/* ============================================================
   موقع شات — واجهة التطبيق (الطبقة البصرية v2)
   تُحمَّل بعد chat.css: توكنز دافئة + هوية بنفسجية موحّدة مع الشعار.
   لا تغيّر أي سلوك أو JavaScript — ألوان وحدود وظلال وتنسيق فقط.
   ============================================================ */

:root,
html[data-theme="light"] {
  --bg: #FBF7F1;
  --bg-soft: #FFFFFF;
  --bg-deep: #F3EDE4;
  --cream: #F5F0E8;
  --glass: #FFFFFF;
  --glass-strong: #F3EDE4;
  --border: rgba(28, 22, 16, 0.10);
  --hairline: rgba(28, 22, 16, 0.07);
  --text: #1B1611;
  --text-muted: #6F6459;
  --text-soft: #A79C90;
  --primary: #6D4AFF;
  --primary-2: #9B7BFF;
  --primary-glow: rgba(109, 74, 255, 0.26);
  --primary-ink: #4A2AD6;
  --primary-soft: rgba(109, 74, 255, 0.10);
  --accent: #1FA97A;
  --on: #1FA97A;
  --danger: #E05252;
  --gold: #D99A2B;
  --sh-sm: 0 1px 2px rgba(28, 22, 16, 0.06), 0 2px 8px rgba(28, 22, 16, 0.04);
  --sh-md: 0 8px 24px -8px rgba(28, 22, 16, 0.18);
  --sh-lg: 0 30px 80px -24px rgba(26, 20, 50, 0.38);
}
html[data-theme="dark"] {
  --bg: #100E17;
  --bg-soft: #191625;
  --bg-deep: #0C0A12;
  --cream: #221E30;
  --glass: #221E30;
  --glass-strong: #2B2640;
  --border: rgba(255, 255, 255, 0.09);
  --hairline: rgba(255, 255, 255, 0.07);
  --text: #F4F1FF;
  --text-muted: #A9A2BD;
  --text-soft: #7C7590;
  --primary: #9B7BFF;
  --primary-2: #B9A2FF;
  --primary-glow: rgba(124, 92, 255, 0.38);
  --primary-ink: #CBBCFF;
  --primary-soft: rgba(155, 123, 255, 0.14);
  --on: #34D399;
  --sh-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --sh-md: 0 10px 28px -10px rgba(0, 0, 0, 0.55);
  --sh-lg: 0 30px 80px -24px rgba(0, 0, 0, 0.65);
}

/* ---------- أساسيات ---------- */
[hidden] { display: none !important; }
html, body { background: var(--bg); color: var(--text); }
.chat-app { background: var(--bg); }
::selection { background: var(--primary-soft); color: var(--text); }
:where(button, a, input, textarea, [tabindex]):focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ---------- الهيدر ---------- */
.chat-header {
  height: 64px; flex: 0 0 64px;
  padding-inline: 14px;
  background: color-mix(in srgb, var(--bg-soft) 88%, transparent);
  backdrop-filter: saturate(1.3) blur(14px);
  -webkit-backdrop-filter: saturate(1.3) blur(14px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 10px 30px -26px rgba(28, 22, 16, 0.55);
}
.hdr-btn {
  width: 40px; height: 40px; border-radius: 13px;
  background: var(--cream); border: 1px solid var(--border);
  color: var(--text-muted);
}
.hdr-btn:hover {
  background: var(--primary-soft);
  border-color: color-mix(in srgb, var(--primary) 26%, transparent);
  color: var(--primary);
}
.hdr-btn:active { transform: scale(0.94); }
.mb-badge {
  background: var(--primary); color: #fff;
  border: 2px solid var(--bg-soft);
  box-shadow: 0 2px 6px -2px var(--primary-glow);
}
.room-av {
  width: 42px; height: 42px; border-radius: 14px;
  background: var(--primary-soft);
  border: 1px solid color-mix(in srgb, var(--primary) 18%, transparent);
}
.room-title h1 { font-size: 1.05rem; font-weight: 900; letter-spacing: -0.2px; color: var(--text); }
.room-online {
  margin-top: 2px; padding: 2px 9px 2px 8px; gap: 6px;
  width: fit-content; border-radius: 999px;
  background: color-mix(in srgb, var(--on) 11%, transparent);
  color: color-mix(in srgb, var(--on) 72%, var(--text));
  font-size: 0.72rem; font-weight: 800;
}
html[data-theme="dark"] .room-online { color: var(--on); }
.room-online .dot { width: 7px; height: 7px; box-shadow: 0 0 0 3px color-mix(in srgb, var(--on) 18%, transparent); }
.theme-toggle {
  width: 40px; height: 40px; border-radius: 13px;
  background: var(--cream); border: 1px solid var(--border);
}
.theme-toggle:hover { background: var(--primary-soft); border-color: color-mix(in srgb, var(--primary) 26%, transparent); }

