@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  --oc-bg: #0d0f1a;
  --oc-surface: rgba(255,255,255,0.04);
  --oc-surface2: rgba(255,255,255,0.08);
  --oc-border: rgba(255,255,255,0.1);
  --oc-accent: #6c63ff;
  --oc-accent2: #ff6584;
  --oc-green: #00e676;
  --oc-yellow: #ffd740;
  --oc-red: #ff5252;
  --oc-text: #e8eaf6;
  --oc-muted: rgba(255,255,255,0.45);
  --oc-radius: 16px;
  --oc-radius-sm: 10px;
  --oc-shadow: 0 8px 40px rgba(0,0,0,0.5);
}

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

body.challenge-page {
  font-family:'Outfit',sans-serif;
  background:var(--oc-bg);
  color:var(--oc-text);
  min-height:100vh;
  overflow-x:hidden;
}

body.challenge-page::before {
  content:'';position:fixed;inset:0;
  background:radial-gradient(ellipse 80% 60% at 20% 10%,rgba(108,99,255,.18),transparent),
             radial-gradient(ellipse 60% 50% at 80% 80%,rgba(255,101,132,.14),transparent);
  pointer-events:none;z-index:0;
}

/* ── Header ── */
.oc-header {
  position:sticky;top:0;z-index:100;
  background:rgba(13,15,26,.85);
  backdrop-filter:blur(20px);
  border-bottom:1px solid var(--oc-border);
  padding:0 24px;
  display:flex;align-items:center;gap:16px;
  height:64px;
}
.oc-header-logo {
  font-size:1.25rem;font-weight:800;
  background:linear-gradient(135deg,var(--oc-accent),var(--oc-accent2));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  text-decoration:none;white-space:nowrap;
}
.oc-header-title {font-size:1rem;font-weight:600;color:var(--oc-text);}
.oc-header-sep{flex:1;}
.oc-viewers-badge {
  display:flex;align-items:center;gap:8px;
  background:var(--oc-surface2);
  border:1px solid var(--oc-border);
  border-radius:999px;padding:6px 14px;
  font-size:.8rem;font-weight:600;color:var(--oc-green);
  animation:pulse-ring 3s infinite;
}
.oc-viewers-dot{width:8px;height:8px;border-radius:50%;background:var(--oc-green);}
@keyframes pulse-ring{0%,100%{box-shadow:0 0 0 0 rgba(0,230,118,.3);}50%{box-shadow:0 0 0 6px rgba(0,230,118,0);}}

.btn-create-challenge {
  background:linear-gradient(135deg,var(--oc-accent),#a78bfa);
  color:#fff;border:none;border-radius:999px;
  padding:10px 22px;font-size:.85rem;font-weight:700;
  cursor:pointer;transition:transform .15s,box-shadow .15s;
  white-space:nowrap;
}
.btn-create-challenge:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(108,99,255,.5);}
.btn-back-arena{
  color:var(--oc-muted);text-decoration:none;font-size:.85rem;
  transition:color .15s;padding:6px 12px;border-radius:8px;
}
.btn-back-arena:hover{color:var(--oc-text);background:var(--oc-surface);}

/* ── Search/Filter bar ── */
.oc-search-bar {
  display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:flex-end;
  padding:20px 24px 0;
  position:relative;z-index:1;
}
.oc-search-wrap {
  position:relative;
}
.oc-search-wrap input {
  width:200px;background:var(--oc-surface);border:1px solid var(--oc-border);
  border-radius:var(--oc-radius-sm);color:var(--oc-text);
  padding:10px 16px 10px 40px;font-size:.9rem;font-family:inherit;
  outline:none;transition:width .3s ease, border-color .2s;
}
.oc-search-wrap input:focus{border-color:var(--oc-accent);width:300px;}
.oc-search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--oc-muted);font-size:1rem;}
.oc-status-select {
  background:var(--oc-surface);border:1px solid var(--oc-border);
  color:var(--oc-text);border-radius:var(--oc-radius-sm);
  padding:10px 14px;font-size:.85rem;font-family:inherit;outline:none;cursor:pointer;
}
.oc-status-select:focus{border-color:var(--oc-accent);}

/* ── Grid ── */
.oc-grid {
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
  gap:20px;padding:24px;
  position:relative;z-index:1;
}

