/* ==============================================
   WhatsApp Attendant Panel - Estilos
   ============================================== */

:root {
  /* Light theme */
  --bg-primary: #ffffff;
  --bg-secondary: #f0f2f5;
  --bg-tertiary: #e4e6eb;
  --bg-hover: #f5f6f6;
  --bg-active: #e7f3ff;
  --bg-chat: #efeae2;
  --bg-bubble-out: #d9fdd3;
  --bg-bubble-in: #ffffff;
  --bg-system: #fff3cd;

  --text-primary: #111b21;
  --text-secondary: #54656f;
  --text-tertiary: #667781;
  --text-on-primary: #ffffff;

  --border-color: #e9edef;
  --border-strong: #d1d7db;

  --accent: #00a884;
  --accent-hover: #008f72;
  --accent-light: #e7f3ff;
  --danger: #dc3545;
  --warning: #ffc107;
  --info: #0dcaf0;
  --success: #28a745;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
}

[data-theme="dark"] {
  --bg-primary: #111b21;
  --bg-secondary: #202c33;
  --bg-tertiary: #2a3942;
  --bg-hover: #2a3942;
  --bg-active: #2a3942;
  --bg-chat: #0b141a;
  --bg-bubble-out: #005c4b;
  --bg-bubble-in: #202c33;
  --bg-system: #3a3a3a;

  --text-primary: #e9edef;
  --text-secondary: #8696a0;
  --text-tertiary: #667781;
  --text-on-primary: #111b21;

  --border-color: #313d45;
  --border-strong: #3a4a54;

  --accent: #00a884;
  --accent-hover: #25d3af;
  --accent-light: #2a3942;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 2px 8px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.5);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  color: var(--text-primary);
  background: var(--bg-secondary);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

button {
  font-family: inherit;
  cursor: pointer;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* ==============================================
   LOGIN
   ============================================== */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #00a884 0%, #25d3af 100%);
  padding: 20px;
}

.login-card {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 48px 40px;
  width: 100%;
  max-width: 420px;
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo-icon {
  width: 64px;
  height: 64px;
  background: var(--accent);
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 32px;
  margin-bottom: 16px;
}

.login-logo h1 {
  font-size: 24px;
  margin: 0 0 4px;
  color: var(--text-primary);
}

.login-logo p {
  color: var(--text-secondary);
  margin: 0;
  font-size: 14px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 14px;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.btn:hover { background: var(--border-strong); }
.btn:disabled { opacity: 0.6; cursor: not-allowed; }

.btn-primary {
  background: var(--accent);
  color: white;
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #c82333; }

.btn-ghost { background: transparent; }
.btn-ghost:hover { background: var(--bg-tertiary); }

.btn-block { width: 100%; }
.btn-sm { padding: 6px 10px; font-size: 12px; }
.btn-lg { padding: 14px 20px; font-size: 16px; }

.alert {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
  font-size: 13px;
}

.alert-error { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
.alert-success { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.alert-warning { background: #fff3cd; color: #856404; border: 1px solid #ffeaa7; }
.alert-info { background: #d1ecf1; color: #0c5460; border: 1px solid #bee5eb; }

[data-theme="dark"] .alert-error { background: #4a1a1f; color: #f5b5b9; border-color: #6b2228; }
[data-theme="dark"] .alert-success { background: #1a4a2a; color: #b3e0c2; border-color: #2a6a3f; }
[data-theme="dark"] .alert-warning { background: #4a3a00; color: #ffdd87; border-color: #6a5500; }
[data-theme="dark"] .alert-info { background: #003a47; color: #9bd9e6; border-color: #00566b; }

/* ==============================================
   APP LAYOUT
   ============================================== */
.app-layout {
  display: grid;
  grid-template-rows: 56px 1fr;
  height: 100vh;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
}

.app-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.app-header-logo {
  font-size: 20px;
}

.app-header-title {
  font-size: 16px;
  font-weight: 600;
}

.app-header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.som-select {
  height: 32px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 12px;
  padding: 0 8px;
  cursor: pointer;
  max-width: 140px;
}
.som-select:hover { border-color: var(--border-strong); }
@media (max-width: 768px) { .som-select { display: none; } }

