* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #020617, #000);
  color: #e5e7eb;
}

.hidden { display: none !important; }
.disc-hidden { display: none; }

/* ================= HERO ================= */
.discussion-hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  padding: 50px 20px 40px;
  text-align: center;
  border-bottom: 1px solid rgba(148,163,184,0.1);
}
.discussion-hero-content h1 { font-size: 32px; margin: 0 0 8px; color: #f1f5f9; }
.discussion-hero-content p { color: #64748b; margin: 0; font-size: 15px; }

/* ================= LAYOUT ================= */
.container { max-width: 860px; margin: 32px auto 80px; padding: 0 16px; }

/* ================= CARD ================= */
.card {
  background: linear-gradient(160deg, rgba(15,23,42,.97), rgba(2,6,23,.97));
  border: 1px solid rgba(148,163,184,.13);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 18px;
  box-shadow: 0 8px 32px rgba(0,0,0,.4);
}

/* ================= AI SUMMARY ================= */
.ai-summary-card { border-color: rgba(56,189,248,.2); }
.ai-summary-header {
  display: flex; align-items: center; gap: 10px;
  font-size: 14px; font-weight: 700; color: #38bdf8; margin-bottom: 14px;
}
.ai-badge {
  background: rgba(56,189,248,.15); color: #38bdf8; border: 1px solid rgba(56,189,248,.3);
  border-radius: 999px; padding: 2px 8px; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em;
  animation: pulse-badge 2s ease-in-out infinite;
}
@keyframes pulse-badge { 0%,100%{opacity:1} 50%{opacity:.5} }
.ai-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; margin-bottom: 14px; }
.ai-stat { text-align: center; background: rgba(255,255,255,.04); border-radius: 10px; padding: 10px 6px; }
.ai-num { display: block; font-size: 22px; font-weight: 700; color: #38bdf8; }
.ai-lbl { font-size: 11px; color: #64748b; text-transform: uppercase; letter-spacing: .04em; }
.ai-insights { display: flex; flex-direction: column; gap: 6px; }
.ai-row { font-size: 13px; color: #94a3b8; }
.ai-empty { font-size: 13px; color: #475569; }

/* ================= TAG FILTER ================= */
.tag-filter-bar {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 14px;
}
.tag-filter-label { font-size: 12px; color: #64748b; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; }
.tag-filter-btn {
  padding: 5px 12px; border-radius: 999px; font-size: 12px; font-weight: 600; cursor: pointer;
  border: 1px solid rgba(255,255,255,.1); background: rgba(255,255,255,.05); color: #94a3b8;
  transition: all .2s;
}
.tag-filter-btn:hover { border-color: var(--tc); color: var(--tc); background: rgba(255,255,255,.08); }
.tag-filter-btn.active { background: var(--tc); color: #fff; border-color: var(--tc); }

/* ================= CONTROLS ================= */
.controls-card { padding: 14px 20px !important; }
.sort-bar { display: flex; gap: 6px; margin-bottom: 12px; flex-wrap: wrap; }
.sort-bar span {
  font-size: 13px; cursor: pointer; padding: 5px 14px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,.1); color: #64748b; transition: all .2s;
}
.sort-bar span:hover { color: #e2e8f0; }
.sort-bar span.active { background: rgba(56,189,248,.15); color: #38bdf8; border-color: rgba(56,189,248,.3); }
#searchBox {
  width: 100%; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px; padding: 9px 14px; color: #e2e8f0; font-size: 14px;
}
#searchBox::placeholder { color: #475569; }
#searchBox:focus { outline: none; border-color: rgba(56,189,248,.4); }

/* ================= COMPOSER ================= */
.composer { padding: 18px !important; }
.post-type-tabs { display: flex; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.post-type-tabs button {
  padding: 7px 16px; border-radius: 999px; font-size: 13px; font-weight: 600; cursor: pointer;
  border: 1px solid rgba(255,255,255,.12); background: transparent; color: #64748b; transition: all .2s;
}
.post-type-tabs button:hover { color: #e2e8f0; border-color: rgba(255,255,255,.25); }
.post-type-tabs button.active {
  background: linear-gradient(135deg,#0ea5e9,#0284c7); color: #fff; border-color: transparent;
  box-shadow: 0 4px 14px rgba(14,165,233,.3);
}

