/* ═══════════════════════════════════════════════════════
   SRWAManager — WhatsApp Web Exact Clone Theme
═══════════════════════════════════════════════════════ */

:root {
  --wa-green:        #008069;
  --wa-green-dark:   #006d57;
  --wa-teal:         #00a884;
  --wa-sent-bg:      #d9fdd3;
  --wa-recv-bg:      #ffffff;
  --wa-chat-bg:      #efeae2;
  --wa-panel-header: #f0f2f5;
  --wa-sidebar-bg:   #ffffff;
  --wa-sb-header:    #008069;
  --wa-text-primary: #111b21;
  --wa-text-second:  #667781;
  --wa-icon:         #54656f;
  --wa-divider:      #e9edef;
  --wa-hover:        #f5f6f6;
  --wa-active:       #f0f2f5;
  --wa-input-bg:     #f0f2f5;
  --wa-blue-tick:    #53bdeb;
  --wa-shadow:       0 1px 0.5px rgba(11,20,26,.13);
  --wa-radius:       7.5px;
  --sb-width:        420px;
}

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

html, body { height: 100%; overflow: hidden; font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; background: var(--wa-chat-bg); }

/* ── LOGIN ──────────────────────────────────────────── */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f0f2f5;
}
.login-box {
  background: #fff;
  border-radius: 3px;
  box-shadow: 0 2px 16px rgba(0,0,0,.12);
  padding: 48px 40px 40px;
  width: 100%;
  max-width: 420px;
  text-align: center;
}
.login-logo { margin-bottom: 24px; }
.login-title { font-size: 1.6rem; font-weight: 300; color: var(--wa-text-primary); letter-spacing: .5px; }
.login-sub   { font-size: .85rem; color: var(--wa-text-second); margin-top: 6px; margin-bottom: 28px; }
.login-error { background: #fff0f0; border: 1px solid #ffcdd2; color: #c62828; font-size: .83rem; border-radius: 4px; padding: 10px 14px; margin-bottom: 16px; text-align: left; }
.login-form  { text-align: left; }
.login-field { margin-bottom: 18px; }
.login-field label { display: block; font-size: .78rem; color: var(--wa-text-second); margin-bottom: 6px; font-weight: 500; letter-spacing: .3px; text-transform: uppercase; }
.login-field input { width: 100%; border: none; border-bottom: 2px solid var(--wa-divider); padding: 8px 0; font-size: 1rem; color: var(--wa-text-primary); outline: none; background: transparent; transition: border-color .2s; }
.login-field input:focus { border-color: var(--wa-teal); }
.login-btn { width: 100%; margin-top: 28px; background: var(--wa-teal); color: #fff; border: none; border-radius: 24px; padding: 14px; font-size: .92rem; font-weight: 600; letter-spacing: 1.5px; cursor: pointer; transition: background .2s; }
.login-btn:hover { background: var(--wa-green); }

/* ── APP SHELL ──────────────────────────────────────── */
#app {
  display: flex;
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  background: var(--wa-chat-bg);
}

/* ── SIDEBAR ────────────────────────────────────────── */
#sidebar {
  width: var(--sb-width);
  min-width: 280px;
  max-width: 480px;
  display: flex;
  flex-direction: column;
  background: var(--wa-sidebar-bg);
  border-right: 1px solid var(--wa-divider);
  position: relative;
  z-index: 10;
}

/* Sidebar Header */
.sb-header {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--wa-panel-header);
  padding: 10px 16px;
  height: 59px;
  flex-shrink: 0;
}
.sb-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--wa-icon);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem;
  cursor: pointer;
  flex-shrink: 0;
}
.sb-header-title { flex: 1; font-size: 1.02rem; font-weight: 600; color: var(--wa-text-primary); }
.sb-header-icons { display: flex; gap: 4px; align-items: center; }
.sb-icon-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem;
  color: var(--wa-icon);
  cursor: pointer;
  position: relative;
  text-decoration: none;
  transition: background .15s;
}
.sb-icon-btn:hover { background: rgba(0,0,0,.05); }