/* ── Card ── */
.oc-card {
  background:var(--oc-surface);
  border:1px solid var(--oc-border);
  border-radius:var(--oc-radius);
  padding:22px;cursor:pointer;
  transition:transform .2s,box-shadow .2s,border-color .2s;
  position:relative;
}
.oc-card::before {
  content:'';position:absolute;inset:0;border-radius:var(--oc-radius);
  background:linear-gradient(135deg,rgba(108,99,255,.08),rgba(255,101,132,.05));
  opacity:0;transition:opacity .2s;
  pointer-events: none;
}
.oc-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.5);border-color:var(--oc-accent);}
.oc-card:hover::before{opacity:1;}

.oc-card-header{display:flex;align-items:flex-start;gap:12px;margin-bottom:14px;}
.oc-avatar {
  width:40px;height:40px;border-radius:50%;
  background:linear-gradient(135deg,var(--oc-accent),var(--oc-accent2));
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:.95rem;flex-shrink:0;color:#fff;
  cursor: pointer;
  transition: transform 0.2s, filter 0.2s;
  position: relative;
  z-index: 2;
}
.oc-avatar:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
}
.oc-card-creator {
  font-weight: 700;
  font-size: .95rem;
  line-height: 1.2;
  transition: color 0.2s;
  cursor: pointer;
  position: relative;
  z-index: 2;
}
.oc-card-creator:hover {
  text-decoration: underline !important;
  filter: brightness(1.2);
}
.oc-card-creator:hover span {
  text-decoration: underline !important;
}
.oc-card-title {font-size:.8rem;color:var(--oc-muted);margin-top:2px;}
.oc-card-status {
  margin-left:auto;padding:4px 10px;border-radius:999px;
  font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;
}
.oc-status-open{background:rgba(0,230,118,.15);color:var(--oc-green);}
.oc-status-closed{background:rgba(255,255,255,.08);color:var(--oc-muted);}
.oc-status-converted{background:rgba(108,99,255,.2);color:#a78bfa;}
.oc-status-expired{background:rgba(255,82,82,.15);color:var(--oc-red);}
.oc-status-accepted{background:rgba(255,215,64,.15);color:var(--oc-yellow);}

.oc-card-actions {
  position: absolute;
  top: 12px;
  right: 12px;
  display: flex;
  gap: 8px;
  z-index: 10;
  opacity: 0;
  transition: opacity 0.2s;
}
.oc-card:hover .oc-card-actions { opacity: 1; }

.btn-delete-card, .btn-share-card {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--oc-surface2);
  border: 1px solid var(--oc-border);
  backdrop-filter: blur(8px);
}

.btn-delete-card {
  color: var(--oc-red);
}
.btn-delete-card:hover {
  background: var(--oc-red);
  border-color: var(--oc-red);
  color: #fff;
  transform: translateY(-2px);
}

.btn-share-card {
  color: var(--oc-accent);
}
.btn-share-card:hover {
  background: var(--oc-accent);
  border-color: var(--oc-accent);
  color: #fff;
  transform: translateY(-2px);
}

.oc-card-config {
  background:rgba(0,0,0,.25);border-radius:10px;padding:12px 14px;
  display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-bottom:14px;
}
.oc-config-item{display:flex;flex-direction:column;gap:2px;}
.oc-config-label{font-size:.7rem;color:var(--oc-muted);text-transform:uppercase;letter-spacing:.06em;}
.oc-config-val{font-size:.9rem;font-weight:700;}

.oc-card-footer{display:flex;align-items:center;gap:10px;margin-top:auto;}
.oc-meta-chips { display: flex; gap: 8px; }
.oc-meta-chip {
  display:flex;align-items:center;gap:5px;
  background:rgba(255,255,255,0.06);
  border: 1px solid var(--oc-border);
  border-radius:999px;
  padding:4px 10px;font-size:.75rem;color:var(--oc-muted);
  transition: all 0.2s;
}
.oc-card:hover .oc-meta-chip {
  background: rgba(108,99,255,0.1);
  border-color: rgba(108,99,255,0.2);
  color: var(--oc-text);
}
.oc-meta-icon { font-size: 0.8rem; }
.oc-meta-val { font-weight: 600; }
.oc-meta-chip.oc-count-pop { animation: oc-pop 0.4s ease-out; }
@keyframes oc-pop {
  0% { transform: scale(1); }
  50% { transform: scale(1.2); background: var(--oc-accent); color: #fff; }
  100% { transform: scale(1); }
}
.oc-expires{color:var(--oc-yellow);font-size:.75rem;margin-left:auto;font-variant-numeric: tabular-nums;}
.oc-expires.expired{color:var(--oc-red);}

