdn-spin 0.6s linear infinite;
  margin-left:      8px;
  vertical-align:   middle;
}
@keyframes rdn-spin { to { transform: rotate(360deg); } }

/* ── Empty state ─────────────────────────────────────────────────── */
.rdn-ps-wrap .rdn-no-results {
  grid-column:     1 / -1;
  padding:         60px 20px;
  text-align:      center;
  color:           var(--rdn-muted);
  font-size:       14px;
  background:      var(--rdn-dark-2);
}
.rdn-ps-wrap .rdn-no-results-icon {
  font-size:     40px;
  margin-bottom: 12px;
}
.rdn-ps-wrap .rdn-clear-filters {
  display:        inline-block;
  margin-top:     14px;
  background:     none;
  border:         none;
  color:          var(--rdn-crimson-l);
  font-family:    var(--rdn-font-sans);
  font-size:      13px;
  font-weight:    500;
  cursor:         pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition:     opacity 0.2s;
}
.rdn-ps-wrap .rdn-clear-filters:hover { opacity: 0.75; }

/* ── Toast notification ──────────────────────────────────────────── */
.rdn-toast {
  position:       fixed;
  bottom:         24px;
  left:           50%;
  transform:      translateX(-50%) translateY(20px);
  background:     #1e1e1e;
  color:          #e8e3dc;
  border:         1px solid #333;
  border-radius:  8px;
  padding:        12px 22px;
  font-family:    'DM Sans', sans-serif;
  font-size:      13px;
  font-weight:    500;
  z-index:        9999;
  pointer-events: none;
  opacity:        0;
  transition:     opacity 0.25s, transform 0.25s;
  white-space:    nowrap;
  max-width:      90vw;
  text-align:     center;
  box-shadow:     0 4px 24px rgba(0,0,0,0.5);
}
.rdn-toast.rdn-toast-error  { border-color: #b01c1c; color: #ff6b6b; }
.rdn-toast.rdn-toast-show   { opacity: 1; transform: translateX(-50%) translateY(0); pointer-events: auto; }

/* ═══════════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════════ */

/* ── Tablet ─────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .rdn-ps-wrap .rdn-ps-layout {
    grid-template-columns: 200px 1fr;
    gap: 24px;
  }
}

/* ── Mobile (sidebar collapses above grid) ───────────────────────── */
@media (max-width: 700px) {
  .rdn-ps-wrap .rdn-ps-layout {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .rdn-ps-wrap .rdn-ps-sb {
    position: static;
    width:    100%;
  }

  /* Sidebar collapsed by default on mobile */
  .rdn-ps-wrap .rdn-ps-sb-body {
    max-height: 0;
  }
  .rdn-ps-wrap .rdn-ps-sb-head[aria-expanded="true"] ~ .rdn-ps-sb-body {
    max-height: 1000px;
  }

  .rdn-ps-wrap .rdn-ps-hdr-title {
    font-size: 28px;
  }

  .rdn-ps-wrap .rdn-ps-grid {
    grid-template-columns: 1fr;
  }

  .rdn-ps-wrap .rdn-ps-grid-top {
    flex-direction: column;
    align-items:    flex-start;
  }

  .rdn-ps-wrap .rdn-sort-sel {
    width: 100%;
  }
}

/* ── Small mobile ────────────────────────────────────────────────── */
@media (max-width: 480px) {
  .rdn-ps-wrap .rdn-psc-icon { font-size: 40px; }

  .rdn-ps-wrap .rdn-psc-body { padding: 16px; }

  .rdn-ps-wrap .rdn-psc-foot {
    flex-direction: column;
    align-items:    flex-start;
    gap:            10px;
  }
  .rdn-ps-wrap .rdn-res-btn { width: 100%; text-align: center; }
}

/* ── Two-column grid on medium viewports ─────────────────────────── */
@media (min-width: 701px) and (max-width: 1100px) {
  .rdn-ps-wrap .rdn-ps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ── Three-column grid on wide viewports ─────────────────────────── */
@media (min-width: 1101px) {
  .rdn-ps-wrap .rdn-ps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ── Card hover lift (only on non-touch devices) ─────────────────── */
@media (hover: hover) {
  .rdn-ps-wrap .rdn-psc:not(.rdn-psc-sold):hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(0,0,0,0.4);
  }
}