/* 
 * Chat Header - Stili specifici per l'intestazione della chat
 * @copyright [2024] [chat-ida/saintchannel]
 * @author [Dario Santocanale]
 * @version 1.0.0
 *
 * Questo file contiene tutti gli stili relativi all'header della chat,
 * inclusi logo, selettori di provider/modello e menu dropdown.
 */

/* ======================================
   1. STRUTTURA BASE DELL'HEADER
   ====================================== */

/* Container principale dell'header */
.chat-container #chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--chat-spacing-lg);
  background-color: var(--chat-bg-dark);
  color: var(--chat-text);
  height: var(--chat-header-height);
  min-height: var(--chat-header-height);
  max-height: var(--chat-header-height);
  width: 100%;
  border-bottom: 1px solid var(--chat-border);
  flex: 0 0 auto;
  z-index: var(--chat-zindex-fixed);
}

/* ======================================
   2. LOGO
   ====================================== */

/* Container del logo */
.chat-container #ida-logo {
  flex-shrink: 0;
  width: 50px;
  height: 20px;
}

.chat-container #ida-logo svg {
  width: 100%;
  height: auto;
  fill: var(--chat-text);
}

/* ======================================
   3. CONTATORE TOKEN
   ====================================== */

/* Container principale del contatore token */
.chat-container #chat-token-display {
  margin: 0 var(--chat-spacing-md);
  font-size: var(--chat-font-size-sm);
  color: var(--chat-text);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--chat-spacing-xs) var(--chat-spacing-sm);
  background-color: var(--chat-bg-light);
  border-radius: var(--chat-border-radius);
  min-width: 180px;
  gap: var(--chat-spacing-xs);
  opacity: 0.85;
}

/* Container dei contatori individuali */
.chat-container .token-counters {
  display: flex;
  gap: var(--chat-spacing-md);
  align-items: center;
}

/* Stile per i singoli contatori */
.chat-container .token-item {
  display: flex;
  gap: var(--chat-spacing-xs);
  font-size: var(--chat-font-size-xs);
  color: var(--chat-text);
}

/* Etichetta dei token */
.chat-container .token-label {
  color: var(--chat-text-muted);
  font-size: 0.9em;
}

/* Pulsante per ricalcolare i token */
.token-recalculate-btn {
  background: transparent;
  color: #666;
  border: none;
  border-radius: 50%;
  width: 24px;
  height: 24px;
  padding: 3px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-left: var(--chat-spacing-xs);
  transition: var(--chat-transition);
}

.token-recalculate-btn:hover {
  background-color: rgba(0, 0, 0, 0.1);
  color: #000;
  transform: rotate(30deg);
}

.token-recalculate-btn svg {
  width: 14px;
  height: 14px;
}

.dark-mode .token-recalculate-btn {
  color: #aaa;
}

.dark-mode .token-recalculate-btn:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: #fff;
}

/* ======================================
   4. CONTENITORE OPZIONI
   ====================================== */

.chat-container #chat-options {
  display: flex;
  align-items: center;
  gap: var(--chat-spacing-sm);
}

/* ======================================
   5. SELETTORE PROVIDER/MODELLO
   ====================================== */

/* Container dei selettori */
.chat-container .chat-provider-selector,
.chat-container .chat-model-selector {
  position: relative;
}

/* Selettori dropdown */
.chat-container .chat-provider-select,
.chat-container .chat-model-select {
  padding: 0.3rem 1rem 0.3rem 0.5rem;
  border: 1px solid var(--chat-border);
  border-radius: var(--chat-border-radius);
  background-color: var(--chat-primary-light);
  font-size: var(--chat-font-size-xs);
  color: var(--chat-text);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  position: relative;
  min-width: 120px;
}

/* Opzioni dei selettori */
.chat-container .chat-provider-select option,
.chat-container .chat-model-select option {
  background-color: var(--chat-bg-dark);
  color: var(--chat-text);
  padding: var(--chat-spacing-sm);
}

/* Focus sui selettori */
.chat-container .chat-provider-select:focus,
.chat-container .chat-model-select:focus {
  outline: none;
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.1);
}

/* Freccia dropdown per i selettori */
.chat-container .chat-provider-selector::after,
.chat-container .chat-model-selector::after {
  content: '';
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-top-color: var(--chat-text);
  pointer-events: none;
}

/* ======================================
   6. PULSANTI HEADER
   ====================================== */

.chat-container .chat-icon-button {
  width: var(--chat-button-size);
  height: var(--chat-button-size);
  background-color: transparent;
  color: var(--chat-text);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--chat-transition);
  position: relative;
  overflow: hidden;
}

.chat-container .chat-icon-button:hover {
  background-color: var(--chat-bg-hover);
  color: var(--chat-primary);
}

/* Stile specifico per il pulsante fullscreen - migliora feedback visivo */
.chat-container .fullscreen-button {
  position: relative;
}

/* Aggiunge un effetto di highlight quando attivo, particolarmente utile su mobile */
.chat-container .fullscreen-button.active {
  background-color: var(--chat-primary);
  color: var(--chat-bg-dark);
  transform: scale(1.05);
}

/* Effetto ripple per tocchi su mobile */
.chat-container .fullscreen-button::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 5px;
  height: 5px;
  background: rgba(255, 255, 255, 0.5);
  opacity: 0;
  border-radius: 100%;
  transform: scale(1, 1) translate(-50%, -50%);
  transform-origin: 50% 50%;
}

/* Attiva effetto ripple quando si preme il pulsante su mobile */
.chat-container .fullscreen-button:active::after {
  animation: ripple 0.5s ease-out;
}

/* Animazione per supportare la transizione fullscreen */
.chat-container.fullscreen-transitioning {
  transition: all 0.4s ease-out !important;
}

@keyframes ripple {
  0% { transform: scale(0, 0); opacity: 0.7; }
  20% { transform: scale(20, 20); opacity: 0.5; }
  100% { opacity: 0; transform: scale(40, 40); }
}

.chat-container .chat-icon-button svg {
  width: var(--chat-button-icon-size);
  height: var(--chat-button-icon-size);
  stroke: currentColor;
  fill: none;
}

/* ======================================
   7. MENU DROPDOWN
   ====================================== */

.chat-container .chat-menu {
  position: absolute;
  top: var(--chat-header-height);
  right: 0;
  background-color: var(--chat-bg-light);
  border: 1px solid var(--chat-border);
  border-radius: var(--chat-border-radius);
  width: var(--chat-dropdown-width);
  box-shadow: var(--chat-box-shadow-light);
  z-index: var(--chat-zindex-dropdown);
  overflow: hidden;
  transform-origin: top right;
  transition: var(--chat-transition);
}

.chat-container .chat-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--chat-spacing-md) var(--chat-spacing-lg);
  border-bottom: 1px solid var(--chat-border);
}

.chat-container .chat-menu-title {
  margin: 0;
  font-size: var(--chat-font-size-lg);
  font-weight: 500;
}

.chat-container .chat-menu-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}

.chat-container .chat-menu-body {
  padding: var(--chat-spacing-md);
}

.chat-container .chat-menu-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--chat-spacing-sm);
}

.chat-container .chat-menu-button {
  display: flex;
  align-items: center;
  gap: var(--chat-spacing-md);
  background: none;
  border: none;
  padding: var(--chat-spacing-md);
  text-align: left;
  border-radius: var(--chat-border-radius);
  cursor: pointer;
  transition: var(--chat-transition);
  font-size: 0.95rem;
  color: var(--chat-text);
}

.chat-container .chat-menu-button:hover {
  background-color: var(--chat-bg-hover);
}

/* ======================================
   8. RESPONSIVE
   ====================================== */

@media (max-width: 768px) {
  .chat-container #chat-header {
    padding: 0 var(--chat-spacing-md);
  }
  
  .chat-container #chat-token-display {
    position: absolute;
    top: var(--chat-header-height);
    right: var(--chat-spacing-md);
    background-color: var(--chat-bg-dark);
    border: 1px solid var(--chat-border);
    z-index: var(--chat-zindex-dropdown);
    transform: scale(0.8);
    transform-origin: top right;
    display: none;
  }
  
  .chat-container #chat-token-display.show-mobile {
    display: flex;
  }
  
  .chat-container .chat-provider-select,
  .chat-container .chat-model-select {
    max-width: 100px;
    min-width: auto;
    font-size: var(--chat-font-size-sm);
    padding: 5px 20px 5px 8px;
  }
}