/* ---------- منطقة الرسائل ---------- */
.chat-main,
html[data-theme="light"] .chat-main,
html[data-theme="dark"] .chat-main {
  background-color: var(--bg);
  background-image:
    radial-gradient(900px 520px at 100% 0%, var(--primary-soft) 0%, transparent 55%),
    radial-gradient(700px 420px at 0% 100%, color-mix(in srgb, var(--primary) 5%, transparent) 0%, transparent 62%);
}
.messages {
  gap: 5px;
  padding: 18px max(14px, calc((100% - 1080px) / 2)) 22px;
  background-image: radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--text) 3%, transparent) 1px, transparent 0);
  background-size: 24px 24px;
}

.msg {
  max-width: 100%;
  padding: 8px 12px;
  gap: 10px;
  border-radius: 14px;
}
.msg.other { background: transparent; }
.msg.other:hover { background: color-mix(in srgb, var(--text) 4%, transparent); }
.msg.mine {
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--primary) 3%, var(--bg-soft)),
    color-mix(in srgb, var(--primary) 8%, var(--bg-soft)));
  border-inline-start: 3px solid var(--primary);
  padding-inline-start: 9px;
  box-shadow: 0 2px 14px -10px var(--primary-glow);
}
.msg.mine:hover {
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--primary) 5%, var(--bg-soft)),
    color-mix(in srgb, var(--primary) 11%, var(--bg-soft)));
}

/* الرسائل صفوف نصية (لا فقاعات) — نمنع أي تعارض يُخفي النص */
.msg .bubble,
.msg.mine .bubble {
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  border-radius: 0 !important;
  padding: 0 !important;
  color: var(--text) !important;
  flex: 1; min-width: 0;
}

.msg .avatar {
  width: 34px; height: 34px; border-radius: 50%;
  border: 2px solid var(--bg-soft);
  box-shadow: 0 2px 8px -3px rgba(28, 22, 16, 0.35);
  font-size: 0.92rem;
}
.msg .m-name { font-size: 0.87rem; font-weight: 800; }
.msg.other .m-name > span:first-child { color: var(--text); }
.msg.mine .m-name > span:first-child { color: var(--primary) !important; }
.msg .m-time { margin-inline-start: 8px; font-size: 0.68rem; font-weight: 700; color: var(--text-muted); opacity: .85; }
.msg.mine .m-time, .msg.mine .m-tick { color: var(--text-muted); opacity: .85; }
.msg .m-tick.read { color: var(--on); }
.msg .m-body { font-size: 0.95rem; line-height: 1.8; color: var(--text); }
.msg .m-edited { color: var(--text-soft); opacity: 1; }

.msg-quote {
  width: fit-content;
  max-width: min(100%, 460px);
  background: color-mix(in srgb, var(--primary) 7%, var(--bg-soft));
  border-inline-start: 3px solid var(--primary);
  border-radius: 10px;
  padding: 5px 10px;
}
.msg.mine .msg-quote {
  background: color-mix(in srgb, var(--primary) 9%, var(--bg-soft));
  border-inline-start-color: var(--primary);
}
.msg .m-tools {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--sh-sm);
}
.msg .m-tool:hover { background: var(--primary-soft); color: var(--primary); }

/* فواصل الأيام والرسائل النظامية */
.messages .day-sep,
.messages .sep-day {
  background: none;
  border: 0;
  padding: 0;
  box-shadow: none;
  color: var(--text-muted);
}
.messages .day-sep span,
.messages .sep-day span {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.7rem; font-weight: 800;
  padding: 4px 14px;
  border-radius: 999px;
  box-shadow: var(--sh-sm);
}
.messages .day-sep::before,
.messages .day-sep::after {
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--text) 12%, transparent), transparent);
}
.messages .sys {
  background: color-mix(in srgb, var(--bg-soft) 90%, transparent);
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 999px;
  box-shadow: var(--sh-sm);
}

