/* İmraKChat tarzı - koyu tema */
:root {
  --bg-dark: #0f1419;
  --bg-panel: #1a2332;
  --bg-card: #243447;
  --accent: #1d9bf0;
  --accent-hover: #1a8cd8;
  --text: #e7e9ea;
  --text-muted: #8b98a5;
  --success: #00ba7c;
  --danger: #f4212e;
  --radius: 8px;
  --announcement-bg: #b8860b;
  --room-selected: #c9a227;
  --room-tile: #2d3748;
}

/* Kaydırma çubukları - tema renklerine uyumlu */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scrollbar-width: thin;
  scrollbar-color: var(--bg-card) var(--bg-dark);
}
*::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
*::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
*::-webkit-scrollbar-thumb {
  background: var(--bg-card);
  border-radius: 5px;
  border: 2px solid var(--bg-dark);
}
*::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}
*::-webkit-scrollbar-corner {
  background: var(--bg-dark);
}

html, body { height: 100%; }
body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-dark);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

#app { min-height: 100vh; height: 100%; display: flex; flex-direction: column; }

.screen { display: none; flex-direction: column; min-height: 100vh; }
.screen.active { display: flex; flex: 1; min-height: 0; height: 100%; overflow: hidden; }
/* Giriş yapılmışsa ilk çizimde login yerine oda ekranı göster (yanıp sönme önlenir) */
html.logged-in #screen-login { display: none !important; }
html.logged-in #screen-room {
  display: flex !important;
  flex: 1;
  min-height: 0;
  height: 100vh;
  max-height: 100vh;
  overflow: hidden;
  flex-direction: column;
}

/* Oda ekranı: viewport yüksekliğinde sabit, taşma yok */
#screen-room.screen.active {
  height: 100vh;
  max-height: 100vh;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* ---------- Üst header ---------- */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--bg-card);
  flex-shrink: 0;
}
.header-left { display: flex; align-items: center; gap: 0.5rem; }
.logo-icon { font-size: 1.5rem; }
.app-name { font-size: 1.25rem; font-weight: 700; color: #fff; }
.header-right { display: flex; align-items: center; gap: 0.75rem; }
.user-info { display: flex; align-items: center; gap: 0.5rem; }
.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-card);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 600;
}
.user-name { font-size: 0.9rem; color: var(--text); }
.user-name input {
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 0.9rem;
  width: 120px;
}
.user-name input:focus { outline: none; }
.btn-refresh { background: var(--success); color: #fff; border: none; padding: 0.4rem 0.9rem; border-radius: 6px; cursor: pointer; font-size: 0.85rem; }
.btn-refresh:hover { filter: brightness(1.1); }
.btn-logout { background: var(--danger); color: #fff; border: none; padding: 0.4rem 0.9rem; border-radius: 6px; cursor: pointer; font-size: 0.85rem; }
.btn-logout:hover { filter: brightness(1.1); }

/* Header sabit - Yenile ve Çıkış yap her zaman aynı yerde */
.header-fixed .header-right.header-buttons { display: flex; align-items: center; gap: 0.75rem; flex-shrink: 0; }
.gender-icon-small { font-size: 1.1rem; line-height: 1; }

/* ---------- Login ekranı ---------- */
.login-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}
.login-box {
  width: 100%;
  max-width: 380px;
  background: var(--bg-panel);
  border: 1px solid var(--bg-card);
  border-radius: var(--radius);
  padding: 2rem;
}
.login-logo { font-size: 1.75rem; margin-bottom: 0.25rem; text-align: center; }
.login-subtitle { color: var(--text-muted); font-size: 0.9rem; text-align: center; margin-bottom: 1.5rem; }
.login-form label { display: block; font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0.35rem; }
.login-form input[type="text"] {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--bg-card);
  border-radius: 6px;
  background: var(--bg-dark);
  color: var(--text);
  font-size: 1rem;
  margin-bottom: 1rem;
}
.login-form input[type="text"]:focus { outline: none; border-color: var(--accent); }
.gender-select {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.gender-option {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 0.75rem;
  border: 2px solid var(--bg-card);
  border-radius: 8px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}
.gender-option:hover { border-color: var(--accent); background: rgba(29,155,240,0.1); }
.gender-option:has(input:checked) { border-color: var(--accent); background: rgba(29,155,240,0.15); }
.gender-option input { display: none; }
.gender-option .gender-icon { font-size: 2rem; }
.gender-option span:last-child { font-size: 0.9rem; font-weight: 600; }
.btn-login {
  width: 100%;
  padding: 0.65rem;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}
.btn-login:hover { background: var(--accent-hover); }

