/* ╔════════════════════════════════════════════════════╗
   ║  أوروك — طبقة الإضافات والتصميم الاحترافي (v7.10)  ║
   ║  مجلدات المحادثات · مسودّات · رسائل مؤقتة ·        ║
   ║  رسائل مجدولة · خلفيات المحادثة · صقل بصري        ║
   ╚════════════════════════════════════════════════════╝ */

:root {
  --ux-ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ux-ease-bounce: cubic-bezier(0.34, 1.4, 0.64, 1);
  --ux-sheet-bg: var(--surface, #17212b);
  --ux-line: var(--divider, rgba(255, 255, 255, 0.08));
  --ux-accent: var(--uruk-blue, #2e6bff);
  --ux-accent-2: var(--uruk-cyan, #00cfe8);
  --ux-text: var(--text, #eaf1f8);
  --ux-text-2: var(--text-2, rgba(234, 241, 248, 0.62));
}

/* ───────── 1) شريط مجلدات المحادثات ───────── */
.ux-folders {
  display: flex;
  gap: 8px;
  padding: 10px 12px;
  overflow-x: auto;
  scrollbar-width: none;
  background: var(--bg-secondary, transparent);
  border-bottom: 1px solid var(--ux-line);
  position: sticky;
  top: 0;
  z-index: 6;
  backdrop-filter: blur(14px);
}
.ux-folders::-webkit-scrollbar { display: none; }
.ux-folder {
  flex: 0 0 auto;
  border: 1px solid var(--ux-line);
  background: transparent;
  color: var(--ux-text-2);
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  padding: 7px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.22s var(--ux-ease), color 0.22s var(--ux-ease),
    border-color 0.22s var(--ux-ease), transform 0.18s var(--ux-ease-bounce);
}
.ux-folder:active { transform: scale(0.95); }
.ux-folder.active {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--ux-accent), var(--ux-accent-2));
  box-shadow: 0 4px 14px -6px var(--ux-accent);
}
.ux-folder .ux-count {
  display: inline-block;
  margin-inline-start: 6px;
  font-size: 11px;
  opacity: 0.8;
}
.ux-folder-empty {
  text-align: center;
  padding: 42px 20px;
  color: var(--ux-text-2);
  font-size: 14px;
}

/* ───────── 2) نافذة الإضافات العامة ───────── */
.ux-modal {
  position: fixed;
  inset: 0;
  z-index: 9500;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(6px);
  animation: uxFade 0.22s var(--ux-ease);
}
.ux-modal.hidden { display: none; }
.ux-modal-card {
  width: 100%;
  max-width: 520px;
  background: var(--ux-sheet-bg);
  color: var(--ux-text);
  border-radius: 22px 22px 0 0;
  padding: 18px 18px 24px;
  box-shadow: 0 -18px 50px -20px rgba(0, 0, 0, 0.7);
  animation: uxSlideUp 0.3s var(--ux-ease-bounce);
  max-height: 86vh;
  overflow-y: auto;
}
@media (min-width: 640px) {
  .ux-modal { align-items: center; }
  .ux-modal-card { border-radius: 22px; }
}
.ux-modal-grip {
  width: 42px;
  height: 4px;
  border-radius: 4px;
  background: var(--ux-line);
  margin: 0 auto 14px;
}
.ux-modal-title {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 4px;
}
.ux-modal-sub {
  font-size: 12.5px;
  color: var(--ux-text-2);
  margin: 0 0 16px;
  line-height: 1.6;
}
.ux-opt {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  border: 1px solid var(--ux-line);
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: start;
  padding: 13px 14px;
  border-radius: 14px;
  margin-bottom: 9px;
  cursor: pointer;
  transition: background 0.2s var(--ux-ease), border-color 0.2s var(--ux-ease),
    transform 0.16s var(--ux-ease);
}
.ux-opt:active { transform: scale(0.985); }
.ux-opt.active {
  border-color: var(--ux-accent);
  background: color-mix(in srgb, var(--ux-accent) 12%, transparent);
}
.ux-opt-em { font-size: 18px; line-height: 1; }
.ux-opt-body { flex: 1; min-width: 0; }
.ux-opt-name { display: block; font-size: 14px; font-weight: 600; }
.ux-opt-sub { display: block; font-size: 11.5px; color: var(--ux-text-2); margin-top: 2px; }
.ux-opt-check { color: var(--ux-accent); font-weight: 700; }