/* ── Skeleton ── */
.oc-skeleton{pointer-events:none;}
.oc-skeleton .oc-avatar,.oc-skeleton .oc-card-creator,
.oc-skeleton .oc-card-title,.oc-skeleton .oc-card-config,
.oc-skeleton .oc-meta-chip {
  background:linear-gradient(90deg,rgba(255,255,255,.06) 25%,rgba(255,255,255,.12) 50%,rgba(255,255,255,.06) 75%);
  background-size:200% 100%;
  animation:shimmer 1.5s infinite;border-radius:6px;color:transparent;
}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* ── Empty state ── */
.oc-empty{
  grid-column:1/-1;text-align:center;padding:80px 20px;
  color:var(--oc-muted);
}
.oc-empty-icon{font-size:3rem;margin-bottom:16px;opacity:.5;}
.oc-empty h3{font-size:1.1rem;margin-bottom:8px;color:var(--oc-text);}

/* ── Drawer ── */
.oc-drawer-overlay {
  position:fixed;inset:0;background:rgba(0,0,0,.6);
  backdrop-filter:blur(4px);z-index:200;
  opacity:0;pointer-events:none;transition:opacity .25s;
}
.oc-drawer-overlay.open{opacity:1;pointer-events:all;}

.oc-drawer {
  position:fixed;top:0;right:0;bottom:0;
  width: 70vw;
  min-width: 400px;
  max-width: 1200px;
  background:#13152a;
  border-left:1px solid var(--oc-border);
  z-index:201;display:flex;flex-direction:column;
  transform:translateX(100%);transition:transform .3s cubic-bezier(.4,0,.2,1);
  box-shadow:-8px 0 40px rgba(0,0,0,.5);
}
.oc-drawer.open{transform:translateX(0);}

.oc-drawer-edge-resizer {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 8px;
  cursor: ew-resize;
  z-index: 210;
  background: transparent;
}
.oc-drawer-edge-resizer:hover {
  background: rgba(108,99,255,0.05); /* subtle highlight */
  border-left: 2px solid var(--oc-accent);
}

.oc-drawer-head {
  display:flex;align-items:center;gap:12px;
  padding:20px 24px;border-bottom:1px solid var(--oc-border);
  flex-shrink:0;
}
.oc-drawer-head h2{font-size:1.05rem;font-weight:700;flex:1;}
.oc-drawer-viewers{font-size:.78rem;color:var(--oc-green);font-weight:600;}
.btn-close-drawer, .btn-drawer-share{
  background:none;border:none;color:var(--oc-muted);
  font-size:1.3rem;cursor:pointer;padding:4px 8px;border-radius:6px;
  transition:color .15s,background .15s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-close-drawer:hover, .btn-drawer-share:hover{color:var(--oc-text);background:var(--oc-surface);}
.btn-drawer-share { color: var(--oc-accent); margin-right: -4px; }

.oc-drawer-body{flex:1;overflow:hidden;padding:0;display:flex;}
.oc-drawer-split {
  display: flex;
  flex: 1;
  width: 100%;
  overflow: hidden;
}

/* Left side: Config */
.oc-drawer-config-side {
  flex: 0 0 340px; /* Increased default width */
  border-right: none;
  padding: 18px;
  overflow-y: auto;
  background: rgba(255,255,255,0.01);
  min-width: 200px;
  max-width: 600px;
}

/* Resizer Handle */
.oc-resizer {
  width: 12px;
  cursor: col-resize;
  background: transparent;
  z-index: 10;
  position: relative;
  margin-left: -6px;
  margin-right: -6px;
  flex-shrink: 0;
}
.oc-resizer::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--oc-border);
  transition: background 0.2s, box-shadow 0.2s;
}
.oc-resizer:hover::after, .oc-resizer.is-dragging::after {
  background: var(--oc-accent) !important;
  box-shadow: 0 0 10px var(--oc-accent);
}
@media (max-width: 768px) {
  .oc-drawer {
    width: 100vw;
    min-width: 100vw;
  }
}
.oc-drawer-section-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--oc-muted);
  margin-bottom: 15px;
}

/* Right side: Chat & Interactions */
.oc-drawer-chat-side {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  height: 100%;
}

.oc-thread-selector {
  padding: 15px 20px;
  border-bottom: 1px solid var(--oc-border);
  flex-shrink: 0;
}

