/* ===== Direct Voice Calling UI ===== */

/* Incoming call overlay - full-screen backdrop */
.incoming-call-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--overlay-scrim);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(4px);
}

.incoming-call-card {
    background: var(--bg-primary);
    border: 1px solid transparent;
    background-image: linear-gradient(var(--bg-primary), var(--bg-primary)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    border-radius: 16px;
    padding: 32px 40px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    min-width: 280px;
    max-width: 360px;
}

.incoming-call-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--accent-gradient);
    color: var(--text-on-primary);
    font-size: 28px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    background-size: cover;
    background-position: center;
}

.incoming-call-name {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: 4px;
}

.incoming-call-status {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.incoming-call-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* Call buttons */
.call-btn {
    border: none;
    border-radius: 50px;
    padding: 12px 24px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: opacity 0.15s, transform 0.15s;
}

.call-btn:hover {
    opacity: 0.9;
    transform: scale(1.03);
}

.call-btn:active {
    transform: scale(0.97);
}

.call-btn.accept {
    background: var(--success-color);
    color: var(--text-on-primary);
}

.call-btn.decline {
    background: var(--error-color);
    color: var(--text-on-primary);
}

/* #140 in-conversation call panel */
.chat-header-call-btn {
    background: none;
    border: none;
    color: var(--text-color);
    cursor: pointer;
    font-size: 14px;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background 0.15s, color 0.15s;
}

.chat-header-call-btn:hover:not(:disabled) {
    background: color-mix(in srgb, var(--success-color) 18%, transparent);
    color: var(--success-color);
}

.chat-header-call-btn:disabled {
    opacity: 0.4;
    cursor: default;
}

.conversation-call-panel {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 10px 14px;
    background: linear-gradient(
        135deg,
        color-mix(in srgb, var(--success-color) 12%, var(--bg-primary)),
        color-mix(in srgb, var(--primary-color) 10%, var(--bg-primary))
    );
    border-bottom: 1px solid color-mix(in srgb, var(--success-color) 32%, var(--border-color));
}

.conversation-call-header {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-color);
}

.conversation-call-timer {
    font-variant-numeric: tabular-nums;
    color: var(--text-muted, var(--text-color));
    font-weight: 400;
}

.conversation-call-controls {
    margin-left: auto;
    display: flex;
    gap: 8px;
}

.conversation-call-btn {
    border: none;
    border-radius: 4px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s;
}

.conversation-call-btn:hover:not(:disabled) {
    opacity: 0.85;
}

.conversation-call-btn:disabled {
    opacity: 0.5;
    cursor: default;
}

.conversation-call-join-btn,
.conversation-call-watch-btn {
    background: var(--success-color);
    color: var(--text-on-primary);
}

.conversation-call-leave-btn {
    background: var(--error-color);
    color: var(--text-on-primary);
}

.conversation-call-roster {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.conversation-call-participant {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 50px;
    font-size: 12px;
    background: color-mix(in srgb, var(--bg-primary) 65%, transparent);
    border: 1px solid color-mix(in srgb, var(--success-color) 30%, var(--border-color));
    color: var(--text-color);
}

.conversation-call-participant-ringing {
    font-style: italic;
    opacity: 0.7;
    border-style: dashed;
    animation: conversation-call-ring-pulse 1.6s ease-in-out infinite;
}

@keyframes conversation-call-ring-pulse {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 0.4; }
}

.conversation-call-shares {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.conversation-call-share-row {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    color: var(--text-color);
}

.conversation-call-share-row::before {
    content: '🖥';
    font-size: 12px;
}

/* DM call button */
.dm-call-btn,
.user-call-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px 6px;
    border-radius: 4px;
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.15s, color 0.15s, background 0.15s;
    flex-shrink: 0;
}

.dm-item:hover .dm-call-btn,
.user-list-item:hover .user-call-btn {
    opacity: 1;
}

.dm-call-btn:disabled,
.dm-item:hover .dm-call-btn:disabled {
    opacity: 0.35;
    cursor: default;
}

.dm-call-btn:hover,
.user-call-btn:hover {
    color: var(--success-color);
    background: var(--success-weak-bg);
}

/* Call toast notification */
.call-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-primary);
    color: var(--text-color);
    border: 1px solid transparent;
    background-image: linear-gradient(var(--bg-primary), var(--bg-primary)), var(--accent-gradient);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 13px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    z-index: 10001;
    transition: opacity 0.5s;
}

.call-toast-fade {
    opacity: 0;
}