.user-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
  font-size: 13px;
}

.user-avatar {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--accent);
  color: white;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
}

.app-main {
  display: grid;
  grid-template-columns: 360px 1fr 320px;
  overflow: hidden;
  background: var(--bg-secondary);
}

@media (max-width: 1100px) {
  .app-main {
    grid-template-columns: 340px 1fr;
  }
  .app-sidebar-right {
    display: none;
  }
}

@media (max-width: 768px) {
  .app-main {
    grid-template-columns: 1fr;
  }
  .app-sidebar-left.hidden-mobile { display: none; }
  .app-chat.hidden-mobile { display: none; }
}

/* ==============================================
   SIDEBAR ESQUERDA (lista de conversas)
   ============================================== */
.app-sidebar-left {
  display: flex;
  flex-direction: column;
  background: var(--bg-primary);
  border-right: 1px solid var(--border-color);
  overflow: hidden;
}

.sidebar-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-search {
  flex: 1;
  position: relative;
}

.sidebar-search input {
  width: 100%;
  padding: 8px 12px 8px 32px;
  border: none;
  border-radius: var(--radius-full);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 13px;
}

.sidebar-search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
}

.sidebar-filters {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-color);
}

.filtro-wrap { position: relative; }

.filtro-select {
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  padding: 9px 34px 9px 12px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
}
.filtro-select:hover { border-color: var(--border-strong); }
.filtro-select:focus { outline: none; border-color: var(--accent); }

.filtro-caret {
  position: absolute;
  right: 11px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  pointer-events: none;
}

.conversas-list {
  flex: 1;
  overflow-y: auto;
}

.conversa-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  cursor: pointer;
  border-left: 2px solid transparent;
  transition: background 0.12s;
}

.conversa-item:hover { background: var(--bg-hover); }
.conversa-item.active { background: var(--bg-active); border-left-color: var(--accent); }

.conversa-avatar {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  font-size: 14px;
  flex-shrink: 0;
  position: relative;
}

.linha-badge {
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 13px;
  height: 13px;
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-primary);
}

.conversa-info { flex: 1; min-width: 0; }

.conversa-row1 {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.conversa-name {
  font-weight: 500;
  font-size: 14px;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.conversa-row1 .conversa-time {
  font-size: 11px;
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.conversa-row2 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 2px;
}

.conversa-last-msg {
  font-size: 13px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
}

.conversa-badge {
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 500;
  padding: 0 6px;
  min-width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.conversa-row3 { margin-top: 3px; }

.conversa-linha {
  font-size: 10px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.status-pill.sm { padding: 1px 7px; font-size: 10px; font-weight: 500; flex-shrink: 0; }

.status-pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.toggle {
  width: 38px; height: 22px; border-radius: 11px; border: none; cursor: pointer;
  background: var(--border-strong); padding: 0; position: relative;
  transition: background .15s; flex-shrink: 0;
}
.toggle > span {
  position: absolute; top: 2px; left: 2px; width: 18px; height: 18px;
  border-radius: 50%; background: #fff; transition: left .15s;
  box-shadow: 0 1px 2px rgba(0,0,0,.2);
}
.toggle.on { background: var(--accent); }
.toggle.on > span { left: 18px; }

.status-pill.nova { background: #fff3cd; color: #856404; }
.status-pill.com_ia { background: #cce5ff; color: #004085; }
.status-pill.aguardando { background: #ffe0b2; color: #a15c00; font-weight: 600; }
.status-pill.com_humano { background: #d4edda; color: #155724; }
.status-pill.encerrada { background: #e2e3e5; color: #383d41; }

[data-theme="dark"] .status-pill.nova { background: #4a3a00; color: #ffdd87; }
[data-theme="dark"] .status-pill.com_ia { background: #003366; color: #99ccff; }
[data-theme="dark"] .status-pill.aguardando { background: #5a3600; color: #ffcc80; }
[data-theme="dark"] .status-pill.com_humano { background: #1a4a2a; color: #b3e0c2; }
[data-theme="dark"] .status-pill.encerrada { background: #2a2a2a; color: #aaa; }

