/* ============================================
   WHATSAPP CSS - Supplemental styles
   
   NOTE: Main WhatsApp layout styles are in chat.css
   This file only defines:
   1. Message bubble styles (.whatsapp-message)
   2. Date divider
   3. Empty state enhancements
   4. Dark mode for all sections
   ============================================ */

/* ============================================
   DATE DIVIDER
   ============================================ */
.whatsapp-date-divider {
  text-align: center;
  margin: 14px 0 8px;
  pointer-events: none;
}

.whatsapp-date-divider::before {
  content: attr(data-date);
  display: inline-block;
  background: rgba(255, 255, 255, 0.95);
  color: #54656f;
  padding: 5px 12px 6px;
  border-radius: 7.5px;
  font-size: 12.5px;
  font-weight: 400;
  box-shadow: 0 1px 0.5px rgba(11, 20, 26, 0.13);
  letter-spacing: -0.01em;
  text-transform: none;
}

[data-theme="dark"] .whatsapp-date-divider::before {
  background: rgba(18, 28, 34, 0.88);
  color: rgba(233, 237, 239, 0.65);
  box-shadow: 0 1px 1px rgba(0, 0, 0, 0.12);
}

/* ============================================
   MESSAGE BUBBLES
   ============================================ */
.whatsapp-message {
  display: flex;
  margin-bottom: 2px;
  padding: 0 4.5% 0 3.5%;
}

/* Only animate newly appended messages (SSE), not bulk renders */
.whatsapp-message.wa-new-msg {
  animation: messageSlideIn 0.18s ease-out;
}

.whatsapp-message.received {
  justify-content: flex-start;
}

.whatsapp-message.sent {
  justify-content: flex-end;
}

.whatsapp-message-bubble {
  max-width: 65%;
  padding: 6px 7px 8px 9px;
  border-radius: 7.5px;
  position: relative;
  box-shadow: 0 1px 0.5px rgba(11, 20, 26, 0.13);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.whatsapp-message-bubble::after {
  content: '';
  display: table;
  clear: both;
}

/* Received message - white */
.whatsapp-message.received .whatsapp-message-bubble {
  background: #ffffff;
  color: #111b21;
  border-top-left-radius: 0;
}

/* Sent message - green */
.whatsapp-message.sent .whatsapp-message-bubble {
  background: #d9fdd3;
  color: #111b21;
  border-top-right-radius: 0;
}

/* Consecutive messages - reduce spacing */
.whatsapp-message + .whatsapp-message {
  margin-top: 1px;
}

/* Dark mode bubbles */
[data-theme="dark"] .whatsapp-message-bubble {
  box-shadow: 0 1px 0.5px rgba(0, 0, 0, 0.13);
}

[data-theme="dark"] .whatsapp-message.received .whatsapp-message-bubble {
  background: #202c33;
  color: #e9edef;
}

[data-theme="dark"] .whatsapp-message.sent .whatsapp-message-bubble {
  background: #005c4b;
  color: #e9edef;
}

/* SVG Tail decorations (WhatsApp Web style) */
.wa-msg-tail {
  position: absolute;
  top: 0;
  display: block;
  width: 8px;
  height: 13px;
  z-index: 1;
}

.whatsapp-message.received .wa-msg-tail {
  left: -8px;
  color: #ffffff;
}

.whatsapp-message.sent .wa-msg-tail {
  right: -8px;
  color: #d9fdd3;
}

[data-theme="dark"] .whatsapp-message.received .wa-msg-tail {
  color: #202c33;
}

[data-theme="dark"] .whatsapp-message.sent .wa-msg-tail {
  color: #005c4b;
}

/* ── Typing bubble (tre pallini animati stile WhatsApp) ── */
.wa-typing-bubble {
  display: flex;
  align-items: center;
  margin: 2px 0 6px 12px;
  align-self: flex-start;
}
.wa-typing-bubble .whatsapp-message-bubble {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  min-width: 52px;
}
.wa-typing-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #8696a0;
  animation: wa-typing-bounce 1.2s infinite ease-in-out;
}
.wa-typing-dot:nth-child(1) { animation-delay: 0s; }
.wa-typing-dot:nth-child(2) { animation-delay: 0.2s; }
.wa-typing-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes wa-typing-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30%           { transform: translateY(-5px); opacity: 1; }
}
[data-theme="dark"] .wa-typing-dot { background: #aebac1; }

/* No-tail consecutive messages: restore rounded corners */
.whatsapp-message.no-tail.received .whatsapp-message-bubble {
  border-top-left-radius: 7.5px;
}