.oc-drawer-body::-webkit-scrollbar,
.oc-drawer-config-side::-webkit-scrollbar,
.oc-thread::-webkit-scrollbar {width:5px;}
.oc-drawer-body::-webkit-scrollbar-track,
.oc-drawer-config-side::-webkit-scrollbar-track,
.oc-thread::-webkit-scrollbar-track {background:transparent;}
.oc-drawer-body::-webkit-scrollbar-thumb,
.oc-drawer-config-side::-webkit-scrollbar-thumb,
.oc-thread::-webkit-scrollbar-thumb {background:rgba(255,255,255,0.1);border-radius:999px;}

/* ── Config panel in drawer ── */
.oc-config-panel{background:rgba(0,0,0,.3);border-radius:12px;padding:16px;}
.oc-config-panel h3{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--oc-muted);margin-bottom:12px;}
.oc-config-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;}
.oc-cfg-box{background:var(--oc-surface);border-radius:10px;padding:10px 12px;}
.oc-cfg-box .label{font-size:.68rem;color:var(--oc-muted);text-transform:uppercase;letter-spacing:.06em;}
.oc-cfg-box .val{font-size:1rem;font-weight:700;margin-top:2px;}

/* Problems table */
.oc-problems-table{width:100%;border-collapse:collapse;font-size:.8rem;}
.oc-problems-table th{text-align:left;padding:6px 10px;color:var(--oc-muted);font-weight:600;border-bottom:1px solid var(--oc-border);}
.oc-problems-table td{padding:7px 10px;border-bottom:1px solid rgba(255,255,255,.04);}
.oc-problems-table tr:last-child td{border-bottom:none;}

/* ── Interest form ── */
.oc-interest-form{background:rgba(108,99,255,.08);border:1px solid rgba(108,99,255,.25);border-radius:12px;padding:16px;}
.oc-interest-form h3{font-size:.9rem;font-weight:700;margin-bottom:10px;}
.oc-interest-form textarea {
  width:100%;background:rgba(0,0,0,.3);border:1px solid var(--oc-border);
  border-radius:8px;color:var(--oc-text);padding:10px 12px;
  font-size:.85rem;font-family:inherit;resize:none;outline:none;
  transition:border-color .2s;
}
.oc-interest-form textarea:focus{border-color:var(--oc-accent);}
.btn-send-interest{
  width:100%;margin-top:10px;padding:12px;border:none;border-radius:10px;
  background:linear-gradient(135deg,var(--oc-accent),#a78bfa);
  color:#fff;font-weight:700;font-size:.9rem;cursor:pointer;
  transition:transform .15s,box-shadow .15s;
}
.btn-send-interest:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(108,99,255,.45);}

/* ── Handle chips (creator view) ── */
.oc-handle-list{display:flex;flex-wrap:wrap;gap:8px;}
.oc-handle-chip{
  padding:6px 14px;border-radius:999px;font-size:.82rem;font-weight:600;
  cursor:pointer;border:1px solid var(--oc-border);background:var(--oc-surface);
  transition:all .15s;
}
.oc-handle-chip:hover,.oc-handle-chip.active{background:var(--oc-accent);border-color:var(--oc-accent);color:#fff;}
.oc-handle-chip .unread-dot{
  display:inline-block;width:7px;height:7px;border-radius:50%;
  background:var(--oc-accent2);margin-left:6px;vertical-align:middle;
}

/* ── Thread ── */
.oc-thread {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.oc-chat-box {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: rgba(0,0,0,0.1);
  min-height: 0;
}
.oc-msg-bubble {
  background: var(--oc-surface2);
  border: 1px solid var(--oc-border);
  border-radius: 12px;
  padding: 10px 14px;
  max-width: 85%;
  align-self: flex-start;
  position: relative;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  transition: transform 0.2s;
}
.oc-msg-bubble.is-me {
  background: linear-gradient(135deg, rgba(108, 99, 255, 0.15), rgba(0, 212, 255, 0.15));
  border: 1px solid rgba(108, 99, 255, 0.3);
  color: #fff;
  align-self: flex-end;
  margin-left: auto;
  border-bottom-right-radius: 4px;
}
.oc-msg-bubble:not(.is-me) {
  border-bottom-left-radius: 4px;
}
.oc-msg-handle {
  display: block;
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--oc-accent);
  margin-bottom: 4px;
}
.oc-msg-bubble.is-me .oc-msg-handle {
  display: none;
}
.oc-msg-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
  font-size: 0.65rem;
}
.oc-msg-time {
  opacity: 0.7;
}
.oc-msg-top-actions {
  position: absolute;
  top: 6px;
  right: 6px;
  display: flex;
  gap: 6px;
  z-index: 10;
}
.btn-msg-action-bg {
  background: rgba(20, 22, 45, 0.7);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.2s;
  padding: 4px;
  color: var(--oc-text);
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.oc-msg-bubble:hover .btn-msg-action-bg { opacity: 1; }
.btn-msg-action-bg:hover {
  background: rgba(108, 99, 255, 0.2);
  border-color: var(--oc-accent);
  transform: translateY(-1px);
}