.ux-field {
  width: 100%;
  background: var(--bg-input, rgba(255, 255, 255, 0.05));
  border: 1px solid var(--ux-line);
  border-radius: 13px;
  color: inherit;
  font: inherit;
  font-size: 14px;
  padding: 12px 13px;
  margin-bottom: 10px;
}
.ux-field:focus { outline: none; border-color: var(--ux-accent); }
.ux-btn {
  width: 100%;
  border: 0;
  border-radius: 14px;
  padding: 13px;
  font: inherit;
  font-size: 14.5px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--ux-accent), var(--ux-accent-2));
  cursor: pointer;
  transition: transform 0.16s var(--ux-ease-bounce), filter 0.2s var(--ux-ease);
}
.ux-btn:active { transform: scale(0.98); }
.ux-btn.ghost {
  background: transparent;
  color: var(--ux-text-2);
  border: 1px solid var(--ux-line);
  margin-top: 8px;
}

/* ───────── 3) خلفيات المحادثة ───────── */
.ux-wp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}
.ux-wp {
  aspect-ratio: 9 / 14;
  border-radius: 14px;
  border: 2px solid transparent;
  cursor: pointer;
  padding: 0;
  transition: transform 0.18s var(--ux-ease-bounce), border-color 0.2s var(--ux-ease);
}
.ux-wp:active { transform: scale(0.94); }
.ux-wp.active { border-color: var(--ux-accent); }
.messages-wrap.ux-has-wp {
  background-image: var(--ux-wp-image) !important;
  background-size: cover !important;
  background-position: center !important;
}

/* ───────── 4) قائمة الرسائل المجدولة ───────── */
.ux-sched-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border: 1px solid var(--ux-line);
  border-radius: 13px;
  margin-bottom: 8px;
}
.ux-sched-row .ux-sched-text {
  flex: 1;
  min-width: 0;
  font-size: 13.5px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ux-sched-row .ux-sched-at { font-size: 11px; color: var(--ux-text-2); }
.ux-sched-del {
  border: 0;
  background: transparent;
  color: var(--uruk-red, #ec6a5e);
  font: inherit;
  font-size: 17px;
  cursor: pointer;
}

/* ───────── 5) زر النزول لآخر الرسائل ───────── */
.ux-jump {
  position: absolute;
  inset-inline-end: 14px;
  bottom: 14px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid var(--ux-line);
  background: var(--ux-sheet-bg);
  color: var(--ux-text);
  display: grid;
  place-items: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px) scale(0.9);
  transition: opacity 0.22s var(--ux-ease), transform 0.26s var(--ux-ease-bounce);
  box-shadow: 0 8px 22px -10px rgba(0, 0, 0, 0.8);
  z-index: 5;
}
.ux-jump.show { opacity: 1; pointer-events: auto; transform: none; }
.ux-jump svg { width: 19px; height: 19px; fill: currentColor; }
.ux-jump .ux-jump-badge {
  position: absolute;
  top: -5px;
  inset-inline-start: -4px;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--ux-accent), var(--ux-accent-2));
  color: #fff;
  font-size: 10.5px;
  font-weight: 700;
  display: grid;
  place-items: center;
  padding: 0 4px;
}
.ux-jump .ux-jump-badge.hidden { display: none; }

/* ───────── 6) شارة المؤقّت داخل رأس المحادثة ───────── */
.ux-ttl-chip {
  font-size: 11px;
  font-weight: 600;
  color: var(--ux-accent-2);
  background: color-mix(in srgb, var(--ux-accent-2) 14%, transparent);
  border-radius: 999px;
  padding: 2px 8px;
  margin-inline-start: 6px;
}
.ux-ttl-chip.hidden { display: none; }

/* ───────── 7) صقل بصري عام ───────── */
.chat-row {
  transition: background 0.2s var(--ux-ease), transform 0.16s var(--ux-ease);
}
.chat-row:active { transform: scale(0.995); }
.msg {
  animation: uxMsgIn 0.24s var(--ux-ease) both;
}
.msg-text, .msg-caption { line-height: 1.65; letter-spacing: 0.1px; }
.chat-name { letter-spacing: 0.1px; }
.composer-field { transition: box-shadow 0.24s var(--ux-ease), border-color 0.24s var(--ux-ease); }
.composer-field:focus-within { box-shadow: 0 0 0 3px color-mix(in srgb, var(--ux-accent) 18%, transparent); }
.send-fab { transition: transform 0.18s var(--ux-ease-bounce); }
.send-fab:active { transform: scale(0.9); }
.ux-draft-dot {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--uruk-gold, #f5a623);
  margin-inline-end: 4px;
}

@keyframes uxFade { from { opacity: 0; } to { opacity: 1; } }
@keyframes uxSlideUp { from { transform: translateY(18px); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes uxMsgIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  .msg, .ux-modal, .ux-modal-card { animation: none !important; }
}