/* ---- POLL UI ---- */
#pollBox { display: flex; flex-direction: column; gap: 10px; }
#pollQuestion {
  width: 100%; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.15);
  border-radius: 10px; padding: 11px 14px; color: #e2e8f0; font-size: 14px; font-family: inherit;
}
#pollQuestion::placeholder { color: #475569; }
#pollQuestion:focus { outline: none; border-color: rgba(56,189,248,.5); background: rgba(255,255,255,.1); }
.poll-option-row { display: flex; align-items: center; gap: 8px; }
.poll-option-input {
  flex: 1; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
  border-radius: 10px; padding: 10px 14px; color: #e2e8f0; font-size: 14px; font-family: inherit; transition: all .2s;
}
.poll-option-input::placeholder { color: #475569; }
.poll-option-input:focus { outline: none; border-color: rgba(56,189,248,.5); background: rgba(255,255,255,.1); }
.poll-remove-btn {
  background: rgba(220,38,38,.15); border: 1px solid rgba(220,38,38,.3); color: #f87171;
  border-radius: 8px; width: 34px; height: 34px; cursor: pointer; font-size: 14px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: all .2s;
}
.poll-remove-btn:hover { background: rgba(220,38,38,.3); }
.add-poll-option-btn {
  align-self: flex-start; background: rgba(56,189,248,.1); border: 1px dashed rgba(56,189,248,.3);
  color: #38bdf8; border-radius: 8px; padding: 7px 14px; font-size: 13px; cursor: pointer; transition: all .2s;
}
.add-poll-option-btn:hover { background: rgba(56,189,248,.18); }

/* ---- LINK INPUT ---- */
#postLink {
  width: 100%; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.15);
  border-radius: 10px; padding: 11px 14px; color: #e2e8f0; font-size: 14px; font-family: inherit;
}
#postLink::placeholder { color: #475569; }
#postLink:focus { outline: none; border-color: rgba(56,189,248,.5); background: rgba(255,255,255,.1); }

/* ---- TEXT INPUT ---- */
#postText {
  width: 100%; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
  border-radius: 12px; padding: 12px 14px; color: #e2e8f0; font-size: 14px; font-family: inherit;
  min-height: 90px; resize: vertical;
}
#postText::placeholder { color: #475569; }
#postText:focus { outline: none; border-color: rgba(56,189,248,.4); }

/* ---- IMAGE UPLOAD ---- */
.image-upload-label {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  border: 2px dashed rgba(56,189,248,.3); border-radius: 12px; padding: 22px;
  cursor: pointer; color: #64748b; font-size: 14px; transition: all .2s;
}
.image-upload-label:hover { border-color: rgba(56,189,248,.6); color: #38bdf8; background: rgba(56,189,248,.05); }
.image-preview-box { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }
.img-preview-item { position: relative; }
.img-preview-item img { width: 100px; height: 100px; object-fit: cover; border-radius: 10px; border: 1px solid rgba(255,255,255,.1); }
.img-remove {
  position: absolute; top: -6px; right: -6px; background: #ef4444; color: white;
  border-radius: 50%; width: 20px; height: 20px; display: flex; align-items: center;
  justify-content: center; font-size: 12px; cursor: pointer;
}

/* ---- TAG ROW ---- */
.tag-row { display: flex; align-items: center; gap: 10px; margin-top: 12px; }
.tag-label { font-size: 13px; color: #64748b; font-weight: 600; }
.tag-select {
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.15); border-radius: 8px;
  padding: 7px 12px; color: #e2e8f0; font-size: 13px; cursor: pointer;
}
.tag-select:focus { outline: none; border-color: rgba(56,189,248,.4); }

/* ---- POST BUTTON ---- */
.composer-footer { margin-top: 14px; display: flex; justify-content: flex-end; }
.post-btn {
  background: linear-gradient(135deg,#0ea5e9,#0284c7); color: white; border: none;
  border-radius: 999px; padding: 10px 28px; font-weight: 700; font-size: 14px;
  cursor: pointer; box-shadow: 0 4px 14px rgba(14,165,233,.3); transition: all .2s;
}
.post-btn:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(14,165,233,.4); }
.post-btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