/* Number selector bar */
.sb-number-bar {
  background: var(--wa-green);
  padding: 8px 12px;
  flex-shrink: 0;
}
.sb-number-bar select {
  width: 100%;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 6px;
  padding: 6px 10px;
  color: #fff;
  font-size: .85rem;
  outline: none;
  cursor: pointer;
}
.sb-number-bar select option { background: #fff; color: var(--wa-text-primary); }

/* Search */
.sb-search { padding: 8px 12px; background: var(--wa-sidebar-bg); flex-shrink: 0; }
.sb-search-inner {
  display: flex; align-items: center; gap: 10px;
  background: var(--wa-input-bg);
  border-radius: 8px;
  padding: 0 14px;
  height: 35px;
}
.sb-search-icon { color: var(--wa-text-second); font-size: .9rem; }
.sb-search-inner input { flex: 1; border: none; background: transparent; outline: none; font-size: .93rem; color: var(--wa-text-primary); }
.sb-search-inner input::placeholder { color: var(--wa-text-second); }
.sb-search-clear { background: none; border: none; color: var(--wa-text-second); cursor: pointer; font-size: 1rem; padding: 0; display: flex; align-items: center; }

/* Chat List */
.chat-list { flex: 1; overflow-y: auto; overflow-x: hidden; }
.chat-list::-webkit-scrollbar { width: 6px; }
.chat-list::-webkit-scrollbar-thumb { background: rgba(0,0,0,.13); border-radius: 3px; }

.chat-item {
  display: flex; align-items: center; gap: 13px;
  padding: 12px 16px;
  cursor: pointer;
  border-bottom: 1px solid var(--wa-divider);
  transition: background .12s;
  position: relative;
  user-select: none;
}
.chat-item:hover  { background: var(--wa-hover); }
.chat-item.active { background: var(--wa-active); }

.chat-item-avatar {
  width: 49px; height: 49px; border-radius: 50%;
  background: var(--wa-icon);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 600;
  flex-shrink: 0;
  text-transform: uppercase;
}
.chat-item-body { flex: 1; min-width: 0; }
.chat-item-top { display: flex; justify-content: space-between; align-items: baseline; gap: 4px; }
.chat-item-name { font-size: .938rem; font-weight: 400; color: var(--wa-text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-item-time { font-size: .73rem; color: var(--wa-text-second); white-space: nowrap; flex-shrink: 0; }
.chat-item-time.has-unread { color: var(--wa-teal); font-weight: 600; }
.chat-item-bottom { display: flex; align-items: center; gap: 4px; margin-top: 2px; }
.chat-item-preview { flex: 1; font-size: .84rem; color: var(--wa-text-second); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chat-item-preview.outbound::before { content: ""; }
.unread-badge {
  min-width: 20px; height: 20px;
  background: var(--wa-teal);
  color: #fff;
  border-radius: 10px;
  font-size: .73rem; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  padding: 0 5px;
  flex-shrink: 0;
}
.tick-icon { font-size: .78rem; color: var(--wa-text-second); }
.tick-icon.read { color: var(--wa-blue-tick); }

.no-numbers {
  display: flex; flex-direction: column; align-items: center;
  padding: 60px 24px; color: var(--wa-text-second); text-align: center; gap: 12px;
}
.no-numbers i { font-size: 3rem; color: var(--wa-icon); }
.no-numbers a { color: var(--wa-teal); text-decoration: none; font-weight: 500; }

.chat-list-loading { display: flex; justify-content: center; padding: 40px; }
.wa-spinner {
  width: 28px; height: 28px;
  border: 3px solid var(--wa-divider);
  border-top-color: var(--wa-teal);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── MAIN PANEL ─────────────────────────────────────── */
#main-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  position: relative;
}

/* Welcome Screen */
#welcome-screen {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--wa-chat-bg);
  border-top: 6px solid var(--wa-teal);
}
.welcome-inner { text-align: center; max-width: 380px; }
.welcome-icon { margin-bottom: 32px; opacity: .85; }
.welcome-inner h2 { font-size: 1.7rem; font-weight: 300; color: var(--wa-text-primary); margin-bottom: 12px; }
.welcome-inner p  { font-size: .95rem; color: var(--wa-text-second); line-height: 1.6; }
.welcome-lock { margin-top: 24px; font-size: .8rem; color: var(--wa-text-second); display: flex; align-items: center; justify-content: center; gap: 5px; }