/* ---------- شريط الكتابة ---------- */
.input-bar {
  gap: 8px;
  padding: 10px max(12px, calc((100% - 1080px) / 2)) calc(10px + env(safe-area-inset-bottom, 0px));
  background: color-mix(in srgb, var(--bg-soft) 90%, transparent);
  backdrop-filter: saturate(1.2) blur(14px);
  -webkit-backdrop-filter: saturate(1.2) blur(14px);
  border-top: 1px solid var(--border);
}
.input-bar .inp, .inp {
  min-height: 46px;
  padding: 12px 16px;
  background: var(--cream);
  border: 1.5px solid transparent;
  border-radius: 22px;
  color: var(--text);
  font-size: 0.95rem;
}
.input-bar .inp:focus, .inp:focus {
  outline: none;
  background: var(--bg-soft);
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}
.input-bar .inp::placeholder, .inp::placeholder { color: color-mix(in srgb, var(--text) 60%, transparent); opacity: 1; }
.emoji-btn {
  width: 42px; height: 42px;
  border-radius: 14px;
  background: var(--cream);
  border: 1px solid var(--border);
  font-size: 1.05rem;
}
.emoji-btn:hover {
  background: var(--primary-soft);
  border-color: color-mix(in srgb, var(--primary) 26%, transparent);
}
.send {
  width: 46px; height: 46px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  box-shadow: 0 10px 22px -8px var(--primary-glow);
}
.send:hover { box-shadow: 0 12px 26px -8px var(--primary-glow); }

/* ---------- اللوحات الجانبية ---------- */
.rooms-panel.side {
  width: 350px;
  background: var(--bg-soft);
  border-inline-end: 1px solid var(--border);
}
.rp-head { padding: 16px 18px 10px; }
.rp-head h2 { font-size: 1.2rem; font-weight: 900; letter-spacing: -0.2px; }
.rp-close {
  width: 34px; height: 34px; border-radius: 11px;
  background: var(--cream); border: 1px solid var(--border);
}
.side-pane { padding: 4px 10px 14px; }
.sp-sec {
  color: var(--text-soft);
  font-size: 0.7rem; font-weight: 800;
  letter-spacing: 0.02em; text-transform: none;
  padding: 14px 8px 6px;
}
.find-box {
  margin: 2px 8px 6px;
  padding: 0 12px;
  display: flex; align-items: center; gap: 8px;
  background: var(--cream);
  border: 1.5px solid transparent;
  border-radius: 14px;
  color: var(--text-muted);
}
.find-box input {
  padding: 11px 0;
  background: none; border: none;
  color: var(--text); font-size: 0.88rem;
}
.find-box input:focus { outline: none; box-shadow: none; background: none; border: none; }
.find-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
  background: var(--bg-soft);
}

.app-links { display: flex; gap: 8px; padding: 2px 8px 6px; }
.app-link {
  flex: 1;
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  padding: 10px 8px; border-radius: 12px;
  background: var(--cream);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.8rem; font-weight: 800; text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.app-link svg { width: 16px; height: 16px; }
.app-link:hover {
  background: var(--primary-soft);
  border-color: color-mix(in srgb, var(--primary) 25%, transparent);
  color: var(--primary);
}

.room-link, .dm-item, .fr-item, .find-item {
  border-radius: 13px;
  padding: 8px 10px;
}
.room-link:hover, .dm-item:hover, .fr-item:hover, .find-item:hover { background: var(--cream); }
.room-link.active, .dm-item.active {
  background: var(--primary-soft);
  border-color: color-mix(in srgb, var(--primary) 22%, transparent);
}
.rl-ico, .s-av { width: 44px; height: 44px; font-size: 1.2rem; border-radius: 50%; }
.rl-name, .s-name, .dm-name { font-weight: 800; }
.s-sub, .rl-sub, .dm-sub { color: var(--text-muted); }
.rl-count { color: var(--on); }
.un-badge { background: var(--primary); }

.guest-cta, .side-locked {
  background: linear-gradient(160deg, var(--primary-soft), transparent 90%);
  border: 1px solid color-mix(in srgb, var(--primary) 20%, transparent);
  border-radius: 16px;
  padding: 14px;
}
.guest-cta b, .side-locked b { color: var(--text); }
.guest-cta p, .side-locked p { color: var(--text-muted); }

.rand-room {
  background: var(--primary-soft);
  color: var(--primary);
  border: 1px solid color-mix(in srgb, var(--primary) 22%, transparent);
  border-radius: 999px;
}

/* تبويبات الأسفل */
.side-tabs {
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
.stab { color: var(--text-soft); border-radius: 12px; }
.stab.active { color: var(--primary); }
.stab.active i { filter: none; opacity: 1; }
.side-tabs .tb-badge { background: var(--primary); color: #fff; }