/* Glow effect for scrolling to message */
@keyframes msg-glow {
    0% { box-shadow: 0 0 0 0 rgba(108, 99, 255, 0); transform: scale(1); }
    50% { box-shadow: 0 0 20px 5px rgba(108, 99, 255, 0.6); transform: scale(1.03); }
    100% { box-shadow: 0 0 0 0 rgba(108, 99, 255, 0); transform: scale(1); }
}
.oc-msg-glow {
    animation: msg-glow 1.5s ease-out;
    z-index: 20;
    border-color: var(--oc-accent) !important;
}

/* Inline Edit Styles */
.oc-edit-area {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--oc-accent);
    border-radius: 8px;
    color: #fff;
    padding: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    resize: none;
    margin: 8px 0;
    outline: none;
    overflow: hidden;
}
.oc-edit-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}
.oc-edit-actions .btn-sm {
    padding: 2px 10px;
    font-size: 0.75rem;
    border-radius: 4px;
}

.oc-msg-seen {
    font-size: 0.6rem;
    opacity: 0.5;
    margin-left: auto;
    font-weight: normal;
    font-style: italic;
    color: var(--oc-accent);
}

.btn-msg-report-top { color: #ff4757; font-size: 0.85rem; }
.btn-msg-menu-dots { font-size: 1rem; color: #fff; width: 24px; height: 24px; }

.btn-msg-reply-bottom {
  position: absolute;
  bottom: 8px;
  right: 8px;
  color: var(--oc-accent);
  font-size: 1.1rem;
  width: 28px;
  height: 28px;
}

.oc-msg-menu-container { position: relative; }
.oc-msg-menu-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: #1e2035;
  border: 1px solid var(--oc-border);
  border-radius: 8px;
  min-width: 100px;
  display: none;
  flex-direction: column;
  box-shadow: 0 4px 15px rgba(0,0,0,0.4);
  overflow: hidden;
  margin-top: 4px;
  z-index: 20;
}
.oc-msg-menu-dropdown.active { display: flex; }
.oc-msg-menu-dropdown button {
  background: none;
  border: none;
  color: var(--oc-text);
  padding: 8px 12px;
  font-size: 0.75rem;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s;
}
.oc-msg-menu-dropdown button:hover { background: rgba(255,255,255,0.05); }

/* ── Reply Ref ── */
.oc-msg-reply-ref {
  background: rgba(255,255,255,0.05);
  border-left: 2px solid var(--oc-accent);
  border-radius: 4px;
  padding: 6px 10px;
  margin-bottom: 8px;
  font-size: 0.75rem;
  cursor: pointer;
  opacity: 0.7;
  transition: all 0.2s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}
.oc-msg-reply-ref:hover {
  opacity: 1;
  background: rgba(255,255,255,0.1);
}
.oc-msg-reply-ref .reply-author {
  font-weight: 700;
  color: var(--oc-accent);
  margin-right: 5px;
}

/* ── Reply Preview (above input) ── */
.oc-reply-preview {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #13152a;
  padding: 10px 15px;
  border-bottom: 1px solid var(--oc-border);
  font-size: 0.75rem;
  animation: slide-up 0.2s ease-out;
}
.reply-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
  overflow: hidden;
  flex: 1;
}
.reply-label {
  font-weight: 700;
  color: var(--oc-accent);
  font-size: 0.65rem;
  text-transform: uppercase;
}
.reply-text-msg {
  opacity: 0.8;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.btn-cancel-reply {
  background: none;
  border: none;
  color: var(--oc-muted);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0 5px;
}
@keyframes slide-up {
  from { transform: translateY(10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.oc-msg-text{font-size:.875rem;line-height:1.5;word-break:break-word;}

/* reply */
.oc-reply-bubble{
  margin-left:20px;border-left:2px solid var(--oc-accent);
  background:rgba(0,0,0,.2);border-radius:0 10px 10px 0;
  padding:10px 14px;
}
.oc-reply-form{margin-left:20px;display:flex;gap:8px;margin-top:4px;}
.oc-reply-form input{
  flex:1;background:rgba(0,0,0,.3);border:1px solid var(--oc-border);
  border-radius:8px;color:var(--oc-text);padding:8px 12px;font-size:.82rem;
  font-family:inherit;outline:none;
}
.oc-reply-form input:focus{border-color:var(--oc-accent);}
.btn-reply-send{
  background:var(--oc-accent);border:none;border-radius:8px;
  color:#fff;padding:8px 14px;font-size:.82rem;font-weight:600;cursor:pointer;
}