/* Chat View */
#chat-view { display: flex; flex-direction: column; height: 100%; }

/* Chat Header */
.chat-header {
  display: flex; align-items: center; gap: 13px;
  padding: 10px 16px;
  background: var(--wa-panel-header);
  height: 59px;
  border-bottom: 1px solid var(--wa-divider);
  flex-shrink: 0;
}
.chat-header-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--wa-icon);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; font-weight: 600;
  cursor: pointer;
  flex-shrink: 0;
  text-transform: uppercase;
}
.chat-header-info { flex: 1; min-width: 0; }
.chat-contact-name   { font-size: .984rem; font-weight: 600; color: var(--wa-text-primary); }
.chat-contact-status { font-size: .78rem; color: var(--wa-text-second); }
.chat-header-icons { display: flex; gap: 4px; }
.ch-icon-btn {
  width: 40px; height: 40px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem; color: var(--wa-icon);
  cursor: pointer; border: none; background: none;
  position: relative;
  transition: background .15s;
}
.ch-icon-btn:hover { background: rgba(0,0,0,.05); }

/* Messages Area */
.messages-area {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 8px 7%;
  background-color: var(--wa-chat-bg);
  background-image: url("data:image/svg+xml,%3Csvg width='400' height='400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='400' height='400' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
}
.messages-area::-webkit-scrollbar { width: 6px; }
.messages-area::-webkit-scrollbar-thumb { background: rgba(0,0,0,.13); border-radius: 3px; }

.messages-inner { display: flex; flex-direction: column; gap: 2px; padding-bottom: 8px; }

/* Date separator */
.date-sep {
  text-align: center;
  margin: 12px 0 6px;
}
.date-sep span {
  background: #fff;
  color: var(--wa-text-second);
  font-size: .75rem;
  padding: 5px 12px;
  border-radius: 8px;
  box-shadow: 0 1px 0.5px rgba(0,0,0,.13);
  display: inline-block;
}

/* Message bubble */
.msg-row {
  display: flex;
  margin: 1px 0;
}
.msg-row.sent     { justify-content: flex-end; }
.msg-row.received { justify-content: flex-start; }

.msg-bubble {
  max-width: 65%;
  min-width: 80px;
  padding: 6px 7px 8px 9px;
  border-radius: var(--wa-radius);
  position: relative;
  word-wrap: break-word;
  box-shadow: var(--wa-shadow);
  animation: pop-in .12s ease;
}
@keyframes pop-in { from { transform: scale(.96); opacity: .7; } to { transform: scale(1); opacity: 1; } }

.msg-row.sent     .msg-bubble { background: var(--wa-sent-bg); border-top-right-radius: 0; margin-right: 4px; }
.msg-row.received .msg-bubble { background: var(--wa-recv-bg); border-top-left-radius: 0;  margin-left: 4px; }

/* Bubble tail */
.msg-row.sent .msg-bubble::before {
  content: '';
  position: absolute;
  top: 0; right: -8px;
  width: 0; height: 0;
  border-top: 8px solid var(--wa-sent-bg);
  border-right: 8px solid transparent;
}
.msg-row.received .msg-bubble::before {
  content: '';
  position: absolute;
  top: 0; left: -8px;
  width: 0; height: 0;
  border-top: 8px solid var(--wa-recv-bg);
  border-left: 8px solid transparent;
}

.msg-text {
  font-size: .938rem;
  color: var(--wa-text-primary);
  line-height: 1.4;
  white-space: pre-wrap;
  word-break: break-word;
  padding-right: 50px;
}
.msg-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 3px;
  float: right;
  margin-top: -14px;
  margin-left: 8px;
  margin-bottom: -2px;
  position: relative;
}
.msg-time { font-size: .69rem; color: var(--wa-text-second); white-space: nowrap; }
.msg-status { font-size: .78rem; }
.msg-status.sent      { color: var(--wa-text-second); }
.msg-status.delivered { color: var(--wa-text-second); }
.msg-status.read      { color: var(--wa-blue-tick); }

/* Media placeholder */
.msg-media {
  display: flex; align-items: center; gap: 8px;
  color: var(--wa-text-second); font-size: .85rem; font-style: italic;
}
.msg-media i { font-size: 1.2rem; }

/* Input Bar */
.msg-input-bar {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px;
  background: var(--wa-panel-header);
  flex-shrink: 0;
  border-top: 1px solid var(--wa-divider);
}
.msg-icon-btn {
  width: 40px; height: 40px; border-radius: 50%; border: none;
  background: none; color: var(--wa-icon);
  font-size: 1.4rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: background .15s;
}
.msg-icon-btn:hover { background: rgba(0,0,0,.05); }
.msg-input-wrap {
  flex: 1;
  background: var(--wa-recv-bg);
  border-radius: 8px;
  padding: 0 14px;
  height: 42px;
  display: flex; align-items: center;
  box-shadow: 0 1px 1px rgba(0,0,0,.06);
}
.msg-input-wrap input {
  width: 100%; border: none; outline: none;
  font-size: .95rem; background: transparent;
  color: var(--wa-text-primary);
}
.msg-input-wrap input::placeholder { color: var(--wa-text-second); }
.msg-send-btn {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--wa-teal); border: none;
  color: #fff; font-size: 1.15rem;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: background .15s, transform .1s;
  box-shadow: 0 2px 6px rgba(0,128,105,.35);
}
.msg-send-btn:hover { background: var(--wa-green); transform: scale(1.05); }
.msg-send-btn:active { transform: scale(.96); }

/* Dropdown menus */
.dropdown-trigger { position: relative; }
.dropdown-menu-wa {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  background: #fff;
  border-radius: 3px;
  box-shadow: 0 2px 16px rgba(0,0,0,.16);
  min-width: 180px;
  z-index: 100;
  display: none;
  overflow: hidden;
}
.dropdown-menu-wa.chat-dropdown { right: 0; }
.dropdown-menu-wa a {
  display: block;
  padding: 13px 20px;
  font-size: .9rem;
  color: var(--wa-text-primary);
  text-decoration: none;
  cursor: pointer;
  transition: background .12s;
}
.dropdown-menu-wa a:hover { background: var(--wa-hover); }
.dropdown-trigger.open .dropdown-menu-wa { display: block; }

/* Empty chat placeholder */
.empty-chat {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  color: var(--wa-text-second); gap: 10px; font-size: .9rem;
}
.empty-chat i { font-size: 3rem; opacity: .4; }

/* Typing indicator */
.typing-indicator {
  display: flex; gap: 4px; align-items: center;
  padding: 10px 14px; width: fit-content;
  background: #fff; border-radius: var(--wa-radius);
  border-top-left-radius: 0; margin-left: 4px;
  box-shadow: var(--wa-shadow);
}
.typing-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--wa-text-second);
  animation: bounce .9s infinite;
}
.typing-dot:nth-child(2) { animation-delay: .15s; }
.typing-dot:nth-child(3) { animation-delay: .3s; }
@keyframes bounce { 0%,60%,100% { transform: translateY(0); } 30% { transform: translateY(-6px); } }

/* Avatar colours (cycle through) */
.av-0 { background: #ff6b6b; }
.av-1 { background: #4ecdc4; }
.av-2 { background: #45b7d1; }
.av-3 { background: #96ceb4; }
.av-4 { background: #dda0dd; }
.av-5 { background: #f7dc6f; color: #555; }
.av-6 { background: #82e0aa; }
.av-7 { background: #f0a500; }

/* Responsive */
@media (max-width: 768px) {
  :root { --sb-width: 100vw; }
  #sidebar { position: absolute; top: 0; left: 0; height: 100%; z-index: 20; }
  #sidebar.hidden { display: none; }
  #main-panel { width: 100vw; }
}