/* ==============================================
   CHAT (centro)
   ============================================== */
.app-chat {
  display: flex;
  flex-direction: column;
  background: var(--bg-chat);
  overflow: hidden;
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
  min-height: 60px;
}

.chat-header-info {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1;
}

.chat-header-name {
  font-weight: 500;
  font-size: 15px;
  color: var(--text-primary);
}

.chat-header-meta {
  font-size: 12px;
  color: var(--text-tertiary);
}

.chat-header-actions {
  display: flex;
  gap: 4px;
}

.icon-btn {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
}

.icon-btn:hover { background: var(--bg-secondary); }

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px 8%;
  display: flex;
  flex-direction: column;
  gap: 7px;
  background-image:
    radial-gradient(circle at 25% 25%, rgba(0,168,132,0.04) 0%, transparent 50%),
    radial-gradient(circle at 75% 75%, rgba(0,168,132,0.04) 0%, transparent 50%);
}

@media (max-width: 768px) {
  .chat-messages { padding: 16px; }
}

.message {
  max-width: 72%;
  padding: 8px 12px;
  border-radius: 12px;
  position: relative;
  word-wrap: break-word;
  box-shadow: var(--shadow-sm);
}

.message.in {
  align-self: flex-start;
  background: var(--bg-bubble-in);
  border-bottom-left-radius: 4px;
}

.message.out {
  align-self: flex-end;
  background: var(--bg-bubble-out);
  border-bottom-right-radius: 4px;
}

.message.system {
  align-self: center;
  background: var(--bg-system);
  font-size: 11px;
  color: var(--text-secondary);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  text-align: center;
  max-width: 80%;
  box-shadow: none;
}

.message-content {
  white-space: pre-wrap;
  line-height: 1.4;
}

.message-meta {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 4px;
  margin-top: 2px;
  font-size: 10px;
  color: var(--text-tertiary);
}

.message-time { font-size: 10px; }

.message-sender {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 2px;
}

.chat-typing {
  padding: 8px 16px;
  font-size: 12px;
  color: var(--text-tertiary);
  font-style: italic;
  min-height: 24px;
}

.chat-input {
  display: flex;
  flex-direction: column;
  background: var(--bg-tertiary);
  border-top: 1px solid var(--border-color);
  position: relative;
}

/* Popover de respostas rapidas (botao raio OU ao digitar "/") */
.qr-popover {
  position: absolute;
  left: 12px;
  bottom: calc(100% + 8px);
  width: min(360px, calc(100% - 24px));
  max-height: 280px;
  overflow-y: auto;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.18);
  z-index: 30;
  padding: 6px;
}

.qr-item {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas: "atalho titulo" "preview preview";
  gap: 2px 8px;
  width: 100%;
  text-align: left;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  cursor: pointer;
}

.qr-item:hover { background: var(--accent-light); }

.qr-atalho {
  grid-area: atalho;
  font-family: monospace;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  align-self: center;
}

.qr-titulo {
  grid-area: titulo;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  align-self: center;
}

.qr-preview {
  grid-area: preview;
  font-size: 12px;
  color: var(--text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.qr-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
}

.qr-btn:hover { background: var(--accent-light); color: var(--accent); border-color: var(--accent); }
.qr-btn:disabled { opacity: 0.5; cursor: default; }

.input-row {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 10px 12px;
}

.input-wrapper {
  flex: 1;
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  padding: 8px 12px;
  display: flex;
  align-items: flex-end;
  gap: 6px;
}

.input-wrapper textarea {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text-primary);
  resize: none;
  min-height: 22px;
  max-height: 120px;
  font-size: 14px;
  line-height: 1.4;
}

.send-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.send-btn:hover { background: var(--accent-hover); }
.send-btn:disabled { background: var(--bg-tertiary); color: var(--text-tertiary); }