.whatsapp-message.no-tail.sent .whatsapp-message-bubble {
  border-top-right-radius: 7.5px;
}

/* Consecutive messages - tighter spacing */
.whatsapp-message.no-tail {
  margin-bottom: 1px;
}

/* Message status icons (SVG checkmarks) */
.wa-msg-status {
  display: inline-flex;
  align-items: center;
  margin-left: 3px;
  vertical-align: middle;
}

.wa-msg-status svg {
  display: block;
}

/* Sender name (in group chats) */
.whatsapp-message-sender {
  font-size: 11.5px;
  font-weight: 600;
  margin-bottom: 1px;
  color: #00a884;
  letter-spacing: 0;
  line-height: 1.3;
}

.wa-sender-phone {
  font-weight: 400;
  opacity: 0.7;
  font-size: 12px;
  letter-spacing: 0;
}

[data-theme="dark"] .whatsapp-message-sender {
  color: #53bdeb;
}

/* Message text */
.whatsapp-message-text {
  font-size: 14.2px;
  line-height: 19px;
  white-space: pre-wrap;
  word-wrap: break-word;
  letter-spacing: 0;
  display: inline;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Invisible spacer to reserve room for meta (time + status) */
.whatsapp-message-text::after {
  content: '';
  display: inline-block;
  width: 68px;
  height: 0;
}

.whatsapp-message.received .whatsapp-message-text::after {
  width: 48px;
}

.whatsapp-message-text a {
  color: #027eb5;
  text-decoration: none;
  word-break: break-all;
  border-bottom: 1px solid transparent;
  transition: border-color 0.12s;
}

.whatsapp-message-text a:hover {
  text-decoration: none;
  border-bottom-color: currentColor;
}

.whatsapp-message.sent .whatsapp-message-text a {
  color: #025d4b;
}

[data-theme="dark"] .whatsapp-message-text {
  color: #e9edef;
}

[data-theme="dark"] .whatsapp-message-text a {
  color: #53bdeb;
}

[data-theme="dark"] .whatsapp-message.sent .whatsapp-message-text a {
  color: #7ee8c7;
}

/* Message meta (time + status) */
.whatsapp-message-meta {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  float: right;
  margin: 0 0 -5px 4px;
  padding-left: 4px;
  height: 17px;
  position: relative;
}

.whatsapp-message-time {
  font-size: 12px;
  color: rgba(17, 27, 33, 0.45);
  line-height: 15px;
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
}

.whatsapp-message.sent .whatsapp-message-time {
  color: rgba(17, 27, 33, 0.32);
}

[data-theme="dark"] .whatsapp-message-time {
  color: rgba(233, 237, 239, 0.45);
}

[data-theme="dark"] .whatsapp-message.sent .whatsapp-message-time {
  color: rgba(233, 237, 239, 0.50);
}

/* Message status ticks (legacy - now using .wa-msg-status for SVG) */
.whatsapp-message-status {
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  color: rgba(17, 27, 33, 0.40);
}

[data-theme="dark"] .whatsapp-message-status {
  color: rgba(233, 237, 239, 0.50);
}

/* Quoted message */
.whatsapp-quoted-message {
  background: rgba(0, 0, 0, 0.04);
  border-left: 3px solid #00a884;
  padding: 5px 10px;
  border-radius: 6px;
  margin-bottom: 4px;
  cursor: pointer;
  max-height: 60px;
  overflow: hidden;
  transition: background 0.12s;
}

.whatsapp-quoted-message:hover {
  background: rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .whatsapp-quoted-message {
  background: rgba(0, 0, 0, 0.12);
  border-left-color: #00a884;
}

[data-theme="dark"] .whatsapp-quoted-message:hover {
  background: rgba(0, 0, 0, 0.16);
}

.whatsapp-quoted-sender {
  font-size: 11.5px;
  font-weight: 600;
  color: #00a884;
  margin-bottom: 1px;
}

.whatsapp-quoted-text {
  font-size: 12.5px;
  color: rgba(17, 27, 33, 0.55);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: min(300px, 60vw);
}

[data-theme="dark"] .whatsapp-quoted-text {
  color: rgba(233, 237, 239, 0.60);
}

/* Deleted message */
.whatsapp-message-deleted {
  display: flex;
  align-items: center;
  gap: 6px;
  color: rgba(17, 27, 33, 0.42);
  font-style: italic;
  font-size: 13.5px;
}

[data-theme="dark"] .whatsapp-message-deleted {
  color: rgba(233, 237, 239, 0.42);
}