/* ================= FEED ================= */
.post-card { transition: border-color .2s; }
.post-card:hover { border-color: rgba(56,189,248,.2); }
.post-header {
  display: flex; align-items: center; gap: 6px; margin-bottom: 10px; flex-wrap: wrap;
}
.user-tag { color: #38bdf8; font-weight: 600; font-size: 13px; text-decoration: none; }
.user-tag:hover { text-decoration: underline; }
.post-time { font-size: 12px; color: #475569; }

/* Post-level action buttons (Edit + Delete) — grouped at right of header */
.post-actions-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
}
.edit-btn {
  color: #64748b; cursor: pointer; font-size: 14px; padding: 2px 6px;
  border-radius: 6px; transition: all .2s; line-height: 1;
}
.edit-btn:hover { color: #38bdf8; background: rgba(56,189,248,.12); }
.delete-btn {
  color: #475569; cursor: pointer; font-size: 15px; padding: 2px 6px;
  border-radius: 6px; transition: all .2s; line-height: 1;
}
.delete-btn:hover { color: #ef4444; background: rgba(239,68,68,.1); }

.post-content { font-size: 14px; line-height: 1.6; color: #cbd5e1; margin: 0; word-break: break-word; }
.post-tag {
  display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 11px; font-weight: 700;
  border: 1px solid; margin-bottom: 8px;
}

/* ================= INLINE EDIT BOX ================= */
/* Replaces .post-content in-place when ✏️ is clicked */
.edit-box {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 4px 0;
}
.edit-textarea {
  width: 100%;
  background: rgba(56,189,248,.07);
  border: 1px solid rgba(56,189,248,.35);
  border-radius: 10px;
  padding: 10px 13px;
  color: #e2e8f0;
  font-size: 14px;
  font-family: inherit;
  min-height: 80px;
  resize: vertical;
  outline: none;
  transition: border-color .2s;
  box-sizing: border-box;
}
.edit-textarea:focus { border-color: rgba(56,189,248,.65); background: rgba(56,189,248,.1); }
.edit-actions {
  display: flex;
  gap: 8px;
}
.edit-save-btn {
  background: linear-gradient(135deg, #0ea5e9, #0284c7);
  color: white; border: none; border-radius: 8px;
  padding: 7px 18px; font-size: 13px; font-weight: 700;
  cursor: pointer; transition: all .2s;
}
.edit-save-btn:hover { opacity: .88; transform: translateY(-1px); }
.edit-save-btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.edit-cancel-btn {
  background: rgba(255,255,255,.06);
  color: #64748b; border: 1px solid rgba(255,255,255,.12); border-radius: 8px;
  padding: 7px 16px; font-size: 13px; font-weight: 600;
  cursor: pointer; transition: all .2s;
}
.edit-cancel-btn:hover { color: #e2e8f0; border-color: rgba(255,255,255,.25); }

/* LINK PREVIEW */
.link-preview {
  display: flex; align-items: center; gap: 10px; background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1); border-radius: 10px; padding: 12px 14px;
  text-decoration: none; color: #94a3b8; font-size: 13px; transition: all .2s; overflow: hidden;
}
.link-preview:hover { background: rgba(56,189,248,.07); border-color: rgba(56,189,248,.3); color: #38bdf8; }
.link-icon { flex-shrink: 0; }
.link-url { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.link-arrow { flex-shrink: 0; }

/* IMAGES */
.image-grid { margin-top: 8px; }
.image-grid.single img { max-width: 100%; border-radius: 12px; cursor: pointer; }
.post-image-thumb { cursor: pointer; transition: opacity .2s; }
.post-image-thumb:hover { opacity: .85; }