/* ---------- Duyuru bandı (sarı) ---------- */
.announcement-bar {
  display: flex;
  align-items: center;
  background: var(--announcement-bg);
  color: #1a1a1a;
  padding: 0.4rem 0.75rem;
  gap: 1rem;
  flex-shrink: 0;
}
.announcement-label {
  font-weight: 700;
  font-size: 0.85rem;
  white-space: nowrap;
}
.announcement-marquee {
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
}
.announcement-marquee span {
  display: inline-block;
  padding-left: 100%;
  animation: marquee 25s linear infinite;
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

/* ---------- Oda ızgarası (10 sütun, görseldeki gibi) ---------- */
.rooms-section.welcome-rooms { flex: 1; padding: 1rem; overflow: auto; }
.room-grid-section {
  padding: 0.75rem 1rem;
  flex-shrink: 0;
  border-bottom: 1px solid var(--bg-card);
}
.rooms-grid-main {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 0.35rem;
}
@media (max-width: 1200px) { .rooms-grid-main { grid-template-columns: repeat(10, 1fr); } }
@media (max-width: 768px)  { .rooms-grid-main { grid-template-columns: repeat(5, 1fr); } }

.room-tile {
  padding: 0.25rem 0.3rem;
  border-radius: 4px;
  border: none;
  background: var(--room-tile);
  color: var(--text);
  font-size: 0.7rem;
  text-align: center;
  cursor: pointer;
  transition: background 0.15s;
  line-height: 1.2;
  min-height: 1.6rem;
}
.room-tile:hover { background: var(--bg-card); }
.room-tile.current {
  background: var(--room-selected);
  color: #1a1a1a;
  font-weight: 600;
}

.no-rooms-message {
  grid-column: 1 / -1;
  background: var(--bg-panel);
  padding: 1.5rem;
  text-align: center;
  border-radius: var(--radius);
  color: var(--text-muted);
}
.no-rooms-message .btn { display: inline-block; margin-top: 0.75rem; text-decoration: none; color: var(--accent); }