/* شريط تمرير أنيق */
.messages::-webkit-scrollbar { width: 8px; }
.messages::-webkit-scrollbar-thumb { background: color-mix(in srgb, var(--text) 14%, transparent); border-radius: 99px; }
.messages::-webkit-scrollbar-thumb:hover { background: color-mix(in srgb, var(--text) 22%, transparent); }

/* ---------- نافذة الدخول ---------- */
.nick-overlay {
  background:
    radial-gradient(900px 520px at 50% -10%, var(--primary-soft), transparent 70%),
    color-mix(in srgb, var(--bg-deep) 70%, transparent);
  backdrop-filter: blur(10px) saturate(1.2);
  -webkit-backdrop-filter: blur(10px) saturate(1.2);
}
.nick-card {
  width: min(430px, calc(100vw - 28px));
  padding: 26px 24px 22px;
  border-radius: 26px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  box-shadow: var(--sh-lg);
}
.nick-brand { text-align: center; }
.nick-brand .nb-logo {
  width: 64px; height: 64px;
  display: inline-block;
  border-radius: 20px;
  object-fit: cover;
  box-shadow: 0 14px 30px -12px var(--primary-glow);
  margin-bottom: 4px;
}
.nick-card h2 { font-size: 1.3rem; font-weight: 900; letter-spacing: -0.3px; margin-bottom: 4px; }
.nick-card p { color: var(--text-muted); font-size: 0.86rem; line-height: 1.7; }
.auth-tabs {
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 5px;
  gap: 5px;
}
.atab {
  padding: 9px;
  border-radius: 10px;
  font-size: 0.87rem; font-weight: 800;
  color: var(--text-muted);
}
.atab.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  box-shadow: 0 6px 16px -8px var(--primary-glow);
}
.f-label { font-size: 0.75rem; font-weight: 800; color: var(--text-muted); }
.nick-card input {
  height: 48px;
  border-radius: 13px;
  background: var(--cream);
  border: 1.5px solid transparent;
  color: var(--text);
  font-size: 0.95rem;
}
.nick-card input:focus {
  outline: none;
  background: var(--bg-soft);
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}
.nick-card input::placeholder { color: color-mix(in srgb, var(--text) 60%, transparent); opacity: 1; }
.nick-card .btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  border-radius: 14px;
  box-shadow: 0 12px 26px -10px var(--primary-glow);
}
.nick-card .btn-primary:hover { filter: brightness(1.04); }
.btn-ghost-2 {
  border: 1.5px dashed color-mix(in srgb, var(--primary) 38%, transparent);
  background: var(--primary-soft);
  color: var(--primary);
  border-radius: 14px;
}
.btn-ghost-2:hover { background: color-mix(in srgb, var(--primary) 16%, transparent); }
.auth-hint { color: var(--text-soft); }
.auth-divider { color: var(--text-soft); }
.auth-divider::before, .auth-divider::after { background: var(--border); }
.nick-note { color: var(--danger); }

/* ---------- الشاشات الصغيرة ---------- */
@media (max-width: 760px) {
  .chat-header { height: 58px; flex-basis: 58px; padding-inline: 10px; }
  #home-btn, #theme-toggle { display: none !important; }
  .hdr-btn, .theme-toggle { width: 38px; height: 38px; border-radius: 12px; }
  .room-title h1 { font-size: 0.98rem; }
  .room-online { font-size: 0.68rem; }
  .messages { padding: 12px 12px 16px; gap: 3px; }
  .msg { padding: 6px 9px; gap: 8px; border-radius: 12px; }
  .msg .avatar { width: 30px; height: 30px; font-size: 0.82rem; }
  .msg .m-body { font-size: 0.93rem; line-height: 1.75; }
  .input-bar {
    gap: 6px;
    padding: 8px 10px calc(8px + env(safe-area-inset-bottom, 0px));
  }
  .emoji-btn { width: 40px; height: 40px; border-radius: 13px; }
  .send { width: 44px; height: 44px; border-radius: 15px; }
  .rooms-panel.side { width: 100%; }
  .nick-card { padding: 22px 18px 18px; border-radius: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* Clear navigation and a visible composer on mobile and desktop. */
#back-btn:not([hidden]) { display: flex; width: auto; min-width: 72px; gap: 4px; padding-inline: 8px; font-weight: 800; }
.composer-label { flex: 0 0 auto; margin: 0; padding: 5px 12px; background: var(--bg-soft); color: var(--text); font-size: .75rem; font-weight: 700; border-top: 1px solid var(--border); }
.input-bar { flex: 0 0 auto; }
.input-bar .inp { min-width: 0; font-size: 16px; }
.input-bar .send { width: auto; min-width: 62px; padding-inline: 10px; gap: 4px; display: inline-flex; align-items: center; justify-content: center; font: inherit; font-size: .8rem; font-weight: 800; }
.input-bar .send svg { width: 16px; }
.input-bar .send:disabled { opacity: .6; cursor: wait; }
@media (max-width: 1023px) {
  .rooms-panel.side { height: var(--apph, 100dvh); bottom: auto; }
  .chat-app:not(.view-conv) .chat-main, .chat-app:not(.view-conv) .chat-header { visibility: hidden; }
  .chat-app.view-conv .chat-main { min-height: 0; }
  .input-bar { gap: 4px; padding-inline: 6px; }
  .input-bar .emoji-btn { width: 32px; min-width: 32px; }
}

/* One global navigation dock; tools are a secondary, top-of-list row. */
body.has-tabbar .chat-app { height: calc(var(--apph, 100dvh) - var(--nav-space, 94px)); }
.rooms-panel.side .chat-tools { order: 0; display: flex; flex: 0 0 auto; align-items: stretch; gap: 4px; margin: 4px 12px 10px; padding: 5px; border: 1px solid var(--border); border-radius: 14px; background: var(--cream); }
.chat-tools .stab { flex: 1; min-width: 0; padding: 8px 3px; gap: 4px; font-size: .68rem; white-space: normal; line-height: 1.5; }
.chat-tools .stab.active { color: var(--primary); background: var(--bg-soft); box-shadow: 0 2px 8px rgba(30,20,60,.06); }
.chat-tools .stab i { display: none; }
.chat-tools .stab span { display: inline; }
.chat-tools .stab { flex-direction: row; }
.chat-tools .tb-badge { position: static; min-width: 16px; height: 16px; padding: 0 3px; border: 0; font-size: .6rem; }
body.has-tabbar .fab { bottom: 12px; }
.chat-list-btn { width: auto; padding-inline: 8px; gap: 4px; display: inline-flex; align-items: center; font-size: .7rem; font-weight: 700; }
.room-title { min-width: 0; }
.room-online { display: flex; min-width: 0; overflow: hidden; }
.room-online .on-txt { overflow: hidden; text-overflow: ellipsis; }
#da-rate-btn { position: static !important; align-self: stretch; margin: 0 12px 10px; justify-content: center; font-size: .75rem; }
#da-rate-btn[hidden] { display: none !important; }
@media (max-width: 1023px) {
  body.has-tabbar .rooms-panel.side { height: calc(var(--apph, 100dvh) - var(--nav-space, 94px)); }
  .chat-header { gap: 5px; }
  #back-btn:not([hidden]) { min-width: 58px; font-size: .72rem; }
  .chat-list-btn span { display: none; }
  .input-bar { padding-bottom: 8px; }
}
@media (min-width: 1024px) {
  .chat-app.view-conv .rooms-panel.side { width: 300px; min-width: 300px; }
  .chat-app.view-conv .rooms-panel.side .rp-head h2 { font-size: 1.25rem; }
  .chat-app.view-conv .rooms-panel.side .rp-head h2::before { content: none; }
  .chat-app.view-conv .rooms-panel.side .chat-tools .stab span { display: inline; }
  .chat-app.view-conv .rooms-panel.side .find-box,
  .chat-app.view-conv .rooms-panel.side .sp-sec { display: flex !important; }
  .chat-app.view-conv .rooms-panel.side .rl-info,
  .chat-app.view-conv .rooms-panel.side .dm-info,
  .chat-app.view-conv .rooms-panel.side .fr-info,
  .chat-app.view-conv .rooms-panel.side .find-info,
  .chat-app.view-conv .rooms-panel.side .ct-txt,
  .chat-app.view-conv .rooms-panel.side .guest-cta:not([hidden]) { display: block !important; }
  .chat-app.view-conv .rooms-panel.side .rl-count { display: inline-flex !important; }
  .chat-app.view-conv .rooms-panel.side .room-link,
  .chat-app.view-conv .rooms-panel.side .dm-item,
  .chat-app.view-conv .rooms-panel.side .fr-item,
  .chat-app.view-conv .rooms-panel.side .find-item,
  .chat-app.view-conv .rooms-panel.side .ct-row { justify-content: flex-start; gap: 10px; padding: 10px; }
  .chat-app.view-conv .rooms-panel.side .rp-head { justify-content: space-between; padding: 14px 18px 10px; }
}