/* POLL */
.poll-container { margin-top: 6px; }
.poll-question { font-size: 14px; font-weight: 600; color: #e2e8f0; margin: 0 0 12px; }
.poll-options-display { display: flex; flex-direction: column; gap: 8px; }
.poll-vote-btn {
  position: relative; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px; padding: 10px 14px; cursor: pointer; overflow: hidden; transition: border-color .2s;
  display: flex; justify-content: space-between; align-items: center;
}
.poll-vote-btn:hover { border-color: rgba(56,189,248,.4); }
.poll-vote-fill { position: absolute; inset: 0; background: rgba(56,189,248,.12); transform-origin: left; transition: width .5s ease; z-index: 0; border-radius: 10px; }
.poll-vote-label { position: relative; z-index: 1; font-size: 13px; color: #e2e8f0; }
.poll-vote-stat { position: relative; z-index: 1; font-size: 12px; color: #64748b; }
.poll-total { font-size: 12px; color: #475569; margin-top: 8px; text-align: right; }

/* ================= ACTIONS ================= */
.actions { display: flex; gap: 14px; align-items: center; margin-top: 12px; flex-wrap: wrap; }
.actions span {
  font-size: 13px; color: #475569; cursor: pointer; padding: 4px 8px; border-radius: 8px;
  transition: all .2s; user-select: none;
}
.actions span:hover { color: #38bdf8; background: rgba(56,189,248,.08); }

/* ================= REPLIES ================= */
.reply-toggle {
  font-size: 12px; color: #475569; cursor: pointer; display: inline-flex; align-items: center;
  gap: 5px; margin-top: 8px; padding: 4px 8px; border-radius: 8px; transition: all .2s;
}
.reply-toggle:hover { color: #38bdf8; background: rgba(56,189,248,.06); }
.reply-group { margin-top: 8px; }
.reply-item { margin-bottom: 8px; }
.reply-card {
  background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.07);
  border-radius: 10px; padding: 12px;
}
.reply-content { font-size: 13px; color: #94a3b8; margin: 6px 0; line-height: 1.5; word-break: break-word; }

/* ---- REPLY INPUT BOX ---- */
.reply-input-box {
  background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.08);
  border-radius: 10px; padding: 12px; margin-top: 10px;
}
.reply-input-box textarea {
  width: 100%; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
  border-radius: 8px; padding: 9px 12px; color: #e2e8f0; font-size: 13px; font-family: inherit;
  min-height: 70px; resize: vertical;
}
.reply-input-box textarea::placeholder { color: #475569; }
.reply-input-box textarea:focus { outline: none; border-color: rgba(56,189,248,.4); }
.reply-post-btn {
  margin-top: 8px; background: rgba(14,165,233,.2); border: 1px solid rgba(14,165,233,.35);
  color: #38bdf8; border-radius: 8px; padding: 6px 18px; font-size: 13px; font-weight: 600;
  cursor: pointer; transition: all .2s;
}
.reply-post-btn:hover { background: rgba(14,165,233,.35); }

/* ================= EMPTY FEED ================= */
.empty-feed { text-align: center; padding: 50px 20px; color: #475569; font-size: 15px; }

/* ================= TOAST ================= */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: #0f172a; border: 1px solid rgba(56,189,248,.3); color: #38bdf8;
  padding: 10px 22px; border-radius: 999px; font-size: 14px; font-weight: 600;
  box-shadow: 0 8px 24px rgba(0,0,0,.4); z-index: 9999;
}

/* ================= IMAGE MODAL ================= */
.image-modal {
  position: fixed; inset: 0; background: rgba(0,0,0,.88); z-index: 9999;
  display: flex; align-items: center; justify-content: center;
}
.image-modal .close-btn { position: absolute; top: 20px; right: 28px; font-size: 32px; color: white; cursor: pointer; }
.image-modal img { max-width: 90vw; max-height: 88vh; border-radius: 10px; }

/* ================= LOGIN BLOCK ================= */
.login-required {
  text-align: center; padding: 22px; border-radius: 14px;
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); margin-bottom: 18px;
}
.login-required p { color: #64748b; font-size: 14px; margin-bottom: 12px; }
.login-required button {
  background: linear-gradient(135deg,#0ea5e9,#0284c7); color: white; border: none;
  border-radius: 999px; padding: 9px 24px; font-weight: 600; cursor: pointer;
}