/* ---------- Alt bölüm: Sol Kullanıcılar | Orta Sohbet | Sağ Sidebar ---------- */
.bottom-section {
  flex: 1;
  display: flex;
  min-height: 0;
  overflow: hidden;
}
/* Sol: Kullanıcılar */
.participants-panel {
  width: 220px;
  min-width: 200px;
  display: flex;
  flex-direction: column;
  background: var(--bg-panel);
  border-right: 1px solid var(--bg-card);
  overflow: hidden;
}
.participants-panel-header {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--bg-card);
  font-size: 0.9rem;
  flex-shrink: 0;
}
.participants-panel-title { font-weight: 600; color: var(--text); text-align: center; }
.participants-panel-content {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem;
  min-height: 0;
}
.participants-panel-footer {
  flex-shrink: 0;
  padding: 0.5rem 0.75rem;
  border-top: 1px solid var(--bg-card);
}
.participants-panel-footer .btn-mic {
  width: 100%;
}
.chat-box {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  background: var(--bg-panel);
  border-right: 1px solid var(--bg-card);
  max-height: 100%;
}
.chat-box-header {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--bg-card);
  font-weight: 600;
  font-size: 0.95rem;
  flex-shrink: 0;
}
.chat-box-header .chat-box-title { text-align: center; color: var(--text); }
.chat-box-header .btn-sm { position: absolute; right: 0.75rem; }
.chat-welcome-msg {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.25rem;
  flex-shrink: 0;
}
.chat-messages {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}
.chat-messages-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0.5rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.chat-msg {
  font-size: 0.88rem;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  background: var(--bg-card);
  word-break: break-word;
}
.chat-msg .sender {
  font-weight: 600;
  color: var(--accent);
  font-size: 0.8rem;
  margin-right: 0.35rem;
}
.chat-msg .time { font-size: 0.75rem; color: var(--text-muted); margin-left: 0.25rem; }
.chat-msg.own .sender { color: var(--success); }
.chat-msg .gender-icon-inline { margin-right: 0.25rem; font-size: 0.9em; }
.chat-input-area {
  display: flex;
  gap: 0.4rem;
  padding: 0.5rem 0.75rem;
  border-top: 1px solid var(--bg-card);
  flex-shrink: 0;
  background: var(--bg-panel);
}
.chat-input-area input {
  flex: 1;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--bg-card);
  border-radius: 6px;
  background: var(--bg-dark);
  color: var(--text);
  font-size: 0.9rem;
}
.chat-input-area input:focus { outline: none; border-color: var(--accent); }
.btn-send {
  width: 36px;
  height: 36px;
  border-radius: 6px;
  border: none;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.btn-send:hover { background: var(--accent-hover); }

/* ---------- Sağ Sidebar (ileride farklı içerik) ---------- */
.live-sidebar {
  width: 240px;
  min-width: 200px;
  display: flex;
  flex-direction: column;
  background: var(--bg-panel);
  border-left: 1px solid var(--bg-card);
  overflow: hidden;
}
.live-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--bg-card);
  font-size: 0.9rem;
}
.live-sidebar-title { font-weight: 600; color: var(--text); }
.btn-icon {
  width: 28px;
  height: 28px;
  border: none;
  background: var(--bg-card);
  color: var(--text);
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
}
.btn-icon:hover { background: var(--bg-dark); }
.live-sidebar-content {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem;
}
.participants-list {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.participant-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.5rem;
  border-radius: 6px;
  background: var(--bg-card);
  font-size: 0.85rem;
}
.participant-row .gender-icon-small { font-size: 1rem; flex-shrink: 0; }
.participant-row .avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}
.participant-row.has-mic { border-left: 3px solid var(--success); }
.participant-row .call-btn {
  margin-left: auto;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  font-size: 0.75rem;
}
.participant-row .call-btn:hover { filter: brightness(1.1); }
.participants-panel-footer .btn-mic {
  margin-top: 0;
}
.room-controls-inline { margin-top: 0.75rem; }
.btn-mic {
  width: 100%;
  padding: 0.5rem;
  border-radius: 6px;
  border: none;
  background: var(--bg-card);
  color: var(--text);
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}
.btn-mic:hover { background: var(--accent); color: #fff; }
.btn-mic.active { background: var(--danger); color: #fff; }

/* Genel butonlar */
.btn { padding: 0.4rem 0.8rem; border-radius: 6px; border: none; font-size: 0.85rem; cursor: pointer; }
.btn-sm { padding: 0.3rem 0.5rem; font-size: 0.8rem; background: var(--bg-card); color: var(--text-muted); }
.btn-sm:hover { color: var(--text); }
.btn-primary { background: var(--accent); color: #fff; text-decoration: none; }
.btn-primary:hover { color: #fff; filter: brightness(1.1); }

/* Welcome ekranı - giriş formu */
#screen-welcome .rooms-section { max-width: 100%; }

/* Eski room-card (girişte kullanılabilir - grid boşsa) */
.room-card {
  background: var(--bg-panel);
  border: 1px solid var(--bg-card);
  border-radius: var(--radius);
  padding: 0.75rem;
  cursor: pointer;
  text-align: left;
}
.room-card .name { font-weight: 600; font-size: 0.9rem; }
.room-card .btn-enter {
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.4rem;
  border-radius: 6px;
  border: none;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  font-size: 0.85rem;
}