/* ── Message input ── */
.oc-msg-input-row {
  padding: 15px 20px;
  border-top: 1px solid var(--oc-border);
  background: #13152a;
  display: flex;
  gap: 10px;
  align-items: flex-end;
  flex-shrink: 0;
}
.oc-msg-input-row textarea {
  flex: 1;
  background: var(--oc-surface);
  border: 1px solid var(--oc-border);
  border-radius: 12px;
  color: var(--oc-text);
  padding: 10px 14px;
  font-size: 0.875rem;
  font-family: inherit;
  resize: none;
  outline: none;
  height: 42px;
  line-height: 20px;
  transition: all 0.2s;
}
.oc-msg-input-row textarea:focus {
  border-color: var(--oc-accent);
  background: var(--oc-surface2);
}
.btn-send-msg {
  background: var(--oc-accent);
  border: none;
  border-radius: 12px;
  color: #fff;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
}
.btn-send-msg:hover {
  transform: scale(1.05);
  box-shadow: 0 0 15px rgba(108,99,255,0.3);
}

/* ── Negotiation panel ── */
.oc-negotiate-panel {
  padding: 15px 20px;
  border-top: 1px solid var(--oc-border);
  background: rgba(0,0,0,0.1);
  flex-shrink: 0;
}

.oc-match-actions {
  padding: 16px 20px;
  border-top: 1px solid var(--oc-border);
  background: rgba(0,0,0,0.3);
  flex-shrink: 0;
}

.btn-match {
  flex: 1;
  padding: 14px;
  border: none;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-accept {
  background: rgba(0, 230, 118, 0.05);
  color: var(--oc-green);
  border: 1px solid rgba(0, 230, 118, 0.2) !important;
}
.btn-accept:hover {
  background: var(--oc-green);
  color: #000;
  box-shadow: 0 0 20px rgba(0, 230, 118, 0.2);
}

.btn-start {
  background: linear-gradient(135deg, var(--oc-accent), #8b5cf6);
  color: #fff;
  opacity: 0.4;
  cursor: not-allowed;
  box-shadow: 0 4px 15px rgba(108,99,255,0.2);
}
.btn-start.ready {
  opacity: 1;
  cursor: pointer;
}
.btn-start.ready:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(108,99,255,0.4);
}

.btn-propose-config {
  background: linear-gradient(to right, var(--oc-surface2), var(--oc-surface));
  border: 1px solid var(--oc-border) !important;
  color: var(--oc-text) !important;
  padding: 12px !important;
  border-radius: 10px !important;
  font-weight: 700 !important;
  font-size: 0.85rem !important;
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 10px;
}
.btn-propose-config:hover {
  background: var(--oc-accent) !important;
  border-color: var(--oc-accent) !important;
  color: #fff !important;
  box-shadow: 0 5px 15px rgba(108,99,255,0.3);
  transform: translateY(-1px);
}
.oc-negotiate-btns {
  display: flex;
  gap: 12px;
  margin-bottom: 8px;
}
.oc-accept-status {
  font-size: 0.7rem;
  color: var(--oc-muted);
  margin-top: 8px;
  text-align: center;
}

/* ── Create Challenge Modal ── */
.oc-modal-overlay{
  position:fixed;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(6px);
  z-index:300;display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transition:opacity .25s;
}
.oc-modal-overlay.open{opacity:1;pointer-events:all;}
.oc-modal{
  background:#13152a;border:1px solid var(--oc-border);border-radius:20px;
  padding:28px;width:min(540px,94vw);max-height:90vh;overflow-y:auto;
  transform:scale(.95) translateY(20px);transition:transform .25s;
}
.oc-modal-overlay.open .oc-modal{transform:scale(1) translateY(0);}
.oc-modal h2{font-size:1.2rem;font-weight:800;margin-bottom:20px;}
.oc-modal-fields{display:flex;flex-direction:column;gap:14px;margin-bottom:20px;}
.oc-modal-fields input, .oc-modal-fields select {
  background: rgba(255,255,255,0.05) !important;
  border: 1px solid var(--oc-border) !important;
  border-radius: 8px !important;
  padding: 10px 14px !important;
  color: #fff !important;
  font-family: inherit !important;
  font-size: 0.9rem !important;
  transition: border-color 0.2s, background 0.2s;
}
.oc-modal-fields input:focus {
  border-color: var(--oc-accent) !important;
  background: rgba(255,255,255,0.1) !important;
  outline: none;
}
.oc-modal-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.oc-modal-btns{display:flex;gap:10px;justify-content:flex-end;}
.btn-modal-cancel{
  background:none;border:1px solid var(--oc-border);border-radius:10px;
  color:var(--oc-muted);padding:11px 22px;font-size:.9rem;cursor:pointer;
}
.btn-modal-submit{
  background:linear-gradient(135deg,var(--oc-accent),#a78bfa);color:#fff;
  border:none;border-radius:10px;padding:11px 26px;
  font-size:.9rem;font-weight:700;cursor:pointer;
}
.btn-modal-submit:hover{box-shadow:0 4px 18px rgba(108,99,255,.4);}