/* ==============================================
   SIDEBAR DIREITA (detalhes)
   ============================================== */
.app-sidebar-right {
  background: var(--bg-primary);
  border-left: 1px solid var(--border-color);
  overflow-y: auto;
}

.detail-section {
  padding: 16px;
  border-bottom: 1px solid var(--border-color);
}

.detail-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 13px;
}

.detail-row .label {
  color: var(--text-tertiary);
}

.detail-row .value {
  color: var(--text-primary);
  font-weight: 500;
}

.tag-input {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 6px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  min-height: 36px;
  background: var(--bg-secondary);
}

.tag {
  background: var(--accent);
  color: white;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 11px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.tag-remove {
  cursor: pointer;
  font-weight: bold;
}

.tag-input input {
  border: none;
  background: transparent;
  outline: none;
  flex: 1;
  min-width: 80px;
  font-size: 12px;
  color: var(--text-primary);
}

.note-item {
  padding: 8px;
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
  font-size: 12px;
}

.note-meta {
  display: flex;
  justify-content: space-between;
  color: var(--text-tertiary);
  font-size: 11px;
  margin-bottom: 4px;
}

/* ==============================================
   CONFIG PAGE
   ============================================== */
.config-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: calc(100vh - 56px);
}

@media (max-width: 768px) {
  .config-layout { grid-template-columns: 1fr; }
}

.config-sidebar {
  background: var(--bg-primary);
  border-right: 1px solid var(--border-color);
  padding: 16px 0;
}

.config-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  cursor: pointer;
  color: var(--text-primary);
  font-size: 14px;
  border-left: 3px solid transparent;
}

.config-nav-item:hover { background: var(--bg-hover); }
.config-nav-item.active {
  background: var(--bg-active);
  border-left-color: var(--accent);
  color: var(--accent);
  font-weight: 500;
}

.config-content {
  padding: 24px;
  overflow-y: auto;
}

.config-card {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  padding: 20px;
  margin-bottom: 16px;
}

.config-card h3 {
  margin: 0 0 4px;
  font-size: 16px;
  color: var(--text-primary);
}

.config-card .subtitle {
  color: var(--text-secondary);
  font-size: 13px;
  margin-bottom: 16px;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th, .table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  font-size: 13px;
}

.table th {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.table tr:hover { background: var(--bg-hover); }

.linha-card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 12px;
  background: var(--bg-primary);
}

.linha-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.linha-nome {
  font-weight: 600;
  font-size: 15px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.linha-cor-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.linha-status {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-dot.connected { background: #28a745; box-shadow: 0 0 0 3px rgba(40,167,69,0.2); }
.status-dot.disconnected { background: #dc3545; }
.status-dot.connecting,
.status-dot.qr { background: #ffc107; animation: pulse 1.5s infinite; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.qr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  margin-top: 12px;
}

.qr-container img {
  max-width: 256px;
  border-radius: var(--radius-sm);
  background: white;
  padding: 12px;
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-tertiary);
}

.empty-state-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state h3 {
  margin: 0 0 8px;
  color: var(--text-secondary);
  font-weight: 500;
}

.empty-state p {
  margin: 0;
  font-size: 13px;
}

/* ==============================================
   MODAL
   ============================================== */
.modal-backdrop {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal {
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: 16px;
  font-weight: 600;
  margin: 0;
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* ==============================================
   TOAST
   ============================================== */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  box-shadow: var(--shadow-lg);
  min-width: 250px;
  max-width: 400px;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.2s ease-out;
}

.toast.success { border-left: 4px solid var(--success); }
.toast.error { border-left: 4px solid var(--danger); }
.toast.warning { border-left: 4px solid var(--warning); }
.toast.info { border-left: 4px solid var(--info); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ==============================================
   UTILS
   ============================================== */
.spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: inline-block;
}

@keyframes spin { to { transform: rotate(360deg); } }

.hidden { display: none !important; }
.text-muted { color: var(--text-tertiary); }
.text-small { font-size: 12px; }
.text-center { text-align: center; }
.flex { display: flex; }
.flex-1 { flex: 1; }
.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }