/* NEU Phase 6: Nachrichten (Chat-Verlauf, Eingang), Benachrichtigungszentrale */

/* ------------------------------------------------------------ Chat-Verlauf */
.chat { display: flex; flex-direction: column; gap: 0.75rem; min-width: 0; }
.chat-list {
    display: flex; flex-direction: column; gap: 0.5rem;
    max-height: 55vh; min-height: 200px; overflow-y: auto; overscroll-behavior: contain;
    padding: 0.75rem; border-radius: var(--radius-lg); background: var(--bg-page);
}
.chat-day { display: flex; justify-content: center; margin: 0.5rem 0 0.25rem; }
.chat-day span {
    padding: 0.2rem 0.75rem; border-radius: var(--radius-full);
    background: var(--bg-card); color: var(--text-secondary); font-size: 0.72rem; font-weight: 600;
}
.chat-message { display: flex; }
.chat-message.is-own { justify-content: flex-end; }
.chat-bubble {
    display: flex; flex-direction: column; gap: 0.3rem;
    max-width: min(78%, 560px); min-width: 0; padding: 0.6rem 0.8rem;
    border-radius: var(--radius-lg); background: var(--bg-card); box-shadow: var(--shadow-sm);
}
.chat-message.is-other .chat-bubble { border-bottom-left-radius: var(--radius-sm); }
.chat-message.is-own .chat-bubble { border-bottom-right-radius: var(--radius-sm); background: var(--primary-light); }
.chat-bubble.is-inquiry { border-left: 3px solid var(--warning); }
.chat-meta { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; font-size: 0.78rem; color: var(--text-secondary); }
.chat-meta strong { color: var(--text-primary); }
.chat-body { white-space: pre-wrap; overflow-wrap: anywhere; font-size: 0.92rem; line-height: 1.5; }
.chat-time { display: inline-flex; align-items: center; gap: 0.35rem; align-self: flex-end; font-size: 0.7rem; color: var(--text-muted); font-family: var(--font-mono); }
.chat-read { color: var(--text-muted); }
.chat-read.is-read { color: var(--info); }

.message-attachments { display: grid; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 0.4rem; }
.message-attachment {
    display: flex; align-items: center; justify-content: center; aspect-ratio: 1; overflow: hidden;
    border-radius: var(--radius-md); background: var(--bg-hover); color: var(--text-secondary); font-size: 1.25rem;
}
.message-attachment img { width: 100%; height: 100%; object-fit: cover; }
.message-attachment:focus-visible { box-shadow: var(--focus-ring); }

/* ------------------------------------------------------------ Eingabe */
.chat-composer {
    display: flex; flex-direction: column; gap: 0.5rem;
    padding: 0.75rem; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--bg-card);
}
.chat-tools { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.chat-tools select { max-width: 260px; padding: 0.4rem 0.6rem; font-size: 0.85rem; }
.chat-files { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chat-files:empty { display: none; }
.chat-file-chip {
    display: inline-flex; align-items: center; gap: 0.35rem; max-width: 100%;
    padding: 0.2rem 0.3rem 0.2rem 0.6rem; border-radius: var(--radius-full);
    background: var(--primary-light); color: var(--primary-dark); font-size: 0.78rem;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.chat-file-chip .btn-icon { width: 26px; height: 26px; font-size: 0.75rem; }
.chat-input-row { display: flex; align-items: flex-end; gap: 0.5rem; }
.chat-input { flex: 1; min-width: 0; resize: none; min-height: 44px; max-height: 220px; line-height: 1.45; }
.chat-attach { cursor: pointer; flex-shrink: 0; }
.chat-send { flex-shrink: 0; }
.chat-hint { font-size: 0.72rem; color: var(--text-muted); }

/* ------------------------------------------------------------ Nachrichteneingang (Betrieb) */
.inbox { display: grid; grid-template-columns: minmax(280px, 360px) minmax(0, 1fr); gap: 1rem; align-items: start; }
.inbox-sidebar { min-width: 0; }
.inbox-sidebar .filter-bar { margin-bottom: 0.75rem; }
.inbox-items { display: flex; flex-direction: column; gap: 0.25rem; max-height: 68vh; overflow-y: auto; }
.inbox-item {
    display: flex; flex-direction: column; gap: 0.2rem; width: 100%; text-align: left;
    padding: 0.65rem 0.75rem; border-radius: var(--radius-md); border-left: 3px solid transparent;
    background: transparent; color: var(--text-primary); transition: var(--transition-fast);
}
.inbox-item:hover { background: var(--bg-hover); }
.inbox-item.is-active { background: var(--bg-selected); border-left-color: var(--primary); }
.inbox-item.is-unread .inbox-item-name { font-weight: 700; }
.inbox-item-top { display: flex; justify-content: space-between; gap: 0.5rem; }
.inbox-item-name { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.inbox-item-time { flex-shrink: 0; font-size: 0.72rem; color: var(--text-muted); }
.inbox-item-case { font-size: 0.72rem; color: var(--text-secondary); }
.inbox-item-preview { font-size: 0.82rem; color: var(--text-secondary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.inbox-item-badges { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.inbox-item-badges:empty { display: none; }
.inbox-detail { min-width: 0; }
.inbox-detail-header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.75rem; flex-wrap: wrap; }
.inbox-detail-title { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.inbox-detail-title .cell-muted { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.inbox-back { display: none; }

@media (max-width: 900px) {
    .inbox { grid-template-columns: minmax(0, 1fr); }
    .inbox.has-selection .inbox-sidebar { display: none; }
    .inbox:not(.has-selection) .inbox-detail { display: none; }
    .inbox-back { display: inline-flex; }
    .inbox-items { max-height: none; }
}

/* ------------------------------------------------------------ Kundenbereich */
.conversation-card.has-inquiry { border-left: 3px solid var(--warning); }
.thread-request-link {
    display: flex; align-items: center; gap: 0.75rem; padding: 0.75rem;
    border-radius: var(--radius-lg); background: var(--bg-card); box-shadow: var(--shadow-sm); color: var(--text-primary);
}
.thread-request-text { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.thread-request-text .mono { white-space: nowrap; font-size: 0.85rem; }
.customer-thread-page { gap: 1rem; }
.customer-thread-page .chat-list { max-height: none; min-height: 45vh; overflow: visible; }
.customer-thread-page .chat-composer {
    position: sticky; bottom: calc(0.5rem + var(--safe-bottom)); z-index: 5; box-shadow: var(--shadow-md);
}

@media (max-width: 600px) {
    .chat-bubble { max-width: 88%; }
    .chat-send-label { display: none; }
    .chat-list { padding: 0.5rem; }
}

/* ------------------------------------------------------------ Benachrichtigungszentrale */
.notification-backdrop { position: fixed; inset: 0; z-index: 150; background: transparent; }
.notification-panel {
    position: fixed; z-index: 151; width: 380px; max-width: calc(100vw - 16px); max-height: min(70vh, 560px);
    display: flex; flex-direction: column;
    border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--bg-card); box-shadow: var(--shadow-lg);
    animation: slideUp 0.2s;
}
.notification-panel-header {
    display: flex; align-items: center; justify-content: space-between; gap: 0.5rem;
    padding: 0.75rem 0.75rem 0.75rem 1rem; border-bottom: 1px solid var(--border-light);
}
.notification-list { overflow-y: auto; padding: 0.35rem; }
.notification-item {
    position: relative; display: flex; align-items: flex-start; gap: 0.75rem; width: 100%; text-align: left;
    padding: 0.65rem; border-radius: var(--radius-md); background: transparent; color: var(--text-primary);
}
.notification-item:hover, .notification-item:focus-visible { background: var(--bg-hover); }
.notification-item.is-unread { background: var(--bg-selected); }
.notification-icon {
    width: 34px; height: 34px; flex-shrink: 0;
    display: inline-flex; align-items: center; justify-content: center; border-radius: var(--radius-md); font-size: 0.9rem;
}
.notification-text { display: flex; flex-direction: column; gap: 0.1rem; min-width: 0; flex: 1; }
.notification-title { font-weight: 600; font-size: 0.88rem; }
.notification-body { font-size: 0.8rem; color: var(--text-secondary); overflow-wrap: anywhere; }
.notification-time { font-size: 0.72rem; color: var(--text-muted); }
.notification-dot { width: 8px; height: 8px; margin-top: 0.4rem; flex-shrink: 0; border-radius: 50%; background: var(--danger); }

/* Mobil: Bottom-Sheet statt Dropdown (Position aus JS wird übersteuert) */
@media (max-width: 768px) {
    .notification-backdrop { background: rgba(0, 0, 0, 0.45); animation: fadeIn 0.2s; }
    .notification-panel {
        top: auto !important; right: 0 !important; left: 0; bottom: 0;
        width: 100%; max-width: none; max-height: 80vh;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0; padding-bottom: var(--safe-bottom);
    }
    .notification-item { min-height: var(--touch-target); }
}