/* ── Open Challenge Attention Button (index.html) ── */
.open-challenge-slot{display:flex;align-items:center;}
.open-challenge-attention-btn {
  display:flex;align-items:center;gap:8px;
  background:linear-gradient(135deg,#6c63ff,#ff6584);
  border:none;border-radius:999px;
  padding:10px 18px;color:#fff;font-family:'Outfit',sans-serif;
  font-size:.85rem;font-weight:700;cursor:pointer;
  transition:transform .2s,box-shadow .2s;
  position:relative;text-decoration:none;
  box-shadow:0 4px 20px rgba(108,99,255,.4);
}
.open-challenge-attention-btn:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(108,99,255,.6);}
.oc-icon{font-size:1rem;}
.oc-badge{
  background:rgba(0,0,0,.35);border-radius:999px;
  padding:2px 8px;font-size:.7rem;font-weight:700;
}
.oc-pulse{animation:oc-attention 1.2s ease-in-out;}
@keyframes oc-attention {
  0%{transform:scale(1);box-shadow:0 4px 20px rgba(108,99,255,.4);}
  20%{transform:scale(1.1);box-shadow:0 8px 36px rgba(108,99,255,.8),0 0 0 8px rgba(108,99,255,.15);}
  40%{transform:scale(1.05);box-shadow:0 6px 28px rgba(255,101,132,.6),0 0 0 14px rgba(108,99,255,.06);}
  70%{transform:scale(1.08);}
  100%{transform:scale(1);box-shadow:0 4px 20px rgba(108,99,255,.4);}
}

/* ── Toast notification ── */
.oc-toast-container{position:fixed;bottom:24px;right:24px;z-index:500;display:flex;flex-direction:column;gap:8px;}
.oc-toast{
  background:#1e2040;border:1px solid var(--oc-accent);border-radius:12px;
  padding:14px 18px;font-size:.85rem;min-width:260px;
  box-shadow:0 8px 32px rgba(0,0,0,.5);
  animation:toast-in .3s ease;
}
@keyframes toast-in{from{transform:translateX(120%);opacity:0;}to{transform:translateX(0);opacity:1;}}
.oc-toast-title{font-weight:700;margin-bottom:4px;}
.oc-toast-body{color:var(--oc-muted);font-size:.8rem;}

/* ── Responsive ── */
@media(max-width:768px){
  .oc-drawer-split { flex-direction: column; }
  .oc-drawer-config-side { flex: none; border-right: none; border-bottom: 1px solid var(--oc-border); }
  .oc-drawer{width:100vw;}
}
@media(max-width:640px){
  .oc-header{padding:0 14px;gap:10px;}
  .oc-search-bar{padding:14px 14px 0;}
  .oc-grid{padding:14px;gap:14px;grid-template-columns:1fr;}
  .oc-modal-row{grid-template-columns:1fr;}
}

/* ── Problems Config UI ── */
.oc-problems-config {
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--oc-border);
  border-radius: 12px;
  padding: 14px;
  margin-top: 8px;
}
.oc-problems-head {
  display: grid;
  grid-template-columns: 80px 80px 1fr 30px;
  gap: 8px;
  font-size: 0.68rem;
  color: var(--oc-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0 5px 8px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--oc-border);
  text-align: center;
}
.oc-problems-head div:first-child { text-align: left; }
.oc-problems-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 280px;
  overflow-y: auto;
  margin: 10px 0;
  padding-right: 5px;
}
.oc-problems-list::-webkit-scrollbar { width: 4px; }
.oc-problems-list::-webkit-scrollbar-thumb { background: var(--oc-border); border-radius: 4px; }