/* ---------- Call overlays ---------- */
.call-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.call-overlay.hidden { display: none; }
.call-modal { text-align: center; padding: 2rem; max-width: 320px; width: 90%; }
.call-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--bg-panel);
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 4px solid var(--bg-card);
}
.call-avatar.pulse { animation: pulse 1.5s ease-in-out infinite; }
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}
.caller-name { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.15rem; }
.call-status { color: var(--text-muted); margin-bottom: 1rem; font-size: 0.85rem; }
.call-actions { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }
.btn-call {
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  border: none;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
}
.btn-call.reject { background: var(--danger); color: #fff; }
.btn-call.accept { background: var(--success); color: #fff; }
.btn-call.cancel, .btn-call.end { background: var(--bg-card); color: var(--text); }
.btn-call.cancel:hover, .btn-call.end:hover { background: var(--danger); color: #fff; }
.call-avatar-inner .fa-envelope { font-size: 2.5rem; }

/* Özel mesaj sohbet penceresi */
.private-chat-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1001;
}
.private-chat-modal.hidden { display: none; }
.private-chat-box {
  width: 90%;
  max-width: 420px;
  max-height: 70vh;
  background: var(--bg-panel);
  border: 1px solid var(--bg-card);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.private-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--bg-card);
  flex-shrink: 0;
}
.private-chat-title { font-weight: 600; font-size: 0.95rem; color: var(--text); }
.private-chat-title .fa-user-secret { margin-right: 0.35rem; color: var(--accent); }
.private-chat-header-btns { display: flex; align-items: center; gap: 0.4rem; }
.btn-end-private-chat {
  padding: 0.35rem 0.6rem;
  border: none;
  border-radius: 6px;
  background: var(--danger);
  color: #fff;
  font-size: 0.8rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.btn-end-private-chat:hover { filter: brightness(1.1); }
.btn-close-private-chat {
  width: 32px;
  height: 32px;
  border: none;
  background: var(--bg-card);
  color: var(--text);
  border-radius: 6px;
  cursor: pointer;
  font-size: 1rem;
}
.btn-close-private-chat:hover { background: var(--danger); color: #fff; }
.private-chat-messages {
  flex: 1;
  min-height: 200px;
  max-height: 320px;
  overflow-y: auto;
  padding: 0.5rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.private-chat-msg {
  font-size: 0.88rem;
  padding: 0.4rem 0.6rem;
  border-radius: 8px;
  word-break: break-word;
  max-width: 85%;
}
.private-chat-msg.from-them {
  background: var(--bg-card);
  align-self: flex-start;
}
.private-chat-msg.from-me {
  background: var(--accent);
  color: #fff;
  align-self: flex-end;
}
.private-chat-msg .sender { font-weight: 600; font-size: 0.8rem; margin-bottom: 0.15rem; }
.private-chat-msg .time { font-size: 0.7rem; opacity: 0.85; }
.private-chat-input-area {
  display: flex;
  gap: 0.4rem;
  padding: 0.5rem 0.75rem;
  border-top: 1px solid var(--bg-card);
  flex-shrink: 0;
}
.private-chat-input-area input {
  flex: 1;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--bg-card);
  border-radius: 6px;
  background: var(--bg-dark);
  color: var(--text);
  font-size: 0.9rem;
}
.private-chat-input-area input:focus { outline: none; border-color: var(--accent); }
.private-chat-input-area .btn-send { flex-shrink: 0; }
.participant-row .btn-private-msg {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: none;
  background: var(--success);
  color: #fff;
  cursor: pointer;
  font-size: 0.7rem;
  margin-left: 0.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.participant-row .btn-private-msg:hover { filter: brightness(1.1); }
.participant-row .btn-private-msg.pending { background: var(--text-muted); cursor: default; }