/* common.css - Styles communs partagés entre les interfaces Brume */

/* === Reset et base === */
:root {
  color-scheme: dark;
  font-size: 16px;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* === Header === */
.header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  flex-wrap: wrap;
}

.header h1 {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
}

/* === Logo === */
.logo {
  width: 2.5rem;
  height: 2.5rem;
  background: linear-gradient(90deg, #667eea 0%, #aee2ff 100%);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0.125rem 0.5rem rgba(118, 75, 162, 0.15);
  overflow: hidden;
}

.logo img {
  width: 1.75rem;
  height: 1.75rem;
  display: block;
}

/* === Chat zone === */
#chat {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  -webkit-overflow-scrolling: touch;
}

#chat::-webkit-scrollbar {
  width: 0.5rem;
}

#chat::-webkit-scrollbar-thumb {
  border-radius: 1rem;
}

/* === Messages === */
.message {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  width: 100%;
}

.message-content {
  flex: 1;
  line-height: 1.6;
  font-size: 0.9375rem;
  word-break: break-word;
}

.avatar {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.avatar img {
  width: 1.5rem;
  height: 1.5rem;
  display: block;
}

.badge {
  background: #dc2626;
  color: #fff;
  font-size: 0.625rem;
  padding: 0.125rem 0.5rem;
  border-radius: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.input-container {
  padding: 1rem;
  flex-shrink: 0;
}

.input-wrapper {
  max-width: 60rem;
  margin: 0 auto;
  width: 100%;
}

/* === Formulaire message === */
.chat-input {
  width: 100%;
  min-height: 3rem;
  padding: 0.75rem;
  border-radius: 0.5rem;
  border: 1px solid transparent;
  line-height: 1.5;
  box-shadow: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.chat-input:focus-visible {
  outline: none;
}

.chat-input::placeholder {
  color: inherit;
  opacity: 0.7;
}

.send-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.9375rem;
  border-radius: 0.5rem;
  gap: 0.5rem;
}

/* === Boutons === */
button {
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.2s ease;
}

button:active {
  transform: scale(0.97);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

input,
textarea {
  font: inherit;
  color: inherit;
  background: transparent;
  border: none;
  outline: none;
}

textarea {
  resize: none;
  overflow-y: auto;
}

.empty-state {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 0.9375rem;
  color: #a1a1aa;
  padding: 2.5rem 1rem;
}

#list::-webkit-scrollbar {
  width: 0.5rem;
}

#list::-webkit-scrollbar-thumb {
  border-radius: 1rem;
}

@media (min-width: 768px) {
  .header {
    padding: 1rem 2rem;
  }

  .header h1 {
    font-size: 1.25rem;
  }

  #chat {
    padding: 1.5rem 2rem;
  }
}