.oc-problem-row {
  display: grid;
  grid-template-columns: 80px 80px 1fr 30px;
  gap: 8px;
  align-items: center;
}
.oc-problem-row input, .oc-problem-row select {
  padding: 6px 8px !important;
  font-size: 0.82rem !important;
  text-align: center;
  appearance: none;
  -webkit-appearance: none;
}
.oc-problem-row select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%23ffffff80' d='M0 0l5 6 5-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 25px !important;
}
.oc-drawer input, .oc-modal input, .oc-drawer textarea, .oc-modal textarea, .oc-drawer select, .oc-modal select {
  background: #13152a !important;
  color: #fff !important;
  border: 1px solid var(--oc-border) !important;
  border-radius: 8px !important;
  padding: 8px 12px !important;
  font-size: 0.85rem !important;
}
.oc-drawer option, .oc-modal option {
  background: #13152a;
  color: #fff;
}
.oc-modal-fields .oc-field label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--oc-muted);
  margin-bottom: 6px;
}
.oc-drawer input:focus, .oc-modal input:focus, .oc-drawer textarea:focus, .oc-modal textarea:focus {
  border-color: var(--oc-accent) !important;
  background: rgba(255,255,255,0.02) !important;
}
.btn-remove-row {
  background: none;
  border: none;
  color: var(--oc-red);
  cursor: pointer;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
}
.btn-remove-row:hover {
  background: rgba(255,82,82,0.1);
  border-radius: 4px;
}
.btn-add-problem {
  width: 100%;
  background: var(--oc-surface2);
  border: 1px dashed var(--oc-border);
  border-radius: 8px;
  color: var(--oc-text);
  padding: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-add-problem:hover {
  background: var(--oc-surface);
  border-color: var(--oc-accent);
}

/* ── Modal Base (for Profile) ── */
.password-modal {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(5, 7, 11, 0.74);
  padding: 16px;
  backdrop-filter: blur(5px);
}
.password-content {
  background: #13152a;
  border: 1px solid var(--oc-border);
  border-radius: 16px;
  padding: 24px;
  width: 100%;
  max-width: 500px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
  position: relative;
}
.password-content h2 {
  margin-top: 0;
  margin-bottom: 15px;
  font-size: 1.4rem;
  color: #fff;
}
.password-buttons {
  margin-top: 20px;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}
.password-btn {
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.cancel-btn {
  background: var(--oc-surface2);
  color: var(--oc-text);
  border: 1px solid var(--oc-border) !important;
}
.cancel-btn:hover {
  background: var(--oc-border);
}

/* ── Unseen Badges ── */
.oc-unseen-badge {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--oc-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  min-width: 20px;
  height: 20px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 6px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  z-index: 20;
  border: 2px solid var(--oc-surface);
  pointer-events: none;
  animation: badge-pop 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.oc-thread-unseen {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--oc-accent);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  border: 2px solid #13152a;
  z-index: 5;
}

@keyframes badge-pop {
  0% { transform: scale(0.5); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}
.btn-ghost {
  background: none;
  border: 1px solid var(--oc-border);
  border-radius: 6px;
  color: var(--oc-muted);
  cursor: pointer;
  transition: all 0.15s;
}
.btn-ghost:hover {
  border-color: var(--oc-accent);
  color: var(--oc-text);
}
.btn-sm {
  padding: 4px 10px;
  font-size: 0.75rem;
}
.oc-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--oc-muted);
  cursor: pointer;
}
.oc-checkbox-label input {
  width: auto !important;
}

.oc-config-group-editable {
  background: rgba(255,255,255,0.03);
  border-radius: 12px;
  padding: 16px;
  border: 1px solid var(--oc-border);
}

.oc-config-row {
  margin-bottom: 16px;
}

.drawer-prob-row, .oc-drawer .oc-problems-head {
  grid-template-columns: 80px 80px 1fr 40px !important;
}


/* System messages in chat */
.oc-msg-bubble.is-system {
    align-self: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px dashed rgba(255, 255, 255, 0.2);
    color: var(--oc-text-muted);
    font-size: 0.8rem;
    max-width: 85%;
    text-align: center;
    padding: 12px 16px;
    margin: 15px 0;
    box-shadow: none;
}
.oc-msg-bubble.is-system .oc-msg-text {
    white-space: pre-wrap;
    line-height: 1.6;
    font-family: 'Outfit', sans-serif;
}
.oc-msg-bubble.is-system .oc-msg-meta,
.oc-msg-bubble.is-system .oc-msg-top-actions,
.oc-msg-bubble.is-system .btn-msg-reply-bottom {
    display: none;
}