/* ============================================
   EMPTY STATE
   ============================================ */
.whatsapp-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  height: 100%;
  color: #667781;
  text-align: center;
  background: linear-gradient(180deg, #f7f8fa 0%, #f0f2f5 40%, #e8ebe4 100%);
  border-left: 1px solid rgba(209, 215, 219, 0.4);
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.whatsapp-empty-state::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(37,211,102,0.04) 0%, transparent 65%);
  pointer-events: none;
}

.whatsapp-empty-state::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -60px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(0,168,132,0.035) 0%, transparent 65%);
  pointer-events: none;
}

[data-theme="dark"] .whatsapp-empty-state {
  background: linear-gradient(180deg, #1a252c 0%, #141e24 50%, #111b21 100%);
  border-left-color: rgba(42, 57, 66, 0.4);
  color: #8696a0;
}

.whatsapp-empty-icon {
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}

.whatsapp-empty-icon i {
  font-size: 80px;
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 3px 10px rgba(37,211,102,0.15));
}

[data-theme="dark"] .whatsapp-empty-icon i {
  filter: drop-shadow(0 3px 14px rgba(37,211,102,0.12));
}

.whatsapp-empty-title {
  font-size: 28px;
  font-weight: 300;
  color: #41525d;
  margin-bottom: 12px;
  letter-spacing: -0.3px;
  position: relative;
  z-index: 1;
}

[data-theme="dark"] .whatsapp-empty-title {
  color: #e9edef;
}

.whatsapp-empty-text {
  font-size: 13.5px;
  color: #8696a0;
  max-width: 420px;
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

.whatsapp-empty-subtitle {
  font-size: 13px;
  color: #8696a0;
  text-align: center;
  line-height: 1.6;
  margin: 0;
  position: relative;
  z-index: 1;
}
[data-theme="dark"] .whatsapp-empty-subtitle { color: #657983; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .whatsapp-message-bubble {
    max-width: 85%;
  }
}

@media (max-width: 1024px) {
  .whatsapp-message-bubble {
    max-width: 75%;
  }
}

/* ============================================
   ANIMATION
   ============================================ */
@keyframes messageSlideIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scrollbar styling */
.whatsapp-chat-list::-webkit-scrollbar,
.whatsapp-messages-container::-webkit-scrollbar {
  width: 4px;
}

.whatsapp-chat-list::-webkit-scrollbar-thumb,
.whatsapp-messages-container::-webkit-scrollbar-thumb {
  background: rgba(134, 150, 160, 0.3);
  border-radius: 10px;
}

.whatsapp-chat-list::-webkit-scrollbar-thumb:hover,
.whatsapp-messages-container::-webkit-scrollbar-thumb:hover {
  background: rgba(134, 150, 160, 0.45);
}

[data-theme="dark"] .whatsapp-chat-list::-webkit-scrollbar-thumb,
[data-theme="dark"] .whatsapp-messages-container::-webkit-scrollbar-thumb {
  background: rgba(134, 150, 160, 0.2);
}

[data-theme="dark"] .whatsapp-chat-list::-webkit-scrollbar-thumb:hover,
[data-theme="dark"] .whatsapp-messages-container::-webkit-scrollbar-thumb:hover {
  background: rgba(134, 150, 160, 0.35);
}

.whatsapp-chat-list::-webkit-scrollbar-track,
.whatsapp-messages-container::-webkit-scrollbar-track {
  background: transparent;
}

/* Note bubble in WhatsApp view */
.whatsapp-message .note-bubble {
  background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%) !important;
  border-left: 3px solid #f59e0b !important;
  color: #78350f !important;
}

[data-theme="dark"] .whatsapp-message .note-bubble {
  background: linear-gradient(135deg, #451a03 0%, #78350f 100%) !important;
  color: #fef3c7 !important;
}

/* ============================================
   PLUS MENU (WhatsApp-style attach popup)
   ============================================ */
@keyframes waMenuSlideUp {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

#wa-plus-icon {
  transition: transform 0.25s ease;
}

.wa-plus-menu-item:hover > div:first-child {
  transform: scale(1.1);
  transition: transform 0.15s ease;
}

.wa-plus-menu-item > div:first-child {
  transition: transform 0.15s ease;
}

[data-theme="dark"] #wa-plus-menu {
  background: #233138 !important;
  box-shadow: 0 4px 24px rgba(0,0,0,0.4) !important;
}

[data-theme="dark"] .wa-plus-menu-item span {
  color: #aebac1 !important;
}